engine_secure.c

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/*
   +----------------------------------------------------------------------+
   | Copyright (c) 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:           |
   | https://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.               |
   +----------------------------------------------------------------------+
   | Authors: Sammy Kaye Powers <me@sammyk.me>                            |
   |          Go Kudo <zeriyoshi@php.net>                                 |
   +----------------------------------------------------------------------+
*/
 
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
 
#include "php.h"
#include "php_random.h"
#include "php_random_csprng.h"
 
#include "Zend/zend_exceptions.h"
 
static php_random_result generate(void *state)
{
    zend_ulong r = 0;
 
    php_random_bytes_throw(&r, sizeof(r));
 
    return (php_random_result){
        .size = sizeof(zend_ulong),
        .result = r,
    };
}
 
static zend_long range(void *state, zend_long min, zend_long max)
{
    zend_long result = 0;
 
    php_random_int_throw(min, max, &result);
 
    return result;
}
 
PHPAPI const php_random_algo php_random_algo_secure = {
    0,
    generate,
    range,
    NULL,
    NULL
};