LINE_DEVSPECIFIC

The LINE_DEVSPECIFIC message is sent to notify the application about device-specific events occurring on a line, address, or call. The meaning of the message and the interpretation of the parameters are device specific.

LINE_DEVSPECIFIC
dwDevice = (DWORD) hLineOrCall;

dwCallbackInstance = (DWORD) hCallback;

dwParam1 = (DWORD) DeviceSpecific1;

dwParam2 = (DWORD) DeviceSpecific2;

dwParam3 = (DWORD) DeviceSpecific3;

Parameters

dwDevice

A handle to either a line device or call. This is device specific.

dwCallbackInstance

The callback instance supplied when opening the line.

dwParam1

Device specific.

dwParam2

Device specific.

dwParam3

Device specific.

Return Values

No return value.

Remarks

The LINE_DEVSPECIFIC message is used by a service provider in conjunction with the lineDevSpecific function. Its meaning is device specific.

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