xref: /php-src/ext/hash/php_hash_adler32.h (revision c26e77c4)
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_ADLER32_H
18 #define PHP_HASH_ADLER32_H
19 
20 typedef struct {
21 	uint32_t state;
22 } PHP_ADLER32_CTX;
23 #define PHP_ADLER32_SPEC "l."
24 
25 PHP_HASH_API void PHP_ADLER32Init(PHP_ADLER32_CTX *context, ZEND_ATTRIBUTE_UNUSED HashTable *args);
26 PHP_HASH_API void PHP_ADLER32Update(PHP_ADLER32_CTX *context, const unsigned char *input, size_t len);
27 PHP_HASH_API void PHP_ADLER32Final(unsigned char digest[4], PHP_ADLER32_CTX *context);
28 PHP_HASH_API zend_result PHP_ADLER32Copy(const php_hash_ops *ops, const PHP_ADLER32_CTX *orig_context, PHP_ADLER32_CTX *copy_context);
29 
30 #endif
31