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author | dgp <dgp@users.sourceforge.net> | 2013-08-14 18:00:45 (GMT) |
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committer | dgp <dgp@users.sourceforge.net> | 2013-08-14 18:00:45 (GMT) |
commit | a733cde27c904a40aae56e93c7daa369e2a4d045 (patch) | |
tree | 77fdf9d45381002ae272a660dd3090c4d9459dc5 /compat/zlib/contrib/puff/puff.c | |
parent | 133a3b34b7419b202d6588f44871ea67176a5064 (diff) | |
parent | 2b3657769b1d0b9ae6e10113b1d3c038b4967899 (diff) | |
download | tcl-a733cde27c904a40aae56e93c7daa369e2a4d045.zip tcl-a733cde27c904a40aae56e93c7daa369e2a4d045.tar.gz tcl-a733cde27c904a40aae56e93c7daa369e2a4d045.tar.bz2 |
merge trunk
Diffstat (limited to 'compat/zlib/contrib/puff/puff.c')
-rw-r--r-- | compat/zlib/contrib/puff/puff.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/compat/zlib/contrib/puff/puff.c b/compat/zlib/contrib/puff/puff.c index df8470c..ba58483 100644 --- a/compat/zlib/contrib/puff/puff.c +++ b/compat/zlib/contrib/puff/puff.c @@ -1,8 +1,8 @@ /* * puff.c - * Copyright (C) 2002-2010 Mark Adler + * Copyright (C) 2002-2013 Mark Adler * For conditions of distribution and use, see copyright notice in puff.h - * version 2.2, 25 Apr 2010 + * version 2.3, 21 Jan 2013 * * puff.c is a simple inflate written to be an unambiguous way to specify the * deflate format. It is not written for speed but rather simplicity. As a @@ -76,6 +76,7 @@ * - Move NIL to puff.h * - Allow incomplete code only if single code length is 1 * - Add full code coverage test to Makefile + * 2.3 21 Jan 2013 - Check for invalid code length codes in dynamic blocks */ #include <setjmp.h> /* for setjmp(), longjmp(), and jmp_buf */ @@ -704,6 +705,8 @@ local int dynamic(struct state *s) int len; /* last length to repeat */ symbol = decode(s, &lencode); + if (symbol < 0) + return symbol; /* invalid symbol */ if (symbol < 16) /* length in 0..15 */ lengths[index++] = symbol; else { /* repeat instruction */ |