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Update stb_vorbis.

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This commit is contained in:
David Reid
2021-07-03 07:48:12 +10:00
parent 4d1f619ff2
commit db7a3dfd23
1 changed files with 19 additions and 7 deletions
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extras/stb_vorbis.c
+19 -7
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@@ -1,4 +1,4 @@
// Ogg Vorbis audio decoder - v1.19 - public domain
// Ogg Vorbis audio decoder - v1.21 - public domain
// http://nothings.org/stb_vorbis/
//
// Original version written by Sean Barrett in 2007.
@@ -31,9 +31,13 @@
// Phillip Bennefall Rohit Thiago Goulart
// github:manxorist saga musix github:infatum
// Timur Gagiev Maxwell Koo Peter Waller
// github:audinowho Dougall Johnson
// github:audinowho Dougall Johnson David Reid
// github:Clownacy Pedro J. Estebanez Remi Verschelde
// AnthoFoxo
//
// Partial history:
// 1.21 - 2021-07-02 - fix bug for files with no comments
// 1.20 - 2020-07-11 - several small fixes
// 1.19 - 2020-02-05 - warnings
// 1.18 - 2020-02-02 - fix seek bugs; parse header comments; misc warnings etc.
// 1.17 - 2019-07-08 - fix CVE-2019-13217..CVE-2019-13223 (by ForAllSecure)
@@ -577,7 +581,7 @@ enum STBVorbisError
#if defined(_MSC_VER) || defined(__MINGW32__)
#include <malloc.h>
#endif
#if defined(__linux__) || defined(__linux) || defined(__EMSCRIPTEN__)
#if defined(__linux__) || defined(__linux) || defined(__EMSCRIPTEN__) || defined(__NEWLIB__)
#include <alloca.h>
#endif
#else // STB_VORBIS_NO_CRT
@@ -963,7 +967,7 @@ static void *setup_temp_malloc(vorb *f, int sz)
static void setup_temp_free(vorb *f, void *p, int sz)
{
if (f->alloc.alloc_buffer) {
f->temp_offset += (sz+3)&~3;
f->temp_offset += (sz+7)&~7;
return;
}
free(p);
@@ -1602,7 +1606,8 @@ static uint32 get_bits(vorb *f, int n)
f->valid_bits += 8;
}
}
if (f->valid_bits < 0) return 0;
assert(f->valid_bits >= n);
z = f->acc & ((1 << n)-1);
f->acc >>= n;
f->valid_bits -= n;
@@ -3632,17 +3637,24 @@ static int start_decoder(vorb *f)
//file vendor
len = get32_packet(f);
f->vendor = (char*)setup_malloc(f, sizeof(char) * (len+1));
if (f->vendor == NULL) return error(f, VORBIS_outofmem);
for(i=0; i < len; ++i) {
f->vendor[i] = get8_packet(f);
}
f->vendor[len] = (char)'\0';
//user comments
f->comment_list_length = get32_packet(f);
f->comment_list = (char**)setup_malloc(f, sizeof(char*) * (f->comment_list_length));
f->comment_list = NULL;
if (f->comment_list_length > 0)
{
f->comment_list = (char**) setup_malloc(f, sizeof(char*) * (f->comment_list_length));
if (f->comment_list == NULL) return error(f, VORBIS_outofmem);
}
for(i=0; i < f->comment_list_length; ++i) {
len = get32_packet(f);
f->comment_list[i] = (char*)setup_malloc(f, sizeof(char) * (len+1));
if (f->comment_list[i] == NULL) return error(f, VORBIS_outofmem);
for(j=0; j < len; ++j) {
f->comment_list[i][j] = get8_packet(f);
@@ -4255,7 +4267,7 @@ static void vorbis_init(stb_vorbis *p, const stb_vorbis_alloc *z)
memset(p, 0, sizeof(*p)); // NULL out all malloc'd pointers to start
if (z) {
p->alloc = *z;
p->alloc.alloc_buffer_length_in_bytes = (p->alloc.alloc_buffer_length_in_bytes+3) & ~3;
p->alloc.alloc_buffer_length_in_bytes &= ~7;
p->temp_offset = p->alloc.alloc_buffer_length_in_bytes;
}
p->eof = 0;