1 /*
2 *
3 * BlueZ - Bluetooth protocol stack for Linux
4 *
5 * Copyright (C) 2005-2010 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/ioctl.h>
33 #include <sys/socket.h>
34
35 #include <bluetooth/bluetooth.h>
36 #include <bluetooth/hci.h>
37 #include <bluetooth/hci_lib.h>
38
39 #if 0
40 #define OCF_ERICSSON_SEND_LMP 0x0021
41 typedef struct {
42 uint16_t handle;
43 uint8_t length;
44 uint8_t data[17];
45 } __attribute__ ((packed)) ericsson_send_lmp_cp;
46 #define ERICSSON_SEND_LMP_CP_SIZE 20
47
48 static int ericsson_send_lmp(int dd, uint16_t handle, uint8_t length, uint8_t *data)
49 {
50 struct hci_request rq;
51 ericsson_send_lmp_cp cp;
52
53 memset(&cp, 0, sizeof(cp));
54 cp.handle = htobs(handle);
55 cp.length = length;
56 memcpy(cp.data, data, length);
57
58 memset(&rq, 0, sizeof(rq));
59 rq.ogf = OGF_VENDOR_CMD;
60 rq.ocf = OCF_ERICSSON_SEND_LMP;
61 rq.cparam = &cp;
62 rq.clen = ERICSSON_SEND_LMP_CP_SIZE;
63 rq.rparam = NULL;
64 rq.rlen = 0;
65
66 if (hci_send_req(dd, &rq, 1000) < 0)
67 return -1;
68
69 return 0;
70 }
71 #endif
72
73 #define OCF_ERICSSON_WRITE_EVENTS 0x0043
74 typedef struct {
75 uint8_t mask;
76 uint8_t opcode;
77 uint8_t opcode_ext;
78 } __attribute__ ((packed)) ericsson_write_events_cp;
79 #define ERICSSON_WRITE_EVENTS_CP_SIZE 3
80
ericsson_write_events(int dd,uint8_t mask)81 static int ericsson_write_events(int dd, uint8_t mask)
82 {
83 struct hci_request rq;
84 ericsson_write_events_cp cp;
85
86 memset(&cp, 0, sizeof(cp));
87 cp.mask = mask;
88 cp.opcode = 0x00;
89 cp.opcode_ext = 0x00;
90
91 memset(&rq, 0, sizeof(rq));
92 rq.ogf = OGF_VENDOR_CMD;
93 rq.ocf = OCF_ERICSSON_WRITE_EVENTS;
94 rq.cparam = &cp;
95 rq.clen = ERICSSON_WRITE_EVENTS_CP_SIZE;
96 rq.rparam = NULL;
97 rq.rlen = 0;
98
99 if (hci_send_req(dd, &rq, 1000) < 0)
100 return -1;
101
102 return 0;
103 }
104
usage(void)105 static void usage(void)
106 {
107 printf("lmptest - Utility for testing special LMP functions\n\n");
108 printf("Usage:\n"
109 "\tlmptest [-i <dev>]\n");
110 }
111
112 static struct option main_options[] = {
113 { "device", 1, 0, 'i' },
114 { "help", 0, 0, 'h' },
115 { 0, 0, 0, 0 }
116 };
117
main(int argc,char * argv[])118 int main(int argc, char *argv[])
119 {
120 struct hci_version ver;
121 int dd, opt, dev = 0;
122
123 while ((opt=getopt_long(argc, argv, "+i:h", main_options, NULL)) != -1) {
124 switch (opt) {
125 case 'i':
126 dev = hci_devid(optarg);
127 if (dev < 0) {
128 perror("Invalid device");
129 exit(1);
130 }
131 break;
132
133 case 'h':
134 default:
135 usage();
136 exit(0);
137 }
138 }
139
140 argc -= optind;
141 argv += optind;
142 optind = 0;
143
144 dd = hci_open_dev(dev);
145 if (dd < 0) {
146 fprintf(stderr, "Can't open device hci%d: %s (%d)\n",
147 dev, strerror(errno), errno);
148 exit(1);
149 }
150
151 if (hci_read_local_version(dd, &ver, 1000) < 0) {
152 fprintf(stderr, "Can't read version for hci%d: %s (%d)\n",
153 dev, strerror(errno), errno);
154 hci_close_dev(dd);
155 exit(1);
156 }
157
158 if (ver.manufacturer != 37 && ver.manufacturer != 48) {
159 fprintf(stderr, "Can't find supported device hci%d: %s (%d)\n",
160 dev, strerror(ENOSYS), ENOSYS);
161 hci_close_dev(dd);
162 exit(1);
163 }
164
165 if (ericsson_write_events(dd, 0x03) < 0) {
166 fprintf(stderr, "Can't activate events for hci%d: %s (%d)\n",
167 dev, strerror(errno), errno);
168 hci_close_dev(dd);
169 exit(1);
170 }
171
172 hci_close_dev(dd);
173
174 return 0;
175 }
176