CnC_Remastered_Collection/REDALERT/XSTRAW.H

89 lines
3.8 KiB
C++

//
// Copyright 2020 Electronic Arts Inc.
//
// TiberianDawn.DLL and RedAlert.dll and corresponding source code 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.
// TiberianDawn.DLL and RedAlert.dll and corresponding source code is distributed
// in the hope that it will be useful, but with permitted additional restrictions
// under Section 7 of the GPL. See the GNU General Public License in LICENSE.TXT
// distributed with this program. You should have received a copy of the
// GNU General Public License along with permitted additional restrictions
// with this program. If not, see https://github.com/electronicarts/CnC_Remastered_Collection
/* $Header: /CounterStrike/XSTRAW.H 1 3/03/97 10:26a Joe_bostic $ */
/***********************************************************************************************
*** 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 *
* *
* File Name : XSTRAW.H *
* *
* Programmer : Joe L. Bostic *
* *
* Start Date : 07/04/96 *
* *
* Last Update : July 4, 1996 [JLB] *
* *
*---------------------------------------------------------------------------------------------*
* Functions: *
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
#ifndef XSTRAW_H
#define XSTRAW_H
#include "straw.h"
#include "buff.h"
#include "wwfile.h"
#include <stddef.h>
/*
** This class is used to manage a buffer as a data source. Data requests will draw from the
** buffer supplied until the buffer is exhausted.
*/
class BufferStraw : public Straw
{
public:
BufferStraw(Buffer const & buffer) : BufferPtr(buffer), Index(0) {}
BufferStraw(void const * buffer, int length) : BufferPtr((void*)buffer, length), Index(0) {}
virtual int Get(void * source, int slen);
private:
Buffer BufferPtr;
int Index;
// void const * BufferPtr;
// int Length;
bool Is_Valid(void) {return(BufferPtr.Is_Valid());}
BufferStraw(BufferStraw & rvalue);
BufferStraw & operator = (BufferStraw const & pipe);
};
/*
** This class is used to manage a file as a data source. Data requests will draw from the
** file until the file has been completely read.
*/
class FileStraw : public Straw
{
public:
FileStraw(FileClass * file) : File(file), HasOpened(false) {}
FileStraw(FileClass & file) : File(&file), HasOpened(false) {}
virtual ~FileStraw(void);
virtual int Get(void * source, int slen);
private:
FileClass * File;
bool HasOpened;
bool Valid_File(void) {return(File != NULL);}
FileStraw(FileStraw & rvalue);
FileStraw & operator = (FileStraw const & pipe);
};
#endif