* IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING. *
* *
* THE OggVorbis SOURCE CODE IS (C) COPYRIGHT 1994-2015 *
- * by the Xiph.Org Foundation http://www.xiph.org/ *
+ * by the Xiph.Org Foundation https://xiph.org/ *
* *
********************************************************************
#include <stdlib.h>
#include <string.h>
-#include <ctype.h>
#include <ogg/ogg.h>
#include "vorbis/codec.h"
#include "codec_internal.h"
}
}
+static int _v_toupper(int c) {
+ return (c >= 'a' && c <= 'z') ? (c & ~('a' - 'A')) : c;
+}
+
void vorbis_comment_init(vorbis_comment *vc){
memset(vc,0,sizeof(*vc));
}
static int tagcompare(const char *s1, const char *s2, int n){
int c=0;
while(c < n){
- if(toupper(s1[c]) != toupper(s2[c]))
+ if(_v_toupper(s1[c]) != _v_toupper(s2[c]))
return !0;
c++;
}
static int _vorbis_unpack_info(vorbis_info *vi,oggpack_buffer *opb){
codec_setup_info *ci=vi->codec_setup;
+ int bs;
if(!ci)return(OV_EFAULT);
vi->version=oggpack_read(opb,32);
vi->bitrate_nominal=(ogg_int32_t)oggpack_read(opb,32);
vi->bitrate_lower=(ogg_int32_t)oggpack_read(opb,32);
- ci->blocksizes[0]=1<<oggpack_read(opb,4);
- ci->blocksizes[1]=1<<oggpack_read(opb,4);
+ bs = oggpack_read(opb,4);
+ if(bs<0)goto err_out;
+ ci->blocksizes[0]=1<<bs;
+ bs = oggpack_read(opb,4);
+ if(bs<0)goto err_out;
+ ci->blocksizes[1]=1<<bs;
if(vi->rate<1)goto err_out;
if(vi->channels<1)goto err_out;