1 /*-
2  * info.c
3  *
4  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
5  *
6  * Copyright (c) 2001-2002 Maksim Yevmenkin <m_evmenkin@yahoo.com>
7  * All rights reserved.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  * 2. Redistributions in binary form must reproduce the above copyright
15  *    notice, this list of conditions and the following disclaimer in the
16  *    documentation and/or other materials provided with the distribution.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28  * SUCH DAMAGE.
29  *
30  * $Id: info.c,v 1.3 2003/08/18 19:19:54 max Exp $
31  * $FreeBSD: stable/12/usr.sbin/bluetooth/hccontrol/info.c 361168 2020-05-18 09:00:45Z hselasky $
32  */
33 
34 #define L2CAP_SOCKET_CHECKED
35 #include <bluetooth.h>
36 #include <errno.h>
37 #include <stdio.h>
38 #include <string.h>
39 #include "hccontrol.h"
40 
41 /* Send Read_Local_Version_Information command to the unit */
42 static int
hci_read_local_version_information(int s,int argc,char ** argv)43 hci_read_local_version_information(int s, int argc, char **argv)
44 {
45 	ng_hci_read_local_ver_rp	rp;
46 	int				n;
47 
48 	n = sizeof(rp);
49 	if (hci_simple_request(s, NG_HCI_OPCODE(NG_HCI_OGF_INFO,
50 			NG_HCI_OCF_READ_LOCAL_VER), (char *) &rp, &n) == ERROR)
51 		return (ERROR);
52 
53 	if (rp.status != 0x00) {
54 		fprintf(stdout, "Status: %s [%#02x]\n",
55 			hci_status2str(rp.status), rp.status);
56 		return (FAILED);
57 	}
58 
59 	rp.manufacturer = le16toh(rp.manufacturer);
60 
61 	fprintf(stdout, "HCI version: %s [%#02x]\n",
62 		hci_ver2str(rp.hci_version), rp.hci_version);
63 	fprintf(stdout, "HCI revision: %#04x\n",
64 		le16toh(rp.hci_revision));
65 	fprintf(stdout, "LMP version: %s [%#02x]\n",
66 		hci_lmpver2str(rp.lmp_version), rp.lmp_version);
67 	fprintf(stdout, "LMP sub-version: %#04x\n",
68 		le16toh(rp.lmp_subversion));
69 	fprintf(stdout, "Manufacturer: %s [%#04x]\n",
70 		hci_manufacturer2str(rp.manufacturer), rp.manufacturer);
71 
72 	return (OK);
73 } /* hci_read_local_version_information */
74 
75 /* Send Read_Local_Supported_Commands command to the unit */
76 static int
hci_read_local_supported_commands(int s,int argc,char ** argv)77 hci_read_local_supported_commands(int s, int argc, char **argv)
78 {
79 	ng_hci_read_local_commands_rp	rp;
80 	int				n;
81 	char				buffer[16384];
82 
83 	n = sizeof(rp);
84 	if (hci_simple_request(s, NG_HCI_OPCODE(NG_HCI_OGF_INFO,
85 			NG_HCI_OCF_READ_LOCAL_COMMANDS),
86 			(char *) &rp, &n) == ERROR)
87 		return (ERROR);
88 
89 	if (rp.status != 0x00) {
90 		fprintf(stdout, "Status: %s [%#02x]\n",
91 			hci_status2str(rp.status), rp.status);
92 		return (FAILED);
93 	}
94 
95 	fprintf(stdout, "Supported commands:");
96 	for (n = 0; n < sizeof(rp.features); n++) {
97 		if (n % 8 == 0)
98 			fprintf(stdout, "\n");
99 		fprintf(stdout, "%#02x ", rp.features[n]);
100 	}
101 	fprintf(stdout, "\n%s\n", hci_commands2str(rp.features,
102 		buffer, sizeof(buffer)));
103 
104 	return (OK);
105 } /* hci_read_local_supported_commands */
106 
107 /* Send Read_Local_Supported_Features command to the unit */
108 static int
hci_read_local_supported_features(int s,int argc,char ** argv)109 hci_read_local_supported_features(int s, int argc, char **argv)
110 {
111 	ng_hci_read_local_features_rp	rp;
112 	int				n;
113 	char				buffer[2048];
114 
115 	n = sizeof(rp);
116 	if (hci_simple_request(s, NG_HCI_OPCODE(NG_HCI_OGF_INFO,
117 			NG_HCI_OCF_READ_LOCAL_FEATURES),
118 			(char *) &rp, &n) == ERROR)
119 		return (ERROR);
120 
121 	if (rp.status != 0x00) {
122 		fprintf(stdout, "Status: %s [%#02x]\n",
123 			hci_status2str(rp.status), rp.status);
124 		return (FAILED);
125 	}
126 
127 	fprintf(stdout, "Features: ");
128 	for (n = 0; n < sizeof(rp.features); n++)
129 		fprintf(stdout, "%#02x ", rp.features[n]);
130 	fprintf(stdout, "\n%s\n", hci_features2str(rp.features,
131 		buffer, sizeof(buffer)));
132 
133 	return (OK);
134 } /* hci_read_local_supported_features */
135 
136 /* Sent Read_Buffer_Size command to the unit */
137 static int
hci_read_buffer_size(int s,int argc,char ** argv)138 hci_read_buffer_size(int s, int argc, char **argv)
139 {
140 	ng_hci_read_buffer_size_rp	rp;
141 	int				n;
142 
143 	n = sizeof(rp);
144 	if (hci_simple_request(s, NG_HCI_OPCODE(NG_HCI_OGF_INFO,
145 			NG_HCI_OCF_READ_BUFFER_SIZE),
146 			(char *) &rp, &n) == ERROR)
147 		return (ERROR);
148 
149 	if (rp.status != 0x00) {
150 		fprintf(stdout, "Status: %s [%#02x]\n",
151 			hci_status2str(rp.status), rp.status);
152 		return (FAILED);
153 	}
154 
155 	fprintf(stdout, "Max. ACL packet size: %d bytes\n",
156 		le16toh(rp.max_acl_size));
157 	fprintf(stdout, "Number of ACL packets: %d\n",
158 		le16toh(rp.num_acl_pkt));
159 	fprintf(stdout, "Max. SCO packet size: %d bytes\n",
160 		rp.max_sco_size);
161 	fprintf(stdout, "Number of SCO packets: %d\n",
162 		le16toh(rp.num_sco_pkt));
163 
164 	return (OK);
165 } /* hci_read_buffer_size */
166 
167 /* Send Read_Country_Code command to the unit */
168 static int
hci_read_country_code(int s,int argc,char ** argv)169 hci_read_country_code(int s, int argc, char **argv)
170 {
171 	ng_hci_read_country_code_rp	rp;
172 	int				n;
173 
174 	n = sizeof(rp);
175 	if (hci_simple_request(s, NG_HCI_OPCODE(NG_HCI_OGF_INFO,
176 			NG_HCI_OCF_READ_COUNTRY_CODE),
177 			(char *) &rp, &n) == ERROR)
178 		return (ERROR);
179 
180 	if (rp.status != 0x00) {
181 		fprintf(stdout, "Status: %s [%#02x]\n",
182 			hci_status2str(rp.status), rp.status);
183 		return (FAILED);
184 	}
185 
186 	fprintf(stdout, "Country code: %s [%#02x]\n",
187 			hci_cc2str(rp.country_code), rp.country_code);
188 
189 	return (OK);
190 } /* hci_read_country_code */
191 
192 /* Send Read_BD_ADDR command to the unit */
193 static int
hci_read_bd_addr(int s,int argc,char ** argv)194 hci_read_bd_addr(int s, int argc, char **argv)
195 {
196 	ng_hci_read_bdaddr_rp	rp;
197 	int			n;
198 
199 	n = sizeof(rp);
200 	if (hci_simple_request(s, NG_HCI_OPCODE(NG_HCI_OGF_INFO,
201 			NG_HCI_OCF_READ_BDADDR), (char *) &rp, &n) == ERROR)
202 		return (ERROR);
203 
204 	if (rp.status != 0x00) {
205 		fprintf(stdout, "Status: %s [%#02x]\n",
206 			hci_status2str(rp.status), rp.status);
207 		return (FAILED);
208 	}
209 
210 	fprintf(stdout, "BD_ADDR: %s\n", bt_ntoa(&rp.bdaddr, NULL));
211 
212 	return (OK);
213 } /* hci_read_bd_addr */
214 
215 struct hci_command	info_commands[] = {
216 {
217 "read_local_version_information",
218 "\nThis command will read the values for the version information for the\n" \
219 "local Bluetooth unit.",
220 &hci_read_local_version_information
221 },
222 {
223 "read_local_supported_commands",
224 "\nThis command will read the commands the local Bluetooth unit supports.\n",
225 &hci_read_local_supported_commands
226 },
227 {
228 "read_local_supported_features",
229 "\nThis command requests a list of the supported features for the local\n" \
230 "unit. This command will return a list of the LMP features.",
231 &hci_read_local_supported_features
232 },
233 {
234 "read_buffer_size",
235 "\nThe Read_Buffer_Size command is used to read the maximum size of the\n" \
236 "data portion of HCI ACL and SCO Data Packets sent from the Host to the\n" \
237 "Host Controller.",
238 &hci_read_buffer_size
239 },
240 {
241 "read_country_code",
242 "\nThis command will read the value for the Country_Code return parameter.\n" \
243 "The Country_Code defines which range of frequency band of the ISM 2.4 GHz\n" \
244 "band will be used by the unit.",
245 &hci_read_country_code
246 },
247 {
248 "read_bd_addr",
249 "\nThis command will read the value for the BD_ADDR parameter. The BD_ADDR\n" \
250 "is a 48-bit unique identifier for a Bluetooth unit.",
251 &hci_read_bd_addr
252 },
253 {
254 NULL,
255 }};
256 
257