应用程序打开设备与关闭设备的请求

/* 应用程序打开设备与关闭设备的请求
by exchen
2009-10-07
*/
#include <windows.h>
#include <stdio.h>

int main()
{
	HANDLE hDevice = CreateFile("\\\\.\\MySymLink",
							GENERIC_READ | GENERIC_WRITE,
							0,    
							NULL,    
							OPEN_EXISTING,
							FILE_ATTRIBUTE_NORMAL,
							NULL );        

	if (hDevice == INVALID_HANDLE_VALUE)
	{
		printf("Create device error\n");
	}
	else
	{
		printf("Create device success\n");
	}

	CloseHandle(hDevice);
	getchar();
	return 0;
}

/* 应用程序打开设备与关闭设备的请求

by exchen

2009-10-07

#include <windows.h>

#include <stdio.h>

int main()

{

HANDLE hDevice = CreateFile("\\\\.\\MySymLink",

GENERIC_READ | GENERIC_WRITE,

NULL,

OPEN_EXISTING,

FILE_ATTRIBUTE_NORMAL,

NULL );

if (hDevice == INVALID_HANDLE_VALUE)

{

printf("Create device error\n");

}

else

{

printf("Create device success\n");

}

CloseHandle(hDevice);

getchar();

return 0;

}

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