1 /* $NetBSD: btconfig.c,v 1.6 2007/09/07 18:40:01 plunky Exp $ */
4 * Copyright (c) 2006 Itronix Inc.
7 * Written by Iain Hibbert for Itronix Inc.
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
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 * 3. The name of Itronix Inc. may not be used to endorse
18 * or promote products derived from this software without specific
19 * prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY ITRONIX INC. ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
23 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
24 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL ITRONIX INC. BE LIABLE FOR ANY
25 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
26 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
27 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
28 * ON ANY THEORY OF LIABILITY, WHETHER IN
29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
31 * POSSIBILITY OF SUCH DAMAGE.
34 #include <sys/types.h>
35 #include <sys/param.h>
36 #include <sys/socket.h>
37 #include <sys/ioctl.h>
49 #include <bluetooth.h>
50 #include <netbt/hci.h>
51 #include <sys/endian.h>
53 /* inquiry results storage */
56 uint8_t page_scan_rep_mode;
57 uint8_t uclass[HCI_CLASS_SIZE];
58 uint16_t clock_offset;
62 int main(int, char *[]);
63 void badarg(const char *);
64 void badparam(const char *);
66 int set_unit(unsigned long);
67 void config_unit(void);
69 void print_stats(void);
70 void print_class(const char *);
71 void print_voice(int);
72 void tag(const char *);
73 void print_features(const char *, uint8_t *);
74 void do_inquiry(void);
75 void print_result(int, struct result *, int);
76 void printb(uint16_t v, const char *bits);
78 void hci_req(uint16_t, uint8_t , void *, size_t, void *, size_t);
79 #define save_value(opcode, cbuf, clen) hci_req(opcode, 0, cbuf, clen, NULL, 0)
80 #define load_value(opcode, rbuf, rlen) hci_req(opcode, 0, NULL, 0, rbuf, rlen)
81 #define hci_cmd(opcode, cbuf, clen) hci_req(opcode, 0, cbuf, clen, NULL, 0)
83 #define MAX_STR_SIZE 0xff
89 /* global variables */
93 /* command line flags */
94 int verbose = 0; /* more info */
95 int lflag = 0; /* list devices */
96 int sflag = 0; /* get/zero stats */
98 /* device up/down (flag) */
101 #define FLAGBITS "\001UP" \
107 "\007INIT_BUFFER_SIZE" \
110 /* authorisation (flag) */
113 /* encryption (flag) */
116 /* scan enable options (flags) */
120 /* link policy options (flags) */
126 /* class of device (hex value) */
130 /* packet type mask (hex value) */
134 /* unit name (string) */
136 char name[MAX_STR_SIZE];
142 int opt_rssi = 0; /* inquiry_with_rssi (flag) */
144 #define INQUIRY_LENGTH 10 /* about 12 seconds */
145 #define INQUIRY_MAX_RESPONSES 10
161 enum { P_SET, P_CLR, P_STR, P_HEX, P_NUM } type;
165 { "up", P_SET, &opt_enable, NULL },
166 { "enable", P_SET, &opt_enable, NULL },
167 { "down", P_CLR, &opt_enable, NULL },
168 { "disable", P_CLR, &opt_enable, NULL },
169 { "name", P_STR, &opt_name, name },
170 { "pscan", P_SET, &opt_pscan, NULL },
171 { "-pscan", P_CLR, &opt_pscan, NULL },
172 { "iscan", P_SET, &opt_iscan, NULL },
173 { "-iscan", P_CLR, &opt_iscan, NULL },
174 { "switch", P_SET, &opt_switch, NULL },
175 { "-switch", P_CLR, &opt_switch, NULL },
176 { "hold", P_SET, &opt_hold, NULL },
177 { "-hold", P_CLR, &opt_hold, NULL },
178 { "sniff", P_SET, &opt_sniff, NULL },
179 { "-sniff", P_CLR, &opt_sniff, NULL },
180 { "park", P_SET, &opt_park, NULL },
181 { "-park", P_CLR, &opt_park, NULL },
182 { "auth", P_SET, &opt_auth, NULL },
183 { "-auth", P_CLR, &opt_auth, NULL },
184 { "encrypt", P_SET, &opt_encrypt, NULL },
185 { "-encrypt", P_CLR, &opt_encrypt, NULL },
186 { "ptype", P_HEX, &opt_ptype, &ptype },
187 { "class", P_HEX, &opt_class, &class },
188 { "fixed", P_SET, &opt_pin, NULL },
189 { "variable", P_CLR, &opt_pin, NULL },
190 { "inq", P_SET, &opt_inquiry, NULL },
191 { "inquiry", P_SET, &opt_inquiry, NULL },
192 { "rssi", P_SET, &opt_rssi, NULL },
193 { "-rssi", P_CLR, &opt_rssi, NULL },
194 { "reset", P_SET, &opt_reset, NULL },
195 { "voice", P_HEX, &opt_voice, &voice },
196 { "pto", P_NUM, &opt_pto, &pto },
197 { "scomtu", P_NUM, &opt_scomtu, &scomtu },
198 { NULL, 0, NULL, NULL }
202 main(int ac, char *av[])
207 while ((ch = getopt(ac, av, "hlsvz")) != -1) {
237 hci = socket(PF_BLUETOOTH, SOCK_RAW, BTPROTO_HCI);
239 err(EXIT_FAILURE, "socket");
244 memset(&btr, 0, sizeof(btr));
245 while (set_unit(SIOCNBTINFO) != -1) {
252 strlcpy(btr.btr_name, *av, HCI_DEVNAME_SIZE);
255 if (set_unit(SIOCGBTINFO) < 0)
256 err(EXIT_FAILURE, "%s", btr.btr_name);
262 for (p = parameters ; ; p++) {
266 if (strcmp(*av, p->name) == 0)
280 if (--ac < 1) badarg(p->name);
281 strlcpy((char *)(p->val), *++av, MAX_STR_SIZE);
286 if (--ac < 1) badarg(p->name);
287 *(uint32_t *)(p->val) = strtoul(*++av, NULL, 16);
292 if (--ac < 1) badarg(p->name);
293 *(uint32_t *)(p->val) = strtoul(*++av, NULL, 10);
312 badparam(const char *param)
314 fprintf(stderr, "unknown parameter '%s'\n", param);
319 badarg(const char *param)
321 fprintf(stderr, "parameter '%s' needs argument\n", param);
328 fprintf(stderr, "usage: %s [-svz] [device [parameters]]\n", getprogname());
329 fprintf(stderr, " %s -l\n", getprogname());
334 * pretty printing feature
345 width += printf("%*s%s",
346 (width == 0 ? (lflag ? 0 : 8) : 1),
349 if (width > MAX_WIDTH) {
357 * basic HCI cmd request function with argument return.
359 * Normally, this will return on COMMAND_STATUS or COMMAND_COMPLETE for the given
360 * opcode, but if event is given then it will ignore COMMAND_STATUS (unless error)
361 * and wait for the specified event.
363 * if rbuf/rlen is given, results will be copied into the result buffer for
364 * COMMAND_COMPLETE/event responses.
367 hci_req(uint16_t opcode, uint8_t event, void *cbuf, size_t clen, void *rbuf, size_t rlen)
369 uint8_t msg[sizeof(hci_cmd_hdr_t) + HCI_CMD_PKT_SIZE];
373 cp = (hci_cmd_hdr_t *)msg;
374 cp->type = HCI_CMD_PKT;
375 cp->opcode = opcode = htole16(opcode);
376 cp->length = clen = MIN(clen, sizeof(msg) - sizeof(hci_cmd_hdr_t));
378 if (clen) memcpy((cp + 1), cbuf, clen);
380 if (send(hci, msg, sizeof(hci_cmd_hdr_t) + clen, 0) < 0)
381 err(EXIT_FAILURE, "HCI Send");
383 ep = (hci_event_hdr_t *)msg;
385 if (recv(hci, msg, sizeof(msg), 0) < 0) {
386 if (errno == EAGAIN || errno == EINTR)
389 err(EXIT_FAILURE, "HCI Recv");
392 if (ep->event == HCI_EVENT_COMMAND_STATUS) {
393 hci_command_status_ep *cs;
395 cs = (hci_command_status_ep *)(ep + 1);
396 if (cs->opcode != opcode)
401 "HCI cmd (%4.4x) failed (status %d)",
410 if (ep->event == HCI_EVENT_COMMAND_COMPL) {
411 hci_command_compl_ep *cc;
414 cc = (hci_command_compl_ep *)(ep + 1);
415 if (cc->opcode != opcode)
421 ptr = (uint8_t *)(cc + 1);
424 "HCI cmd (%4.4x) failed (status %d)",
427 memcpy(rbuf, ++ptr, rlen);
431 if (ep->event == event) {
435 memcpy(rbuf, (ep + 1), rlen);
442 set_unit(unsigned long cmd)
444 if (ioctl(hci, cmd, &btr) == -1)
447 if (btr.btr_flags & BTF_UP) {
448 struct sockaddr_bt sa;
450 sa.bt_len = sizeof(sa);
451 sa.bt_family = AF_BLUETOOTH;
452 bdaddr_copy(&sa.bt_bdaddr, &btr.btr_bdaddr);
454 if (bind(hci, (struct sockaddr *)&sa, sizeof(sa)) < 0)
455 err(EXIT_FAILURE, "bind");
457 if (connect(hci, (struct sockaddr *)&sa, sizeof(sa)) < 0)
458 err(EXIT_FAILURE, "connect");
465 * apply configuration parameters to unit
472 btr.btr_flags |= BTF_UP;
474 btr.btr_flags &= ~BTF_UP;
476 if (ioctl(hci, SIOCSBTFLAGS, &btr) < 0)
477 err(EXIT_FAILURE, "SIOCSBTFLAGS");
479 if (set_unit(SIOCGBTINFO) < 0)
480 err(EXIT_FAILURE, "%s", btr.btr_name);
484 hci_cmd(HCI_CMD_RESET, NULL, 0);
486 btr.btr_flags |= BTF_INIT;
487 if (ioctl(hci, SIOCSBTFLAGS, &btr) < 0)
488 err(EXIT_FAILURE, "SIOCSBTFLAGS");
491 * although the reset command will automatically
492 * carry out these commands, we do them manually
493 * just so we can wait for completion.
495 hci_cmd(HCI_CMD_READ_BDADDR, NULL, 0);
496 hci_cmd(HCI_CMD_READ_BUFFER_SIZE, NULL, 0);
497 hci_cmd(HCI_CMD_READ_LOCAL_FEATURES, NULL, 0);
499 if (set_unit(SIOCGBTINFO) < 0)
500 err(EXIT_FAILURE, "%s", btr.btr_name);
503 if (opt_switch || opt_hold || opt_sniff || opt_park) {
504 uint16_t val = btr.btr_link_policy;
506 if (opt_switch > 0) val |= HCI_LINK_POLICY_ENABLE_ROLE_SWITCH;
507 if (opt_switch < 0) val &= ~HCI_LINK_POLICY_ENABLE_ROLE_SWITCH;
508 if (opt_hold > 0) val |= HCI_LINK_POLICY_ENABLE_HOLD_MODE;
509 if (opt_hold < 0) val &= ~HCI_LINK_POLICY_ENABLE_HOLD_MODE;
510 if (opt_sniff > 0) val |= HCI_LINK_POLICY_ENABLE_SNIFF_MODE;
511 if (opt_sniff < 0) val &= ~HCI_LINK_POLICY_ENABLE_SNIFF_MODE;
512 if (opt_park > 0) val |= HCI_LINK_POLICY_ENABLE_PARK_MODE;
513 if (opt_park < 0) val &= ~HCI_LINK_POLICY_ENABLE_PARK_MODE;
515 btr.btr_link_policy = val;
516 if (ioctl(hci, SIOCSBTPOLICY, &btr) < 0)
517 err(EXIT_FAILURE, "SIOCSBTPOLICY");
521 btr.btr_packet_type = ptype;
522 if (ioctl(hci, SIOCSBTPTYPE, &btr) < 0)
523 err(EXIT_FAILURE, "SIOCSBTPTYPE");
526 if (opt_pscan || opt_iscan) {
529 load_value(HCI_CMD_READ_SCAN_ENABLE, &val, sizeof(val));
530 if (opt_pscan > 0) val |= HCI_PAGE_SCAN_ENABLE;
531 if (opt_pscan < 0) val &= ~HCI_PAGE_SCAN_ENABLE;
532 if (opt_iscan > 0) val |= HCI_INQUIRY_SCAN_ENABLE;
533 if (opt_iscan < 0) val &= ~HCI_INQUIRY_SCAN_ENABLE;
534 save_value(HCI_CMD_WRITE_SCAN_ENABLE, &val, sizeof(val));
538 uint8_t val = (opt_auth > 0 ? 1 : 0);
540 save_value(HCI_CMD_WRITE_AUTH_ENABLE, &val, sizeof(val));
544 uint8_t val = (opt_encrypt > 0 ? 1 : 0);
546 save_value(HCI_CMD_WRITE_ENCRYPTION_MODE, &val, sizeof(val));
550 save_value(HCI_CMD_WRITE_LOCAL_NAME, name, HCI_UNIT_NAME_SIZE);
553 uint8_t val[HCI_CLASS_SIZE];
555 val[0] = (class >> 0) & 0xff;
556 val[1] = (class >> 8) & 0xff;
557 val[2] = (class >> 16) & 0xff;
559 save_value(HCI_CMD_WRITE_UNIT_CLASS, val, HCI_CLASS_SIZE);
565 if (opt_pin > 0) val = 1;
568 save_value(HCI_CMD_WRITE_PIN_TYPE, &val, sizeof(val));
574 val = htole16(voice & 0x03ff);
575 save_value(HCI_CMD_WRITE_VOICE_SETTING, &val, sizeof(val));
581 val = htole16(pto * 8 / 5);
582 save_value(HCI_CMD_WRITE_PAGE_TIMEOUT, &val, sizeof(val));
587 warnx("Invalid SCO mtu %d", scomtu);
589 btr.btr_sco_mtu = scomtu;
591 if (ioctl(hci, SIOCSBTSCOMTU, &btr) < 0)
592 warn("SIOCSBTSCOMTU");
597 uint8_t val = (opt_rssi > 0 ? 1 : 0);
599 save_value(HCI_CMD_WRITE_INQUIRY_MODE, &val, sizeof(val));
604 * Print info for Bluetooth Device with varying verbosity levels
607 print_info(int level)
609 uint8_t val, buf[MAX_STR_SIZE];
620 printf("%s: bdaddr %s flags %#x", btr.btr_name,
621 bt_ntoa(&btr.btr_bdaddr, NULL), btr.btr_flags);
622 printb(btr.btr_flags, FLAGBITS);
628 printf("\tnum_cmd = %d\n"
629 "\tnum_acl = %d, acl_mtu = %d\n"
630 "\tnum_sco = %d, sco_mtu = %d\n",
632 btr.btr_num_acl, btr.btr_acl_mtu,
633 btr.btr_num_sco, btr.btr_sco_mtu);
635 if (level-- < 1 || (btr.btr_flags & BTF_UP) == 0)
638 load_value(HCI_CMD_READ_UNIT_CLASS, buf, HCI_CLASS_SIZE);
639 class = (buf[2] << 16) | (buf[1] << 8) | (buf[0]);
642 load_value(HCI_CMD_READ_LOCAL_NAME, buf, HCI_UNIT_NAME_SIZE);
643 printf("\tname: \"%s\"\n", buf);
645 load_value(HCI_CMD_READ_VOICE_SETTING, buf, sizeof(uint16_t));
646 voice = (buf[1] << 8) | buf[0];
649 load_value(HCI_CMD_READ_PIN_TYPE, &val, sizeof(val));
650 printf("\tpin: %s\n", val ? "fixed" : "variable");
652 width = printf("\toptions:");
654 load_value(HCI_CMD_READ_SCAN_ENABLE, &val, sizeof(val));
655 if (val & HCI_INQUIRY_SCAN_ENABLE) tag("iscan");
656 else if (level > 0) tag("-iscan");
658 if (val & HCI_PAGE_SCAN_ENABLE) tag("pscan");
659 else if (level > 0) tag("-pscan");
661 load_value(HCI_CMD_READ_AUTH_ENABLE, &val, sizeof(val));
662 if (val) tag("auth");
663 else if (level > 0) tag("-auth");
665 load_value(HCI_CMD_READ_ENCRYPTION_MODE, &val, sizeof(val));
666 if (val) tag("encrypt");
667 else if (level > 0) tag("-encrypt");
669 val = btr.btr_link_policy;
670 if (val & HCI_LINK_POLICY_ENABLE_ROLE_SWITCH) tag("switch");
671 else if (level > 0) tag("-switch");
672 if (val & HCI_LINK_POLICY_ENABLE_HOLD_MODE) tag("hold");
673 else if (level > 0) tag("-hold");
674 if (val & HCI_LINK_POLICY_ENABLE_SNIFF_MODE) tag("sniff");
675 else if (level > 0) tag("-sniff");
676 if (val & HCI_LINK_POLICY_ENABLE_PARK_MODE) tag("park");
677 else if (level > 0) tag("-park");
679 load_value(HCI_CMD_READ_INQUIRY_MODE, &val, sizeof(val));
680 if (val) tag("rssi");
681 else if (level > 0) tag("-rssi");
688 ptype = btr.btr_packet_type;
689 width = printf("\tptype: [0x%04x]", ptype);
690 if (ptype & HCI_PKT_DM1) tag("DM1");
691 if (ptype & HCI_PKT_DH1) tag("DH1");
692 if (ptype & HCI_PKT_DM3) tag("DM3");
693 if (ptype & HCI_PKT_DH3) tag("DH3");
694 if (ptype & HCI_PKT_DM5) tag("DM5");
695 if (ptype & HCI_PKT_DH5) tag("DH5");
696 if ((ptype & HCI_PKT_2MBPS_DH1) == 0) tag("2-DH1");
697 if ((ptype & HCI_PKT_3MBPS_DH1) == 0) tag("3-DH1");
698 if ((ptype & HCI_PKT_2MBPS_DH3) == 0) tag("2-DH3");
699 if ((ptype & HCI_PKT_3MBPS_DH3) == 0) tag("3-DH3");
700 if ((ptype & HCI_PKT_2MBPS_DH5) == 0) tag("2-DH5");
701 if ((ptype & HCI_PKT_3MBPS_DH5) == 0) tag("3-DH5");
704 load_value(HCI_CMD_READ_PAGE_TIMEOUT, &val16, sizeof(val16));
705 printf("\tpage timeout: %d ms\n", val16 * 5 / 8);
710 load_value(HCI_CMD_READ_LOCAL_FEATURES, buf, HCI_FEATURES_SIZE);
711 print_features("\tfeatures:", buf);
721 if (ioctl(hci, SIOCGBTSTATS, &btr) < 0)
722 err(EXIT_FAILURE, "SIOCGBTSTATS");
724 if (ioctl(hci, SIOCZBTSTATS, &btr) < 0)
725 err(EXIT_FAILURE, "SIOCZBTSTATS");
728 printf( "\tTotal bytes sent %d, received %d\n"
729 "\tCommands sent %d, Events received %d\n"
730 "\tACL data packets sent %d, received %d\n"
731 "\tSCO data packets sent %d, received %d\n"
732 "\tInput errors %d, Output errors %d\n",
733 btr.btr_stats.byte_tx, btr.btr_stats.byte_rx,
734 btr.btr_stats.cmd_tx, btr.btr_stats.evt_rx,
735 btr.btr_stats.acl_tx, btr.btr_stats.acl_rx,
736 btr.btr_stats.sco_tx, btr.btr_stats.sco_rx,
737 btr.btr_stats.err_rx, btr.btr_stats.err_tx);
741 print_features(const char *str, uint8_t *f)
743 width = printf("%s", str);
745 /* ------------------- byte 0 --------------------*/
746 if (*f & HCI_LMP_3SLOT) tag("<3 slot>");
747 if (*f & HCI_LMP_5SLOT) tag("<5 slot>");
748 if (*f & HCI_LMP_ENCRYPTION) tag("<encryption>");
749 if (*f & HCI_LMP_SLOT_OFFSET) tag("<slot offset>");
750 if (*f & HCI_LMP_TIMIACCURACY) tag("<timing accuracy>");
751 if (*f & HCI_LMP_ROLE_SWITCH) tag("<role switch>");
752 if (*f & HCI_LMP_HOLD_MODE) tag("<hold mode>");
753 if (*f & HCI_LMP_SNIFF_MODE) tag("<sniff mode>");
756 /* ------------------- byte 1 --------------------*/
757 if (*f & HCI_LMP_PARK_MODE) tag("<park mode>");
758 if (*f & HCI_LMP_RSSI) tag("<RSSI>");
759 if (*f & HCI_LMP_CHANNEL_QUALITY) tag("<channel quality>");
760 if (*f & HCI_LMP_SCO_LINK) tag("<SCO link>");
761 if (*f & HCI_LMP_HV2_PKT) tag("<HV2>");
762 if (*f & HCI_LMP_HV3_PKT) tag("<HV3>");
763 if (*f & HCI_LMP_ULAW_LOG) tag("<u-Law log>");
764 if (*f & HCI_LMP_ALAW_LOG) tag("<A-Law log>");
767 /* ------------------- byte 1 --------------------*/
768 if (*f & HCI_LMP_CVSD) tag("<CVSD data>");
769 if (*f & HCI_LMP_PAGISCHEME) tag("<paging parameter>");
770 if (*f & HCI_LMP_POWER_CONTROL) tag("<power control>");
771 if (*f & HCI_LMP_TRANSPARENT_SCO) tag("<transparent SCO>");
772 if (*f & HCI_LMP_FLOW_CONTROL_LAG0) tag("<flow control lag 0>");
773 if (*f & HCI_LMP_FLOW_CONTROL_LAG1) tag("<flow control lag 1>");
774 if (*f & HCI_LMP_FLOW_CONTROL_LAG2) tag("<flow control lag 2>");
775 if (*f & HCI_LMP_BC_ENCRYPTION) tag("<broadcast encryption>");
778 /* ------------------- byte 3 --------------------*/
779 if (*f & HCI_LMP_EDR_ACL_2MBPS) tag("<EDR ACL 2Mbps>");
780 if (*f & HCI_LMP_EDR_ACL_3MBPS) tag("<EDR ACL 3Mbps>");
781 if (*f & HCI_LMP_ENHANCED_ISCAN) tag("<enhanced inquiry scan>");
782 if (*f & HCI_LMP_INTERLACED_ISCAN) tag("<interlaced inquiry scan>");
783 if (*f & HCI_LMP_INTERLACED_PSCAN) tag("<interlaced page scan>");
784 if (*f & HCI_LMP_RSSI_INQUIRY) tag("<RSSI with inquiry result>");
785 if (*f & HCI_LMP_EV3_PKT) tag("<EV3 packets>");
788 /* ------------------- byte 4 --------------------*/
789 if (*f & HCI_LMP_EV4_PKT) tag("<EV4 packets>");
790 if (*f & HCI_LMP_EV5_PKT) tag("<EV5 packets>");
791 if (*f & HCI_LMP_AFH_CAPABLE_SLAVE) tag("<AFH capable slave>");
792 if (*f & HCI_LMP_AFH_CLASS_SLAVE) tag("<AFH class slave>");
793 if (*f & HCI_LMP_3SLOT_EDR_ACL) tag("<3 slot EDR ACL>");
796 /* ------------------- byte 5 --------------------*/
797 if (*f & HCI_LMP_5SLOT_EDR_ACL) tag("<5 slot EDR ACL>");
798 if (*f & HCI_LMP_AFH_CAPABLE_MASTER)tag("<AFH capable master>");
799 if (*f & HCI_LMP_AFH_CLASS_MASTER) tag("<AFH class master>");
800 if (*f & HCI_LMP_EDR_eSCO_2MBPS) tag("<EDR eSCO 2Mbps>");
801 if (*f & HCI_LMP_EDR_eSCO_3MBPS) tag("<EDR eSCO 3Mbps>");
802 if (*f & HCI_LMP_3SLOT_EDR_eSCO) tag("<3 slot EDR eSCO>");
805 /* ------------------- byte 6 --------------------*/
808 /* ------------------- byte 7 --------------------*/
809 if (*f & HCI_LMP_EXTENDED_FEATURES) tag("<extended features>");
815 print_class(const char *str)
819 major = (class & 0x1f00) >> 8;
820 minor = (class & 0x00fc) >> 2;
822 width = printf("%sclass: [0x%6.6x]", str, class);
825 case 1: /* Computer */
827 case 1: tag("Desktop"); break;
828 case 2: tag("Server"); break;
829 case 3: tag("Laptop"); break;
830 case 4: tag("Handheld"); break;
831 case 5: tag("Palm Sized"); break;
832 case 6: tag("Wearable"); break;
839 case 1: tag("Cellular Phone"); break;
840 case 2: tag("Cordless Phone"); break;
841 case 3: tag("Smart Phone"); break;
842 case 4: tag("Wired Modem/Phone Gateway"); break;
843 case 5: tag("Common ISDN"); break;
844 default:tag("Phone"); break;
850 switch ((minor & 0x38) >> 3) {
851 case 0: tag("[Fully available]"); break;
852 case 1: tag("[1-17% utilised]"); break;
853 case 2: tag("[17-33% utilised]"); break;
854 case 3: tag("[33-50% utilised]"); break;
855 case 4: tag("[50-67% utilised]"); break;
856 case 5: tag("[67-83% utilised]"); break;
857 case 6: tag("[83-99% utilised]"); break;
858 case 7: tag("[No service available]"); break;
862 case 4: /* Audio/Visual */
864 case 1: tag("Wearable Headset"); break;
865 case 2: tag("Hands-free Audio"); break;
866 case 4: tag("Microphone"); break;
867 case 5: tag("Loudspeaker"); break;
868 case 6: tag("Headphones"); break;
869 case 7: tag("Portable Audio"); break;
870 case 8: tag("Car Audio"); break;
871 case 9: tag("Set-top Box"); break;
872 case 10: tag("HiFi Audio"); break;
873 case 11: tag("VCR"); break;
874 case 12: tag("Video Camera"); break;
875 case 13: tag("Camcorder"); break;
876 case 14: tag("Video Monitor"); break;
877 case 15: tag("Video Display and Loudspeaker"); break;
878 case 16: tag("Video Conferencing"); break;
879 case 18: tag("A/V [Gaming/Toy]"); break;
880 default: tag("Audio/Visual"); break;
884 case 5: /* Peripheral */
885 switch (minor & 0x0f) {
886 case 1: tag("Joystick"); break;
887 case 2: tag("Gamepad"); break;
888 case 3: tag("Remote Control"); break;
889 case 4: tag("Sensing Device"); break;
890 case 5: tag("Digitiser Tablet"); break;
891 case 6: tag("Card Reader"); break;
892 default: tag("Peripheral"); break;
895 if (minor & 0x10) tag("Keyboard");
896 if (minor & 0x20) tag("Mouse");
899 case 6: /* Imaging */
900 if (minor & 0x20) tag("Printer");
901 if (minor & 0x10) tag("Scanner");
902 if (minor & 0x08) tag("Camera");
903 if (minor & 0x04) tag("Display");
904 if ((minor & 0x3c) == 0) tag("Imaging");
907 case 7: /* Wearable */
909 case 1: tag("Wrist Watch"); break;
910 case 2: tag("Pager"); break;
911 case 3: tag("Jacket"); break;
912 case 4: tag("Helmet"); break;
913 case 5: tag("Glasses"); break;
914 default: tag("Wearable"); break;
920 case 1: tag("Robot"); break;
921 case 2: tag("Vehicle"); break;
922 case 3: tag("Doll / Action Figure"); break;
923 case 4: tag("Controller"); break;
924 case 5: tag("Game"); break;
925 default: tag("Toy"); break;
933 if (class & 0x002000) tag("<Limited Discoverable>");
934 if (class & 0x010000) tag("<Positioning>");
935 if (class & 0x020000) tag("<Networking>");
936 if (class & 0x040000) tag("<Rendering>");
937 if (class & 0x080000) tag("<Capturing>");
938 if (class & 0x100000) tag("<Object Transfer>");
939 if (class & 0x200000) tag("<Audio>");
940 if (class & 0x400000) tag("<Telephony>");
941 if (class & 0x800000) tag("<Information>");
946 print_voice(int level)
948 printf("\tvoice: [0x%4.4x]\n", voice);
953 printf("\t\tInput Coding: ");
954 switch ((voice & 0x0300) >> 8) {
955 case 0x00: printf("Linear PCM [%d-bit, pos %d]",
956 (voice & 0x0020 ? 16 : 8),
957 (voice & 0x001c) >> 2); break;
958 case 0x01: printf("u-Law"); break;
959 case 0x02: printf("A-Law"); break;
960 case 0x03: printf("unknown"); break;
963 switch ((voice & 0x00c0) >> 6) {
964 case 0x00: printf(", 1's complement"); break;
965 case 0x01: printf(", 2's complement"); break;
966 case 0x02: printf(", sign magnitude"); break;
967 case 0x03: printf(", unsigned"); break;
970 printf("\n\t\tAir Coding: ");
971 switch (voice & 0x0003) {
972 case 0x00: printf("CVSD"); break;
973 case 0x01: printf("u-Law"); break;
974 case 0x02: printf("A-Law"); break;
975 case 0x03: printf("Transparent"); break;
982 print_result(int num, struct result *r, int rssi)
984 hci_remote_name_req_cp ncp;
985 hci_remote_name_req_compl_ep nep;
987 hci_read_remote_features_cp fcp;
988 hci_read_remote_features_compl_ep fep;
992 printf("%3d: bdaddr %s",
994 bt_ntoa(&r->bdaddr, NULL));
997 hp = bt_gethostbyaddr(&r->bdaddr, sizeof(bdaddr_t), AF_BLUETOOTH);
999 printf(" (%s)", hp->h_name);
1003 memset(&ncp, 0, sizeof(ncp));
1004 bdaddr_copy(&ncp.bdaddr, &r->bdaddr);
1005 ncp.page_scan_rep_mode = r->page_scan_rep_mode;
1006 ncp.clock_offset = r->clock_offset;
1008 hci_req(HCI_CMD_REMOTE_NAME_REQ,
1009 HCI_EVENT_REMOTE_NAME_REQ_COMPL,
1013 printf(" : name \"%s\"\n", nep.name);
1015 class = (r->uclass[2] << 16) | (r->uclass[1] << 8) | (r->uclass[0]);
1019 hci_req(HCI_CMD_READ_REMOTE_FEATURES,
1020 HCI_EVENT_READ_REMOTE_FEATURES_COMPL,
1024 print_features(" : features", fep.features);
1027 printf(" : page scan rep mode 0x%02x\n", r->page_scan_rep_mode);
1028 printf(" : clock offset %d\n", le16toh(r->clock_offset));
1031 printf(" : rssi %d\n", r->rssi);
1039 uint8_t buf[HCI_EVENT_PKT_SIZE];
1040 struct result result[INQUIRY_MAX_RESPONSES];
1042 struct hci_filter f;
1043 hci_event_hdr_t *hh;
1044 int i, j, num, rssi;
1046 if (opt_inquiry == 0)
1049 printf("Device Discovery from device: %s ...", btr.btr_name);
1052 memset(&f, 0, sizeof(f));
1053 hci_filter_set(HCI_EVENT_COMMAND_STATUS, &f);
1054 hci_filter_set(HCI_EVENT_COMMAND_COMPL, &f);
1055 hci_filter_set(HCI_EVENT_INQUIRY_RESULT, &f);
1056 hci_filter_set(HCI_EVENT_RSSI_RESULT, &f);
1057 hci_filter_set(HCI_EVENT_INQUIRY_COMPL, &f);
1058 hci_filter_set(HCI_EVENT_REMOTE_NAME_REQ_COMPL, &f);
1059 hci_filter_set(HCI_EVENT_READ_REMOTE_FEATURES_COMPL, &f);
1060 if (setsockopt(hci, BTPROTO_HCI, SO_HCI_EVT_FILTER, &f, sizeof(f)) < 0)
1061 err(EXIT_FAILURE, "Can't set event filter");
1063 /* General Inquiry LAP is 0x9e8b33 */
1067 inq.inquiry_length = INQUIRY_LENGTH;
1068 inq.num_responses = INQUIRY_MAX_RESPONSES;
1070 hci_cmd(HCI_CMD_INQUIRY, &inq, sizeof(inq));
1074 hh = (hci_event_hdr_t *)buf;
1077 if (recv(hci, buf, sizeof(buf), 0) <= 0)
1078 err(EXIT_FAILURE, "recv");
1080 if (hh->event == HCI_EVENT_INQUIRY_COMPL)
1083 if (hh->event == HCI_EVENT_INQUIRY_RESULT) {
1084 hci_inquiry_result_ep *ep = (hci_inquiry_result_ep *)(hh + 1);
1085 hci_inquiry_response *ir = (hci_inquiry_response *)(ep + 1);
1087 for (i = 0 ; i < ep->num_responses ; i++) {
1088 if (num == INQUIRY_MAX_RESPONSES)
1091 /* some devices keep responding, ignore dupes */
1092 for (j = 0 ; j < num ; j++)
1093 if (bdaddr_same(&result[j].bdaddr, &ir[i].bdaddr))
1099 bdaddr_copy(&result[num].bdaddr, &ir[i].bdaddr);
1100 memcpy(&result[num].uclass, &ir[i].uclass, HCI_CLASS_SIZE);
1101 result[num].page_scan_rep_mode = ir[i].page_scan_rep_mode;
1102 result[num].clock_offset = ir[i].clock_offset;
1103 result[num].rssi = 0;
1111 if (hh->event == HCI_EVENT_RSSI_RESULT) {
1112 hci_rssi_result_ep *ep = (hci_rssi_result_ep *)(hh + 1);
1113 hci_rssi_response *rr = (hci_rssi_response *)(ep + 1);
1115 for (i = 0 ; i < ep->num_responses ; i++) {
1116 if (num == INQUIRY_MAX_RESPONSES)
1119 /* some devices keep responding, ignore dupes */
1120 for (j = 0 ; j < num ; j++)
1121 if (bdaddr_same(&result[j].bdaddr, &rr[i].bdaddr))
1127 bdaddr_copy(&result[num].bdaddr, &rr[i].bdaddr);
1128 memcpy(&result[num].uclass, &rr[i].uclass, HCI_CLASS_SIZE);
1129 result[num].page_scan_rep_mode = rr[i].page_scan_rep_mode;
1130 result[num].clock_offset = rr[i].clock_offset;
1131 result[num].rssi = rr[i].rssi;
1142 printf(" %d response%s\n", num, (num == 1 ? "" : "s"));
1144 for (i = 0 ; i < num ; i++)
1145 print_result(i + 1, &result[i], rssi);
1149 * Print a value a la the %b format of the kernel's printf borrowed
1153 printb(uint16_t v, const char *bits)
1160 while ((i = *bits++) != '\0') {
1161 if (v & (1 << (i-1))) {
1165 for (; (c = *bits) > 32; bits++)
1168 for (; *bits > 32; bits++)