1 |
|
|
/* $OpenBSD: buf_str.c,v 1.9 2014/07/11 08:44:48 jsing 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 <stdlib.h> |
19 |
|
|
#include <stdio.h> |
20 |
|
|
#include <string.h> |
21 |
|
|
|
22 |
|
|
#include <openssl/buffer.h> |
23 |
|
|
#include <openssl/err.h> |
24 |
|
|
|
25 |
|
|
/* |
26 |
|
|
* XXX these functions accept a NULL arg and return NULL |
27 |
|
|
* when the standard ones do not. we should at an appropriate |
28 |
|
|
* time change these to find the bad callers |
29 |
|
|
*/ |
30 |
|
|
|
31 |
|
|
char * |
32 |
|
|
BUF_strdup(const char *str) |
33 |
|
|
{ |
34 |
|
|
char *ret = NULL; |
35 |
|
|
|
36 |
|
|
if (str != NULL) { |
37 |
|
|
if (!(ret = strdup(str))) |
38 |
|
|
BUFerr(BUF_F_BUF_STRDUP, ERR_R_MALLOC_FAILURE); |
39 |
|
|
} |
40 |
|
|
return ret; |
41 |
|
|
} |
42 |
|
|
|
43 |
|
|
char * |
44 |
|
|
BUF_strndup(const char *str, size_t siz) |
45 |
|
|
{ |
46 |
|
|
char *ret = NULL; |
47 |
|
|
|
48 |
|
|
if (str != NULL) { |
49 |
|
|
if (!(ret = strndup(str, siz))) |
50 |
|
|
BUFerr(BUF_F_BUF_STRNDUP, ERR_R_MALLOC_FAILURE); |
51 |
|
|
} |
52 |
|
|
return ret; |
53 |
|
|
} |
54 |
|
|
|
55 |
|
|
void * |
56 |
|
|
BUF_memdup(const void *data, size_t siz) |
57 |
|
|
{ |
58 |
|
|
void *ret = NULL; |
59 |
|
|
|
60 |
|
|
if (data != NULL) { |
61 |
|
|
if (!(ret = malloc(siz))) |
62 |
|
|
BUFerr(BUF_F_BUF_MEMDUP, ERR_R_MALLOC_FAILURE); |
63 |
|
|
else |
64 |
|
|
(void) memcpy(ret, data, siz); |
65 |
|
|
} |
66 |
|
|
return ret; |
67 |
|
|
} |
68 |
|
|
|
69 |
|
|
size_t |
70 |
|
|
BUF_strlcpy(char *dst, const char *src, size_t size) |
71 |
|
|
{ |
72 |
|
|
return strlcpy(dst, src, size); |
73 |
|
|
} |
74 |
|
|
|
75 |
|
|
size_t |
76 |
|
|
BUF_strlcat(char *dst, const char *src, size_t size) |
77 |
|
|
{ |
78 |
|
|
return strlcat(dst, src, size); |
79 |
|
|
} |