TSPI_lineGetAddressStatus

Article
11/18/2015

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4/8/2010

This function queries the specified address for its current status.

Syntax

LONG TSPIAPI TSPI_lineGetAddressStatus(
  HDRVLINE hdLine, 
  DWORD dwAddressID, 
  LPLINEADDRESSSTATUS lpAddressStatus 
);

Parameters

hdLine
Service provider's handle to the line containing the address to be queried.

dwAddressID
Address on the given open line device. This is the address to be queried. An address identifier is permanently associated with an address; the identifier remains constant across operating system upgrades. This parameter is not validated by TAPI when this function is called.

lpAddressStatus
Pointer to a variably sized data structure of type LINEADDRESSSTATUS.

Return Value

Returns zero if the function succeeds or an error number if an error occurs. The following table shows the return values for this function.

Value	Description
LINEERR_INVALLINEHANDLE	The handle to the line is invalid.
LINEERR_OPERATIONUNAVAIL,	The operation is unavailable.
LINEERR_INVALADDRESSID	The address id is invalid.
LINEERR_OPERATIONFAILED	The operation failed.
LINEERR_NOMEM	Not enough memory is available.
LINEERR_RESOURCEUNAVAIL	The resource is unavailable.

Remarks

The service provider fills in all the members of the LINEADDRESSSTATUS data structure, except for dwTotalSize, which is filled in by TAPI. The service provider must not overwrite the dwTotalSize member.

Requirements

Header	tapicomn.h
Library	coredll.lib
Windows Embedded CE	Windows CE 3.0 and later
Windows Mobile	Windows Mobile Version 5.0 and later

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