golden hour

/opt/cpanel/ea-php74/root/usr/include/php/ext/hash

File/Folder	Size	Actions
php_hash.h	5.64 KB
php_hash_adler32.h	1.64 KB
php_hash_crc32.h	1.9 KB
php_hash_fnv.h	2.76 KB
php_hash_gost.h	1.58 KB
php_hash_haval.h	2.18 KB
php_hash_joaat.h	1.52 KB
php_hash_md.h	3.75 KB
php_hash_ripemd.h	2.91 KB
php_hash_sha.h	4.03 KB
php_hash_sha3.h	2.34 KB
php_hash_snefru.h	1.66 KB
php_hash_tiger.h	1.8 KB
php_hash_whirlpool.h	1.59 KB

Edit: php_hash_whirlpool.h

/*
   +----------------------------------------------------------------------+
   | PHP Version 7                                                        |
   +----------------------------------------------------------------------+
   | 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:           |
   | http://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.               |
   +----------------------------------------------------------------------+
   | Author: Michael Wallner <mike@php.net>                               |
   +----------------------------------------------------------------------+
*/

#ifndef PHP_HASH_WHIRLPOOL_H
#define PHP_HASH_WHIRLPOOL_H

/* WHIRLPOOL context */
typedef struct {
	uint64_t state[8];
	unsigned char bitlength[32];
	struct {
		int pos;
		int bits;
		unsigned char data[64];
	} buffer;
} PHP_WHIRLPOOL_CTX;

PHP_HASH_API void PHP_WHIRLPOOLInit(PHP_WHIRLPOOL_CTX *);
PHP_HASH_API void PHP_WHIRLPOOLUpdate(PHP_WHIRLPOOL_CTX *, const unsigned char *, size_t);
PHP_HASH_API void PHP_WHIRLPOOLFinal(unsigned char[64], PHP_WHIRLPOOL_CTX *);

#endif