text: /*
     +----------------------------------------------------------------------+
     | PHP Version 5                                                        |
     +----------------------------------------------------------------------+
     | Copyright (c) 1997-2016 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.               |
     +----------------------------------------------------------------------+
     | SHA1 Author: Stefan Esser <sesser@php.net>                           |
     | SHA256 Author: Sara Golemon <pollita@php.net>                        |
     +----------------------------------------------------------------------+
  */
  
  /* $Id$ */
  
  #ifndef PHP_HASH_SHA_H
  #define PHP_HASH_SHA_H
  
  /* When SHA is removed from Core,
  	the ext/standard/sha1.c file can be removed
  	and the ext/standard/sha1.h file can be reduced to:
  		#define PHP_HASH_SHA1_NOT_IN_CORE
  		#include "ext/hash/php_hash_sha.h"
  	Don't forget to remove sha1() and sha1_file() from basic_functions.c
   */
  #include "ext/standard/sha1.h"
  #include "ext/standard/basic_functions.h"
  
  #ifdef PHP_HASH_SHA1_NOT_IN_CORE
  
  /* SHA1 context. */
  typedef struct {
  	php_hash_uint32 state[5];		/* state (ABCD) */
  	php_hash_uint32 count[2];		/* number of bits, modulo 2^64 */
  	unsigned char buffer[64];	/* input buffer */
  } PHP_SHA1_CTX;
  
  PHP_HASH_API void PHP_SHA1Init(PHP_SHA1_CTX *);
  PHP_HASH_API void PHP_SHA1Update(PHP_SHA1_CTX *, const unsigned char *, unsigned int);
  PHP_HASH_API void PHP_SHA1Final(unsigned char[20], PHP_SHA1_CTX *);
  
  PHP_FUNCTION(sha1);
  PHP_FUNCTION(sha1_file);
  
  #endif /* PHP_HASH_SHA1_NOT_IN_CORE */
  
  /* SHA224 context. */
  typedef struct {
  	php_hash_uint32 state[8];		/* state */
  	php_hash_uint32 count[2];		/* number of bits, modulo 2^64 */
  	unsigned char buffer[64];	/* input buffer */
  } PHP_SHA224_CTX;
  
  PHP_HASH_API void PHP_SHA224Init(PHP_SHA224_CTX *);
  PHP_HASH_API void PHP_SHA224Update(PHP_SHA224_CTX *, const unsigned char *, unsigned int);
  PHP_HASH_API void PHP_SHA224Final(unsigned char[28], PHP_SHA224_CTX *);
  
  /* SHA256 context. */
  typedef struct {
  	php_hash_uint32 state[8];		/* state */
  	php_hash_uint32 count[2];		/* number of bits, modulo 2^64 */
  	unsigned char buffer[64];	/* input buffer */
  } PHP_SHA256_CTX;
  
  PHP_HASH_API void PHP_SHA256Init(PHP_SHA256_CTX *);
  PHP_HASH_API void PHP_SHA256Update(PHP_SHA256_CTX *, const unsigned char *, unsigned int);
  PHP_HASH_API void PHP_SHA256Final(unsigned char[32], PHP_SHA256_CTX *);
  
  /* SHA384 context */
  typedef struct {
  	php_hash_uint64 state[8];	/* state */
  	php_hash_uint64 count[2];	/* number of bits, modulo 2^128 */
  	unsigned char buffer[128];	/* input buffer */
  } PHP_SHA384_CTX;
  
  PHP_HASH_API void PHP_SHA384Init(PHP_SHA384_CTX *);
  PHP_HASH_API void PHP_SHA384Update(PHP_SHA384_CTX *, const unsigned char *, unsigned int);
  PHP_HASH_API void PHP_SHA384Final(unsigned char[48], PHP_SHA384_CTX *);
  
  /* SHA512 context */
  typedef struct {
  	php_hash_uint64 state[8];	/* state */
  	php_hash_uint64 count[2];	/* number of bits, modulo 2^128 */
  	unsigned char buffer[128];	/* input buffer */
  } PHP_SHA512_CTX;
  
  PHP_HASH_API void PHP_SHA512Init(PHP_SHA512_CTX *);
  PHP_HASH_API void PHP_SHA512Update(PHP_SHA512_CTX *, const unsigned char *, unsigned int);
  PHP_HASH_API void PHP_SHA512Final(unsigned char[64], PHP_SHA512_CTX *);
  
  #endif /* PHP_HASH_SHA_H */
  