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| author | marha <marha@users.sourceforge.net> | 2010-08-06 10:14:25 +0000 |
|---|---|---|
| committer | marha <marha@users.sourceforge.net> | 2010-08-06 10:14:25 +0000 |
| commit | 47ed6413ce8f2586b8d542dc46055e075a47022e (patch) | |
| tree | b814efb2655c444a4f63ac3cbb7d0cdf4bb3ef2f /freetype/src/base/ftstream.c | |
| parent | c115795736eb99a8f2288a06c231b9386f4d011f (diff) | |
| download | vcxsrv-47ed6413ce8f2586b8d542dc46055e075a47022e.tar.gz vcxsrv-47ed6413ce8f2586b8d542dc46055e075a47022e.tar.bz2 vcxsrv-47ed6413ce8f2586b8d542dc46055e075a47022e.zip | |
Updated to freetype 2.4.1
Diffstat (limited to 'freetype/src/base/ftstream.c')
| -rw-r--r-- | freetype/src/base/ftstream.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/freetype/src/base/ftstream.c b/freetype/src/base/ftstream.c index b638599db..9b087ac4d 100644 --- a/freetype/src/base/ftstream.c +++ b/freetype/src/base/ftstream.c @@ -4,7 +4,7 @@ /* */ /* I/O stream support (body). */ /* */ -/* Copyright 2000-2001, 2002, 2004, 2005, 2006, 2008, 2009 by */ +/* Copyright 2000-2001, 2002, 2004, 2005, 2006, 2008, 2009, 2010 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -246,6 +246,18 @@ /* allocate the frame in memory */ FT_Memory memory = stream->memory; + + /* simple sanity check */ + if ( count > stream->size ) + { + FT_ERROR(( "FT_Stream_EnterFrame:" + " frame size (%lu) larger than stream size (%lu)\n", + count, stream->size )); + + error = FT_Err_Invalid_Stream_Operation; + goto Exit; + } + #ifdef FT_DEBUG_MEMORY /* assume _ft_debug_file and _ft_debug_lineno are already set */ stream->base = (unsigned char*)ft_mem_qalloc( memory, count, &error ); |