89 lines
3.7 KiB
C++
89 lines
3.7 KiB
C++
//
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// Copyright 2020 Electronic Arts Inc.
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//
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// TiberianDawn.DLL and RedAlert.dll and corresponding source code is free
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// software: you can redistribute it and/or modify it under the terms of
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// the GNU General Public License as published by the Free Software Foundation,
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// either version 3 of the License, or (at your option) any later version.
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// TiberianDawn.DLL and RedAlert.dll and corresponding source code is distributed
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// in the hope that it will be useful, but with permitted additional restrictions
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// under Section 7 of the GPL. See the GNU General Public License in LICENSE.TXT
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// distributed with this program. You should have received a copy of the
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// GNU General Public License along with permitted additional restrictions
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// with this program. If not, see https://github.com/electronicarts/CnC_Remastered_Collection
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/* $Header: /CounterStrike/B64STRAW.H 1 3/03/97 10:24a Joe_bostic $ */
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/***********************************************************************************************
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*** 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 ***
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***********************************************************************************************
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* *
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* Project Name : Command & Conquer *
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* *
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* File Name : B64STRAW.H *
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* *
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* Programmer : Joe L. Bostic *
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* *
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* Start Date : 07/02/96 *
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* *
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* Last Update : July 2, 1996 [JLB] *
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* *
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*---------------------------------------------------------------------------------------------*
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* Functions: *
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* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
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#ifndef B64STRAW_H
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#define B64STRAW_H
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#include "straw.h"
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/*
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** Performs Base 64 encoding/decoding on the data that is drawn through the straw. Note that
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** encoding increases the data size by about 30%. The reverse occurs when decoding.
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*/
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class Base64Straw : public Straw
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{
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public:
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typedef enum CodeControl {
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ENCODE,
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DECODE
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} CodeControl;
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Base64Straw(CodeControl control) : Control(control), Counter(0) {}
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virtual int Get(void * source, int slen);
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private:
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/*
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** Indicates if this is for encoding or decoding of Base64 data.
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*/
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CodeControl Control;
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/*
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** The counter of the number of accumulated bytes pending for processing.
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*/
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int Counter;
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/*
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** Buffer that holds the Base64 coded bytes. This will be the staging buffer if
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** this is for a decoding process. Otherwise, it will be used as a scratch buffer.
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*/
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char CBuffer[4];
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/*
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** Buffer that holds the plain bytes. This will be the staging buffer if this
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** is for an encoding process. Otherwise, it will be used as a scratch buffer.
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*/
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char PBuffer[3];
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/*
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** Explicitly disable the copy constructor and the assignment operator.
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*/
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Base64Straw(Base64Straw & rvalue);
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Base64Straw & operator = (Base64Straw const & pipe);
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};
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#endif
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