From da08da374cfa652374ddb46846550cc83798c2ab Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Bj=C3=B6rn=20Gustavsson?= Date: Tue, 21 May 2019 10:43:56 +0200 Subject: Correct decoding of external funs --- lib/erl_interface/src/decode/decode_fun.c | 3 +++ lib/erl_interface/src/decode/decode_skip.c | 1 + lib/erl_interface/test/ei_decode_encode_SUITE.erl | 8 +++++--- .../test/ei_decode_encode_SUITE_data/ei_decode_encode_test.c | 1 + 4 files changed, 10 insertions(+), 3 deletions(-) (limited to 'lib/erl_interface') diff --git a/lib/erl_interface/src/decode/decode_fun.c b/lib/erl_interface/src/decode/decode_fun.c index 3a7a2b01c1..70e76e956c 100644 --- a/lib/erl_interface/src/decode/decode_fun.c +++ b/lib/erl_interface/src/decode/decode_fun.c @@ -146,6 +146,7 @@ int ei_decode_fun(const char *buf, int *index, erlang_fun *p) else { p_arity = NULL; } + ix = 0; if (ei_decode_atom_as(s, &ix, p_module, MAXATOMLEN_UTF8, ERLANG_UTF8, NULL, NULL) < 0) return -1; @@ -171,6 +172,8 @@ int ei_decode_fun(const char *buf, int *index, erlang_fun *p) } if (ei_decode_long(s, &ix, p_arity) < 0) return -1; + s += ix; + *index += s - s0; return 0; } default: diff --git a/lib/erl_interface/src/decode/decode_skip.c b/lib/erl_interface/src/decode/decode_skip.c index 736c00e074..0622ce7d59 100644 --- a/lib/erl_interface/src/decode/decode_skip.c +++ b/lib/erl_interface/src/decode/decode_skip.c @@ -97,6 +97,7 @@ int ei_skip_term(const char* buf, int* index) break; case ERL_FUN_EXT: case ERL_NEW_FUN_EXT: + case ERL_EXPORT_EXT: if (ei_decode_fun(buf, index, NULL) < 0) return -1; break; default: diff --git a/lib/erl_interface/test/ei_decode_encode_SUITE.erl b/lib/erl_interface/test/ei_decode_encode_SUITE.erl index 3451d9f503..0204b4cfd6 100644 --- a/lib/erl_interface/test/ei_decode_encode_SUITE.erl +++ b/lib/erl_interface/test/ei_decode_encode_SUITE.erl @@ -48,7 +48,8 @@ init_per_testcase(Case, Config) -> test_ei_decode_encode(Config) when is_list(Config) -> P = runner:start(Config, ?test_ei_decode_encode), - Fun = fun (X) -> {X,true} end, + Fun1 = fun (X) -> {X,true} end, + Fun2 = fun runner:init_per_testcase/3, Pid = self(), Port = case os:type() of {win32,_} -> @@ -70,7 +71,8 @@ test_ei_decode_encode(Config) when is_list(Config) -> BigLargeB = 1 bsl 11112 + BigSmallB, BigLargeC = BigSmallA * BigSmallB * BigSmallC * BigSmallA, - send_rec(P, Fun), + send_rec(P, Fun1), + send_rec(P, Fun2), send_rec(P, Pid), send_rec(P, Port), send_rec(P, Ref), @@ -115,7 +117,7 @@ test_ei_decode_encode(Config) when is_list(Config) -> send_rec(P, {}), send_rec(P, {atom, Pid, Port, Ref}), send_rec(P, [atom, Pid, Port, Ref]), - send_rec(P, [atom | Fun]), + send_rec(P, [atom | Fun1]), send_rec(P, #{}), send_rec(P, #{key => value}), send_rec(P, maps:put(Port, Ref, #{key => value, key2 => Pid})), diff --git a/lib/erl_interface/test/ei_decode_encode_SUITE_data/ei_decode_encode_test.c b/lib/erl_interface/test/ei_decode_encode_SUITE_data/ei_decode_encode_test.c index 85ca6c56e9..512f9ed0c7 100644 --- a/lib/erl_interface/test/ei_decode_encode_SUITE_data/ei_decode_encode_test.c +++ b/lib/erl_interface/test/ei_decode_encode_SUITE_data/ei_decode_encode_test.c @@ -563,6 +563,7 @@ TESTCASE(test_ei_decode_encode) ei_init(); + decode_encode_one(&fun_type); decode_encode_one(&fun_type); decode_encode_one(&pid_type); decode_encode_one(&port_type); -- cgit v1.2.3