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1 /*
2  *
3  *  BlueZ - Bluetooth protocol stack for Linux
4  *
5  *  Copyright (C) 2002-2010  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 <stdio.h>
29 #include <errno.h>
30 #include <stdlib.h>
31 #include <getopt.h>
32 #include <sys/socket.h>
33 
34 #include <bluetooth/bluetooth.h>
35 #include <bluetooth/hci.h>
36 #include <bluetooth/hci_lib.h>
37 
38 static struct option main_options[] = {
39 	{ "device",	1, 0, 'i' },
40 	{ 0, 0, 0, 0 }
41 };
42 
main(int argc,char * argv[])43 int main(int argc, char *argv[])
44 {
45 	uint8_t events[8] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0x1f, 0x00, 0x00 };
46 	struct hci_dev_info di;
47 	struct hci_version ver;
48 	int dd, opt, dev = 0;
49 
50 	while ((opt=getopt_long(argc, argv, "+i:", main_options, NULL)) != -1) {
51 		switch (opt) {
52 		case 'i':
53 			dev = hci_devid(optarg);
54 			if (dev < 0) {
55 				perror("Invalid device");
56 				exit(1);
57 			}
58 			break;
59 		}
60 	}
61 
62 	dd = hci_open_dev(dev);
63 	if (dd < 0) {
64 		fprintf(stderr, "Can't open device hci%d: %s (%d)\n",
65 						dev, strerror(errno), errno);
66 		exit(1);
67 	}
68 
69 	if (hci_devinfo(dev, &di) < 0) {
70 		fprintf(stderr, "Can't get device info for hci%d: %s (%d)\n",
71 						dev, strerror(errno), errno);
72 		hci_close_dev(dd);
73 		exit(1);
74 	}
75 
76 	if (hci_read_local_version(dd, &ver, 1000) < 0) {
77 		fprintf(stderr, "Can't read version info for hci%d: %s (%d)\n",
78 						dev, strerror(errno), errno);
79 		hci_close_dev(dd);
80 		exit(1);
81 	}
82 
83 	hci_close_dev(dd);
84 
85 	if (ver.hci_ver > 1) {
86 		if (di.features[5] & LMP_SNIFF_SUBR)
87 			events[5] |= 0x20;
88 
89 		if (di.features[5] & LMP_PAUSE_ENC)
90 			events[5] |= 0x80;
91 
92 		if (di.features[6] & LMP_EXT_INQ)
93 			events[5] |= 0x40;
94 
95 		if (di.features[6] & LMP_NFLUSH_PKTS)
96 			events[7] |= 0x01;
97 
98 		if (di.features[7] & LMP_LSTO)
99 			events[6] |= 0x80;
100 
101 		if (di.features[6] & LMP_SIMPLE_PAIR) {
102 			events[6] |= 0x01;	/* IO Capability Request */
103 			events[6] |= 0x02;	/* IO Capability Response */
104 			events[6] |= 0x04;	/* User Confirmation Request */
105 			events[6] |= 0x08;	/* User Passkey Request */
106 			events[6] |= 0x10;	/* Remote OOB Data Request */
107 			events[6] |= 0x20;	/* Simple Pairing Complete */
108 			events[7] |= 0x04;	/* User Passkey Notification */
109 			events[7] |= 0x08;	/* Keypress Notification */
110 			events[7] |= 0x10;	/* Remote Host Supported
111 						 * Features Notification */
112 		}
113 
114 		if (di.features[4] & LMP_LE)
115 			events[7] |= 0x20;
116 
117 		if (di.features[6] & LMP_LE_BREDR)
118 			events[7] |= 0x20;
119 	}
120 
121 	printf("Setting event mask:\n");
122 	printf("\thcitool cmd 0x%02x 0x%04x  "
123 					"0x%02x 0x%02x 0x%02x 0x%02x "
124 					"0x%02x 0x%02x 0x%02x 0x%02x\n",
125 				OGF_HOST_CTL, OCF_SET_EVENT_MASK,
126 				events[0], events[1], events[2], events[3],
127 				events[4], events[5], events[6], events[7]);
128 
129 	return 0;
130 }
131