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// ****************************************************************************
// Project: GUYMAGER
// ****************************************************************************
// Programmer: Guy Voncken
// Police Grand-Ducale
// Service de Police Judiciaire
// Section Nouvelles Technologies
// ****************************************************************************
// Module: Hash wrapper functions for uniform hash interface
// ****************************************************************************
// Copyright 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017,
// 2018, 2019, 2020
// Guy Voncken
//
// This file is part of Guymager.
//
// Guymager is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 2 of the License, or
// (at your option) any later version.
//
// Guymager is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Guymager. If not, see <http://www.gnu.org/licenses/>.
#ifndef HASH_H
#define HASH_H
#ifndef COMMON_H
#include "common.h"
#endif
#ifdef USE_MD5_FROM_OPENSSL
#include <openssl/md5.h>
typedef MD5_CTX t_HashContextMD5;
#else
#include "md5.h"
typedef t_MD5Context t_HashContextMD5;
#endif
#ifdef USE_SHA256_FROM_OPENSSL
#include <openssl/sha.h>
typedef SHA256_CTX t_HashContextSHA256;
#else
#include "sha256.h"
typedef t_SHA256Context t_HashContextSHA256;
#endif
#ifdef USE_SHA1_FROM_OPENSSL
#include <openssl/sha.h>
typedef SHA1_CTX t_HashContextSHA1;
#else
#include "sha1.h"
typedef t_SHA1Context t_HashContextSHA1;
#endif
typedef t_HashContextMD5 *t_pHashContextMD5;
typedef t_HashContextSHA1 *t_pHashContextSHA1;
typedef t_HashContextSHA256 *t_pHashContextSHA256;
class QString;
const int HASH_MD5_DIGEST_LENGTH = MD5_DIGEST_SIZE;
const int HASH_SHA1_DIGEST_LENGTH = SHA1_DIGEST_SIZE;
const int HASH_SHA256_DIGEST_LENGTH = SHA256_DIGEST_SIZE;
typedef struct
{
unsigned char Buff[HASH_MD5_DIGEST_LENGTH];
} t_HashMD5Digest, *t_pHashMD5Digest;
typedef struct
{
unsigned char Buff[HASH_SHA1_DIGEST_LENGTH];
} t_HashSHA1Digest, *t_pHashSHA1Digest;
typedef struct
{
unsigned char Buff[HASH_SHA256_DIGEST_LENGTH];
} t_HashSHA256Digest, *t_pHashSHA256Digest;
typedef t_HashMD5Digest const * t_pcHashMD5Digest;
typedef t_HashSHA1Digest const * t_pcHashSHA1Digest;
typedef t_HashSHA256Digest const * t_pcHashSHA256Digest;
APIRET HashMD5Clear (t_pHashContextMD5 pContext);
APIRET HashMD5Init (t_pHashContextMD5 pContext);
APIRET HashMD5Append (t_pHashContextMD5 pContext, const void *pData, unsigned int DataLen);
APIRET HashMD5Digest (t_pHashContextMD5 pContext, t_pHashMD5Digest pDigest);
APIRET HashMD5DigestStr (t_pHashMD5Digest pDigest, QString &Str);
bool HashMD5Match (t_pcHashMD5Digest pDigest1, t_pcHashMD5Digest pDigest2);
APIRET HashSHA1Clear (t_pHashContextSHA1 pContext);
APIRET HashSHA1Init (t_pHashContextSHA1 pContext);
APIRET HashSHA1Append (t_pHashContextSHA1 pContext, void *pData, unsigned int DataLen);
APIRET HashSHA1Digest (t_pHashContextSHA1 pContext, t_pHashSHA1Digest pDigest);
APIRET HashSHA1DigestStr (t_pHashSHA1Digest pDigest, QString &Str);
bool HashSHA1Match (t_pcHashSHA1Digest pDigest1, t_pcHashSHA1Digest pDigest2);
APIRET HashSHA256Clear (t_pHashContextSHA256 pContext);
APIRET HashSHA256Init (t_pHashContextSHA256 pContext);
APIRET HashSHA256Append (t_pHashContextSHA256 pContext, void *pData, unsigned int DataLen);
APIRET HashSHA256Digest (t_pHashContextSHA256 pContext, t_pHashSHA256Digest pDigest);
APIRET HashSHA256DigestStr (t_pHashSHA256Digest pDigest, QString &Str);
bool HashSHA256Match (t_pcHashSHA256Digest pDigest1, t_pcHashSHA256Digest pDigest2);
APIRET HashInit (void);
APIRET HashDeInit (void);
// ------------------------------------
// Error codes
// ------------------------------------
enum
{
ERROR_HASH_ = ERROR_BASE_HASH + 1,
};
#endif
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