1/***************************************************************************
2 *                                  _   _ ____  _
3 *  Project                     ___| | | |  _ \| |
4 *                             / __| | | | |_) | |
5 *                            | (__| |_| |  _ <| |___
6 *                             \___|\___/|_| \_\_____|
7 *
8 * Copyright (C) 1998 - 2016, Daniel Stenberg, <daniel@haxx.se>, et al.
9 *
10 * This software is licensed as described in the file COPYING, which
11 * you should have received as part of this distribution. The terms
12 * are also available at https://curl.haxx.se/docs/copyright.html.
13 *
14 * You may opt to use, copy, modify, merge, publish, distribute and/or sell
15 * copies of the Software, and permit persons to whom the Software is
16 * furnished to do so, under the terms of the COPYING file.
17 *
18 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
19 * KIND, either express or implied.
20 *
21 ***************************************************************************/
22
23#include "curl_setup.h"
24
25#include <curl/curl.h>
26
27#include "strdup.h"
28#include "curl_memory.h"
29
30/* The last #include file should be: */
31#include "memdebug.h"
32
33#ifndef HAVE_STRDUP
34char *curlx_strdup(const char *str)
35{
36  size_t len;
37  char *newstr;
38
39  if(!str)
40    return (char *)NULL;
41
42  len = strlen(str);
43
44  if(len >= ((size_t)-1) / sizeof(char))
45    return (char *)NULL;
46
47  newstr = malloc((len+1)*sizeof(char));
48  if(!newstr)
49    return (char *)NULL;
50
51  memcpy(newstr, str, (len+1)*sizeof(char));
52
53  return newstr;
54
55}
56#endif
57
58/***************************************************************************
59 *
60 * Curl_memdup(source, length)
61 *
62 * Copies the 'source' data to a newly allocated buffer (that is
63 * returned). Copies 'length' bytes.
64 *
65 * Returns the new pointer or NULL on failure.
66 *
67 ***************************************************************************/
68char *Curl_memdup(const char *src, size_t length)
69{
70  char *buffer = malloc(length);
71  if(!buffer)
72    return NULL; /* fail */
73
74  memcpy(buffer, src, length);
75
76  return buffer;
77}
78