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	Description
IPv6MulticastAddressFactory()

Method Summary

Modifier and Type	Method	Description
static InetAddress	get(int pScope, int pSrvHash)	get
static InetAddress	get(int pScope, SLPMessage pMsg)	get
static InetAddress	get(int pScope, ServiceType pSrvType)	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 Object

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

Constructor Details

IPv6MulticastAddressFactory

public IPv6MulticastAddressFactory()

Method Details

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