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dbus-sync-service-resolver.c

/* $Id$ */

/***
  This file is part of avahi.
 
  avahi 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.
 
  avahi 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 avahi; if not, write to the Free Software
  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  USA.
***/

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <string.h>

#include <avahi-common/malloc.h>
#include <avahi-common/dbus.h>
#include <avahi-common/error.h>
#include <avahi-core/log.h>

#include "dbus-util.h"
#include "dbus-internal.h"
#include "main.h"

void avahi_dbus_sync_service_resolver_free(SyncServiceResolverInfo *i) {
    assert(i);

    if (i->service_resolver)
        avahi_s_service_resolver_free(i->service_resolver);
    dbus_message_unref(i->message);
    AVAHI_LLIST_REMOVE(SyncServiceResolverInfo, sync_service_resolvers, i->client->sync_service_resolvers, i);

    i->client->n_objects--;
    assert(i->client->n_objects >= 0);

    avahi_free(i);
}

void avahi_dbus_sync_service_resolver_callback(
    AvahiSServiceResolver *r,
    AvahiIfIndex interface,
    AvahiProtocol protocol,
    AvahiResolverEvent event,
    const char *name,
    const char *type,
    const char *domain,
    const char *host_name,
    const AvahiAddress *a,
    uint16_t port,
    AvahiStringList *txt,
    AvahiLookupResultFlags flags, 
    void* userdata) {
    
    SyncServiceResolverInfo *i = userdata;
    
    assert(r);
    assert(i);

    if (event == AVAHI_RESOLVER_FOUND) {
        char t[AVAHI_ADDRESS_STR_MAX], *pt = t;
        int32_t i_interface, i_protocol, i_aprotocol;
        uint32_t u_flags;
        DBusMessage *reply;
    
        assert(host_name);

        if (!name)
            name = "";

        if (a) 
            avahi_address_snprint(t, sizeof(t), a);
        else
            t[0] = 0;

        /* Patch in AVAHI_LOOKUP_RESULT_OUR_OWN */

        if (avahi_dbus_is_our_own_service(i->client, interface, protocol, name, type, domain) > 0)
            flags |= AVAHI_LOOKUP_RESULT_OUR_OWN;
        
        i_interface = (int32_t) interface;
        i_protocol = (int32_t) protocol;
        if (a) 
          i_aprotocol = (int32_t) a->proto;
      else 
          i_aprotocol = AVAHI_PROTO_UNSPEC;
        u_flags = (uint32_t) flags;

        reply = dbus_message_new_method_return(i->message);
        dbus_message_append_args(
            reply,
            DBUS_TYPE_INT32, &i_interface,
            DBUS_TYPE_INT32, &i_protocol,
            DBUS_TYPE_STRING, &name,
            DBUS_TYPE_STRING, &type,
            DBUS_TYPE_STRING, &domain,
            DBUS_TYPE_STRING, &host_name,
            DBUS_TYPE_INT32, &i_aprotocol,
            DBUS_TYPE_STRING, &pt,
            DBUS_TYPE_UINT16, &port,
            DBUS_TYPE_INVALID);

        avahi_dbus_append_string_list(reply, txt);
                
        dbus_message_append_args(
            reply,
            DBUS_TYPE_UINT32, &u_flags,
            DBUS_TYPE_INVALID);

        dbus_connection_send(server->bus, reply, NULL);
        dbus_message_unref(reply);
    } else {
        assert(event == AVAHI_RESOLVER_FAILURE);
        
        avahi_dbus_respond_error(server->bus, i->message, avahi_server_errno(avahi_server), NULL);
    }

    avahi_dbus_sync_service_resolver_free(i);
}

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