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
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
|
/*
*
* Connection Manager
*
* Copyright (C) 2007-2013 Intel Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#define _GNU_SOURCE
#include <stdio.h>
#include <errno.h>
#include <fcntl.h>
#include <unistd.h>
#include <string.h>
#include <stdint.h>
#include "connman.h"
enum rfkill_type {
RFKILL_TYPE_ALL = 0,
RFKILL_TYPE_WLAN,
RFKILL_TYPE_BLUETOOTH,
RFKILL_TYPE_UWB,
RFKILL_TYPE_WWAN,
RFKILL_TYPE_GPS,
RFKILL_TYPE_FM,
NUM_RFKILL_TYPES,
};
enum rfkill_operation {
RFKILL_OP_ADD = 0,
RFKILL_OP_DEL,
RFKILL_OP_CHANGE,
RFKILL_OP_CHANGE_ALL,
};
struct rfkill_event {
uint32_t idx;
uint8_t type;
uint8_t op;
uint8_t soft;
uint8_t hard;
};
static enum connman_service_type convert_type(uint8_t type)
{
switch (type) {
case RFKILL_TYPE_WLAN:
return CONNMAN_SERVICE_TYPE_WIFI;
case RFKILL_TYPE_BLUETOOTH:
return CONNMAN_SERVICE_TYPE_BLUETOOTH;
case RFKILL_TYPE_WWAN:
return CONNMAN_SERVICE_TYPE_CELLULAR;
}
return CONNMAN_SERVICE_TYPE_UNKNOWN;
}
#if !defined TIZEN_EXT
static enum rfkill_type convert_service_type(enum connman_service_type type)
{
switch (type) {
case CONNMAN_SERVICE_TYPE_WIFI:
return RFKILL_TYPE_WLAN;
case CONNMAN_SERVICE_TYPE_BLUETOOTH:
return RFKILL_TYPE_BLUETOOTH;
case CONNMAN_SERVICE_TYPE_CELLULAR:
return RFKILL_TYPE_WWAN;
case CONNMAN_SERVICE_TYPE_GPS:
return RFKILL_TYPE_GPS;
case CONNMAN_SERVICE_TYPE_SYSTEM:
case CONNMAN_SERVICE_TYPE_ETHERNET:
case CONNMAN_SERVICE_TYPE_VPN:
case CONNMAN_SERVICE_TYPE_GADGET:
case CONNMAN_SERVICE_TYPE_P2P:
case CONNMAN_SERVICE_TYPE_UNKNOWN:
return NUM_RFKILL_TYPES;
}
return NUM_RFKILL_TYPES;
}
#endif
static GIOStatus rfkill_process(GIOChannel *chan)
{
unsigned char buf[32];
struct rfkill_event *event = (void *) buf;
enum connman_service_type type;
gsize len;
GIOStatus status;
DBG("");
memset(buf, 0, sizeof(buf));
status = g_io_channel_read_chars(chan, (gchar *) buf,
sizeof(struct rfkill_event), &len, NULL);
if (status != G_IO_STATUS_NORMAL)
return status;
if (len != sizeof(struct rfkill_event))
return status;
DBG("idx %u type %u op %u soft %u hard %u", event->idx,
event->type, event->op,
event->soft, event->hard);
type = convert_type(event->type);
switch (event->op) {
case RFKILL_OP_ADD:
__connman_technology_add_rfkill(event->idx, type,
event->soft, event->hard);
break;
case RFKILL_OP_DEL:
__connman_technology_remove_rfkill(event->idx, type);
break;
case RFKILL_OP_CHANGE:
__connman_technology_update_rfkill(event->idx, type,
event->soft, event->hard);
break;
default:
break;
}
return status;
}
static gboolean rfkill_event(GIOChannel *chan, GIOCondition cond, gpointer data)
{
if (cond & (G_IO_NVAL | G_IO_HUP | G_IO_ERR))
return FALSE;
if (rfkill_process(chan) == G_IO_STATUS_ERROR)
return FALSE;
return TRUE;
}
static guint watch = 0;
int __connman_rfkill_block(enum connman_service_type type, bool block)
{
#if !defined TIZEN_EXT
uint8_t rfkill_type;
struct rfkill_event event;
ssize_t len;
int fd, err = 0;
#endif
DBG("type %d block %d", type, block);
#if defined TIZEN_EXT
DBG("try to set rfkill block %d, but it's not permitted", block);
return 0;
#else
rfkill_type = convert_service_type(type);
if (rfkill_type == NUM_RFKILL_TYPES)
return -EINVAL;
fd = open("/dev/rfkill", O_RDWR | O_CLOEXEC);
if (fd < 0)
return -errno;
memset(&event, 0, sizeof(event));
event.op = RFKILL_OP_CHANGE_ALL;
event.type = rfkill_type;
event.soft = block;
len = write(fd, &event, sizeof(event));
if (len < 0) {
err = -errno;
connman_error("Failed to change RFKILL state");
}
close(fd);
return err;
#endif
}
int __connman_rfkill_init(void)
{
GIOChannel *channel;
GIOFlags flags;
int fd;
DBG("");
fd = open("/dev/rfkill", O_RDWR | O_CLOEXEC);
if (fd < 0) {
connman_error("Failed to open RFKILL control device");
return -EIO;
}
channel = g_io_channel_unix_new(fd);
g_io_channel_set_close_on_unref(channel, TRUE);
g_io_channel_set_encoding(channel, NULL, NULL);
g_io_channel_set_buffered(channel, FALSE);
flags = g_io_channel_get_flags(channel);
flags |= G_IO_FLAG_NONBLOCK;
g_io_channel_set_flags(channel, flags, NULL);
/* Process current RFKILL events sent on device open */
while (rfkill_process(channel) == G_IO_STATUS_NORMAL);
watch = g_io_add_watch(channel,
G_IO_IN | G_IO_NVAL | G_IO_HUP | G_IO_ERR,
rfkill_event, NULL);
g_io_channel_unref(channel);
return watch ? 0 : -EIO;
}
void __connman_rfkill_cleanup(void)
{
DBG("");
if (watch) {
g_source_remove(watch);
watch = 0;
}
}
|
