GroupsockLookupTable Class Reference

#include <Groupsock.hh>

Collaboration diagram for GroupsockLookupTable:

[legend]

Public Member Functions
Groupsock *	Fetch (UsageEnvironment &env, netAddressBits groupAddress, Port port, u_int8_t ttl, Boolean &isNew)
Groupsock *	Fetch (UsageEnvironment &env, netAddressBits groupAddress, netAddressBits sourceFilterAddr, Port port, Boolean &isNew)
Groupsock *	Lookup (netAddressBits groupAddress, Port port)
Groupsock *	Lookup (netAddressBits groupAddress, netAddressBits sourceFilterAddr, Port port)
Groupsock *	Lookup (UsageEnvironment &env, int sock)
Boolean	Remove (Groupsock const *groupsock)
Private Member Functions
Groupsock *	AddNew (UsageEnvironment &env, netAddressBits groupAddress, netAddressBits sourceFilterAddress, Port port, u_int8_t ttl)
Private Attributes
AddressPortLookupTable	fTable
Friends
class	Iterator
Data Structures
class	Iterator

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Detailed Description

Definition at line 162 of file Groupsock.hh.

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Member Function Documentation

Groupsock * GroupsockLookupTable::Fetch	(	UsageEnvironment &	env,
		netAddressBits	groupAddress,
		Port	port,
		u_int8_t	ttl,
		Boolean &	isNew
	)

Definition at line 553 of file Groupsock.cpp.

References AddNew(), env, False, fTable, AddressPortLookupTable::Lookup(), NULL, and True.

                                            {
  isNew = False;
  Groupsock* groupsock;
  do {
    groupsock = (Groupsock*) fTable.Lookup(groupAddress, (~0), port);
    if (groupsock == NULL) { // we need to create one:
      groupsock = AddNew(env, groupAddress, (~0), port, ttl);
      if (groupsock == NULL) break;
      isNew = True;
    }
  } while (0);

  return groupsock;
}

Groupsock * GroupsockLookupTable::Fetch	(	UsageEnvironment &	env,
		netAddressBits	groupAddress,
		netAddressBits	sourceFilterAddr,
		Port	port,
		Boolean &	isNew
	)

Definition at line 572 of file Groupsock.cpp.

References AddNew(), env, False, fTable, AddressPortLookupTable::Lookup(), NULL, and True.

                                            {
  isNew = False;
  Groupsock* groupsock;
  do {
    groupsock
      = (Groupsock*) fTable.Lookup(groupAddress, sourceFilterAddr, port);
    if (groupsock == NULL) { // we need to create one:
      groupsock = AddNew(env, groupAddress, sourceFilterAddr, port, 0);
      if (groupsock == NULL) break;
      isNew = True;
    }
  } while (0);

  return groupsock;
}

Groupsock * GroupsockLookupTable::Lookup	(	netAddressBits	groupAddress,
		Port	port
	)

Definition at line 592 of file Groupsock.cpp.

References fTable, and AddressPortLookupTable::Lookup().

                                                                   {
  return (Groupsock*) fTable.Lookup(groupAddress, (~0), port);
}

Groupsock * GroupsockLookupTable::Lookup	(	netAddressBits	groupAddress,
		netAddressBits	sourceFilterAddr,
		Port	port
	)

Definition at line 597 of file Groupsock.cpp.

References fTable, and AddressPortLookupTable::Lookup().

                                                                         {
  return (Groupsock*) fTable.Lookup(groupAddress, sourceFilterAddr, port);
}

Groupsock * GroupsockLookupTable::Lookup	(	UsageEnvironment &	env,
		int	sock
	)

Definition at line 602 of file Groupsock.cpp.

References env, and getGroupsockBySocket().

                                                                       {
  return getGroupsockBySocket(env, sock);
}

Boolean GroupsockLookupTable::Remove

(

Groupsock const *

groupsock

)

Definition at line 606 of file Groupsock.cpp.

References fTable, Groupsock::groupAddress(), Socket::port(), AddressPortLookupTable::Remove(), Groupsock::sourceFilterAddress(), and unsetGroupsockBySocket().

                                                               {
  unsetGroupsockBySocket(groupsock);
  return fTable.Remove(groupsock->groupAddress().s_addr,
                       groupsock->sourceFilterAddress().s_addr,
                       groupsock->port());
}

Groupsock * GroupsockLookupTable::AddNew	(	UsageEnvironment &	env,
		netAddressBits	groupAddress,
		netAddressBits	sourceFilterAddress,
		Port	port,
		u_int8_t	ttl
	)			[private]

Definition at line 613 of file Groupsock.cpp.

References AddressPortLookupTable::Add(), env, fTable, NULL, setGroupsockBySocket(), and Socket::socketNum().

Referenced by Fetch().

                                                                 {
  Groupsock* groupsock;
  do {
    struct in_addr groupAddr; groupAddr.s_addr = groupAddress;
    if (sourceFilterAddress == netAddressBits(~0)) {
      // regular, ISM groupsock
      groupsock = new Groupsock(env, groupAddr, port, ttl);
    } else {
      // SSM groupsock
      struct in_addr sourceFilterAddr;
      sourceFilterAddr.s_addr = sourceFilterAddress;
      groupsock = new Groupsock(env, groupAddr, sourceFilterAddr, port);
    }

    if (groupsock == NULL || groupsock->socketNum() < 0) break;

    if (!setGroupsockBySocket(env, groupsock->socketNum(), groupsock)) break;

    fTable.Add(groupAddress, sourceFilterAddress, port, (void*)groupsock);
  } while (0);

  return groupsock;
}

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Friends And Related Function Documentation

friend class Iterator [friend]

Definition at line 199 of file Groupsock.hh.

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Field Documentation

AddressPortLookupTable GroupsockLookupTable::fTable [private]

Definition at line 200 of file Groupsock.hh.

Referenced by AddNew(), Fetch(), Lookup(), and Remove().

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The documentation for this class was generated from the following files:

• groupsock/include/Groupsock.hh
• groupsock/Groupsock.cpp

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