IOCTL_SERVICE_CONTROL (Compact 2013)
3/26/2014
This I/O control message contains information specific to a certain service passed by the calling application. Send this message with DeviceIoControl.
Syntax
BOOL DeviceIoControl(
HANDLE hDevice, // handle to the device
DWORD dwIoControlCode, // use IOCTL_SERVICE_CONTROL
LPVOID lpInBuffer, // pointer to input buffer
DWORD nInBufferSize, // input buffer size
LPVOID lpOutBuffer, // pointer to output buffer
DWORD nOutBufferSize, // output buffer size
LPDWORD lpBytesReturned, // number of bytes returned
OVERLAPPED lpOverlapped // pointer to OVERLAPPED structure
);
Parameters
- hDevice
[in] Handle to the device.
- dwIoControlCode
[in] The control code for the operation. Use IOCTL_SERVICE_CONTROL for this operation.
- lpInBuffer
Other parameters such as lpInBuffer vary by service.
Return Values
Returns TRUE if successful; otherwise, returns FALSE. To obtain extended error information, call the SetLastError function.
Requirements
Header |
service.h |