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Annotation of embedaddon/php/ext/dba/libcdb/uint32.c, revision 1.1

1.1     ! misho       1: /*
        !             2:    +----------------------------------------------------------------------+
        !             3:    | PHP Version 5                                                        |
        !             4:    +----------------------------------------------------------------------+
        !             5:    | Copyright (c) 1997-2010 The PHP Group                                |
        !             6:    +----------------------------------------------------------------------+
        !             7:    | This source file is subject to version 3.01 of the PHP license,      |
        !             8:    | that is bundled with this package in the file LICENSE, and is        |
        !             9:    | available through the world-wide-web at the following url:           |
        !            10:    | http://www.php.net/license/3_01.txt                                  |
        !            11:    | If you did not receive a copy of the PHP license and are unable to   |
        !            12:    | obtain it through the world-wide-web, please send a note to          |
        !            13:    | license@php.net so we can mail you a copy immediately.               |
        !            14:    +----------------------------------------------------------------------+
        !            15:    | Author: Marcus Boerger <helly@php.net>                               |
        !            16:    +----------------------------------------------------------------------+
        !            17:  */
        !            18: 
        !            19: /* $Id: uint32.c 293036 2010-01-03 09:23:27Z sebastian $ */
        !            20: 
        !            21: /* incorporated from D.J.Bernstein's cdb-0.75 (http://cr.yp.to/cdb.html)*/
        !            22: 
        !            23: #ifdef HAVE_CONFIG_H
        !            24: #include "config.h"
        !            25: #endif
        !            26: 
        !            27: #include "php.h"
        !            28: 
        !            29: #include "uint32.h"
        !            30: 
        !            31: /* {{{ uint32_pack */
        !            32: void uint32_pack(char *out, uint32 in)
        !            33: {
        !            34:        out[0] = in&0xff; in>>=8;
        !            35:        out[1] = in&0xff; in>>=8;
        !            36:        out[2] = in&0xff; in>>=8;
        !            37:        out[3] = in&0xff;
        !            38: }
        !            39: /* }}} */
        !            40: 
        !            41: /* {{{ uint32_unpack */
        !            42: void uint32_unpack(const char *in, uint32 *out)
        !            43: {
        !            44:        *out = (((uint32)(unsigned char)in[3])<<24) |
        !            45:               (((uint32)(unsigned char)in[2])<<16) |
        !            46:               (((uint32)(unsigned char)in[1])<<8) |
        !            47:               (((uint32)(unsigned char)in[0]));
        !            48: }
        !            49: /* }}} */