xref: /PHP-8.0/ext/standard/php_lcg.h (revision 2bfcd882)
1 /*
2    +----------------------------------------------------------------------+
3    | Copyright (c) The PHP Group                                          |
4    +----------------------------------------------------------------------+
5    | This source file is subject to version 3.01 of the PHP license,      |
6    | that is bundled with this package in the file LICENSE, and is        |
7    | available through the world-wide-web at the following url:           |
8    | http://www.php.net/license/3_01.txt                                  |
9    | If you did not receive a copy of the PHP license and are unable to   |
10    | obtain it through the world-wide-web, please send a note to          |
11    | license@php.net so we can mail you a copy immediately.               |
12    +----------------------------------------------------------------------+
13    | Author: Sascha Schumann <sascha@schumann.cx>                         |
14    +----------------------------------------------------------------------+
15 */
16 
17 #ifndef PHP_LCG_H
18 #define PHP_LCG_H
19 
20 #include "ext/standard/basic_functions.h"
21 
22 typedef struct {
23 	int32_t s1;
24 	int32_t s2;
25 	int seeded;
26 } php_lcg_globals;
27 
28 PHPAPI double php_combined_lcg(void);
29 
30 PHP_MINIT_FUNCTION(lcg);
31 
32 #ifdef ZTS
33 #define LCG(v) ZEND_TSRMG(lcg_globals_id, php_lcg_globals *, v)
34 #else
35 #define LCG(v) (lcg_globals.v)
36 #endif
37 
38 #endif
39