www.pudn.com > SmartFDISK.zip > utility.cpp

/**************************************************************************** 
 * 
 * Smart FDISK 
 * 
 * This program is a powerful Harddisk Partitioning Tool including a 
 * easy-to-use Boot Manager. 
 * 
 * 
 *     Copyright (C) 1999 Suzhe (suzhe@263.net) 
 * 
 * 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 2 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, write to the Free Software Foundation, 
 * Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 
 * 
 ****************************************************************************/ 
/* 
 * utility.cpp : Source file for some utility functions 
 */ 
 
#define Uses_Utility 
#define Uses_Constant 
#define Uses_Message 
#include"sfdisk.h" 
#include 
#include 
 
void Restart() 
{ 
    short rst_mark[2]={0x01234,0}; 
 
    dosmemput((void*)rst_mark,2,0x0472); 
 
    _go32_dpmi_registers r; 
    r.x.ax = 0; 
    r.x.cs = 0xffff; 
    r.x.ip = 0; 
    r.x.ss = r.x.sp = 0; 
    _go32_dpmi_simulate_fcall(&r); 
/* 
    void (far *reset)(void); 
	int far* rst_mark=(int far*)0x0472; 
	reset=(void far(*)())MK_FP(0xffff,0); 
	*rst_mark=0x01234; 
	(*reset)(); 
*/ 
 
} 
 
char * NumToString( char * str, long num ) 
{ 
	long temp; 
	char *last; 
 
	if( str == NULL ) return NULL; 
 
	last = str; 
 
	if( num < 0 ) 
	{ 
		num = -num; 
		sprintf( str, "-" ); 
		str++; 
	} 
 
	for( temp = 1uL; num / (temp*1000uL) > 0; temp *= 1000uL ); 
 
	sprintf(str, "%u", (unsigned long)(num / temp) ); 
	num %= temp; 
	str += strlen( str ); 
 
	for( temp /= 1000uL ; temp >= 1; temp /= 1000uL ) 
	{ 
		sprintf(str, ",%03u", (unsigned long)(num / temp)); 
		num %= temp; 
		str += strlen( str ); 
	} 
	return last; 
} 
 
Boolean CheckWindows() 
{ 
	__dpmi_regs regs; 
	regs.x.ax = 0x1600; 
	__dpmi_int( 0x2f, ®s ); 
	if( regs.h.al == 0 || regs.h.al == 0x80 ) 
		return False; 
	return True; 
}