1/* $Id$ */
2
3/***
4  This file is part of avahi.
5
6  avahi is free software; you can redistribute it and/or modify it
7  under the terms of the GNU Lesser General Public License as
8  published by the Free Software Foundation; either version 2.1 of the
9  License, or (at your option) any later version.
10
11  avahi is distributed in the hope that it will be useful, but WITHOUT
12  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
13  or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General
14  Public License for more details.
15
16  You should have received a copy of the GNU Lesser General Public
17  License along with avahi; if not, write to the Free Software
18  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
19  USA.
20***/
21
22#ifdef HAVE_CONFIG_H
23#include <config.h>
24#endif
25
26#include <string.h>
27
28#include <avahi-common/malloc.h>
29#include <avahi-common/dbus.h>
30#include <avahi-common/error.h>
31#include <avahi-core/log.h>
32
33#include "dbus-util.h"
34#include "dbus-internal.h"
35
36void avahi_dbus_domain_browser_free(DomainBrowserInfo *i) {
37    assert(i);
38
39    if (i->domain_browser)
40        avahi_s_domain_browser_free(i->domain_browser);
41
42    if (i->path) {
43        dbus_connection_unregister_object_path(server->bus, i->path);
44        avahi_free(i->path);
45    }
46
47    AVAHI_LLIST_REMOVE(DomainBrowserInfo, domain_browsers, i->client->domain_browsers, i);
48
49    i->client->n_objects--;
50    assert(i->client->n_objects >= 0);
51
52    avahi_free(i);
53}
54
55DBusHandlerResult avahi_dbus_msg_domain_browser_impl(DBusConnection *c, DBusMessage *m, void *userdata) {
56    DBusError error;
57    DomainBrowserInfo *i = userdata;
58
59    assert(c);
60    assert(m);
61    assert(i);
62
63    dbus_error_init(&error);
64
65    avahi_log_debug(__FILE__": interface=%s, path=%s, member=%s",
66                    dbus_message_get_interface(m),
67                    dbus_message_get_path(m),
68                    dbus_message_get_member(m));
69
70    /* Introspection */
71    if (dbus_message_is_method_call(m, DBUS_INTERFACE_INTROSPECTABLE, "Introspect"))
72        return avahi_dbus_handle_introspect(c, m, "DomainBrowser.introspect");
73
74    /* Access control */
75    if (strcmp(dbus_message_get_sender(m), i->client->name))
76        return avahi_dbus_respond_error(c, m, AVAHI_ERR_ACCESS_DENIED, NULL);
77
78    if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_DOMAIN_BROWSER, "Free")) {
79
80        if (!dbus_message_get_args(m, &error, DBUS_TYPE_INVALID)) {
81            avahi_log_warn("Error parsing DomainBrowser::Free message");
82            goto fail;
83        }
84
85        avahi_dbus_domain_browser_free(i);
86        return avahi_dbus_respond_ok(c, m);
87
88    }
89
90    avahi_log_warn("Missed message %s::%s()", dbus_message_get_interface(m), dbus_message_get_member(m));
91
92fail:
93    if (dbus_error_is_set(&error))
94        dbus_error_free(&error);
95
96    return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
97}
98
99void avahi_dbus_domain_browser_callback(AvahiSDomainBrowser *b, AvahiIfIndex interface, AvahiProtocol protocol, AvahiBrowserEvent event, const char *domain, AvahiLookupResultFlags flags,  void* userdata) {
100    DomainBrowserInfo *i = userdata;
101    DBusMessage *m;
102    int32_t i_interface, i_protocol;
103    uint32_t u_flags;
104
105    assert(b);
106    assert(i);
107
108    i_interface = (int32_t) interface;
109    i_protocol = (int32_t) protocol;
110    u_flags = (uint32_t) flags;
111
112    m = dbus_message_new_signal(i->path, AVAHI_DBUS_INTERFACE_DOMAIN_BROWSER, avahi_dbus_map_browse_signal_name(event));
113
114    if (event == AVAHI_BROWSER_NEW || event == AVAHI_BROWSER_REMOVE) {
115        assert(domain);
116        dbus_message_append_args(
117            m,
118            DBUS_TYPE_INT32, &i_interface,
119            DBUS_TYPE_INT32, &i_protocol,
120            DBUS_TYPE_STRING, &domain,
121            DBUS_TYPE_UINT32, &u_flags,
122            DBUS_TYPE_INVALID);
123    } else if (event == AVAHI_BROWSER_FAILURE)
124        avahi_dbus_append_server_error(m);
125
126    dbus_message_set_destination(m, i->client->name);
127    dbus_connection_send(server->bus, m, NULL);
128    dbus_message_unref(m);
129}
130
131