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
|
/*
*
* BlueZ - Bluetooth protocol stack for Linux
*
* Copyright (C) 2001-2005 Marcel Holtmann <marcel@holtmann.org>
*
*
* 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;
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
* IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
* CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
* COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
* SOFTWARE IS DISCLAIMED.
*
*
* $Id: attest.c,v 1.3 2005/01/27 20:30:48 holtmann Exp $
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdio.h>
#include <errno.h>
#include <fcntl.h>
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
#include <termios.h>
#include <sys/ioctl.h>
#include <sys/socket.h>
#include <bluetooth/bluetooth.h>
#include <bluetooth/rfcomm.h>
static int at_command(int fd, char *cmd, int to)
{
fd_set rfds;
struct timeval timeout;
unsigned char buf[1024];
int sel, len, i, n;
write(fd, cmd, strlen(cmd));
for (i = 0; i < 100; i++) {
FD_ZERO(&rfds);
FD_SET(fd, &rfds);
timeout.tv_sec = 0;
timeout.tv_usec = to;
if ((sel = select(fd + 1, &rfds, NULL, NULL, &timeout)) > 0) {
if (FD_ISSET(fd, &rfds)) {
memset(buf, 0, sizeof(buf));
len = read(fd, buf, sizeof(buf));
for (n = 0; n < len; n++)
printf("%c", buf[n]);
if (strstr(buf, "\r\nOK") != NULL)
break;
if (strstr(buf, "\r\nERROR") != NULL)
break;
if (strstr(buf, "\r\nCONNECT") != NULL)
break;
}
}
}
return 0;
}
static int open_device(char *device)
{
struct termios ti;
int fd;
fd = open(device, O_RDWR | O_NOCTTY | O_NONBLOCK);
if (fd < 0) {
fprintf(stderr, "Can't open serial port: %s (%d)\n",
strerror(errno), errno);
return -1;
}
tcflush(fd, TCIOFLUSH);
/* Switch tty to RAW mode */
cfmakeraw(&ti);
tcsetattr(fd, TCSANOW, &ti);
return fd;
}
static int open_socket(bdaddr_t *bdaddr, uint8_t channel)
{
struct sockaddr_rc addr;
int sk;
sk = socket(PF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM);
if (sk < 0) {
fprintf(stderr, "Can't create socket: %s (%d)\n",
strerror(errno), errno);
return -1;
}
memset(&addr, 0, sizeof(addr));
addr.rc_family = AF_BLUETOOTH;
bacpy(&addr.rc_bdaddr, BDADDR_ANY);
if (bind(sk, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
fprintf(stderr, "Can't bind socket: %s (%d)\n",
strerror(errno), errno);
close(sk);
return -1;
}
memset(&addr, 0, sizeof(addr));
addr.rc_family = AF_BLUETOOTH;
bacpy(&addr.rc_bdaddr, bdaddr);
addr.rc_channel = channel;
if (connect(sk, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
fprintf(stderr, "Can't connect: %s (%d)\n",
strerror(errno), errno);
close(sk);
return -1;
}
return sk;
}
static void usage(void)
{
printf("Usage:\n\tattest <device> | <bdaddr> [channel]\n");
}
int main(int argc, char *argv[])
{
int fd;
bdaddr_t bdaddr;
uint8_t channel;
switch (argc) {
case 2:
str2ba(argv[1], &bdaddr);
channel = 1;
break;
case 3:
str2ba(argv[1], &bdaddr);
channel = atoi(argv[2]);
break;
default:
usage();
exit(-1);
}
if (bacmp(BDADDR_ANY, &bdaddr)) {
printf("Connecting to %s on channel %d\n", argv[1], channel);
fd = open_socket(&bdaddr, channel);
} else {
printf("Opening device %s\n", argv[1]);
fd = open_device(argv[1]);
}
if (fd < 0)
exit(-2);
at_command(fd, "ATZ\r\n", 10000);
at_command(fd, "AT+CPBS=\"ME\"\r\n", 10000);
at_command(fd, "AT+CPBR=1,100\r\n", 100000);
close(fd);
return 0;
}
|
