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#ifndef foomemoryhfoo
#define foomemoryhfoo
/***
This file is part of PulseAudio.
Copyright 2004-2006 Lennart Poettering
PulseAudio is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published
by the Free Software Foundation; either version 2.1 of the License,
or (at your option) any later version.
PulseAudio is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with PulseAudio; if not, see <http://www.gnu.org/licenses/>.
***/
#include <sys/types.h>
#include <stdlib.h>
#include <limits.h>
#include <assert.h>
#include <pulse/cdecl.h>
#include <pulse/gccmacro.h>
#include <pulse/version.h>
/** \file
* Memory allocation functions.
*/
PA_C_DECL_BEGIN
/** Allocate the specified number of bytes, just like malloc() does. However, in case of OOM, terminate */
void* pa_xmalloc(size_t l) PA_GCC_MALLOC PA_GCC_ALLOC_SIZE(1);
/** Same as pa_xmalloc(), but initialize allocated memory to 0 */
void *pa_xmalloc0(size_t l) PA_GCC_MALLOC PA_GCC_ALLOC_SIZE(1);
/** The combination of pa_xmalloc() and realloc() */
void *pa_xrealloc(void *ptr, size_t size) PA_GCC_ALLOC_SIZE(2);
/** Free allocated memory */
void pa_xfree(void *p);
/** Duplicate the specified string, allocating memory with pa_xmalloc() */
char *pa_xstrdup(const char *s) PA_GCC_MALLOC;
/** Duplicate the specified string, but truncate after l characters */
char *pa_xstrndup(const char *s, size_t l) PA_GCC_MALLOC;
/** Duplicate the specified memory block */
void* pa_xmemdup(const void *p, size_t l) PA_GCC_MALLOC PA_GCC_ALLOC_SIZE(2);
/** Internal helper for pa_xnew() */
static void* _pa_xnew_internal(size_t n, size_t k) PA_GCC_MALLOC PA_GCC_ALLOC_SIZE2(1,2);
static inline void* _pa_xnew_internal(size_t n, size_t k) {
assert(n < INT_MAX/k);
return pa_xmalloc(n*k);
}
/** Allocate n new structures of the specified type. */
#define pa_xnew(type, n) ((type*) _pa_xnew_internal((n), sizeof(type)))
/** Internal helper for pa_xnew0() */
static void* _pa_xnew0_internal(size_t n, size_t k) PA_GCC_MALLOC PA_GCC_ALLOC_SIZE2(1,2);
static inline void* _pa_xnew0_internal(size_t n, size_t k) {
assert(n < INT_MAX/k);
return pa_xmalloc0(n*k);
}
/** Same as pa_xnew() but set the memory to zero */
#define pa_xnew0(type, n) ((type*) _pa_xnew0_internal((n), sizeof(type)))
/** Internal helper for pa_xnew0() */
static void* _pa_xnewdup_internal(const void *p, size_t n, size_t k) PA_GCC_MALLOC PA_GCC_ALLOC_SIZE2(2,3);
static inline void* _pa_xnewdup_internal(const void *p, size_t n, size_t k) {
assert(n < INT_MAX/k);
return pa_xmemdup(p, n*k);
}
/** Same as pa_xnew() but duplicate the specified data */
#define pa_xnewdup(type, p, n) ((type*) _pa_xnewdup_internal((p), (n), sizeof(type)))
/** Internal helper for pa_xrenew() */
static void* _pa_xrenew_internal(void *p, size_t n, size_t k) PA_GCC_MALLOC PA_GCC_ALLOC_SIZE2(2,3);
static inline void* _pa_xrenew_internal(void *p, size_t n, size_t k) {
assert(n < INT_MAX/k);
return pa_xrealloc(p, n*k);
}
/** Reallocate n new structures of the specified type. */
#define pa_xrenew(type, p, n) ((type*) _pa_xrenew_internal(p, (n), sizeof(type)))
PA_C_DECL_END
#endif
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