HP-UX C SIP Stack Message Layer Reference Guide (February 2008)

Via Header Functions 775
Get and Set Functions
RvSipViaHeaderGetPortNum()
RvSipViaHeaderGetPortNum()
DESCRIPTION
Gets the host port from the Via header.
SYNTAX
RvInt32 RvSipViaHeaderGetPortNum(
IN RvSipViaHeaderHandle hViaHeader);
PARAMETERS
hViaHeader
The handle to the Via header.
RETURN VALUES
Returns the port number, or UNDEFINED if the port number does not exist.