151 lines
4.9 KiB
C
Executable File
151 lines
4.9 KiB
C
Executable File
/* Copyright (C) 2007 Jean-Marc Valin
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File: os_support.h
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This is the (tiny) OS abstraction layer. Aside from math.h, this is the
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only place where system headers are allowed.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are
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met:
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1. Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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3. The name of the author may not be used to endorse or promote products
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derived from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
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INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef OS_SUPPORT_H
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#define OS_SUPPORT_H
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#ifdef CUSTOM_SUPPORT
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# include "custom_support.h"
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#endif
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#include <string.h>
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#include <stdio.h>
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#include <stdlib.h>
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/** Speex wrapper for calloc. To do your own dynamic allocation, all you need to do is replace this function, celt_realloc and celt_free
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NOTE: celt_alloc needs to CLEAR THE MEMORY */
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#ifndef OVERRIDE_CELT_ALLOC
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static __inline void *celt_alloc (int size)
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{
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/* WARNING: this is not equivalent to malloc(). If you want to use malloc()
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or your own allocator, YOU NEED TO CLEAR THE MEMORY ALLOCATED. Otherwise
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you will experience strange bugs */
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return calloc(size,1);
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}
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#endif
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/** Same as celt_alloc, except that the area is only needed inside a Speex call (might cause problem with wideband though) */
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#ifndef OVERRIDE_CELT_ALLOC_SCRATCH
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static __inline void *celt_alloc_scratch (int size)
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{
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/* Scratch space doesn't need to be cleared */
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return calloc(size,1);
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}
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#endif
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/** Speex wrapper for realloc. To do your own dynamic allocation, all you need to do is replace this function, celt_alloc and celt_free */
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#ifndef OVERRIDE_CELT_REALLOC
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static __inline void *celt_realloc (void *ptr, int size)
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{
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return realloc(ptr, size);
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}
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#endif
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/** Speex wrapper for calloc. To do your own dynamic allocation, all you need to do is replace this function, celt_realloc and celt_alloc */
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#ifndef OVERRIDE_CELT_FREE
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static __inline void celt_free (void *ptr)
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{
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free(ptr);
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}
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#endif
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/** Same as celt_free, except that the area is only needed inside a Speex call (might cause problem with wideband though) */
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#ifndef OVERRIDE_CELT_FREE_SCRATCH
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static __inline void celt_free_scratch (void *ptr)
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{
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free(ptr);
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}
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#endif
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/** Copy n bytes of memory from src to dst. The 0* term provides compile-time type checking */
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#ifndef OVERRIDE_CELT_COPY
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#define CELT_COPY(dst, src, n) (memcpy((dst), (src), (n)*sizeof(*(dst)) + 0*((dst)-(src)) ))
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#endif
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/** Copy n bytes of memory from src to dst, allowing overlapping regions. The 0* term
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provides compile-time type checking */
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#ifndef OVERRIDE_CELT_MOVE
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#define CELT_MOVE(dst, src, n) (memmove((dst), (src), (n)*sizeof(*(dst)) + 0*((dst)-(src)) ))
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#endif
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/** Set n bytes of memory to value of c, starting at address s */
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#ifndef OVERRIDE_CELT_MEMSET
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#define CELT_MEMSET(dst, c, n) (memset((dst), (c), (n)*sizeof(*(dst))))
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#endif
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#ifndef OVERRIDE_CELT_FATAL
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static __inline void _celt_fatal(const char *str, const char *file, int line)
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{
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fprintf (stderr, "Fatal (internal) error in %s, line %d: %s\n", file, line, str);
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abort();
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}
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#endif
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#ifndef OVERRIDE_CELT_WARNING
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static __inline void celt_warning(const char *str)
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{
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#ifndef DISABLE_WARNINGS
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fprintf (stderr, "warning: %s\n", str);
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#endif
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}
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#endif
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#ifndef OVERRIDE_CELT_WARNING_INT
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static __inline void celt_warning_int(const char *str, int val)
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{
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#ifndef DISABLE_WARNINGS
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fprintf (stderr, "warning: %s %d\n", str, val);
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#endif
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}
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#endif
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#ifndef OVERRIDE_CELT_NOTIFY
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static __inline void celt_notify(const char *str)
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{
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#ifndef DISABLE_NOTIFICATIONS
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fprintf (stderr, "notification: %s\n", str);
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#endif
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}
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#endif
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/*#ifdef __GNUC__
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#pragma GCC poison printf sprintf
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#pragma GCC poison malloc free realloc calloc
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#endif*/
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#endif /* OS_SUPPORT_H */
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