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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
// ****************************************************************************
#ifndef __HASH_H__
#define __HASH_H__
#ifndef __COMMON_H__
#include "common.h"
#endif
#ifdef USE_MD5_FROM_OPENSSL // Only for test purposes; It is strongly recommended to use the local md5 functions in order to avoid an OpenSSL dependency
#include <openssl/md5.h>
typedef MD5_CTX t_HashContextMD5;
#else
#include "md5.h"
typedef md5_state_t t_HashContextMD5;
#endif
typedef t_HashContextMD5 *t_pHashContextMD5;
#include "sha256.h"
typedef sha256_context t_HashContextSHA256;
typedef sha256_context *t_pHashContextSHA256;
class QString;
const int HASH_MD5_DIGEST_LENGTH = 16;
const int HASH_SHA256_DIGEST_LENGTH = 32;
typedef struct
{
unsigned char Buff[HASH_MD5_DIGEST_LENGTH];
} t_HashMD5Digest, *t_pHashMD5Digest;
typedef struct
{
unsigned char Buff[HASH_SHA256_DIGEST_LENGTH];
} t_HashSHA256Digest, *t_pHashSHA256Digest;
APIRET HashMD5Init (t_pHashContextMD5 pContext);
APIRET HashMD5Append (t_pHashContextMD5 pContext, void *pData, int DataLen);
APIRET HashMD5Digest (t_pHashContextMD5 pContext, t_pHashMD5Digest pDigest);
APIRET HashMD5DigestStr (t_pHashMD5Digest pDigest, QString &Str);
bool HashMD5Match (t_pHashMD5Digest pDigest1, t_pHashMD5Digest pDigest2);
APIRET HashSHA256Init (t_pHashContextSHA256 pContext);
APIRET HashSHA256Append (t_pHashContextSHA256 pContext, void *pData, int DataLen);
APIRET HashSHA256Digest (t_pHashContextSHA256 pContext, t_pHashSHA256Digest pDigest);
APIRET HashSHA256DigestStr (t_pHashSHA256Digest pDigest, QString &Str);
bool HashSHA256Match (t_pHashSHA256Digest pDigest1, t_pHashSHA256Digest pDigest2);
APIRET HashInit (void);
APIRET HashDeInit (void);
// ------------------------------------
// Error codes
// ------------------------------------
enum
{
ERROR_HASH_ = ERROR_BASE_HASH + 1,
};
#endif
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