xref: /PHP-5.6/ext/hash/php_hash_crc32.h (revision 49493a2d)
1 /*
2    +----------------------------------------------------------------------+
3    | PHP Version 5                                                        |
4    +----------------------------------------------------------------------+
5    | Copyright (c) 1997-2016 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: Michael Wallner <mike@php.net>                               |
16    +----------------------------------------------------------------------+
17 */
18 
19 /* $Id$ */
20 
21 #ifndef PHP_HASH_CRC32_H
22 #define PHP_HASH_CRC32_H
23 
24 #include "ext/standard/basic_functions.h"
25 
26 typedef struct {
27 	php_hash_uint32 state;
28 } PHP_CRC32_CTX;
29 
30 PHP_HASH_API void PHP_CRC32Init(PHP_CRC32_CTX *context);
31 PHP_HASH_API void PHP_CRC32Update(PHP_CRC32_CTX *context, const unsigned char *input, size_t len);
32 PHP_HASH_API void PHP_CRC32BUpdate(PHP_CRC32_CTX *context, const unsigned char *input, size_t len);
33 PHP_HASH_API void PHP_CRC32Final(unsigned char digest[4], PHP_CRC32_CTX *context);
34 PHP_HASH_API int PHP_CRC32Copy(const php_hash_ops *ops, PHP_CRC32_CTX *orig_context, PHP_CRC32_CTX *copy_context);
35 
36 #endif
37 
38 /*
39  * Local variables:
40  * tab-width: 4
41  * c-basic-offset: 4
42  * End:
43  * vim600: sw=4 ts=4 fdm=marker
44  * vim<600: sw=4 ts=4
45  */
46