apcxapp.cpp

武安河书第一版（vxd）Windows 驱动例子

#include <stdio.h>
#include <windows.h>
#include <winioctl.h>
#include "apcx.h"
PortOption	*p;
FILE *fp;

DWORD WINAPI CallBackAPC(PVOID param)
{
	p=(PortOption *)param;
    fprintf(stderr,"%s %04X %02X\n",p->io==0?"Output":"Input",p->port,p->data);
    fprintf(fp,"%s %04X %02X\n",p->io==0?"Output":"Input",p->port,p->data);
	return 0;
}

void main()
{
	HANDLE	hDevice;
	fp=fopen("port.log","wt");

	hDevice=CreateFile("\\\\.\\CMOSRAM.VXD",0,0,0,CREATE_NEW,FILE_FLAG_DELETE_ON_CLOSE,0);
	if (hDevice == INVALID_HANDLE_VALUE)
	{
        fprintf(stderr,"Cannot load VxD, error=%08ld\n",GetLastError());
	 	exit(1);
	}

	if (!DeviceIoControl(hDevice,ADDRESSPASS,CallBackAPC,0,0,0,0,0))
	{
    	fprintf(stderr, "Failed to pass address\n");
		exit(1);
	}
	printf("press ctrl-C to exit . . .\n");
	while(TRUE)	SleepEx(INFINITE, TRUE);
	fclose(fp);
	CloseHandle(hDevice);
}