1 /**************************************************************************
3 * Copyright 2008 VMware, Inc.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 **************************************************************************/
37 #include "util/u_pointer.h"
38 #include "util/u_debug.h"
39 #include "util/os_memory.h"
47 #define MALLOC(_size) os_malloc(_size)
49 #define CALLOC(_count, _size) os_calloc(_count, _size)
51 #define FREE(_ptr ) os_free(_ptr)
53 #define REALLOC(_ptr, _old_size, _size) os_realloc(_ptr, _old_size, _size)
55 #define MALLOC_STRUCT(T) (struct T *) MALLOC(sizeof(struct T))
57 #define CALLOC_STRUCT(T) (struct T *) CALLOC(1, sizeof(struct T))
59 #define CALLOC_VARIANT_LENGTH_STRUCT(T,more_size) ((struct T *) CALLOC(1, sizeof(struct T) + more_size))
62 #define align_malloc(_size, _alignment) os_malloc_aligned(_size, _alignment)
63 #define align_free(_ptr) os_free_aligned(_ptr)
66 align_calloc(size_t size
, unsigned long alignment
)
68 void *ptr
= align_malloc(size
, alignment
);
75 * Duplicate a block of memory.
78 mem_dup(const void *src
, uint size
)
80 void *dup
= MALLOC(size
);
82 memcpy(dup
, src
, size
);
88 * Offset of a field in a struct, in bytes.
90 #define Offset(TYPE, MEMBER) ((uintptr_t)&(((TYPE *)NULL)->MEMBER))
99 #endif /* U_MEMORY_H */