ffmpeg | branch: master | Michael Niedermayer <michae...@gmx.at> | Tue May 12 13:36:54 2015 +0200| [c3671e1d5760d79c083e7565d951f4628c06cf41] | committer: Michael Niedermayer
avformat/riffenc: Use size_t for strlen in ff_riff_write_info_tag() Also dont generated corrupted output for larger than 4gb strings Signed-off-by: Michael Niedermayer <michae...@gmx.at> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=c3671e1d5760d79c083e7565d951f4628c06cf41 --- libavformat/riffenc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/libavformat/riffenc.c b/libavformat/riffenc.c index a629b8a..d429df0 100644 --- a/libavformat/riffenc.c +++ b/libavformat/riffenc.c @@ -269,8 +269,8 @@ void ff_parse_specific_params(AVStream *st, int *au_rate, void ff_riff_write_info_tag(AVIOContext *pb, const char *tag, const char *str) { - int len = strlen(str); - if (len > 0) { + size_t len = strlen(str); + if (len > 0 && len < UINT32_MAX) { len++; ffio_wfourcc(pb, tag); avio_wl32(pb, len); _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog
