libvirt/src/rpc/virnetservermdns.h
Daniel P. Berrange e23ec81db6 Introduce generic RPC module for advertising via MDNS
Allow RPC servers to advertise themselves using MDNS,
via Avahi

* src/rpc/virnetserver.c, src/rpc/virnetserver.h: Allow
  registration of MDNS services via avahi
* src/rpc/virnetserverservice.c, src/rpc/virnetserverservice.h: Add
  API to fetch the listen port number
* src/rpc/virnetsocket.c, src/rpc/virnetsocket.h: Add API to
  fetch the local port number
* src/rpc/virnetservermdns.c, src/rpc/virnetservermdns.h: Represent
  an MDNS advertisement
2011-06-24 11:48:41 +01:00

110 lines
3.4 KiB
C

/*
* virnetservermdns.c: advertise server sockets
*
* Copyright (C) 2011 Red Hat, Inc.
* Copyright (C) 2007 Daniel P. Berrange
*
* Derived from Avahi example service provider code.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Author: Daniel P. Berrange <berrange@redhat.com>
*/
#ifndef __VIR_NET_SERVER_MDNS_H__
# define __VIR_NET_SERVER_MDNS_H__
# include "internal.h"
typedef struct _virNetServerMDNS virNetServerMDNS;
typedef virNetServerMDNS *virNetServerMDNSPtr;
typedef struct _virNetServerMDNSGroup virNetServerMDNSGroup;
typedef virNetServerMDNSGroup *virNetServerMDNSGroupPtr;
typedef struct _virNetServerMDNSEntry virNetServerMDNSEntry;
typedef virNetServerMDNSEntry *virNetServerMDNSEntryPtr;
/**
* Prepares a new mdns manager object for use
*/
virNetServerMDNSPtr virNetServerMDNSNew(void);
/**
* Starts the mdns client, advertising any groups/entries currently registered
*
* @mdns: manager to start advertising
*
* Starts the mdns client. Services may not be immediately visible, since
* it may asynchronously wait for the mdns service to startup
*
* returns -1 upon failure, 0 upon success.
*/
int virNetServerMDNSStart(virNetServerMDNSPtr mdns);
/**
* Stops the mdns client, removing any advertisements
*
* @mdns: manager to start advertising
*
*/
void virNetServerMDNSStop(virNetServerMDNSPtr mdns);
/**
* Adds a group container for advertisement
*
* @mdns manager to attach the group to
* @name unique human readable service name
*
* returns the group record, or NULL upon failure
*/
virNetServerMDNSGroupPtr virNetServerMDNSAddGroup(virNetServerMDNSPtr mdns,
const char *name);
/**
* Removes a group container from advertisement
*
* @mdns amanger to detach group from
* @group group to remove
*/
void virNetServerMDNSRemoveGroup(virNetServerMDNSPtr mdns,
virNetServerMDNSGroupPtr group);
/**
* Adds a service entry in a group
*
* @group group to attach the entry to
* @type service type string
* @port tcp port number
*
* returns the service record, or NULL upon failure
*/
virNetServerMDNSEntryPtr virNetServerMDNSAddEntry(virNetServerMDNSGroupPtr group,
const char *type, int port);
/**
* Removes a service entry from a group
*
* @group group to detach service entry from
* @entry service entry to remove
*/
void virNetServerMDNSRemoveEntry(virNetServerMDNSGroupPtr group,
virNetServerMDNSEntryPtr entry);
void virNetServerMDNSFree(virNetServerMDNSPtr ptr);
void virNetServerMDNSGroupFree(virNetServerMDNSGroupPtr ptr);
void virNetServerMDNSEntryFree(virNetServerMDNSEntryPtr ptr);
#endif /* __VIR_NET_SERVER_MDNS_H__ */