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CnC_Renegade/Code/wwlib/shastraw.h

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C++

/*
** Command & Conquer Renegade(tm)
** Copyright 2025 Electronic Arts Inc.
**
** This program 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 3 of the License, or
** (at your option) any later version.
**
** This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*/
/***********************************************************************************************
*** C O N F I D E N T I A L --- W E S T W O O D S T U D I O S ***
***********************************************************************************************
* *
* Project Name : Command & Conquer *
* *
* $Archive:: /Commando/Library/SHASTRAW.H $*
* *
* $Author:: Greg_h $*
* *
* $Modtime:: 7/22/97 11:37a $*
* *
* $Revision:: 1 $*
* *
*---------------------------------------------------------------------------------------------*
* Functions: *
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
#ifndef SHASTRAW_H
#define SHASTRAW_H
#include "sha.h"
#include "straw.h"
/*
** This class serves as a straw that generates a Secure Hash from the data stream that flows
** through it. It doesn't modify the data stream in any fashion.
*/
class SHAStraw : public Straw
{
public:
SHAStraw(void) : IsDisabled(false) {}
virtual int Get(void * source, int slen);
void Disable(void) {IsDisabled = true;}
void Enable(void) {IsDisabled = false;}
// Fetch the SHA hash value (stored in result buffer -- 20 bytes long).
int Result(void * result) const;
protected:
bool IsDisabled;
SHAEngine SHA;
private:
SHAStraw(SHAStraw & rvalue);
SHAStraw & operator = (SHAStraw const & straw);
};
#endif