thpdemux: Check that packed sizes are within the files data size and filesize.

[ffmpeg] / libavformat / dxa.c

diff --git a/libavformat/dxa.c b/libavformat/dxa.c
index e35740eff9461d82412da965608bed78b14f601e..54bea272463caf4bd71242e1f2fa2ccfcbe89b71 100644 (file)
--- a/libavformat/dxa.c
+++ b/libavformat/dxa.c
@@ -2,25 +2,26 @@
  * DXA demuxer
  * Copyright (c) 2007 Konstantin Shishkov
  *
- * This file is part of Libav.
+ * This file is part of FFmpeg.
  *
- * Libav is free software; you can redistribute it and/or
+ * FFmpeg is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation; either
  * version 2.1 of the License, or (at your option) any later version.
  *
- * Libav is distributed in the hope that it will be useful,
+ * FFmpeg is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Lesser General Public License for more details.
  *
  * You should have received a copy of the GNU Lesser General Public
- * License along with Libav; if not, write to the Free Software
+ * License along with FFmpeg; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
 #include "libavutil/intreadwrite.h"
 #include "avformat.h"
+#include "internal.h"
 #include "riff.h"
 
 #define DXA_EXTRA_SIZE  9
@@ -107,7 +108,7 @@ static int dxa_read_header(AVFormatContext *s, AVFormatParameters *ap)
         if (ret < 0)
             return ret;
         // find 'data' chunk
-        while(avio_tell(pb) < c->vidpos && !pb->eof_reached){
+        while(avio_tell(pb) < c->vidpos && !url_feof(pb)){
             tag = avio_rl32(pb);
             fsize = avio_rl32(pb);
             if(tag == MKTAG('d', 'a', 't', 'a')) break;
@@ -127,7 +128,7 @@ static int dxa_read_header(AVFormatContext *s, AVFormatParameters *ap)
     st->codec->width      = w;
     st->codec->height     = h;
     av_reduce(&den, &num, den, num, (1UL<<31)-1);
-    av_set_pts_info(st, 33, num, den);
+    avpriv_set_pts_info(st, 33, num, den);
     /* flags & 0x80 means that image is interlaced,
      * flags & 0x40 means that image has double height
      * either way set true height
@@ -165,7 +166,7 @@ static int dxa_read_packet(AVFormatContext *s, AVPacket *pkt)
         return 0;
     }
     avio_seek(s->pb, c->vidpos, SEEK_SET);
-    while(!s->pb->eof_reached && c->frames){
+    while(!url_feof(s->pb) && c->frames){
         avio_read(s->pb, buf, 4);
         switch(AV_RL32(buf)){
         case MKTAG('N', 'U', 'L', 'L'):