apps/codecs/lib/codeclib.h

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2005 Dave Chapman
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License
  14  * as published by the Free Software Foundation; either version 2
  15  * of the License, or (at your option) any later version.
  16  *
  17  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  18  * KIND, either express or implied.
  19  *
  20  ****************************************************************************/
  21
  22 #include "config.h"
  23 #include "codecs.h"
  24 #include "system.h"
  25 #include <sys/types.h>
  26
  27 #define MALLOC_BUFSIZE (512*1024)
  28
  29 extern struct codec_api *ci;
  30 extern long mem_ptr;
  31 extern long bufsize;
  32 extern unsigned char* mp3buf;     // The actual MP3 buffer from Rockbox
  33 extern unsigned char* mallocbuf;  // 512K from the start of MP3 buffer
  34 extern unsigned char* filebuf;    // The rest of the MP3 buffer
  35
  36 /* Standard library functions that are used by the codecs follow here */
  37
  38 void* codec_malloc(size_t size);
  39 void* codec_calloc(size_t nmemb, size_t size);
  40 void* codec_realloc(void* ptr, size_t size);
  41 void codec_free(void* ptr);
  42
  43 void *memcpy(void *dest, const void *src, size_t n);
  44 void *memset(void *s, int c, size_t n);
  45 int memcmp(const void *s1, const void *s2, size_t n);
  46 void *memmove(void *s1, const void *s2, size_t n);
  47
  48 size_t strlen(const char *s);
  49 char *strcpy(char *dest, const char *src);
  50 char *strcat(char *dest, const char *src);
  51 int strcmp(const char *, const char *);
  52
  53 void qsort(void *base, size_t nmemb, size_t size, int(*compar)(const void *, const void *));
  54
  55 #define abs(x) ((x)>0?(x):-(x))
  56 #define labs(x) abs(x)
  57
  58 /* Various codec helper functions */
  59
  60 int codec_init(void);
  61 void codec_set_replaygain(struct mp3entry* id3);
  62
  63 #ifdef RB_PROFILE
  64 void __cyg_profile_func_enter(void *this_fn, void *call_site)
  65     NO_PROF_ATTR ICODE_ATTR;
  66 void __cyg_profile_func_exit(void *this_fn, void *call_site)
  67     NO_PROF_ATTR ICODE_ATTR;
  68 #endif