2.2.4.1.2.1 Close
The Close packet is transmitted from a TAPI client to a TAPI server in a remote procedure call. Sending this packet closes the specified open line device after completing or aborting all outstanding calls and asynchronous operations on the device.
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Req_Func |
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Reserved1 |
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hLine |
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Reserved2 |
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Reserved3 |
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Reserved4 |
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Reserved5 |
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Reserved6 |
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Reserved7 |
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Reserved8 |
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Reserved9 |
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Reserved10 |
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Reserved11 |
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Reserved12 |
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Reserved13 |
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Req_Func (4 bytes): An unsigned 32-bit integer. The identifier of the function that will be invoked on the remote server. This value MUST be set to 9.
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Return Values
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On completion of ClientRequest, this field contains the result of the encapsulated telephony request. A value of 0 indicates success, and a LINEERR_Constants value indicates failure. The remote server MUST complete this call synchronously.
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MUST return zero if the function succeeds or an error number if an error occurs. Common return values are as follows:
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Name
Value
LINEERR_NOMEM
0x80000044
LINEERR_OPERATIONFAILED
0x80000048
LINEERR_OPERATIONUNAVAIL
0x80000049
LINEERR_RESOURCEUNAVAIL
0x8000004B
Reserved1 (4 bytes): An unsigned 32-bit integer. MUST be set to zero when sent and MUST be ignored on receipt.
hLine (4 bytes): An HLINE. A handle to the line to close. This field MUST have been obtained by sending the Open packet.
Reserved2 (4 bytes): An unsigned 32-bit integer. This field is used for padding and MUST be ignored on receipt. It can be any value.
Reserved3 (4 bytes): An unsigned 32-bit integer. This field is used for padding and MUST be ignored on receipt. It can be any value.
Reserved4 (4 bytes): An unsigned 32-bit integer. This field is used for padding and MUST be ignored on receipt. It can be any value.
Reserved5 (4 bytes): An unsigned 32-bit integer. This field is used for padding and MUST be ignored on receipt. It can be any value.
Reserved6 (4 bytes): An unsigned 32-bit integer. This field is used for padding and MUST be ignored on receipt. It can be any value.
Reserved7 (4 bytes): An unsigned 32-bit integer. This field is used for padding and MUST be ignored on receipt. It can be any value.
Reserved8 (4 bytes): An unsigned 32-bit integer. This field is used for padding and MUST be ignored on receipt. It can be any value.
Reserved9 (4 bytes): An unsigned 32-bit integer. This field is used for padding and MUST be ignored on receipt. It can be any value.
Reserved10 (4 bytes): An unsigned 32-bit integer. This field is used for padding and MUST be ignored on receipt. It can be any value.
Reserved11 (4 bytes): An unsigned 32-bit integer. This field is used for padding and MUST be ignored on receipt. It can be any value.
Reserved12 (4 bytes): An unsigned 32-bit integer. This field is used for padding and MUST be ignored on receipt. It can be any value.
Reserved13 (4 bytes): An unsigned 32-bit integer. This field is used for padding and MUST be ignored on receipt. It can be any value.