aboutsummaryrefslogtreecommitdiffstats
path: root/lib/asn1/src/asn1ct_gen_per_rt2ct.erl
diff options
context:
space:
mode:
Diffstat (limited to 'lib/asn1/src/asn1ct_gen_per_rt2ct.erl')
-rw-r--r--lib/asn1/src/asn1ct_gen_per_rt2ct.erl112
1 files changed, 6 insertions, 106 deletions
diff --git a/lib/asn1/src/asn1ct_gen_per_rt2ct.erl b/lib/asn1/src/asn1ct_gen_per_rt2ct.erl
index e40ad5ff19..00faa805e5 100644
--- a/lib/asn1/src/asn1ct_gen_per_rt2ct.erl
+++ b/lib/asn1/src/asn1ct_gen_per_rt2ct.erl
@@ -1509,17 +1509,9 @@ gen_dec_prim(Erules,Att,BytesVar) ->
Constraint = Att#type.constraint,
case Typename of
'INTEGER' ->
- EffectiveConstr = effective_constraint(integer,Constraint),
- emit_dec_integer(EffectiveConstr,BytesVar);
-% emit({"?RT_PER:decode_integer(",BytesVar,",",
-% {asis,EffectiveConstr},")"});
- {'INTEGER',NamedNumberList} ->
- EffectiveConstr = effective_constraint(integer,Constraint),
- emit_dec_integer(EffectiveConstr,BytesVar,NamedNumberList);
-% emit({"?RT_PER:decode_integer(",BytesVar,",",
-% {asis,EffectiveConstr},",",
-% {asis,NamedNumberList},")"});
-
+ asn1ct_gen_per:gen_dec_prim(Erules, Att, BytesVar);
+ {'INTEGER',_NamedNumberList} ->
+ asn1ct_gen_per:gen_dec_prim(Erules, Att, BytesVar);
'REAL' ->
emit(["?RT_PER:decode_real(",BytesVar,")"]);
@@ -1545,20 +1537,10 @@ gen_dec_prim(Erules,Att,BytesVar) ->
'ObjectDescriptor' ->
emit({"?RT_PER:decode_ObjectDescriptor(",
BytesVar,")"});
- {'ENUMERATED',{NamedNumberList1,NamedNumberList2}} ->
- NewTup = {list_to_tuple([X||{X,_} <- NamedNumberList1]),
- list_to_tuple([X||{X,_} <- NamedNumberList2])},
- NewC = [{'ValueRange',{0,size(element(1,NewTup))-1}}],
- emit({"?RT_PER:decode_enumerated(",BytesVar,",",
- {asis,NewC},",",
- {asis,NewTup},")"});
- {'ENUMERATED',NamedNumberList} ->
- NewNNL = [X||{X,_} <- NamedNumberList],
- NewC = effective_constraint(integer,
- [{'ValueRange',{0,length(NewNNL)-1}}]),
- emit_dec_enumerated(BytesVar,NewC,NewNNL);
+ {'ENUMERATED',_} ->
+ asn1ct_gen_per:gen_dec_prim(Erules, Att, BytesVar);
'BOOLEAN'->
- emit({"?RT_PER:decode_boolean(",BytesVar,")"});
+ asn1ct_gen_per:gen_dec_prim(Erules, Att, BytesVar);
'OCTET STRING' ->
emit_dec_octet_string(Constraint,BytesVar);
@@ -1638,88 +1620,6 @@ gen_dec_prim(Erules,Att,BytesVar) ->
exit({'cant decode' ,Other})
end.
-
-emit_dec_integer(C,BytesVar,NNL) ->
- asn1ct_name:new(tmpterm),
- asn1ct_name:new(buffer),
- Tmpterm = asn1ct_gen:mk_var(asn1ct_name:curr(tmpterm)),
- Buffer = asn1ct_gen:mk_var(asn1ct_name:curr(buffer)),
- emit({" begin {",{curr,tmpterm},",",{curr,buffer},"} = ",nl}),
- emit_dec_integer(C,BytesVar),
- emit({",",nl," case ",Tmpterm," of",nl}),
- lists:map(fun({Name,Int})->emit({" ",Int," -> {",{asis,Name},",",
- Buffer,"};",nl});
- (_)-> exit({error,{asn1,{"error in named number list",NNL}}})
- end,
- NNL),
- emit({" _ -> {",Tmpterm,",",Buffer,"}",nl}),
- emit({" end",nl}), % end of case
- emit(" end"). % end of begin
-
-emit_dec_integer([{'SingleValue',Int}],BytesVar) when is_integer(Int) ->
- emit(["{",Int,",",BytesVar,"}"]);
-emit_dec_integer([{_,{Lb,_Ub},_Range,{BitsOrOctets,N}}],BytesVar) ->
- GetBorO =
- case BitsOrOctets of
- bits -> "getbits";
- _ -> "getoctets"
- end,
- asn1ct_name:new(tmpterm),
- asn1ct_name:new(tmpremain),
- emit({" begin",nl," {",{curr,tmpterm},",",{curr,tmpremain},"}=",
- "?RT_PER:",GetBorO,"(",BytesVar,",",N,"),",nl}),
- emit({" {",{curr,tmpterm},"+",Lb,",",{curr,tmpremain},"}",nl,
- " end"});
-emit_dec_integer([{_,{'MIN',_}}],BytesVar) ->
- emit({"?RT_PER:decode_unconstrained_number(",BytesVar,")"});
-emit_dec_integer([{_,{Lb,'MAX'}}],BytesVar) ->
- emit({"?RT_PER:decode_semi_constrained_number(",BytesVar,",",Lb,")"});
-emit_dec_integer([{'ValueRange',VR={Lb,Ub}}],BytesVar) ->
- Range = Ub-Lb+1,
- emit({"?RT_PER:decode_constrained_number(",BytesVar,",",
- {asis,VR},",",Range,")"});
-emit_dec_integer(C=[{Rc,_}],BytesVar) when is_tuple(Rc) ->
- emit({"?RT_PER:decode_integer(",BytesVar,",",{asis,C},")"});
-emit_dec_integer(_,BytesVar) ->
- emit({"?RT_PER:decode_unconstrained_number(",BytesVar,")"}).
-
-
-emit_dec_enumerated(BytesVar,C,NamedNumberList) ->
- emit_dec_enumerated_begin(),% emits a begin if component
- asn1ct_name:new(tmpterm),
- Tmpterm = asn1ct_gen:mk_var(asn1ct_name:curr(tmpterm)),
- asn1ct_name:new(tmpremain),
- Tmpremain = asn1ct_gen:mk_var(asn1ct_name:curr(tmpremain)),
- emit({" {",{curr,tmpterm},",",{curr,tmpremain},"} =",nl}),
- emit_dec_integer(C,BytesVar),
- emit({",",nl," case ",Tmpterm," of "}),
-
- Cases=lists:flatten(dec_enumerated_cases(NamedNumberList,Tmpremain,0)),
- emit({Cases++"_->exit({error,{asn1,{decode_enumerated,{",Tmpterm,
- ",",{asis,NamedNumberList},"}}}}) end",nl}),
- emit_dec_enumerated_end().
-
-emit_dec_enumerated_begin() ->
- case get(component_type) of
- {true,_} ->
- emit({" begin",nl});
- _ -> ok
- end.
-
-emit_dec_enumerated_end() ->
- case get(component_type) of
- {true,_} ->
- emit(" end");
- _ -> ok
- end.
-
-
-dec_enumerated_cases([Name|Rest],Tmpremain,No) ->
- io_lib:format("~w->{~w,~s};",[No,Name,Tmpremain])++
- dec_enumerated_cases(Rest,Tmpremain,No+1);
-dec_enumerated_cases([],_,_) ->
- "".
-
%% 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