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
29 #include <stdio.h>
30
default_malloc(size_t size,void * user_data)31 static void *default_malloc(size_t size, void *user_data) {
32 (void)user_data;
33
34 return malloc(size);
35 }
36
default_free(void * ptr,void * user_data)37 static void default_free(void *ptr, void *user_data) {
38 (void)user_data;
39
40 free(ptr);
41 }
42
default_calloc(size_t nmemb,size_t size,void * user_data)43 static void *default_calloc(size_t nmemb, size_t size, void *user_data) {
44 (void)user_data;
45
46 return calloc(nmemb, size);
47 }
48
default_realloc(void * ptr,size_t size,void * user_data)49 static void *default_realloc(void *ptr, size_t size, void *user_data) {
50 (void)user_data;
51
52 return realloc(ptr, size);
53 }
54
55 static nghttp3_mem mem_default = {NULL, default_malloc, default_free,
56 default_calloc, default_realloc};
57
nghttp3_mem_default(void)58 const nghttp3_mem *nghttp3_mem_default(void) { return &mem_default; }
59
60 #ifndef MEMDEBUG
nghttp3_mem_malloc(const nghttp3_mem * mem,size_t size)61 void *nghttp3_mem_malloc(const nghttp3_mem *mem, size_t size) {
62 return mem->malloc(size, mem->user_data);
63 }
64
nghttp3_mem_free(const nghttp3_mem * mem,void * ptr)65 void nghttp3_mem_free(const nghttp3_mem *mem, void *ptr) {
66 mem->free(ptr, mem->user_data);
67 }
68
nghttp3_mem_calloc(const nghttp3_mem * mem,size_t nmemb,size_t size)69 void *nghttp3_mem_calloc(const nghttp3_mem *mem, size_t nmemb, size_t size) {
70 return mem->calloc(nmemb, size, mem->user_data);
71 }
72
nghttp3_mem_realloc(const nghttp3_mem * mem,void * ptr,size_t size)73 void *nghttp3_mem_realloc(const nghttp3_mem *mem, void *ptr, size_t size) {
74 return mem->realloc(ptr, size, mem->user_data);
75 }
76 #else /* MEMDEBUG */
nghttp3_mem_malloc_debug(const nghttp3_mem * mem,size_t size,const char * func,const char * file,size_t line)77 void *nghttp3_mem_malloc_debug(const nghttp3_mem *mem, size_t size,
78 const char *func, const char *file,
79 size_t line) {
80 void *nptr = mem->malloc(size, mem->user_data);
81
82 fprintf(stderr, "malloc %p size=%zu in %s at %s:%zu\n", nptr, size, func,
83 file, line);
84
85 return nptr;
86 }
87
nghttp3_mem_free_debug(const nghttp3_mem * mem,void * ptr,const char * func,const char * file,size_t line)88 void nghttp3_mem_free_debug(const nghttp3_mem *mem, void *ptr, const char *func,
89 const char *file, size_t line) {
90 fprintf(stderr, "free ptr=%p in %s at %s:%zu\n", ptr, func, file, line);
91
92 mem->free(ptr, mem->user_data);
93 }
94
nghttp3_mem_free2_debug(const nghttp3_free free_func,void * ptr,void * user_data,const char * func,const char * file,size_t line)95 void nghttp3_mem_free2_debug(const nghttp3_free free_func, void *ptr,
96 void *user_data, const char *func,
97 const char *file, size_t line) {
98 fprintf(stderr, "free ptr=%p in %s at %s:%zu\n", ptr, func, file, line);
99
100 free_func(ptr, user_data);
101 }
102
nghttp3_mem_calloc_debug(const nghttp3_mem * mem,size_t nmemb,size_t size,const char * func,const char * file,size_t line)103 void *nghttp3_mem_calloc_debug(const nghttp3_mem *mem, size_t nmemb,
104 size_t size, const char *func, const char *file,
105 size_t line) {
106 void *nptr = mem->calloc(nmemb, size, mem->user_data);
107
108 fprintf(stderr, "calloc %p nmemb=%zu size=%zu in %s at %s:%zu\n", nptr, nmemb,
109 size, func, file, line);
110
111 return nptr;
112 }
113
nghttp3_mem_realloc_debug(const nghttp3_mem * mem,void * ptr,size_t size,const char * func,const char * file,size_t line)114 void *nghttp3_mem_realloc_debug(const nghttp3_mem *mem, void *ptr, size_t size,
115 const char *func, const char *file,
116 size_t line) {
117 void *nptr = mem->realloc(ptr, size, mem->user_data);
118
119 fprintf(stderr, "realloc %p ptr=%p size=%zu in %s at %s:%zu\n", nptr, ptr,
120 size, func, file, line);
121
122 return nptr;
123 }
124 #endif /* MEMDEBUG */
125