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Sends a control code directly to a specified device driver, causing the corresponding device to perform the corresponding operation.|
DECLARE INTEGER DeviceIoControl IN kernel32;
STRING @ lpInBuffer,;
STRING @ lpOutBuffer,;
INTEGER @ lpBytesReturned,;
[in] Handle to the device on which the operation is to be performed.
[in] Control code for the operation.
[in] Pointer to the input buffer that contains the data required to perform the operation.
[in] Size of the input buffer, in bytes.
[out] Pointer to the output buffer that is to receive the data returned by the operation.
[in] Size of the output buffer, in bytes.
[out] Pointer to a variable that receives the size of the data stored in the output buffer, in bytes.
[in] Pointer to an OVERLAPPED structure.
|If the function succeeds, the return value is nonzero.|
|To retrieve a handle to the device, you must call the CreateFile function with either the name of a device or the name of the driver associated with a device.|
To specify a device name, use the following format: \\.\DeviceName
Other valid device names:
|Word Index links for the DeviceIoControl :|
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Visited in last 7 days: 15
|Created: ||2004-09-09 18:31:40|
|Modified: ||2004-09-09 18:37:15|
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