diff options
Diffstat (limited to 'lib/erl_interface/src/decode')
-rw-r--r-- | lib/erl_interface/src/decode/decode_atom.c | 4 | ||||
-rw-r--r-- | lib/erl_interface/src/decode/decode_big.c | 4 | ||||
-rw-r--r-- | lib/erl_interface/src/decode/decode_double.c | 30 | ||||
-rw-r--r-- | lib/erl_interface/src/decode/decode_pid.c | 4 | ||||
-rw-r--r-- | lib/erl_interface/src/decode/decode_port.c | 4 | ||||
-rw-r--r-- | lib/erl_interface/src/decode/decode_ref.c | 5 | ||||
-rw-r--r-- | lib/erl_interface/src/decode/decode_skip.c | 11 |
7 files changed, 40 insertions, 22 deletions
diff --git a/lib/erl_interface/src/decode/decode_atom.c b/lib/erl_interface/src/decode/decode_atom.c index b247bd4e17..c2e6a0426e 100644 --- a/lib/erl_interface/src/decode/decode_atom.c +++ b/lib/erl_interface/src/decode/decode_atom.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1998-2009. All Rights Reserved. + * Copyright Ericsson AB 1998-2011. 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 @@ -31,6 +31,8 @@ int ei_decode_atom(const char *buf, int *index, char *p) len = get16be(s); + if (len > MAXATOMLEN) return -1; + if (p) { memmove(p,s,len); p[len] = (char)0; diff --git a/lib/erl_interface/src/decode/decode_big.c b/lib/erl_interface/src/decode/decode_big.c index efe9c6e5d9..b54ac85be2 100644 --- a/lib/erl_interface/src/decode/decode_big.c +++ b/lib/erl_interface/src/decode/decode_big.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2002-2009. All Rights Reserved. + * Copyright Ericsson AB 2002-2011. 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 @@ -74,7 +74,7 @@ erlang_big *ei_alloc_big(unsigned int digit_bytes) { memset(b,(char)0,sizeof(erlang_big)); if ( (b->digits = malloc(2*n)) == NULL) { free(b); - return 0; + return NULL; } b->arity = digit_bytes; diff --git a/lib/erl_interface/src/decode/decode_double.c b/lib/erl_interface/src/decode/decode_double.c index 66dbe474ec..ed6e39655e 100644 --- a/lib/erl_interface/src/decode/decode_double.c +++ b/lib/erl_interface/src/decode/decode_double.c @@ -1,19 +1,19 @@ /* * %CopyrightBegin% - * - * Copyright Ericsson AB 1998-2009. All Rights Reserved. - * + * + * Copyright Ericsson AB 1998-2010. 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 * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ #include <stdio.h> @@ -26,14 +26,22 @@ int ei_decode_double(const char *buf, int *index, double *p) { const char *s = buf + *index; const char *s0 = s; - double f; + FloatExt f; - if (get8(s) != ERL_FLOAT_EXT) return -1; - - if (sscanf(s, "%lf", &f) != 1) return -1; + switch (get8(s)) { + case ERL_FLOAT_EXT: + if (sscanf(s, "%lf", &f.d) != 1) return -1; + s += 31; + break; + case NEW_FLOAT_EXT: + /* IEEE 754 format */ + f.val = get64be(s); + break; + default: + return -1; + } - s += 31; - if (p) *p = f; + if (p) *p = f.d; *index += s-s0; return 0; } diff --git a/lib/erl_interface/src/decode/decode_pid.c b/lib/erl_interface/src/decode/decode_pid.c index 5f2aec3b44..9ed1c36db6 100644 --- a/lib/erl_interface/src/decode/decode_pid.c +++ b/lib/erl_interface/src/decode/decode_pid.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1998-2009. All Rights Reserved. + * Copyright Ericsson AB 1998-2011. 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 @@ -33,6 +33,8 @@ int ei_decode_pid(const char *buf, int *index, erlang_pid *p) if (get8(s) != ERL_ATOM_EXT) return -1; len = get16be(s); + + if (len > MAXATOMLEN) return -1; if (p) { memmove(p->node, s, len); diff --git a/lib/erl_interface/src/decode/decode_port.c b/lib/erl_interface/src/decode/decode_port.c index 7fb7d8d414..28abed801a 100644 --- a/lib/erl_interface/src/decode/decode_port.c +++ b/lib/erl_interface/src/decode/decode_port.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1998-2009. All Rights Reserved. + * Copyright Ericsson AB 1998-2011. 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 @@ -34,6 +34,8 @@ int ei_decode_port(const char *buf, int *index, erlang_port *p) len = get16be(s); + if (len > MAXATOMLEN) return -1; + if (p) { memmove(p->node, s, len); p->node[len] = (char)0; diff --git a/lib/erl_interface/src/decode/decode_ref.c b/lib/erl_interface/src/decode/decode_ref.c index 6fc2cd6533..7b15808bc5 100644 --- a/lib/erl_interface/src/decode/decode_ref.c +++ b/lib/erl_interface/src/decode/decode_ref.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1998-2009. All Rights Reserved. + * Copyright Ericsson AB 1998-2011. 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 @@ -35,6 +35,8 @@ int ei_decode_ref(const char *buf, int *index, erlang_ref *p) len = get16be(s); + if (len > MAXATOMLEN) return -1; + if (p) { memmove(p->node, s, len); p->node[len] = (char)0; @@ -62,6 +64,7 @@ int ei_decode_ref(const char *buf, int *index, erlang_ref *p) /* then the nodename */ if (get8(s) != ERL_ATOM_EXT) return -1; len = get16be(s); + if (len > MAXATOMLEN) return -1; if (p) { memmove(p->node, s, len); diff --git a/lib/erl_interface/src/decode/decode_skip.c b/lib/erl_interface/src/decode/decode_skip.c index 316b5bee98..f6c5d861ab 100644 --- a/lib/erl_interface/src/decode/decode_skip.c +++ b/lib/erl_interface/src/decode/decode_skip.c @@ -1,19 +1,19 @@ /* * %CopyrightBegin% - * - * Copyright Ericsson AB 2002-2009. All Rights Reserved. - * + * + * Copyright Ericsson AB 2002-2010. 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 * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ #include "eidef.h" @@ -77,6 +77,7 @@ int ei_skip_term(const char* buf, int* index) if (ei_decode_big(buf, index, NULL) < 0) return -1; break; case ERL_FLOAT_EXT: + case NEW_FLOAT_EXT: if (ei_decode_double(buf, index, NULL) < 0) return -1; break; case ERL_FUN_EXT: |