~ubuntu-branches/ubuntu/trusty/curl/trusty-updates

/***************************************************************************

 *                                  _   _ ____  _

 *  Project                     ___| | | |  _ \| |

 *                             / __| | | | |_) | |

 *                            | (__| |_| |  _ <| |___

 *                             \___|\___/|_| \_\_____|

 *

 * Copyright (C) 1998 - 2012, Daniel Stenberg, <daniel@haxx.se>, et al.

 *

 * This software is licensed as described in the file COPYING, which

 * you should have received as part of this distribution. The terms

 * are also available at http://curl.haxx.se/docs/copyright.html.

 *

 * You may opt to use, copy, modify, merge, publish, distribute and/or sell

 * copies of the Software, and permit persons to whom the Software is

 * furnished to do so, under the terms of the COPYING file.

 *

 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY

 * KIND, either express or implied.

 *

 ***************************************************************************/

#include "curl_setup.h"

#include "strdup.h"

#include "curl_memory.h"

/* The last #include file should be: */

#include "memdebug.h"

#ifndef HAVE_STRDUP

char *curlx_strdup(const char *str)

{

  size_t len;

  char *newstr;

  if(!str)

    return (char *)NULL;

  len = strlen(str);

  if(len >= ((size_t)-1) / sizeof(char))

    return (char *)NULL;

  newstr = malloc((len+1)*sizeof(char));

  if(!newstr)

    return (char *)NULL;

  memcpy(newstr,str,(len+1)*sizeof(char));

  return newstr;

}

#endif

/***************************************************************************

 *

 * Curl_memdup(source, length)

 *

 * Copies the 'source' data to a newly allocated buffer (that is

 * returned). Copies 'length' bytes.

 *

 * Returns the new pointer or NULL on failure.

 *

 ***************************************************************************/

char *Curl_memdup(const char *src, size_t length)

{

  char *buffer = malloc(length);

  if(!buffer)

    return NULL; /* fail */

  memcpy(buffer, src, length);

  return buffer;

}