int main(int argc, char *argv[])
{
initializeSegments();
int i;
int j;
for (j=0; j<4; j++)
{
for (i=0;i<10;i++)
{
displayNumber(i);
printf("displayed %d\n", i);
fflush(stdout);
Sleep(500);
}
}
RemoveWinIoDriver();
return 0;
}
bool _stdcall InstallWinIoDriver(char* pszWinIoDriverPath, bool IsDemandLoaded)
{
SC_HANDLE hSCManager;
SC_HANDLE hService;
// Remove any previous instance of the driver
RemoveWinIoDriver();
hSCManager = OpenSCManager(NULL, NULL, SC_MANAGER_ALL_ACCESS);
if (hSCManager)
{
// Install the driver
hService = CreateServiceA(hSCManager,
"WinRing0_1_2_0",
"WinRing0_1_2_0",
SERVICE_ALL_ACCESS,
SERVICE_KERNEL_DRIVER,
(IsDemandLoaded == true) ? SERVICE_DEMAND_START : SERVICE_SYSTEM_START,
SERVICE_ERROR_NORMAL,
pszWinIoDriverPath,
NULL,
NULL,
NULL,
NULL,
NULL);
CloseServiceHandle(hSCManager);
if (hService == NULL)
return false;
}
else
return false;
CloseServiceHandle(hService);
return true;
}
void _stdcall ShutdownWinIo()
{
DWORD dwBytesReturned;
if (IsNT)
{
if (hDriver != INVALID_HANDLE_VALUE)
{
// Disable I/O port access
DeviceIoControl(hDriver, IOCTL_WINIO_DISABLEDIRECTIO, NULL,
0, NULL, 0, &dwBytesReturned, NULL);
CloseHandle(hDriver);
}
RemoveWinIoDriver();
}
else
CloseHandle(hDriver);
IsWinIoInitialized = false;
}