2 * Copyright (c) 2016, Olivier MATZ <zer0@droids-corp.org>
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are met:
7 * * Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * * Neither the name of the University of California, Berkeley nor the
13 * names of its contributors may be used to endorse or promote products
14 * derived from this software without specific prior written permission.
16 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY
17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19 * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY
20 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 #include <ecoli_malloc.h>
35 struct ec_malloc_handler ec_malloc_handler;
37 int ec_malloc_register(ec_malloc_t usr_malloc, ec_free_t usr_free,
38 ec_realloc_t usr_realloc)
40 if (usr_malloc == NULL || usr_free == NULL || usr_realloc == NULL)
43 ec_malloc_handler.malloc = usr_malloc;
44 ec_malloc_handler.free = usr_free;
45 ec_malloc_handler.realloc = usr_realloc;
50 void ec_malloc_unregister(void)
52 /* XXX handlers must set errno on error */
53 ec_malloc_handler.malloc = NULL;
54 ec_malloc_handler.free = NULL;
55 ec_malloc_handler.realloc = NULL;
58 void *__ec_malloc(size_t size, const char *file, unsigned int line)
60 return ec_malloc_handler.malloc(size, file, line);
63 void *ec_malloc2(size_t size)
65 return __ec_malloc(size, __FILE__, __LINE__);
68 void __ec_free(void *ptr, const char *file, unsigned int line)
70 ec_malloc_handler.free(ptr, file, line);
73 void ec_free2(void *ptr)
75 __ec_free(ptr, __FILE__, __LINE__);
78 void *__ec_calloc(size_t nmemb, size_t size, const char *file,
86 if (nmemb != 0 && size != (total / nmemb)) {
91 ptr = __ec_malloc(total, file, line);
95 memset(ptr, 0, total);
99 void *__ec_realloc(void *ptr, size_t size, const char *file, unsigned int line)
101 return ec_malloc_handler.realloc(ptr, size, file, line);
104 char *__ec_strdup(const char *s, const char *file, unsigned int line)
106 size_t sz = strlen(s) + 1;
109 s2 = __ec_malloc(sz, file, line);
118 char *__ec_strndup(const char *s, size_t n, const char *file, unsigned int line)
120 size_t sz = strnlen(s, n);
123 s2 = __ec_malloc(sz + 1, file, line);