Merge lp:~tangent-org/libmemcached/1.0-build/ Build: jenkins-Libmemcached-170
[awesomized/libmemcached] / libmemcached / memory.h
1 /* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
2 *
3 * Libmemcached library
4 *
5 * Copyright (C) 2011 Data Differential, http://datadifferential.com/
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions are
9 * met:
10 *
11 * * Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 *
14 * * Redistributions in binary form must reproduce the above
15 * copyright notice, this list of conditions and the following disclaimer
16 * in the documentation and/or other materials provided with the
17 * distribution.
18 *
19 * * The names of its contributors may not be used to endorse or
20 * promote products derived from this software without specific prior
21 * written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
24 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
25 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
26 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
27 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
28 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
29 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
30 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
31 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
32 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34 *
35 */
36
37 #pragma once
38
39 #include <mem_config.h>
40
41 #include <libmemcached/common.h>
42
43 #ifdef __cplusplus
44 #include <cstddef>
45 #include <cstdlib>
46 #else
47 #include <stddef.h>
48 #include <stdlib.h>
49 #endif
50
51 static inline void libmemcached_free(const memcached_st *self, void *mem)
52 {
53 if (self)
54 {
55 self->allocators.free(self, mem, self->allocators.context);
56 }
57 else if (mem)
58 {
59 #ifdef __cplusplus
60 std::free(mem);
61 #else
62 free(mem);
63 #endif
64 }
65 }
66
67 static inline void *libmemcached_malloc(const memcached_st *self, const size_t size)
68 {
69 if (self)
70 {
71 return self->allocators.malloc(self, size, self->allocators.context);
72 }
73
74 #ifdef __cplusplus
75 return std::malloc(size);
76 #else
77 return malloc(size);
78 #endif
79 }
80 #define libmemcached_xmalloc(__memcachd_st, __type) ((__type *)libmemcached_malloc((__memcachd_st), sizeof(__type)))
81
82 static inline void *libmemcached_realloc(const memcached_st *self, void *mem, size_t nmemb, const size_t size)
83 {
84 if (self)
85 {
86 return self->allocators.realloc(self, mem, nmemb * size, self->allocators.context);
87 }
88
89 #ifdef __cplusplus
90 return std::realloc(mem, size);
91 #else
92 return realloc(mem, size);
93 #endif
94 }
95 #define libmemcached_xrealloc(__memcachd_st, __mem, __nelem, __type) ((__type *)libmemcached_realloc((__memcachd_st), (__mem), (__nelem), sizeof(__type)))
96 #define libmemcached_xvalloc(__memcachd_st, __nelem, __type) ((__type *)libmemcached_realloc((__memcachd_st), NULL, (__nelem), sizeof(__type)))
97
98 static inline void *libmemcached_calloc(const memcached_st *self, size_t nelem, size_t size)
99 {
100 if (self)
101 {
102 return self->allocators.calloc(self, nelem, size, self->allocators.context);
103 }
104
105 #ifdef __cplusplus
106 return std::calloc(nelem, size);
107 #else
108 return calloc(nelem, size);
109 #endif
110 }
111 #define libmemcached_xcalloc(__memcachd_st, __nelem, __type) ((__type *)libmemcached_calloc((__memcachd_st), (__nelem), sizeof(__type)))