1 /***
2 This file is part of avahi.
3
4 avahi is free software; you can redistribute it and/or modify it
5 under the terms of the GNU Lesser General Public License as
6 published by the Free Software Foundation; either version 2.1 of the
7 License, or (at your option) any later version.
8
9 avahi is distributed in the hope that it will be useful, but WITHOUT
10 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
11 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General
12 Public License for more details.
13
14 You should have received a copy of the GNU Lesser General Public
15 License along with avahi; if not, write to the Free Software
16 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
17 USA.
18 ***/
19
20 #ifdef HAVE_CONFIG_H
21 #include <config.h>
22 #endif
23
24 #include <string.h>
25
26 #include "avahi-common/avahi-malloc.h"
27 #include <avahi-common/dbus.h>
28 #include <avahi-common/error.h>
29 #include <avahi-core/log.h>
30
31 #include "dbus-util.h"
32 #include "dbus-internal.h"
33 #include "main.h"
34
avahi_dbus_sync_service_resolver_free(SyncServiceResolverInfo * i)35 void avahi_dbus_sync_service_resolver_free(SyncServiceResolverInfo *i) {
36 assert(i);
37
38 if (i->service_resolver)
39 avahi_s_service_resolver_free(i->service_resolver);
40 dbus_message_unref(i->message);
41 AVAHI_LLIST_REMOVE(SyncServiceResolverInfo, sync_service_resolvers, i->client->sync_service_resolvers, i);
42
43 assert(i->client->n_objects >= 1);
44 i->client->n_objects--;
45
46 avahi_free(i);
47 }
48
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)49 void avahi_dbus_sync_service_resolver_callback(
50 AvahiSServiceResolver *r,
51 AvahiIfIndex interface,
52 AvahiProtocol protocol,
53 AvahiResolverEvent event,
54 const char *name,
55 const char *type,
56 const char *domain,
57 const char *host_name,
58 const AvahiAddress *a,
59 uint16_t port,
60 AvahiStringList *txt,
61 AvahiLookupResultFlags flags,
62 void* userdata) {
63
64 SyncServiceResolverInfo *i = userdata;
65
66 assert(r);
67 assert(i);
68
69 if (event == AVAHI_RESOLVER_FOUND) {
70 char t[AVAHI_ADDRESS_STR_MAX], *pt = t;
71 int32_t i_interface, i_protocol, i_aprotocol;
72 uint32_t u_flags;
73 DBusMessage *reply;
74
75 assert(host_name);
76
77 if (!name)
78 name = "";
79
80 if (a)
81 avahi_address_snprint(t, sizeof(t), a);
82 else
83 t[0] = 0;
84
85 /* Patch in AVAHI_LOOKUP_RESULT_OUR_OWN */
86
87 if (avahi_dbus_is_our_own_service(i->client, interface, protocol, name, type, domain) > 0)
88 flags |= AVAHI_LOOKUP_RESULT_OUR_OWN;
89
90 i_interface = (int32_t) interface;
91 i_protocol = (int32_t) protocol;
92 if (a)
93 i_aprotocol = (int32_t) a->proto;
94 else
95 i_aprotocol = AVAHI_PROTO_UNSPEC;
96 u_flags = (uint32_t) flags;
97
98 reply = dbus_message_new_method_return(i->message);
99
100 if (!reply) {
101 avahi_log_error("Failed allocate message");
102 goto finish;
103 }
104
105 dbus_message_append_args(
106 reply,
107 DBUS_TYPE_INT32, &i_interface,
108 DBUS_TYPE_INT32, &i_protocol,
109 DBUS_TYPE_STRING, &name,
110 DBUS_TYPE_STRING, &type,
111 DBUS_TYPE_STRING, &domain,
112 DBUS_TYPE_STRING, &host_name,
113 DBUS_TYPE_INT32, &i_aprotocol,
114 DBUS_TYPE_STRING, &pt,
115 DBUS_TYPE_UINT16, &port,
116 DBUS_TYPE_INVALID);
117
118 avahi_dbus_append_string_list(reply, txt);
119
120 dbus_message_append_args(
121 reply,
122 DBUS_TYPE_UINT32, &u_flags,
123 DBUS_TYPE_INVALID);
124
125 dbus_connection_send(server->bus, reply, NULL);
126 dbus_message_unref(reply);
127 } else {
128 assert(event == AVAHI_RESOLVER_FAILURE);
129
130 avahi_dbus_respond_error(server->bus, i->message, avahi_server_errno(avahi_server), NULL);
131 }
132
133 finish:
134 avahi_dbus_sync_service_resolver_free(i);
135 }
136