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+/* Copyright (C) 2007 Jean-Marc Valin
+
+ File: os_support.h
+ This is the (tiny) OS abstraction layer. Aside from math.h, this is the
+ only place where system headers are allowed.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are
+ met:
+
+ 1. Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+
+ 2. Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in the
+ documentation and/or other materials provided with the distribution.
+
+ 3. The name of the author may not be used to endorse or promote products
+ derived from this software without specific prior written permission.
+
+ THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
+ INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ POSSIBILITY OF SUCH DAMAGE.
+*/
+
+#ifndef OS_SUPPORT_H
+#define OS_SUPPORT_H
+
+#include <string.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+#ifdef OS_SUPPORT_CUSTOM
+#include "os_support_custom.h"
+#endif
+
+/** Speex wrapper for calloc. To do your own dynamic allocation, all you need to do is replace this function, speex_realloc and speex_free
+ NOTE: speex_alloc needs to CLEAR THE MEMORY */
+#ifndef OVERRIDE_SPEEX_ALLOC
+static inline void *speex_alloc (int size)
+{
+ /* WARNING: this is not equivalent to malloc(). If you want to use malloc()
+ or your own allocator, YOU NEED TO CLEAR THE MEMORY ALLOCATED. Otherwise
+ you will experience strange bugs */
+ return calloc(size,1);
+}
+#endif
+
+/** Same as speex_alloc, except that the area is only needed inside a Speex call (might cause problem with wideband though) */
+#ifndef OVERRIDE_SPEEX_ALLOC_SCRATCH
+static inline void *speex_alloc_scratch (int size)
+{
+ /* Scratch space doesn't need to be cleared */
+ return calloc(size,1);
+}
+#endif
+
+/** Speex wrapper for realloc. To do your own dynamic allocation, all you need to do is replace this function, speex_alloc and speex_free */
+#ifndef OVERRIDE_SPEEX_REALLOC
+static inline void *speex_realloc (void *ptr, int size)
+{
+ return realloc(ptr, size);
+}
+#endif
+
+/** Speex wrapper for calloc. To do your own dynamic allocation, all you need to do is replace this function, speex_realloc and speex_alloc */
+#ifndef OVERRIDE_SPEEX_FREE
+static inline void speex_free (void *ptr)
+{
+ free(ptr);
+}
+#endif
+
+/** Same as speex_free, except that the area is only needed inside a Speex call (might cause problem with wideband though) */
+#ifndef OVERRIDE_SPEEX_FREE_SCRATCH
+static inline void speex_free_scratch (void *ptr)
+{
+ free(ptr);
+}
+#endif
+
+/** Copy n bytes of memory from src to dst. The 0* term provides compile-time type checking */
+#ifndef OVERRIDE_SPEEX_COPY
+#define SPEEX_COPY(dst, src, n) (memcpy((dst), (src), (n)*sizeof(*(dst)) + 0*((dst)-(src)) ))
+#endif
+
+/** Copy n bytes of memory from src to dst, allowing overlapping regions. The 0* term
+ provides compile-time type checking */
+#ifndef OVERRIDE_SPEEX_MOVE
+#define SPEEX_MOVE(dst, src, n) (memmove((dst), (src), (n)*sizeof(*(dst)) + 0*((dst)-(src)) ))
+#endif
+
+/** Set n bytes of memory to value of c, starting at address s */
+#ifndef OVERRIDE_SPEEX_MEMSET
+#define SPEEX_MEMSET(dst, c, n) (memset((dst), (c), (n)*sizeof(*(dst))))
+#endif
+
+
+#ifndef OVERRIDE_SPEEX_FATAL
+static inline void _speex_fatal(const char *str, const char *file, int line)
+{
+ fprintf (stderr, "Fatal (internal) error in %s, line %d: %s\n", file, line, str);
+ exit(1);
+}
+#endif
+
+#ifndef OVERRIDE_SPEEX_WARNING
+static inline void speex_warning(const char *str)
+{
+#ifndef DISABLE_WARNINGS
+ fprintf (stderr, "warning: %s\n", str);
+#endif
+}
+#endif
+
+#ifndef OVERRIDE_SPEEX_WARNING_INT
+static inline void speex_warning_int(const char *str, int val)
+{
+#ifndef DISABLE_WARNINGS
+ fprintf (stderr, "warning: %s %d\n", str, val);
+#endif
+}
+#endif
+
+#ifndef OVERRIDE_SPEEX_NOTIFY
+static inline void speex_notify(const char *str)
+{
+#ifndef DISABLE_NOTIFICATIONS
+ fprintf (stderr, "notification: %s\n", str);
+#endif
+}
+#endif
+
+#ifndef OVERRIDE_SPEEX_PUTC
+/** Speex wrapper for putc */
+static inline void _speex_putc(int ch, void *file)
+{
+ FILE *f = (FILE *)file;
+ fprintf(f, "%c", ch);
+}
+#endif
+
+#define speex_fatal(str) _speex_fatal(str, __FILE__, __LINE__);
+#define speex_assert(cond) {if (!(cond)) {speex_fatal("assertion failed: " #cond);}}
+
+#ifndef RELEASE
+static inline void print_vec(float *vec, int len, char *name)
+{
+ int i;
+ printf ("%s ", name);
+ for (i=0;i<len;i++)
+ printf (" %f", vec[i]);
+ printf ("\n");
+}
+#endif
+
+#endif
+