1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
|
/* $Id$ */
/***
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"
void avahi_dbus_async_address_resolver_free(AsyncAddressResolverInfo *i) {
assert(i);
if (i->address_resolver)
avahi_s_address_resolver_free(i->address_resolver);
dbus_connection_unregister_object_path(server->bus, i->path);
AVAHI_LLIST_REMOVE(AsyncAddressResolverInfo, async_address_resolvers, i->client->async_address_resolvers, i);
i->client->n_objects--;
assert(i->client->n_objects >= 0);
avahi_free(i);
}
void avahi_dbus_async_address_resolver_callback(AvahiSAddressResolver *r, AvahiIfIndex interface, AvahiProtocol protocol, AvahiResolverEvent event, const AvahiAddress *address, const char *host_name, AvahiLookupResultFlags flags, void* userdata) {
AsyncAddressResolverInfo *i = userdata;
DBusMessage *reply;
assert(r);
assert(i);
reply = dbus_message_new_signal(i->path, AVAHI_DBUS_INTERFACE_ADDRESS_RESOLVER, avahi_dbus_map_resolve_signal_name(event));
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;
assert(address);
assert(host_name);
avahi_address_snprint(t, sizeof(t), address);
i_interface = (int32_t) interface;
i_protocol = (int32_t) protocol;
i_aprotocol = (int32_t) address->proto;
u_flags = (uint32_t) flags;
dbus_message_append_args(
reply,
DBUS_TYPE_INT32, &i_interface,
DBUS_TYPE_INT32, &i_protocol,
DBUS_TYPE_INT32, &i_aprotocol,
DBUS_TYPE_STRING, &pt,
DBUS_TYPE_STRING, &host_name,
DBUS_TYPE_UINT32, &u_flags,
DBUS_TYPE_INVALID);
} else {
assert(event == AVAHI_RESOLVER_FAILURE);
avahi_dbus_append_server_error(reply);
}
dbus_message_set_destination(reply, i->client->name);
dbus_connection_send(server->bus, reply, NULL);
dbus_message_unref(reply);
}
DBusHandlerResult avahi_dbus_msg_async_address_resolver_impl(DBusConnection *c, DBusMessage *m, void *userdata) {
DBusError error;
AsyncAddressResolverInfo *i = userdata;
assert(c);
assert(m);
assert(i);
dbus_error_init(&error);
avahi_log_debug(__FILE__": interface=%s, path=%s, member=%s",
dbus_message_get_interface(m),
dbus_message_get_path(m),
dbus_message_get_member(m));
/* Introspection */
if (dbus_message_is_method_call(m, DBUS_INTERFACE_INTROSPECTABLE, "Introspect"))
return avahi_dbus_handle_introspect(c, m, "AddressResolver.Introspect");
/* Access control */
if (strcmp(dbus_message_get_sender(m), i->client->name))
return avahi_dbus_respond_error(c, m, AVAHI_ERR_ACCESS_DENIED, NULL);
if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_ADDRESS_RESOLVER, "Free")) {
if (!dbus_message_get_args(m, &error, DBUS_TYPE_INVALID)) {
avahi_log_warn("Error parsing AddressResolver::Free message");
goto fail;
}
avahi_dbus_async_address_resolver_free(i);
return avahi_dbus_respond_ok(c, m);
}
avahi_log_warn("Missed message %s::%s()", dbus_message_get_interface(m), dbus_message_get_member(m));
fail:
if (dbus_error_is_set(&error))
dbus_error_free(&error);
return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
}
|
