xmalloc.h

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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>
 
PA_C_DECL_BEGIN
 
void* pa_xmalloc(size_t l) PA_GCC_MALLOC PA_GCC_ALLOC_SIZE(1);
 
void *pa_xmalloc0(size_t l) PA_GCC_MALLOC PA_GCC_ALLOC_SIZE(1);
 
void *pa_xrealloc(void *ptr, size_t size) PA_GCC_ALLOC_SIZE(2);
 
void pa_xfree(void *p);
 
char *pa_xstrdup(const char *s) PA_GCC_MALLOC;
 
char *pa_xstrndup(const char *s, size_t l) PA_GCC_MALLOC;
 
void* pa_xmemdup(const void *p, size_t l) PA_GCC_MALLOC PA_GCC_ALLOC_SIZE(2);
 
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);
}
 
#define pa_xnew(type, n) ((type*) _pa_xnew_internal((n), sizeof(type)))
 
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);
}
 
#define pa_xnew0(type, n) ((type*) _pa_xnew0_internal((n), sizeof(type)))
 
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);
}
 
#define pa_xnewdup(type, p, n) ((type*) _pa_xnewdup_internal((p), (n), sizeof(type)))
 
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);
}
 
#define pa_xrenew(type, p, n) ((type*) _pa_xrenew_internal(p, (n), sizeof(type)))
 
PA_C_DECL_END
 
#endif