xref: /openbsd-src/lib/libcrypto/crypto_memory.c (revision 5f24b0e3ad53ff02bc8fc039393e77b3b27c78f4)
1 /* $OpenBSD: crypto_memory.c,v 1.3 2024/11/06 04:18:42 tb Exp $ */
2 /*
3  * Copyright (c) 2014 Bob Beck
4  *
5  * Permission to use, copy, modify, and distribute this software for any
6  * purpose with or without fee is hereby granted, provided that the above
7  * copyright notice and this permission notice appear in all copies.
8  *
9  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16  */
17 
18 #include <stdio.h>
19 #include <stdlib.h>
20 #include <string.h>
21 
22 #include <openssl/crypto.h>
23 
24 void
25 OPENSSL_cleanse(void *ptr, size_t len)
26 {
27 	explicit_bzero(ptr, len);
28 }
29 LCRYPTO_ALIAS(OPENSSL_cleanse);
30 
31 int
32 CRYPTO_set_mem_functions(void *(*m)(size_t), void *(*r)(void *, size_t),
33     void (*f)(void *))
34 {
35 	return 0;
36 }
37 LCRYPTO_ALIAS(CRYPTO_set_mem_functions);
38 
39 int
40 CRYPTO_set_mem_ex_functions(void *(*m)(size_t, const char *, int),
41     void *(*r)(void *, size_t, const char *, int), void (*f)(void *))
42 {
43 	return 0;
44 }
45 LCRYPTO_ALIAS(CRYPTO_set_mem_ex_functions);
46 
47 void *
48 CRYPTO_malloc(size_t num, const char *file, int line)
49 {
50 	return malloc(num);
51 }
52 LCRYPTO_ALIAS(CRYPTO_malloc);
53 
54 char *
55 CRYPTO_strdup(const char *str, const char *file, int line)
56 {
57 	return strdup(str);
58 }
59 LCRYPTO_ALIAS(CRYPTO_strdup);
60 
61 void
62 CRYPTO_free(void *ptr, const char *file, int line)
63 {
64 	free(ptr);
65 }
66 LCRYPTO_ALIAS(CRYPTO_free);
67