Introduction




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Value

Description

0

Specifies device query access to the object. An application can query device attributes without accessing the device.

GENERIC_READ

Specifies read access to the object. Data can be read from the file and the file pointer can be moved. Combine with GENERIC_WRITE for read-write access.

GENERIC_WRITE

Specifies write access to the object. Data can be written to the file and the file pointer can be moved. Combine with GENERIC_READ for read-write access.

dwShareMode

Specifies how the object can be shared. If dwShareMode is 0, the object cannot be shared. Subsequent open operations on the object will fail, until the handle is closed.

To share the object, use a combination of one or more of the following values:



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