org.sblim.slp.internal

Class IPv6MulticastAddressFactory

java.lang.Object

org.sblim.slp.internal.IPv6MulticastAddressFactory

public class IPv6MulticastAddressFactory
extends Object

 SVRLOC group-id : FF0X:0:0:0:0:0:0:116
  - SRVTYPERQST Service Type Request
  - ATTRRQST Attribute Request
  - UA sends too
  
 SVRLOC-DA group-id : FF0X:0:0:0:0:0:0:123
  - SRVRQST for the "service:directory-agent" service type
  - UA sends too
 
 1000 - 13FF: SRVRQST : FF0X:0:0:0:0:0:1:....
  - the ID is the hashcode of the Service Type string used in the SrvRqst.
  - UA sends too
 

Constructor Summary

Constructors

Constructor and Description
IPv6MulticastAddressFactory()

Method Summary

Methods

Modifier and Type	Method and Description
static InetAddress	get(int pScope, int pSrvHash) get
static InetAddress	get(int pScope, ServiceType pSrvType) get
static InetAddress	get(int pScope, SLPMessage pMsg) get
static InetAddress	getSrvLocAddress(int pScope) getSrvLocAddress
static int	getSrvTypeHash(ServiceType pServiceType) unsigned long slp_hash(const char *pc, unsigned int len) { unsigned long h = 0; while (len-- != 0) { h *= 33; h += *pc++; } return (0x3FF & h); // round to a range of 0-1023 }

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

IPv6MulticastAddressFactory

public IPv6MulticastAddressFactory()

Method Detail

getSrvLocAddress

public static InetAddress getSrvLocAddress(int pScope)
                                    throws UnknownHostException

getSrvLocAddress

Parameters:

pScope -

Returns:

InetAddress

Throws:

UnknownHostException

get

public static InetAddress get(int pScope,
              SLPMessage pMsg)
                       throws UnknownHostException

get

Parameters:

pScope -

pMsg -

Returns:

InetAddress

Throws:

UnknownHostException

get

public static InetAddress get(int pScope,
              ServiceType pSrvType)
                       throws UnknownHostException

get

Parameters:

pScope -

pSrvType -

Returns:

InetAddress

Throws:

UnknownHostException

get

public static InetAddress get(int pScope,
              int pSrvHash)
                       throws UnknownHostException

get

Parameters:

pScope -

pSrvHash -

Returns:

InetAddress

Throws:

UnknownHostException

getSrvTypeHash

public static int getSrvTypeHash(ServiceType pServiceType)

  unsigned long slp_hash(const char *pc, unsigned int len) {
    unsigned long h = 0;
    while (len-- != 0) {
        h *= 33;
        h += *pc++;
    }
    return (0x3FF & h); // round to a range of 0-1023
   }
 

Parameters:

pServiceType -

Returns:

int