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CnC_Renegade/Code/wwlib/wwfile.h

113 lines
4.5 KiB
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/Code/wwlib/wwfile.h $*
* *
* $Author:: Ian_l $*
* *
* $Modtime:: 10/31/01 2:00p $*
* *
* $Revision:: 9 $*
* *
*---------------------------------------------------------------------------------------------*
* Functions: *
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
#if _MSC_VER >= 1000
#pragma once
#endif // _MSC_VER >= 1000
#ifndef WWFILE_Hx
#define WWFILE_Hx
#ifdef _UNIX
#include "osdep.h"
#endif
#define YEAR(dt) (((dt & 0xFE000000) >> (9 + 16)) + 1980)
#define MONTH(dt) ((dt & 0x01E00000) >> (5 + 16))
#define DAY(dt) ((dt & 0x001F0000) >> (0 + 16))
#define HOUR(dt) ((dt & 0x0000F800) >> 11)
#define MINUTE(dt) ((dt & 0x000007E0) >> 5)
#define SECOND(dt) ((dt & 0x0000001F) << 1)
#ifndef SEEK_SET
#define SEEK_SET 0 // Seek from start of file.
#define SEEK_CUR 1 // Seek relative from current location.
#define SEEK_END 2 // Seek from end of file.
#endif
#ifndef NULL
#define NULL 0
#endif
class FileClass
{
public:
enum
{
READ = 1,
WRITE = 2,
PRINTF_BUFFER_SIZE = 1024
};
virtual ~FileClass(void) {};
virtual char const * File_Name(void) const = 0;
virtual char const * Set_Name(char const *filename) = 0;
virtual int Create(void) = 0;
virtual int Delete(void) = 0;
virtual bool Is_Available(int forced=false) = 0;
virtual bool Is_Open(void) const = 0;
virtual int Open(char const *filename, int rights=READ) = 0;
virtual int Open(int rights=READ) = 0;
virtual int Read(void *buffer, int size) = 0;
virtual int Seek(int pos, int dir=SEEK_CUR) = 0;
virtual int Tell(void) { return Seek(0); }
virtual int Size(void) = 0;
virtual int Write(void const *buffer, int size) = 0;
virtual void Close(void) = 0;
virtual unsigned long Get_Date_Time(void) {return(0);}
virtual bool Set_Date_Time(unsigned long ) {return(false);}
virtual void Error(int error, int canretry = false, char const * filename=NULL) = 0;
virtual void * Get_File_Handle(void) { return reinterpret_cast<void *>(-1); }
virtual void Bias(int start, int length=-1) = 0;
operator char const * ()
{
return File_Name();
}
// this form uses a stack buffer of PRINTF_BUFFER_SIZE
int Printf(char *str, ...);
// this form uses the supplied buffer if PRINTF_BUFFER_SIZE is expected to be too small.
int Printf(char *buffer, int bufferSize, char *str, ...);
// this form uses the stack buffer but will prepend any output with the indicated number of tab characters '\t'
int Printf_Indented(unsigned depth, char *str, ...);
};
#endif