| /************************************************************************** |
| * |
| * Copyright 2008 VMware, Inc. |
| * All Rights Reserved. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the |
| * "Software"), to deal in the Software without restriction, including |
| * without limitation the rights to use, copy, modify, merge, publish, |
| * distribute, sub license, and/or sell copies of the Software, and to |
| * permit persons to whom the Software is furnished to do so, subject to |
| * the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the |
| * next paragraph) shall be included in all copies or substantial portions |
| * of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. |
| * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR |
| * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
| * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
| * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| * |
| **************************************************************************/ |
| |
| |
| /* |
| * Memory functions |
| */ |
| |
| |
| #ifndef U_MEMORY_H |
| #define U_MEMORY_H |
| |
| #include "util/u_debug.h" |
| #include "util/os_memory.h" |
| |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| |
| #define MALLOC(_size) os_malloc(_size) |
| |
| #define CALLOC(_count, _size) os_calloc(_count, _size) |
| |
| #define FREE(_ptr ) os_free(_ptr) |
| |
| #define REALLOC(_ptr, _old_size, _size) os_realloc(_ptr, _old_size, _size) |
| |
| #define MALLOC_STRUCT(T) (struct T *) MALLOC(sizeof(struct T)) |
| |
| #define CALLOC_STRUCT(T) (struct T *) CALLOC(1, sizeof(struct T)) |
| |
| #define CALLOC_VARIANT_LENGTH_STRUCT(T,more_size) ((struct T *) CALLOC(1, sizeof(struct T) + more_size)) |
| |
| |
| #define align_malloc(_size, _alignment) os_malloc_aligned(_size, _alignment) |
| #define align_free(_ptr) os_free_aligned(_ptr) |
| #define align_realloc(_ptr, _oldsize, _newsize, _alignment) os_realloc_aligned(_ptr, _oldsize, _newsize, _alignment) |
| |
| static inline void * |
| align_calloc(size_t size, unsigned long alignment) |
| { |
| void *ptr = align_malloc(size, alignment); |
| if (ptr) |
| memset(ptr, 0, size); |
| return ptr; |
| } |
| |
| /** |
| * Duplicate a block of memory. |
| */ |
| static inline void * |
| mem_dup(const void *src, size_t size) |
| { |
| void *dup = MALLOC(size); |
| if (dup) |
| memcpy(dup, src, size); |
| return dup; |
| } |
| |
| |
| /** |
| * Offset of a field in a struct, in bytes. |
| */ |
| #define Offset(TYPE, MEMBER) ((uintptr_t)&(((TYPE *)NULL)->MEMBER)) |
| |
| |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| |
| #endif /* U_MEMORY_H */ |