php-src/ext/dba/libcdb/uint32.c
2010-01-03 09:23:27 +00:00

50 lines
1.7 KiB
C

/*
+----------------------------------------------------------------------+
| PHP Version 5 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2010 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 |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Author: Marcus Boerger <helly@php.net> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
/* incorporated from D.J.Bernstein's cdb-0.75 (http://cr.yp.to/cdb.html)*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "php.h"
#include "uint32.h"
/* {{{ uint32_pack */
void uint32_pack(char *out, uint32 in)
{
out[0] = in&0xff; in>>=8;
out[1] = in&0xff; in>>=8;
out[2] = in&0xff; in>>=8;
out[3] = in&0xff;
}
/* }}} */
/* {{{ uint32_unpack */
void uint32_unpack(const char *in, uint32 *out)
{
*out = (((uint32)(unsigned char)in[3])<<24) |
(((uint32)(unsigned char)in[2])<<16) |
(((uint32)(unsigned char)in[1])<<8) |
(((uint32)(unsigned char)in[0]));
}
/* }}} */