| #ifndef foomemoryhfoo |
| #define foomemoryhfoo |
| |
| /* $Id: xmalloc.h 1971 2007-10-28 19:13:50Z lennart $ */ |
| |
| /*** |
| 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 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, write to the Free Software |
| Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 |
| USA. |
| ***/ |
| |
| #include <sys/types.h> |
| #include <stdlib.h> |
| #include <limits.h> |
| #include <assert.h> |
| #include <pulse/cdecl.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); |
| |
| /** Same as pa_xmalloc(), but initialize allocated memory to 0 */ |
| void *pa_xmalloc0(size_t l); |
| |
| /** The combination of pa_xmalloc() and realloc() */ |
| void *pa_xrealloc(void *ptr, size_t size); |
| |
| /** Free allocated memory */ |
| void pa_xfree(void *p); |
| |
| /** Duplicate the specified string, allocating memory with pa_xmalloc() */ |
| char *pa_xstrdup(const char *s); |
| |
| /** Duplicate the specified string, but truncate after l characters */ |
| char *pa_xstrndup(const char *s, size_t l); |
| |
| /** Duplicate the specified memory block */ |
| void* pa_xmemdup(const void *p, size_t l); |
| |
| /** Internal helper for pa_xnew() */ |
| static inline void* pa_xnew_internal(unsigned 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 inline void* pa_xnew0_internal(unsigned 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 inline void* pa_xnewdup_internal(const void *p, unsigned n, size_t k) { |
| assert(n < INT_MAX/k); |
| return pa_xmemdup(p, n*k); |
| } |
| |
| /** Same as pa_xnew() but set the memory to zero */ |
| #define pa_xnewdup(type, p, n) ((type*) pa_xnewdup_internal((p), (n), sizeof(type))) |
| |
| PA_C_DECL_END |
| |
| #endif |