/////////////////////////////////////////////////////////////////////////////
// Name: md5.h
// Purpose: MD5 file checksum
// Author: Francesco Montorsi
// Created: 2005/07/13
// RCS-ID: $Id: md5.h,v 1.4 2005/10/20 16:06:01 frm Exp $
// Copyright: (c) 2005 Francesco Montorsi
// Licence: wxWidgets licence + RDS Data Security license
/////////////////////////////////////////////////////////////////////////////
/*
**********************************************************************
** Copyright (C) 1990, RSA Data Security, Inc. All rights reserved. **
** **
** License to copy and use this software is granted provided that **
** it is identified as the "RSA Data Security, Inc. MD5 Message **
** Digest Algorithm" in all material mentioning or referencing this **
** software or this function. **
** **
** License is also granted to make and use derivative works **
** provided that such works are identified as "derived from the RSA **
** Data Security, Inc. MD5 Message Digest Algorithm" in all **
** material mentioning or referencing the derived work. **
** **
** RSA Data Security, Inc. makes no representations concerning **
** either the merchantability of this software or the suitability **
** of this software for any particular purpose. It is provided "as **
** is" without express or implied warranty of any kind. **
** **
** These notices must be retained in any copies of any part of this **
** documentation and/or software. **
**********************************************************************
*/
#ifndef _WX_MD5_H_
#define _WX_MD5_H_
// wxWidgets headers
#include "wx/string.h"
#include "wx/wfstream.h"
//
// MD5 from RSA
// ------------
#define MD5_HASHBYTES 16
typedef struct MD5Context {
unsigned int buf[4];
unsigned int bits[2];
unsigned char in[64];
} MD5_CTX;
void MD5Init(MD5_CTX *context);
void MD5Update(MD5_CTX *context, unsigned char const *buf, unsigned len);
void MD5Final(unsigned char digest[MD5_HASHBYTES], MD5_CTX *context);
void MD5Transform(unsigned int buf[4], unsigned int const in[16]);
char * MD5End(MD5_CTX *, char *);
//! A utility class to calculate MD5 checksums from files or strings.
class wxMD5
{
public:
wxMD5() {}
virtual ~wxMD5() {}
public:
//! Returns the MD5 checksum for the given file
static wxString GetFileMD5(wxInputStream &str);
static wxString GetFileMD5(const wxString &filename);
//! Returns the MD5 for the given string.
static wxString GetMD5(const wxString &str);
};
#endif // _WX_MD5_H_