1 /*
2 *
3 * BlueZ - Bluetooth protocol stack for Linux
4 *
5 * Copyright (C) 2004-2010 Marcel Holtmann <marcel@holtmann.org>
6 *
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
21 *
22 */
23
24 #ifdef HAVE_CONFIG_H
25 #include <config.h>
26 #endif
27
28 #include <ctype.h>
29 #include <dirent.h>
30 #include <errno.h>
31 #include <fcntl.h>
32 #include <stdio.h>
33 #include <stdlib.h>
34 #include <string.h>
35 #include <termios.h>
36 #include <unistd.h>
37 #include <arpa/inet.h>
38 #include <sys/param.h>
39 #include <sys/ioctl.h>
40 #include <sys/stat.h>
41 #include <sys/types.h>
42 #include <sys/un.h>
43
44 #include <bluetooth/bluetooth.h>
45 #include <bluetooth/sdp.h>
46 #include <bluetooth/sdp_lib.h>
47 #include <bluetooth/rfcomm.h>
48
49 #include <glib.h>
50 #include <gdbus.h>
51
52 #include "../src/dbus-common.h"
53 #include "adapter.h"
54 #include "device.h"
55
56 #include "log.h"
57 #include "textfile.h"
58
59 #include "error.h"
60 #include "port.h"
61 #include "proxy.h"
62 #include "storage.h"
63 #include "manager.h"
64 #include "sdpd.h"
65 #include "glib-helper.h"
66
67 #define RFCOMM_UUID_STR "00000003-0000-1000-8000-00805F9B34FB"
68
69 static DBusConnection *connection = NULL;
70
serial_probe(struct btd_device * device,const char * uuid)71 static int serial_probe(struct btd_device *device, const char *uuid)
72 {
73 struct btd_adapter *adapter = device_get_adapter(device);
74 const gchar *path = device_get_path(device);
75 sdp_list_t *protos;
76 int ch;
77 bdaddr_t src, dst;
78 const sdp_record_t *rec;
79
80 DBG("path %s: %s", path, uuid);
81
82 rec = btd_device_get_record(device, uuid);
83 if (!rec)
84 return -EINVAL;
85
86 if (sdp_get_access_protos(rec, &protos) < 0)
87 return -EINVAL;
88
89 ch = sdp_get_proto_port(protos, RFCOMM_UUID);
90 sdp_list_foreach(protos, (sdp_list_func_t) sdp_list_free, NULL);
91 sdp_list_free(protos, NULL);
92
93 if (ch < 1 || ch > 30) {
94 error("Channel out of range: %d", ch);
95 return -EINVAL;
96 }
97
98 adapter_get_address(adapter, &src);
99 device_get_address(device, &dst);
100
101 return port_register(connection, path, &src, &dst, uuid, ch);
102 }
103
serial_remove(struct btd_device * device)104 static void serial_remove(struct btd_device *device)
105 {
106 const gchar *path = device_get_path(device);
107
108 DBG("path %s", path);
109
110 port_unregister(path);
111 }
112
113
port_probe(struct btd_device * device,GSList * uuids)114 static int port_probe(struct btd_device *device, GSList *uuids)
115 {
116 while (uuids) {
117 serial_probe(device, uuids->data);
118 uuids = uuids->next;
119 }
120
121 return 0;
122 }
123
port_remove(struct btd_device * device)124 static void port_remove(struct btd_device *device)
125 {
126 return serial_remove(device);
127 }
128
129 static struct btd_device_driver serial_port_driver = {
130 .name = "serial-port",
131 .uuids = BTD_UUIDS(RFCOMM_UUID_STR),
132 .probe = port_probe,
133 .remove = port_remove,
134 };
135
proxy_probe(struct btd_adapter * adapter)136 static int proxy_probe(struct btd_adapter *adapter)
137 {
138 const char *path = adapter_get_path(adapter);
139
140 DBG("path %s", path);
141
142 return proxy_register(connection, adapter);
143 }
144
proxy_remove(struct btd_adapter * adapter)145 static void proxy_remove(struct btd_adapter *adapter)
146 {
147 const char *path = adapter_get_path(adapter);
148
149 DBG("path %s", path);
150
151 proxy_unregister(adapter);
152 }
153
154 static struct btd_adapter_driver serial_proxy_driver = {
155 .name = "serial-proxy",
156 .probe = proxy_probe,
157 .remove = proxy_remove,
158 };
159
serial_manager_init(DBusConnection * conn)160 int serial_manager_init(DBusConnection *conn)
161 {
162 connection = dbus_connection_ref(conn);
163
164 btd_register_adapter_driver(&serial_proxy_driver);
165 btd_register_device_driver(&serial_port_driver);
166
167 return 0;
168 }
169
serial_manager_exit(void)170 void serial_manager_exit(void)
171 {
172 btd_unregister_device_driver(&serial_port_driver);
173
174 dbus_connection_unref(connection);
175 connection = NULL;
176 }
177