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lineGetEquipmentState

Windows Mobile 6.5
A version of this page is also available for
4/8/2010

Use the lineGetEquipmentState function to retrieve the state of the radio transmitter and receiver.


LONG WINAPI lineGetEquipmentState(
  HLINE hLine,
  LPDWORD lpdwState,
  LPDWORD lpdwRadioSupport
);

hLine

The line device handle. The line device handle must have been previously obtained by a call to lineOpen with the proper TAPI device ID specified and a device-specific extension version successfully negotiated with lineNegotiateExtVersion.

lpdwState

Points to a DWORD indicating the equipment state. See the Equipment States constants for possible values.

lpdwRadioSupport

Indicates the state of the Radio hardware. See the Radio States constants for possible values.

Returns zero if the function completes successfully, or a negative error number if an error occurs. The following are possible return values:

  • LINEERR_RESOURCEUNAVAIL
  • LINEERR_INVALLINEHANDLE
  • LINEERR_STRUCTURETOOSMALL
  • LINEERR_INVALPOINTER
  • LINEERR_UNINITIALIZED
  • LINEERR_NOMEM
  • LINEERR_OPERATIONUNAVAIL
  • LINEERR_OPERATIONFAILED

This function is synchronous. No LINE_REPLY message is sent.

Headerextapi.h
Librarycellcore.lib
Windows Embedded CEWindows CE 3.0 and later
Windows MobilePocket PC 2002 and later, Smartphone 2002 and later

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