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4/8/2010

The following tables show the system management functions with a description of the purpose of each.

Function Description

GetDeviceUniqueID

Returns an application-specific hash of the device identifier. The application can use this hash to uniquely identify the device.

GetSystemInfo

Returns information about the current system.

GetVersionEx

Obtains extended information about the OS version that is currently running.

KernelIoControl

Provides the kernel with a generic I/O control for carrying out I/O operations.

QueryInstructionSet

Checks what instruction set is supported on the OS.

SignalStarted

Signals that an application has started and initialization is complete.

VerQueryValue

Returns selected version information from the specified version information resource.

See Also