From ad4911ae7cf3f9af4a3eac18ddfee4277db8a047 Mon Sep 17 00:00:00 2001 From: Niclas Eklund Date: Thu, 23 Sep 2010 13:54:49 +0200 Subject: Added partial support for recursive IDL types. --- lib/orber/src/cdr_decode.erl | 57 +++++++++++++++++++++++++++++++++++++------- lib/orber/src/cdr_encode.erl | 30 +++++++++++++++++++---- 2 files changed, 74 insertions(+), 13 deletions(-) (limited to 'lib/orber/src') diff --git a/lib/orber/src/cdr_decode.erl b/lib/orber/src/cdr_decode.erl index 9d30098940..68f248364b 100644 --- a/lib/orber/src/cdr_decode.erl +++ b/lib/orber/src/cdr_decode.erl @@ -2,7 +2,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1997-2009. All Rights Reserved. +%% Copyright Ericsson AB 1997-2010. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -898,9 +898,13 @@ dec_sequence_struct(Version, Message, N, TypeCodeList, Len, ByteOrder, Buff, C, {Seq, Rest2, Len2, NewC2} = dec_sequence_struct(Version, Rest1, N - 1, TypeCodeList, Len1, ByteOrder, Buff, NewC, Name), {[list_to_tuple([Name |Struct]) | Seq], Rest2, Len2, NewC2}. -dec_sequence_union(_, Message, 0, _DiscrTC, _Default, _ElementList, Len, _ByteOrder, _Buff, C, _Name) -> + + +dec_sequence_union(_, Message, 0, _DiscrTC, _Default, _ElementList, + Len, _ByteOrder, _Buff, C, _Name) -> {[], Message, Len, C}; -dec_sequence_union(Version, Message, N, DiscrTC, Default, ElementList, Len, ByteOrder, Buff, C, Name) -> +dec_sequence_union(Version, Message, N, DiscrTC, Default, ElementList, + Len, ByteOrder, Buff, C, Name) when is_list(ElementList) -> {Label, Rest1, Len1, NewC} = dec_type(DiscrTC, Version, Message, Len, ByteOrder, Buff, C), Result = dec_union(Version, stringify_enum(DiscrTC, Label), ElementList, Default, @@ -916,7 +920,20 @@ dec_sequence_union(Version, Message, N, DiscrTC, Default, ElementList, Len, Byte DiscrTC, Default, ElementList, Len2, ByteOrder, Buff, NewC3, Name), - {[{Name, Label, Value} | Seq], Rest3, Len3, NewC4}. + {[{Name, Label, Value} | Seq], Rest3, Len3, NewC4}; +dec_sequence_union(Version, Message, N, _DiscrTC, _Default, Module, + Len, ByteOrder, Buff, C, Name) when is_atom(Module) -> + case catch Module:tc() of + {tk_union, _, _, DiscrTC, Default, ElementList} -> + dec_sequence_union(Version, Message, N, DiscrTC, Default, ElementList, + Len, ByteOrder, Buff, C, Name); + What -> + orber:dbg("[~p] ~p:dec_sequence_union(~p). Union module doesn't exist or incorrect.", + [?LINE, ?MODULE, What], ?DEBUG_LEVEL), + corba:raise(#'MARSHAL'{completion_status=?COMPLETED_MAYBE}) + end. + + %% A special case; when something is encapsulated (i.e. sent as octet-sequence) %% we sometimes don not want the result to be converted to a list. @@ -993,14 +1010,16 @@ dec_wstring(Version, Message, Len, ByteOrder, Buff, C) -> %% Func: dec_union/9 %%----------------------------------------------------------------- %% ## NEW IIOP 1.2 ## -dec_union(Version, ?SYSTEM_TYPE, Name, DiscrTC, Default, ElementList, Bytes, Len, ByteOrder, Buff, C) -> +dec_union(Version, ?SYSTEM_TYPE, Name, DiscrTC, Default, ElementList, Bytes, + Len, ByteOrder, Buff, C) -> {Label, Rest1, Len1, NewC} = dec_type(DiscrTC, Version, Bytes, Len, ByteOrder, Buff, C), {Value, Rest2, Len2, NewC3} = dec_union(Version, Label, ElementList, Default, Rest1, Len1, ByteOrder, Buff, NewC), {{Name, Label, Value}, Rest2, Len2, NewC3}; -dec_union(Version, IFRId, _, DiscrTC, Default, ElementList, Bytes, Len, ByteOrder, Buff, C) -> +dec_union(Version, IFRId, _, DiscrTC, Default, ElementList, Bytes, Len, + ByteOrder, Buff, C) when is_list(ElementList) -> {Label, Rest1, Len1, NewC} = dec_type(DiscrTC, Version, Bytes, Len, ByteOrder, Buff, C), Result = dec_union(Version, stringify_enum(DiscrTC, Label), ElementList, Default, Rest1, Len1, ByteOrder, Buff, NewC), @@ -1012,7 +1031,20 @@ dec_union(Version, IFRId, _, DiscrTC, Default, ElementList, Bytes, Len, ByteOrde X end, Name = ifrid_to_name(IFRId, ?IFR_UnionDef), - {{Name, Label, Value}, Rest2, Len2, NewC3}. + {{Name, Label, Value}, Rest2, Len2, NewC3}; +dec_union(Version, IFRId, _, _DiscrTC, _Default, Module, Bytes, Len, + ByteOrder, Buff, C) when is_atom(Module) -> + case catch Module:tc() of + {tk_union, _, Name, DiscrTC, Default, ElementList} -> + dec_union(Version, IFRId, Name, DiscrTC, Default, ElementList, Bytes, Len, + ByteOrder, Buff, C); + What -> + orber:dbg("[~p] ~p:dec_union(~p). Union module doesn't exist or incorrect.", + [?LINE, ?MODULE, What], ?DEBUG_LEVEL), + corba:raise(#'MARSHAL'{completion_status=?COMPLETED_MAYBE}) + end. + + dec_union(_, _, [], Default, Message, Len, _, _Buff, C) when Default < 0 -> {undefined, Message, Len, C}; @@ -1047,7 +1079,16 @@ dec_struct1(_, [], Message, Len, _ByteOrder, _, C) -> dec_struct1(Version, [{_ElemName, ElemType} | TypeCodeList], Message, Len, ByteOrder, Buff, C) -> {Element, Rest, Len1, NewC} = dec_type(ElemType, Version, Message, Len, ByteOrder, Buff, C), {Struct, Rest1, Len2, NewC2} = dec_struct1(Version, TypeCodeList, Rest, Len1, ByteOrder, Buff, NewC), - {[Element |Struct], Rest1, Len2, NewC2}. + {[Element |Struct], Rest1, Len2, NewC2}; +dec_struct1(Version, Module, Message, Len, ByteOrder, Buff, C) -> + case catch Module:tc() of + {tk_struct, _, _, TypeCodeList} -> + dec_struct1(Version, TypeCodeList, Message, Len, ByteOrder, Buff, C); + What -> + orber:dbg("[~p] ~p:dec_struct1(~p). Struct module doesn't exist or incorrect.", + [?LINE, ?MODULE, What], ?DEBUG_LEVEL), + corba:raise(#'MARSHAL'{completion_status=?COMPLETED_MAYBE}) + end. ifrid_to_name([], Type) -> orber:dbg("[~p] ~p:ifrid_to_name([], ~p). No Id supplied.", diff --git a/lib/orber/src/cdr_encode.erl b/lib/orber/src/cdr_encode.erl index 3ecb8833f5..eaf3c5b7dc 100644 --- a/lib/orber/src/cdr_encode.erl +++ b/lib/orber/src/cdr_encode.erl @@ -2,7 +2,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1997-2009. All Rights Reserved. +%% Copyright Ericsson AB 1997-2010. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -815,11 +815,21 @@ enc_wstring(Env, String, MaxLength, Bytes, Len) -> %%----------------------------------------------------------------- %% Func: enc_union/5 %%----------------------------------------------------------------- -enc_union(Env, {_, Label, Value}, DiscrTC, Default, TypeCodeList, Bytes, Len) -> +enc_union(Env, {_, Label, Value}, DiscrTC, Default, TypeCodeList, + Bytes, Len) when is_list(TypeCodeList) -> {ByteSequence, Len1} = enc_type(DiscrTC, Env, Label, Bytes, Len), Label2 = stringify_enum(DiscrTC,Label), enc_union2(Env, {Label2, Value},TypeCodeList, Default, - ByteSequence, Len1, undefined). + ByteSequence, Len1, undefined); +enc_union(Env, Value, _DiscrTC, _Default, Module, Bytes, Len) when is_atom(Module) -> + case catch Module:tc() of + {tk_union, _, _, DiscrTC, Default, ElementList} -> + enc_union(Env, Value, DiscrTC, Default, ElementList, Bytes, Len); + What -> + orber:dbg("[~p] ~p:enc_union(~p). Union module doesn't exist or incorrect.", + [?LINE, ?MODULE, What], ?DEBUG_LEVEL), + corba:raise(#'MARSHAL'{completion_status=?COMPLETED_MAYBE}) + end. enc_union2(_Env, _What, [], Default, Bytes, Len, _) when Default < 0 -> {Bytes, Len}; @@ -840,9 +850,19 @@ stringify_enum(_, Label) -> %%----------------------------------------------------------------- %% Func: enc_struct/4 %%----------------------------------------------------------------- -enc_struct(Env, Struct, TypeCodeList, Bytes, Len) -> +enc_struct(Env, Struct, TypeCodeList, Bytes, Len) when is_list(TypeCodeList) -> [_Name | StructList] = tuple_to_list(Struct), - enc_struct1(Env, StructList, TypeCodeList, Bytes, Len). + enc_struct1(Env, StructList, TypeCodeList, Bytes, Len); +enc_struct(Env, Struct, Module, Bytes, Len) -> + [Module | StructList] = tuple_to_list(Struct), + case catch Module:tc() of + {tk_struct, _, _, TypeCodeList} -> + enc_struct1(Env, StructList, TypeCodeList, Bytes, Len); + What -> + orber:dbg("[~p] ~p:enc_struct([], ~p). Struct module doesn't exist or incorrect.", + [?LINE, ?MODULE, What], ?DEBUG_LEVEL), + corba:raise(#'MARSHAL'{completion_status=?COMPLETED_MAYBE}) + end. enc_struct1(_Env, [], [], Bytes, Len) -> {Bytes, Len}; -- cgit v1.2.3 From 98a66242abe688d852ec46f4298a364fc0124995 Mon Sep 17 00:00:00 2001 From: Niclas Eklund Date: Tue, 14 Dec 2010 15:46:57 +0100 Subject: Support for recursive unions and structs. Break loop if recursive TypeCode. --- lib/orber/src/cdr_decode.erl | 21 ++++++++++++++++----- 1 file changed, 16 insertions(+), 5 deletions(-) (limited to 'lib/orber/src') diff --git a/lib/orber/src/cdr_decode.erl b/lib/orber/src/cdr_decode.erl index 68f248364b..36ef6ce02f 100644 --- a/lib/orber/src/cdr_decode.erl +++ b/lib/orber/src/cdr_decode.erl @@ -1273,7 +1273,9 @@ get_user_exception_type(TypeId) -> %%----------------------------------------------------------------- dec_type_code(Version, Message, Len, ByteOrder, Buff, C) -> {TypeNo, Message1, Len1, NewC} = dec_type('tk_ulong', Version, Message, Len, ByteOrder, Buff, C), - dec_type_code(TypeNo, Version, Message1, Len1, ByteOrder, Buff, NewC). + TC = dec_type_code(TypeNo, Version, Message1, Len1, ByteOrder, Buff, NewC), + erase(orber_indirection), + TC. %%----------------------------------------------------------------- %% Func: dec_type_code/5 @@ -1482,13 +1484,22 @@ dec_type_code(33, Version, Message, Len, ByteOrder, Buff, C) -> {"name", {'tk_string', 0}}]}, Version, Rest1, 1, ByteOrder1, Buff, C+1+Ex), {{'tk_local_interface', RepId, Name}, Message1, Len1, NewC}; -dec_type_code(16#ffffffff, Version, Message, Len, ByteOrder, Buff, C) -> %% placeholder +dec_type_code(16#ffffffff, Version, Message, Len, ByteOrder, Buff, C) -> {Indirection, Message1, Len1, NewC} = dec_type('tk_long', Version, Message, Len, ByteOrder, Buff, C), Position = C+Indirection, - <<_:Position/binary, SubBuff/binary>> = Buff, - {TC, _, _, _} = dec_type_code(Version, SubBuff, Position, ByteOrder, Buff, Position), - {TC, Message1, Len1, NewC}; + case put(orber_indirection, Position) of + Position -> +%% {{'none', Indirection}, Message1, Len1, NewC}; + %% Recursive TypeCode. Break the loop. + orber:dbg("[~p] cdr_decode:dec_type_code(~p); Recursive TC not supported.", + [?LINE,Position], ?DEBUG_LEVEL), + corba:raise(#'MARSHAL'{completion_status=?COMPLETED_NO}); + _ -> + <<_:Position/binary, SubBuff/binary>> = Buff, + {TC, _, _, _} = dec_type_code(Version, SubBuff, Position, ByteOrder, Buff, Position), + {TC, Message1, Len1, NewC} + end; dec_type_code(Type, _, _, _, _, _, _) -> orber:dbg("[~p] cdr_decode:dec_type_code(~p); No match.", [?LINE, Type], ?DEBUG_LEVEL), -- cgit v1.2.3