1 /*
2 * nghttp3
3 *
4 * Copyright (c) 2019 nghttp3 contributors
5 * Copyright (c) 2017 ngtcp2 contributors
6 * Copyright (c) 2014 nghttp2 contributors
7 *
8 * Permission is hereby granted, free of charge, to any person obtaining
9 * a copy of this software and associated documentation files (the
10 * "Software"), to deal in the Software without restriction, including
11 * without limitation the rights to use, copy, modify, merge, publish,
12 * distribute, sublicense, and/or sell copies of the Software, and to
13 * permit persons to whom the Software is furnished to do so, subject to
14 * the following conditions:
15 *
16 * The above copyright notice and this permission notice shall be
17 * included in all copies or substantial portions of the Software.
18 *
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
20 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
21 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
22 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
23 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
24 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
25 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 */
27 #include "nghttp3_mem.h"
28
default_malloc(size_t size,void * mem_user_data)29 static void *default_malloc(size_t size, void *mem_user_data) {
30 (void)mem_user_data;
31
32 return malloc(size);
33 }
34
default_free(void * ptr,void * mem_user_data)35 static void default_free(void *ptr, void *mem_user_data) {
36 (void)mem_user_data;
37
38 free(ptr);
39 }
40
default_calloc(size_t nmemb,size_t size,void * mem_user_data)41 static void *default_calloc(size_t nmemb, size_t size, void *mem_user_data) {
42 (void)mem_user_data;
43
44 return calloc(nmemb, size);
45 }
46
default_realloc(void * ptr,size_t size,void * mem_user_data)47 static void *default_realloc(void *ptr, size_t size, void *mem_user_data) {
48 (void)mem_user_data;
49
50 return realloc(ptr, size);
51 }
52
53 static nghttp3_mem mem_default = {NULL, default_malloc, default_free,
54 default_calloc, default_realloc};
55
nghttp3_mem_default(void)56 const nghttp3_mem *nghttp3_mem_default(void) { return &mem_default; }
57
nghttp3_mem_malloc(const nghttp3_mem * mem,size_t size)58 void *nghttp3_mem_malloc(const nghttp3_mem *mem, size_t size) {
59 return mem->malloc(size, mem->mem_user_data);
60 }
61
nghttp3_mem_free(const nghttp3_mem * mem,void * ptr)62 void nghttp3_mem_free(const nghttp3_mem *mem, void *ptr) {
63 mem->free(ptr, mem->mem_user_data);
64 }
65
nghttp3_mem_free2(const nghttp3_free free_func,void * ptr,void * mem_user_data)66 void nghttp3_mem_free2(const nghttp3_free free_func, void *ptr,
67 void *mem_user_data) {
68 free_func(ptr, mem_user_data);
69 }
70
nghttp3_mem_calloc(const nghttp3_mem * mem,size_t nmemb,size_t size)71 void *nghttp3_mem_calloc(const nghttp3_mem *mem, size_t nmemb, size_t size) {
72 return mem->calloc(nmemb, size, mem->mem_user_data);
73 }
74
nghttp3_mem_realloc(const nghttp3_mem * mem,void * ptr,size_t size)75 void *nghttp3_mem_realloc(const nghttp3_mem *mem, void *ptr, size_t size) {
76 return mem->realloc(ptr, size, mem->mem_user_data);
77 }
78