diff options
Diffstat (limited to 'lib/asn1/src')
| -rw-r--r-- | lib/asn1/src/asn1_db.erl | 67 | ||||
| -rw-r--r-- | lib/asn1/src/asn1_records.hrl | 2 | ||||
| -rw-r--r-- | lib/asn1/src/asn1ct.erl | 573 | ||||
| -rw-r--r-- | lib/asn1/src/asn1ct_check.erl | 970 | ||||
| -rw-r--r-- | lib/asn1/src/asn1ct_constructed_ber_bin_v2.erl | 83 | ||||
| -rw-r--r-- | lib/asn1/src/asn1ct_constructed_per.erl | 599 | ||||
| -rw-r--r-- | lib/asn1/src/asn1ct_func.erl | 21 | ||||
| -rw-r--r-- | lib/asn1/src/asn1ct_gen.erl | 179 | ||||
| -rw-r--r-- | lib/asn1/src/asn1ct_gen_ber_bin_v2.erl | 532 | ||||
| -rw-r--r-- | lib/asn1/src/asn1ct_gen_per.erl | 556 | ||||
| -rw-r--r-- | lib/asn1/src/asn1ct_gen_per_rt2ct.erl | 946 | ||||
| -rw-r--r-- | lib/asn1/src/asn1ct_imm.erl | 92 | ||||
| -rw-r--r-- | lib/asn1/src/asn1ct_name.erl | 152 | ||||
| -rw-r--r-- | lib/asn1/src/asn1ct_parser2.erl | 7 | ||||
| -rw-r--r-- | lib/asn1/src/asn1ct_value.erl | 4 | ||||
| -rw-r--r-- | lib/asn1/src/asn1rtt_ber.erl | 136 | ||||
| -rw-r--r-- | lib/asn1/src/asn1rtt_per.erl | 187 | ||||
| -rw-r--r-- | lib/asn1/src/asn1rtt_uper.erl | 178 |
18 files changed, 1628 insertions, 3656 deletions
diff --git a/lib/asn1/src/asn1_db.erl b/lib/asn1/src/asn1_db.erl index 843fc66c9c..e96ca9ae25 100644 --- a/lib/asn1/src/asn1_db.erl +++ b/lib/asn1/src/asn1_db.erl @@ -19,31 +19,22 @@ %% -module(asn1_db). --export([dbstart/1,dbnew/1,dbsave/2,dbload/1,dbput/3,dbget/2,dbget_all/1]). --export([dbget_all_mod/1,dbclear/0,dberase_module/1,dbstop/0]). +-export([dbstart/1,dbnew/1,dbsave/2,dbput/3,dbget/2]). +-export([dbstop/0]). -record(state, {parent, monitor, includes, table}). %% Interface dbstart(Includes) -> Parent = self(), - case get(?MODULE) of - undefined -> - put(?MODULE, spawn_link(fun() -> init(Parent, Includes) end)), - true; - _Pid -> - req({new_includes, Includes}) - end. + undefined = get(?MODULE), %Assertion. + put(?MODULE, spawn_link(fun() -> init(Parent, Includes) end)), + ok. dbnew(Module) -> req({new, Module}). -dbsave(OutFile, Module) -> req({save, OutFile, Module}). -dbload(Module) -> req({load, Module}). -dbput(Module, K, V) -> req({set, Module, K, V}). +dbsave(OutFile, Module) -> cast({save, OutFile, Module}). +dbput(Module, K, V) -> cast({set, Module, K, V}). dbget(Module, K) -> req({get, Module, K}). -dbget_all(K) -> req({get_all, K}). -dbget_all_mod(Mod) -> req({all_mod, Mod}). -dbclear() -> req(clear). -dberase_module({module,M}) -> req({delete_mod, M}). dbstop() -> Resp = req(stop), erase(?MODULE), Resp. %% Internal functions @@ -59,8 +50,13 @@ req(Request) -> exit({db_error,Info}) end. +cast(Request) -> + get(?MODULE) ! Request, + ok. + reply({Ref,From}, Response) -> - From ! {{Ref,?MODULE}, Response}. + From ! {{Ref,?MODULE}, Response}, + ok. init(Parent, Includes) -> MRef = erlang:monitor(process, Parent), @@ -70,10 +66,9 @@ init(Parent, Includes) -> loop(#state{parent = Parent, monitor = MRef, table = Table, includes = Includes} = State) -> receive - {From, {set, Mod, K2, V}} -> + {set, Mod, K2, V} -> [{_, Modtab}] = ets:lookup(Table, Mod), ets:insert(Modtab, {K2, V}), - reply(From, ok), loop(State); {From, {get, Mod, K2}} -> Result = case ets:lookup(Table, Mod) of @@ -85,44 +80,16 @@ loop(#state{parent = Parent, monitor = MRef, table = Table, _Error -> reply(From, undefined) end, loop(State); - {From, {all_mod, Mod}} -> - [{_, Modtab}] = ets:lookup(Table, Mod), - reply(From, ets:tab2list(Modtab)), - loop(State); - {From, {delete_mod, Mod}} -> - [{_, Modtab}] = ets:lookup(Table, Mod), - ets:delete(Modtab), - ets:delete(Table, Mod), - reply(From, ok), - loop(State); - {From, {save, OutFile, Mod}} -> + {save, OutFile, Mod} -> [{_,Mtab}] = ets:lookup(Table, Mod), - reply(From, ets:tab2file(Mtab, OutFile)), - loop(State); - {From, {load, Mod}} -> - Result = case ets:lookup(Table, Mod) of - [] -> opentab(Table, Mod, Includes); - [{_, Modtab}] -> {ok, Modtab} - end, - reply(From, Result), + ok = ets:tab2file(Mtab, OutFile), loop(State); {From, {new, Mod}} -> - case ets:lookup(Table, Mod) of - [{_, Modtab}] -> ets:delete(Modtab); - _ -> true - end, + [] = ets:lookup(Table, Mod), %Assertion. ModTableId = ets:new(list_to_atom(lists:concat(["asn1_",Mod])), []), ets:insert(Table, {Mod, ModTableId}), reply(From, ok), loop(State); - {From, clear} -> - [ets:delete(Mt) || {_, Mt} <- ets:tab2list(Table)], - ets:delete(Table), - reply(From, cleared), - loop(State#state{table = ets:new(asn1, [set])}); - {From, {new_includes, NewIncludes}} -> - reply(From, true), - loop(State#state{includes = NewIncludes}); {From, stop} -> reply(From, stopped); %% Nothing to store {'DOWN', MRef, process, Parent, Reason} -> diff --git a/lib/asn1/src/asn1_records.hrl b/lib/asn1/src/asn1_records.hrl index 16d14c2e7b..396ba0fcfa 100644 --- a/lib/asn1/src/asn1_records.hrl +++ b/lib/asn1/src/asn1_records.hrl @@ -45,9 +45,7 @@ -record(pobjectdef,{checked=false,pos,name,args,class,def}). -record(pobjectsetdef,{checked=false,pos,name,args,class,def}). --record(typereference,{pos,val}). -record(identifier,{pos,val}). --record(constraint,{c,e}). -record('Constraint',{'SingleValue'=no,'SizeConstraint'=no,'ValueRange'=no,'PermittedAlphabet'=no, 'ContainedSubtype'=no, 'TypeConstraint'=no,'InnerSubtyping'=no,e=no,'Other'=no}). -record(simpletableattributes,{objectsetname,c_name,c_index,usedclassfield, diff --git a/lib/asn1/src/asn1ct.erl b/lib/asn1/src/asn1ct.erl index 770b92cbc3..8e71a5697c 100644 --- a/lib/asn1/src/asn1ct.erl +++ b/lib/asn1/src/asn1ct.erl @@ -25,21 +25,20 @@ %%-compile(export_all). %% Public exports -export([compile/1, compile/2]). --export([start/0, start/1]). -export([encode/2, encode/3, decode/3]). -export([test/1, test/2, test/3, value/2, value/3]). %% Application internal exports -export([compile_asn/3,compile_asn1/3,compile_py/3,compile/3, vsn/0, get_name_of_def/1,get_pos_of_def/1]). --export([read_config_data/1,get_gen_state_field/1,get_gen_state/0, - partial_inc_dec_toptype/1,save_gen_state/1,update_gen_state/2, +-export([read_config_data/1,get_gen_state_field/1, + partial_inc_dec_toptype/1,update_gen_state/2, get_tobe_refed_func/1,reset_gen_state/0,is_function_generated/1, - generated_refed_func/1,next_refed_func/0,pop_namelist/0, - next_namelist_el/0,update_namelist/1,step_in_constructed/0, + generated_refed_func/1,next_refed_func/0, + update_namelist/1,step_in_constructed/0, add_tobe_refed_func/1,add_generated_refed_func/1, - maybe_rename_function/3,latest_sindex/0,current_sindex/0, - set_current_sindex/1,next_sindex/0,maybe_saved_sindex/2, + maybe_rename_function/3,current_sindex/0, + set_current_sindex/1,maybe_saved_sindex/2, parse_and_save/2,verbose/3,warning/3,warning/4,error/3]). -export([get_bit_string_format/0]). @@ -82,7 +81,6 @@ %% %% - compile(File) -> compile(File,[]). @@ -96,14 +94,30 @@ compile(File, Options0) when is_list(Options0) -> Error end. +-record(st, + {file=[], + files=[], + inputmodules=[], + code, + opts=[], + outfile, + dbfile, + includes=[], + erule, + error=none, + run + }). + compile_proc(File, Includes, Options) -> + Erule = get_rule(Options), + St = #st{opts=Options,includes=Includes,erule=Erule}, case input_file_type(File, Includes) of {single_file, SuffixedFile} -> %% "e.g. "/tmp/File.asn" - compile1(SuffixedFile, Options); + compile1(SuffixedFile, St); {multiple_files_file, SetBase, FileName} -> case get_file_list(FileName, Includes) of FileList when is_list(FileList) -> - compile_set(SetBase, FileList, Options); + compile_set(SetBase, FileList, St); Err -> Err end; @@ -111,22 +125,222 @@ compile_proc(File, Includes, Options) -> {error, Err} end. -compile1(File,Options) when is_list(Options) -> - verbose("Erlang ASN.1 version ~p compiling ~p ~n",[?vsn,File],Options), - verbose("Compiler Options: ~p~n",[Options],Options), - Ext = filename:extension(File), - Base = filename:basename(File,Ext), - OutFile = outfile(Base,"",Options), - DbFile = outfile(Base,"asn1db",Options), - Includes = [I || {i,I} <- Options], - EncodingRule = get_rule(Options), - Continue1 = scan(File,Options), - Continue2 = parse(Continue1,File,Options), - Continue3 = check(Continue2,File,OutFile,Includes,EncodingRule, - DbFile,Options,[]), - Continue4 = generate(Continue3,OutFile,EncodingRule,Options), - compile_erl(Continue4, OutFile, Options). +set_passes() -> + [{pass,scan_parse,fun set_scan_parse_pass/1}, + {pass,merge,fun merge_pass/1}|common_passes()]. + +single_passes() -> + [{pass,scan,fun scan_pass/1}, + {pass,parse,fun parse_pass/1}|common_passes()]. + +parse_and_save_passes() -> + [{pass,scan,fun scan_pass/1}, + {pass,parse,fun parse_pass/1}, + {pass,save,fun save_pass/1}]. + +common_passes() -> + [{pass,check,fun check_pass/1}, + {iff,abs,{pass,abs_listing,fun abs_listing/1}}, + {pass,generate,fun generate_pass/1}, + {unless,noobj,{pass,compile,fun compile_pass/1}}]. + +scan_pass(#st{file=File}=St) -> + case asn1ct_tok:file(File) of + {error,Reason} -> + {error,St#st{error=Reason}}; + Tokens when is_list(Tokens) -> + {ok,St#st{code=Tokens}} + end. + +set_scan_parse_pass(#st{files=Files}=St) -> + try + L = set_scan_parse_pass_1(Files, St), + {ok,St#st{code=L}} + catch + throw:Error -> + {error,St#st{error=Error}} + end. + +set_scan_parse_pass_1([F|Fs], St) -> + case asn1ct_tok:file(F) of + {error,Error} -> + throw(Error); + Tokens when is_list(Tokens) -> + case catch asn1ct_parser2:parse(Tokens) of + {ok,M} -> + [M|set_scan_parse_pass_1(Fs, St)]; + {error,ErrorTerm} -> + throw(handle_parse_error(ErrorTerm, St)) + end + end; +set_scan_parse_pass_1([], _) -> []. + +parse_pass(#st{code=Tokens}=St) -> + case catch asn1ct_parser2:parse(Tokens) of + {ok,M} -> + {ok,St#st{code=M}}; + {error,ErrorTerm} -> + {error,St#st{error=handle_parse_error(ErrorTerm, St)}} + end. + +handle_parse_error(ErrorTerm, #st{file=File,opts=Opts}) -> + case ErrorTerm of + {{Line,_Mod,Message},_TokTup} -> + if + is_integer(Line) -> + BaseName = filename:basename(File), + error("syntax error at line ~p in module ~s:~n", + [Line,BaseName], Opts); + true -> + error("syntax error in module ~p:~n", + [File], Opts) + end, + print_error_message(Message), + Message; + {Line,_Mod,[Message,Token]} -> + error("syntax error: ~p ~p at line ~p~n", + [Message,Token,Line], Opts), + {Line,[Message,Token]} + end. + +merge_pass(#st{file=Base,code=Code}=St) -> + M = merge_modules(Code, Base), + {ok,St#st{code=M}}. + +check_pass(#st{code=M,file=File,includes=Includes, + erule=Erule,dbfile=DbFile,opts=Opts, + inputmodules=InputModules}=St) -> + start(Includes), + case asn1ct_check:storeindb(#state{erule=Erule}, M) of + ok -> + Module = asn1_db:dbget(M#module.name, 'MODULE'), + State = #state{mname=Module#module.name, + module=Module#module{typeorval=[]}, + erule=Erule, + inputmodules=InputModules, + options=Opts, + sourcedir=filename:dirname(File)}, + case asn1ct_check:check(State, Module#module.typeorval) of + {error,Reason} -> + {error,St#st{error=Reason}}; + {ok,NewTypeOrVal,GenTypeOrVal} -> + NewM = Module#module{typeorval=NewTypeOrVal}, + asn1_db:dbput(NewM#module.name, 'MODULE', NewM), + asn1_db:dbsave(DbFile, M#module.name), + verbose("--~p--~n", [{generated,DbFile}], Opts), + {ok,St#st{code={M,GenTypeOrVal}}} + end; + {error,Reason} -> + {error,St#st{error=Reason}} + end. + +save_pass(#st{code=M,erule=Erule,dbfile=DbFile}=St) -> + ok = asn1ct_check:storeindb(#state{erule=Erule}, M), + asn1_db:dbsave(DbFile,M#module.name), + {ok,St}. + +abs_listing(#st{code={M,_},outfile=OutFile}) -> + pretty2(M#module.name, OutFile++".abs"), + done. +generate_pass(#st{code=Code,outfile=OutFile,erule=Erule,opts=Opts}=St0) -> + St = St0#st{code=undefined}, %Reclaim heap space + case generate(Code, OutFile, Erule, Opts) of + {error,Reason} -> + {error,St#st{error=Reason}}; + ok -> + {ok,St} + end. + +compile_pass(#st{outfile=OutFile,opts=Opts0}=St) -> + asn1_db:dbstop(), %Reclaim memory. + asn1ct_table:delete([renamed_defs,original_imports,automatic_tags]), + Opts = remove_asn_flags(Opts0), + case c:c(OutFile, Opts) of + {ok,_Module} -> + {ok,St}; + _ -> + {error,St} + end. + +run_passes(Passes, #st{opts=Opts}=St) -> + Run = case lists:member(time, Opts) of + false -> + fun(_, Pass, S) -> Pass(S) end; + true -> + fun run_tc/3 + end, + run_passes_1(Passes, St#st{run=Run}). + +run_tc(Name, Fun, St) -> + Before0 = statistics(runtime), + Val = (catch Fun(St)), + After0 = statistics(runtime), + {Before_c, _} = Before0, + {After_c, _} = After0, + io:format("~-31s: ~10.2f s\n", + [Name,(After_c-Before_c) / 1000]), + Val. + +run_passes_1([{unless,Opt,Pass}|Passes], #st{opts=Opts}=St) -> + case proplists:get_bool(Opt, Opts) of + false -> + run_passes_1([Pass|Passes], St); + true -> + run_passes_1(Passes, St) + end; +run_passes_1([{iff,Opt,Pass}|Passes], #st{opts=Opts}=St) -> + case proplists:get_bool(Opt, Opts) of + true -> + run_passes_1([Pass|Passes], St); + false -> + run_passes_1(Passes, St) + end; +run_passes_1([{pass,Name,Pass}|Passes], #st{run=Run}=St0) + when is_function(Pass, 1) -> + try Run(Name, Pass, St0) of + {ok,St} -> + run_passes_1(Passes, St); + {error,#st{error=Errors}} -> + {Structured,AllErrors} = clean_errors(Errors), + print_structured_errors(Structured), + {error,AllErrors}; + done -> + ok + catch + Class:Error -> + Stk = erlang:get_stacktrace(), + io:format("Internal error: ~p:~p\n~p\n", + [Class,Error,Stk]), + {error,{internal_error,{Class,Error}}} + end; +run_passes_1([], _St) -> + ok. + +clean_errors(Errors) when is_list(Errors) -> + F = fun({structured_error,_,_,_}) -> true; + (_) -> false + end, + {Structured0,AdHoc} = lists:partition(F, Errors), + Structured = lists:sort(Structured0), + {Structured,Structured ++ AdHoc}; +clean_errors(AdHoc) -> {[],AdHoc}. + +print_structured_errors([_|_]=Errors) -> + _ = [io:format("~ts:~w: ~ts\n", [F,L,M:format_error(E)]) || + {structured_error,{F,L},M,E} <- Errors], + ok; +print_structured_errors(_) -> ok. + +compile1(File, #st{opts=Opts}=St0) -> + verbose("Erlang ASN.1 version ~p, compiling ~p~n", [?vsn,File], Opts), + verbose("Compiler Options: ~p~n", [Opts], Opts), + Passes = single_passes(), + Base = filename:rootname(filename:basename(File)), + OutFile = outfile(Base, "", Opts), + DbFile = outfile(Base, "asn1db", Opts), + St1 = St0#st{file=File,outfile=OutFile,dbfile=DbFile}, + run_passes(Passes, St1). %%****************************************************************************%% %% functions dealing with compiling of several input files to one output file %% @@ -134,53 +348,20 @@ compile1(File,Options) when is_list(Options) -> %% compile_set/3 merges and compiles a number of asn1 modules %% specified in a .set.asn file to one .erl file. -compile_set(SetBase,Files,Options) - when is_list(hd(Files)),is_list(Options) -> - %% case when there are several input files in a list - verbose("Erlang ASN.1 version ~p compiling ~p ~n",[?vsn,Files],Options), - verbose("Compiler Options: ~p~n",[Options],Options), - OutFile = outfile(SetBase,"",Options), - DbFile = outfile(SetBase,"asn1db",Options), - Includes = [I || {i,I} <- Options], - EncodingRule = get_rule(Options), - ScanRes = scan_set(Files,Options), - ParseRes = parse_set(ScanRes,Options), - Result = - case [X||X <- ParseRes,element(1,X)==true] of - [] -> %% all were false, time to quit - lists:map(fun(X)->element(2,X) end,ParseRes); - ParseRes -> %% all were true, continue with check - InputModules = - lists:map( - fun(F)-> - E = filename:extension(F), - B = filename:basename(F,E), - if - is_list(B) -> list_to_atom(B); - true -> B - end - end, - Files), - check_set(ParseRes,SetBase,OutFile,Includes, - EncodingRule,DbFile,Options,InputModules); - Other -> - {error,{'unexpected error in scan/parse phase', - lists:map(fun(X)->element(3,X) end,Other)}} - end, - Result. - -check_set(ParseRes,SetBase,OutFile,Includes,EncRule,DbFile, - Options,InputModules) -> - - MergedModule = merge_modules(ParseRes,SetBase), - SetM = MergedModule#module{name=SetBase}, - Continue1 = check({true,SetM},SetBase,OutFile,Includes,EncRule,DbFile, - Options,InputModules), - Continue2 = generate(Continue1,OutFile,EncRule,Options), - - asn1ct_table:delete([renamed_defs, original_imports, automatic_tags]), - - compile_erl(Continue2, OutFile, Options). +compile_set(SetBase, Files, #st{opts=Opts}=St0) -> + verbose("Erlang ASN.1 version ~p compiling ~p ~n", [?vsn,Files], Opts), + verbose("Compiler Options: ~p~n",[Opts], Opts), + OutFile = outfile(SetBase, "", Opts), + DbFile = outfile(SetBase, "asn1db", Opts), + InputModules = [begin + F1 = filename:basename(F0), + F = filename:rootname(F1), + list_to_atom(F) + end || F0 <- Files], + St = St0#st{file=SetBase,files=Files,outfile=OutFile, + dbfile=DbFile,inputmodules=InputModules}, + Passes = set_passes(), + run_passes(Passes, St). %% merge_modules/2 -> returns a module record where the typeorval lists are merged, %% the exports lists are merged, the imports lists are merged when the @@ -188,8 +369,7 @@ check_set(ParseRes,SetBase,OutFile,Includes,EncRule,DbFile, %% field gets the shared value if all modules have same tagging scheme, %% otherwise a tagging_error exception is thrown, %% the extensiondefault ...(not handled yet). -merge_modules(ParseRes,CommonName) -> - ModuleList = lists:map(fun(X)->element(2,X) end,ParseRes), +merge_modules(ModuleList, CommonName) -> NewModuleList = remove_name_collisions(ModuleList), case asn1ct_table:size(renamed_defs) of 0 -> asn1ct_table:delete(renamed_defs); @@ -379,6 +559,8 @@ get_pos_of_def(#pobjectdef{pos=Pos}) -> Pos; get_pos_of_def(#pobjectsetdef{pos=Pos}) -> Pos; +get_pos_of_def(#'Externalvaluereference'{pos=Pos}) -> + Pos; get_pos_of_def(_) -> undefined. @@ -651,123 +833,9 @@ delete_double_of_symbol1([],Acc) -> Acc. -scan_set(Files,Options) -> - %% The files in Files already have their relative path and extension - lists:map( - fun(F)-> - case scan(F,Options) of - {false,{error,Reason}} -> - throw({error,{'scan error in file:',F,Reason}}); - {TrueOrFalse,Res} -> - {TrueOrFalse,Res,F} - end - end, - Files). - -parse_set(ScanRes,Options) -> - lists:map( - fun({TorF,Toks,F})-> - case parse({TorF,Toks},F,Options) of - {false,{error,Reason}} -> - throw({error,{'parse error in file:',F,Reason}}); - {TrueOrFalse,Res} -> - {TrueOrFalse,Res,F} - end - end, - ScanRes). - - %%*********************************** - -scan(File,Options) -> - case asn1ct_tok:file(File) of - {error,Reason} -> - error("~p~n",[Reason],Options), - {false,{error,Reason}}; - Tokens -> - case lists:member(ss,Options) of - true -> % we terminate after scan - {false,Tokens}; - false -> % continue with next pass - {true,Tokens} - end - end. - - -parse({true,Tokens},File,Options) -> - %Presult = asn1ct_parser2:parse(Tokens), - %%case lists:member(p1,Options) of - %% true -> - %% asn1ct_parser:parse(Tokens); - %% _ -> - %% asn1ct_parser2:parse(Tokens) - %% end, - case catch asn1ct_parser2:parse(Tokens) of - {error,{{Line,_Mod,Message},_TokTup}} -> - if - is_integer(Line) -> - BaseName = filename:basename(File), - error("syntax error at line ~p in module ~s:~n", - [Line,BaseName],Options); - true -> - error("syntax error in module ~p:~n", - [File],Options) - end, - print_error_message(Message), - {false,{error,Message}}; - {error,{Line,_Mod,[Message,Token]}} -> - error("syntax error: ~p ~p at line ~p~n", - [Message,Token,Line],Options), - {false,{error,{Line,[Message,Token]}}}; - {ok,M} -> - case lists:member(sp,Options) of - true -> % terminate after parse - {false,M}; - false -> % continue with next pass - {true,M} - end; - OtherError -> - error("~p~n",[OtherError],Options) - end; -parse({false,Tokens},_,_) -> - {false,Tokens}. - -check({true,M},File,OutFile,Includes,EncodingRule,DbFile,Options,InputMods) -> - - start(Includes), - case asn1ct_check:storeindb(#state{erule=EncodingRule},M) of - ok -> - Module = asn1_db:dbget(M#module.name,'MODULE'), - State = #state{mname=Module#module.name, - module=Module#module{typeorval=[]}, - erule=EncodingRule, - inputmodules=InputMods, - options=Options, - sourcedir=filename:dirname(File)}, - Check = asn1ct_check:check(State,Module#module.typeorval), - case {Check,lists:member(abs,Options)} of - {{error,Reason},_} -> - {false,{error,Reason}}; - {{ok,NewTypeOrVal,_},true} -> - NewM = Module#module{typeorval=NewTypeOrVal}, - asn1_db:dbput(NewM#module.name,'MODULE',NewM), - pretty2(M#module.name,lists:concat([OutFile,".abs"])), - {false,ok}; - {{ok,NewTypeOrVal,GenTypeOrVal},_} -> - NewM = Module#module{typeorval=NewTypeOrVal}, - asn1_db:dbput(NewM#module.name,'MODULE',NewM), - asn1_db:dbsave(DbFile,M#module.name), - verbose("--~p--~n",[{generated,DbFile}],Options), - {true,{M,NewM,GenTypeOrVal}} - end; - ErrorList = {error,_} -> - {false,ErrorList} - end; -check({false,M},_,_,_,_,_,_,_) -> - {false,M}. - -generate({true,{M,_Module,GenTOrV}}, OutFile, EncodingRule, Options) -> +generate({M,GenTOrV}, OutFile, EncodingRule, Options) -> debug_on(Options), setup_bit_string_format(Options), put(encoding_options,Options), @@ -796,19 +864,7 @@ generate({true,{M,_Module,GenTOrV}}, OutFile, EncodingRule, Options) -> erase(tlv_format), % used in ber erase(class_default_type),% used in ber asn1ct_table:delete(check_functions), - case Result of - {error,_} -> - {false,Result}; - ok -> - case lists:member(sg,Options) of - true -> % terminate here , with .erl file generated - {false,true}; - false -> - {true,true} - end - end; -generate({false,M},_,_,_) -> - {false,M}. + Result. setup_bit_string_format(Opts) -> Format = case {lists:member(compact_bit_string, Opts), @@ -836,14 +892,13 @@ get_bit_string_format() -> parse_and_save(Module,S) -> Options = S#state.options, SourceDir = S#state.sourcedir, - Includes = [I || {i,I} <-Options], - - case get_input_file(Module,[SourceDir|Includes]) of + Includes = [I || {i,I} <- Options], + case get_input_file(Module, [SourceDir|Includes]) of %% search for asn1 source {file,SuffixedASN1source} -> case dbfile_uptodate(SuffixedASN1source,Options) of false -> - parse_and_save1(S,SuffixedASN1source,Options,Includes); + parse_and_save1(S, SuffixedASN1source, Options); _ -> ok end; Err -> @@ -851,24 +906,14 @@ parse_and_save(Module,S) -> [lists:concat([Module,".asn1db"])],Options), {error,{asn1,input_file_error,Err}} end. -parse_and_save1(S,File,Options,Includes) -> + +parse_and_save1(#state{erule=Erule}, File, Options) -> Ext = filename:extension(File), - Base = filename:basename(File,Ext), - DbFile = outfile(Base,"asn1db",Options), - Continue1 = scan(File,Options), - M = - case parse(Continue1,File,Options) of - {true,Mod} -> Mod; - _ -> -%% io:format("~p~nnow I die!!!!!!!!!!!~n",[File]), - exit({error,{asn1,File,"no such file"}}) - end, -% start(["."|Includes]), - start(Includes), - case asn1ct_check:storeindb(S,M) of - ok -> - asn1_db:dbsave(DbFile,M#module.name) - end. + Base = filename:basename(File, Ext), + DbFile = outfile(Base, "asn1db", Options), + St = #st{file=File,dbfile=DbFile,erule=Erule}, + Passes = parse_and_save_passes(), + run_passes(Passes, St). get_input_file(Module,[]) -> Module; @@ -926,13 +971,6 @@ dbfile_uptodate(File,Options) -> end. -compile_erl({true,_},OutFile,Options) -> - erl_compile(OutFile,Options); -compile_erl({false,true},_,_) -> - ok; -compile_erl({false,Result},_,_) -> - Result. - input_file_type(Name,I) -> case input_file_type(Name) of {error,_} -> input_file_type2(filename:basename(Name),I); @@ -1064,22 +1102,6 @@ translate_options([H|T]) -> [H|translate_options(T)]; translate_options([]) -> []. -erl_compile(OutFile,Options) -> -% io:format("Options:~n~p~n",[Options]), - case lists:member(noobj,Options) of - true -> - ok; - _ -> - ErlOptions = remove_asn_flags(Options), - %% io:format("~n~nc:c(~p,~p)~n~n",[OutFile,ErlOptions]), - case c:c(OutFile,ErlOptions) of - {ok,_Module} -> - ok; - _ -> - {error,'no_compilation'} - end - end. - remove_asn_flags(Options) -> [X || X <- Options, X /= get_rule(Options), @@ -1216,7 +1238,6 @@ make_erl_options(Opts) -> lists:map(fun(Dir) -> {i, Dir} end, Includes)]++Specific. pretty2(Module,AbsFile) -> - start(), {ok,F} = file:open(AbsFile,[write]), M = asn1_db:dbget(Module,'MODULE'), io:format(F,"%%%%%%%%%%%%%%%%%%% ~p %%%%%%%%%%%%%%%%%%%~n",[Module]), @@ -1251,10 +1272,6 @@ pretty2(Module,AbsFile) -> lists:foreach(fun(T)-> io:format(F,"~s.\n", [asn1ct_pretty_format:term(asn1_db:dbget(Module,T))]) end,ObjectSets). -start() -> - Includes = ["."], - start(Includes). - start(Includes) when is_list(Includes) -> asn1_db:dbstart(Includes). @@ -2097,52 +2114,6 @@ update_namelist(Name) -> Other -> Other end. -pop_namelist() -> - DeepTail = %% removes next element in order - fun([[{_,A}]|T],_Fun) when is_atom(A) -> T; - ([{_N,L}|T],_Fun) when is_list(L) -> [L|T]; - ([[]|T],Fun) -> Fun(T,Fun); - ([L1|L2],Fun) when is_list(L1) -> - case lists:flatten(L1) of - [] -> Fun([L2],Fun); - _ -> [Fun(L1,Fun)|L2] - end; - ([_H|T],_Fun) -> T - end, - {Pop,NewNL} = - case get_gen_state_field(namelist) of - [] -> {[],[]}; - L -> - {next_namelist_el(L), - DeepTail(L,DeepTail)} - end, - update_gen_state(namelist,NewNL), - Pop. - -%% next_namelist_el fetches the next type/component name in turn in -%% the namelist, without changing the namelist. -next_namelist_el() -> - case get_gen_state_field(namelist) of - undefined -> undefined; - L when is_list(L) -> next_namelist_el(L) - end. - -next_namelist_el([]) -> - []; -next_namelist_el([L]) when is_list(L) -> - next_namelist_el(L); -next_namelist_el([H|_]) when is_atom(H) -> - H; -next_namelist_el([L|T]) when is_list(L) -> - case next_namelist_el(L) of - [] -> - next_namelist_el([T]); - R -> - R - end; -next_namelist_el([H={_,A}|_]) when is_atom(A) -> - H. - %% removes a bracket from the namelist step_in_constructed() -> case get_gen_state_field(namelist) of @@ -2382,14 +2353,6 @@ maybe_saved_sindex(Name,Pattern) -> end end. -next_sindex() -> - SI = get_gen_state_field(suffix_index), - update_gen_state(suffix_index,SI+1), - SI+1. - -latest_sindex() -> - get_gen_state_field(suffix_index). - current_sindex() -> get_gen_state_field(current_suffix_index). diff --git a/lib/asn1/src/asn1ct_check.erl b/lib/asn1/src/asn1ct_check.erl index 0622998445..f94550b0a4 100644 --- a/lib/asn1/src/asn1ct_check.erl +++ b/lib/asn1/src/asn1ct_check.erl @@ -25,7 +25,7 @@ %-compile(export_all). %% Avoid warning for local function error/1 clashing with autoimported BIF. -compile({no_auto_import,[error/1]}). --export([check/2,storeindb/2]). +-export([check/2,storeindb/2,format_error/1]). %-define(debug,1). -include("asn1_records.hrl"). %%% The tag-number for universal types @@ -73,7 +73,6 @@ end). -record(newt,{type=unchanged,tag=unchanged,constraint=unchanged,inlined=no}). % used in check_type to update type and tag --record(newv,{type=unchanged,value=unchanged}). % used in check_value to update type and value check(S,{Types,Values,ParameterizedTypes,Classes,Objects,ObjectSets}) -> %%Predicates used to filter errors @@ -92,14 +91,14 @@ check(S,{Types,Values,ParameterizedTypes,Classes,Objects,ObjectSets}) -> save_asn1db_uptodate(S,S#state.erule,S#state.mname), put(top_module,S#state.mname), - _Perror = checkp(S,ParameterizedTypes,[]), % must do this before the templates are used + _ = checkp(S, ParameterizedTypes), %must do this before the templates are used %% table to save instances of parameterized objects,object sets asn1ct_table:new(parameterized_objects), asn1ct_table:new(inlined_objects), - Terror = checkt(S,Types,[]), + Terror = checkt(S, Types), ?dbg("checkt finished with errors:~n~p~n~n",[Terror]), %% get parameterized object sets sent to checkt/3 @@ -107,7 +106,7 @@ check(S,{Types,Values,ParameterizedTypes,Classes,Objects,ObjectSets}) -> {PObjSetNames1,Terror2} = filter_errors(IsPObjSet,Terror), - Verror = checkv(S,Values ++ ObjectSets,[]), %value sets may be parsed as object sets + Verror = checkv(S, Values ++ ObjectSets), %value sets may be parsed as object sets ?dbg("checkv finished with errors:~n~p~n~n",[Verror]), %% get information object classes wrongly sent to checkt/3 %% and update Terror2 @@ -116,7 +115,7 @@ check(S,{Types,Values,ParameterizedTypes,Classes,Objects,ObjectSets}) -> NewClasses = Classes++AddClasses, - Cerror = checkc(S,NewClasses,[]), + Cerror = checkc(S, NewClasses), ?dbg("checkc finished with errors:~n~p~n~n",[Cerror]), %% get object sets incorrectly sent to checkv/3 %% and update Verror @@ -175,8 +174,9 @@ check(S,{Types,Values,ParameterizedTypes,Classes,Objects,ObjectSets}) -> {NewTypes,NewValues,ParameterizedTypes,NewClasses, lists:subtract(NewObjects,ExclO)++InlinedObjects, lists:subtract(NewObjectSets,ExclOS)++ParObjectSetNames}}; - _ ->{error,{asn1,lists:flatten([Terror3,Verror5,Cerror, - Oerror,Exporterror,ImportError])}} + _ -> + {error,lists:flatten([Terror3,Verror5,Cerror, + Oerror,Exporterror,ImportError])} end. context_switch_in_spec() -> @@ -338,51 +338,40 @@ chained_import(S,ImpMod,DefMod,Name) -> chained_import(S,OtherMod,DefMod,Name) end end. - -checkt(S,[Name|T],Acc) -> - ?dbg("Checking type ~p~n",[Name]), - Result = - case asn1_db:dbget(S#state.mname,Name) of - undefined -> - error({type,{internal_error,'???'},S}); - Type when is_record(Type,typedef) -> - NewS = S#state{type=Type,tname=Name}, - case catch(check_type(NewS,Type,Type#typedef.typespec)) of - {error,Reason} -> - error({type,Reason,NewS}); - {'EXIT',Reason} -> - error({type,{internal_error,Reason},NewS}); - {asn1_class,_ClassDef} -> - {asn1_class,Name}; - pobjectsetdef -> - {pobjectsetdef,Name}; - pvalueset -> - {pvalueset,Name}; - Ts -> - case Type#typedef.checked of - true -> % already checked and updated - ok; - _ -> - NewTypeDef = Type#typedef{checked=true,typespec = Ts}, - - asn1_db:dbput(NewS#state.mname,Name,NewTypeDef), % update the type - ok - end - end - end, - case Result of - ok -> - checkt(S,T,Acc); - _ -> - checkt(S,T,[Result|Acc]) - end; -checkt(S,[],Acc) -> - case check_contextswitchingtypes(S,[]) of - [] -> - lists:reverse(Acc); - L -> - checkt(S,L,Acc) +checkt(S0, Names) -> + Check = fun do_checkt/3, + + %% NOTE: check_type/3 will store information in the process + %% dictionary if context switching types are encountered; + %% therefore we must force the evaluation order. + Types = check_fold(S0, Names, Check), + CtxtSwitch = check_contextswitchingtypes(S0, []), + check_fold(S0, lists:reverse(CtxtSwitch), Check) ++ Types. + +do_checkt(S, Name, #typedef{typespec=TypeSpec}=Type0) -> + NewS = S#state{type=Type0,tname=Name}, + try check_type(NewS, Type0, TypeSpec) of + #type{}=Ts -> + case Type0#typedef.checked of + true -> %already checked and updated + ok; + _ -> + Type = Type0#typedef{checked=true, + typespec=Ts}, + asn1_db:dbput(NewS#state.mname, + Name, Type), + ok + end + catch + {error,Reason} -> + error({type,Reason,NewS}); + {asn1_class,_ClassDef} -> + {asn1_class,Name}; + pobjectsetdef -> + {pobjectsetdef,Name}; + pvalueset -> + {pvalueset,Name} end. check_contextswitchingtypes(S,Acc) -> @@ -402,131 +391,86 @@ check_contextswitchingtypes(S,[{T,TName}|Ts],Acc) -> check_contextswitchingtypes(_,[],Acc) -> Acc. -checkv(S,[Name|T],Acc) -> - ?dbg("Checking valuedef ~p~n",[Name]), - Result = case asn1_db:dbget(S#state.mname,Name) of - undefined -> error({value,{internal_error,'???'},S}); - Value when is_record(Value,valuedef); - is_record(Value,typedef); %Value set may be parsed as object set. - is_record(Value,pvaluedef); - is_record(Value,pvaluesetdef) -> - NewS = S#state{value=Value}, - case catch(check_value(NewS,Value)) of - {error,Reason} -> - error({value,Reason,NewS}); - {'EXIT',Reason} -> - error({value,{internal_error,Reason},NewS}); - {pobjectsetdef} -> - {pobjectsetdef,Name}; - {objectsetdef} -> - {objectsetdef,Name}; - {objectdef} -> - %% this is an object, save as typedef - #valuedef{checked=C,pos=Pos,name=N,type=Type, - value=Def}=Value, - ClassName = Type#type.def, - NewSpec = #'Object'{classname=ClassName, - def=Def}, - NewDef = #typedef{checked=C,pos=Pos,name=N, - typespec=NewSpec}, - asn1_db:dbput(NewS#state.mname,Name,NewDef), - {objectdef,Name}; - {valueset,VSet} -> - Pos = asn1ct:get_pos_of_def(Value), - CheckedVSDef = #typedef{checked=true,pos=Pos, - name=Name,typespec=VSet}, - asn1_db:dbput(NewS#state.mname,Name,CheckedVSDef), - {valueset,Name}; - V -> - %% update the valuedef - asn1_db:dbput(NewS#state.mname,Name,V), - ok - end - end, - case Result of - ok -> - checkv(S,T,Acc); - _ -> - checkv(S,T,[Result|Acc]) - end; -checkv(_S,[],Acc) -> - lists:reverse(Acc). - - -checkp(S,[Name|T],Acc) -> - %io:format("check_ptypedef:~p~n",[Name]), - Result = case asn1_db:dbget(S#state.mname,Name) of - undefined -> - error({type,{internal_error,'???'},S}); - Type when is_record(Type,ptypedef) -> - NewS = S#state{type=Type,tname=Name}, - case catch(check_ptype(NewS,Type,Type#ptypedef.typespec)) of - {error,Reason} -> - error({type,Reason,NewS}); - {'EXIT',Reason} -> - error({type,{internal_error,Reason},NewS}); - {asn1_class,_ClassDef} -> - {asn1_class,Name}; - {asn1_param_class,_} -> ok; - Ts -> - NewType = Type#ptypedef{checked=true,typespec = Ts}, - asn1_db:dbput(NewS#state.mname,Name,NewType), % update the type - ok - end - end, - case Result of - ok -> - checkp(S,T,Acc); - _ -> - checkp(S,T,[Result|Acc]) - end; -checkp(_S,[],Acc) -> - lists:reverse(Acc). - +checkv(S, Names) -> + check_fold(S, Names, fun do_checkv/3). + +do_checkv(S, Name, Value) + when is_record(Value, valuedef); + is_record(Value, typedef); %Value set may be parsed as object set. + is_record(Value, pvaluedef); + is_record(Value, pvaluesetdef) -> + NewS = S#state{value=Value}, + try check_value(NewS, Value) of + {valueset,VSet} -> + Pos = asn1ct:get_pos_of_def(Value), + CheckedVSDef = #typedef{checked=true,pos=Pos, + name=Name,typespec=VSet}, + asn1_db:dbput(NewS#state.mname, Name, CheckedVSDef), + {valueset,Name}; + V -> + %% update the valuedef + asn1_db:dbput(NewS#state.mname, Name, V), + ok + catch + {error,Reason} -> + error({value,Reason,NewS}); + {pobjectsetdef} -> + {pobjectsetdef,Name}; + {objectsetdef} -> + {objectsetdef,Name}; + {objectdef} -> + %% this is an object, save as typedef + #valuedef{checked=C,pos=Pos,name=N,type=Type, + value=Def} = Value, + ClassName = Type#type.def, + NewSpec = #'Object'{classname=ClassName,def=Def}, + NewDef = #typedef{checked=C,pos=Pos,name=N,typespec=NewSpec}, + asn1_db:dbput(NewS#state.mname, Name, NewDef), + {objectdef,Name} + end. +%% Check parameterized types. +checkp(S, Names) -> + check_fold(S, Names, fun do_checkp/3). +do_checkp(S0, Name, #ptypedef{typespec=TypeSpec}=Type0) -> + S = S0#state{type=Type0,tname=Name}, + try check_ptype(S, Type0, TypeSpec) of + #type{}=Ts -> + Type = Type0#ptypedef{checked=true,typespec=Ts}, + asn1_db:dbput(S#state.mname, Name, Type), + ok + catch + {error,Reason} -> + error({type,Reason,S}); + {asn1_class,_ClassDef} -> + {asn1_class,Name}; + {asn1_param_class,_} -> + ok + end. -checkc(S,[Name|Cs],Acc) -> - Result = - case asn1_db:dbget(S#state.mname,Name) of - undefined -> - error({class,{internal_error,'???'},S}); - Class -> - ClassSpec = if - is_record(Class,classdef) -> -% Class#classdef.typespec; - Class; - is_record(Class,typedef) -> - Class#typedef.typespec - end, - NewS = S#state{type=Class,tname=Name}, - case catch(check_class(NewS,ClassSpec)) of - {error,Reason} -> - error({class,Reason,NewS}); - {'EXIT',Reason} -> - error({class,{internal_error,Reason},NewS}); - C -> - %% update the classdef - NewClass = - if - is_record(Class,classdef) -> - Class#classdef{checked=true,typespec=C}; - is_record(Class,typedef) -> - #classdef{checked=true,name=Name,typespec=C} - end, - asn1_db:dbput(NewS#state.mname,Name,NewClass), - ok - end +%% Check class definitions. +checkc(S, Names) -> + check_fold(S, Names, fun do_checkc/3). + +do_checkc(S0, Name, Class0) -> + {Class1,ClassSpec} = + case Class0 of + #classdef{} -> + {Class0,Class0}; + #typedef{} -> + {#classdef{name=Name},Class0#typedef.typespec} end, - case Result of - ok -> - checkc(S,Cs,Acc); - _ -> - checkc(S,Cs,[Result|Acc]) - end; -checkc(_S,[],Acc) -> -%% include_default_class(S#state.mname), - lists:reverse(Acc). + S = S0#state{type=Class0,tname=Name}, + try check_class(S, ClassSpec) of + C -> + Class = Class1#classdef{checked=true,typespec=C}, + asn1_db:dbput(S#state.mname, Name, Class), + ok + catch + {error,Reason} -> + error({class,Reason,S}) + end. checko(S,[Name|Os],Acc,ExclO,ExclOS) -> ?dbg("Checking object ~p~n",[Name]), @@ -695,8 +639,7 @@ check_class_fields(S,[F|Fields],Acc) -> Type2 = maybe_unchecked_OCFT(S,Type), Cat = case asn1ct_gen:type(asn1ct_gen:get_inner(Type2#type.def)) of - Def when is_record(Def,typereference); - is_record(Def,'Externaltypereference') -> + Def when is_record(Def,'Externaltypereference') -> {_,D} = get_referenced_type(S,Def), D; {undefined,user} -> @@ -876,14 +819,6 @@ check_object(S, ?dbg("check_object set: ~p~n",[ObjSet#'ObjectSet'.set]), {_,ClassDef} = get_referenced_type(S,ClassRef), NewClassRef = check_externaltypereference(S,ClassRef), - %% XXXXXXXXXX - case ObjSet of - #'ObjectSet'{set={'Externaltypereference',undefined,'MSAccessProtocol', - 'AllOperations'}} -> - ok; - _ -> - ok - end, {UniqueFieldName,UniqueInfo} = case (catch get_unique_fieldname(S,ClassDef)) of {error,'__undefined_',_} -> @@ -1233,8 +1168,7 @@ check_object_list(S,ClassRef,[ObjOrSet|Objs],Acc) -> ObjSet when is_record(ObjSet,type) -> ObjSetDef = case ObjSet#type.def of - Ref when is_record(Ref,typereference); - is_record(Ref,'Externaltypereference') -> + Ref when is_record(Ref,'Externaltypereference') -> {_,D} = get_referenced_type(S,ObjSet#type.def), D; Other -> @@ -1826,10 +1760,6 @@ convert_to_defaultfield(S,ObjFieldName,[OFS|RestOFS],CField)-> T = check_type(S,#typedef{typespec=ObjFieldSetting}, ObjFieldSetting), {#typedef{checked=true,name=Bif,typespec=T},RestSettings}; - _OCFT = #'ObjectClassFieldType'{} -> - T=check_type(S,#typedef{typespec=ObjFieldSetting},ObjFieldSetting), - %%io:format("OCFT=~p~n,T=~p~n",[OCFT,T]), - {#typedef{checked=true,typespec=T},RestSettings}; _ -> %this case should not happen any more {Mod,T} = @@ -2140,172 +2070,72 @@ check_value(S,#valuedef{pos=Pos,name=Name,type=Type, NewType = Type#type{constraint=[Constr]}, {valueset, check_type(S,#typedef{pos=Pos,name=Name,typespec=NewType},NewType)}; -check_value(OldS=#state{recordtopname=TopName},V) when is_record(V,valuedef) -> - #valuedef{name=Name,checked=Checked,type=Vtype, - value=Value,module=ModName} = V, - ?dbg("check_value, V: ~p~n",[V]), - case Checked of - true -> - V; - {error,_} -> +check_value(S, #valuedef{}=V) -> + ?dbg("check_value, V: ~p~n",[V0]), + case V of + #valuedef{checked=true} -> V; - false -> - Def = Vtype#type.def, - Constr = Vtype#type.constraint, - S = OldS#state{type=Vtype,tname=Def,value=V,vname=Name}, - SVal = update_state(S,ModName), - NewDef = - case Def of - Ext when is_record(Ext,'Externaltypereference') -> - RecName = Ext#'Externaltypereference'.type, - {RefM,Type} = get_referenced_type(S,Ext), - %% If V isn't a value but an object Type is a #classdef{} - %%NewS = S#state{mname=RefM}, - NewS = update_state(S,RefM), - case Type of - #classdef{} -> - throw({objectdef}); - #typedef{} -> - case is_contextswitchtype(Type) of - true -> - #valuedef{value=CheckedVal}= - check_value(NewS,V#valuedef{type=Type#typedef.typespec}), - #newv{value=CheckedVal}; - _ -> - #valuedef{value=CheckedVal}= - check_value(NewS#state{recordtopname=[RecName|TopName]}, - V#valuedef{type=Type#typedef.typespec}), - #newv{value=CheckedVal} - end; - #type{} -> - %% A parameter that couldn't be categorized. - #valuedef{value=CheckedVal}= - check_value(NewS#state{recordtopname=[RecName|TopName]}, - V#valuedef{type=Type}), - #newv{value=CheckedVal} - end; - 'ANY' -> - case Value of - {opentypefieldvalue,ANYType,ANYValue} -> - CheckedV= - check_value(SVal,#valuedef{name=Name, - type=ANYType, - value=ANYValue, - module=ModName}), - #newv{value=CheckedV#valuedef.value}; - _ -> - throw({error,{asn1,{'cant check value of type',Def}}}) - end; - 'INTEGER' -> - ok=validate_integer(SVal,Value,[],Constr), - #newv{value=normalize_value(SVal,Vtype,Value,[])}; - {'INTEGER',NamedNumberList} -> - ok=validate_integer(SVal,Value,NamedNumberList,Constr), - #newv{value=normalize_value(SVal,Vtype,Value,[])}; - {'BIT STRING',NamedNumberList} -> - ok=validate_bitstring(SVal,Value,NamedNumberList,Constr), - #newv{value=normalize_value(SVal,Vtype,Value,[])}; - 'NULL' -> - ok=validate_null(SVal,Value,Constr), - #newv{}; - 'OBJECT IDENTIFIER' -> - {ok,_}=validate_objectidentifier(SVal,Value,Constr), - #newv{value = normalize_value(SVal,Vtype,Value,[])}; - 'RELATIVE-OID' -> - {ok,_}=validate_relative_oid(SVal,Value,Constr), - #newv{value = Value}; - 'ObjectDescriptor' -> - ok=validate_objectdescriptor(SVal,Value,Constr), - #newv{value=normalize_value(SVal,Vtype,Value,[])}; - 'REAL' -> - ok = validate_real(SVal,Value,Constr), - #newv{value=normalize_value(SVal,Vtype,Value,[])}; - {'ENUMERATED',NamedNumberList} -> - ok=validate_enumerated(SVal,Value,NamedNumberList,Constr), - #newv{value=normalize_value(SVal,Vtype,Value,[])}; - 'BOOLEAN'-> - ok=validate_boolean(SVal,Value,Constr), - #newv{value=normalize_value(SVal,Vtype,Value,[])}; - 'OCTET STRING' -> - ok=validate_octetstring(SVal,Value,Constr), - #newv{value=normalize_value(SVal,Vtype,Value,[])}; - 'NumericString' -> - ok=validate_restrictedstring(SVal,Value,Def,Constr), - #newv{value=normalize_value(SVal,Vtype,Value,[])}; - TString when TString =:= 'TeletexString'; - TString =:= 'T61String' -> - ok=validate_restrictedstring(SVal,Value,Def,Constr), - #newv{value=normalize_value(SVal,Vtype,Value,[])}; - 'VideotexString' -> - ok=validate_restrictedstring(SVal,Value,Def,Constr), - #newv{value=normalize_value(SVal,Vtype,Value,[])}; - 'UTCTime' -> - #newv{value=normalize_value(SVal,Vtype,Value,[])}; -% exit({'cant check value of type' ,Def}); - 'GeneralizedTime' -> - #newv{value=normalize_value(SVal,Vtype,Value,[])}; -% exit({'cant check value of type' ,Def}); - 'GraphicString' -> - ok=validate_restrictedstring(SVal,Value,Def,Constr), - #newv{value=normalize_value(SVal,Vtype,Value,[])}; - 'VisibleString' -> - ok=validate_restrictedstring(SVal,Value,Def,Constr), - #newv{value=normalize_value(SVal,Vtype,Value,[])}; - 'GeneralString' -> - ok=validate_restrictedstring(SVal,Value,Def,Constr), - #newv{value=normalize_value(SVal,Vtype,Value,[])}; - 'PrintableString' -> - ok=validate_restrictedstring(SVal,Value,Def,Constr), - #newv{value=normalize_value(SVal,Vtype,Value,[])}; - 'IA5String' -> - ok=validate_restrictedstring(SVal,Value,Def,Constr), - #newv{value=normalize_value(SVal,Vtype,Value,[])}; - 'BMPString' -> - ok=validate_restrictedstring(SVal,Value,Def,Constr), - #newv{value=normalize_value(SVal,Vtype,Value,[])}; - 'UTF8String' -> - ok = validate_restrictedstring(SVal,Vtype,Value,Constr), - %%io:format("Vtype: ~p~nValue: ~p~n",[Vtype,Value]); - #newv{value=normalize_value(SVal,Vtype,Value,[])}; - 'UniversalString' -> %added 6/12 -00 - ok = validate_restrictedstring(SVal,Value,Def,Constr), - #newv{value=normalize_value(SVal,Vtype,Value,[])}; - Seq when is_record(Seq,'SEQUENCE') -> - {ok,SeqVal} = validate_sequence(SVal,Value, - Seq#'SEQUENCE'.components, - Constr), - #newv{value=normalize_value(SVal,Vtype,SeqVal,TopName)}; - {'SEQUENCE OF',Components} -> - ok=validate_sequenceof(SVal,Value,Components,Constr), - #newv{value=normalize_value(SVal,Vtype,Value,TopName)}; - {'CHOICE',Components} -> - ok=validate_choice(SVal,Value,Components,Constr), - #newv{value=normalize_value(SVal,Vtype,Value,TopName)}; - Set when is_record(Set,'SET') -> - ok=validate_set(SVal,Value,Set#'SET'.components, - Constr), - #newv{value=normalize_value(SVal,Vtype,Value,TopName)}; - {'SET OF',Components} -> - ok=validate_setof(SVal,Value,Components,Constr), - #newv{value=normalize_value(SVal,Vtype,Value,TopName)}; - {'SelectionType',SelName,SelT} -> - CheckedT = check_selectiontype(SVal,SelName,SelT), - NewV = V#valuedef{type=CheckedT}, - SelVDef=check_value(S#state{value=NewV},NewV), - #newv{value=SelVDef#valuedef.value}; - Other -> - exit({'cannot check value of type' ,Other}) - end, - case NewDef#newv.value of - unchanged -> - V#valuedef{checked=true,value=Value}; - ok -> - V#valuedef{checked=true,value=Value}; - {error,Reason} -> - V#valuedef{checked={error,Reason},value=Value}; - _V -> - V#valuedef{checked=true,value=_V} - end + #valuedef{checked=false} -> + check_valuedef(S, V) + end. + +check_valuedef(#state{recordtopname=TopName}=S0, V0) -> + #valuedef{name=Name,type=Vtype,value=Value,module=ModName} = V0, + V = V0#valuedef{checked=true}, + Def = Vtype#type.def, + Constr = Vtype#type.constraint, + S1 = S0#state{type=Vtype,tname=Def,value=V0,vname=Name}, + SVal = update_state(S1, ModName), + case Def of + #'Externaltypereference'{type=RecName}=Ext -> + {RefM,Type} = get_referenced_type(S1, Ext), + %% If V isn't a value but an object Type is a #classdef{} + S2 = update_state(S1, RefM), + case Type of + #classdef{} -> + throw({objectdef}); + #typedef{typespec=TypeSpec} -> + S3 = case is_contextswitchtype(Type) of + true -> + S2; + false -> + S2#state{recordtopname=[RecName|TopName]} + end, + #valuedef{value=CheckedVal} = + check_value(S3, V0#valuedef{type=TypeSpec}), + V#valuedef{value=CheckedVal}; + #type{} -> + %% A parameter that couldn't be categorized. + #valuedef{value=CheckedVal} = + check_value(S2#state{recordtopname=[RecName|TopName]}, + V#valuedef{type=Type}), + V#valuedef{value=CheckedVal} + end; + 'ANY' -> + {opentypefieldvalue,ANYType,ANYValue} = Value, + CheckedV = check_value(SVal,#valuedef{name=Name, + type=ANYType, + value=ANYValue, + module=ModName}), + V#valuedef{value=CheckedV#valuedef.value}; + 'INTEGER' -> + ok = validate_integer(SVal, Value, [], Constr), + V#valuedef{value=normalize_value(SVal, Vtype, Value, [])}; + {'INTEGER',NamedNumberList} -> + ok = validate_integer(SVal, Value, NamedNumberList, Constr), + V#valuedef{value=normalize_value(SVal, Vtype, Value, [])}; + #'SEQUENCE'{components=Components} -> + {ok,SeqVal} = validate_sequence(SVal, Value, + Components, Constr), + V#valuedef{value=normalize_value(SVal, Vtype, + SeqVal, TopName)}; + {'SelectionType',SelName,SelT} -> + CheckedT = check_selectiontype(SVal, SelName, SelT), + NewV = V#valuedef{type=CheckedT}, + SelVDef = check_value(S1#state{value=NewV}, NewV), + V#valuedef{value=SelVDef#valuedef.value}; + _ -> + V#valuedef{value=normalize_value(SVal, Vtype, Value, TopName)} end. is_contextswitchtype(#typedef{name='EXTERNAL'})-> @@ -2358,23 +2188,7 @@ validate_integer_ref(S,Ref,NamedNumberList,Constr) -> -check_integer_range(Int,Constr) when is_list(Constr) -> - NewConstr = [X || #constraint{c=X} <- Constr], - check_constr(Int,NewConstr); - -check_integer_range(_Int,_Constr) -> - %%io:format("~p~n",[Constr]), - ok. - -check_constr(Int,[{'ValueRange',Lb,Ub}|T]) when Int >= Lb, Int =< Ub -> - check_constr(Int,T); -check_constr(_Int,[]) -> - ok. - -validate_bitstring(_S,_Value,_NamedNumberList,_Constr) -> - ok. - -validate_null(_S,'NULL',_Constr) -> +check_integer_range(_Int, Constr) when is_list(Constr) -> ok. %%------------ @@ -2390,9 +2204,6 @@ is_space_list([],Acc) -> is_space_list([H|T],Acc) -> is_space_list(T,[H|Acc]). -validate_objectidentifier(S,ERef,C) -> - validate_objectidentifier(S,o_id,ERef,C). - validate_objectidentifier(S,OID,ERef,C) when is_record(ERef,'Externalvaluereference') -> validate_objectidentifier(S,OID,[ERef],C); @@ -2490,9 +2301,6 @@ validate_oid(_, S, OID, [Atom|Rest],Acc) when is_atom(Atom) -> validate_oid(_, S, OID, V, Acc) -> error({value, {"illegal "++to_string(OID),V,Acc},S}). -validate_relative_oid(S,Value,Constr) -> - validate_objectidentifier(S,rel_oid,Value,Constr). - is_object_id(OID,S,ERef=#'Externaltypereference'{}) -> {_,OI} = get_referenced_type(S,ERef), is_object_id(OID,S,OI#typedef.typespec); @@ -2579,43 +2387,6 @@ valid_objectid(o_id,_I,[1]) -> false; valid_objectid(o_id,_I,[2]) -> true; valid_objectid(_,_,_) -> true. - - - - - -validate_objectdescriptor(_S,_Value,_Constr) -> - ok. - -validate_real(_S,_Value,_Constr) -> - ok. - -validate_enumerated(S,Id,NamedNumberList,_Constr) when is_atom(Id) -> - case lists:keysearch(Id,1,NamedNumberList) of - {value,_} -> ok; - false -> error({value,"unknown ENUMERATED",S}) - end; -validate_enumerated(S,{identifier,_Pos,Id},NamedNumberList,_Constr) -> - case lists:keysearch(Id,1,NamedNumberList) of - {value,_} -> ok; - false -> error({value,"unknown ENUMERATED",S}) - end; -validate_enumerated(S,#'Externalvaluereference'{value=Id}, - NamedNumberList,_Constr) -> - case lists:keysearch(Id,1,NamedNumberList) of - {value,_} -> ok; - false -> error({value,"unknown ENUMERATED",S}) - end. - -validate_boolean(_S,_Value,_Constr) -> - ok. - -validate_octetstring(_S,_Value,_Constr) -> - ok. - -validate_restrictedstring(_S,_Value,_Def,_Constr) -> - ok. - validate_sequence(S=#state{type=Vtype},Value,_Components,_Constr) -> case Vtype of #type{tag=[{tag,'UNIVERSAL',8,'IMPLICIT',32}]} -> @@ -2630,18 +2401,6 @@ validate_sequence(S=#state{type=Vtype},Value,_Components,_Constr) -> {ok,Value} end. -validate_sequenceof(_S,_Value,_Components,_Constr) -> - ok. - -validate_choice(_S,_Value,_Components,_Constr) -> - ok. - -validate_set(_S,_Value,_Components,_Constr) -> - ok. - -validate_setof(_S,_Value,_Components,_Constr) -> - ok. - to_EXTERNAL1990(S,[{identification,{'CHOICE',{syntax,Stx}}}|Rest]) -> to_EXTERNAL1990(S,Rest,[{'direct-reference',Stx}]); to_EXTERNAL1990(S,[{identification,{'CHOICE',{'presentation-context-id',I}}}|Rest]) -> @@ -2667,7 +2426,8 @@ normalize_value(_,_,mandatory,_) -> mandatory; normalize_value(_,_,'OPTIONAL',_) -> 'OPTIONAL'; -normalize_value(S,Type,{'DEFAULT',Value},NameList) -> +normalize_value(S0, Type, {'DEFAULT',Value}, NameList) -> + S = S0#state{value=Value}, case catch get_canonic_type(S,Type,NameList) of {'BOOLEAN',CType,_} -> normalize_boolean(S,Value,CType); @@ -2892,12 +2652,12 @@ hstring_to_octetlist([H|T],BSL,Acc) when H >= $0; H =< $9 -> hstring_to_octetlist([],_,Acc) -> lists:reverse(Acc). -normalize_objectidentifier(S,Value) -> - {ok,Val}=validate_objectidentifier(S,Value,[]), +normalize_objectidentifier(S, Value) -> + {ok,Val} = validate_objectidentifier(S, o_id, Value, []), Val. normalize_relative_oid(S,Value) -> - {ok,Val} = validate_relative_oid(S,Value,[]), + {ok,Val} = validate_objectidentifier(S, rel_oid, Value, []), Val. normalize_objectdescriptor(Value) -> @@ -2906,29 +2666,20 @@ normalize_objectdescriptor(Value) -> normalize_real(Value) -> Value. -normalize_enumerated(S,#'Externalvaluereference'{value=V},CType) - when is_list(CType) -> - normalize_enumerated2(S,V,CType); -normalize_enumerated(S,Value,CType) when is_atom(Value),is_list(CType) -> - normalize_enumerated2(S,Value,CType); -normalize_enumerated(S,{Name,EnumV},CType) when is_atom(Name) -> - normalize_enumerated(S,EnumV,CType); -normalize_enumerated(S,Value,{CType1,CType2}) when is_list(CType1), is_list(CType2)-> - normalize_enumerated(S,Value,CType1++CType2); -normalize_enumerated(S,V,CType) -> - asn1ct:warning("Enumerated unknown type ~p~n",[CType],S, - "Enumerated unknown type"), - V. -normalize_enumerated2(S,V,Enum) -> - case lists:keysearch(V,1,Enum) of - {value,{Val,_}} -> Val; - _ -> - asn1ct:warning("enumerated value is not correct ~p~n",[V],S, - "enumerated value is not correct"), - V +normalize_enumerated(S, Id, {Base,Ext}) -> + %% Extensible ENUMERATED. + normalize_enumerated(S, Id, Base++Ext); +normalize_enumerated(S, #'Externalvaluereference'{value=Id}, + NamedNumberList) -> + normalize_enumerated(S, Id, NamedNumberList); +normalize_enumerated(S, Id, NamedNumberList) when is_atom(Id) -> + case lists:keymember(Id, 1, NamedNumberList) of + true -> + Id; + false -> + throw(asn1_error(S, S#state.value, {undefined,Id})) end. - normalize_choice(S,{'CHOICE',{C,V}},CType,NameList) when is_atom(C) -> case catch lists:keysearch(C,#'ComponentType'.name,CType) of {value,#'ComponentType'{typespec=CT,name=Name}} -> @@ -3535,10 +3286,6 @@ check_type(S=#state{recordtopname=TopName},Type,Ts) when is_record(Ts,type) -> merge_tags(Tag,?TAG_CONSTRUCTED(?N_SET))}; %% This is a temporary hack until the full Information Obj Spec %% in X.681 is supported - {{typereference,_,'TYPE-IDENTIFIER'},[{typefieldreference,_,'Type'}]} -> - Ct=maybe_illicit_implicit_tag(open_type,Tag), - TempNewDef#newt{type='ASN1_OPEN_TYPE',tag=Ct}; - {#'Externaltypereference'{type='TYPE-IDENTIFIER'}, [{typefieldreference,_,'Type'}]} -> Ct=maybe_illicit_implicit_tag(open_type,Tag), @@ -3575,7 +3322,15 @@ check_type(S=#state{recordtopname=TopName},Type,Ts) when is_record(Ts,type) -> _ -> MergedTag end, - TempNewDef#newt{type=NewTypeDef,tag=Ct}; + case TopName of + [] when Type#typedef.name =/= undefined -> + %% This is a top-level type. + #type{def=Simplified} = + simplify_type(#type{def=NewTypeDef}), + TempNewDef#newt{type=Simplified,tag=Ct}; + _ -> + TempNewDef#newt{type=NewTypeDef,tag=Ct} + end; {'TypeFromObject',{object,Object},TypeField} -> CheckedT = get_type_from_object(S,Object,TypeField), @@ -3591,29 +3346,14 @@ check_type(S=#state{recordtopname=TopName},Type,Ts) when is_record(Ts,type) -> Other -> exit({'cant check' ,Other}) end, - Ts2 = case NewDef of - #newt{type=unchanged} -> - Ts#type{def=Def}; - #newt{type=TDef}-> - Ts#type{def=TDef} - end, - NewTag = case NewDef of - #newt{tag=unchanged} -> - Tag; - #newt{tag=TT} -> - TT - end, - T3 = Ts2#type{tag = lists:map(fun(TempTag = #tag{type={default,TTx}}) -> - TempTag#tag{type=TTx}; - (Else) -> Else end, NewTag)}, - T4 = case NewDef of - #newt{constraint=unchanged} -> - T3#type{constraint=Constr}; - #newt{constraint=NewConstr} -> - T3#type{constraint=NewConstr} - end, - T5 = T4#type{inlined=NewDef#newt.inlined}, - T5#type{constraint=check_constraints(S,T5#type.constraint)}; + #newt{type=TDef,tag=NewTags,constraint=NewConstr,inlined=Inlined} = NewDef, + Ts#type{def=TDef, + inlined=Inlined, + constraint=check_constraints(S, NewConstr), + tag=lists:map(fun(#tag{type={default,TTx}}=TempTag) -> + TempTag#tag{type=TTx}; + (Other) -> Other + end, NewTags)}; check_type(_S,Type,Ts) -> exit({error,{asn1,internal_error,Type,Ts}}). @@ -3625,6 +3365,28 @@ get_non_typedef(S, Tref0) -> Type end. + +%% +%% Simplify the backends by getting rid of an #'ObjectClassFieldType'{} +%% with a type known at compile time. +%% + +simplify_comps(Comps) -> + [simplify_comp(Comp) || Comp <- Comps]. + +simplify_comp(#'ComponentType'{typespec=Type0}=C) -> + Type = simplify_type(Type0), + C#'ComponentType'{typespec=Type}; +simplify_comp(Other) -> Other. + +simplify_type(#type{tag=Tag,def=Inner}=T) -> + case Inner of + #'ObjectClassFieldType'{type={fixedtypevaluefield,_,Type}} -> + Type#type{tag=Tag}; + _ -> + T + end. + %% tablecinf_choose. A SEQUENCE or SET may be inserted in another %% SEQUENCE or SET by the COMPONENTS OF directive. If this inserted %% type is a referenced type that already has been checked it already @@ -4003,26 +3765,10 @@ categorize(_S,type,Def) when is_record(Def,type) -> categorize(_,_,Def) -> [Def]. categorize(S,object_set,Def,ClassRef) -> - %% XXXXXXXXXX - case Def of - {'Externaltypereference',undefined,'MSAccessProtocol','AllOperations'} -> - ok; - _ -> - ok - end, NewObjSetSpec = check_object(S,Def,#'ObjectSet'{class = ClassRef, set = parse_objectset(Def)}), Name = new_reference_name("object_set_argument"), - %% XXXXXXXXXX - case Name of - internal_object_set_argument_78 -> - ok; - internal_object_set_argument_77 -> - ok; - _ -> - ok - end, [save_object_set_instance(S,Name,NewObjSetSpec)]; categorize(_S,object,Def,_ClassRef) -> %% should be handled @@ -4048,9 +3794,7 @@ parse_objectset(Set) -> %% check_constraints/2 %% check_constraints(S,C) when is_list(C) -> - check_constraints(S, C, []); -check_constraints(S,C) when is_record(C,constraint) -> - check_constraints(S, C#constraint.c, []). + check_constraints(S, C, []). resolv_tuple_or_list(S,List) when is_list(List) -> lists:map(fun(X)->resolv_value(S,X) end, List); @@ -4077,23 +3821,19 @@ resolv_value1(S, ERef = #'Externalvaluereference'{value=Name}) -> resolv_value1(S,VDef) end end; -resolv_value1(S,{gt,V}) -> - case V of +resolv_value1(S, {gt,V}) -> + case resolv_value1(S, V) of Int when is_integer(Int) -> - V + 1; - #valuedef{value=Int} -> - 1 + resolv_value(S,Int); + Int + 1; Other -> - throw({error,{asn1,{undefined_type_or_value,Other}}}) + throw({error,{asn1,{not_integer_value,Other}}}) end; -resolv_value1(S,{lt,V}) -> - case V of +resolv_value1(S, {lt,V}) -> + case resolv_value1(S, V) of Int when is_integer(Int) -> - V - 1; - #valuedef{value=Int} -> - resolv_value(S,Int) - 1; + Int - 1; Other -> - throw({error,{asn1,{undefined_type_or_value,Other}}}) + throw({error,{asn1,{not_integer_value,Other}}}) end; resolv_value1(S,{'ValueFromObject',{object,Object},[{valuefieldreference, FieldName}]}) -> @@ -4356,7 +4096,42 @@ normalize_cs([{'ValueRange',{Sv,Sv}}|Cs]) -> [{'SingleValue',Sv}|normalize_cs(Cs)]; normalize_cs([{'ValueRange',{'MIN','MAX'}}|Cs]) -> normalize_cs(Cs); -normalize_cs(Other) -> Other. +normalize_cs([{'SizeConstraint',C0}|Cs]) -> + case normalize_size_constraint(C0) of + none -> + normalize_cs(Cs); + C -> + [{'SizeConstraint',C}|normalize_cs(Cs)] + end; +normalize_cs([H|T]) -> + [H|normalize_cs(T)]; +normalize_cs([]) -> []. + +%% Normalize a size constraint to make it non-ambiguous and +%% easy to interpret for the backends. +%% +%% Returns one of the following terms: +%% {LowerBound,UpperBound} +%% {{LowerBound,UpperBound},[]} % Extensible +%% none % Remove size constraint from list +%% +%% where: +%% LowerBound = integer() +%% UpperBound = integer() | 'MAX' + +normalize_size_constraint(Sv) when is_integer(Sv) -> + {Sv,Sv}; +normalize_size_constraint({Root,Ext}) when is_list(Ext) -> + {normalize_size_constraint(Root),[]}; +normalize_size_constraint({{_,_},Ext}) when is_integer(Ext) -> + normalize_size_constraint(Ext); +normalize_size_constraint([H|T]) -> + {H,lists:last(T)}; +normalize_size_constraint({0,'MAX'}) -> + none; +normalize_size_constraint({Lb,Ub}=Range) + when is_integer(Lb), is_integer(Ub) orelse Ub =:= 'MAX' -> + Range. is_range(Prev, [H|T]) when Prev =:= H - 1 -> is_range(H, T); is_range(_, [_|_]) -> false; @@ -4925,19 +4700,7 @@ get_referenced(S,Emod,Ename,Pos) -> end; T when is_record(T,typedef) -> ?dbg("get_referenced T: ~p~n",[T]), - Spec = T#typedef.typespec, %% XXXX Spec may be something else than #type - case Spec of - #type{def=#typereference{}} -> - Tref = Spec#type.def, - Def = #'Externaltypereference'{module=Emod, - type=Tref#typereference.val, - pos=Tref#typereference.pos}, - - - {Emod,T#typedef{typespec=Spec#type{def=Def}}}; - _ -> - {Emod,T} % should add check that T is exported here - end; + {Emod,T}; % should add check that T is exported here V -> ?dbg("get_referenced V: ~p~n",[V]), {Emod,V} @@ -5385,14 +5148,14 @@ iof_associated_type1(S,C) -> prop=mandatory, tags=[{'CONTEXT',0}]}], #'SEQUENCE'{tablecinf=TableCInf, - components=IOFComponents}. + components=simplify_comps(IOFComponents)}. %% returns the leading attribute, the constraint of the components and %% the tablecinf value for the second component. instance_of_constraints(_,[]) -> {false,[],[],[]}; -instance_of_constraints(S,#constraint{c={simpletable,Type}}) -> +instance_of_constraints(S, [{simpletable,Type}]) -> #type{def=#'Externaltypereference'{type=Name}} = Type, ModuleName = S#state.mname, ObjectSetRef=#'Externaltypereference'{module=ModuleName, @@ -5403,7 +5166,8 @@ instance_of_constraints(S,#constraint{c={simpletable,Type}}) -> [{innermost, [#'Externalvaluereference'{module=ModuleName, value=type}]}]}], - TableCInf=#simpletableattributes{objectsetname=Name, + Mod = S#state.mname, + TableCInf=#simpletableattributes{objectsetname={Mod,Name}, c_name='type-id', c_index=1, usedclassfield=id, @@ -5539,46 +5303,37 @@ check_sequence(S,Type,Comps) -> %% the involved class removed, as the class of the object %% set. CompListWithTblInf = get_tableconstraint_info(S,Type,NewComps2), - %% If encoding rule is in the PER family the Root Components - %% after the second extension mark should be encoded before - %% all extensions i.e together with the first Root components NewComps3 = textual_order(CompListWithTblInf), - CompListTuple = - complist_as_tuple(is_erule_per(S#state.erule),NewComps3), + NewComps4 = simplify_comps(NewComps3), + CompListTuple = complist_as_tuple(NewComps4), {CRelInf,CompListTuple}; Dupl -> throw({error,{asn1,{duplicate_components,Dupl}}}) end. -complist_as_tuple(Per,CompList) -> - complist_as_tuple(Per,CompList,[],[],[],root). +complist_as_tuple(CompList) -> + complist_as_tuple(CompList, [], [], [], root). -complist_as_tuple(Per,[#'EXTENSIONMARK'{}|T],Acc,Ext,Acc2,root) -> - complist_as_tuple(Per,T,Acc,Ext,Acc2,ext); -complist_as_tuple(Per,[#'EXTENSIONMARK'{}|T],Acc,Ext,Acc2,ext) -> - complist_as_tuple(Per,T,Acc,Ext,Acc2,root2); -complist_as_tuple(_Per,[#'EXTENSIONMARK'{}|_T],_Acc,_Ext,_Acc2,root2) -> +complist_as_tuple([#'EXTENSIONMARK'{}|T], Acc, Ext, Acc2, root) -> + complist_as_tuple(T, Acc, Ext, Acc2, ext); +complist_as_tuple([#'EXTENSIONMARK'{}|T], Acc, Ext, Acc2, ext) -> + complist_as_tuple(T, Acc, Ext, Acc2, root2); +complist_as_tuple([#'EXTENSIONMARK'{}|_T], _Acc, _Ext, _Acc2, root2) -> throw({error,{asn1,{too_many_extension_marks}}}); -complist_as_tuple(Per,[C|T],Acc,Ext,Acc2,root) -> - complist_as_tuple(Per,T,[C|Acc],Ext,Acc2,root); -complist_as_tuple(Per,[C|T],Acc,Ext,Acc2,ext) -> - complist_as_tuple(Per,T,Acc,[C|Ext],Acc2,ext); -complist_as_tuple(Per,[C|T],Acc,Ext,Acc2,root2) -> - complist_as_tuple(Per,T,Acc,Ext,[C|Acc2],root2); -complist_as_tuple(_Per,[],Acc,_Ext,_Acc2,root) -> +complist_as_tuple([C|T], Acc, Ext, Acc2, root) -> + complist_as_tuple(T, [C|Acc], Ext, Acc2, root); +complist_as_tuple([C|T], Acc, Ext, Acc2, ext) -> + complist_as_tuple(T, Acc, [C|Ext], Acc2, ext); +complist_as_tuple([C|T], Acc, Ext, Acc2, root2) -> + complist_as_tuple(T, Acc, Ext, [C|Acc2], root2); +complist_as_tuple([], Acc, _Ext, _Acc2, root) -> lists:reverse(Acc); -complist_as_tuple(_Per,[],Acc,Ext,_Acc2,ext) -> +complist_as_tuple([], Acc, Ext, _Acc2, ext) -> {lists:reverse(Acc),lists:reverse(Ext)}; -%%complist_as_tuple(_Per = true,[],Acc,Ext,Acc2,root2) -> -%% {lists:reverse(Acc)++lists:reverse(Acc2),lists:reverse(Ext)}; -complist_as_tuple(_Per,[],Acc,Ext,Acc2,root2) -> +complist_as_tuple([], Acc, Ext, Acc2, root2) -> {lists:reverse(Acc),lists:reverse(Ext),lists:reverse(Acc2)}. -is_erule_per(per) -> true; -is_erule_per(uper) -> true; -is_erule_per(ber) -> false. - expand_components(S, [{'COMPONENTS OF',Type}|T]) -> CompList = expand_components2(S,get_referenced_type(S,Type#type.def)), expand_components(S,CompList) ++ expand_components(S,T); @@ -5622,7 +5377,7 @@ take_only_rootset([H|T]) -> [H|take_only_rootset(T)]. check_unique_sequence_tags(S,CompList) -> - TagComps = case complist_as_tuple(false,CompList) of + TagComps = case complist_as_tuple(CompList) of {R1,Ext,R2} -> R1 ++ [C#'ComponentType'{prop='OPTIONAL'}|| C = #'ComponentType'{} <- Ext]++R2; @@ -5657,7 +5412,7 @@ check_unique_sequence_tags1(S,[],Acc) -> check_unique_tags(S,lists:reverse(Acc)). check_sequenceof(S,Type,Component) when is_record(Component,type) -> - check_type(S,Type,Component). + simplify_type(check_type(S, Type, Component)). check_set(S,Type,Components) -> {TableCInf,NewComponents} = check_sequence(S,Type,Components), @@ -5879,7 +5634,7 @@ extension({Root1,ExtList,Root2}) -> X = #'ComponentType'{prop=Y}<-ExtList], Root2}. check_setof(S,Type,Component) when is_record(Component,type) -> - check_type(S,Type,Component). + simplify_type(check_type(S, Type, Component)). check_selectiontype(S,Name,#type{def=Eref}) when is_record(Eref,'Externaltypereference') -> @@ -5943,8 +5698,9 @@ check_choice(S,Type,Components) when is_list(Components) -> ('ExtensionAdditionGroupEnd') -> false; (_) -> true end,NewComps), - check_unique_tags(S,NewComps2), - complist_as_tuple(is_erule_per(S#state.erule),NewComps2); + NewComps3 = simplify_comps(NewComps2), + check_unique_tags(S, NewComps3), + complist_as_tuple(NewComps3); Dupl -> throw({error,{asn1,{duplicate_choice_alternatives,Dupl}}}) end; @@ -6322,7 +6078,7 @@ get_simple_table_info1(S,#'ComponentType'{typespec=TS},Cnames,Path) -> simple_table_info(S,#'ObjectClassFieldType'{classname=ClRef, class=ObjectClass, fieldname=FieldName},Path) -> - + ObjectClassFieldName = case FieldName of {LastFieldName,[]} -> LastFieldName; @@ -6875,9 +6631,6 @@ get_OCFType(S,Fields,[PrimFieldName|Rest]) -> get_taglist(S,Ext) when is_record(Ext,'Externaltypereference') -> {_,T} = get_referenced_type(S,Ext), get_taglist(S,T#typedef.typespec); -get_taglist(S,Tref) when is_record(Tref,typereference) -> - {_,T} = get_referenced_type(S,Tref), - get_taglist(S,T#typedef.typespec); get_taglist(S,Type) when is_record(Type,type) -> case Type#type.tag of [] -> @@ -7047,60 +6800,27 @@ storeindb(S,M) when is_record(M,module) -> NewM = M#module{typeorval=findtypes_and_values(TVlist)}, asn1_db:dbnew(NewM#module.name), asn1_db:dbput(NewM#module.name,'MODULE', NewM), - Res = storeindb(NewM#module.name,TVlist,[]), + Res = storeindb(#state{mname=NewM#module.name}, TVlist, []), include_default_class(S,NewM#module.name), include_default_type(NewM#module.name), Res. -storeindb(Module,[H|T],ErrAcc) when is_record(H,typedef) -> - storeindb(Module,H#typedef.name,H,T,ErrAcc); -storeindb(Module,[H|T],ErrAcc) when is_record(H,valuedef) -> - storeindb(Module,H#valuedef.name,H,T,ErrAcc); -storeindb(Module,[H|T],ErrAcc) when is_record(H,ptypedef) -> - storeindb(Module,H#ptypedef.name,H,T,ErrAcc); -storeindb(Module,[H|T],ErrAcc) when is_record(H,classdef) -> - storeindb(Module,H#classdef.name,H,T,ErrAcc); -storeindb(Module,[H|T],ErrAcc) when is_record(H,pvaluesetdef) -> - storeindb(Module,H#pvaluesetdef.name,H,T,ErrAcc); -storeindb(Module,[H|T],ErrAcc) when is_record(H,pobjectdef) -> - storeindb(Module,H#pobjectdef.name,H,T,ErrAcc); -storeindb(Module,[H|T],ErrAcc) when is_record(H,pvaluedef) -> - storeindb(Module,H#pvaluedef.name,H,T,ErrAcc); -storeindb(_,[],[]) -> ok; -storeindb(_,[],ErrAcc) -> - {error,ErrAcc}. - -storeindb(Module,Name,H,T,ErrAcc) -> - case asn1_db:dbget(Module,Name) of +storeindb(#state{mname=Module}=S, [H|T], Errors) -> + Name = asn1ct:get_name_of_def(H), + case asn1_db:dbget(Module, Name) of undefined -> - asn1_db:dbput(Module,Name,H), - storeindb(Module,T,ErrAcc); - _ -> - case H of - _Type when is_record(H,typedef) -> - error({type,"already defined", - #state{mname=Module,type=H,tname=Name}}); - _Type when is_record(H,valuedef) -> - error({value,"already defined", - #state{mname=Module,value=H,vname=Name}}); - _Type when is_record(H,ptypedef) -> - error({ptype,"already defined", - #state{mname=Module,type=H,tname=Name}}); - _Type when is_record(H,pobjectdef) -> - error({ptype,"already defined", - #state{mname=Module,type=H,tname=Name}}); - _Type when is_record(H,pvaluesetdef) -> - error({ptype,"already defined", - #state{mname=Module,type=H,tname=Name}}); - _Type when is_record(H,pvaluedef) -> - error({ptype,"already defined", - #state{mname=Module,type=H,tname=Name}}); - _Type when is_record(H,classdef) -> - error({class,"already defined", - #state{mname=Module,value=H,vname=Name}}) - end, - storeindb(Module,T,[H|ErrAcc]) - end. + asn1_db:dbput(Module, Name, H), + storeindb(S, T, Errors); + Prev -> + PrevLine = asn1ct:get_pos_of_def(Prev), + {error,Error} = asn1_error(S, H, {already_defined,Name,PrevLine}), + storeindb(S, T, [Error|Errors]) + end; +storeindb(_, [], []) -> + ok; +storeindb(_, [], [_|_]=Errors) -> + {error,Errors}. + findtypes_and_values(TVList) -> findtypes_and_values(TVList,[],[],[],[],[],[]).%% Types,Values, @@ -7140,8 +6860,20 @@ findtypes_and_values([],Tacc,Vacc,Pacc,Cacc,Oacc,OSacc) -> {lists:reverse(Tacc),lists:reverse(Vacc),lists:reverse(Pacc), lists:reverse(Cacc),lists:reverse(Oacc),lists:reverse(OSacc)}. - - +asn1_error(#state{mname=Where}, Item, Error) -> + Pos = asn1ct:get_pos_of_def(Item), + {error,{structured_error,{Where,Pos},?MODULE,Error}}. + +format_error({already_defined,Name,PrevLine}) -> + io_lib:format("the name ~p has already been defined at line ~p", + [Name,PrevLine]); +format_error({undefined,Name}) -> + io_lib:format("'~s' is referenced, but is not defined", [Name]); +format_error(Other) -> + io_lib:format("~p", [Other]). + +error({_,{structured_error,_,_,_}=SE,_}) -> + SE; error({export,Msg,#state{mname=Mname,type=Ref,tname=Typename}}) -> Pos = Ref#'Externaltypereference'.pos, io:format("asn1error:~p:~p:~p~n~p~n",[Pos,Mname,Typename,Msg]), @@ -7444,3 +7176,13 @@ insert_once(S,Tab,Key) -> _ -> skipped end. + +check_fold(S, [H|T], Check) -> + Type = asn1_db:dbget(S#state.mname, H), + case Check(S, H, Type) of + ok -> + check_fold(S, T, Check); + Error -> + [Error|check_fold(S, T, Check)] + end; +check_fold(_, [], Check) when is_function(Check, 3) -> []. diff --git a/lib/asn1/src/asn1ct_constructed_ber_bin_v2.erl b/lib/asn1/src/asn1ct_constructed_ber_bin_v2.erl index 341a04761b..761faa53c5 100644 --- a/lib/asn1/src/asn1ct_constructed_ber_bin_v2.erl +++ b/lib/asn1/src/asn1ct_constructed_ber_bin_v2.erl @@ -114,30 +114,16 @@ gen_encode_sequence(Erules,Typename,D) when is_record(D,type) -> usedclassfield=UniqueFieldName, uniqueclassfield=UniqueFieldName, valueindex=ValueIndex} -> %% N is index of attribute that determines constraint - OSDef = - case ObjectSetRef of - {Module,OSName} -> - asn1_db:dbget(Module,OSName); - OSName -> - asn1_db:dbget(get(currmod),OSName) - end, -% io:format("currmod: ~p~nOSName: ~p~nAttrN: ~p~nN: ~p~nUniqueFieldName: ~p~n", -% [get(currmod),OSName,AttrN,N,UniqueFieldName]), + {ObjSetMod,ObjSetName} = ObjectSetRef, + OSDef = asn1_db:dbget(ObjSetMod, ObjSetName), case (OSDef#typedef.typespec)#'ObjectSet'.gen of true -> ObjectEncode = asn1ct_gen:un_hyphen_var(lists:concat(['Obj', AttrN])), - {ObjSetMod,ObjSetName} = - case ObjectSetRef of - {M,O} -> - {{asis,M},O}; - _ -> - {"?MODULE",ObjectSetRef} - end, - emit([ObjectEncode," = ",nl]), - emit([" ",ObjSetMod,":'getenc_",ObjSetName,"'(",{asis,UniqueFieldName}, - ", ",nl]), + emit([ObjectEncode," = ",nl, + " ",{asis,ObjSetMod},":'getenc_",ObjSetName, + "'(",{asis,UniqueFieldName},", ",nl]), ValueMatch = value_match(ValueIndex, lists:concat(["Cindex",N])), emit([indent(35),ValueMatch,"),",nl]), @@ -183,7 +169,6 @@ gen_encode_sequence(Erules,Typename,D) when is_record(D,type) -> gen_decode_sequence(Erules,Typename,D) when is_record(D,type) -> asn1ct_name:start(), - asn1ct_name:clear(), asn1ct_name:new(tag), #'SEQUENCE'{tablecinf=TableConsInfo,components=CList0} = D#type.def, @@ -258,15 +243,9 @@ gen_decode_sequence(Erules,Typename,D) when is_record(D,type) -> {[{ObjSetRef,LeadingAttr,Term}],PostponedDecArgs} -> DecObj = asn1ct_gen:un_hyphen_var(lists:concat(['DecObj',LeadingAttr,Term])), ValueMatch = value_match(ValueIndex,Term), - {ObjSetMod,ObjSetName} = - case ObjSetRef of - {M,O} -> - {{asis,M},O}; - _ -> - {"?MODULE",ObjSetRef} - end, + {ObjSetMod,ObjSetName} = ObjSetRef, emit([DecObj," =",nl, - " ",ObjSetMod,":'getdec_",ObjSetName,"'(", + " ",{asis,ObjSetMod},":'getdec_",ObjSetName,"'(", {asis,UniqueFName},", ",ValueMatch,"),",nl]), gen_dec_postponed_decs(DecObj,PostponedDecArgs) end, @@ -349,7 +328,6 @@ gen_encode_set(Erules,Typename,D) when is_record(D,type) -> gen_decode_set(Erules,Typename,D) when is_record(D,type) -> asn1ct_name:start(), - asn1ct_name:clear(), %% asn1ct_name:new(term), asn1ct_name:new(tag), #'SET'{tablecinf=TableConsInfo,components=TCompList0} = D#type.def, @@ -444,15 +422,9 @@ gen_decode_set(Erules,Typename,D) when is_record(D,type) -> {[{ObjSetRef,LeadingAttr,Term}],PostponedDecArgs} -> DecObj = asn1ct_gen:un_hyphen_var(lists:concat(['DecObj',LeadingAttr,Term])), ValueMatch = value_match(ValueIndex,Term), - {ObjSetMod,ObjSetName} = - case ObjSetRef of - {M,O} -> - {{asis,M},O}; - _ -> - {"?MODULE",ObjSetRef} - end, + {ObjSetMod,ObjSetName} = ObjSetRef, emit([DecObj," =",nl, - " ",ObjSetMod,":'getdec_",ObjSetName,"'(", + " ",{asis,ObjSetMod},":'getdec_",ObjSetName,"'(", {asis,UniqueFName},", ",ValueMatch,"),",nl]), gen_dec_postponed_decs(DecObj,PostponedDecArgs) end, @@ -504,7 +476,6 @@ gen_encode_sof(Erules,Typename,_InnerTypename,D) when is_record(D,type) -> gen_decode_sof(Erules,TypeName,_InnerTypeName,D) when is_record(D,type) -> asn1ct_name:start(), - asn1ct_name:clear(), {SeqOrSetOf, _TypeTag, Cont} = case D#type.def of {'SET OF',_Cont} -> {'SET OF','SET',_Cont}; @@ -1002,9 +973,7 @@ gen_enc_line(Erules,TopType,Cname,Type,Element,Indent,OptOrMand,Assign,EncObj) {componentrelation,_,_}} -> {_LeadingAttrName,Fun} = EncObj, case RefedFieldName of -%% {notype,T} -> -%% throw({error,{notype,type_from_object,T}}); - {Name,RestFieldNames} when is_atom(Name), Name =/= notype -> + {Name,RestFieldNames} when is_atom(Name) -> case OptOrMand of mandatory -> ok; _ -> @@ -1035,17 +1004,8 @@ gen_enc_line(Erules,TopType,Cname,Type,Element,Indent,OptOrMand,Assign,EncObj) _ -> case WhatKind of {primitive,bif} -> - EncType = - case Type#type.def of - #'ObjectClassFieldType'{type={fixedtypevaluefield,_,Btype}} -> - Btype; - _ -> - Type - end, - ?ASN1CT_GEN_BER:gen_encode_prim(ber,EncType,{asis,Tag}, - Element); -%% {notype,_} -> -%% emit(["'enc_",InnerType,"'(",Element,", ",{asis,Tag},")"]); + ?ASN1CT_GEN_BER:gen_encode_prim(ber, Type, {asis,Tag}, + Element); 'ASN1_OPEN_TYPE' -> case Type#type.def of #'ObjectClassFieldType'{} -> %Open Type @@ -1266,15 +1226,9 @@ gen_dec_call(InnerType,Erules,TopType,Cname,Type,BytesVar,Tag,PrimOptOrMand, {Cname,{_,OSet,UniqueFName,ValIndex}} -> Term = asn1ct_gen:mk_var(asn1ct_name:curr(term)), ValueMatch = value_match(ValIndex,Term), - {ObjSetMod,ObjSetName} = - case OSet of - {M,O} -> - {{asis,M},O}; - _ -> - {"?MODULE",OSet} - end, - emit([",",nl,"ObjFun = ",ObjSetMod,":'getdec_",ObjSetName,"'(", - {asis,UniqueFName},", ",ValueMatch,")"]); + {ObjSetMod,ObjSetName} = OSet, + emit([",",nl,"ObjFun = ",{asis,ObjSetMod},":'getdec_",ObjSetName, + "'(",{asis,UniqueFName},", ",ValueMatch,")"]); _ -> ok end, @@ -1288,9 +1242,6 @@ gen_dec_call1({primitive,bif},InnerType,Erules,TopType,Cname,Type,BytesVar, asn1ct:update_gen_state(namelist,Rest), emit(["{'",asn1ct_gen:list2name([Cname|TopType]),"',", BytesVar,"}"]); - {_,{fixedtypevaluefield,_,Btype}} -> - ?ASN1CT_GEN_BER:gen_dec_prim(Erules,Btype,BytesVar,Tag,[], - ?PRIMITIVE,OptOrMand); _ -> ?ASN1CT_GEN_BER:gen_dec_prim(Erules,Type,BytesVar,Tag,[], ?PRIMITIVE,OptOrMand) @@ -1458,9 +1409,7 @@ print_attribute_comment(InnerType,Pos,Cname,Prop) -> CommentLine = "%%-------------------------------------------------", emit([nl,CommentLine]), case InnerType of - {typereference,_,Name} -> - emit([nl,"%% attribute ",Cname,"(",Pos,") with type ",Name]); - {'Externaltypereference',_,XModule,Name} -> + #'Externaltypereference'{module=XModule,type=Name} -> emit([nl,"%% attribute ",Cname,"(",Pos,") External ",XModule,":",Name]); _ -> emit([nl,"%% attribute ",Cname,"(",Pos,") with type ",InnerType]) diff --git a/lib/asn1/src/asn1ct_constructed_per.erl b/lib/asn1/src/asn1ct_constructed_per.erl index aa5ee18c80..d279e9697f 100644 --- a/lib/asn1/src/asn1ct_constructed_per.erl +++ b/lib/asn1/src/asn1ct_constructed_per.erl @@ -143,40 +143,21 @@ gen_encode_constructed(Erule,Typename,D) when is_record(D,type) -> uniqueclassfield=UniqueFieldName, valueindex=ValueIndex } -> %% N is index of attribute that determines constraint - {{ObjSetMod,ObjSetName},OSDef} = - case ObjectSet of - {Module,OSName} -> - {{{asis,Module},OSName},asn1_db:dbget(Module,OSName)}; - OSName -> - {{"?MODULE",OSName},asn1_db:dbget(get(currmod),OSName)} - end, - case (OSDef#typedef.typespec)#'ObjectSet'.gen of + {Module,ObjSetName} = ObjectSet, + #typedef{typespec=#'ObjectSet'{gen=Gen}} = + asn1_db:dbget(Module, ObjSetName), + case Gen of true -> ObjectEncode = asn1ct_gen:un_hyphen_var(lists:concat(['Obj',AttrN])), - emit([ObjectEncode," = ",nl]), - emit([" ",ObjSetMod,":'getenc_",ObjSetName,"'(", - {asis,UniqueFieldName},", ",nl]), - El = make_element(N+1,asn1ct_gen:mk_var(asn1ct_name:curr(val))), - - Length = fun(X,_LFun) when is_atom(X) -> - length(atom_to_list(X)); - (X,_LFun) when is_list(X) -> - length(X); - ({X1,X2},LFun) -> - LFun(X1,LFun) + LFun(X2,LFun) - end, - Indent = 12 + Length(ObjectSet,Length), - case ValueIndex of - [] -> - emit([indent(Indent),El,"),",nl]); - _ -> - emit([indent(Indent),"value_match(", - {asis,ValueIndex},",",El,")),",nl]), - notice_value_match() - end, + El = make_element(N+1, asn1ct_gen:mk_var(asn1ct_name:curr(val))), + ValueMatch = value_match(ValueIndex, El), + emit([ObjectEncode," =",nl, + " ",{asis,Module},":'getenc_",ObjSetName,"'(", + {asis,UniqueFieldName},", ",nl, + " ",ValueMatch,"),",nl]), {AttrN,ObjectEncode}; - _ -> + false -> false end; _ -> @@ -227,7 +208,6 @@ gen_decode_constructed(Erule, Typename, #type{}=D) -> Imm0 = gen_dec_constructed_imm(Erule, Typename, #type{}=D), Imm = opt_imm(Imm0), asn1ct_name:start(), - asn1ct_name:clear(), emit_gen_dec_imm(Imm), emit([".",nl,nl]). @@ -365,21 +345,16 @@ gen_dec_constructed_imm_2(Typename, CompList, {[{ObjSet,LeadingAttr,Term}],ListOfOpenTypes} -> DecObj = asn1ct_gen:un_hyphen_var(lists:concat(['DecObj',LeadingAttr,Term])), ValueMatch = value_match(ValueIndex,Term), - {ObjSetMod,ObjSetName} = - case ObjSet of - {M,O} -> {{asis,M},O}; - _ -> {"?MODULE",ObjSet} - end, - emit({DecObj," =",nl," ",ObjSetMod,":'getdec_",ObjSetName,"'(", -% {asis,UniqueFName},", ",Term,"),",nl}), - {asis,UniqueFName},", ",ValueMatch,"),",nl}), + {ObjSetMod,ObjSetName} = ObjSet, + emit([DecObj," =",nl, + " ",{asis,ObjSetMod},":'getdec_",ObjSetName,"'(", + {asis,UniqueFName},", ",ValueMatch,"),",nl]), gen_dec_listofopentypes(DecObj,ListOfOpenTypes,false) end, %% we don't return named lists any more Cnames = mkcnamelist(CompList), demit({"Result = "}), %dbg %% return value as record - RecordName = lists:concat([get_record_name_prefix(), - asn1ct_gen:list2rname(Typename)]), + RecordName = record_name(Typename), case Typename of ['EXTERNAL'] -> emit({" OldFormat={'",RecordName, @@ -401,6 +376,29 @@ gen_dec_constructed_imm_2(Typename, CompList, end, emit({{curr,bytes},"}"}). +%% record_name([TypeName]) -> RecordNameString +%% Construct a record name for the constructed type, ignoring any +%% fake sequences that are used to represent an extension addition +%% group. Such fake sequences never appear as a top type, and their +%% name always start with "ExtAddGroup". + +record_name(Typename0) -> + [TopType|Typename1] = lists:reverse(Typename0), + Typename = filter_ext_add_groups(Typename1, [TopType]), + lists:concat([get_record_name_prefix(), + asn1ct_gen:list2rname(Typename)]). + +filter_ext_add_groups([H|T], Acc) when is_atom(H) -> + case atom_to_list(H) of + "ExtAddGroup"++_ -> + filter_ext_add_groups(T, Acc); + _ -> + filter_ext_add_groups(T, [H|Acc]) + end; +filter_ext_add_groups([H|T], Acc) -> + filter_ext_add_groups(T, [H|Acc]); +filter_ext_add_groups([], Acc) -> Acc. + textual_order([#'ComponentType'{textual_order=undefined}|_],TermList) -> TermList; textual_order(CompList,TermList) when is_list(CompList) -> @@ -489,7 +487,6 @@ gen_encode_choice(Erule,Typename,D) when is_record(D,type) -> gen_decode_choice(Erules,Typename,D) when is_record(D,type) -> asn1ct_name:start(), - asn1ct_name:clear(), asn1ct_name:new(bytes), {'CHOICE',CompList} = D#type.def, Ext = extensible_enc(CompList), @@ -504,12 +501,8 @@ gen_encode_sof(Erule,Typename,SeqOrSetOf,D) when is_record(D,type) -> asn1ct_name:start(), {_SeqOrSetOf,ComponentType} = D#type.def, emit({"[",nl}), - SizeConstraint = - case asn1ct_gen:get_constraint(D#type.constraint, - 'SizeConstraint') of - no -> undefined; - Range -> Range - end, + SizeConstraint = asn1ct_imm:effective_constraint(bitstring, + D#type.constraint), ObjFun = case D#type.tablecinf of [{objfun,_}|_R] -> @@ -521,13 +514,7 @@ gen_encode_sof(Erule,Typename,SeqOrSetOf,D) when is_record(D,type) -> emit({indent(3),"'enc_",asn1ct_gen:list2name(Typename), "_components'(Val",ObjFun,", [])"}), emit({nl,"].",nl}), - NewComponentType = - case ComponentType#type.def of - {'ENUMERATED',_,Component}-> - ComponentType#type{def={'ENUMERATED',Component}}; - _ -> ComponentType - end, - gen_encode_sof_components(Erule,Typename,SeqOrSetOf,NewComponentType). + gen_encode_sof_components(Erule, Typename, SeqOrSetOf, ComponentType). %% Logic copied from asn1_per_bin_rt2ct:encode_constrained_number @@ -565,7 +552,7 @@ gen_encode_length(per, {Lb,Ub}) when Ub =< 65535, Lb >= 0 -> gen_encode_length(Erules, SizeConstraint) -> emit([nl,indent(3), case SizeConstraint of - undefined -> + no -> {call,Erules,encode_length,["length(Val)"]}; _ -> {call,Erules,encode_length, @@ -576,12 +563,8 @@ gen_encode_length(Erules, SizeConstraint) -> gen_decode_sof(Erules,Typename,SeqOrSetOf,D) when is_record(D,type) -> asn1ct_name:start(), {_SeqOrSetOf,ComponentType} = D#type.def, - SizeConstraint = - case asn1ct_gen:get_constraint(D#type.constraint, - 'SizeConstraint') of - no -> undefined; - Range -> Range - end, + SizeConstraint = asn1ct_imm:effective_constraint(bitstring, + D#type.constraint), ObjFun = case D#type.tablecinf of [{objfun,_}|_R] -> @@ -593,13 +576,7 @@ gen_decode_sof(Erules,Typename,SeqOrSetOf,D) when is_record(D,type) -> emit([",",nl, "'dec_",asn1ct_gen:list2name(Typename), "_components'(",Num,", ",Buf,ObjFun,", []).",nl,nl]), - NewComponentType = - case ComponentType#type.def of - {'ENUMERATED',_,Component}-> - ComponentType#type{def={'ENUMERATED',Component}}; - _ -> ComponentType - end, - gen_decode_sof_components(Erules,Typename,SeqOrSetOf,NewComponentType). + gen_decode_sof_components(Erules, Typename, SeqOrSetOf, ComponentType). is_aligned(per) -> true; is_aligned(uper) -> false. @@ -629,10 +606,9 @@ gen_encode_sof_components(Erule,Typename,SeqOrSetOf,Cont) -> Conttype = asn1ct_gen:get_inner(Cont#type.def), Currmod = get(currmod), - Ctgenmod = asn1ct_gen:ct_gen_module(Erule), case asn1ct_gen:type(Conttype) of {primitive,bif} -> - gen_encode_prim_wrapper(Ctgenmod,Erule,Cont,false,"H"); + asn1ct_gen_per:gen_encode_prim(Erule, Cont, "H"); {constructed,bif} -> NewTypename = [Constructed_Suffix|Typename], emit({"'enc_",asn1ct_gen:list2name(NewTypename),"'(H", @@ -642,9 +618,9 @@ gen_encode_sof_components(Erule,Typename,SeqOrSetOf,Cont) -> #'Externaltypereference'{module=EMod,type=EType} -> emit({"'",EMod,"':'enc_",EType,"'(H)",nl,nl}); 'ASN1_OPEN_TYPE' -> - gen_encode_prim_wrapper(Ctgenmod,Erule, - #type{def='ASN1_OPEN_TYPE'}, - false,"H"); + asn1ct_gen_per:gen_encode_prim(Erule, + #type{def='ASN1_OPEN_TYPE'}, + "H"); _ -> emit({"'enc_",Conttype,"'(H)",nl,nl}) end, @@ -668,7 +644,6 @@ gen_decode_sof_components(Erule,Typename,SeqOrSetOf,Cont) -> Cont#type.def), Conttype = asn1ct_gen:get_inner(Cont#type.def), Ctgenmod = asn1ct_gen:ct_gen_module(Erule), - CurrMod = get(currmod), case asn1ct_gen:type(Conttype) of {primitive,bif} -> Ctgenmod:gen_dec_prim(Erule,Cont,"Bytes"), @@ -677,12 +652,9 @@ gen_decode_sof_components(Erule,Typename,SeqOrSetOf,Cont) -> NewTypename = [Constructed_Suffix|Typename], emit({"'dec_",asn1ct_gen:list2name(NewTypename), "'(Bytes, telltype",ObjFun,"),",nl}); - #typereference{val=Dname} -> - emit({"'dec_",Dname,"'(Bytes,telltype),",nl}); - #'Externaltypereference'{module=CurrMod,type=EType} -> - emit({"'dec_",EType,"'(Bytes,telltype),",nl}); - #'Externaltypereference'{module=EMod,type=EType} -> - emit({"'",EMod,"':'dec_",EType,"'(Bytes,telltype),",nl}); + #'Externaltypereference'{}=Etype -> + asn1ct_gen_per:gen_dec_external(Etype, "Bytes"), + emit([com,nl]); 'ASN1_OPEN_TYPE' -> Ctgenmod:gen_dec_prim(Erule,#type{def='ASN1_OPEN_TYPE'}, "Bytes"), @@ -1004,7 +976,6 @@ gen_enc_line(Erule,TopType, Cname, Type, [], Pos,DynamicEnc,Ext) -> Element = make_element(Pos+1,asn1ct_gen:mk_var(asn1ct_name:curr(val))), gen_enc_line(Erule,TopType,Cname,Type,Element, Pos,DynamicEnc,Ext); gen_enc_line(Erule,TopType,Cname,Type,Element, _Pos,DynamicEnc,Ext) -> - Ctgenmod = asn1ct_gen:ct_gen_module(Erule), Atype = case Type of #type{def=#'ObjectClassFieldType'{type=InnerType}} -> @@ -1026,8 +997,6 @@ gen_enc_line(Erule,TopType,Cname,Type,Element, _Pos,DynamicEnc,Ext) -> case DynamicEnc of {_LeadingAttrName,Fun} -> case (Type#type.def)#'ObjectClassFieldType'.fieldname of - {notype,T} -> - throw({error,{notype,type_from_object,T}}); {Name,RestFieldNames} when is_atom(Name) -> asn1ct_func:need({Erule,complete,1}), asn1ct_func:need({Erule,encode_open_type,1}), @@ -1057,29 +1026,17 @@ gen_enc_line(Erule,TopType,Cname,Type,Element, _Pos,DynamicEnc,Ext) -> #'Externaltypereference'{module=Mod,type=EType} -> emit({"'",Mod,"':'enc_", EType,"'(",Element,")"}); - #typereference{val=Ename} -> - emit({"'enc_",Ename,"'(",Element,")"}); - {notype,_} -> - emit({"'enc_",Atype,"'(",Element,")"}); {primitive,bif} -> - EncType = - case Atype of - {fixedtypevaluefield,_,Btype} -> - Btype; - _ -> - Type - end, - gen_encode_prim_wrapper(Ctgenmod,Erule,EncType, - false,Element); + asn1ct_gen_per:gen_encode_prim(Erule, Type, Element); 'ASN1_OPEN_TYPE' -> case Type#type.def of #'ObjectClassFieldType'{type=OpenType} -> - gen_encode_prim_wrapper(Ctgenmod,Erule, - #type{def=OpenType}, - false,Element); + asn1ct_gen_per:gen_encode_prim(Erule, + #type{def=OpenType}, + Element); _ -> - gen_encode_prim_wrapper(Ctgenmod,Erule,Type, - false,Element) + asn1ct_gen_per:gen_encode_prim(Erule, Type, + Element) end; {constructed,bif} -> NewTypename = [Cname|TopType], @@ -1235,68 +1192,67 @@ gen_dec_comp_call(Comp, Erule, TopType, Tpos, OptTable, DecInfObj, end end end, - - OptOrDef = - case {Ext,Prop} of - {noext,mandatory} -> - ignore; - {noext,_} -> %% OPTIONAL or DEFAULT - OptPos = get_optionality_pos(TextPos, OptTable), - Element = io_lib:format("Opt band (1 bsl ~w)", - [NumberOfOptionals - OptPos]), - fun(St) -> - emit(["case ",Element," of",nl]), - emit([" _Opt",TextPos," when _Opt",TextPos," > 0 ->"]), - St - end; - {{ext,_,_},_} -> %Extension - fun(St) -> - emit(["case Extensions of",nl, - " <<_:",Pos-1,",1:1,_/bitstring>> ->",nl]), - St - end - end, - Lines = gen_dec_line_imm(Erule, TopType, Comp, Tpos, DecInfObj, Ext), - Postamble = - case {Ext,Prop} of - {noext,mandatory} -> - ignore; - {noext,_} -> - fun(St) -> - emit([";",nl,"0 ->"]), - emit(["{"]), - gen_dec_component_no_val(Ext,Prop), - emit({",",{curr,bytes},"}",nl}), - emit([nl,"end"]), - St - end; - _ -> - fun(St) -> - emit([";",nl,"_ ->",nl]), - emit(["{"]), - case Type of - #type{def=#'SEQUENCE'{ - extaddgroup=Number2, - components=ExtGroupCompList2}} - when is_integer(Number2)-> - emit({"{extAddGroup,"}), - gen_dec_extaddGroup_no_val(Ext,ExtGroupCompList2), - emit({"}"}); - _ -> - gen_dec_component_no_val(Ext, Prop) - end, - emit({",",{curr,bytes},"}",nl}), - emit([nl,"end"]), - St - end - end, + {Pre,Post} = comp_call_pre_post(Ext, Prop, Pos, Type, TextPos, + OptTable, NumberOfOptionals, Ext), + Lines = gen_dec_seq_line_imm(Erule, TopType, Comp, Tpos, DecInfObj, Ext), AdvBuffer = {ignore,fun(St) -> asn1ct_name:new(bytes), St end}, - [{group,[{safe,Comment},{safe,Preamble}, - OptOrDef|Lines]++ - [Postamble,{safe,AdvBuffer}]}]. + [{group,[{safe,Comment},{safe,Preamble}] ++ Pre ++ + Lines ++ Post ++ [{safe,AdvBuffer}]}]. + +comp_call_pre_post(noext, mandatory, _, _, _, _, _, _) -> + {[],[]}; +comp_call_pre_post(noext, Prop, _, _, TextPos, OptTable, NumOptionals, Ext) -> + %% OPTIONAL or DEFAULT + OptPos = get_optionality_pos(TextPos, OptTable), + Element = case NumOptionals - OptPos of + 0 -> + "Opt band 1"; + Shift -> + lists:concat(["(Opt bsr ",Shift,") band 1"]) + end, + {[fun(St) -> + emit(["case ",Element," of",nl, + "1 ->",nl]), + St + end], + [fun(St) -> + emit([";",nl, + "0 ->",nl, + "{"]), + gen_dec_component_no_val(Ext, Prop), + emit([",",{curr,bytes},"}",nl, + "end"]), + St + end]}; +comp_call_pre_post({ext,_,_}, Prop, Pos, Type, _, _, _, Ext) -> + %% Extension + {[fun(St) -> + emit(["case Extensions of",nl, + " <<_:",Pos-1,",1:1,_/bitstring>> ->",nl]), + St + end], + [fun(St) -> + emit([";",nl, + "_ ->",nl, + "{"]), + case Type of + #type{def=#'SEQUENCE'{ + extaddgroup=Number2, + components=ExtGroupCompList2}} + when is_integer(Number2)-> + emit("{extAddGroup,"), + gen_dec_extaddGroup_no_val(Ext, ExtGroupCompList2), + emit("}"); + _ -> + gen_dec_component_no_val(Ext, Prop) + end, + emit([",",{curr,bytes},"}",nl, + "end"]), + St + end]}. is_mandatory_predef_tab_c(noext, mandatory, {"got objfun through args","ObjFun"}) -> @@ -1324,13 +1280,17 @@ gen_dec_component_no_val({ext,_,_},mandatory) -> emit({"asn1_NOVALUE"}). -gen_dec_line(Erule, TopType, Comp, Pos, DecInfObj, Ext) -> - Imm0 = gen_dec_line_imm(Erule, TopType, Comp, Pos, DecInfObj, Ext), +gen_dec_choice_line(Erule, TopType, Comp, Pre) -> + Imm0 = gen_dec_line_imm(Erule, TopType, Comp, false, Pre), Init = {ignore,fun(_) -> {[],[]} end}, Imm = [{group,[Init|Imm0]}], emit_gen_dec_imm(Imm). -gen_dec_line_imm(Erule, TopType, Comp, Pos, DecInfObj, Ext) -> +gen_dec_seq_line_imm(Erule, TopType, Comp, Pos, DecInfObj, Ext) -> + Pre = gen_dec_line_open_type(Erule, Ext, Pos), + gen_dec_line_imm(Erule, TopType, Comp, DecInfObj, Pre). + +gen_dec_line_imm(Erule, TopType, Comp, DecInfObj, Pre) -> #'ComponentType'{name=Cname,typespec=Type} = Comp, Atype = case Type of @@ -1339,9 +1299,7 @@ gen_dec_line_imm(Erule, TopType, Comp, Pos, DecInfObj, Ext) -> _ -> asn1ct_gen:get_inner(Type#type.def) end, - - Pre = gen_dec_line_open_type(Erule, Ext, Pos), - Decode = gen_dec_line_special(Erule, Atype, TopType, Comp, DecInfObj, Ext), + Decode = gen_dec_line_special(Erule, Atype, TopType, Comp, DecInfObj), Post = fun({SaveBytes,Finish}) -> {AccTerm,AccBytes} = Finish(), @@ -1385,7 +1343,7 @@ gen_dec_line_open_type(_, _, _) -> end}. gen_dec_line_special(Erule, {typefield,_}, _TopType, Comp, - DecInfObj, Ext) -> + DecInfObj) -> #'ComponentType'{name=Cname,typespec=Type,prop=Prop} = Comp, fun({_BytesVar,PrevSt}) -> case DecInfObj of @@ -1417,7 +1375,7 @@ gen_dec_line_special(Erule, {typefield,_}, _TopType, Comp, %% objfun though arguments on function %% invocation. if - Ext == noext andalso Prop == mandatory -> + Prop =:= mandatory -> ok; true -> asn1ct_name:new(tmpterm), @@ -1431,7 +1389,7 @@ gen_dec_line_special(Erule, {typefield,_}, _TopType, Comp, asn1ct_imm:dec_code_gen(Imm, BytesVar), emit([com,nl]), if - Ext == noext andalso Prop == mandatory -> + Prop =:= mandatory -> emit([{curr,term}," =",nl," "]); true -> emit([" {"]) @@ -1448,7 +1406,7 @@ gen_dec_line_special(Erule, {typefield,_}, _TopType, Comp, emit([indent(6),{curr,tmpterm},nl]), emit([indent(2),"end"]), if - Ext == noext andalso Prop == mandatory -> + Prop =:= mandatory -> ok; true -> emit([",",nl,{curr,tmpbytes},"}"]) @@ -1468,7 +1426,7 @@ gen_dec_line_special(Erule, {typefield,_}, _TopType, Comp, end end; gen_dec_line_special(Erule, {objectfield,PrimFieldName1,PFNList}, _TopType, - Comp, _DecInfObj, _Ext) -> + Comp, _DecInfObj) -> fun({_BytesVar,PrevSt}) -> Imm = asn1ct_imm:per_dec_open_type(is_aligned(Erule)), BytesVar = asn1ct_gen:mk_var(asn1ct_name:curr(bytes)), @@ -1480,7 +1438,7 @@ gen_dec_line_special(Erule, {objectfield,PrimFieldName1,PFNList}, _TopType, Prop}], {SaveBytes,PrevSt} end; -gen_dec_line_special(Erule, Atype, TopType, Comp, DecInfObj, _Ext) -> +gen_dec_line_special(Erule, Atype, TopType, Comp, DecInfObj) -> case gen_dec_line_other(Erule, Atype, TopType, Comp) of Fun when is_function(Fun, 1) -> fun({BytesVar,PrevSt}) -> @@ -1503,38 +1461,24 @@ gen_dec_line_dec_inf(Comp, DecInfObj) -> {Cname,{_,OSet,UniqueFName,ValIndex}} -> Term = asn1ct_gen:mk_var(asn1ct_name:curr(term)), ValueMatch = value_match(ValIndex,Term), - {ObjSetMod,ObjSetName} = - case OSet of - {M,O} -> {{asis,M},O}; - _ -> {"?MODULE",OSet} - end, - emit({",",nl,"ObjFun = ",ObjSetMod, + {ObjSetMod,ObjSetName} = OSet, + emit([",",nl, + "ObjFun = ",{asis,ObjSetMod}, ":'getdec_",ObjSetName,"'(", - {asis,UniqueFName},", ",ValueMatch,")"}); + {asis,UniqueFName},", ",ValueMatch,")"]); _ -> ok end. gen_dec_line_other(Erule, Atype, TopType, Comp) -> #'ComponentType'{name=Cname,typespec=Type} = Comp, - CurrMod = get(currmod), case asn1ct_gen:type(Atype) of - #'Externaltypereference'{module=CurrMod,type=EType} -> + #'Externaltypereference'{}=Etype -> fun(BytesVar) -> - emit({"'dec_",EType,"'(",BytesVar,",telltype)"}) - end; - #'Externaltypereference'{module=Mod,type=EType} -> - fun(BytesVar) -> - emit({"'",Mod,"':'dec_",EType,"'(",BytesVar, - ",telltype)"}) + asn1ct_gen_per:gen_dec_external(Etype, BytesVar) end; {primitive,bif} -> - case Atype of - {fixedtypevaluefield,_,Btype} -> - asn1ct_gen_per:gen_dec_imm(Erule, Btype); - _ -> - asn1ct_gen_per:gen_dec_imm(Erule, Type) - end; + asn1ct_gen_per:gen_dec_imm(Erule, Type); 'ASN1_OPEN_TYPE' -> case Type#type.def of #'ObjectClassFieldType'{type=OpenType} -> @@ -1542,14 +1486,6 @@ gen_dec_line_other(Erule, Atype, TopType, Comp) -> _ -> asn1ct_gen_per:gen_dec_imm(Erule, Type) end; - #typereference{val=Dname} -> - fun(BytesVar) -> - emit({"'dec_",Dname,"'(",BytesVar,",telltype)"}) - end; - {notype,_} -> - fun(BytesVar) -> - emit({"'dec_",Atype,"'(",BytesVar,",telltype)"}) - end; {constructed,bif} -> NewTypename = [Cname|TopType], case Type#type.tablecinf of @@ -1605,40 +1541,14 @@ get_name_list([], Acc) -> gen_enc_choice2(Erule,TopType, {L1,L2}, Ext) -> - gen_enc_choice2(Erule,TopType, L1 ++ L2, 0, Ext); -gen_enc_choice2(Erule,TopType, {L1,L2,L3}, Ext) -> - gen_enc_choice2(Erule,TopType, L1 ++ L3 ++ L2, 0, Ext); + gen_enc_choice2(Erule, TopType, L1 ++ L2, 0, [], Ext); +gen_enc_choice2(Erule, TopType, {L1,L2,L3}, Ext) -> + gen_enc_choice2(Erule, TopType, L1 ++ L3 ++ L2, 0, [], Ext); gen_enc_choice2(Erule,TopType, L, Ext) -> - gen_enc_choice2(Erule,TopType, L, 0, Ext). + gen_enc_choice2(Erule,TopType, L, 0, [], Ext). -gen_enc_choice2(Erule,TopType,[H1,H2|T], Pos, Ext) -when is_record(H1,'ComponentType'), is_record(H2,'ComponentType') -> - Cname = H1#'ComponentType'.name, - Type = H1#'ComponentType'.typespec, - EncObj = - case asn1ct_gen:get_constraint(Type#type.constraint, - componentrelation) of - no -> - case Type#type.tablecinf of - [{objfun,_}|_] -> - {"got objfun through args","ObjFun"}; - _ ->false - end; - _ -> {no_attr,"ObjFun"} - end, - emit({{asis,Cname}," ->",nl}), - DoExt = case Ext of - {ext,ExtPos,_} when (Pos + 1) < ExtPos -> noext; - _ -> Ext - end, - gen_enc_line(Erule,TopType,Cname,Type,"element(2,Val)", - Pos+1,EncObj,DoExt), - emit({";",nl}), - gen_enc_choice2(Erule,TopType,[H2|T], Pos+1, Ext); -gen_enc_choice2(Erule,TopType,[H1|T], Pos, Ext) - when is_record(H1,'ComponentType') -> - Cname = H1#'ComponentType'.name, - Type = H1#'ComponentType'.typespec, +gen_enc_choice2(Erule, TopType, [H|T], Pos, Sep0, Ext) -> + #'ComponentType'{name=Cname,typespec=Type} = H, EncObj = case asn1ct_gen:get_constraint(Type#type.constraint, componentrelation) of @@ -1646,106 +1556,157 @@ gen_enc_choice2(Erule,TopType,[H1|T], Pos, Ext) case Type#type.tablecinf of [{objfun,_}|_] -> {"got objfun through args","ObjFun"}; - _ ->false + _ -> + false end; - _ -> {no_attr,"ObjFun"} + _ -> + {no_attr,"ObjFun"} end, - emit({{asis,H1#'ComponentType'.name}," ->",nl}), + emit([Sep0,{asis,Cname}," ->",nl]), DoExt = case Ext of - {ext,ExtPos,_} when (Pos + 1) < ExtPos -> noext; + {ext,ExtPos,_} when Pos + 1 < ExtPos -> noext; _ -> Ext end, - gen_enc_line(Erule,TopType,Cname,Type,"element(2,Val)", - Pos+1,EncObj,DoExt), - gen_enc_choice2(Erule,TopType,T, Pos+1, Ext); -gen_enc_choice2(_Erule,_,[], _, _) -> - true. + gen_enc_line(Erule, TopType, Cname, Type, "element(2, Val)", + Pos+1, EncObj, DoExt), + Sep = [";",nl], + gen_enc_choice2(Erule, TopType, T, Pos+1, Sep, Ext); +gen_enc_choice2(_, _, [], _, _, _) -> ok. + +%% Generate the code for CHOICE. If the CHOICE is extensible, +%% the structure of the generated code is as follows: +%% +%% case Bytes of +%% <<0:1,Bytes1/bitstring>> -> +%% Choice = <Decode INTEGER (0..LastRootChoice) from Bytes1> +%% case Choice of +%% 0 -> <Decode>; +%% : +%% LastRootChoice -> <Decode> +%% end; +%% <<1:1,Bytes1/bitstring>> -> +%% Choice = <Decode normally small number from Bytes1> +%% TmpVal = <Decode open type> +%% case Choice of +%% 0 -> <Decode TmpVal>; +%% : +%% LastExtension -> <Decode TmpVal>; +%% _ -> <Return TmpVal since the type is unknown> +%% end +%% end +%% +%% The return value from the generated function always looks like: +%% {{ChoiceTag,Value},RemainingBuffer} +%% where ChoiceTag will be 'asn1_ExtAlt' for an unknown extension. +%% +%% If the CHOICE is not extensible, the top-level case is omitted +%% and only the code in the first case arm is generated. -gen_dec_choice(Erule,TopType,CompList,{ext,Pos,NumExt}) -> - emit(["{Ext,",{curr,bytes},"} = ", - {call,Erule,getbit,["Bytes"]},com,nl]), +gen_dec_choice(Erule, TopType, CompList, {ext,_,_}=Ext) -> + {RootList,ExtList} = split_complist(CompList), + emit(["case Bytes of",nl]), + case RootList of + [] -> + ok; + [_|_] -> + emit(["<<0:1,Bytes1/bitstring>> ->",nl]), + asn1ct_name:new(bytes), + gen_dec_choice1(Erule, TopType, RootList, noext), + emit([";",nl,nl]) + end, + emit(["<<1:1,Bytes1/bitstring>> ->",nl]), + asn1ct_name:clear(), + asn1ct_name:new(bytes), asn1ct_name:new(bytes), - gen_dec_choice1(Erule,TopType,CompList,{ext,Pos,NumExt}); -gen_dec_choice(Erule,TopType,CompList,noext) -> - gen_dec_choice1(Erule,TopType,CompList,noext). - -gen_dec_choice1(Erule,TopType,CompList,noext) -> - emit(["{Choice,",{curr,bytes}, - "} = ",{call,Erule,getchoice, - [{prev,bytes},length(CompList),"0"]},com,nl, - "{Cname,{Val,NewBytes}} = case Choice of",nl]), - gen_dec_choice2(Erule,TopType,CompList,noext), - emit({nl,"end,",nl}), - emit({nl,"{{Cname,Val},NewBytes}"}); -gen_dec_choice1(Erule,TopType,{RootList,ExtList},Ext) -> - NewList = RootList ++ ExtList, - gen_dec_choice1(Erule,TopType, NewList, Ext); -gen_dec_choice1(Erule,TopType,{RootList,ExtList,RootList2},Ext) -> - NewList = RootList ++ RootList2 ++ ExtList, - gen_dec_choice1(Erule,TopType, NewList, Ext); -gen_dec_choice1(Erule,TopType,CompList,{ext,ExtPos,ExtNum}) -> - emit(["{Choice,",{curr,bytes},"} = ", - {call,Erule,getchoice, - [{prev,bytes},length(CompList)-ExtNum,"Ext"]},com,nl]), - emit({"{Cname,{Val,NewBytes}} = case Choice + Ext*",ExtPos-1," of",nl}), - gen_dec_choice2(Erule,TopType,CompList,{ext,ExtPos,ExtNum}), + gen_dec_choice1(Erule, TopType, ExtList, Ext), + emit([nl,"end"]); +gen_dec_choice(Erule, TopType, CompList, noext) -> + gen_dec_choice1(Erule, TopType, CompList, noext). + +split_complist({Root1,Ext,Root2}) -> + {Root1++Root2,Ext}; +split_complist({_,_}=CompList) -> + CompList. + +gen_dec_choice1(Erule, TopType, CompList, noext=Ext) -> + emit_getchoice(Erule, CompList, Ext), + emit(["case Choice of",nl]), + Pre = {safe,fun(St) -> + {asn1ct_gen:mk_var(asn1ct_name:curr(bytes)), + fun() -> St end} + end}, + gen_dec_choice2(Erule, TopType, CompList, Pre), + emit([nl,"end"]); +gen_dec_choice1(Erule, TopType, CompList, {ext,_,_}=Ext) -> + emit_getchoice(Erule, CompList, Ext), Imm = asn1ct_imm:per_dec_open_type(is_aligned(Erule)), + emit(["begin",nl]), BytesVar = asn1ct_gen:mk_var(asn1ct_name:curr(bytes)), - emit([";",nl, - "_ ->",nl]), - {TmpTerm,TmpBuf} = asn1ct_imm:dec_slim_cg(Imm, BytesVar), - emit([com,nl, - "{asn1_ExtAlt,{",TmpTerm,com,TmpBuf,"}}",nl, - "end,",nl,nl, - "{{Cname,Val},NewBytes}"]). - + {Dst,DstBuf} = asn1ct_imm:dec_slim_cg(Imm, BytesVar), + emit([nl, + "end,",nl, + "case Choice of",nl]), + Pre = {safe,fun(St) -> + emit(["{TmpVal,_} = "]), + {Dst, + fun() -> + emit([",",nl, + "{TmpVal,",DstBuf,"}"]), + St + end} + end}, + gen_dec_choice2(Erule, TopType, CompList, Pre), + case CompList of + [] -> ok; + [_|_] -> emit([";",nl]) + end, + emit(["_ ->",nl, + "{{asn1_ExtAlt,",Dst,"},",DstBuf,"}",nl, + "end"]). + +emit_getchoice(Erule, CompList, Ext) -> + Al = is_aligned(Erule), + Imm = case {Ext,CompList} of + {noext,[_]} -> + {value,0}; + {noext,_} -> + asn1ct_imm:per_dec_constrained(0, length(CompList)-1, Al); + {{ext,_,_},_} -> + asn1ct_imm:per_dec_normally_small_number(Al) + end, + emit(["{Choice,",{curr,bytes},"} = ",nl]), + BytesVar = asn1ct_gen:mk_var(asn1ct_name:prev(bytes)), + asn1ct_imm:dec_code_gen(Imm, BytesVar), + emit([com,nl]). gen_dec_choice2(Erule,TopType,L,Ext) -> - gen_dec_choice2(Erule,TopType,L,0,Ext). + gen_dec_choice2(Erule, TopType, L, 0, [], Ext). -gen_dec_choice2(Erule,TopType,[H1,H2|T],Pos,Ext) -when is_record(H1,'ComponentType'), is_record(H2,'ComponentType') -> - Cname = H1#'ComponentType'.name, - Type = H1#'ComponentType'.typespec, +gen_dec_choice2(Erule, TopType, [H0|T], Pos, Sep0, Pre) -> + #'ComponentType'{name=Cname,typespec=Type} = H0, + H = H0#'ComponentType'{prop=mandatory}, + emit([Sep0,Pos," ->",nl]), case Type#type.def of #'ObjectClassFieldType'{type={typefield,_}} -> - emit({Pos," -> ",nl}), - wrap_gen_dec_line(Erule,H1,TopType,Cname,Type,Pos+1,false,Ext), - emit({";",nl}); - _ -> - emit({Pos," -> {",{asis,Cname},",",nl}), - wrap_gen_dec_line(Erule,H1,TopType,Cname,Type,Pos+1,false,Ext), - emit({"};",nl}) - end, - gen_dec_choice2(Erule,TopType,[H2|T],Pos+1,Ext); -gen_dec_choice2(Erule,TopType,[H1,_H2|T],Pos,Ext) when is_record(H1,'ComponentType') -> - gen_dec_choice2(Erule,TopType,[H1|T],Pos,Ext); % skip extensionmark -gen_dec_choice2(Erule,TopType,[H1|T],Pos,Ext) when is_record(H1,'ComponentType') -> - Cname = H1#'ComponentType'.name, - Type = H1#'ComponentType'.typespec, - case Type#type.def of - #'ObjectClassFieldType'{type={typefield,_}} -> - emit({Pos," -> ",nl}), - wrap_gen_dec_line(Erule,H1,TopType,Cname,Type,Pos+1,false,Ext); + emit("{Cname,{Val,NewBytes}} = begin\n"), + gen_dec_choice_line(Erule, TopType, H, Pre), + emit([nl, + "end,",nl, + "{{Cname,Val},NewBytes}"]); _ -> - emit({Pos," -> {",{asis,Cname},",",nl}), - wrap_gen_dec_line(Erule,H1,TopType,Cname,Type,Pos+1,false,Ext), - emit("}") + emit("{Val,NewBytes} = begin\n"), + gen_dec_choice_line(Erule, TopType, H, Pre), + emit([nl, + "end,",nl, + "{{",{asis,Cname},",Val},NewBytes}"]) end, - gen_dec_choice2(Erule,TopType,[T],Pos+1); -gen_dec_choice2(Erule,TopType,[_|T],Pos,Ext) -> - gen_dec_choice2(Erule,TopType,T,Pos,Ext);% skip extensionmark -gen_dec_choice2(_,_,[],Pos,_) -> - Pos. + Sep = [";",nl], + gen_dec_choice2(Erule, TopType, T, Pos+1, Sep, Pre); +gen_dec_choice2(_, _, [], _, _, _) -> ok. indent(N) -> lists:duplicate(N,32). % 32 = space -gen_encode_prim_wrapper(CtgenMod,Erule,Cont,DoTag,Value) -> -% put(component_type,true), % add more info in component_type - CtgenMod:gen_encode_prim(Erule,Cont,DoTag,Value). -% erase(component_type). - make_elements(I,Val,ExtCnames) -> make_elements(I,Val,ExtCnames,[]). @@ -1816,14 +1777,6 @@ wrap_extensionAdditionGroups([H|T],ExtAddGrpLenPos,Acc,ExtAddGroupDiff,ExtGroupN wrap_extensionAdditionGroups([],_,Acc,_,_) -> lists:reverse(Acc). - -wrap_gen_dec_line(Erule,C,TopType,_Cname,_Type,Pos,DIO,Ext) -> - put(component_type,{true,C}), - gen_dec_line(Erule, TopType, C#'ComponentType'{prop=mandatory}, - Pos, DIO, Ext), - erase(component_type). - - value_match(Index,Value) when is_atom(Value) -> value_match(Index,atom_to_list(Value)); value_match([],Value) -> @@ -1835,9 +1788,5 @@ value_match1(Value,[],Acc,Depth) -> value_match1(Value,[{VI,_}|VIs],Acc,Depth) -> value_match1(Value,VIs,Acc++lists:concat(["element(",VI,","]),Depth+1). -notice_value_match() -> - Module = get(currmod), - put(value_match,{true,Module}). - is_optimized(per) -> true; is_optimized(uper) -> false. diff --git a/lib/asn1/src/asn1ct_func.erl b/lib/asn1/src/asn1ct_func.erl index 2d221ca1b9..262bef6862 100644 --- a/lib/asn1/src/asn1ct_func.erl +++ b/lib/asn1/src/asn1ct_func.erl @@ -37,9 +37,13 @@ need(MFA) -> cast({need,MFA}). generate(Fd) -> - req({generate,Fd}), + Used0 = req(get_used), erase(?MODULE), - ok. + Used = sofs:set(Used0, [mfa]), + Code = sofs:relation(asn1ct_rtt:code(), [{mfa,code}]), + Funcs0 = sofs:image(Code, Used), + Funcs = sofs:to_external(Funcs0), + ok = file:write(Fd, Funcs). req(Req) -> gen_server:call(get(?MODULE), Req, infinity). @@ -64,9 +68,8 @@ handle_cast({need,MFA}, #st{used=Used0}=St) -> {noreply,St} end. -handle_call({generate,Fd}, _From, #st{used=Used}=St) -> - generate(Fd, Used), - {stop,normal,ok,St}. +handle_call(get_used, _From, #st{used=Used}=St) -> + {stop,normal,gb_sets:to_list(Used),St}. terminate(_, _) -> ok. @@ -75,14 +78,6 @@ call_args([A|As], Sep) -> [Sep,A|call_args(As, ", ")]; call_args([], _) -> []. -generate(Fd, Used0) -> - Used1 = gb_sets:to_list(Used0), - Used = sofs:set(Used1, [mfa]), - Code = sofs:relation(asn1ct_rtt:code(), [{mfa,code}]), - Funcs0 = sofs:image(Code, Used), - Funcs = sofs:to_external(Funcs0), - io:put_chars(Fd, Funcs). - pull_in_deps(Ws0, Used0) -> case gb_sets:is_empty(Ws0) of true -> diff --git a/lib/asn1/src/asn1ct_gen.erl b/lib/asn1/src/asn1ct_gen.erl index 76c4182160..9095e145a3 100644 --- a/lib/asn1/src/asn1ct_gen.erl +++ b/lib/asn1/src/asn1ct_gen.erl @@ -21,15 +21,9 @@ -include("asn1_records.hrl"). --export([pgen_exports/3, - pgen_hrl/5, - gen_head/3, - demit/1, +-export([demit/1, emit/1, get_inner/1,type/1,def_to_tag/1,prim_bif/1, - type_from_object/1, - get_typefromobject/1,get_fieldcategory/2, - get_classfieldcategory/2, list2name/1, list2rname/1, constructed_suffix/2, @@ -41,7 +35,6 @@ index2suffix/1, get_record_name_prefix/0]). -export([pgen/5, - pgen_module/6, mk_var/1, un_hyphen_var/1]). -export([gen_encode_constructed/4, @@ -75,7 +68,7 @@ pgen_module(OutFile,Erules,Module, HrlGenerated = pgen_hrl(Erules,Module,TypeOrVal,Options,Indent), asn1ct_name:start(), ErlFile = lists:concat([OutFile,".erl"]), - Fid = fopen(ErlFile,[write]), + Fid = fopen(ErlFile), put(gen_file_out,Fid), asn1ct_func:start_link(), gen_head(Erules,Module,HrlGenerated), @@ -115,8 +108,7 @@ pgen_values(Erules,Module,[H|T]) -> gen_value(Valuedef), pgen_values(Erules,Module,T). -pgen_types(_,_,_,Module,[]) -> - gen_value_match(Module), +pgen_types(_, _, _, _, []) -> true; pgen_types(Rtmod,Erules,N2nConvEnums,Module,[H|T]) -> asn1ct_name:clear(), @@ -580,22 +572,6 @@ gen_types(Erules,Tname,Type) when is_record(Type,type) -> asn1ct_name:clear(), Rtmod:gen_decode(Erules,Tname,Type). -gen_value_match(Module) -> - case get(value_match) of - {true,Module} -> - emit(["value_match([{Index,Cname}|Rest],Value) ->",nl, - " Value2 =",nl, - " case element(Index,Value) of",nl, - " {Cname,Val2} -> Val2;",nl, - " X -> X",nl, - " end,",nl, - " value_match(Rest,Value2);",nl, - "value_match([],Value) ->",nl, - " Value.",nl]); - _ -> ok - end, - put(value_match,undefined). - gen_check_defaultval(Erules,Module,[{Name,Type}|Rest]) -> gen_check_func(Name,Type), gen_check_defaultval(Erules,Module,Rest); @@ -1131,7 +1107,7 @@ pgen_info() -> open_hrl(OutFile,Module) -> File = lists:concat([OutFile,".hrl"]), - Fid = fopen(File,[write]), + Fid = fopen(File), put(gen_file_out,Fid), gen_hrlhead(Module). @@ -1146,80 +1122,67 @@ demit(Term) -> end. % always generation +emit(Term) -> + ok = file:write(get(gen_file_out), do_emit(Term)). -emit({external,_M,T}) -> - emit(T); +do_emit({external,_M,T}) -> + do_emit(T); -emit({prev,Variable}) when is_atom(Variable) -> - emit({var,asn1ct_name:prev(Variable)}); +do_emit({prev,Variable}) when is_atom(Variable) -> + do_emit({var,asn1ct_name:prev(Variable)}); -emit({next,Variable}) when is_atom(Variable) -> - emit({var,asn1ct_name:next(Variable)}); +do_emit({next,Variable}) when is_atom(Variable) -> + do_emit({var,asn1ct_name:next(Variable)}); -emit({curr,Variable}) when is_atom(Variable) -> - emit({var,asn1ct_name:curr(Variable)}); +do_emit({curr,Variable}) when is_atom(Variable) -> + do_emit({var,asn1ct_name:curr(Variable)}); -emit({var,Variable}) when is_atom(Variable) -> +do_emit({var,Variable}) when is_atom(Variable) -> [Head|V] = atom_to_list(Variable), - emit([Head-32|V]); + [Head-32|V]; -emit({var,Variable}) -> +do_emit({var,Variable}) -> [Head|V] = Variable, - emit([Head-32|V]); - -emit({asis,What}) -> - format(get(gen_file_out),"~w",[What]); - -emit({call,M,F,A}) -> - asn1ct_func:call(M, F, A); - -emit(nl) -> - nl(get(gen_file_out)); - -emit(com) -> - emit(","); + [Head-32|V]; -emit(tab) -> - put_chars(get(gen_file_out)," "); +do_emit({asis,What}) -> + io_lib:format("~w", [What]); -emit(What) when is_integer(What) -> - put_chars(get(gen_file_out),integer_to_list(What)); +do_emit({call,M,F,A}) -> + MFA = {M,F,length(A)}, + asn1ct_func:need(MFA), + [atom_to_list(F),"(",call_args(A, "")|")"]; -emit(What) when is_list(What), is_integer(hd(What)) -> - put_chars(get(gen_file_out),What); +do_emit(nl) -> + "\n"; -emit(What) when is_atom(What) -> - put_chars(get(gen_file_out),atom_to_list(What)); +do_emit(com) -> + ","; -emit(What) when is_tuple(What) -> - emit_parts(tuple_to_list(What)); +do_emit(tab) -> + " "; -emit(What) when is_list(What) -> - emit_parts(What); +do_emit(What) when is_integer(What) -> + integer_to_list(What); -emit(X) -> - exit({'cant emit ',X}). +do_emit(What) when is_list(What), is_integer(hd(What)) -> + What; -emit_parts([]) -> true; -emit_parts([H|T]) -> - emit(H), - emit_parts(T). +do_emit(What) when is_atom(What) -> + atom_to_list(What); -format(undefined,X,Y) -> - io:format(X,Y); -format(X,Y,Z) -> - io:format(X,Y,Z). +do_emit(What) when is_tuple(What) -> + [do_emit(E) || E <- tuple_to_list(What)]; -nl(undefined) -> io:nl(); -nl(X) -> io:nl(X). +do_emit(What) when is_list(What) -> + [do_emit(E) || E <- What]. -put_chars(undefined,X) -> - io:put_chars(X); -put_chars(Y,X) -> - io:put_chars(Y,X). +call_args([A|As], Sep) -> + [Sep,do_emit(A)|call_args(As, ", ")]; +call_args([], _) -> []. -fopen(F, ModeList) -> - case file:open(F, ModeList) of +fopen(F) -> + case file:open(F, [write,raw,delayed_write]) of {ok, Fd} -> Fd; {error, Reason} -> @@ -1671,7 +1634,6 @@ unify_if_string(PrimType) -> get_inner(A) when is_atom(A) -> A; get_inner(Ext) when is_record(Ext,'Externaltypereference') -> Ext; -get_inner(Tref) when is_record(Tref,typereference) -> Tref; get_inner({fixedtypevaluefield,_,Type}) -> if is_record(Type,type) -> @@ -1704,8 +1666,6 @@ get_inner(T) when is_tuple(T) -> type(X) when is_record(X,'Externaltypereference') -> X; -type(X) when is_record(X,typereference) -> - X; type('ASN1_OPEN_TYPE') -> 'ASN1_OPEN_TYPE'; type({fixedtypevaluefield,_Name,Type}) when is_record(Type,type) -> @@ -1713,15 +1673,6 @@ type({fixedtypevaluefield,_Name,Type}) when is_record(Type,type) -> type({typefield,_}) -> 'ASN1_OPEN_TYPE'; type(X) -> - %% io:format("asn1_types:type(~p)~n",[X]), - case catch type2(X) of - {'EXIT',_} -> - {notype,X}; - Normal -> - Normal - end. - -type2(X) -> case prim_bif(X) of true -> {primitive,bif}; @@ -1740,7 +1691,6 @@ prim_bif(X) -> 'REAL', 'OBJECT IDENTIFIER', 'RELATIVE-OID', - 'ANY', 'NULL', 'BIT STRING' , 'OCTET STRING' , @@ -1784,15 +1734,6 @@ def_to_tag(Def) -> %% Information Object Class -type_from_object(X) -> - case (catch lists:last(element(2,X))) of - {'EXIT',_} -> - {notype,X}; - Normal -> - Normal - end. - - get_fieldtype([],_FieldName)-> {no_type,no_name}; get_fieldtype([Field|Rest],FieldName) -> @@ -1808,34 +1749,6 @@ get_fieldtype([Field|Rest],FieldName) -> get_fieldtype(Rest,FieldName) end. -get_fieldcategory([],_FieldName) -> - no_cat; -get_fieldcategory([Field|Rest],FieldName) -> - case element(2,Field) of - FieldName -> - element(1,Field); - _ -> - get_fieldcategory(Rest,FieldName) - end. - -get_typefromobject(Type) when is_record(Type,type) -> - case Type#type.def of - {{objectclass,_,_},TypeFrObj} when is_list(TypeFrObj) -> - {_,FieldName} = lists:last(TypeFrObj), - FieldName; - _ -> - {no_field} - end. - -get_classfieldcategory(Type,FieldName) -> - case (catch Type#type.def) of - {{obejctclass,Fields,_},_} -> - get_fieldcategory(Fields,FieldName); - {'EXIT',_} -> - no_cat; - _ -> - no_cat - end. %% Information Object Class %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% @@ -1902,7 +1815,7 @@ index2suffix(N) -> ct_gen_module(ber) -> asn1ct_gen_ber_bin_v2; ct_gen_module(per) -> - asn1ct_gen_per_rt2ct; + asn1ct_gen_per; ct_gen_module(uper) -> asn1ct_gen_per. diff --git a/lib/asn1/src/asn1ct_gen_ber_bin_v2.erl b/lib/asn1/src/asn1ct_gen_ber_bin_v2.erl index de0adef2b2..8ab49aec2c 100644 --- a/lib/asn1/src/asn1ct_gen_ber_bin_v2.erl +++ b/lib/asn1/src/asn1ct_gen_ber_bin_v2.erl @@ -24,9 +24,7 @@ -include("asn1_records.hrl"). --export([pgen/4]). -export([decode_class/1, decode_type/1]). --export([add_removed_bytes/0]). -export([gen_encode/2,gen_encode/3,gen_decode/2,gen_decode/3]). -export([gen_encode_prim/4]). -export([gen_dec_prim/7]). @@ -59,18 +57,6 @@ -define(T_VisibleString, ?UNIVERSAL bor ?PRIMITIVE bor 26). %can be constructed -define(T_GeneralString, ?UNIVERSAL bor ?PRIMITIVE bor 27). %can be constructed -%% pgen(Erules, Module, TypeOrVal) -%% Generate Erlang module (.erl) and (.hrl) file corresponding to an ASN.1 module -%% .hrl file is only generated if necessary -%% Erules = per | ber -%% Module = atom() -%% TypeOrVal = {TypeList,ValueList,PTypeList} -%% TypeList = ValueList = [atom()] - -pgen(OutFile,Erules,Module,TypeOrVal) -> - asn1ct_gen:pgen_module(OutFile,Erules,Module,TypeOrVal,[],true). - - %%=============================================================================== %%=============================================================================== %%=============================================================================== @@ -83,8 +69,8 @@ pgen(OutFile,Erules,Module,TypeOrVal) -> %% encode #{typedef, {pos, name, typespec}} %%=============================================================================== -gen_encode(Erules,Type) when is_record(Type,typedef) -> - gen_encode_user(Erules,Type). +gen_encode(Erules, #typedef{}=D) -> + gen_encode_user(Erules, #typedef{}=D, true). %%=============================================================================== %% encode #{type, {tag, def, constraint}} @@ -134,20 +120,28 @@ gen_encode(Erules,Tname,#'ComponentType'{name=Cname,typespec=Type}) -> NewType = Type#type{tag=[]}, gen_encode(Erules,NewTname,NewType). -gen_encode_user(Erules,D) when is_record(D,typedef) -> +gen_encode_user(Erules, #typedef{}=D, Wrapper) -> Typename = [D#typedef.name], Type = D#typedef.typespec, InnerType = asn1ct_gen:get_inner(Type#type.def), - OTag = Type#type.tag, - Tag = [encode_tag_val(decode_class(X#tag.class),X#tag.form,X#tag.number)|| X <- OTag], emit([nl,nl,"%%================================"]), emit([nl,"%% ",Typename]), emit([nl,"%%================================",nl]), - emit(["'enc_",asn1ct_gen:list2name(Typename), - "'(Val",") ->",nl]), - emit([" 'enc_",asn1ct_gen:list2name(Typename), - "'(Val, ", {asis,lists:reverse(Tag)},").",nl,nl]), - emit({"'enc_",asn1ct_gen:list2name(Typename),"'(Val, TagIn) ->",nl}), + FuncName = "'enc_" ++ asn1ct_gen:list2name(Typename) ++ "'", + case Wrapper of + true -> + %% This is a top-level type. Generate an 'enc_Type'/1 + %% wrapper. + OTag = Type#type.tag, + Tag0 = [encode_tag_val(decode_class(Class), Form, Number) || + #tag{class=Class,form=Form,number=Number} <- OTag], + Tag = lists:reverse(Tag0), + emit([FuncName,"(Val) ->",nl, + " ",FuncName,"(Val, ",{asis,Tag},").",nl,nl]); + false -> + ok + end, + emit([FuncName,"(Val, TagIn) ->",nl]), CurrentMod = get(currmod), case asn1ct_gen:type(InnerType) of {constructed,bif} -> @@ -155,8 +149,6 @@ gen_encode_user(Erules,D) when is_record(D,typedef) -> {primitive,bif} -> gen_encode_prim(ber,Type,"TagIn","Val"), emit([".",nl]); - #typereference{val=Ename} -> - emit([" 'enc_",Ename,"'(Val, TagIn).",nl]); #'Externaltypereference'{module=CurrentMod,type=Etype} -> emit([" 'enc_",Etype,"'(Val, TagIn).",nl]); #'Externaltypereference'{module=Emod,type=Etype} -> @@ -169,8 +161,8 @@ gen_encode_user(Erules,D) when is_record(D,typedef) -> emit([".",nl]) end. -gen_encode_prim(Erules,D,DoTag,Value) when is_record(D,type) -> - BitStringConstraint = D#type.constraint, +gen_encode_prim(_Erules, #type{}=D, DoTag, Value) -> + BitStringConstraint = get_size_constraint(D#type.constraint), asn1ct_name:new(enumval), Type = case D#type.def of 'OCTET STRING' -> restricted_string; @@ -184,6 +176,8 @@ gen_encode_prim(Erules,D,DoTag,Value) when is_record(D,type) -> 'GeneralString' -> restricted_string; 'PrintableString' -> restricted_string; 'IA5String' -> restricted_string; + 'UTCTime' -> restricted_string; + 'GeneralizedTime' -> restricted_string; Other -> Other end, case Type of @@ -208,8 +202,6 @@ gen_encode_prim(Erules,D,DoTag,Value) when is_record(D,type) -> call(encode_bit_string, [{asis,BitStringConstraint},Value, {asis,NamedNumberList},DoTag]); - 'ANY' -> - call(encode_open_type, [Value,DoTag]); 'NULL' -> call(encode_null, [Value,DoTag]); 'OBJECT IDENTIFIER' -> @@ -222,19 +214,8 @@ gen_encode_prim(Erules,D,DoTag,Value) when is_record(D,type) -> call(encode_UTF8_string, [Value,DoTag]); 'BMPString' -> call(encode_BMP_string, [Value,DoTag]); - 'UTCTime' -> - call(encode_utc_time, [Value,DoTag]); - 'GeneralizedTime' -> - call(encode_generalized_time, [Value,DoTag]); 'ASN1_OPEN_TYPE' -> - call(encode_open_type, [Value,DoTag]); - #'ObjectClassFieldType'{} -> - case asn1ct_gen:get_inner(D#type.def) of - {fixedtypevaluefield,_,InnerType} -> - gen_encode_prim(Erules,InnerType,DoTag,Value); - 'ASN1_OPEN_TYPE' -> - call(encode_open_type, [Value,DoTag]) - end + call(encode_open_type, [Value,DoTag]) end. emit_enc_enumerated_cases({L1,L2}, Tags) -> @@ -470,32 +451,18 @@ gen_decode_user(Erules,D) when is_record(D,typedef) -> end. -gen_dec_prim(Erules,Att,BytesVar,DoTag,TagIn,Form,OptOrMand) -> +gen_dec_prim(_Erules, Att, BytesVar, DoTag, _TagIn, _Form, _OptOrMand) -> Typename = Att#type.def, %% Currently not used for BER replaced with [] as place holder %% Constraint = Att#type.constraint, %% Constraint = [], - Constraint = - case get_constraint(Att#type.constraint,'SizeConstraint') of - no -> []; - Tc -> Tc - end, - ValueRange = - case get_constraint(Att#type.constraint,'ValueRange') of - no -> []; - Tv -> Tv - end, - SingleValue = - case get_constraint(Att#type.constraint,'SingleValue') of - no -> []; - Sv -> Sv - end, + Constraint = get_size_constraint(Att#type.constraint), + IntConstr = int_constr(Att#type.constraint), AsBin = case get(binary_strings) of true -> "_as_bin"; _ -> "" end, NewTypeName = case Typename of - 'ANY' -> 'ASN1_OPEN_TYPE'; 'OCTET STRING' -> restricted_string; 'NumericString' -> restricted_string; 'TeletexString' -> restricted_string; @@ -506,6 +473,9 @@ gen_dec_prim(Erules,Att,BytesVar,DoTag,TagIn,Form,OptOrMand) -> 'GeneralString' -> restricted_string; 'PrintableString' -> restricted_string; 'IA5String' -> restricted_string; + 'ObjectDescriptor'-> restricted_string; + 'UTCTime' -> restricted_string; + 'GeneralizedTime' -> restricted_string; _ -> Typename end, case NewTypeName of @@ -513,14 +483,27 @@ gen_dec_prim(Erules,Att,BytesVar,DoTag,TagIn,Form,OptOrMand) -> emit(["decode_boolean(",BytesVar,","]), need(decode_boolean, 2); 'INTEGER' -> - emit(["decode_integer(",BytesVar,",", - {asis,int_constr(SingleValue,ValueRange)},","]), - need(decode_integer, 3); + case IntConstr of + [] -> + emit(["decode_integer(",BytesVar,","]), + need(decode_integer, 2); + {_,_} -> + emit(["decode_integer(",BytesVar,",", + {asis,IntConstr},","]), + need(decode_integer, 3) + end; {'INTEGER',NamedNumberList} -> - emit(["decode_integer(",BytesVar,",", - {asis,int_constr(SingleValue,ValueRange)},",", - {asis,NamedNumberList},","]), - need(decode_integer, 4); + case IntConstr of + [] -> + emit(["decode_named_integer(",BytesVar,",", + {asis,NamedNumberList},","]), + need(decode_named_integer, 3); + {_,_} -> + emit(["decode_named_integer(",BytesVar,",", + {asis,IntConstr},",", + {asis,NamedNumberList},","]), + need(decode_named_integer, 4) + end; {'ENUMERATED',NamedNumberList} -> emit(["decode_enumerated(",BytesVar,",", {asis,NamedNumberList},","]), @@ -538,10 +521,6 @@ gen_dec_prim(Erules,Att,BytesVar,DoTag,TagIn,Form,OptOrMand) -> 'RELATIVE-OID' -> emit(["decode_relative_oid(",BytesVar,","]), need(decode_relative_oid, 2); - 'ObjectDescriptor' -> - emit(["decode_restricted_string(", - BytesVar,",",{asis,Constraint},","]), - need(decode_restricted_string, 3); restricted_string -> emit(["decode_restricted_string",AsBin,"(",BytesVar,","]), case Constraint of @@ -563,31 +542,10 @@ gen_dec_prim(Erules,Att,BytesVar,DoTag,TagIn,Form,OptOrMand) -> emit(["decode_BMP_string",AsBin,"(", BytesVar,",",{asis,Constraint},","]), need(decode_BMP_string, 3); - 'UTCTime' -> - emit(["decode_utc_time",AsBin,"(", - BytesVar,",",{asis,Constraint},","]), - need(decode_utc_time, 3); - 'GeneralizedTime' -> - emit(["decode_generalized_time",AsBin,"(", - BytesVar,",",{asis,Constraint},","]), - need(decode_generalized_time, 3); 'ASN1_OPEN_TYPE' -> emit(["decode_open_type_as_binary(", BytesVar,","]), - need(decode_open_type_as_binary, 2); - #'ObjectClassFieldType'{} -> - case asn1ct_gen:get_inner(Att#type.def) of - {fixedtypevaluefield,_,InnerType} -> - gen_dec_prim(Erules,InnerType,BytesVar,DoTag,TagIn,Form,OptOrMand); - 'ASN1_OPEN_TYPE' -> - emit(["decode_open_type_as_binary(", - BytesVar,","]), - need(decode_open_type_as_binary, 2); - Other -> - exit({'cannot decode',Other}) - end; - Other -> - exit({'cannot decode',Other}) + need(decode_open_type_as_binary, 2) end, TagStr = case DoTag of @@ -604,25 +562,27 @@ gen_dec_prim(Erules,Att,BytesVar,DoTag,TagIn,Form,OptOrMand) -> {call,ber,match_tags,[BytesVar,TagStr]},com,nl, {call,real_common,decode_real,[{curr,tmpbuf}]},nl, "end",nl]); - #'ObjectClassFieldType'{} -> - case asn1ct_gen:get_inner(Att#type.def) of - 'ASN1_OPEN_TYPE' -> - emit([TagStr,")"]); - _ -> ok - end; _ -> emit([TagStr,")"]) end. - -int_constr([],[]) -> - []; -int_constr([],ValueRange) -> - ValueRange; -int_constr(SingleValue,[]) -> - SingleValue; -int_constr(SV,VR) -> - [SV,VR]. +%% Simplify an integer constraint so that we can efficiently test it. +-spec int_constr(term()) -> [] | {integer(),integer()|'MAX'}. +int_constr(C) -> + case asn1ct_imm:effective_constraint(integer, C) of + [{_,[]}] -> + %% Extension - ignore constraint. + []; + [{'ValueRange',{'MIN',_}}] -> + %% Tricky to implement efficiently - ignore it. + []; + [{'ValueRange',{_,_}=Range}] -> + Range; + [{'SingleValue',Sv}] -> + {Sv,Sv}; + [] -> + [] + end. gen_dec_bit_string(BytesVar, _Constraint, [_|_]=NNL, TagStr) -> call(decode_named_bit_string, @@ -664,9 +624,7 @@ gen_obj_code(Erules,_Module,Obj) when is_record(Obj,typedef) -> ObjName,Fields,[]), emit(nl), gen_decode_constr_type(Erules,DecConstructed), - emit_tlv_format_function(); -gen_obj_code(_Erules,_Module,Obj) when is_record(Obj,pobjectdef) -> - ok. + emit_tlv_format_function(). gen_encode_objectfields(ClassName,[{typefield,Name,OptOrMand}|Rest], ObjName,ObjectFields,ConstrAcc) -> @@ -757,7 +715,7 @@ gen_encode_objectfields(_,[],_,_,Acc) -> gen_encode_constr_type(Erules,[TypeDef|Rest]) when is_record(TypeDef,typedef) -> case is_already_generated(enc,TypeDef#typedef.name) of true -> ok; - _ -> gen_encode_user(Erules,TypeDef) + false -> gen_encode_user(Erules, TypeDef, false) end, gen_encode_constr_type(Erules,Rest); gen_encode_constr_type(_,[]) -> @@ -815,8 +773,8 @@ gen_encode_default_call(ClassName,FieldName,Type) -> Tag = [encode_tag_val(decode_class(X#tag.class),X#tag.form,X#tag.number)|| X <- OTag], case asn1ct_gen:type(InnerType) of {constructed,bif} -> -%% asn1ct_gen:gen_encode_constructed(Erules,Typename,InnerType,Type); - emit([" 'enc_",ClassName,'_',FieldName,"'(Bytes)"]), + emit([" 'enc_",ClassName,'_',FieldName,"'", + "(Val, ",{asis,Tag},")"]), [#typedef{name=list_to_atom(lists:concat([ClassName,'_',FieldName])), typespec=Type}]; {primitive,bif} -> @@ -964,7 +922,10 @@ gen_decode_constr_type(Erules,[TypeDef|Rest]) when is_record(TypeDef,typedef) -> case is_already_generated(dec,TypeDef#typedef.name) of true -> ok; _ -> - gen_decode(Erules,TypeDef) + emit([nl,nl, + "'dec_",TypeDef#typedef.name, + "'(Tlv, TagIn) ->",nl]), + gen_decode_user(Erules, TypeDef) end, gen_decode_constr_type(Erules,Rest); gen_decode_constr_type(_,[]) -> @@ -1108,54 +1069,29 @@ gen_objset_enc(_,_,{unique,undefined},_,_,_,_,_) -> %% There is no unique field in the class of this object set %% don't bother about the constraint []; -gen_objset_enc(Erules,ObjSName,UniqueName, - [{ObjName,Val,Fields},T|Rest],ClName,ClFields, +gen_objset_enc(Erules, ObjSetName, UniqueName, + [{ObjName,Val,Fields}|T], ClName, ClFields, NthObj,Acc)-> - emit({"'getenc_",ObjSName,"'(",{asis,UniqueName},",",{asis,Val}, - ") ->",nl}), + emit(["'getenc_",ObjSetName,"'(",{asis,UniqueName},",",{asis,Val}, + ") ->",nl]), CurrMod = get(currmod), {InternalFunc,NewNthObj}= case ObjName of {no_mod,no_name} -> - gen_inlined_enc_funs(Fields,ClFields,ObjSName,NthObj); - {CurrMod,Name} -> - emit({" fun 'enc_",Name,"'/3"}), - {[],NthObj}; - {ModuleName,Name} -> - emit_ext_fun(enc,ModuleName,Name), -% emit([" {'",ModuleName,"', 'enc_",Name,"'}"]), - {[],NthObj}; - _ -> - emit({" fun 'enc_",ObjName,"'/3"}), - {[],NthObj} - end, - emit({";",nl}), - gen_objset_enc(Erules,ObjSName,UniqueName,[T|Rest],ClName,ClFields, - NewNthObj,InternalFunc ++ Acc); -gen_objset_enc(_,ObjSetName,UniqueName, - [{ObjName,Val,Fields}],_ClName,ClFields,NthObj,Acc) -> - emit({"'getenc_",ObjSetName,"'(",{asis,UniqueName},",", - {asis,Val},") ->",nl}), - CurrMod = get(currmod), - {InternalFunc,_} = - case ObjName of - {no_mod,no_name} -> gen_inlined_enc_funs(Fields,ClFields,ObjSetName,NthObj); {CurrMod,Name} -> emit({" fun 'enc_",Name,"'/3"}), {[],NthObj}; {ModuleName,Name} -> emit_ext_fun(enc,ModuleName,Name), -% emit([" {'",ModuleName,"', 'enc_",Name,"'}"]), {[],NthObj}; _ -> emit({" fun 'enc_",ObjName,"'/3"}), {[],NthObj} end, - emit([";",nl]), - emit_default_getenc(ObjSetName,UniqueName), - emit({".",nl,nl}), - InternalFunc ++ Acc; + emit({";",nl}), + gen_objset_enc(Erules, ObjSetName, UniqueName, T, ClName, ClFields, + NewNthObj, InternalFunc ++ Acc); %% See X.681 Annex E for the following case gen_objset_enc(_,ObjSetName,_UniqueName,['EXTENSIONMARK'],_ClName, _ClFields,_NthObj,Acc) -> @@ -1167,7 +1103,9 @@ gen_objset_enc(_,ObjSetName,_UniqueName,['EXTENSIONMARK'],_ClName, emit({indent(6),"{Val,Len}",nl}), emit({indent(3),"end.",nl,nl}), Acc; -gen_objset_enc(_,_,_,[],_,_,_,Acc) -> +gen_objset_enc(_, ObjSetName, UniqueName, [], _, _, _, Acc) -> + emit_default_getenc(ObjSetName, UniqueName), + emit({".",nl,nl}), Acc. emit_ext_fun(EncDec,ModuleName,Name) -> @@ -1181,78 +1119,34 @@ emit_default_getenc(ObjSetName,UniqueName) -> %% gen_inlined_enc_funs for each object iterates over all fields of a %% class, and for each typefield it checks if the object has that %% field and emits the proper code. -gen_inlined_enc_funs(Fields,[{typefield,Name,_}|Rest], - ObjSetName,NthObj) -> - CurrMod = get(currmod), - InternalDefFunName = asn1ct_gen:list2name([NthObj,Name,ObjSetName]), - case lists:keysearch(Name,1,Fields) of - {value,{_,Type}} when is_record(Type,type) -> - emit({indent(3),"fun(Type, Val, _RestPrimFieldName) ->",nl, - indent(6),"case Type of",nl}), - {Ret,N}=emit_inner_of_fun(Type,InternalDefFunName), - gen_inlined_enc_funs1(Fields,Rest,ObjSetName,NthObj+N,Ret); - {value,{_,Type}} when is_record(Type,typedef) -> - emit({indent(3),"fun(Type, Val, _RestPrimFieldName) ->",nl, - indent(6),"case Type of",nl}), - emit({indent(9),{asis,Name}," ->",nl}), - {Ret,N}=emit_inner_of_fun(Type,InternalDefFunName), - gen_inlined_enc_funs1(Fields,Rest,ObjSetName,NthObj+N,Ret); - {value,{_,#'Externaltypereference'{module=M,type=T}}} -> - emit([indent(3),"fun(Type, Val, _RestPrimFieldName) ->",nl, - indent(6),"case Type of",nl]), - emit([indent(9),{asis,Name}," ->",nl]), - if - M == CurrMod -> - emit([indent(12),"'enc_",T,"'(Val)"]); - true -> - #typedef{typespec=Type} = asn1_db:dbget(M,T), - OTag = Type#type.tag, -%% Tag = [encode_tag_val((decode_class(X#tag.class) bsl 10) + -%% X#tag.number) || -%% X <- OTag], - Tag = [encode_tag_val(decode_class(X#tag.class), - X#tag.form,X#tag.number) || - X <- OTag], - emit([indent(12),"'",M,"':'enc_",T,"'(Val, ",{asis,Tag},")"]) - end, - gen_inlined_enc_funs1(Fields,Rest,ObjSetName,NthObj,[]); - false -> - %% This field was not present in the object thus there - %% were no type in the table and we therefore generate - %% code that returns the input for application treatment. - emit([indent(3),"fun(Type, Val, _RestPrimFieldName) ->",nl, - indent(6),"case Type of",nl, - indent(9),{asis,Name}," ->",nl, - indent(12),"Len = case Val of",nl, - indent(15),"B when is_binary(B) -> size(B);",nl, - indent(15),"_ -> length(Val)",nl, - indent(12),"end,",nl, - indent(12),"{Val,Len}"]), - gen_inlined_enc_funs1(Fields,Rest,ObjSetName,NthObj,[]) - end; +gen_inlined_enc_funs(Fields, [{typefield,_,_}|_]=T, ObjSetName, NthObj) -> + emit([indent(3),"fun(Type, Val, _RestPrimFieldName) ->",nl, + indent(6),"case Type of",nl]), + gen_inlined_enc_funs1(Fields, T, ObjSetName, [], NthObj, []); gen_inlined_enc_funs(Fields,[_|Rest],ObjSetName,NthObj) -> gen_inlined_enc_funs(Fields,Rest,ObjSetName,NthObj); gen_inlined_enc_funs(_,[],_,NthObj) -> {[],NthObj}. -gen_inlined_enc_funs1(Fields,[{typefield,Name,_}|Rest],ObjSetName, - NthObj,Acc) -> +gen_inlined_enc_funs1(Fields, [{typefield,Name,_}|Rest], ObjSetName, + Sep0, NthObj, Acc0) -> + emit(Sep0), + Sep = [";",nl], CurrMod = get(currmod), InternalDefFunName = asn1ct_gen:list2name([NthObj,Name,ObjSetName]), - {Acc2,NAdd}= - case lists:keysearch(Name,1,Fields) of - {value,{_,Type}} when is_record(Type,type) -> - emit({";",nl}), - {Ret,N}=emit_inner_of_fun(Type,InternalDefFunName), - {Ret++Acc,N}; - {value,{_,Type}} when is_record(Type,typedef) -> - emit({";",nl,indent(9),{asis,Name}," ->",nl}), - {Ret,N}=emit_inner_of_fun(Type,InternalDefFunName), - {Ret++Acc,N}; - {value,{_,#'Externaltypereference'{module=M,type=T}}} -> - emit({";",nl,indent(9),{asis,Name}," ->",nl}), + {Acc,NAdd} = + case lists:keyfind(Name,1,Fields) of + {_,#type{}=Type} -> + {Ret,N} = emit_inner_of_fun(Type,InternalDefFunName), + {Ret++Acc0,N}; + {_,#typedef{}=Type} -> + emit([indent(9),{asis,Name}," ->",nl]), + {Ret,N} = emit_inner_of_fun(Type, InternalDefFunName), + {Ret++Acc0,N}; + {_,#'Externaltypereference'{module=M,type=T}} -> + emit([indent(9),{asis,Name}," ->",nl]), if - M == CurrMod -> + M =:= CurrMod -> emit([indent(12),"'enc_",T,"'(Val)"]); true -> #typedef{typespec=Type} = asn1_db:dbget(M,T), @@ -1260,27 +1154,30 @@ gen_inlined_enc_funs1(Fields,[{typefield,Name,_}|Rest],ObjSetName, Tag = [encode_tag_val(decode_class(X#tag.class), X#tag.form,X#tag.number) || X <- OTag], - emit([indent(12),"'",M,"':'enc_",T,"'(Val, ",{asis,Tag},")"]) + emit([indent(12),"'",M,"':'enc_",T,"'(Val, ", + {asis,Tag},")"]) end, - {Acc,0}; + {Acc0,0}; false -> %% This field was not present in the object thus there %% were no type in the table and we therefore generate %% code that returns the input for application %% treatment. - emit([";",nl,indent(9),{asis,Name}," ->",nl]), - emit([indent(12),"Len = case Val of",nl, - indent(15),"Bin when is_binary(Bin) -> byte_size(Bin);",nl, - indent(15),"_ -> length(Val)",nl,indent(12),"end,",nl, + emit([indent(9),{asis,Name}," ->",nl, + indent(12),"Len = case Val of",nl, + indent(15),"Bin when is_binary(Bin) -> " + "byte_size(Bin);",nl, + indent(15),"_ -> length(Val)",nl, + indent(12),"end,",nl, indent(12),"{Val,Len}"]), - {Acc,0} + {Acc0,0} end, - gen_inlined_enc_funs1(Fields,Rest,ObjSetName,NthObj+NAdd,Acc2); -gen_inlined_enc_funs1(Fields,[_|Rest],ObjSetName,NthObj,Acc)-> - gen_inlined_enc_funs1(Fields,Rest,ObjSetName,NthObj,Acc); -gen_inlined_enc_funs1(_,[],_,NthObj,Acc) -> - emit({nl,indent(6),"end",nl}), - emit({indent(3),"end"}), + gen_inlined_enc_funs1(Fields, Rest, ObjSetName, Sep, NthObj+NAdd, Acc); +gen_inlined_enc_funs1(Fields,[_|Rest], ObjSetName, Sep, NthObj, Acc)-> + gen_inlined_enc_funs1(Fields, Rest, ObjSetName, Sep, NthObj, Acc); +gen_inlined_enc_funs1(_, [], _, _, NthObj, Acc) -> + emit([nl,indent(6),"end",nl, + indent(3),"end"]), {Acc,NthObj}. emit_inner_of_fun(TDef=#typedef{name={ExtMod,Name},typespec=Type}, @@ -1319,10 +1216,6 @@ emit_inner_of_fun(Type,_) when is_record(Type,type) -> X#tag.form,X#tag.number)||X <- OTag], emit([indent(9),Def," ->",nl,indent(12)]), gen_encode_prim(ber,Type,{asis,lists:reverse(Tag)},"Val"); - TRef when is_record(TRef,typereference) -> - T = TRef#typereference.val, - emit([indent(9),T," ->",nl,indent(12),"'enc_",T, - "'(Val)"]); #'Externaltypereference'{module=CurrMod,type=T} -> emit([indent(9),T," ->",nl,indent(12),"'enc_",T, "'(Val)"]); @@ -1345,8 +1238,8 @@ gen_objset_dec(_,_,{unique,undefined},_,_,_,_) -> %% There is no unique field in the class of this object set %% don't bother about the constraint ok; -gen_objset_dec(Erules,ObjSName,UniqueName,[{ObjName,Val,Fields},T|Rest], - ClName,ClFields,NthObj)-> +gen_objset_dec(Erules, ObjSName, UniqueName, [{ObjName,Val,Fields}|T], + ClName, ClFields, NthObj)-> emit(["'getdec_",ObjSName,"'(",{asis,UniqueName},",", {asis,Val},") ->",nl]), CurrMod = get(currmod), @@ -1359,35 +1252,14 @@ gen_objset_dec(Erules,ObjSName,UniqueName,[{ObjName,Val,Fields},T|Rest], NthObj; {ModuleName,Name} -> emit_ext_fun(dec,ModuleName,Name), -% emit([" {'",ModuleName,"', 'dec_",Name,"'}"]), NthObj; _ -> emit([" fun 'dec_",ObjName,"'/3"]), NthObj end, emit([";",nl]), - gen_objset_dec(Erules,ObjSName,UniqueName,[T|Rest],ClName, - ClFields,NewNthObj); -gen_objset_dec(_,ObjSetName,UniqueName,[{ObjName,Val,Fields}], - _ClName,ClFields,NthObj) -> - emit(["'getdec_",ObjSetName,"'(",{asis,UniqueName},",", - {asis,Val},") ->",nl]), - CurrMod = get(currmod), - case ObjName of - {no_mod,no_name} -> - gen_inlined_dec_funs(Fields,ClFields,ObjSetName,NthObj); - {CurrMod,Name} -> - emit([" fun 'dec_",Name,"'/3"]); - {ModuleName,Name} -> - emit_ext_fun(dec,ModuleName,Name); -% emit([" {'",ModuleName,"', 'dec_",Name,"'}"]); - _ -> - emit([" fun 'dec_",ObjName,"'/3"]) - end, - emit([";",nl]), - emit_default_getdec(ObjSetName,UniqueName), - emit([".",nl,nl]), - ok; + gen_objset_dec(Erules, ObjSName, UniqueName, T, ClName, + ClFields, NewNthObj); gen_objset_dec(_,ObjSetName,_UniqueName,['EXTENSIONMARK'],_ClName, _ClFields,_NthObj) -> emit(["'getdec_",ObjSetName,"'(_, _) ->",nl]), @@ -1401,86 +1273,41 @@ gen_objset_dec(_,ObjSetName,_UniqueName,['EXTENSIONMARK'],_ClName, indent(4),"end",nl]), emit([indent(2),"end.",nl,nl]), ok; -gen_objset_dec(_,_,_,[],_,_,_) -> +gen_objset_dec(_, ObjSetName, UniqueName, [], _, _, _) -> + emit_default_getdec(ObjSetName, UniqueName), + emit([".",nl,nl]), ok. emit_default_getdec(ObjSetName,UniqueName) -> emit(["'getdec_",ObjSetName,"'(",{asis,UniqueName},", ErrV) ->",nl]), emit([indent(2), "fun(C,V,_) -> exit({{component,C},{value,V},{unique_name_and_value,",{asis,UniqueName},", ErrV}}) end"]). -gen_inlined_dec_funs(Fields,[{typefield,Name,Prop}|Rest], - ObjSetName,NthObj) -> - DecProp = case Prop of - 'OPTIONAL' -> opt_or_default; - {'DEFAULT',_} -> opt_or_default; - _ -> mandatory - end, - CurrMod = get(currmod), - InternalDefFunName = [NthObj,Name,ObjSetName], - case lists:keysearch(Name,1,Fields) of - {value,{_,Type}} when is_record(Type,type) -> - emit([indent(3),"fun(Type, Bytes, _RestPrimFieldName) ->", - nl,indent(6),"case Type of",nl]), - N=emit_inner_of_decfun(Type,DecProp,InternalDefFunName), - gen_inlined_dec_funs1(Fields,Rest,ObjSetName,NthObj+N); - {value,{_,Type}} when is_record(Type,typedef) -> - emit([indent(3),"fun(Type, Bytes, _RestPrimFieldName) ->", - nl,indent(6),"case Type of",nl]), - emit([indent(9),{asis,Name}," ->",nl]), - N=emit_inner_of_decfun(Type,DecProp,InternalDefFunName), - gen_inlined_dec_funs1(Fields,Rest,ObjSetName,NthObj+N); - {value,{_,#'Externaltypereference'{module=M,type=T}}} -> - emit([indent(3),"fun(Type, Bytes, _RestPrimFieldName) ->", - nl,indent(6),"case Type of",nl]), - emit([indent(9),{asis,Name}," ->",nl]), - if - M == CurrMod -> - emit([indent(12),"'dec_",T,"'(Bytes)"]); - true -> - #typedef{typespec=Type} = asn1_db:dbget(M,T), - OTag = Type#type.tag, - Tag = [(decode_class(X#tag.class) bsl 10) + X#tag.number || - X <- OTag], - emit([indent(12),"'",M,"':'dec_",T,"'(Bytes, ",{asis,Tag},")"]) - end, - gen_inlined_dec_funs1(Fields,Rest,ObjSetName,NthObj); - false -> - emit([indent(3),"fun(Type, Bytes, _RestPrimFieldName) ->", - nl,indent(6),"case Type of",nl, - indent(9),{asis,Name}," ->",nl, - indent(12),"Len = case Bytes of",nl, - indent(15),"B when is_binary(B) -> byte_size(B);",nl, - indent(15),"_ -> length(Bytes)",nl, - indent(12),"end,",nl, - indent(12),"{Bytes,[],Len}"]), - gen_inlined_dec_funs1(Fields,Rest,ObjSetName,NthObj) - end; -gen_inlined_dec_funs(Fields,[_H|Rest],ObjSetName,NthObj) -> - gen_inlined_dec_funs(Fields,Rest,ObjSetName,NthObj); -gen_inlined_dec_funs(_,[],_,NthObj) -> - NthObj. +gen_inlined_dec_funs(Fields, ClFields, ObjSetName, NthObj) -> + emit([indent(3),"fun(Type, Bytes, _RestPrimFieldName) ->",nl, + indent(6),"case Type of",nl]), + gen_inlined_dec_funs1(Fields, ClFields, ObjSetName, "", NthObj). -gen_inlined_dec_funs1(Fields,[{typefield,Name,Prop}|Rest], - ObjSetName,NthObj) -> +gen_inlined_dec_funs1(Fields, [{typefield,Name,Prop}|Rest], + ObjSetName, Sep0, NthObj) -> + emit(Sep0), + Sep = [";",nl], DecProp = case Prop of 'OPTIONAL' -> opt_or_default; {'DEFAULT',_} -> opt_or_default; _ -> mandatory end, - CurrMod = get(currmod), InternalDefFunName = [NthObj,Name,ObjSetName], - N= - case lists:keysearch(Name,1,Fields) of - {value,{_,Type}} when is_record(Type,type) -> - emit([";",nl]), + N = case lists:keyfind(Name, 1, Fields) of + {_,#type{}=Type} -> emit_inner_of_decfun(Type,DecProp,InternalDefFunName); - {value,{_,Type}} when is_record(Type,typedef) -> - emit([";",nl,indent(9),{asis,Name}," ->",nl]), + {_,#typedef{}=Type} -> + emit([indent(9),{asis,Name}," ->",nl]), emit_inner_of_decfun(Type,DecProp,InternalDefFunName); - {value,{_,#'Externaltypereference'{module=M,type=T}}} -> - emit([";",nl,indent(9),{asis,Name}," ->",nl]), + {_,#'Externaltypereference'{module=M,type=T}} -> + emit([indent(9),{asis,Name}," ->",nl]), + CurrMod = get(currmod), if - M == CurrMod -> + M =:= CurrMod -> emit([indent(12),"'dec_",T,"'(Bytes)"]); true -> #typedef{typespec=Type} = asn1_db:dbget(M,T), @@ -1491,21 +1318,20 @@ gen_inlined_dec_funs1(Fields,[{typefield,Name,Prop}|Rest], end, 0; false -> - emit([";",nl, - indent(9),{asis,Name}," ->",nl, + emit([indent(9),{asis,Name}," ->",nl, indent(12),"Len = case Bytes of",nl, - indent(15),"B when is_binary(B) -> size(B);",nl, + indent(15),"B when is_binary(B) -> byte_size(B);",nl, indent(15),"_ -> length(Bytes)",nl, indent(12),"end,",nl, indent(12),"{Bytes,[],Len}"]), 0 end, - gen_inlined_dec_funs1(Fields,Rest,ObjSetName,NthObj+N); -gen_inlined_dec_funs1(Fields,[_|Rest],ObjSetName,NthObj)-> - gen_inlined_dec_funs1(Fields,Rest,ObjSetName,NthObj); -gen_inlined_dec_funs1(_,[],_,NthObj) -> - emit([nl,indent(6),"end",nl]), - emit([indent(3),"end"]), + gen_inlined_dec_funs1(Fields, Rest, ObjSetName, Sep, NthObj+N); +gen_inlined_dec_funs1(Fields, [_|Rest], ObjSetName, Sep, NthObj)-> + gen_inlined_dec_funs1(Fields, Rest, ObjSetName, Sep, NthObj); +gen_inlined_dec_funs1(_, [], _, _, NthObj) -> + emit([nl,indent(6),"end",nl, + indent(3),"end"]), NthObj. emit_inner_of_decfun(#typedef{name={ExtName,Name},typespec=Type},Prop, @@ -1561,10 +1387,9 @@ emit_inner_of_decfun(Type,Prop,_) when is_record(Type,type) -> gen_internal_funcs(_,[]) -> ok; gen_internal_funcs(Erules,[TypeDef|Rest]) -> - gen_encode_user(Erules,TypeDef), - emit([nl,nl,"'dec_",TypeDef#typedef.name, -% "'(Tlv, OptOrMand, TagIn) ->",nl]), - "'(Tlv, TagIn) ->",nl]), + gen_encode_user(Erules, TypeDef, false), + emit([nl,nl, + "'dec_",TypeDef#typedef.name,"'(Tlv, TagIn) ->",nl]), gen_decode_user(Erules,TypeDef), gen_internal_funcs(Erules,Rest). @@ -1615,46 +1440,23 @@ decode_type('BMPString') -> 30; decode_type('CHOICE') -> 'CHOICE'; % choice gets the tag from the actual alternative decode_type(Else) -> exit({error,{asn1,{unrecognized_type,Else}}}). -add_removed_bytes() -> - asn1ct_name:delete(rb), - add_removed_bytes(asn1ct_name:all(rb)). - -add_removed_bytes([H,T1|T]) -> - emit({{var,H},"+"}), - add_removed_bytes([T1|T]); -add_removed_bytes([H|T]) -> - emit({{var,H}}), - add_removed_bytes(T); -add_removed_bytes([]) -> - true. - -mkfuncname(WhatKind,DecOrEnc) -> - case WhatKind of - #'Externaltypereference'{module=Mod,type=EType} -> - CurrMod = get(currmod), - case CurrMod of - Mod -> - lists:concat(["'",DecOrEnc,"_",EType,"'"]); - _ -> -% io:format("CurrMod: ~p, Mod: ~p~n",[CurrMod,Mod]), - lists:concat(["'",Mod,"':'",DecOrEnc,"_",EType,"'"]) - end; - #'typereference'{val=EType} -> +mkfuncname(#'Externaltypereference'{module=Mod,type=EType}, DecOrEnc) -> + CurrMod = get(currmod), + case CurrMod of + Mod -> lists:concat(["'",DecOrEnc,"_",EType,"'"]); - 'ASN1_OPEN_TYPE' -> - lists:concat(["'",DecOrEnc,"_",WhatKind,"'"]) - + _ -> + lists:concat(["'",Mod,"':'",DecOrEnc,"_",EType,"'"]) end. -get_constraint(C,Key) -> - case lists:keysearch(Key,1,C) of - false -> - no; - {value,{_,V}} -> - V +get_size_constraint(C) -> + case lists:keyfind('SizeConstraint', 1, C) of + false -> []; + {_,{_,[]}} -> []; %Extensible. + {_,{Sv,Sv}} -> Sv; + {_,{_,_}=Tc} -> Tc end. - get_class_fields(#classdef{typespec=ObjClass}) -> ObjClass#objectclass.fields; get_class_fields(#objectclass{fields=Fields}) -> diff --git a/lib/asn1/src/asn1ct_gen_per.erl b/lib/asn1/src/asn1ct_gen_per.erl index fac233532b..69d9d51bf1 100644 --- a/lib/asn1/src/asn1ct_gen_per.erl +++ b/lib/asn1/src/asn1ct_gen_per.erl @@ -26,28 +26,16 @@ %-compile(export_all). -export([gen_dec_imm/2]). --export([pgen/4,gen_dec_prim/3,gen_encode_prim/4]). +-export([gen_dec_prim/3,gen_encode_prim/3]). -export([gen_obj_code/3,gen_objectset_code/2]). -export([gen_decode/2, gen_decode/3]). -export([gen_encode/2, gen_encode/3]). --export([is_already_generated/2,more_genfields/1,get_class_fields/1, - get_object_field/2]). +-export([gen_dec_external/2]). -export([extaddgroup2sequence/1]). -import(asn1ct_gen, [emit/1,demit/1]). -import(asn1ct_func, [call/3]). -%% pgen(Erules, Module, TypeOrVal) -%% Generate Erlang module (.erl) and (.hrl) file corresponding to an ASN.1 module -%% .hrl file is only generated if necessary -%% Erules = per | ber -%% Module = atom() -%% TypeOrVal = {TypeList,ValueList} -%% TypeList = ValueList = [atom()] - -pgen(OutFile,Erules,Module,TypeOrVal) -> - asn1ct_gen:pgen_module(OutFile,Erules,Module,TypeOrVal,[],true). - %% Generate ENCODING ****************************** %%****************************************x @@ -96,36 +84,44 @@ gen_encode_user(Erules,D) when is_record(D,typedef) -> emit({"'enc_",asn1ct_gen:list2name(Typename),"'(Val) ->",nl}), case asn1ct_gen:type(InnerType) of {primitive,bif} -> - gen_encode_prim(Erules,Def,"false"), + gen_encode_prim(Erules, Def), emit({".",nl}); 'ASN1_OPEN_TYPE' -> - gen_encode_prim(Erules,Def#type{def='ASN1_OPEN_TYPE'},"false"), + gen_encode_prim(Erules, Def#type{def='ASN1_OPEN_TYPE'}), emit({".",nl}); {constructed,bif} -> asn1ct_gen:gen_encode_constructed(Erules,Typename,InnerType,D); #'Externaltypereference'{module=CurrMod,type=Etype} -> emit({"'enc_",Etype,"'(Val).",nl,nl}); #'Externaltypereference'{module=Emod,type=Etype} -> - emit({"'",Emod,"':'enc_",Etype,"'(Val).",nl,nl}); - #typereference{val=Ename} -> - emit({"'enc_",Ename,"'(Val).",nl,nl}); - {notype,_} -> - emit({"'enc_",InnerType,"'(Val).",nl,nl}) + emit({"'",Emod,"':'enc_",Etype,"'(Val).",nl,nl}) end. -gen_encode_prim(Erules,D,DoTag) -> - Value = case asn1ct_name:active(val) of - true -> - asn1ct_gen:mk_var(asn1ct_name:curr(val)); - false -> - "Val" - end, - gen_encode_prim(Erules,D,DoTag,Value). - -gen_encode_prim(Erules,D,DoTag,Value) when is_record(D,type) -> +gen_encode_prim(Erules, D) -> + Value = asn1ct_gen:mk_var(asn1ct_name:curr(val)), + gen_encode_prim(Erules, D, Value). + +gen_encode_prim(Erules, #type{def={'ENUMERATED',{N1,N2}}}, Value) -> + NewList = [{0,X} || {X,_} <- N1] ++ ['EXT_MARK'] ++ + [{1,X} || {X,_} <- N2], + NewC = {0,length(N1)-1}, + emit(["case ",Value," of",nl]), + emit_enc_enumerated_cases(Erules, NewC, NewList, 0); +gen_encode_prim(Erules, #type{def={'ENUMERATED',NNL}}, Value) -> + NewList = [X || {X,_} <- NNL], + NewC = {0,length(NewList)-1}, + emit(["case ",Value," of",nl]), + emit_enc_enumerated_cases(Erules, NewC, NewList, 0); +gen_encode_prim(per=Erules, D, Value) -> + asn1ct_gen_per_rt2ct:gen_encode_prim(Erules, D, Value); +gen_encode_prim(Erules, #type{}=D, Value) -> Constraint = D#type.constraint, - asn1ct_name:new(enumval), + SizeConstr = asn1ct_imm:effective_constraint(bitstring, Constraint), + Pa = case lists:keyfind('PermittedAlphabet', 1, Constraint) of + false -> no; + {_,Pa0} -> Pa0 + end, case D#type.def of 'INTEGER' -> Args = [{asis,asn1ct_imm:effective_constraint(integer,Constraint)}, @@ -135,23 +131,10 @@ gen_encode_prim(Erules,D,DoTag,Value) when is_record(D,type) -> Args = [{asis,asn1ct_imm:effective_constraint(integer,Constraint)}, Value,{asis,NamedNumberList}], call(Erules, encode_integer, Args); - {'ENUMERATED',{Nlist1,Nlist2}} -> - NewList = [{0,X} || {X,_} <- Nlist1] ++ ['EXT_MARK'] ++ - [{1,X} || {X,_} <- Nlist2], - NewC = {0,length(Nlist1)-1}, - emit(["case ",Value," of",nl]), - emit_enc_enumerated_cases(Erules, NewC, NewList, 0); - {'ENUMERATED',NamedNumberList} -> - NewList = [X || {X,_} <- NamedNumberList], - NewC = {0,length(NewList)-1}, - emit(["case ",Value," of",nl]), - emit_enc_enumerated_cases(Erules, NewC, NewList, 0); - 'REAL' -> emit_enc_real(Erules, Value); {'BIT STRING',NamedNumberList} -> - SizeConstr = get_constraint(Constraint, 'SizeConstraint'), call(Erules, encode_bit_string, [{asis,SizeConstr},Value, {asis,NamedNumberList}]); @@ -167,7 +150,7 @@ gen_encode_prim(Erules,D,DoTag,Value) when is_record(D,type) -> 'BOOLEAN' -> call(Erules, encode_boolean, [Value]); 'OCTET STRING' -> - case get_constraint(Constraint, 'SizeConstraint') of + case SizeConstr of 0 -> emit("[]"); no -> @@ -176,34 +159,40 @@ gen_encode_prim(Erules,D,DoTag,Value) when is_record(D,type) -> call(Erules, encode_octet_string, [{asis,C},Value]) end; 'NumericString' -> - call(Erules, encode_NumericString, [{asis,Constraint},Value]); + call(Erules, encode_NumericString, [{asis,SizeConstr}, + {asis,Pa},Value]); TString when TString == 'TeletexString'; TString == 'T61String' -> call(Erules, encode_TeletexString, [{asis,Constraint},Value]); 'VideotexString' -> call(Erules, encode_VideotexString, [{asis,Constraint},Value]); 'UTCTime' -> - call(Erules, encode_VisibleString, [{asis,Constraint},Value]); + call(Erules, encode_VisibleString, [{asis,SizeConstr}, + {asis,Pa},Value]); 'GeneralizedTime' -> - call(Erules, encode_VisibleString, [{asis,Constraint},Value]); + call(Erules, encode_VisibleString, [{asis,SizeConstr}, + {asis,Pa},Value]); 'GraphicString' -> call(Erules, encode_GraphicString, [{asis,Constraint},Value]); 'VisibleString' -> - call(Erules, encode_VisibleString, [{asis,Constraint},Value]); + call(Erules, encode_VisibleString, [{asis,SizeConstr}, + {asis,Pa},Value]); 'GeneralString' -> call(Erules, encode_GeneralString, [{asis,Constraint},Value]); 'PrintableString' -> - call(Erules, encode_PrintableString, [{asis,Constraint},Value]); + call(Erules, encode_PrintableString, [{asis,SizeConstr}, + {asis,Pa},Value]); 'IA5String' -> - call(Erules, encode_IA5String, [{asis,Constraint},Value]); + call(Erules, encode_IA5String, [{asis,SizeConstr}, + {asis,Pa},Value]); 'BMPString' -> - call(Erules, encode_BMPString, [{asis,Constraint},Value]); + call(Erules, encode_BMPString, [{asis,SizeConstr}, + {asis,Pa},Value]); 'UniversalString' -> - call(Erules, encode_UniversalString, [{asis,Constraint},Value]); + call(Erules, encode_UniversalString, [{asis,SizeConstr}, + {asis,Pa},Value]); 'UTF8String' -> call(Erules, encode_UTF8String, [Value]); - 'ANY' -> - call(Erules, encode_open_type, [Value]); 'ASN1_OPEN_TYPE' -> NewValue = case Constraint of [#'Externaltypereference'{type=Tname}] -> @@ -215,18 +204,11 @@ gen_encode_prim(Erules,D,DoTag,Value) when is_record(D,type) -> io_lib:format( "complete(enc_~s(~s))", [Tname,Value]); - _ -> Value + _ -> + io_lib:format("iolist_to_binary(~s)", + [Value]) end, - call(Erules, encode_open_type, [NewValue]); - #'ObjectClassFieldType'{} -> - case asn1ct_gen:get_inner(D#type.def) of - {fixedtypevaluefield,_,InnerType} -> - gen_encode_prim(Erules,InnerType,DoTag,Value); - T -> %% 'ASN1_OPEN_TYPE' - gen_encode_prim(Erules,D#type{def=T},DoTag,Value) - end; - XX -> - exit({asn1_error,nyi,XX}) + call(Erules, encode_open_type, [NewValue]) end. emit_enc_real(Erules, Real) -> @@ -268,19 +250,10 @@ emit_enc_enumerated_case(Erules, C, EnumName, Count) -> enc_ext_and_val(per, E, F, Args) -> [E|apply(asn1ct_eval_per, F, Args)]; enc_ext_and_val(uper, E, F, Args) -> - <<E:1,(apply(asn1ct_eval_uper, F, Args))/bitstring>>. + Bs = list_to_bitstring([apply(asn1ct_eval_uper, F, Args)]), + <<E:1,Bs/bitstring>>. -get_constraint([{Key,V}], Key) -> - V; -get_constraint([], _) -> - no; -get_constraint(C, Key) -> - case lists:keyfind(Key, 1, C) of - false -> no; - {Key,V} -> V - end. - %% Object code generating for encoding and decoding %% ------------------------------------------------ @@ -301,17 +274,16 @@ gen_obj_code(Erules,_Module,Obj) when is_record(Obj,typedef) -> gen_encode_constr_type(Erules,EncConstructed), emit(nl), DecConstructed = - gen_decode_objectfields(ClassName,get_class_fields(Class), - ObjName,Fields,[]), + gen_decode_objectfields(Erules, ClassName, get_class_fields(Class), + ObjName, Fields, []), emit(nl), gen_decode_constr_type(Erules,DecConstructed), - emit(nl); -gen_obj_code(_,_,Obj) when is_record(Obj,pobjectdef) -> - ok. + emit(nl). -gen_encode_objectfields(Erule,ClassName,[{typefield,Name,OptOrMand}|Rest], - ObjName,ObjectFields,ConstrAcc) -> +gen_encode_objectfields(Erule, ClassName, + [{typefield,Name,OptOrMand}|Rest], + ObjName, ObjectFields, ConstrAcc) -> EmitFuncClause = fun(V) -> emit(["'enc_",ObjName,"'(",{asis,Name}, @@ -329,18 +301,24 @@ gen_encode_objectfields(Erule,ClassName,[{typefield,Name,OptOrMand}|Rest], case Erule of uper -> emit(" Val"); - _ -> - emit(" [{octets,Val}]") + per -> + emit([" if",nl, + " is_list(Val) ->",nl, + " NewVal = list_to_binary(Val),",nl, + " [20,byte_size(NewVal),NewVal];",nl, + " is_binary(Val) ->",nl, + " [20,byte_size(Val),Val]",nl, + " end"]) end, []; {false,{'DEFAULT',DefaultType}} -> EmitFuncClause("Val"), - gen_encode_default_call(ClassName,Name,DefaultType); + gen_encode_default_call(Erule, ClassName, Name, DefaultType); {{Name,TypeSpec},_} -> %% A specified field owerwrites any 'DEFAULT' or %% 'OPTIONAL' field in the class EmitFuncClause("Val"), - gen_encode_field_call(ObjName,Name,TypeSpec) + gen_encode_field_call(Erule, ObjName, Name, TypeSpec) end, case more_genfields(Rest) of true -> @@ -416,7 +394,7 @@ gen_encode_constr_type(Erules,[TypeDef|Rest]) when is_record(TypeDef,typedef) -> gen_encode_constr_type(_,[]) -> ok. -gen_encode_field_call(_ObjName,_FieldName, +gen_encode_field_call(_Erules, _ObjName, _FieldName, #'Externaltypereference'{module=M,type=T}) -> CurrentMod = get(currmod), if @@ -427,12 +405,11 @@ gen_encode_field_call(_ObjName,_FieldName, emit({" '",M,"':'enc_",T,"'(Val)"}), [] end; -gen_encode_field_call(ObjName,FieldName,Type) -> +gen_encode_field_call(Erules, ObjName, FieldName, Type) -> Def = Type#typedef.typespec, case Type#typedef.name of {primitive,bif} -> - gen_encode_prim(uper,Def,"false", - "Val"), + gen_encode_prim(Erules, Def, "Val"), []; {constructed,bif} -> emit({" 'enc_",ObjName,'_',FieldName, @@ -448,7 +425,7 @@ gen_encode_field_call(ObjName,FieldName,Type) -> [] end. -gen_encode_default_call(ClassName,FieldName,Type) -> +gen_encode_default_call(Erules, ClassName, FieldName, Type) -> CurrentMod = get(currmod), InnerType = asn1ct_gen:get_inner(Type#type.def), case asn1ct_gen:type(InnerType) of @@ -459,7 +436,7 @@ gen_encode_default_call(ClassName,FieldName,Type) -> [#typedef{name=[FieldName,ClassName], typespec=Type}]; {primitive,bif} -> - gen_encode_prim(per,Type,"false","Val"), + gen_encode_prim(Erules, Type, "Val"), []; #'Externaltypereference'{module=CurrentMod,type=Etype} -> emit([" 'enc_",Etype,"'(Val)",nl]), @@ -470,8 +447,9 @@ gen_encode_default_call(ClassName,FieldName,Type) -> end. -gen_decode_objectfields(ClassName,[{typefield,Name,OptOrMand}|Rest], - ObjName,ObjectFields,ConstrAcc) -> +gen_decode_objectfields(Erules, ClassName, + [{typefield,Name,OptOrMand}|Rest], + ObjName, ObjectFields, ConstrAcc) -> EmitFuncClause = fun(Bytes) -> emit(["'dec_",ObjName,"'(",{asis,Name},",",Bytes, @@ -488,12 +466,13 @@ gen_decode_objectfields(ClassName,[{typefield,Name,OptOrMand}|Rest], []; {false,{'DEFAULT',DefaultType}} -> EmitFuncClause("Bytes"), - gen_decode_default_call(ClassName,Name,"Bytes",DefaultType); + gen_decode_default_call(Erules, ClassName, Name, "Bytes", + DefaultType); {{Name,TypeSpec},_} -> %% A specified field owerwrites any 'DEFAULT' or %% 'OPTIONAL' field in the class EmitFuncClause("Bytes"), - gen_decode_field_call(ObjName,Name,"Bytes",TypeSpec) + gen_decode_field_call(Erules, ObjName, Name, "Bytes", TypeSpec) end, case more_genfields(Rest) of true -> @@ -501,9 +480,11 @@ gen_decode_objectfields(ClassName,[{typefield,Name,OptOrMand}|Rest], false -> emit([".",nl]) end, - gen_decode_objectfields(ClassName,Rest,ObjName,ObjectFields,MaybeConstr++ConstrAcc); -gen_decode_objectfields(ClassName,[{objectfield,Name,_,_,OptOrMand}|Rest], - ObjName,ObjectFields,ConstrAcc) -> + gen_decode_objectfields(Erules, ClassName, Rest, ObjName, + ObjectFields, MaybeConstr++ConstrAcc); +gen_decode_objectfields(Erules, ClassName, + [{objectfield,Name,_,_,OptOrMand}|Rest], + ObjName, ObjectFields, ConstrAcc) -> CurrentMod = get(currmod), EmitFuncClause = fun(Attrs) -> @@ -546,30 +527,25 @@ gen_decode_objectfields(ClassName,[{objectfield,Name,_,_,OptOrMand}|Rest], false -> emit([".",nl]) end, - gen_decode_objectfields(ClassName,Rest,ObjName,ObjectFields,ConstrAcc); -gen_decode_objectfields(CN,[_C|Cs],O,OF,CAcc) -> - gen_decode_objectfields(CN,Cs,O,OF,CAcc); -gen_decode_objectfields(_,[],_,_,CAcc) -> + gen_decode_objectfields(Erules, ClassName, Rest, ObjName, + ObjectFields, ConstrAcc); +gen_decode_objectfields(Erules, CN, [_C|Cs], O, OF, CAcc) -> + gen_decode_objectfields(Erules, CN, Cs, O, OF, CAcc); +gen_decode_objectfields(_, _, [], _, _, CAcc) -> CAcc. -gen_decode_field_call(_ObjName,_FieldName,Bytes, - #'Externaltypereference'{module=M,type=T}) -> - CurrentMod = get(currmod), - if - M == CurrentMod -> - emit([" 'dec_",T,"'(",Bytes,", telltype)"]), - []; - true -> - emit([" '",M,"':'dec_",T,"'(",Bytes,", telltype)"]), - [] - end; -gen_decode_field_call(ObjName,FieldName,Bytes,Type) -> +gen_decode_field_call(_Erules, _ObjName, _FieldName, Bytes, + #'Externaltypereference'{}=Etype) -> + emit(" "), + gen_dec_external(Etype, Bytes), + []; +gen_decode_field_call(Erules, ObjName, FieldName, Bytes, Type) -> Def = Type#typedef.typespec, case Type#typedef.name of {primitive,bif} -> - gen_dec_prim(uper, Def, Bytes), + gen_dec_prim(Erules, Def, Bytes), []; {constructed,bif} -> emit({" 'dec_",ObjName,'_',FieldName, @@ -585,8 +561,7 @@ gen_decode_field_call(ObjName,FieldName,Bytes,Type) -> [] end. -gen_decode_default_call(ClassName,FieldName,Bytes,Type) -> - CurrentMod = get(currmod), +gen_decode_default_call(Erules, ClassName, FieldName, Bytes, Type) -> InnerType = asn1ct_gen:get_inner(Type#type.def), case asn1ct_gen:type(InnerType) of {constructed,bif} -> @@ -595,13 +570,10 @@ gen_decode_default_call(ClassName,FieldName,Bytes,Type) -> [#typedef{name=[FieldName,ClassName], typespec=Type}]; {primitive,bif} -> - gen_dec_prim(per,Type,Bytes), + gen_dec_prim(Erules, Type, Bytes), []; - #'Externaltypereference'{module=CurrentMod,type=Etype} -> - emit([" 'dec_",Etype,"'(",Bytes,", telltype)",nl]), - []; - #'Externaltypereference'{module=Emod,type=Etype} -> - emit([" '",Emod,"':'dec_",Etype,"'(",Bytes,", telltype)",nl]), + #'Externaltypereference'{}=Etype -> + asn1ct_gen_per:gen_dec_external(Etype, Bytes), [] end. @@ -657,7 +629,7 @@ gen_objset_code(Erules,ObjSetName,UniqueFName,Set,ClassName,ClassDef)-> ClassFields = (ClassDef#classdef.typespec)#objectclass.fields, InternalFuncs= gen_objset_enc(Erules,ObjSetName,UniqueFName,Set,ClassName,ClassFields,1,[]), - gen_objset_dec(ObjSetName,UniqueFName,Set,ClassName,ClassFields,1), + gen_objset_dec(Erules, ObjSetName,UniqueFName,Set,ClassName,ClassFields,1), gen_internal_funcs(Erules,InternalFuncs). %% gen_objset_enc iterates over the objects of the object set @@ -665,67 +637,56 @@ gen_objset_enc(_,_,{unique,undefined},_,_,_,_,_) -> %% There is no unique field in the class of this object set %% don't bother about the constraint []; -gen_objset_enc(Erule,ObjSName,UniqueName,[{ObjName,Val,Fields},T|Rest], - ClName,ClFields,NthObj,Acc)-> - emit({"'getenc_",ObjSName,"'(",{asis,UniqueName},",",{asis,Val}, - ") ->",nl}), +gen_objset_enc(Erule, ObjSetName, UniqueName, [{ObjName,Val,Fields}|T], + ClName, ClFields, NthObj, Acc)-> + emit(["'getenc_",ObjSetName,"'(",{asis,UniqueName},",",{asis,Val}, + ") ->",nl]), CurrMod = get(currmod), {InternalFunc,NewNthObj}= case ObjName of {no_mod,no_name} -> - gen_inlined_enc_funs(Erule,Fields,ClFields,ObjSName,NthObj); + gen_inlined_enc_funs(Erule, Fields, ClFields, + ObjSetName, NthObj); {CurrMod,Name} -> emit({" fun 'enc_",Name,"'/3"}), {[],0}; {ModName,Name} -> emit_ext_encfun(ModName,Name), -% emit([" {'",ModName,"', 'enc_",Name,"'}"]), {[],0}; _Other -> emit({" fun 'enc_",ObjName,"'/3"}), {[],0} end, emit({";",nl}), - gen_objset_enc(Erule,ObjSName,UniqueName,[T|Rest],ClName,ClFields, - NewNthObj,InternalFunc ++ Acc); -gen_objset_enc(Erule,ObjSetName,UniqueName, - [{ObjName,Val,Fields}],_ClName,ClFields,NthObj,Acc) -> - - emit({"'getenc_",ObjSetName,"'(",{asis,UniqueName},",", - {asis,Val},") ->",nl}), - CurrMod = get(currmod), - {InternalFunc,_}= - case ObjName of - {no_mod,no_name} -> - gen_inlined_enc_funs(Erule,Fields,ClFields,ObjSetName,NthObj); - {CurrMod,Name} -> - emit({" fun 'enc_",Name,"'/3"}), - {[],NthObj}; - {ModName,Name} -> - emit_ext_encfun(ModName,Name), -% emit([" {'",ModName,"', 'enc_",Name,"'}"]), - {[],NthObj}; - _Other -> - emit({" fun 'enc_",ObjName,"'/3"}), - {[],NthObj} - end, - emit([";",nl]), - emit_default_getenc(ObjSetName,UniqueName), - emit({".",nl,nl}), - InternalFunc++Acc; -gen_objset_enc(Erule,ObjSetName,_UniqueName,['EXTENSIONMARK'],_ClName, - _ClFields,_NthObj,Acc) -> + gen_objset_enc(Erule, ObjSetName, UniqueName, T, ClName, ClFields, + NewNthObj, InternalFunc ++ Acc); +gen_objset_enc(uper, ObjSetName, _UniqueName, ['EXTENSIONMARK'], + _ClName, _ClFields, _NthObj, Acc) -> emit({"'getenc_",ObjSetName,"'(_, _) ->",nl}), emit({indent(3),"fun(_, Val, _) ->",nl}), - case Erule of - uper -> - emit([indent(6),"Val",nl]); - _ -> - emit([indent(6),"[{octets,Val}]",nl]) - end, - emit({indent(3),"end.",nl,nl}), + emit([indent(6),"Val",nl, + indent(3),"end.",nl,nl]), + Acc; +gen_objset_enc(per, ObjSetName, _UniqueName, ['EXTENSIONMARK'], + _ClName, _ClFields, _NthObj, Acc) -> + emit(["'getenc_",ObjSetName,"'(_, _) ->",nl, + indent(3),"fun(_, Val, _) ->",nl, + indent(6),"BinVal = if",nl, + indent(9),"is_list(Val) -> list_to_binary(Val);",nl, + indent(9),"true -> Val",nl, + indent(6),"end,",nl, + indent(6),"Size = byte_size(BinVal),",nl, + indent(6),"if",nl, + indent(9),"Size < 256 ->",nl, + indent(12),"[20,Size,BinVal];",nl, + indent(9),"true ->",nl, + indent(12),"[21,<<Size:16>>,Val]",nl, + indent(6),"end",nl, + indent(3),"end.",nl,nl]), Acc; -gen_objset_enc(_,_,_,[],_,_,_,Acc) -> +gen_objset_enc(_, ObjSetName, UniqueName, [], _, _, _, Acc) -> + emit_default_getenc(ObjSetName, UniqueName), + emit([".",nl,nl]), Acc. emit_ext_encfun(ModuleName,Name) -> @@ -740,97 +701,70 @@ emit_default_getenc(ObjSetName,UniqueName) -> %% gen_inlined_enc_funs for each object iterates over all fields of a %% class, and for each typefield it checks if the object has that %% field and emits the proper code. -gen_inlined_enc_funs(Erule,Fields,[{typefield,Name,_}|Rest],ObjSetName,NthObj) -> - CurrMod = get(currmod), - InternalDefFunName = asn1ct_gen:list2name([NthObj,Name,ObjSetName]), - case lists:keysearch(Name,1,Fields) of - {value,{_,Type}} when is_record(Type,type) -> - emit({indent(3),"fun(Type, Val, _) ->",nl, - indent(6),"case Type of",nl}), - {Ret,N}=emit_inner_of_fun(Type,InternalDefFunName), - gen_inlined_enc_funs1(Erule,Fields,Rest,ObjSetName,NthObj+N,Ret); - {value,{_,Type}} when is_record(Type,typedef) -> - emit({indent(3),"fun(Type, Val, _) ->",nl, - indent(6),"case Type of",nl}), - emit({indent(9),{asis,Name}," ->",nl}), - {Ret,N} = emit_inner_of_fun(Type,InternalDefFunName), - gen_inlined_enc_funs1(Erule,Fields,Rest,ObjSetName,NthObj+N,Ret); - {value,{_,#'Externaltypereference'{module=CurrMod,type=T}}} -> - emit({indent(3),"fun(Type, Val, _) ->",nl, - indent(6),"case Type of",nl}), - emit({indent(9),{asis,Name}," ->",nl}), - emit([indent(12),"'enc_",T,"'(Val)"]), -% {Ret,N} = emit_inner_of_fun(TDef,InternalDefFunName), - gen_inlined_enc_funs1(Erule,Fields,Rest,ObjSetName,NthObj,[]); - {value,{_,#'Externaltypereference'{module=M,type=T}}} -> - emit({indent(3),"fun(Type, Val, _) ->",nl, - indent(6),"case Type of",nl}), - emit({indent(9),{asis,Name}," ->",nl}), - emit([indent(12),"'",M,"'",":'enc_",T,"'(Val)"]), - gen_inlined_enc_funs1(Erule,Fields,Rest,ObjSetName,NthObj,[]); - false when Erule =:= uper -> - emit([indent(3),"fun(Type,Val,_) ->",nl, - indent(6),"case Type of",nl, - indent(9),{asis,Name}," -> Val",nl]), - gen_inlined_enc_funs1(Erule,Fields,Rest,ObjSetName,NthObj,[]); - false -> - emit([indent(3),"fun(Type,Val,_) ->",nl, - indent(6),"case Type of",nl, - indent(9),{asis,Name}," -> [{octets,Val}]",nl]), - gen_inlined_enc_funs1(Erule,Fields,Rest,ObjSetName,NthObj,[]) - end; +gen_inlined_enc_funs(Erule, Fields, [{typefield,_,_}|_]=T, + ObjSetName, NthObj) -> + emit([indent(3),"fun(Type, Val, _) ->",nl, + indent(6),"case Type of",nl]), + gen_inlined_enc_funs1(Erule, Fields, T, ObjSetName, [], NthObj, []); gen_inlined_enc_funs(Erule,Fields,[_H|Rest],ObjSetName,NthObj) -> gen_inlined_enc_funs(Erule,Fields,Rest,ObjSetName,NthObj); gen_inlined_enc_funs(_,_,[],_,NthObj) -> {[],NthObj}. -gen_inlined_enc_funs1(Erule,Fields,[{typefield,Name,_}|Rest],ObjSetName, - NthObj,Acc) -> +gen_inlined_enc_funs1(Erule, Fields, [{typefield,Name,_}|Rest], ObjSetName, + Sep0, NthObj, Acc0) -> + emit(Sep0), + Sep = [";",nl], CurrentMod = get(currmod), InternalDefFunName = asn1ct_gen:list2name([NthObj,Name,ObjSetName]), - {Acc2,NAdd}= - case lists:keysearch(Name,1,Fields) of - {value,{_,Type}} when is_record(Type,type) -> - emit({";",nl}), - {Ret,N}=emit_inner_of_fun(Type,InternalDefFunName), - {Ret++Acc,N}; - {value,{_,Type}} when is_record(Type,typedef) -> - emit({";",nl,indent(9),{asis,Name}," ->",nl}), - {Ret,N}=emit_inner_of_fun(Type,InternalDefFunName), - {Ret++Acc,N}; - {value,{_,#'Externaltypereference'{module=CurrentMod,type=T}}} -> - emit({";",nl,indent(9),{asis,Name}," ->",nl}), - emit([indent(12),"'enc_",T,"'(Val)"]), - {Acc,0}; - {value,{_,#'Externaltypereference'{module=M,type=T}}} -> - emit({";",nl,indent(9),{asis,Name}," ->",nl}), - emit([indent(12),"'",M,"'",":'enc_",T,"'(Val)"]), - {Acc,0}; + {Acc,NAdd} = + case lists:keyfind(Name, 1, Fields) of + {_,#type{}=Type} -> + {Ret,N} = emit_inner_of_fun(Erule, Type, InternalDefFunName), + {Ret++Acc0,N}; + {_,#typedef{}=Type} -> + emit([indent(9),{asis,Name}," ->",nl]), + {Ret,N} = emit_inner_of_fun(Erule, Type, InternalDefFunName), + {Ret++Acc0,N}; + {_,#'Externaltypereference'{module=CurrentMod,type=T}} -> + emit([indent(9),{asis,Name}," ->",nl, + indent(12),"'enc_",T,"'(Val)"]), + {Acc0,0}; + {_,#'Externaltypereference'{module=M,type=T}} -> + emit([indent(9),{asis,Name}," ->",nl, + indent(12),"'",M,"'",":'enc_",T,"'(Val)"]), + {Acc0,0}; false when Erule =:= uper -> - emit([";",nl, - indent(9),{asis,Name}," -> ",nl, - "Val",nl]), - {Acc,0}; - false -> - emit([";",nl, - indent(9),{asis,Name}," -> ",nl, - "[{octets,Val}]",nl]), - {Acc,0} + emit([indent(9),{asis,Name}," ->",nl, + indent(12),"Val",nl]), + {Acc0,0}; + false when Erule =:= per -> + emit([indent(9),{asis,Name}," ->",nl, + indent(12),"Size = case Val of",nl, + indent(15),"B when is_binary(B) -> size(B);",nl, + indent(15),"_ -> length(Val)",nl, + indent(12),"end,",nl, + indent(12),"if",nl, + indent(15),"Size < 256 -> [20,Size,Val];",nl, + indent(15),"true -> [21,<<Size:16>>,Val]",nl, + indent(12),"end"]), + {Acc0,0} end, - gen_inlined_enc_funs1(Erule,Fields,Rest,ObjSetName,NthObj+NAdd,Acc2); -gen_inlined_enc_funs1(Erule,Fields,[_H|Rest],ObjSetName,NthObj,Acc)-> - gen_inlined_enc_funs1(Erule,Fields,Rest,ObjSetName,NthObj,Acc); -gen_inlined_enc_funs1(_,_,[],_,NthObj,Acc) -> - emit({nl,indent(6),"end",nl}), - emit({indent(3),"end"}), + gen_inlined_enc_funs1(Erule, Fields, Rest, ObjSetName, Sep, + NthObj+NAdd, Acc); +gen_inlined_enc_funs1(Erule, Fields, [_|T], ObjSetName, Sep, NthObj, Acc)-> + gen_inlined_enc_funs1(Erule, Fields, T, ObjSetName, Sep, NthObj, Acc); +gen_inlined_enc_funs1(_, _, [], _, _, NthObj, Acc) -> + emit([nl,indent(6),"end",nl, + indent(3),"end"]), {Acc,NthObj}. -emit_inner_of_fun(TDef=#typedef{name={ExtMod,Name},typespec=Type}, +emit_inner_of_fun(Erule, #typedef{name={ExtMod,Name},typespec=Type}=TDef, InternalDefFunName) -> case {ExtMod,Name} of {primitive,bif} -> emit(indent(12)), - gen_encode_prim(uper,Type,dotag,"Val"), + gen_encode_prim(Erule, Type, "Val"), {[],0}; {constructed,bif} -> emit([indent(12),"'enc_", @@ -840,18 +774,15 @@ emit_inner_of_fun(TDef=#typedef{name={ExtMod,Name},typespec=Type}, emit({indent(12),"'",ExtMod,"':'enc_",Name,"'(Val)"}), {[],0} end; -emit_inner_of_fun(#typedef{name=Name},_) -> +emit_inner_of_fun(_Erule, #typedef{name=Name}, _) -> emit({indent(12),"'enc_",Name,"'(Val)"}), {[],0}; -emit_inner_of_fun(Type,_) when is_record(Type,type) -> +emit_inner_of_fun(Erule, #type{}=Type, _) -> CurrMod = get(currmod), case Type#type.def of Def when is_atom(Def) -> emit({indent(9),Def," ->",nl,indent(12)}), - gen_encode_prim(erules,Type,dotag,"Val"); - TRef when is_record(TRef,typereference) -> - T = TRef#typereference.val, - emit({indent(9),T," ->",nl,indent(12),"'enc_",T,"'(Val)"}); + gen_encode_prim(Erule, Type, "Val"); #'Externaltypereference'{module=CurrMod,type=T} -> emit({indent(9),T," ->",nl,indent(12),"'enc_",T,"'(Val)"}); #'Externaltypereference'{module=ExtMod,type=T} -> @@ -864,62 +795,42 @@ indent(N) -> lists:duplicate(N,32). % 32 = space -gen_objset_dec(_,{unique,undefined},_,_,_,_) -> +gen_objset_dec(_, _, {unique,undefined}, _, _, _, _) -> %% There is no unique field in the class of this object set %% don't bother about the constraint ok; -gen_objset_dec(ObjSName,UniqueName,[{ObjName,Val,Fields},T|Rest],ClName, - ClFields,NthObj)-> - +gen_objset_dec(Erule, ObjSName, UniqueName, [{ObjName,Val,Fields}|T], ClName, + ClFields, NthObj)-> emit({"'getdec_",ObjSName,"'(",{asis,UniqueName},",",{asis,Val}, ") ->",nl}), CurrMod = get(currmod), NewNthObj= case ObjName of {no_mod,no_name} -> - gen_inlined_dec_funs(Fields,ClFields,ObjSName,NthObj); + gen_inlined_dec_funs(Erule, Fields, ClFields, + ObjSName, NthObj); {CurrMod,Name} -> emit([" fun 'dec_",Name,"'/4"]), NthObj; {ModName,Name} -> emit_ext_decfun(ModName,Name), -% emit([" {'",ModName,"', 'dec_",Name,"'}"]), NthObj; _Other -> emit({" fun 'dec_",ObjName,"'/4"}), NthObj end, emit({";",nl}), - gen_objset_dec(ObjSName,UniqueName,[T|Rest],ClName,ClFields,NewNthObj); -gen_objset_dec(ObjSetName,UniqueName,[{ObjName,Val,Fields}],_ClName, - ClFields,NthObj) -> - - emit({"'getdec_",ObjSetName,"'(",{asis,UniqueName},",",{asis,Val}, - ") ->",nl}), - CurrMod=get(currmod), - case ObjName of - {no_mod,no_name} -> - gen_inlined_dec_funs(Fields,ClFields,ObjSetName,NthObj); - {CurrMod,Name} -> - emit([" fun 'dec_",Name,"'/4"]); - {ModName,Name} -> - emit_ext_decfun(ModName,Name); -% emit([" {'",ModName,"', 'dec_",Name,"'}"]); - _Other -> - emit({" fun 'dec_",ObjName,"'/4"}) - end, - emit([";",nl]), - emit_default_getdec(ObjSetName,UniqueName), - emit({".",nl,nl}), - ok; -gen_objset_dec(ObjSetName,_UniqueName,['EXTENSIONMARK'],_ClName,_ClFields, - _NthObj) -> + gen_objset_dec(Erule, ObjSName, UniqueName, T, ClName, ClFields, NewNthObj); +gen_objset_dec(_Erule, ObjSetName, _UniqueName, ['EXTENSIONMARK'], + _ClName, _ClFields, _NthObj) -> emit({"'getdec_",ObjSetName,"'(_, _) ->",nl}), emit({indent(3),"fun(Attr1, Bytes, _,_) ->",nl}), emit({indent(6),"{Bytes,Attr1}",nl}), emit({indent(3),"end.",nl,nl}), ok; -gen_objset_dec(_,_,[],_,_,_) -> +gen_objset_dec(_Erule, ObjSetName, UniqueName, [], _, _, _) -> + emit_default_getdec(ObjSetName, UniqueName), + emit([".",nl,nl]), ok. emit_ext_decfun(ModuleName,Name) -> @@ -931,49 +842,46 @@ emit_default_getdec(ObjSetName,UniqueName) -> emit([indent(2), "fun(C,V,_,_) -> exit({{component,C},{value,V},{unique_name_and_value,",{asis,UniqueName},",ErrV}}) end"]). -gen_inlined_dec_funs(Fields, List, ObjSetName, NthObj0) -> +gen_inlined_dec_funs(Erule, Fields, List, ObjSetName, NthObj0) -> emit([indent(3),"fun(Type, Val, _, _) ->",nl, indent(6),"case Type of",nl]), - NthObj = gen_inlined_dec_funs1(Fields, List, ObjSetName, "", NthObj0), + NthObj = gen_inlined_dec_funs1(Erule, Fields, List, + ObjSetName, "", NthObj0), emit([nl,indent(6),"end",nl, indent(3),"end"]), NthObj. -gen_inlined_dec_funs1(Fields, [{typefield,Name,_}|Rest], +gen_inlined_dec_funs1(Erule, Fields, [{typefield,Name,_}|Rest], ObjSetName, Sep0, NthObj) -> - CurrentMod = get(currmod), InternalDefFunName = [NthObj,Name,ObjSetName], emit(Sep0), Sep = [";",nl], N = case lists:keyfind(Name, 1, Fields) of {_,#type{}=Type} -> - emit_inner_of_decfun(Type, InternalDefFunName); + emit_inner_of_decfun(Erule, Type, InternalDefFunName); {_,#typedef{}=Type} -> emit([indent(9),{asis,Name}," ->",nl]), - emit_inner_of_decfun(Type, InternalDefFunName); - {_,#'Externaltypereference'{module=CurrentMod,type=T}} -> + emit_inner_of_decfun(Erule, Type, InternalDefFunName); + {_,#'Externaltypereference'{}=Etype} -> emit([indent(9),{asis,Name}," ->",nl, - indent(12),"'dec_",T,"'(Val,telltype)"]), - 0; - {_,#'Externaltypereference'{module=M,type=T}} -> - emit([indent(9),{asis,Name}," ->",nl, - indent(12),"'",M,"':'dec_",T,"'(Val,telltype)"]), + indent(12)]), + gen_dec_external(Etype, "Val"), 0; false -> emit([indent(9),{asis,Name}," -> {Val,Type}"]), 0 end, - gen_inlined_dec_funs1(Fields, Rest, ObjSetName, Sep, NthObj+N); -gen_inlined_dec_funs1(Fields, [_|Rest], ObjSetName, Sep, NthObj) -> - gen_inlined_dec_funs1(Fields, Rest, ObjSetName, Sep, NthObj); -gen_inlined_dec_funs1(_, [], _, _, NthObj) -> NthObj. + gen_inlined_dec_funs1(Erule, Fields, Rest, ObjSetName, Sep, NthObj+N); +gen_inlined_dec_funs1(Erule, Fields, [_|Rest], ObjSetName, Sep, NthObj) -> + gen_inlined_dec_funs1(Erule, Fields, Rest, ObjSetName, Sep, NthObj); +gen_inlined_dec_funs1(_, _, [], _, _, NthObj) -> NthObj. -emit_inner_of_decfun(#typedef{name={ExtName,Name},typespec=Type}, +emit_inner_of_decfun(Erule, #typedef{name={ExtName,Name},typespec=Type}, InternalDefFunName) -> case {ExtName,Name} of {primitive,bif} -> emit(indent(12)), - gen_dec_prim(uper, Type, "Val"), + gen_dec_prim(Erule, Type, "Val"), 0; {constructed,bif} -> emit({indent(12),"'dec_", @@ -983,18 +891,15 @@ emit_inner_of_decfun(#typedef{name={ExtName,Name},typespec=Type}, emit({indent(12),"'",ExtName,"':'dec_",Name,"'(Val, telltype)"}), 0 end; -emit_inner_of_decfun(#typedef{name=Name},_) -> +emit_inner_of_decfun(_Erule, #typedef{name=Name}, _) -> emit({indent(12),"'dec_",Name,"'(Val, telltype)"}), 0; -emit_inner_of_decfun(Type,_) when is_record(Type,type) -> +emit_inner_of_decfun(Erule, #type{}=Type, _) -> CurrMod = get(currmod), case Type#type.def of Def when is_atom(Def) -> emit({indent(9),Def," ->",nl,indent(12)}), - gen_dec_prim(uper, Type, "Val"); - TRef when is_record(TRef,typereference) -> - T = TRef#typereference.val, - emit({indent(9),T," ->",nl,indent(12),"'dec_",T,"'(Val)"}); + gen_dec_prim(Erule, Type, "Val"); #'Externaltypereference'{module=CurrMod,type=T} -> emit({indent(9),T," ->",nl,indent(12),"'dec_",T,"'(Val)"}); #'Externaltypereference'{module=ExtMod,type=T} -> @@ -1017,7 +922,6 @@ gen_internal_funcs(Erules,[TypeDef|Rest]) -> %% DECODING ***************************** %%*************************************** - gen_decode(Erules,Type) when is_record(Type,typedef) -> D = Type, emit({nl,nl}), @@ -1054,7 +958,6 @@ dbdec(Type) -> demit({"io:format(\"decoding: ",{asis,Type},"~w~n\",[Bytes]),",nl}). gen_decode_user(Erules,D) when is_record(D,typedef) -> - CurrMod = get(currmod), Typename = [D#typedef.name], Def = D#typedef.typespec, InnerType = asn1ct_gen:get_inner(Def#type.def), @@ -1067,17 +970,21 @@ gen_decode_user(Erules,D) when is_record(D,typedef) -> emit({".",nl,nl}); {constructed,bif} -> asn1ct_gen:gen_decode_constructed(Erules,Typename,InnerType,D); - #typereference{val=Dname} -> - emit({"'dec_",Dname,"'(Bytes,telltype)"}), - emit({".",nl,nl}); - #'Externaltypereference'{module=CurrMod,type=Etype} -> - emit({"'dec_",Etype,"'(Bytes,telltype).",nl,nl}); - #'Externaltypereference'{module=Emod,type=Etype} -> - emit({"'",Emod,"':'dec_",Etype,"'(Bytes,telltype).",nl,nl}); + #'Externaltypereference'{}=Etype -> + gen_dec_external(Etype, "Bytes"), + emit([".",nl,nl]); Other -> exit({error,{asn1,{unknown,Other}}}) end. +gen_dec_external(Ext, BytesVar) -> + CurrMod = get(currmod), + #'Externaltypereference'{module=Mod,type=Type} = Ext, + emit([case CurrMod of + Mod -> []; + _ -> ["'",Mod,"':"] + end,"'dec_",Type,"'(",BytesVar,",telltype)"]). + gen_dec_imm(Erule, #type{def=Name,constraint=C}) -> Aligned = case Erule of uper -> false; @@ -1087,10 +994,8 @@ gen_dec_imm(Erule, #type{def=Name,constraint=C}) -> gen_dec_imm_1('ASN1_OPEN_TYPE', Constraint, Aligned) -> imm_decode_open_type(Constraint, Aligned); -gen_dec_imm_1('ANY', _Constraint, Aligned) -> - imm_decode_open_type([], Aligned); gen_dec_imm_1({'BIT STRING',NNL}, Constr0, Aligned) -> - Constr = get_constraint(Constr0, 'SizeConstraint'), + Constr = asn1ct_imm:effective_constraint(bitstring, Constr0), Imm = asn1ct_imm:per_dec_raw_bitstring(Constr, Aligned), case NNL of [] -> @@ -1143,7 +1048,7 @@ gen_dec_imm_1('UTCTime', Constraint, Aligned) -> gen_dec_imm_1('GeneralizedTime', Constraint, Aligned) -> gen_dec_k_m_string('VisibleString', Constraint, Aligned); gen_dec_imm_1('OCTET STRING', Constraint, Aligned) -> - SzConstr = get_constraint(Constraint, 'SizeConstraint'), + SzConstr = asn1ct_imm:effective_constraint(bitstring, Constraint), Imm = asn1ct_imm:per_dec_octet_string(SzConstr, Aligned), {convert,binary_to_list,Imm}; gen_dec_imm_1('TeletexString', _Constraint, Aligned) -> @@ -1173,14 +1078,7 @@ gen_dec_imm_1('RELATIVE-OID', _Constraint, Aligned) -> gen_dec_imm_1('UTF8String', _Constraint, Aligned) -> asn1ct_imm:per_dec_restricted_string(Aligned); gen_dec_imm_1('REAL', _Constraint, Aligned) -> - asn1ct_imm:per_dec_real(Aligned); -gen_dec_imm_1(#'ObjectClassFieldType'{}=TypeName, _Constraint, Aligned) -> - case asn1ct_gen:get_inner(TypeName) of - {fixedtypevaluefield,_,#type{def=InnerType,constraint=C}} -> - gen_dec_imm_1(InnerType, C, Aligned); - #type{def=T,constraint=C} -> - gen_dec_imm_1(T, C, Aligned) - end. + asn1ct_imm:per_dec_real(Aligned). gen_dec_bit_string(F, Imm) -> D = fun(V, Buf) -> diff --git a/lib/asn1/src/asn1ct_gen_per_rt2ct.erl b/lib/asn1/src/asn1ct_gen_per_rt2ct.erl index 81d8cdcae6..012d54e7a1 100644 --- a/lib/asn1/src/asn1ct_gen_per_rt2ct.erl +++ b/lib/asn1/src/asn1ct_gen_per_rt2ct.erl @@ -19,105 +19,16 @@ %% -module(asn1ct_gen_per_rt2ct). -%% Generate erlang module which handles (PER) encode and decode for -%% all types in an ASN.1 module +%% Handle encoding of primitives for aligned PER. -include("asn1_records.hrl"). -%-compile(export_all). --export([pgen/4,gen_dec_prim/3,gen_encode_prim/4]). --export([gen_obj_code/3,gen_objectset_code/2]). --export([gen_decode/2, gen_decode/3]). --export([gen_encode/2, gen_encode/3]). --export([extaddgroup2sequence/1]). +-export([gen_encode_prim/3]). -import(asn1ct_gen, [emit/1,demit/1]). --import(asn1ct_gen_per, [is_already_generated/2,more_genfields/1, - get_class_fields/1,get_object_field/2]). -import(asn1ct_func, [call/3]). -%% pgen(Erules, Module, TypeOrVal) -%% Generate Erlang module (.erl) and (.hrl) file corresponding to an ASN.1 module -%% .hrl file is only generated if necessary -%% Erules = per | ber -%% Module = atom() -%% TypeOrVal = {TypeList,ValueList} -%% TypeList = ValueList = [atom()] - -pgen(OutFile,Erules,Module,TypeOrVal) -> - asn1ct_gen:pgen_module(OutFile,Erules,Module,TypeOrVal,[],true). - - -%% Generate ENCODING ****************************** -%%****************************************x - - -gen_encode(Erules,Type) when is_record(Type,typedef) -> - gen_encode_user(Erules,Type). - -gen_encode(Erules,Typename,#'ComponentType'{name=Cname,typespec=Type}) -> - NewTypename = [Cname|Typename], - gen_encode(Erules,NewTypename,Type); - -gen_encode(Erules,Typename,Type) when is_record(Type,type) -> - InnerType = asn1ct_gen:get_inner(Type#type.def), - ObjFun = - case lists:keysearch(objfun,1,Type#type.tablecinf) of - {value,{_,_Name}} -> - ", ObjFun"; - false -> - "" - end, - case asn1ct_gen:type(InnerType) of - {constructed,bif} -> - emit({"'enc_",asn1ct_gen:list2name(Typename),"'(Val",ObjFun, - ") ->",nl}), - asn1ct_gen:gen_encode_constructed(Erules,Typename,InnerType,Type); - _ -> - true - end. - - -gen_encode_user(Erules,D) when is_record(D,typedef) -> - CurrMod = get(currmod), - Typename = [D#typedef.name], - Def = D#typedef.typespec, - InnerType = asn1ct_gen:get_inner(Def#type.def), - emit({"'enc_",asn1ct_gen:list2name(Typename),"'(Val) ->",nl}), - case asn1ct_gen:type(InnerType) of - {primitive,bif} -> - gen_encode_prim(Erules,Def,"false"), - emit({".",nl}); - 'ASN1_OPEN_TYPE' -> - gen_encode_prim(Erules,Def#type{def='ASN1_OPEN_TYPE'},"false"), - emit({".",nl}); - {constructed,bif} -> - asn1ct_gen:gen_encode_constructed(Erules,Typename,InnerType,D); - #'Externaltypereference'{module=CurrMod,type=Etype} -> - emit({"'enc_",Etype,"'(Val).",nl,nl}); - #'Externaltypereference'{module=Emod,type=Etype} -> - emit({"'",Emod,"':'enc_",Etype,"'(Val).",nl,nl}); - #typereference{val=Ename} -> - emit({"'enc_",Ename,"'(Val).",nl,nl}); - {notype,_} -> - emit({"'enc_",InnerType,"'(Val).",nl,nl}) - end. - - -gen_encode_prim(Erules,D,DoTag) -> - Value = case asn1ct_name:active(val) of - true -> - asn1ct_gen:mk_var(asn1ct_name:curr(val)); - false -> - "Val" - end, - gen_encode_prim(Erules,D,DoTag,Value). - - - - - -gen_encode_prim(Erules,D,DoTag,Value) when is_record(D,type) -> +gen_encode_prim(Erules, #type{}=D, Value) -> Constraint = D#type.constraint, case D#type.def of 'INTEGER' -> @@ -131,8 +42,6 @@ gen_encode_prim(Erules,D,DoTag,Value) when is_record(D,type) -> emit([" %%INTEGER with effective constraint: ", {asis,EffectiveConstr},nl]), emit_enc_integer_NNL(Erules,EffectiveConstr,Value,NamedNumberList); - {'ENUMERATED',_} -> - asn1ct_gen_per:gen_encode_prim(Erules, D, DoTag, Value); 'REAL' -> emit_enc_real(Erules, Value); @@ -191,8 +100,6 @@ gen_encode_prim(Erules,D,DoTag,Value) when is_record(D,type) -> emit_enc_known_multiplier_string('UniversalString',Constraint,Value); 'UTF8String' -> call(Erules, encode_UTF8String, [Value]); - 'ANY' -> - call(Erules, encode_open_type, [Value]); 'ASN1_OPEN_TYPE' -> NewValue = case Constraint of [#'Externaltypereference'{type=Tname}] -> @@ -204,18 +111,11 @@ gen_encode_prim(Erules,D,DoTag,Value) when is_record(D,type) -> io_lib:format( "complete(enc_~s(~s))", [Tname,Value]); - _ -> Value + _ -> + io_lib:format("iolist_to_binary(~s)", + [Value]) end, - call(Erules, encode_open_type, [NewValue]); - #'ObjectClassFieldType'{} -> - case asn1ct_gen:get_inner(D#type.def) of - {fixedtypevaluefield,_,InnerType} -> - gen_encode_prim(Erules,InnerType,DoTag,Value); - T -> %% 'ASN1_OPEN_TYPE' - gen_encode_prim(Erules,D#type{def=T},DoTag,Value) - end; - XX -> - exit({asn1_error,nyi,XX}) + call(Erules, encode_open_type, [NewValue]) end. emit_enc_real(Erules, Real) -> @@ -230,11 +130,7 @@ emit_enc_real(Erules, Real) -> "end"]). emit_enc_known_multiplier_string(StringType,C,Value) -> - SizeC = - case get_constraint(C,'SizeConstraint') of - L when is_list(L) -> {lists:min(L),lists:max(L)}; - L -> L - end, + SizeC = effective_constraint(bitstring, C), PAlphabC = get_constraint(C,'PermittedAlphabet'), case {StringType,PAlphabC} of {'UniversalString',{_,_}} -> @@ -359,7 +255,7 @@ charbits1(NumOfChars) -> %% copied from run time module emit_enc_octet_string(Erules, Constraint, Value) -> - case get_constraint(Constraint,'SizeConstraint') of + case effective_constraint(bitstring, Constraint) of 0 -> emit({" []"}); 1 -> @@ -408,7 +304,7 @@ emit_enc_octet_string(Erules, Constraint, Value) -> " end"]); C -> call(Erules, encode_octet_string, - [{asis,C},false,Value]) + [{asis,C},Value]) end. emit_enc_integer_case(Value) -> @@ -563,825 +459,3 @@ no_bits(N) when N=<32 -> 5; no_bits(N) when N=<64 -> 6; no_bits(N) when N=<128 -> 7; no_bits(N) when N=<255 -> 8. - -%% Object code generating for encoding and decoding -%% ------------------------------------------------ - -gen_obj_code(Erules,_Module,Obj) when is_record(Obj,typedef) -> - ObjName = Obj#typedef.name, - Def = Obj#typedef.typespec, - #'Externaltypereference'{module=Mod,type=ClassName} = - Def#'Object'.classname, - Class = asn1_db:dbget(Mod,ClassName), - {object,_,Fields} = Def#'Object'.def, - emit({nl,nl,nl,"%%================================"}), - emit({nl,"%% ",ObjName}), - emit({nl,"%%================================",nl}), - EncConstructed = - gen_encode_objectfields(Erules,ClassName,get_class_fields(Class), - ObjName,Fields,[]), - emit(nl), - gen_encode_constr_type(Erules,EncConstructed), - emit(nl), - DecConstructed = - gen_decode_objectfields(ClassName,get_class_fields(Class), - ObjName,Fields,[]), - emit(nl), - gen_decode_constr_type(Erules,DecConstructed), - emit(nl); -gen_obj_code(_Erules,_Module,Obj) when is_record(Obj,pobjectdef) -> - ok. - -gen_encode_objectfields(Erules,ClassName,[{typefield,Name,OptOrMand}|Rest], - ObjName,ObjectFields,ConstrAcc) -> - EmitFuncClause = - fun(V) -> - emit(["'enc_",ObjName,"'(",{asis,Name}, - ",",V,",_RestPrimFieldName) ->",nl]) - end, - - MaybeConstr = - case {get_object_field(Name,ObjectFields),OptOrMand} of - {false,'MANDATORY'} -> %% this case is illegal - exit({error,{asn1,{"missing mandatory field in object", - ObjName}}}); - {false,'OPTIONAL'} -> - EmitFuncClause("Val"), - emit([" if",nl, - " is_list(Val) ->",nl, - " NewVal = list_to_binary(Val),",nl, - " [20,byte_size(NewVal),NewVal];",nl, - " is_binary(Val) ->",nl, - " [20,byte_size(Val),Val]",nl, - " end"]), - []; - {false,{'DEFAULT',DefaultType}} -> - EmitFuncClause("Val"), - gen_encode_default_call(Erules,ClassName,Name,DefaultType); - {{Name,TypeSpec},_} -> - %% A specified field owerwrites any 'DEFAULT' or - %% 'OPTIONAL' field in the class - EmitFuncClause("Val"), - gen_encode_field_call(Erules,ObjName,Name,TypeSpec) - end, - case more_genfields(Rest) of - true -> - emit([";",nl]); - false -> - emit([".",nl]) - end, - gen_encode_objectfields(Erules,ClassName,Rest,ObjName,ObjectFields, - MaybeConstr++ConstrAcc); -gen_encode_objectfields(Erules,ClassName,[{objectfield,Name,_,_,OptOrMand}|Rest], - ObjName,ObjectFields,ConstrAcc) -> - CurrentMod = get(currmod), - EmitFuncClause = - fun(Attrs) -> - emit(["'enc_",ObjName,"'(",{asis,Name}, - ",",Attrs,") ->",nl]) - end, -% emit(["'enc_",ObjName,"'(",{asis,Name}, -% ", Val,[H|T]) ->",nl]), - case {get_object_field(Name,ObjectFields),OptOrMand} of - {false,'MANDATORY'} -> - exit({error,{asn1,{"missing mandatory field in object", - ObjName}}}); - {false,'OPTIONAL'} -> - EmitFuncClause("_,_"), - emit([" exit({error,{'use of missing field in object', ",{asis,Name}, - "}})"]); - {false,{'DEFAULT',_DefaultObject}} -> - exit({error,{asn1,{"not implemented yet",Name}}}); - {{Name,#'Externalvaluereference'{module=CurrentMod, - value=TypeName}},_} -> - EmitFuncClause(" Val, [H|T]"), - emit({indent(3),"'enc_",TypeName,"'(H, Val, T)"}); - {{Name,#'Externalvaluereference'{module=M,value=TypeName}},_} -> - EmitFuncClause(" Val, [H|T]"), - emit({indent(3),"'",M,"':'enc_",TypeName,"'(H, Val, T)"}); - {{Name,TypeSpec},_} -> - EmitFuncClause("Val,[H|T]"), - case TypeSpec#typedef.name of - {ExtMod,TypeName} -> - emit({indent(3),"'",ExtMod,"':'enc_",TypeName, - "'(H, Val, T)"}); - TypeName -> - emit({indent(3),"'enc_",TypeName,"'(H, Val, T)"}) - end - end, - case more_genfields(Rest) of - true -> - emit([";",nl]); - false -> - emit([".",nl]) - end, - gen_encode_objectfields(Erules,ClassName,Rest,ObjName,ObjectFields,ConstrAcc); -gen_encode_objectfields(Erules,ClassName,[_C|Cs],O,OF,Acc) -> - gen_encode_objectfields(Erules,ClassName,Cs,O,OF,Acc); -gen_encode_objectfields(_Erules,_,[],_,_,Acc) -> - Acc. - - - -gen_encode_constr_type(Erules,[TypeDef|Rest]) when is_record(TypeDef,typedef) -> - case is_already_generated(enc,TypeDef#typedef.name) of - true -> ok; - _ -> - Name = lists:concat(["enc_",TypeDef#typedef.name]), - emit({Name,"(Val) ->",nl}), - Def = TypeDef#typedef.typespec, - InnerType = asn1ct_gen:get_inner(Def#type.def), - asn1ct_gen:gen_encode_constructed(Erules,Name,InnerType,Def), - gen_encode_constr_type(Erules,Rest) - end; -gen_encode_constr_type(_,[]) -> - ok. - -gen_encode_field_call(_Erule,_ObjName,_FieldName, - #'Externaltypereference'{module=M,type=T}) -> - CurrentMod = get(currmod), - if - M == CurrentMod -> - emit({" 'enc_",T,"'(Val)"}), - []; - true -> - emit({" '",M,"':'enc_",T,"'(Val)"}), - [] - end; -gen_encode_field_call(Erule,ObjName,FieldName,Type) -> - Def = Type#typedef.typespec, - case Type#typedef.name of - {primitive,bif} -> - gen_encode_prim(Erule,Def,"false", - "Val"), - []; - {constructed,bif} -> - emit({" 'enc_",ObjName,'_',FieldName, - "'(Val)"}), - [Type#typedef{name=list_to_atom(lists:concat([ObjName,'_',FieldName]))}]; - {ExtMod,TypeName} -> - emit({" '",ExtMod,"':'enc_",TypeName, - "'(Val)"}), - []; - TypeName -> - emit({" 'enc_",TypeName,"'(Val)"}), - [] - end. - -gen_encode_default_call(Erules,ClassName,FieldName,Type) -> - CurrentMod = get(currmod), - InnerType = asn1ct_gen:get_inner(Type#type.def), - case asn1ct_gen:type(InnerType) of - {constructed,bif} -> -%% asn1ct_gen:gen_encode_constructed(Erules,Typename,InnerType,Type); - emit([" 'enc_",ClassName,'_',FieldName,"'(Val)"]), - [#typedef{name=list_to_atom(lists:concat([ClassName,'_',FieldName])), - typespec=Type}]; - {primitive,bif} -> - gen_encode_prim(Erules,Type,"false","Val"), - []; - #'Externaltypereference'{module=CurrentMod,type=Etype} -> - emit([" 'enc_",Etype,"'(Val)",nl]), - []; - #'Externaltypereference'{module=Emod,type=Etype} -> - emit([" '",Emod,"':'enc_",Etype,"'(Val)",nl]), - [] - end. - - - -gen_decode_objectfields(ClassName,[{typefield,Name,OptOrMand}|Rest], - ObjName,ObjectFields,ConstrAcc) -> - EmitFuncClause = - fun(Bytes) -> - emit(["'dec_",ObjName,"'(",{asis,Name},",",Bytes, - ",_,_RestPrimFieldName) ->",nl]) - end, -% emit(["'dec_",ObjName,"'(",{asis,Name}, -% ", Bytes, _, RestPrimFieldName) ->",nl]), - MaybeConstr= - case {get_object_field(Name,ObjectFields),OptOrMand} of - {false,'MANDATORY'} -> %% this case is illegal - exit({error,{asn1,{"missing mandatory field in object", - ObjName}}}); - {false,'OPTIONAL'} -> - EmitFuncClause("Bytes"), - emit([" {Bytes,[]}"]), - []; - {false,{'DEFAULT',DefaultType}} -> - EmitFuncClause("Bytes"), - gen_decode_default_call(ClassName,Name,"Bytes",DefaultType); - {{Name,TypeSpec},_} -> - %% A specified field owerwrites any 'DEFAULT' or - %% 'OPTIONAL' field in the class - EmitFuncClause("Bytes"), - gen_decode_field_call(ObjName,Name,"Bytes",TypeSpec) - end, - case more_genfields(Rest) of - true -> - emit([";",nl]); - false -> - emit([".",nl]) - end, - gen_decode_objectfields(ClassName,Rest,ObjName,ObjectFields,MaybeConstr++ConstrAcc); -gen_decode_objectfields(ClassName,[{objectfield,Name,_,_,OptOrMand}|Rest], - ObjName,ObjectFields,ConstrAcc) -> - CurrentMod = get(currmod), - EmitFuncClause = - fun(Attrs) -> - emit(["'dec_",ObjName,"'(",{asis,Name}, - ",",Attrs,") ->",nl]) - end, -% emit(["'dec_",ObjName,"'(",{asis,Name}, -% ", Bytes,_,[H|T]) ->",nl]), - case {get_object_field(Name,ObjectFields),OptOrMand} of - {false,'MANDATORY'} -> - exit({error,{asn1,{"missing mandatory field in object", - ObjName}}}); - {false,'OPTIONAL'} -> - EmitFuncClause("_,_,_"), - emit([" exit({error,{'illegal use of missing field in object', ",{asis,Name}, - "}})"]); - {false,{'DEFAULT',_DefaultObject}} -> - exit({error,{asn1,{"not implemented yet",Name}}}); - {{Name,#'Externalvaluereference'{module=CurrentMod, - value=TypeName}},_} -> - EmitFuncClause("Bytes,_,[H|T]"), - emit({indent(3),"'dec_",TypeName,"'(H, Bytes, telltype, T)"}); - {{Name,#'Externalvaluereference'{module=M,value=TypeName}},_} -> - EmitFuncClause("Bytes,_,[H|T]"), - emit({indent(3),"'",M,"':'dec_",TypeName, - "'(H, Bytes, telltype, T)"}); - {{Name,TypeSpec},_} -> - EmitFuncClause("Bytes,_,[H|T]"), - case TypeSpec#typedef.name of - {ExtMod,TypeName} -> - emit({indent(3),"'",ExtMod,"':'dec_",TypeName, - "'(H, Bytes, telltype, T)"}); - TypeName -> - emit({indent(3),"'dec_",TypeName,"'(H, Bytes, telltype, T)"}) - end - end, - case more_genfields(Rest) of - true -> - emit([";",nl]); - false -> - emit([".",nl]) - end, - gen_decode_objectfields(ClassName,Rest,ObjName,ObjectFields,ConstrAcc); -gen_decode_objectfields(CN,[_C|Cs],O,OF,CAcc) -> - gen_decode_objectfields(CN,Cs,O,OF,CAcc); -gen_decode_objectfields(_,[],_,_,CAcc) -> - CAcc. - - -gen_decode_field_call(_ObjName,_FieldName,Bytes, - #'Externaltypereference'{module=M,type=T}) -> - CurrentMod = get(currmod), - if - M == CurrentMod -> - emit([" 'dec_",T,"'(",Bytes,", telltype)"]), - []; - true -> - emit([" '",M,"':'dec_",T,"'(",Bytes,", telltype)"]), - [] - end; -gen_decode_field_call(ObjName,FieldName,Bytes,Type) -> - Def = Type#typedef.typespec, - case Type#typedef.name of - {primitive,bif} -> - gen_dec_prim(per,Def,Bytes), - []; - {constructed,bif} -> - emit({" 'dec_",ObjName,'_',FieldName, - "'(",Bytes,",telltype)"}), - [Type#typedef{name=list_to_atom(lists:concat([ObjName,'_',FieldName]))}]; - {ExtMod,TypeName} -> - emit({" '",ExtMod,"':'dec_",TypeName, - "'(",Bytes,", telltype)"}), - []; - TypeName -> - emit({" 'dec_",TypeName,"'(",Bytes,", telltype)"}), - [] - end. - -gen_decode_default_call(ClassName,FieldName,Bytes,Type) -> - CurrentMod = get(currmod), - InnerType = asn1ct_gen:get_inner(Type#type.def), - case asn1ct_gen:type(InnerType) of - {constructed,bif} -> - emit([" 'dec_",ClassName,'_',FieldName,"'(",Bytes,", telltype)"]), - [#typedef{name=list_to_atom(lists:concat([ClassName,'_',FieldName])), - typespec=Type}]; - {primitive,bif} -> - gen_dec_prim(per,Type,Bytes), - []; - #'Externaltypereference'{module=CurrentMod,type=Etype} -> - emit([" 'dec_",Etype,"'(",Bytes,", telltype)",nl]), - []; - #'Externaltypereference'{module=Emod,type=Etype} -> - emit([" '",Emod,"':'dec_",Etype,"'(",Bytes,", telltype)",nl]), - [] - end. - -%%%%%%%%%%%%%%% - - -gen_decode_constr_type(Erules,[TypeDef|Rest]) when is_record(TypeDef,typedef) -> - case is_already_generated(dec,TypeDef#typedef.name) of - true -> ok; - _ -> - gen_decode(Erules,TypeDef) - end, - gen_decode_constr_type(Erules,Rest); -gen_decode_constr_type(_,[]) -> - ok. - -%% Object Set code generating for encoding and decoding -%% ---------------------------------------------------- -gen_objectset_code(Erules,ObjSet) -> - ObjSetName = ObjSet#typedef.name, - Def = ObjSet#typedef.typespec, -%% {ClassName,ClassDef} = Def#'ObjectSet'.class, - #'Externaltypereference'{module=ClassModule, - type=ClassName} = Def#'ObjectSet'.class, - ClassDef = asn1_db:dbget(ClassModule,ClassName), - UniqueFName = Def#'ObjectSet'.uniquefname, - Set = Def#'ObjectSet'.set, - emit({nl,nl,nl,"%%================================"}), - emit({nl,"%% ",ObjSetName}), - emit({nl,"%%================================",nl}), - case ClassName of - {_Module,ExtClassName} -> - gen_objset_code(Erules,ObjSetName,UniqueFName,Set, - ExtClassName,ClassDef); - _ -> - gen_objset_code(Erules,ObjSetName,UniqueFName,Set, - ClassName,ClassDef) - end, - emit(nl). - -gen_objset_code(Erule,ObjSetName,UniqueFName,Set,ClassName,ClassDef)-> - ClassFields = (ClassDef#classdef.typespec)#objectclass.fields, - InternalFuncs= - gen_objset_enc(Erule,ObjSetName,UniqueFName,Set,ClassName, - ClassFields,1,[]), - gen_objset_dec(ObjSetName,UniqueFName,Set,ClassName,ClassFields,1), - gen_internal_funcs(Erule,InternalFuncs). - -gen_objset_enc(_Erule,_,{unique,undefined},_,_,_,_,_) -> - %% There is no unique field in the class of this object set - %% don't bother about the constraint - []; -gen_objset_enc(Erule,ObjSName,UniqueName,[{ObjName,Val,Fields},T|Rest], - ClName,ClFields,NthObj,Acc)-> - emit({"'getenc_",ObjSName,"'(",{asis,UniqueName},",", - {asis,Val},") ->",nl}), - CurrMod = get(currmod), - {InternalFunc,NewNthObj}= - case ObjName of - {no_mod,no_name} -> - gen_inlined_enc_funs(Erule,Fields,ClFields,ObjSName,NthObj); - {CurrMod,Name} -> - emit({" fun 'enc_",Name,"'/3"}), - {[],NthObj}; - {ModName,Name} -> - emit_ext_encfun(ModName,Name), -% emit([" {'",ModName,"', 'enc_",Name,"'}"]), - {[],NthObj}; - _ -> - emit({" fun 'enc_",ObjName,"'/3"}), - {[],NthObj} - end, - emit({";",nl}), - gen_objset_enc(Erule,ObjSName,UniqueName,[T|Rest],ClName,ClFields, - NewNthObj,InternalFunc++Acc); -gen_objset_enc(Erule,ObjSetName,UniqueName, - [{ObjName,Val,Fields}],_ClName,ClFields,NthObj,Acc) -> - - emit({"'getenc_",ObjSetName,"'(",{asis,UniqueName},",", - {asis,Val},") ->",nl}), - CurrMod = get(currmod), - {InternalFunc,_}= - case ObjName of - {no_mod,no_name} -> - gen_inlined_enc_funs(Erule,Fields,ClFields,ObjSetName,NthObj); - {CurrMod,Name} -> - emit({" fun 'enc_",Name,"'/3"}), - {[],NthObj}; - {ModName,Name} -> - emit_ext_encfun(ModName,Name), -% emit([" {'",ModName,"', 'enc_",Name,"'}"]), - {[],NthObj}; - _ -> - emit({" fun 'enc_",ObjName,"'/3"}), - {[],NthObj} - end, - emit([";",nl]), - emit_default_getenc(ObjSetName,UniqueName), - emit({".",nl,nl}), - InternalFunc++Acc; -gen_objset_enc(_Erule,ObjSetName,_UniqueName,['EXTENSIONMARK'],_ClName, - _ClFields,_NthObj,Acc) -> - emit({"'getenc_",ObjSetName,"'(_, _) ->",nl}), - emit({indent(3),"fun(_, Val, _) ->",nl}), - emit({indent(6),"BinVal = if",nl}), - emit({indent(9),"is_list(Val) -> list_to_binary(Val);",nl}), - emit({indent(9),"true -> Val",nl}), - emit({indent(6),"end,",nl}), - emit({indent(6),"Size = byte_size(BinVal),",nl}), - emit({indent(6),"if",nl}), - emit({indent(9),"Size < 256 ->",nl}), - emit({indent(12),"[20,Size,BinVal];",nl}), - emit({indent(9),"true ->",nl}), - emit({indent(12),"[21,<<Size:16>>,Val]",nl}), - emit({indent(6),"end",nl}), - emit({indent(3),"end.",nl,nl}), - Acc; -gen_objset_enc(_Erule,_,_,[],_,_,_,Acc) -> - Acc. - -emit_ext_encfun(ModuleName,Name) -> - emit([indent(4),"fun(T,V,O) -> '",ModuleName,"':'enc_", - Name,"'(T,V,O) end"]). - -emit_default_getenc(ObjSetName,UniqueName) -> - emit(["'getenc_",ObjSetName,"'(",{asis,UniqueName},", ErrV) ->",nl]), - emit([indent(4),"fun(C,V,_) -> exit({'Type not compatible with table constraint',{component,C},{value,V},{unique_name_and_value,",{asis,UniqueName},",ErrV}}) end"]). - - -%% gen_inlined_enc_funs for each object iterates over all fields of a -%% class, and for each typefield it checks if the object has that -%% field and emits the proper code. -gen_inlined_enc_funs(Erule,Fields,[{typefield,Name,_}|Rest],ObjSetName,NthObj) -> - CurrMod = get(currmod), - InternalDefFunName=asn1ct_gen:list2name([NthObj,Name,ObjSetName]), - case lists:keysearch(Name,1,Fields) of - {value,{_,Type}} when is_record(Type,type) -> - emit({indent(3),"fun(Type, Val, _) ->",nl, - indent(6),"case Type of",nl}), - {Ret,N}=emit_inner_of_fun(Erule,Type,InternalDefFunName), - gen_inlined_enc_funs1(Erule,Fields,Rest,ObjSetName,NthObj+N,Ret); - {value,{_,Type}} when is_record(Type,typedef) -> - emit({indent(3),"fun(Type, Val, _) ->",nl, - indent(6),"case Type of",nl}), - emit({indent(9),{asis,Name}," ->",nl}), - {Ret,N}=emit_inner_of_fun(Erule,Type,InternalDefFunName), - gen_inlined_enc_funs1(Erule,Fields,Rest,ObjSetName,NthObj+N,Ret); - {value,{_,#'Externaltypereference'{module=CurrMod,type=T}}} -> - emit({indent(3),"fun(Type, Val, _) ->",nl, - indent(6),"case Type of",nl}), - emit({indent(9),{asis,Name}," ->",nl}), - emit([indent(12),"'enc_",T,"'(Val)"]), -% {Ret,N} = emit_inner_of_fun(Erule,TDef,InternalDefFunName), - gen_inlined_enc_funs1(Erule,Fields,Rest,ObjSetName,NthObj,[]); - {value,{_,#'Externaltypereference'{module=M,type=T}}} -> - emit({indent(3),"fun(Type, Val, _) ->",nl, - indent(6),"case Type of",nl}), - emit({indent(9),{asis,Name}," ->",nl}), - emit([indent(12),"'",M,"'",":'enc_",T,"'(Val)"]), - gen_inlined_enc_funs1(Erule,Fields,Rest,ObjSetName,NthObj,[]); - false -> - emit([indent(3),"fun(Type, Val, _) ->",nl, - indent(6),"case Type of",nl, - indent(9),{asis,Name}," ->",nl, - indent(12),"Size = case Val of",nl, - indent(15),"B when is_binary(B) -> size(B);",nl, - indent(15),"_ -> length(Val)",nl, - indent(12),"end,",nl, - indent(12),"if",nl, - indent(15),"Size < 256 -> [20,Size,Val];",nl, - indent(15),"true -> [21,<<Size:16>>,Val]",nl, - indent(12),"end"]), - gen_inlined_enc_funs1(Erule,Fields,Rest,ObjSetName,NthObj,[]) - end; -gen_inlined_enc_funs(Erule,Fields,[_|Rest],ObjSetName,NthObj) -> - gen_inlined_enc_funs(Erule,Fields,Rest,ObjSetName,NthObj); -gen_inlined_enc_funs(_Erule,_,[],_,NthObj) -> - {[],NthObj}. - -gen_inlined_enc_funs1(Erule,Fields,[{typefield,Name,_}|Rest],ObjSetName, - NthObj,Acc) -> - CurrentMod = get(currmod), - InternalDefFunName = asn1ct_gen:list2name([NthObj,Name,ObjSetName]), - {Acc2,NAdd}= - case lists:keysearch(Name,1,Fields) of - {value,{_,Type}} when is_record(Type,type) -> - emit({";",nl}), - {Ret,N}=emit_inner_of_fun(Erule,Type,InternalDefFunName), - {Ret++Acc,N}; - {value,{_,Type}} when is_record(Type,typedef) -> - emit({";",nl,indent(9),{asis,Name}," ->",nl}), - {Ret,N}=emit_inner_of_fun(Erule,Type,InternalDefFunName), - {Ret++Acc,N}; - {value,{_,#'Externaltypereference'{module=CurrentMod,type=T}}} -> - emit({";",nl,indent(9),{asis,Name}," ->",nl}), - emit([indent(12),"'enc_",T,"'(Val)"]), - {Acc,0}; - {value,{_,#'Externaltypereference'{module=M,type=T}}} -> - emit({";",nl,indent(9),{asis,Name}," ->",nl}), - emit([indent(12),"'",M,"'",":'enc_",T,"'(Val)"]), - {Acc,0}; - false -> - emit([";",nl, - indent(9),{asis,Name}," ->",nl, - indent(12),"Size = case Val of",nl, - indent(15),"B when is_binary(B) -> size(B);",nl, - indent(15),"_ -> length(Val)",nl, - indent(12),"end,",nl, - indent(12),"if",nl, - indent(15),"Size < 256 -> [20,Size,Val];",nl, - indent(15),"true -> [21,<<Size:16>>,Val]",nl, - indent(12),"end"]), - {Acc,0} - end, - gen_inlined_enc_funs1(Erule,Fields,Rest,ObjSetName,NthObj+NAdd,Acc2); -gen_inlined_enc_funs1(Erule,Fields,[_|Rest],ObjSetName,NthObj,Acc)-> - gen_inlined_enc_funs1(Erule,Fields,Rest,ObjSetName,NthObj,Acc); -gen_inlined_enc_funs1(_Erule,_,[],_,NthObj,Acc) -> - emit({nl,indent(6),"end",nl}), - emit({indent(3),"end"}), - {Acc,NthObj}. - -emit_inner_of_fun(Erule,TDef=#typedef{name={ExtMod,Name},typespec=Type}, - InternalDefFunName) -> - case {ExtMod,Name} of - {primitive,bif} -> - emit(indent(12)), - gen_encode_prim(Erule,Type,dotag,"Val"), - {[],0}; - {constructed,bif} -> - emit([indent(12),"'enc_", - InternalDefFunName,"'(Val)"]), - {[TDef#typedef{name=InternalDefFunName}],1}; - _ -> - emit({indent(12),"'",ExtMod,"':'enc_",Name,"'(Val)"}), - {[],0} - end; -emit_inner_of_fun(_Erule,#typedef{name=Name},_) -> - emit({indent(12),"'enc_",Name,"'(Val)"}), - {[],0}; -emit_inner_of_fun(Erule,Type,_) when is_record(Type,type) -> - CurrMod = get(currmod), - case Type#type.def of - Def when is_atom(Def) -> - emit({indent(9),Def," ->",nl,indent(12)}), - gen_encode_prim(Erule,Type,dotag,"Val"); - TRef when is_record(TRef,typereference) -> - T = TRef#typereference.val, - emit({indent(9),T," ->",nl,indent(12),"'enc_",T,"'(Val)"}); - #'Externaltypereference'{module=CurrMod,type=T} -> - emit({indent(9),T," ->",nl,indent(12),"'enc_",T,"'(Val)"}); - #'Externaltypereference'{module=ExtMod,type=T} -> - emit({indent(9),T," ->",nl,indent(12),ExtMod,":'enc_", - T,"'(Val)"}) - end, - {[],0}. - -indent(N) -> - lists:duplicate(N,32). % 32 = space - - -gen_objset_dec(_,{unique,undefined},_,_,_,_) -> - %% There is no unique field in the class of this object set - %% don't bother about the constraint - ok; -gen_objset_dec(ObjSName,UniqueName,[{ObjName,Val,Fields},T|Rest],ClName, - ClFields,NthObj)-> - - emit({"'getdec_",ObjSName,"'(",{asis,UniqueName},",", - {asis,Val},") ->",nl}), - CurrMod = get(currmod), - NewNthObj= - case ObjName of - {no_mod,no_name} -> - gen_inlined_dec_funs(Fields,ClFields,ObjSName,NthObj); - {CurrMod,Name} -> - emit([" fun 'dec_",Name,"'/4"]), - NthObj; - {ModName,Name} -> - emit_ext_decfun(ModName,Name), -% emit([" {'",ModName,"', 'dec_",Name,"'}"]), - NthObj; - _ -> - emit({" fun 'dec_",ObjName,"'/4"}), - NthObj - end, - emit({";",nl}), - gen_objset_dec(ObjSName,UniqueName,[T|Rest],ClName,ClFields,NewNthObj); -gen_objset_dec(ObjSetName,UniqueName,[{ObjName,Val,Fields}],_ClName, - ClFields,NthObj) -> - - emit({"'getdec_",ObjSetName,"'(",{asis,UniqueName},",", - {asis,Val},") ->",nl}), - CurrMod=get(currmod), - case ObjName of - {no_mod,no_name} -> - gen_inlined_dec_funs(Fields,ClFields,ObjSetName,NthObj); - {CurrMod,Name} -> - emit([" fun 'dec_",Name,"'/4"]); - {ModName,Name} -> - emit_ext_decfun(ModName,Name); -% emit([" {'",ModName,"', 'dec_",Name,"'}"]); - _ -> - emit({" fun 'dec_",ObjName,"'/4"}) - end, - emit([";",nl]), - emit_default_getdec(ObjSetName,UniqueName), - emit({".",nl,nl}), - ok; -gen_objset_dec(ObjSetName,_,['EXTENSIONMARK'],_ClName,_ClFields, - _NthObj) -> - emit({"'getdec_",ObjSetName,"'(_, _) ->",nl}), - emit({indent(3),"fun(Attr1, Bytes, _, _) ->",nl}), - emit({indent(6),"{Bytes,Attr1}",nl}), - emit({indent(3),"end.",nl,nl}), - ok; -gen_objset_dec(_,_,[],_,_,_) -> - ok. - -emit_ext_decfun(ModuleName,Name) -> - emit([indent(3),"fun(T,V,O1,O2) -> '",ModuleName,"':'dec_", - Name,"'(T,V,O1,O2) end"]). - -emit_default_getdec(ObjSetName,UniqueName) -> - emit(["'getdec_",ObjSetName,"'(",{asis,UniqueName},", ErrV) ->",nl]), - emit([indent(2), "fun(C,V,_,_) -> exit({{component,C},{value,V},{unique_name_and_value,",{asis,UniqueName},",ErrV}}) end"]). - - -gen_inlined_dec_funs(Fields, List, ObjSetName, NthObj0) -> - emit([indent(3),"fun(Type, Val, _, _) ->",nl, - indent(6),"case Type of",nl]), - NthObj = gen_inlined_dec_funs1(Fields, List, ObjSetName, "", NthObj0), - emit([nl,indent(6),"end",nl, - indent(3),"end"]), - NthObj. - -gen_inlined_dec_funs1(Fields, [{typefield,Name,_}|Rest], - ObjSetName, Sep0, NthObj) -> - CurrentMod = get(currmod), - InternalDefFunName = [NthObj,Name,ObjSetName], - emit(Sep0), - Sep = [";",nl], - N = case lists:keyfind(Name, 1, Fields) of - {_,#type{}=Type} -> - emit_inner_of_decfun(Type, InternalDefFunName); - {_,#typedef{}=Type} -> - emit([indent(9),{asis,Name}," ->",nl]), - emit_inner_of_decfun(Type, InternalDefFunName); - {_,#'Externaltypereference'{module=CurrentMod,type=T}} -> - emit([indent(9),{asis,Name}," ->",nl, - indent(12),"'dec_",T,"'(Val,telltype)"]), - 0; - {_,#'Externaltypereference'{module=M,type=T}} -> - emit([indent(9),{asis,Name}," ->",nl, - indent(12),"'",M,"':'dec_",T,"'(Val,telltype)"]), - 0; - false -> - emit([indent(9),{asis,Name}," -> {Val,Type}"]), - 0 - end, - gen_inlined_dec_funs1(Fields, Rest, ObjSetName, Sep, NthObj+N); -gen_inlined_dec_funs1(Fields, [_|Rest], ObjSetName, Sep, NthObj) -> - gen_inlined_dec_funs1(Fields, Rest, ObjSetName, Sep, NthObj); -gen_inlined_dec_funs1(_, [], _, _, NthObj) -> NthObj. - -emit_inner_of_decfun(#typedef{name={ExtName,Name},typespec=Type}, - InternalDefFunName) -> - case {ExtName,Name} of - {primitive,bif} -> - emit(indent(12)), - gen_dec_prim(per,Type,"Val"), - 0; - {constructed,bif} -> - emit({indent(12),"'dec_", - asn1ct_gen:list2name(InternalDefFunName),"'(Val)"}), - 1; - _ -> - emit({indent(12),"'",ExtName,"':'dec_",Name, - "'(Val, telltype)"}), - 0 - end; -emit_inner_of_decfun(#typedef{name=Name},_) -> - emit({indent(12),"'dec_",Name,"'(Val, telltype)"}), - 0; -emit_inner_of_decfun(Type,_) when is_record(Type,type) -> - CurrMod = get(currmod), - case Type#type.def of - Def when is_atom(Def) -> - emit({indent(9),Def," ->",nl,indent(12)}), - gen_dec_prim(per, Type, "Val"); - TRef when is_record(TRef,typereference) -> - T = TRef#typereference.val, - emit({indent(9),T," ->",nl,indent(12),"'dec_",T,"'(Val)"}); - #'Externaltypereference'{module=CurrMod,type=T} -> - emit({indent(9),T," ->",nl,indent(12),"'dec_",T,"'(Val)"}); - #'Externaltypereference'{module=ExtMod,type=T} -> - emit({indent(9),T," ->",nl,indent(12),ExtMod,":'dec_", - T,"'(Val)"}) - end, - 0. - - -gen_internal_funcs(_Erules,[]) -> - ok; -gen_internal_funcs(Erules,[TypeDef|Rest]) -> - gen_encode_user(Erules,TypeDef), - emit([nl,nl,"'dec_",TypeDef#typedef.name,"'(Bytes) ->",nl]), - gen_decode_user(Erules,TypeDef), - gen_internal_funcs(Erules,Rest). - - - -%% DECODING ***************************** -%%*************************************** - - -gen_decode(Erules,Type) when is_record(Type,typedef) -> - D = Type, - emit({nl,nl}), - emit({"'dec_",Type#typedef.name,"'(Bytes,_) ->",nl}), - dbdec(Type#typedef.name), - gen_decode_user(Erules,D). - -gen_decode(Erules,Tname,#'ComponentType'{name=Cname,typespec=Type}) -> - NewTname = [Cname|Tname], - gen_decode(Erules,NewTname,Type); - -gen_decode(Erules,Typename,Type) when is_record(Type,type) -> - InnerType = asn1ct_gen:get_inner(Type#type.def), - case asn1ct_gen:type(InnerType) of - {constructed,bif} -> - ObjFun = - case Type#type.tablecinf of - [{objfun,_}|_R] -> - ", ObjFun"; - _ -> - "" - end, - emit({nl,"'dec_",asn1ct_gen:list2name(Typename), - "'(Bytes,_",ObjFun,") ->",nl}), - dbdec(Typename), - asn1ct_gen:gen_decode_constructed(Erules,Typename,InnerType,Type); - _ -> - true - end. - -dbdec(Type) when is_list(Type)-> - demit({"io:format(\"decoding: ",asn1ct_gen:list2name(Type),"~w~n\",[Bytes]),",nl}); -dbdec(Type) -> - demit({"io:format(\"decoding: ",{asis,Type},"~w~n\",[Bytes]),",nl}). - -gen_decode_user(Erules,D) when is_record(D,typedef) -> - CurrMod = get(currmod), - Typename = [D#typedef.name], - Def = D#typedef.typespec, - InnerType = asn1ct_gen:get_inner(Def#type.def), - case asn1ct_gen:type(InnerType) of - {primitive,bif} -> - gen_dec_prim(Erules,Def,"Bytes"), - emit({".",nl,nl}); - 'ASN1_OPEN_TYPE' -> - gen_dec_prim(Erules,Def#type{def='ASN1_OPEN_TYPE'},"Bytes"), - emit({".",nl,nl}); - {constructed,bif} -> - asn1ct_gen:gen_decode_constructed(Erules,Typename,InnerType,D); - #typereference{val=Dname} -> - emit({"'dec_",Dname,"'(Bytes,telltype)"}), - emit({".",nl,nl}); - #'Externaltypereference'{module=CurrMod,type=Etype} -> - emit({"'dec_",Etype,"'(Bytes,telltype).",nl,nl}); - #'Externaltypereference'{module=Emod,type=Etype} -> - emit({"'",Emod,"':'dec_",Etype,"'(Bytes,telltype).",nl,nl}); - Other -> - exit({error,{asn1,{unknown,Other}}}) - end. - - - -gen_dec_prim(Erules, Att, BytesVar) -> - asn1ct_gen_per:gen_dec_prim(Erules, Att, BytesVar). - -%% For PER the ExtensionAdditionGroup notation has significance for the encoding and decoding -%% the components within the ExtensionAdditionGroup is treated in a similar way as if they -%% have been specified within a SEQUENCE, therefore we construct a fake sequence type here -%% so that we can generate code for it -extaddgroup2sequence(ExtList) -> - extaddgroup2sequence(ExtList,0,[]). - -extaddgroup2sequence([{'ExtensionAdditionGroup',Number0}|T],ExtNum,Acc) -> - Number = case Number0 of undefined -> 1; _ -> Number0 end, - {ExtGroupComps,['ExtensionAdditionGroupEnd'|T2]} = - lists:splitwith(fun(Elem) -> is_record(Elem,'ComponentType') end,T), - extaddgroup2sequence(T2,ExtNum+1, - [#'ComponentType'{ - name=list_to_atom("ExtAddGroup"++ - integer_to_list(ExtNum+1)), - typespec=#type{def=#'SEQUENCE'{ - extaddgroup=Number, - components=ExtGroupComps}}, - prop='OPTIONAL'}|Acc]); -extaddgroup2sequence([C|T],ExtNum,Acc) -> - extaddgroup2sequence(T,ExtNum,[C|Acc]); -extaddgroup2sequence([],_,Acc) -> - lists:reverse(Acc). diff --git a/lib/asn1/src/asn1ct_imm.erl b/lib/asn1/src/asn1ct_imm.erl index 4b2c3b1b65..bf362db843 100644 --- a/lib/asn1/src/asn1ct_imm.erl +++ b/lib/asn1/src/asn1ct_imm.erl @@ -25,6 +25,7 @@ per_dec_length/3,per_dec_named_integer/3, per_dec_octet_string/2,per_dec_open_type/1,per_dec_real/1, per_dec_restricted_string/1]). +-export([per_dec_constrained/3,per_dec_normally_small_number/1]). -export([optimize_alignment/1,optimize_alignment/2, dec_slim_cg/2,dec_code_gen/2]). -export([effective_constraint/2]). @@ -85,7 +86,7 @@ per_dec_enumerated(BaseNamedList, NamedListExt0, Aligned) -> bit_case(Base, Ext). per_dec_extension_map(Aligned) -> - Len = {add,per_dec_normally_small_number(Aligned),1}, + Len = per_dec_normally_small_length(Aligned), {get_bits,Len,[1,bitstring]}. per_dec_integer(Constraint0, Aligned) -> @@ -94,18 +95,16 @@ per_dec_integer(Constraint0, Aligned) -> per_dec_length(SingleValue, _, _Aligned) when is_integer(SingleValue) -> {value,SingleValue}; -per_dec_length({S,S}, _, _Aligned) when is_integer(S) -> - {value,S}; -per_dec_length({{_,_}=Constr,_}, AllowZero, Aligned) -> +per_dec_length({{Fixed,Fixed},[]}, AllowZero, Aligned) -> + bit_case(per_dec_length(Fixed, AllowZero, Aligned), + per_dec_length(no, AllowZero, Aligned)); +per_dec_length({{_,_}=Constr,[]}, AllowZero, Aligned) -> bit_case(per_dec_length(Constr, AllowZero, Aligned), - per_dec_length(undefined, AllowZero, Aligned)); + per_dec_length(no, AllowZero, Aligned)); per_dec_length({Lb,Ub}, _AllowZero, Aligned) when is_integer(Lb), - is_integer(Lb), - Ub =< 65535 -> + is_integer(Lb) -> per_dec_constrained(Lb, Ub, Aligned); -per_dec_length({_,_}, AllowZero, Aligned) -> - decode_unconstrained_length(AllowZero, Aligned); -per_dec_length(undefined, AllowZero, Aligned) -> +per_dec_length(no, AllowZero, Aligned) -> decode_unconstrained_length(AllowZero, Aligned). per_dec_named_integer(Constraint, NamedList0, Aligned) -> @@ -114,17 +113,27 @@ per_dec_named_integer(Constraint, NamedList0, Aligned) -> {map,Int,NamedList}. per_dec_k_m_string(StringType, Constraint, Aligned) -> - SzConstr = get_constraint(Constraint, 'SizeConstraint'), + SzConstr = effective_constraint(bitstring, Constraint), N = string_num_bits(StringType, Constraint, Aligned), - Imm = dec_string(SzConstr, N, Aligned), + %% X.691 (07/2002) 27.5.7 says if the upper bound times the number + %% of bits is greater than or equal to 16, then the bit field should + %% be aligned. + Imm = dec_string(SzConstr, N, Aligned, fun(_, Ub) -> Ub >= 16 end), Chars = char_tab(Constraint, StringType, N), convert_string(N, Chars, Imm). per_dec_octet_string(Constraint, Aligned) -> - dec_string(Constraint, 8, Aligned). + dec_string(Constraint, 8, Aligned, + %% Aligned unless the size is fixed and =< 16. + fun(Sv, Sv) -> Sv > 16; + (_, _) -> true + end). per_dec_raw_bitstring(Constraint, Aligned) -> - dec_string(Constraint, 1, Aligned). + dec_string(Constraint, 1, Aligned, + fun(Sv, Sv) -> Sv > 16; + (_, _) -> true + end). per_dec_open_type(Aligned) -> {get_bits,decode_unconstrained_length(true, Aligned), @@ -148,21 +157,21 @@ per_dec_restricted_string(Aligned) -> %%% Local functions. %%% -dec_string(Sv, U, _Aligned) when is_integer(Sv), U*Sv =< 16 -> - {get_bits,Sv,[U,binary]}; -dec_string(Sv, U, Aligned) when is_integer(Sv), Sv < 16#10000 -> +dec_string(Sv, U, Aligned0, AF) when is_integer(Sv) -> + Bits = U*Sv, + Aligned = Aligned0 andalso AF(Bits, Bits), {get_bits,Sv,[U,binary,{align,Aligned}]}; -dec_string([_|_]=C, U, Aligned) when is_list(C) -> - dec_string({hd(C),lists:max(C)}, U, Aligned); -dec_string({Sv,Sv}, U, Aligned) -> - dec_string(Sv, U, Aligned); -dec_string({{_,_}=C,_}, U, Aligned) -> - bit_case(dec_string(C, U, Aligned), - dec_string(no, U, Aligned)); -dec_string({Lb,Ub}, U, Aligned) when Ub < 16#10000 -> - Len = per_dec_constrained(Lb, Ub, Aligned), +dec_string({{Sv,Sv},[]}, U, Aligned, AF) -> + bit_case(dec_string(Sv, U, Aligned, AF), + dec_string(no, U, Aligned, AF)); +dec_string({{_,_}=C,[]}, U, Aligned, AF) -> + bit_case(dec_string(C, U, Aligned, AF), + dec_string(no, U, Aligned, AF)); +dec_string({Lb,Ub}, U, Aligned0, AF) -> + Len = per_dec_constrained(Lb, Ub, Aligned0), + Aligned = Aligned0 andalso AF(Lb*U, Ub*U), {get_bits,Len,[U,binary,{align,Aligned}]}; -dec_string(_, U, Aligned) -> +dec_string(_, U, Aligned, _AF) -> Al = [{align,Aligned}], DecRest = fun(V, Buf) -> asn1ct_func:call(per_common, @@ -189,7 +198,7 @@ per_dec_enumerated_fix_list([], Tail, _) -> Tail. per_dec_integer_1([{'SingleValue',Value}], _Aligned) -> {value,Value}; per_dec_integer_1([{'ValueRange',{Lb,'MAX'}}], Aligned) when is_integer(Lb) -> - per_dec_unconstrained(Aligned); + per_decode_semi_constrained(Lb, Aligned); per_dec_integer_1([{'ValueRange',{Lb,Ub}}], Aligned) when is_integer(Lb), is_integer(Ub) -> per_dec_constrained(Lb, Ub, Aligned); @@ -231,6 +240,11 @@ per_dec_normally_small_number(Aligned) -> Unlimited = per_decode_semi_constrained(0, Aligned), bit_case(Small, Unlimited). +per_dec_normally_small_length(Aligned) -> + Small = {add,{get_bits,6,[1]},1}, + Unlimited = decode_unconstrained_length(false, Aligned), + bit_case(Small, Unlimited). + per_decode_semi_constrained(Lb, Aligned) -> add_lb(Lb, {get_bits,decode_unconstrained_length(false, Aligned),[8]}). @@ -700,7 +714,27 @@ effective_constraint(integer, C) -> VR = effective_constr('ValueRange', VRs), greatest_common_range(SV, VR); effective_constraint(bitstring, C) -> - get_constraint(C, 'SizeConstraint'). + case get_constraint(C, 'SizeConstraint') of + {{Lb,Ub},[]}=Range when is_integer(Lb) -> + if + is_integer(Ub), Ub < 16#10000 -> + Range; + true -> + no + end; + {Lb,Ub}=Range when is_integer(Lb) -> + if + is_integer(Ub), Ub < 16#10000 -> + if + Lb =:= Ub -> Lb; + true -> Range + end; + true -> + no + end; + no -> + no + end. effective_constr(_, []) -> []; effective_constr('SingleValue', List) -> diff --git a/lib/asn1/src/asn1ct_name.erl b/lib/asn1/src/asn1ct_name.erl index 3ab6f7b0ed..c0c2ed302c 100644 --- a/lib/asn1/src/asn1ct_name.erl +++ b/lib/asn1/src/asn1ct_name.erl @@ -21,13 +21,8 @@ %%-compile(export_all). -export([start/0, - stop/0, - push/1, - pop/1, curr/1, clear/0, - delete/1, - active/1, prev/1, next/1, all/1, @@ -43,30 +38,19 @@ start() -> end)), ok; _Pid -> - already_started + %% Already started. Clear the variables. + clear() end. -stop() -> - req(stop), - erase(?MODULE). - name_server_loop({Ref, Parent} = Monitor,Vars) -> %% io:format("name -- ~w~n",[Vars]), receive + {_From,clear} -> + name_server_loop(Monitor, []); {From,{current,Variable}} -> From ! {?MODULE,get_curr(Vars,Variable)}, name_server_loop(Monitor,Vars); - {From,{pop,Variable}} -> - From ! {?MODULE,done}, - name_server_loop(Monitor,pop_var(Vars,Variable)); - {From,{push,Variable}} -> - From ! {?MODULE,done}, - name_server_loop(Monitor,push_var(Vars,Variable)); - {From,{delete,Variable}} -> - From ! {?MODULE,done}, - name_server_loop(Monitor,delete_var(Vars,Variable)); - {From,{new,Variable}} -> - From ! {?MODULE,done}, + {_From,{new,Variable}} -> name_server_loop(Monitor,new_var(Vars,Variable)); {From,{prev,Variable}} -> From ! {?MODULE,get_prev(Vars,Variable)}, @@ -74,32 +58,29 @@ name_server_loop({Ref, Parent} = Monitor,Vars) -> {From,{next,Variable}} -> From ! {?MODULE,get_next(Vars,Variable)}, name_server_loop(Monitor,Vars); - {'DOWN', Ref, process, Parent, Reason} -> - exit(Reason); - {From,stop} -> - From ! {?MODULE,stopped} - end. - -active(V) -> - case curr(V) of - nil -> false; - _ -> true + {'DOWN', Ref, process, Parent, Reason} -> + exit(Reason) end. req(Req) -> - get(?MODULE) ! {self(), Req}, + Pid = get(?MODULE), + Ref = monitor(process, Pid), + Pid ! {self(), Req}, receive - {?MODULE, Reply} -> Reply - after 5000 -> - exit(name_server_timeout) + {?MODULE, Reply} -> + Reply; + {'DOWN', Ref, process, Pid, Reason} -> + error({name_server_died,Reason}) end. -pop(V) -> req({pop,V}). -push(V) -> req({push,V}). -clear() -> stop(), start(). +cast(Req) -> + get(?MODULE) ! {self(), Req}, + ok. + +clear() -> cast(clear). curr(V) -> req({current,V}). -new(V) -> req({new,V}). -delete(V) -> req({delete,V}). +new(V) -> cast({new,V}). + prev(V) -> case req({prev,V}) of none -> @@ -108,11 +89,7 @@ prev(V) -> end. next(V) -> - case req({next,V}) of - none -> - exit('cant get next of none'); - Rep -> Rep - end. + req({next,V}). all(V) -> Curr = curr(V), @@ -146,81 +123,36 @@ get_digs([H|T]) -> [] end. -push_var(Vars,Variable) -> - case lists:keysearch(Variable,1,Vars) of - false -> - [{Variable,[0]}|Vars]; - {value,{Variable,[Digit|Drest]}} -> - NewVars = lists:keydelete(Variable,1,Vars), - [{Variable,[Digit,Digit|Drest]}|NewVars] - end. - -pop_var(Vars,Variable) -> - case lists:keysearch(Variable,1,Vars) of - false -> - ok; - {value,{Variable,[_Dig]}} -> - lists:keydelete(Variable,1,Vars); - {value,{Variable,[_Dig|Digits]}} -> - NewVars = lists:keydelete(Variable,1,Vars), - [{Variable,Digits}|NewVars] - end. - -get_curr([],Variable) -> +get_curr([], Variable) -> Variable; -get_curr([{Variable,[0|_Drest]}|_Tail],Variable) -> - Variable; -get_curr([{Variable,[Digit|_Drest]}|_Tail],Variable) -> - list_to_atom(lists:concat([Variable,integer_to_list(Digit)])); - -get_curr([_|Tail],Variable) -> - get_curr(Tail,Variable). - -new_var(Vars,Variable) -> - case lists:keysearch(Variable,1,Vars) of - false -> - [{Variable,[1]}|Vars]; - {value,{Variable,[Digit|Drest]}} -> - NewVars = lists:keydelete(Variable,1,Vars), - [{Variable,[Digit+1|Drest]}|NewVars] - end. +get_curr([{Variable,Digit}|_Tail], Variable) -> + list_to_atom(lists:concat([Variable,Digit])); +get_curr([_|Tail], Variable) -> + get_curr(Tail, Variable). -delete_var(Vars,Variable) -> - case lists:keysearch(Variable,1,Vars) of +new_var(Vars, Variable) -> + case lists:keyfind(Variable, 1, Vars) of false -> - Vars; - {value,{Variable,[N]}} when N =< 1 -> - lists:keydelete(Variable,1,Vars); - {value,{Variable,[Digit|Drest]}} -> - case Digit of - 0 -> - Vars; - _ -> - NewVars = lists:keydelete(Variable,1,Vars), - [{Variable,[Digit-1|Drest]}|NewVars] - end + [{Variable,1}|Vars]; + {Variable,Digit} -> + NewVars = lists:keydelete(Variable, 1, Vars), + [{Variable,Digit+1}|NewVars] end. -get_prev(Vars,Variable) -> - case lists:keysearch(Variable,1,Vars) of +get_prev(Vars, Variable) -> + case lists:keyfind(Variable, 1, Vars) of false -> none; - {value,{Variable,[Digit|_]}} when Digit =< 1 -> + {Variable,Digit} when Digit =< 1 -> Variable; - {value,{Variable,[Digit|_]}} when Digit > 1 -> - list_to_atom(lists:concat([Variable, - integer_to_list(Digit-1)])); - _ -> - none + {Variable,Digit} when Digit > 1 -> + list_to_atom(lists:concat([Variable,Digit-1])) end. -get_next(Vars,Variable) -> - case lists:keysearch(Variable,1,Vars) of +get_next(Vars, Variable) -> + case lists:keyfind(Variable, 1, Vars) of false -> list_to_atom(lists:concat([Variable,"1"])); - {value,{Variable,[Digit|_]}} when Digit >= 0 -> - list_to_atom(lists:concat([Variable, - integer_to_list(Digit+1)])); - _ -> - none + {Variable,Digit} when Digit >= 0 -> + list_to_atom(lists:concat([Variable,Digit+1])) end. diff --git a/lib/asn1/src/asn1ct_parser2.erl b/lib/asn1/src/asn1ct_parser2.erl index 9e1fcce2b1..344fdf44dd 100644 --- a/lib/asn1/src/asn1ct_parser2.erl +++ b/lib/asn1/src/asn1ct_parser2.erl @@ -23,6 +23,10 @@ -export([parse/1]). -include("asn1_records.hrl"). +%% Only used internally within this module. +-record(typereference, {pos,val}). +-record(constraint,{c,e}). + %% parse all types in module parse(Tokens) -> case catch parse_ModuleDefinition(Tokens) of @@ -458,7 +462,8 @@ parse_BuiltinType([{'INSTANCE',_},{'OF',_}|Rest]) -> {DefinedObjectClass,Rest2} = parse_DefinedObjectClass(Rest), case Rest2 of [{'(',_}|_] -> - {Constraint,Rest3} = parse_Constraint(Rest2), + {Constraint0,Rest3} = parse_Constraint(Rest2), + Constraint = merge_constraints([Constraint0]), {#type{def={'INSTANCE OF',DefinedObjectClass,Constraint}},Rest3}; _ -> {#type{def={'INSTANCE OF',DefinedObjectClass,[]}},Rest2} diff --git a/lib/asn1/src/asn1ct_value.erl b/lib/asn1/src/asn1ct_value.erl index 764555c4d2..ecdfa3f645 100644 --- a/lib/asn1/src/asn1ct_value.erl +++ b/lib/asn1/src/asn1ct_value.erl @@ -51,8 +51,6 @@ from_type(M,Typename,Type) when is_record(Type,type) -> from_type(Emod,Etype); {_,user} -> from_type(M,InnerType); - {notype,_} -> - true; {primitive,bif} -> from_type_prim(M, Type); 'ASN1_OPEN_TYPE' -> @@ -216,8 +214,6 @@ from_type_prim(M, D) -> _ -> [lists:nth(random(length(NN)),NN)] end; - 'ANY' -> - exit({asn1_error,nyi,'ANY'}); 'NULL' -> 'NULL'; 'OBJECT IDENTIFIER' -> diff --git a/lib/asn1/src/asn1rtt_ber.erl b/lib/asn1/src/asn1rtt_ber.erl index 5fbf116747..b5429fe324 100644 --- a/lib/asn1/src/asn1rtt_ber.erl +++ b/lib/asn1/src/asn1rtt_ber.erl @@ -27,7 +27,8 @@ skip_ExtensionAdditions/2]). -export([encode_boolean/2,decode_boolean/2, encode_integer/2,encode_integer/3, - decode_integer/3,decode_integer/4, + decode_integer/2,decode_integer/3, + decode_named_integer/3,decode_named_integer/4, encode_enumerated/2,decode_enumerated/3, encode_bit_string/4, decode_named_bit_string/3, @@ -41,9 +42,7 @@ decode_restricted_string/2,decode_restricted_string/3, encode_universal_string/2,decode_universal_string/3, encode_UTF8_string/2,decode_UTF8_string/2, - encode_BMP_string/2,decode_BMP_string/3, - encode_generalized_time/2,decode_generalized_time/3, - encode_utc_time/2,decode_utc_time/3]). + encode_BMP_string/2,decode_BMP_string/3]). -export([encode_open_type/2,decode_open_type/2, decode_open_type_as_binary/2]). @@ -700,11 +699,20 @@ encode_integer_neg(N, Acc) -> %% (Buffer, Range, NamedNumberList, HasTag, TotalLen) -> {Integer, Remain, RemovedBytes} %%=============================================================================== -decode_integer(Tlv, Range, NamedNumberList, TagIn) -> +decode_named_integer(Tlv, NamedNumberList, TagIn) -> + V = match_tags(Tlv, TagIn), + Int = decode_integer(V), + number2name(Int, NamedNumberList). + +decode_named_integer(Tlv, Range, NamedNumberList, TagIn) -> V = match_tags(Tlv, TagIn), Int = range_check_integer(decode_integer(V), Range), number2name(Int, NamedNumberList). +decode_integer(Tlv, TagIn) -> + V = match_tags(Tlv, TagIn), + decode_integer(V). + decode_integer(Tlv, Range, TagIn) -> V = match_tags(Tlv, TagIn), Int = decode_integer(V), @@ -715,21 +723,10 @@ decode_integer(Bin) -> <<Int:Len/signed-unit:8>> = Bin, Int. +range_check_integer(Int, {Lb,Ub}) when Lb =< Int, Int =< Ub -> + Int; range_check_integer(Int, Range) -> - case Range of - [] -> % No length constraint - Int; - {Lb,Ub} when Int >= Lb, Ub >= Int -> % variable length constraint - Int; - {_,_} -> - exit({error,{asn1,{integer_range,Range,Int}}}); - Int -> % fixed value constraint - Int; - SingleValue when is_integer(SingleValue) -> - exit({error,{asn1,{integer_range,Range,Int}}}); - _ -> % some strange constraint that we don't support yet - Int - end. + exit({error,{asn1,{integer_range,Range,Int}}}). number2name(Int, []) -> Int; @@ -838,8 +835,8 @@ int_to_bitlist(Int) when is_integer(Int), Int >= 0 -> %% and BinBits is a binary representing the BIT STRING. %%================================================================= encode_bin_bit_string(C,{Unused,BinBits},_NamedBitList,TagIn)-> - case get_constraint(C,'SizeConstraint') of - no -> + case C of + [] -> remove_unused_then_dotag(TagIn, Unused, BinBits); {_Min,Max} -> BBLen = (byte_size(BinBits)*8)-Unused, @@ -885,8 +882,8 @@ remove_unused_then_dotag(TagIn,Unused,BinBits) -> encode_bit_string_named(C, [FirstVal | RestVal], NamedBitList, TagIn) -> ToSetPos = get_all_bitposes([FirstVal | RestVal], NamedBitList, []), Size = - case get_constraint(C,'SizeConstraint') of - no -> + case C of + [] -> lists:max(ToSetPos)+1; {_Min,Max} -> Max; @@ -943,8 +940,8 @@ make_and_set_list(Len, [], XPos) -> %% Encode bit string for lists of ones and zeroes %%================================================================= encode_bit_string_bits(C, BitListVal, _NamedBitList, TagIn) when is_list(BitListVal) -> - case get_constraint(C,'SizeConstraint') of - no -> + case C of + [] -> {Len, Unused, OctetList} = encode_bitstring(BitListVal), %%add unused byte to the Len encode_tags(TagIn, [Unused | OctetList], Len+1); @@ -957,7 +954,7 @@ encode_bit_string_bits(C, BitListVal, _NamedBitList, TagIn) when is_list(BitList Constr={{_,_},{_,_}} ->%{{Min1,Max1},{Min2,Max2}} %% constraint with extension mark encode_constr_bit_str_bits(Constr,BitListVal,TagIn); - Size -> + Size when is_integer(Size) -> case length(BitListVal) of BitSize when BitSize == Size -> {Len, Unused, OctetList} = encode_bitstring(BitListVal), @@ -1266,27 +1263,14 @@ decode_restricted_string(Tlv, Range, TagsIn) -> Bin = match_and_collect(Tlv, TagsIn), check_restricted_string(binary_to_list(Bin), byte_size(Bin), Range). -check_restricted_string(Val, StrLen, Range) -> - case Range of - {Lb,Ub} when StrLen >= Lb, Ub >= StrLen -> % variable length constraint - Val; - {{Lb,_Ub},[]} when StrLen >= Lb -> - Val; - {{Lb,_Ub},_Ext=[Min|_]} when StrLen >= Lb; StrLen >= Min -> - Val; - {{Lb1,Ub1},{Lb2,Ub2}} when StrLen >= Lb1, StrLen =< Ub1; - StrLen =< Ub2, StrLen >= Lb2 -> - Val; - StrLen -> % fixed length constraint - Val; - {_,_} -> - exit({error,{asn1,{length,Range,Val}}}); - _Len when is_integer(_Len) -> - exit({error,{asn1,{length,Range,Val}}}); - _ -> % some strange constraint that we don't support yet - Val - end. - +check_restricted_string(Val, _Len, []) -> + Val; +check_restricted_string(Val, Len, {Lb,Ub}) when Lb =< Len, Len =< Ub -> + Val; +check_restricted_string(Val, Len, Len) -> + Val; +check_restricted_string(Val, _Len, Range) -> + exit({error,{asn1,{length,Range,Val}}}). %%============================================================================ %% encode Universal string @@ -1390,56 +1374,6 @@ mk_BMP_string([0,B|T], US) -> mk_BMP_string([C,D|T], US) -> mk_BMP_string(T, [{0,0,C,D}|US]). - -%%============================================================================ -%% Generalized time, ITU_T X.680 Chapter 39 -%% -%% encode Generalized time -%%============================================================================ - -encode_generalized_time(OctetList, TagIn) -> - encode_tags(TagIn, OctetList, length(OctetList)). - -%%============================================================================ -%% decode Generalized time -%% (Buffer, Range, HasTag, TotalLen) -> {String, Remain, RemovedBytes} -%%============================================================================ - -decode_generalized_time(Tlv, _Range, Tags) -> - Val = match_tags(Tlv, Tags), - NewVal = case Val of - [_H|_T]=PartList -> % constructed - collect_parts(PartList); - Bin -> - Bin - end, - binary_to_list(NewVal). - -%%============================================================================ -%% Universal time, ITU_T X.680 Chapter 40 -%% -%% encode UTC time -%%============================================================================ - -encode_utc_time(OctetList, TagIn) -> - encode_tags(TagIn, OctetList, length(OctetList)). - -%%============================================================================ -%% decode UTC time -%% (Buffer, Range, HasTag, TotalLen) -> {String, Remain, RemovedBytes} -%%============================================================================ - -decode_utc_time(Tlv, _Range, Tags) -> - Val = match_tags(Tlv, Tags), - NewVal = case Val of - [_|_]=PartList -> % constructed - collect_parts(PartList); - Bin -> - Bin - end, - binary_to_list(NewVal). - - %%============================================================================ %% Length handling %% @@ -1535,14 +1469,6 @@ match_and_collect(Tlv, TagsIn) -> Bin end. -get_constraint(C, Key) -> - case lists:keyfind(Key, 1, C) of - false -> - no; - {_,V} -> - V - end. - collect_parts(TlvList) -> collect_parts(TlvList, []). diff --git a/lib/asn1/src/asn1rtt_per.erl b/lib/asn1/src/asn1rtt_per.erl index aa6cf4da0a..9f4b7500d8 100644 --- a/lib/asn1/src/asn1rtt_per.erl +++ b/lib/asn1/src/asn1rtt_per.erl @@ -19,7 +19,7 @@ -module(asn1rtt_per). -export([setext/1, fixextensions/2, - skipextensions/3, getbit/1, getchoice/3, + skipextensions/3, set_choice/3,encode_integer/2, encode_small_number/1, encode_constrained_number/2, @@ -36,7 +36,7 @@ encode_VideotexString/2, encode_ObjectDescriptor/2, encode_UTF8String/1, - encode_octet_string/3, + encode_octet_string/2, encode_known_multiplier_string/4, octets_to_complete/2]). @@ -88,23 +88,6 @@ skipextensions(Bytes0, Nr, ExtensionBitstr) when is_bitstring(ExtensionBitstr) - Bytes0 end. - -getchoice(Bytes, 1, 0) -> % only 1 alternative is not encoded - {0,Bytes}; -getchoice(Bytes, _, 1) -> - decode_small_number(Bytes); -getchoice(Bytes, NumChoices, 0) -> - decode_constrained_number(Bytes, {0,NumChoices-1}). - - -getbit(Buffer) -> - <<B:1,Rest/bitstring>> = Buffer, - {B,Rest}. - -getbits(Buffer, Num) when is_bitstring(Buffer) -> - <<Bs:Num,Rest/bitstring>> = Buffer, - {Bs,Rest}. - align(Bin) when is_binary(Bin) -> Bin; align(BitStr) when is_bitstring(BitStr) -> @@ -112,28 +95,6 @@ align(BitStr) when is_bitstring(BitStr) -> <<_:AlignBits,Rest/binary>> = BitStr, Rest. - -%% First align buffer, then pick the first Num octets. -%% Returns octets as an integer with bit significance as in buffer. -getoctets(Buffer, Num) when is_binary(Buffer) -> - <<Val:Num/integer-unit:8,RestBin/binary>> = Buffer, - {Val,RestBin}; -getoctets(Buffer, Num) when is_bitstring(Buffer) -> - AlignBits = bit_size(Buffer) rem 8, - <<_:AlignBits,Val:Num/integer-unit:8,RestBin/binary>> = Buffer, - {Val,RestBin}. - - -%% First align buffer, then pick the first Num octets. -%% Returns octets as a binary -getoctets_as_bin(Bin,Num) when is_binary(Bin) -> - <<Octets:Num/binary,RestBin/binary>> = Bin, - {Octets,RestBin}; -getoctets_as_bin(Bin,Num) when is_bitstring(Bin) -> - AlignBits = bit_size(Bin) rem 8, - <<_:AlignBits,Val:Num/binary,RestBin/binary>> = Bin, - {Val,RestBin}. - %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %% set_choice(Alt,Choices,Altnum) -> ListofBitSettings %% Alt = atom() @@ -185,15 +146,7 @@ set_choice_tag(_Alt,[],_Tag) -> %% | binary %% Contraint = not used in this version %% -encode_open_type(Val) when is_list(Val) -> - Bin = list_to_binary(Val), - case byte_size(Bin) of - Size when Size > 255 -> - [encode_length(Size),21,<<Size:16>>,Bin]; - Size -> - [encode_length(Size),20,Size,Bin] - end; -encode_open_type(Val) when is_binary(Val) -> +encode_open_type(Val) -> case byte_size(Val) of Size when Size > 255 -> [encode_length(Size),21,<<Size:16>>,Val]; % octets implies align @@ -220,7 +173,7 @@ encode_integer([{'ValueRange',{Lb,Ub}=VR,Range,PreEnc}],Val) when Val >= Lb, Ub >= Val -> %% this case when NamedNumberList encode_constrained_number(VR, Range, PreEnc, Val); -encode_integer([{'ValueRange',{Lb,'MAX'}}], Val) -> +encode_integer([{'ValueRange',{Lb,'MAX'}}], Val) when Lb =< Val -> encode_semi_constrained_number(Lb, Val); encode_integer([{'ValueRange',{'MIN',_}}], Val) -> encode_unconstrained_number(Val); @@ -238,15 +191,6 @@ encode_small_number(Val) when Val < 64 -> encode_small_number(Val) -> [1|encode_semi_constrained_number(0, Val)]. -decode_small_number(Bytes) -> - {Bit,Bytes2} = getbit(Bytes), - case Bit of - 0 -> - getbits(Bytes2, 6); - 1 -> - decode_semi_constrained_number(Bytes2) - end. - %% X.691:10.7 Encoding of a semi-constrained whole number encode_semi_constrained_number(Lb, Val) -> Val2 = Val - Lb, @@ -261,10 +205,6 @@ encode_semi_constrained_number(Lb, Val) -> [encode_length(Len),21,<<Len:16>>|Oct] end. -decode_semi_constrained_number(Bytes) -> - {Len,Bytes2} = decode_length(Bytes), - getoctets(Bytes2, Len). - encode_constrained_number({Lb,_Ub},_Range,{bits,N},Val) -> Val2 = Val-Lb, [10,N,Val2]; @@ -333,47 +273,6 @@ encode_constrained_number({Lb,Ub}, Val) when Val >= Lb, Ub >= Val -> encode_constrained_number({_,_},Val) -> exit({error,{asn1,{illegal_value,Val}}}). -decode_constrained_number(Buffer,VR={Lb,Ub}) -> - Range = Ub - Lb + 1, - decode_constrained_number(Buffer,VR,Range). - -decode_constrained_number(Buffer,{Lb,_Ub},Range) -> - % Val2 = Val - Lb, - {Val,Remain} = - if - Range == 1 -> - {0,Buffer}; - Range == 2 -> - getbits(Buffer,1); - Range =< 4 -> - getbits(Buffer,2); - Range =< 8 -> - getbits(Buffer,3); - Range =< 16 -> - getbits(Buffer,4); - Range =< 32 -> - getbits(Buffer,5); - Range =< 64 -> - getbits(Buffer,6); - Range =< 128 -> - getbits(Buffer,7); - Range =< 255 -> - getbits(Buffer,8); - Range =< 256 -> - getoctets(Buffer,1); - Range =< 65536 -> - getoctets(Buffer,2); - Range =< (1 bsl (255*8)) -> - OList = binary:bin_to_list(binary:encode_unsigned(Range - 1)), - RangeOctLen = length(OList), - {Len, Bytes} = decode_length(Buffer, {1, RangeOctLen}), - {Octs, RestBytes} = getoctets_as_bin(Bytes, Len), - {binary:decode_unsigned(Octs), RestBytes}; - true -> - exit({not_supported,{integer_range,Range}}) - end, - {Val+Lb,Remain}. - %% For some reason the minimum bits needed in the length field in %% the encoding of constrained whole numbers must always be at least 2? minimum_bits(N) when N < 4 -> 2; @@ -440,22 +339,17 @@ encode_length(Len) -> % unconstrained exit({error,{asn1,{encode_length,{nyi,above_16k}}}}) end. -encode_length(undefined, Len) -> % un-constrained - encode_length(Len); -encode_length({0,'MAX'},Len) -> - encode_length(undefined,Len); -encode_length({Lb,Ub}=Vr, Len) when Ub =< 65535 ,Lb >= 0 -> % constrained - encode_constrained_number(Vr,Len); -encode_length({Lb,_Ub}, Len) when is_integer(Lb), Lb >= 0 -> % Ub > 65535 - encode_length(Len); -encode_length({{Lb,Ub}=Vr,Ext}, Len) - when Ub =< 65535 ,Lb >= 0,Len=<Ub, is_list(Ext) -> - %% constrained extensible - [0|encode_constrained_number(Vr,Len)]; -encode_length({{Lb,_},Ext},Len) when is_list(Ext) -> - [1|encode_semi_constrained_number(Lb, Len)]; -encode_length(SingleValue, _Len) when is_integer(SingleValue) -> - []. +encode_length({C,[]}, Len) -> + case C of + {Lb,Ub}=Vr when Lb =< Len, Len =< Ub -> + [0|encode_constrained_number(Vr, Len)]; + _ -> + [1|encode_length(Len)] + end; +encode_length(Len, Len) -> + []; +encode_length(Vr, Len) -> + encode_constrained_number(Vr, Len). %% X.691 10.9.3.4 (only used for length of bitmap that prefixes extension %% additions in a sequence or set @@ -476,11 +370,6 @@ decode_length(Buffer) -> % un-constrained exit({error,{asn1,{decode_length,{nyi,above_16k}}}}) end. -decode_length(Buffer, {Lb,Ub}) when Ub =< 65535, Lb >= 0 -> % constrained - decode_constrained_number(Buffer, {Lb,Ub}); -decode_length(Buffer, {Lb,_Ub}) when is_integer(Lb), Lb >= 0 -> % Ub > 65535 - decode_length(Buffer). - %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %% bitstring NamedBitList %% Val can be of: @@ -758,40 +647,40 @@ make_and_set_list([], _) -> %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %% X.691:16 -%% encode_octet_string(Constraint,ExtensionMarker,Val) +%% encode_octet_string(Constraint, Val) %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -encode_octet_string(_C, true, _Val) -> - exit({error,{asn1,{'not_supported',extensionmarker}}}); -encode_octet_string({_,_}=SZ, false, Val) -> +encode_octet_string({{Sv,Sv},Ext}=SZ, Val) when is_list(Ext), Sv =< 2 -> Len = length(Val), try - [encode_length(SZ, Len),2|octets_to_complete(Len, Val)] + case encode_length(SZ, Len) of + [0|_]=EncLen -> + [EncLen,45,Sv*8,Sv,Val]; + [_|_]=EncLen -> + [EncLen|octets_to_complete(Len, Val)] + end catch exit:{error,{asn1,{encode_length,_}}} -> encode_fragmented_octet_string(Val) end; -encode_octet_string(SZ, false, Val) when is_list(SZ) -> +encode_octet_string({_,_}=SZ, Val) -> Len = length(Val), try - [encode_length({hd(SZ),lists:max(SZ)},Len),2| - octets_to_complete(Len,Val)] + [encode_length(SZ, Len),2|octets_to_complete(Len, Val)] catch exit:{error,{asn1,{encode_length,_}}} -> encode_fragmented_octet_string(Val) end; -encode_octet_string(Sv, false, Val) when is_integer(Sv) -> +encode_octet_string(Sv, Val) when is_integer(Sv) -> encode_fragmented_octet_string(Val); -encode_octet_string(no, false, Val) -> +encode_octet_string(no, Val) -> Len = length(Val), try [encode_length(Len),2|octets_to_complete(Len, Val)] catch exit:{error,{asn1,{encode_length,_}}} -> encode_fragmented_octet_string(Val) - end; -encode_octet_string(C, _, _) -> - exit({error,{not_implemented,C}}). + end. encode_fragmented_octet_string(Val) -> Bin = iolist_to_binary(Val), @@ -825,12 +714,24 @@ encode_restricted_string(Val) when is_list(Val)-> encode_known_multiplier_string(SizeC, NumBits, CharOutTab, Val) -> Result = chars_encode2(Val, NumBits, CharOutTab), case SizeC of - Ub when is_integer(Ub), Ub*NumBits =< 16 -> + Ub when is_integer(Ub), Ub*NumBits < 16 -> Result; - Ub when is_integer(Ub), Ub =<65535 -> % fixed length + Ub when is_integer(Ub) -> [2,Result]; - {Ub,Lb} -> - [encode_length({Ub,Lb},length(Val)),2,Result]; + {{_,Ub},Ext}=SZ when is_list(Ext) -> + Len = length(Val), + case encode_length(SZ, Len) of + [0|_]=EncLen when Ub*NumBits < 16 -> + [EncLen,45,Len*NumBits,Len,Val]; + [_|_]=EncLen -> + [EncLen,2|Result] + end; + {_,Ub}=Range -> + [encode_length(Range, length(Val))| + if + Ub*NumBits < 16 -> Result; + true -> [2|Result] + end]; no -> [encode_length(length(Val)),2,Result] end. diff --git a/lib/asn1/src/asn1rtt_uper.erl b/lib/asn1/src/asn1rtt_uper.erl index 8efe9a7b0f..a5035c6660 100644 --- a/lib/asn1/src/asn1rtt_uper.erl +++ b/lib/asn1/src/asn1rtt_uper.erl @@ -21,7 +21,7 @@ -export([setext/1, fixoptionals/3, fixextensions/2, - skipextensions/3, getbit/1, getchoice/3 ]). + skipextensions/3]). -export([set_choice/3, encode_integer/2, encode_integer/3]). -export([encode_small_number/1, encode_constrained_number/2, encode_boolean/1, @@ -34,17 +34,17 @@ -export([encode_open_type/1]). - -export([encode_UniversalString/2, - encode_PrintableString/2, + -export([encode_UniversalString/3, + encode_PrintableString/3, encode_GeneralString/2, encode_GraphicString/2, encode_TeletexString/2, encode_VideotexString/2, - encode_VisibleString/2, + encode_VisibleString/3, encode_UTF8String/1, - encode_BMPString/2, - encode_IA5String/2, - encode_NumericString/2, + encode_BMPString/3, + encode_IA5String/3, + encode_NumericString/3, encode_ObjectDescriptor/2 ]). @@ -123,29 +123,6 @@ skipextensions(Bytes0, Nr, ExtensionBitstr) when is_bitstring(ExtensionBitstr) - end. -getchoice(Bytes,1,0) -> % only 1 alternative is not encoded - {0,Bytes}; -getchoice(Bytes,_,1) -> - decode_small_number(Bytes); -getchoice(Bytes,NumChoices,0) -> - decode_constrained_number(Bytes,{0,NumChoices-1}). - - -getbit(Buffer) -> - <<B:1,Rest/bitstring>> = Buffer, - {B,Rest}. - -getbits(Buffer, Num) when is_bitstring(Buffer) -> - <<Bs:Num,Rest/bitstring>> = Buffer, - {Bs,Rest}. - - -%% Pick the first Num octets. -%% Returns octets as an integer with bit significance as in buffer. -getoctets(Buffer, Num) when is_bitstring(Buffer) -> - <<Val:Num/integer-unit:8,RestBitStr/bitstring>> = Buffer, - {Val,RestBitStr}. - %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %% set_choice(Alt,Choices,Altnum) -> ListofBitSettings %% Alt = atom() @@ -198,9 +175,7 @@ set_choice_tag(_Alt,[],_Tag) -> %% | binary %% Contraint = not used in this version %% -encode_open_type(Val) when is_list(Val) -> - encode_open_type(list_to_binary(Val)); -encode_open_type(Val) when is_binary(Val) -> +encode_open_type(Val) -> [encode_length(byte_size(Val)),Val]. @@ -248,7 +223,7 @@ encode_integer1(C, Val) -> case VR = get_constraint(C, 'ValueRange') of no -> encode_unconstrained_number(Val); - {Lb,'MAX'} -> + {Lb,'MAX'} when Lb =< Val -> encode_semi_constrained_number(Lb, Val); %% positive with range {Lb,Ub} when Val >= Lb, Ub >= Val -> @@ -265,15 +240,6 @@ encode_small_number(Val) when Val < 64 -> encode_small_number(Val) -> [<<1:1>>|encode_semi_constrained_number(0, Val)]. -decode_small_number(Bytes) -> - {Bit,Bytes2} = getbit(Bytes), - case Bit of - 0 -> - getbits(Bytes2,6); - 1 -> - decode_semi_constrained_number(Bytes2) - end. - %% X.691:10.7 Encoding of a semi-constrained whole number encode_semi_constrained_number(Lb, Val) -> %% encoding in minimum number of octets preceeded by a length @@ -289,11 +255,6 @@ encode_semi_constrained_number(Lb, Val) -> [encode_length(Size),Bin] end. -decode_semi_constrained_number(Bytes) -> - {Len,Bytes2} = decode_length(Bytes), - {V,Bytes3} = getoctets(Bytes2,Len), - {V,Bytes3}. - encode_constrained_number({Lb,Ub}, Val) when Val >= Lb, Ub >= Val -> Range = Ub - Lb + 1, Val2 = Val - Lb, @@ -302,13 +263,6 @@ encode_constrained_number({Lb,Ub}, Val) when Val >= Lb, Ub >= Val -> encode_constrained_number(Range,Val) -> exit({error,{asn1,{integer_range,Range,value,Val}}}). - -decode_constrained_number(Buffer, {Lb,Ub}) -> - Range = Ub - Lb + 1, - NumBits = num_bits(Range), - {Val,Remain} = getbits(Buffer,NumBits), - {Val+Lb,Remain}. - %% X.691:10.8 Encoding of an unconstrained whole number encode_unconstrained_number(Val) when Val >= 0 -> @@ -390,22 +344,18 @@ encode_length(Len) -> % un-constrained error({error,{asn1,{encode_length,{nyi,above_16k}}}}) end. -encode_length(undefined, Len) -> % unconstrained - encode_length(Len); -encode_length({0,'MAX'},Len) -> - encode_length(undefined, Len); -encode_length({Lb,Ub}=Vr, Len) when Ub =< 65535, Lb >= 0 -> % constrained - encode_constrained_number(Vr,Len); -encode_length({Lb,_Ub}, Len) when is_integer(Lb), Lb >= 0 -> % Ub > 65535 - encode_length(Len); -encode_length({{Lb,Ub}=Vr,Ext},Len) - when Ub =< 65535, Lb >= 0, Len =< Ub, is_list(Ext) -> - %% constrained extensible - [<<0:1>>,encode_constrained_number(Vr,Len)]; -encode_length({{Lb,_Ub},Ext}, Len) when is_list(Ext) -> - [<<1:1>>,encode_semi_constrained_number(Lb, Len)]; -encode_length(SingleValue, _Len) when is_integer(SingleValue) -> - []. +encode_length({C,[]}, Len) -> + case C of + {Lb,Ub}=Vr when Lb =< Len, Len =< Ub -> + [<<0:1>>|encode_constrained_number(Vr, Len)]; + _ -> + [<<1:1>>|encode_length(Len)] + end; +encode_length(Len, Len) -> + []; +encode_length(Vr, Len) -> + encode_constrained_number(Vr, Len). + %% X.691 10.9.3.4 (only used for length of bitmap that prefixes extension %% additions in a sequence or set @@ -687,10 +637,6 @@ encode_octet_string(Val) -> encode_octet_string(C, Val) -> case C of - 1 -> - list_to_binary(Val); - 2 -> - list_to_binary(Val); {_,_}=VR -> try [encode_length(VR, length(Val)),list_to_binary(Val)] @@ -699,20 +645,7 @@ encode_octet_string(C, Val) -> encode_fragmented_octet_string(Val) end; Sv when is_integer(Sv), Sv =:= length(Val) -> % fixed length - if - Sv =< 65535 -> - list_to_binary(Val); - true -> - encode_fragmented_octet_string(Val) - end; - Sv when is_list(Sv) -> - try - [encode_length({hd(Sv),lists:max(Sv)}, - length(Val)),list_to_binary(Val)] - catch - error:{error,{asn1,{encode_length,_}}} -> - encode_fragmented_octet_string(Val) - end + list_to_binary(Val) end. @@ -742,41 +675,34 @@ efos_1(<<B/bitstring>>) -> encode_restricted_string(Val) when is_list(Val)-> [encode_length(length(Val)),list_to_binary(Val)]. -encode_known_multiplier_string(StringType, C, Val) -> - Result = chars_encode(C, StringType, Val), - NumBits = get_NumBits(C, StringType), - case get_constraint(C, 'SizeConstraint') of - Ub when is_integer(Ub), Ub*NumBits =< 16 -> - Result; - 0 -> - []; - Ub when is_integer(Ub),Ub =<65535 -> % fixed length +encode_known_multiplier_string(StringType, C, Pa, Val) -> + Result = chars_encode(Pa, StringType, Val), + case C of + Ub when is_integer(Ub) -> Result; - {Ub,Lb} -> - [encode_length({Ub,Lb}, length(Val)),Result]; - Vl when is_list(Vl) -> - [encode_length({lists:min(Vl),lists:max(Vl)}, length(Val)),Result]; + {_,_}=Range -> + [encode_length(Range, length(Val)),Result]; no -> [encode_length(length(Val)),Result] end. -encode_NumericString(C,Val) -> - encode_known_multiplier_string('NumericString',C,Val). +encode_NumericString(C, Pa, Val) -> + encode_known_multiplier_string('NumericString', C, Pa, Val). -encode_PrintableString(C,Val) -> - encode_known_multiplier_string('PrintableString',C,Val). +encode_PrintableString(C, Pa, Val) -> + encode_known_multiplier_string('PrintableString', C, Pa, Val). -encode_VisibleString(C,Val) -> % equivalent with ISO646String - encode_known_multiplier_string('VisibleString',C,Val). +encode_VisibleString(C, Pa, Val) -> % equivalent with ISO646String + encode_known_multiplier_string('VisibleString', C, Pa, Val). -encode_IA5String(C,Val) -> - encode_known_multiplier_string('IA5String',C,Val). +encode_IA5String(C, Pa, Val) -> + encode_known_multiplier_string('IA5String', C, Pa, Val). -encode_BMPString(C,Val) -> - encode_known_multiplier_string('BMPString',C,Val). +encode_BMPString(C, Pa, Val) -> + encode_known_multiplier_string('BMPString', C, Pa, Val). -encode_UniversalString(C,Val) -> - encode_known_multiplier_string('UniversalString',C,Val). +encode_UniversalString(C, Pa, Val) -> + encode_known_multiplier_string('UniversalString', C, Pa, Val). %% end of known-multiplier strings for which PER visible constraints are @@ -805,14 +731,15 @@ encode_VideotexString(_C,Val) -> %% into account. %% This function does only encode the value part and NOT the length -chars_encode(C,StringType,Value) -> - case {StringType,get_constraint(C,'PermittedAlphabet')} of +chars_encode(Pa, StringType, Value) -> + case {StringType,Pa} of {'UniversalString',{_,_Sv}} -> exit({error,{asn1,{'not implemented',"UniversalString with PermittedAlphabet constraint"}}}); {'BMPString',{_,_Sv}} -> exit({error,{asn1,{'not implemented',"BMPString with PermittedAlphabet constraint"}}}); _ -> - {NumBits,CharOutTab} = {get_NumBits(C,StringType),get_CharOutTab(C,StringType)}, + {NumBits,CharOutTab} = {get_NumBits(Pa, StringType), + get_CharOutTab(Pa, StringType)}, chars_encode2(Value,NumBits,CharOutTab) end. @@ -839,8 +766,8 @@ exit_if_false(V,false)-> exit_if_false(_,V) ->V. -get_NumBits(C,StringType) -> - case get_constraint(C,'PermittedAlphabet') of +get_NumBits(Pa, StringType) -> + case Pa of {'SingleValue',Sv} -> charbits(length(Sv)); no -> @@ -860,22 +787,23 @@ get_NumBits(C,StringType) -> end end. -get_CharOutTab(C,StringType) -> - case get_constraint(C,'PermittedAlphabet') of +get_CharOutTab(Pa, StringType) -> + case Pa of {'SingleValue',Sv} -> - get_CharTab2(C,StringType,hd(Sv),lists:max(Sv),Sv); + get_CharTab2(Pa, StringType, hd(Sv), lists:max(Sv), Sv); no -> case StringType of 'IA5String' -> {0,16#7F,notab}; 'VisibleString' -> - get_CharTab2(C,StringType,16#20,16#7F,notab); + get_CharTab2(Pa, StringType, 16#20, 16#7F, notab); 'PrintableString' -> Chars = lists:sort( " '()+,-./0123456789:=?ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"), - get_CharTab2(C,StringType,hd(Chars),lists:max(Chars),Chars); + get_CharTab2(Pa, StringType, hd(Chars), + lists:max(Chars), Chars); 'NumericString' -> - get_CharTab2(C,StringType,16#20,$9," 0123456789"); + get_CharTab2(Pa, StringType, 16#20, $9, " 0123456789"); 'UniversalString' -> {0,16#FFFFFFFF,notab}; 'BMPString' -> |