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/*
* Copyright (C) 2010 nobody (this is public domain)
*/
/**
* @file
* @brief SHA1 Declarations
*/
#pragma once
#include <stdint.h>
#include <sys/types.h>
#include <string.h>
#include <drizzled/util/data_ref.h>
#include <drizzled/visibility.h>
namespace drizzled {
/**
* @addtogroup sha1 SHA-1 in C
*
* This file is based on public domain code.
* Initial source code is in the public domain,
* so clarified by Steve Reid <steve@edmweb.com>
*
* @{
*/
#define SHA1_BLOCK_LENGTH 64
#define SHA1_DIGEST_LENGTH 20
#define SHA1_DIGEST_STRING_LENGTH (SHA1_DIGEST_LENGTH * 2 + 1)
class SHA1_CTX
{
public:
uint32_t state[5];
uint64_t count;
uint8_t buffer[SHA1_BLOCK_LENGTH];
SHA1_CTX() :
count(0)
{
memset(state, 0, 5);
memset(buffer, 0, SHA1_BLOCK_LENGTH);
}
};
DRIZZLED_API void SHA1Init(SHA1_CTX*);
DRIZZLED_API void SHA1Pad(SHA1_CTX*);
DRIZZLED_API void SHA1Transform(uint32_t [5], const uint8_t [SHA1_BLOCK_LENGTH]);
DRIZZLED_API void SHA1Update(SHA1_CTX*, const uint8_t*, size_t);
DRIZZLED_API void SHA1Final(uint8_t[SHA1_DIGEST_LENGTH], SHA1_CTX*);
void do_sha1(data_ref, uint8_t[SHA1_DIGEST_LENGTH]);
/** @} */
} /* namespace drizzled */
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