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-rw-r--r--lib/asn1/src/asn1ct_constructed_per.erl109
1 files changed, 52 insertions, 57 deletions
diff --git a/lib/asn1/src/asn1ct_constructed_per.erl b/lib/asn1/src/asn1ct_constructed_per.erl
index c3067e53be..bcc5aee8bb 100644
--- a/lib/asn1/src/asn1ct_constructed_per.erl
+++ b/lib/asn1/src/asn1ct_constructed_per.erl
@@ -1233,68 +1233,63 @@ 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,
+ {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),
- 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,
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 = io_lib:format("Opt band (1 bsl ~w)",
+ [NumOptionals - OptPos]),
+ {[fun(St) ->
+ emit(["case ",Element," of",nl,
+ " _Opt",TextPos," when _Opt",TextPos," > 0 ->"]),
+ 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"}) ->