1 /*
2 * nghttp2 - HTTP/2 C Library
3 *
4 * Copyright (c) 2014 Tatsuhiro Tsujikawa
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining
7 * a 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, sublicense, 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:
13 *
14 * The above copyright notice and this permission notice shall be
15 * included in all copies or substantial portions of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
18 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
20 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
21 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
22 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
23 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24 */
25 #include "nghttp2_mem.h"
26
default_malloc(size_t size,void * mem_user_data)27 static void *default_malloc(size_t size, void *mem_user_data) {
28 (void)mem_user_data;
29
30 return malloc(size);
31 }
32
default_free(void * ptr,void * mem_user_data)33 static void default_free(void *ptr, void *mem_user_data) {
34 (void)mem_user_data;
35
36 free(ptr);
37 }
38
default_calloc(size_t nmemb,size_t size,void * mem_user_data)39 static void *default_calloc(size_t nmemb, size_t size, void *mem_user_data) {
40 (void)mem_user_data;
41
42 return calloc(nmemb, size);
43 }
44
default_realloc(void * ptr,size_t size,void * mem_user_data)45 static void *default_realloc(void *ptr, size_t size, void *mem_user_data) {
46 (void)mem_user_data;
47
48 return realloc(ptr, size);
49 }
50
51 static nghttp2_mem mem_default = {NULL, default_malloc, default_free,
52 default_calloc, default_realloc};
53
nghttp2_mem_default(void)54 nghttp2_mem *nghttp2_mem_default(void) { return &mem_default; }
55
nghttp2_mem_malloc(nghttp2_mem * mem,size_t size)56 void *nghttp2_mem_malloc(nghttp2_mem *mem, size_t size) {
57 return mem->malloc(size, mem->mem_user_data);
58 }
59
nghttp2_mem_free(nghttp2_mem * mem,void * ptr)60 void nghttp2_mem_free(nghttp2_mem *mem, void *ptr) {
61 mem->free(ptr, mem->mem_user_data);
62 }
63
nghttp2_mem_free2(nghttp2_free free_func,void * ptr,void * mem_user_data)64 void nghttp2_mem_free2(nghttp2_free free_func, void *ptr, void *mem_user_data) {
65 free_func(ptr, mem_user_data);
66 }
67
nghttp2_mem_calloc(nghttp2_mem * mem,size_t nmemb,size_t size)68 void *nghttp2_mem_calloc(nghttp2_mem *mem, size_t nmemb, size_t size) {
69 return mem->calloc(nmemb, size, mem->mem_user_data);
70 }
71
nghttp2_mem_realloc(nghttp2_mem * mem,void * ptr,size_t size)72 void *nghttp2_mem_realloc(nghttp2_mem *mem, void *ptr, size_t size) {
73 return mem->realloc(ptr, size, mem->mem_user_data);
74 }
75