1 /* crypto/buffer/buf_str.c */
2 /* ====================================================================
3 * Copyright (c) 2007 The OpenSSL Project. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in
14 * the documentation and/or other materials provided with the
17 * 3. All advertising materials mentioning features or use of this
18 * software must display the following acknowledgment:
19 * "This product includes software developed by the OpenSSL Project
20 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
22 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
23 * endorse or promote products derived from this software without
24 * prior written permission. For written permission, please contact
25 * licensing@OpenSSL.org.
27 * 5. Products derived from this software may not be called "OpenSSL"
28 * nor may "OpenSSL" appear in their names without prior written
29 * permission of the OpenSSL Project.
31 * 6. Redistributions of any form whatsoever must retain the following
33 * "This product includes software developed by the OpenSSL Project
34 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
36 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
37 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
38 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
39 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
40 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
41 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
42 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
43 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
44 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
45 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
46 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
47 * OF THE POSSIBILITY OF SUCH DAMAGE.
48 * ====================================================================
50 * This product includes cryptographic software written by Eric Young
51 * (eay@cryptsoft.com). This product includes software written by Tim
52 * Hudson (tjh@cryptsoft.com).
58 #include <openssl/buffer.h>
60 char *BUF_strdup(const char *str)
62 if (str == NULL) return(NULL);
63 return BUF_strndup(str, strlen(str));
66 char *BUF_strndup(const char *str, size_t siz)
70 if (str == NULL) return(NULL);
72 ret=OPENSSL_malloc(siz+1);
75 BUFerr(BUF_F_BUF_STRNDUP,ERR_R_MALLOC_FAILURE);
78 BUF_strlcpy(ret,str,siz+1);
82 void *BUF_memdup(const void *data, size_t siz)
86 if (data == NULL) return(NULL);
88 ret=OPENSSL_malloc(siz);
91 BUFerr(BUF_F_BUF_MEMDUP,ERR_R_MALLOC_FAILURE);
94 return memcpy(ret, data, siz);
97 size_t BUF_strlcpy(char *dst, const char *src, size_t size)
100 for(; size > 1 && *src; size--)
107 return l + strlen(src);
110 size_t BUF_strlcat(char *dst, const char *src, size_t size)
113 for(; size > 0 && *dst; size--, dst++)
115 return l + BUF_strlcpy(dst, src, size);