4d71da006f
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@7115 a1c6a512-1295-4272-9138-f99709370657
115 lines
2.7 KiB
C
115 lines
2.7 KiB
C
/***************************************************************************
|
|
* __________ __ ___.
|
|
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
|
|
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
|
|
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
|
|
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
|
|
* \/ \/ \/ \/ \/
|
|
* $Id$
|
|
*
|
|
* Copyright (C) 2005 Dave Chapman
|
|
*
|
|
* All files in this archive are subject to the GNU General Public License.
|
|
* See the file COPYING in the source tree root for full license agreement.
|
|
*
|
|
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
|
|
* KIND, either express or implied.
|
|
*
|
|
****************************************************************************/
|
|
|
|
/* Various "helper functions" common to all the xxx2wav decoder plugins */
|
|
|
|
#if (CONFIG_HWCODEC == MASNONE)
|
|
/* software codec platforms, not for simulator */
|
|
|
|
#include "codecs.h"
|
|
#include "xxx2wav.h"
|
|
|
|
static struct codec_api* local_rb;
|
|
|
|
int mem_ptr;
|
|
int bufsize;
|
|
unsigned char* audiobuf; /* The actual audio buffer from Rockbox */
|
|
unsigned char* mallocbuf; /* 512K from the start of audio buffer */
|
|
unsigned char* filebuf; /* The rest of the audio buffer */
|
|
|
|
void* codec_malloc(size_t size)
|
|
{
|
|
void* x;
|
|
|
|
x=&mallocbuf[mem_ptr];
|
|
mem_ptr+=(size+3)&~3; // Keep memory 32-bit aligned (if it was already?)
|
|
|
|
return(x);
|
|
}
|
|
|
|
void* codec_calloc(size_t nmemb, size_t size)
|
|
{
|
|
void* x;
|
|
x = codec_malloc(nmemb*size);
|
|
local_rb->memset(x,0,nmemb*size);
|
|
return(x);
|
|
}
|
|
|
|
void* codec_alloca(size_t size)
|
|
{
|
|
void* x;
|
|
x = codec_malloc(size);
|
|
return(x);
|
|
}
|
|
|
|
void codec_free(void* ptr) {
|
|
(void)ptr;
|
|
}
|
|
|
|
void* codec_realloc(void* ptr, size_t size)
|
|
{
|
|
void* x;
|
|
(void)ptr;
|
|
x = codec_malloc(size);
|
|
return(x);
|
|
}
|
|
|
|
void *memcpy(void *dest, const void *src, size_t n)
|
|
{
|
|
return(local_rb->memcpy(dest,src,n));
|
|
}
|
|
|
|
void *memset(void *s, int c, size_t n)
|
|
{
|
|
return(local_rb->memset(s,c,n));
|
|
}
|
|
|
|
int memcmp(const void *s1, const void *s2, size_t n)
|
|
{
|
|
return(local_rb->memcmp(s1,s2,n));
|
|
}
|
|
|
|
void* memchr(const void *s, int c, size_t n)
|
|
{
|
|
return(local_rb->memchr(s,c,n));
|
|
}
|
|
|
|
void* memmove(const void *s1, const void *s2, size_t n)
|
|
{
|
|
char* dest=(char*)s1;
|
|
char* src=(char*)s2;
|
|
size_t i;
|
|
|
|
for (i=0;i<n;i++) { dest[i]=src[i]; }
|
|
|
|
return(dest);
|
|
}
|
|
|
|
void qsort(void *base, size_t nmemb, size_t size,
|
|
int(*compar)(const void *, const void *)) {
|
|
local_rb->qsort(base,nmemb,size,compar);
|
|
}
|
|
|
|
|
|
void xxx2wav_set_api(struct codec_api* rb)
|
|
{
|
|
local_rb = rb;
|
|
}
|
|
|
|
#endif /* CONFIG_HWCODEC == MASNONE */
|