descent/LIB/DCFLIB.H

/*
 * $Source: f:/miner/source/main/editor/rcs/dcflib.h $
 * $Revision: 2.0 $
 * $Author: john $
 * $Date: 1995/02/27 11:34:25 $
 * 
 * temporary demo version for mine.c
 * 
 * $Log: dcflib.h $
 * Revision 2.0  1995/02/27  11:34:25  john
 * Version 2.0! No anonymous unions, Watcom 10.0, with no need
 * for bitmaps.tbl.
 * 
 * Revision 1.3  1994/02/14  20:14:27  john
 * First version working with new cfile stuff.
 * 
 * Revision 1.2  1994/02/08  13:38:21  yuan
 * mine loading functions converted.
 * 
 * Revision 1.1  1994/02/08  13:23:14  yuan
 * Initial revision
 * 
 * 
 */



#ifndef _DCFLIB_H
#define _DCFLIB_H

#include "stdio.h"
#include "types.h"

#define DCFILE FILE

// Opens a file for reading only. Returns NULL if error.
#define dcfopen(filename) fopen((filename),"rb")

// Moves to a position in the file. Returns 0 if ok.
#define dcfseek( cfile, position ) fseek( cfile, position, SEEK_SET); 

#define dcftell( cfile ) ftell(cfile)
// Returns the current file position.

#define dcflength( cfile ) filelength(fileno(cfile))
// Returns the length of the file.

#define dcfread( cfile, data, size ) fread(data, sizeof(byte), size, cfile)
// Reads 'size' bytes of the file into 'data'. Returns 0 if ok.

#define dcfclose( cfile ) fclose( cfile )
// Closes 'cfile'. Frees all memory associated with file.

#endif