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utils.c
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utils.c
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/*
+----------------------------------------------------------------------+
| PHP Version 5 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2015 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 3.01 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
| http://www.php.net/license/3_01.txt |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| [email protected] so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Authors: Payden Sutherland <[email protected]> |
| Dan Ungureanu <[email protected]> |
| authors of the `zlib` extension (for guidance) |
+----------------------------------------------------------------------+
*/
#include "php.h"
void *memmerge(void *ptr1, void *ptr2, size_t len1, size_t len2) /* {{{ */
{
if ((ptr2 == NULL) || (len2 < 1)) {
return ptr1;
}
ptr1 = erealloc(ptr1, len1 + len2);
if (ptr1 == NULL) {
return NULL;
}
memcpy(ptr1 + len1, ptr2, len2);
return ptr1;
}
/* }}} */
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
* vim600: sw=4 ts=4 fdm=marker
* vim<600: sw=4 ts=4
*/