diff options
Diffstat (limited to 'lib/asn1/src/asn1ct_constructed_per.erl')
| -rw-r--r-- | lib/asn1/src/asn1ct_constructed_per.erl | 59 |
1 files changed, 33 insertions, 26 deletions
diff --git a/lib/asn1/src/asn1ct_constructed_per.erl b/lib/asn1/src/asn1ct_constructed_per.erl index 4121146228..15fc913773 100644 --- a/lib/asn1/src/asn1ct_constructed_per.erl +++ b/lib/asn1/src/asn1ct_constructed_per.erl @@ -59,7 +59,7 @@ gen_encode_constructed(Erule, Typename, #type{}=D) -> asn1ct_imm:enc_cg(Imm, is_aligned(Erule)), emit([".",nl]). -gen_encode_constructed_imm(Erule, Typename, #type{}=D) -> +gen_encode_constructed_imm(Gen, Typename, #type{}=D) -> {CompList,TableConsInfo} = enc_complist(D), ExternalImm = case Typename of @@ -71,12 +71,10 @@ gen_encode_constructed_imm(Erule, Typename, #type{}=D) -> _ -> [] end, - Aligned = is_aligned(Erule), - Value0 = make_var(val), Optionals = optionals(to_textual_order(CompList)), - ImmOptionals = [asn1ct_imm:per_enc_optional(Value0, Opt, Aligned) || - Opt <- Optionals], + ImmOptionals = enc_optionals(Gen, Optionals), Ext = extensible_enc(CompList), + Aligned = is_aligned(Gen), ExtImm = case Ext of {ext,ExtPos,NumExt} when NumExt > 0 -> gen_encode_extaddgroup(CompList), @@ -96,7 +94,7 @@ gen_encode_constructed_imm(Erule, Typename, #type{}=D) -> _ -> [] end, - ImmBody = gen_enc_components_call(Erule, Typename, CompList, EncObj, Ext), + ImmBody = gen_enc_components_call(Gen, Typename, CompList, EncObj, Ext), ExternalImm ++ ExtImm ++ ObjSetImm ++ asn1ct_imm:enc_append([ImmSetExt] ++ ImmOptionals ++ ImmBody). @@ -149,6 +147,17 @@ enc_table(_Gen, _, #type{tablecinf=TCInf}) -> {false,[]} end. +enc_optionals(Gen, Optionals) -> + Var = make_var(val), + enc_optionals_1(Gen, Optionals, Var). + +enc_optionals_1(Gen, [{Pos,DefVals}|T], Var) -> + {Imm0,Element} = asn1ct_imm:enc_element(Pos+1, Var), + Imm = asn1ct_imm:per_enc_optional(Element, DefVals), + [Imm0++Imm|enc_optionals_1(Gen, T, Var)]; +enc_optionals_1(_, [], _) -> + []. + gen_encode_extaddgroup(CompList) -> case extgroup_pos_and_length(CompList) of {extgrouppos,[]} -> @@ -729,28 +738,26 @@ gen_dec_optionals(Optionals) -> {imm,Imm0,E}. %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% Produce a list with positions (in the Value record) where -%% there are optional components, start with 2 because first element -%% is the record name - -optionals({L1,Ext,L2}) -> - Opt1 = optionals(L1,[],2), - ExtComps = length([C||C = #'ComponentType'{}<-Ext]), - Opt2 = optionals(L2,[],2+length(L1)+ExtComps), - Opt1 ++ Opt2; -optionals({L,_Ext}) -> optionals(L,[],2); -optionals(L) -> optionals(L,[],2). -optionals([#'ComponentType'{prop='OPTIONAL'}|Rest], Acc, Pos) -> - optionals(Rest, [Pos|Acc], Pos+1); -optionals([#'ComponentType'{typespec=T,prop={'DEFAULT',Val}}|Rest], - Acc, Pos) -> +optionals({Root1,Ext,Root2}) -> + Opt1 = optionals(Root1, 1), + ExtComps = length([C || C = #'ComponentType'{} <- Ext]), + Opt2 = optionals(Root2, 1 + length(Root1) + ExtComps), + Opt1 ++ Opt2; +optionals({L,_Ext}) -> + optionals(L, 1); +optionals(L) -> + optionals(L, 1). + +optionals([#'ComponentType'{prop='OPTIONAL'}|Rest], Pos) -> + [{Pos,[asn1_NOVALUE]}|optionals(Rest, Pos+1)]; +optionals([#'ComponentType'{typespec=T,prop={'DEFAULT',Val}}|Cs], Pos) -> Vals = def_values(T, Val), - optionals(Rest, [{Pos,Vals}|Acc], Pos+1); -optionals([#'ComponentType'{}|Rest], Acc, Pos) -> - optionals(Rest, Acc, Pos+1); -optionals([], Acc, _) -> - lists:reverse(Acc). + [{Pos,Vals}|optionals(Cs, Pos+1)]; +optionals([#'ComponentType'{}|Rest], Pos) -> + optionals(Rest, Pos+1); +optionals([], _) -> + []. %%%%%%%%%%%%%%%%%%%%%% %% create_optionality_table(Cs=[#'ComponentType'{textual_order=undefined}|_]) -> |