xref: /PHP-8.3/ext/hash/php_hash_snefru.h (revision 01b3fc03)
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    | https://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: Michael Wallner <mike@php.net>                               |
14    +----------------------------------------------------------------------+
15 */
16 
17 #ifndef PHP_HASH_SNEFRU_H
18 #define PHP_HASH_SNEFRU_H
19 
20 /* SNEFRU-2.5a with 8 passes and 256 bit hash output
21  * AKA "Xerox Secure Hash Function"
22  */
23 
24 #include "ext/standard/basic_functions.h"
25 
26 /* SNEFRU context */
27 typedef struct {
28 	uint32_t state[16];
29 	uint32_t count[2];
30 	unsigned char length;
31 	unsigned char buffer[32];
32 } PHP_SNEFRU_CTX;
33 #define PHP_SNEFRU_SPEC "l16l2bb32"
34 
35 PHP_HASH_API void PHP_SNEFRUInit(PHP_SNEFRU_CTX *, ZEND_ATTRIBUTE_UNUSED HashTable *);
36 PHP_HASH_API void PHP_SNEFRUUpdate(PHP_SNEFRU_CTX *, const unsigned char *, size_t);
37 PHP_HASH_API void PHP_SNEFRUFinal(unsigned char[32], PHP_SNEFRU_CTX *);
38 
39 #endif
40