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 void badarg(const char *);
63 void badparam(const char *);
65 int set_unit(unsigned long);
66 void config_unit(void);
68 void print_stats(void);
69 void print_class(const char *);
70 void print_voice(int);
71 void tag(const char *);
72 void print_features(const char *, uint8_t *);
73 void do_inquiry(void);
74 void print_result(int, struct result
*, int);
75 void printb(uint16_t v
, const char *bits
);
77 void hci_req(uint16_t, uint8_t , void *, size_t, void *, size_t);
78 #define save_value(opcode, cbuf, clen) hci_req(opcode, 0, cbuf, clen, NULL, 0)
79 #define load_value(opcode, rbuf, rlen) hci_req(opcode, 0, NULL, 0, rbuf, rlen)
80 #define hci_cmd(opcode, cbuf, clen) hci_req(opcode, 0, cbuf, clen, NULL, 0)
82 #define MAX_STR_SIZE 0xff
88 /* global variables */
92 /* command line flags */
93 int verbose
= 0; /* more info */
94 int lflag
= 0; /* list devices */
95 int sflag
= 0; /* get/zero stats */
97 /* device up/down (flag) */
100 #define FLAGBITS "\001UP" \
106 "\007INIT_BUFFER_SIZE" \
109 /* authorisation (flag) */
112 /* encryption (flag) */
115 /* scan enable options (flags) */
119 /* link policy options (flags) */
125 /* class of device (hex value) */
129 /* packet type mask (hex value) */
133 /* unit name (string) */
135 char name
[MAX_STR_SIZE
];
141 int opt_rssi
= 0; /* inquiry_with_rssi (flag) */
143 #define INQUIRY_LENGTH 10 /* about 12 seconds */
144 #define INQUIRY_MAX_RESPONSES 10
160 enum { P_SET
, P_CLR
, P_STR
, P_HEX
, P_NUM
} type
;
164 { "up", P_SET
, &opt_enable
, NULL
},
165 { "enable", P_SET
, &opt_enable
, NULL
},
166 { "down", P_CLR
, &opt_enable
, NULL
},
167 { "disable", P_CLR
, &opt_enable
, NULL
},
168 { "name", P_STR
, &opt_name
, name
},
169 { "pscan", P_SET
, &opt_pscan
, NULL
},
170 { "-pscan", P_CLR
, &opt_pscan
, NULL
},
171 { "iscan", P_SET
, &opt_iscan
, NULL
},
172 { "-iscan", P_CLR
, &opt_iscan
, NULL
},
173 { "switch", P_SET
, &opt_switch
, NULL
},
174 { "-switch", P_CLR
, &opt_switch
, NULL
},
175 { "hold", P_SET
, &opt_hold
, NULL
},
176 { "-hold", P_CLR
, &opt_hold
, NULL
},
177 { "sniff", P_SET
, &opt_sniff
, NULL
},
178 { "-sniff", P_CLR
, &opt_sniff
, NULL
},
179 { "park", P_SET
, &opt_park
, NULL
},
180 { "-park", P_CLR
, &opt_park
, NULL
},
181 { "auth", P_SET
, &opt_auth
, NULL
},
182 { "-auth", P_CLR
, &opt_auth
, NULL
},
183 { "encrypt", P_SET
, &opt_encrypt
, NULL
},
184 { "-encrypt", P_CLR
, &opt_encrypt
, NULL
},
185 { "ptype", P_HEX
, &opt_ptype
, &ptype
},
186 { "class", P_HEX
, &opt_class
, &class },
187 { "fixed", P_SET
, &opt_pin
, NULL
},
188 { "variable", P_CLR
, &opt_pin
, NULL
},
189 { "inq", P_SET
, &opt_inquiry
, NULL
},
190 { "inquiry", P_SET
, &opt_inquiry
, NULL
},
191 { "rssi", P_SET
, &opt_rssi
, NULL
},
192 { "-rssi", P_CLR
, &opt_rssi
, NULL
},
193 { "reset", P_SET
, &opt_reset
, NULL
},
194 { "voice", P_HEX
, &opt_voice
, &voice
},
195 { "pto", P_NUM
, &opt_pto
, &pto
},
196 { "scomtu", P_NUM
, &opt_scomtu
, &scomtu
},
197 { NULL
, 0, NULL
, NULL
}
201 main(int ac
, char *av
[])
206 while ((ch
= getopt(ac
, av
, "hlsvz")) != -1) {
236 hci
= socket(PF_BLUETOOTH
, SOCK_RAW
, BTPROTO_HCI
);
238 err(EXIT_FAILURE
, "socket");
243 memset(&btr
, 0, sizeof(btr
));
244 while (set_unit(SIOCNBTINFO
) != -1) {
251 strlcpy(btr
.btr_name
, *av
, HCI_DEVNAME_SIZE
);
254 if (set_unit(SIOCGBTINFO
) < 0)
255 err(EXIT_FAILURE
, "%s", btr
.btr_name
);
261 for (p
= parameters
; ; p
++) {
265 if (strcmp(*av
, p
->name
) == 0)
279 if (--ac
< 1) badarg(p
->name
);
280 strlcpy((char *)(p
->val
), *++av
, MAX_STR_SIZE
);
285 if (--ac
< 1) badarg(p
->name
);
286 *(uint32_t *)(p
->val
) = strtoul(*++av
, NULL
, 16);
291 if (--ac
< 1) badarg(p
->name
);
292 *(uint32_t *)(p
->val
) = strtoul(*++av
, NULL
, 10);
311 badparam(const char *param
)
313 fprintf(stderr
, "unknown parameter '%s'\n", param
);
318 badarg(const char *param
)
320 fprintf(stderr
, "parameter '%s' needs argument\n", param
);
327 fprintf(stderr
, "usage: %s [-svz] [device [parameters]]\n", getprogname());
328 fprintf(stderr
, " %s -l\n", getprogname());
333 * pretty printing feature
344 width
+= printf("%*s%s",
345 (width
== 0 ? (lflag
? 0 : 8) : 1),
348 if (width
> MAX_WIDTH
) {
356 * basic HCI cmd request function with argument return.
358 * Normally, this will return on COMMAND_STATUS or COMMAND_COMPLETE for the given
359 * opcode, but if event is given then it will ignore COMMAND_STATUS (unless error)
360 * and wait for the specified event.
362 * if rbuf/rlen is given, results will be copied into the result buffer for
363 * COMMAND_COMPLETE/event responses.
366 hci_req(uint16_t opcode
, uint8_t event
, void *cbuf
, size_t clen
, void *rbuf
, size_t rlen
)
368 uint8_t msg
[sizeof(hci_cmd_hdr_t
) + HCI_CMD_PKT_SIZE
];
372 cp
= (hci_cmd_hdr_t
*)msg
;
373 cp
->type
= HCI_CMD_PKT
;
374 cp
->opcode
= opcode
= htole16(opcode
);
375 cp
->length
= clen
= MIN(clen
, sizeof(msg
) - sizeof(hci_cmd_hdr_t
));
377 if (clen
) memcpy((cp
+ 1), cbuf
, clen
);
379 if (send(hci
, msg
, sizeof(hci_cmd_hdr_t
) + clen
, 0) < 0)
380 err(EXIT_FAILURE
, "HCI Send");
382 ep
= (hci_event_hdr_t
*)msg
;
384 if (recv(hci
, msg
, sizeof(msg
), 0) < 0) {
385 if (errno
== EAGAIN
|| errno
== EINTR
)
388 err(EXIT_FAILURE
, "HCI Recv");
391 if (ep
->event
== HCI_EVENT_COMMAND_STATUS
) {
392 hci_command_status_ep
*cs
;
394 cs
= (hci_command_status_ep
*)(ep
+ 1);
395 if (cs
->opcode
!= opcode
)
400 "HCI cmd (%4.4x) failed (status %d)",
409 if (ep
->event
== HCI_EVENT_COMMAND_COMPL
) {
410 hci_command_compl_ep
*cc
;
413 cc
= (hci_command_compl_ep
*)(ep
+ 1);
414 if (cc
->opcode
!= opcode
)
420 ptr
= (uint8_t *)(cc
+ 1);
423 "HCI cmd (%4.4x) failed (status %d)",
426 memcpy(rbuf
, ++ptr
, rlen
);
430 if (ep
->event
== event
) {
434 memcpy(rbuf
, (ep
+ 1), rlen
);
441 set_unit(unsigned long cmd
)
443 if (ioctl(hci
, cmd
, &btr
) == -1)
446 if (btr
.btr_flags
& BTF_UP
) {
447 struct sockaddr_bt sa
;
449 sa
.bt_len
= sizeof(sa
);
450 sa
.bt_family
= AF_BLUETOOTH
;
451 bdaddr_copy(&sa
.bt_bdaddr
, &btr
.btr_bdaddr
);
453 if (bind(hci
, (struct sockaddr
*)&sa
, sizeof(sa
)) < 0)
454 err(EXIT_FAILURE
, "bind");
456 if (connect(hci
, (struct sockaddr
*)&sa
, sizeof(sa
)) < 0)
457 err(EXIT_FAILURE
, "connect");
464 * apply configuration parameters to unit
471 btr
.btr_flags
|= BTF_UP
;
473 btr
.btr_flags
&= ~BTF_UP
;
475 if (ioctl(hci
, SIOCSBTFLAGS
, &btr
) < 0)
476 err(EXIT_FAILURE
, "SIOCSBTFLAGS");
478 if (set_unit(SIOCGBTINFO
) < 0)
479 err(EXIT_FAILURE
, "%s", btr
.btr_name
);
483 hci_cmd(HCI_CMD_RESET
, NULL
, 0);
485 btr
.btr_flags
|= BTF_INIT
;
486 if (ioctl(hci
, SIOCSBTFLAGS
, &btr
) < 0)
487 err(EXIT_FAILURE
, "SIOCSBTFLAGS");
490 * although the reset command will automatically
491 * carry out these commands, we do them manually
492 * just so we can wait for completion.
494 hci_cmd(HCI_CMD_READ_BDADDR
, NULL
, 0);
495 hci_cmd(HCI_CMD_READ_BUFFER_SIZE
, NULL
, 0);
496 hci_cmd(HCI_CMD_READ_LOCAL_FEATURES
, NULL
, 0);
498 if (set_unit(SIOCGBTINFO
) < 0)
499 err(EXIT_FAILURE
, "%s", btr
.btr_name
);
502 if (opt_switch
|| opt_hold
|| opt_sniff
|| opt_park
) {
503 uint16_t val
= btr
.btr_link_policy
;
505 if (opt_switch
> 0) val
|= HCI_LINK_POLICY_ENABLE_ROLE_SWITCH
;
506 if (opt_switch
< 0) val
&= ~HCI_LINK_POLICY_ENABLE_ROLE_SWITCH
;
507 if (opt_hold
> 0) val
|= HCI_LINK_POLICY_ENABLE_HOLD_MODE
;
508 if (opt_hold
< 0) val
&= ~HCI_LINK_POLICY_ENABLE_HOLD_MODE
;
509 if (opt_sniff
> 0) val
|= HCI_LINK_POLICY_ENABLE_SNIFF_MODE
;
510 if (opt_sniff
< 0) val
&= ~HCI_LINK_POLICY_ENABLE_SNIFF_MODE
;
511 if (opt_park
> 0) val
|= HCI_LINK_POLICY_ENABLE_PARK_MODE
;
512 if (opt_park
< 0) val
&= ~HCI_LINK_POLICY_ENABLE_PARK_MODE
;
514 btr
.btr_link_policy
= val
;
515 if (ioctl(hci
, SIOCSBTPOLICY
, &btr
) < 0)
516 err(EXIT_FAILURE
, "SIOCSBTPOLICY");
520 btr
.btr_packet_type
= ptype
;
521 if (ioctl(hci
, SIOCSBTPTYPE
, &btr
) < 0)
522 err(EXIT_FAILURE
, "SIOCSBTPTYPE");
525 if (opt_pscan
|| opt_iscan
) {
528 load_value(HCI_CMD_READ_SCAN_ENABLE
, &val
, sizeof(val
));
529 if (opt_pscan
> 0) val
|= HCI_PAGE_SCAN_ENABLE
;
530 if (opt_pscan
< 0) val
&= ~HCI_PAGE_SCAN_ENABLE
;
531 if (opt_iscan
> 0) val
|= HCI_INQUIRY_SCAN_ENABLE
;
532 if (opt_iscan
< 0) val
&= ~HCI_INQUIRY_SCAN_ENABLE
;
533 save_value(HCI_CMD_WRITE_SCAN_ENABLE
, &val
, sizeof(val
));
537 uint8_t val
= (opt_auth
> 0 ? 1 : 0);
539 save_value(HCI_CMD_WRITE_AUTH_ENABLE
, &val
, sizeof(val
));
543 uint8_t val
= (opt_encrypt
> 0 ? 1 : 0);
545 save_value(HCI_CMD_WRITE_ENCRYPTION_MODE
, &val
, sizeof(val
));
549 save_value(HCI_CMD_WRITE_LOCAL_NAME
, name
, HCI_UNIT_NAME_SIZE
);
552 uint8_t val
[HCI_CLASS_SIZE
];
554 val
[0] = (class >> 0) & 0xff;
555 val
[1] = (class >> 8) & 0xff;
556 val
[2] = (class >> 16) & 0xff;
558 save_value(HCI_CMD_WRITE_UNIT_CLASS
, val
, HCI_CLASS_SIZE
);
564 if (opt_pin
> 0) val
= 1;
567 save_value(HCI_CMD_WRITE_PIN_TYPE
, &val
, sizeof(val
));
573 val
= htole16(voice
& 0x03ff);
574 save_value(HCI_CMD_WRITE_VOICE_SETTING
, &val
, sizeof(val
));
580 val
= htole16(pto
* 8 / 5);
581 save_value(HCI_CMD_WRITE_PAGE_TIMEOUT
, &val
, sizeof(val
));
586 warnx("Invalid SCO mtu %d", scomtu
);
588 btr
.btr_sco_mtu
= scomtu
;
590 if (ioctl(hci
, SIOCSBTSCOMTU
, &btr
) < 0)
591 warn("SIOCSBTSCOMTU");
596 uint8_t val
= (opt_rssi
> 0 ? 1 : 0);
598 save_value(HCI_CMD_WRITE_INQUIRY_MODE
, &val
, sizeof(val
));
603 * Print info for Bluetooth Device with varying verbosity levels
606 print_info(int level
)
608 uint8_t val
, buf
[MAX_STR_SIZE
];
619 printf("%s: bdaddr %s flags %#x", btr
.btr_name
,
620 bt_ntoa(&btr
.btr_bdaddr
, NULL
), btr
.btr_flags
);
621 printb(btr
.btr_flags
, FLAGBITS
);
627 printf("\tnum_cmd = %d\n"
628 "\tnum_acl = %d, acl_mtu = %d\n"
629 "\tnum_sco = %d, sco_mtu = %d\n",
631 btr
.btr_num_acl
, btr
.btr_acl_mtu
,
632 btr
.btr_num_sco
, btr
.btr_sco_mtu
);
634 if (level
-- < 1 || (btr
.btr_flags
& BTF_UP
) == 0)
637 load_value(HCI_CMD_READ_UNIT_CLASS
, buf
, HCI_CLASS_SIZE
);
638 class = (buf
[2] << 16) | (buf
[1] << 8) | (buf
[0]);
641 load_value(HCI_CMD_READ_LOCAL_NAME
, buf
, HCI_UNIT_NAME_SIZE
);
642 printf("\tname: \"%s\"\n", buf
);
644 load_value(HCI_CMD_READ_VOICE_SETTING
, buf
, sizeof(uint16_t));
645 voice
= (buf
[1] << 8) | buf
[0];
648 load_value(HCI_CMD_READ_PIN_TYPE
, &val
, sizeof(val
));
649 printf("\tpin: %s\n", val
? "fixed" : "variable");
651 width
= printf("\toptions:");
653 load_value(HCI_CMD_READ_SCAN_ENABLE
, &val
, sizeof(val
));
654 if (val
& HCI_INQUIRY_SCAN_ENABLE
) tag("iscan");
655 else if (level
> 0) tag("-iscan");
657 if (val
& HCI_PAGE_SCAN_ENABLE
) tag("pscan");
658 else if (level
> 0) tag("-pscan");
660 load_value(HCI_CMD_READ_AUTH_ENABLE
, &val
, sizeof(val
));
661 if (val
) tag("auth");
662 else if (level
> 0) tag("-auth");
664 load_value(HCI_CMD_READ_ENCRYPTION_MODE
, &val
, sizeof(val
));
665 if (val
) tag("encrypt");
666 else if (level
> 0) tag("-encrypt");
668 val
= btr
.btr_link_policy
;
669 if (val
& HCI_LINK_POLICY_ENABLE_ROLE_SWITCH
) tag("switch");
670 else if (level
> 0) tag("-switch");
671 if (val
& HCI_LINK_POLICY_ENABLE_HOLD_MODE
) tag("hold");
672 else if (level
> 0) tag("-hold");
673 if (val
& HCI_LINK_POLICY_ENABLE_SNIFF_MODE
) tag("sniff");
674 else if (level
> 0) tag("-sniff");
675 if (val
& HCI_LINK_POLICY_ENABLE_PARK_MODE
) tag("park");
676 else if (level
> 0) tag("-park");
678 load_value(HCI_CMD_READ_INQUIRY_MODE
, &val
, sizeof(val
));
679 if (val
) tag("rssi");
680 else if (level
> 0) tag("-rssi");
687 ptype
= btr
.btr_packet_type
;
688 width
= printf("\tptype: [0x%04x]", ptype
);
689 if (ptype
& HCI_PKT_DM1
) tag("DM1");
690 if (ptype
& HCI_PKT_DH1
) tag("DH1");
691 if (ptype
& HCI_PKT_DM3
) tag("DM3");
692 if (ptype
& HCI_PKT_DH3
) tag("DH3");
693 if (ptype
& HCI_PKT_DM5
) tag("DM5");
694 if (ptype
& HCI_PKT_DH5
) tag("DH5");
695 if ((ptype
& HCI_PKT_2MBPS_DH1
) == 0) tag("2-DH1");
696 if ((ptype
& HCI_PKT_3MBPS_DH1
) == 0) tag("3-DH1");
697 if ((ptype
& HCI_PKT_2MBPS_DH3
) == 0) tag("2-DH3");
698 if ((ptype
& HCI_PKT_3MBPS_DH3
) == 0) tag("3-DH3");
699 if ((ptype
& HCI_PKT_2MBPS_DH5
) == 0) tag("2-DH5");
700 if ((ptype
& HCI_PKT_3MBPS_DH5
) == 0) tag("3-DH5");
703 load_value(HCI_CMD_READ_PAGE_TIMEOUT
, &val16
, sizeof(val16
));
704 printf("\tpage timeout: %d ms\n", val16
* 5 / 8);
709 load_value(HCI_CMD_READ_LOCAL_FEATURES
, buf
, HCI_FEATURES_SIZE
);
710 print_features("\tfeatures:", buf
);
720 if (ioctl(hci
, SIOCGBTSTATS
, &btr
) < 0)
721 err(EXIT_FAILURE
, "SIOCGBTSTATS");
723 if (ioctl(hci
, SIOCZBTSTATS
, &btr
) < 0)
724 err(EXIT_FAILURE
, "SIOCZBTSTATS");
727 printf( "\tTotal bytes sent %d, received %d\n"
728 "\tCommands sent %d, Events received %d\n"
729 "\tACL data packets sent %d, received %d\n"
730 "\tSCO data packets sent %d, received %d\n"
731 "\tInput errors %d, Output errors %d\n",
732 btr
.btr_stats
.byte_tx
, btr
.btr_stats
.byte_rx
,
733 btr
.btr_stats
.cmd_tx
, btr
.btr_stats
.evt_rx
,
734 btr
.btr_stats
.acl_tx
, btr
.btr_stats
.acl_rx
,
735 btr
.btr_stats
.sco_tx
, btr
.btr_stats
.sco_rx
,
736 btr
.btr_stats
.err_rx
, btr
.btr_stats
.err_tx
);
740 print_features(const char *str
, uint8_t *f
)
742 width
= printf("%s", str
);
744 /* ------------------- byte 0 --------------------*/
745 if (*f
& HCI_LMP_3SLOT
) tag("<3 slot>");
746 if (*f
& HCI_LMP_5SLOT
) tag("<5 slot>");
747 if (*f
& HCI_LMP_ENCRYPTION
) tag("<encryption>");
748 if (*f
& HCI_LMP_SLOT_OFFSET
) tag("<slot offset>");
749 if (*f
& HCI_LMP_TIMIACCURACY
) tag("<timing accuracy>");
750 if (*f
& HCI_LMP_ROLE_SWITCH
) tag("<role switch>");
751 if (*f
& HCI_LMP_HOLD_MODE
) tag("<hold mode>");
752 if (*f
& HCI_LMP_SNIFF_MODE
) tag("<sniff mode>");
755 /* ------------------- byte 1 --------------------*/
756 if (*f
& HCI_LMP_PARK_MODE
) tag("<park mode>");
757 if (*f
& HCI_LMP_RSSI
) tag("<RSSI>");
758 if (*f
& HCI_LMP_CHANNEL_QUALITY
) tag("<channel quality>");
759 if (*f
& HCI_LMP_SCO_LINK
) tag("<SCO link>");
760 if (*f
& HCI_LMP_HV2_PKT
) tag("<HV2>");
761 if (*f
& HCI_LMP_HV3_PKT
) tag("<HV3>");
762 if (*f
& HCI_LMP_ULAW_LOG
) tag("<u-Law log>");
763 if (*f
& HCI_LMP_ALAW_LOG
) tag("<A-Law log>");
766 /* ------------------- byte 1 --------------------*/
767 if (*f
& HCI_LMP_CVSD
) tag("<CVSD data>");
768 if (*f
& HCI_LMP_PAGISCHEME
) tag("<paging parameter>");
769 if (*f
& HCI_LMP_POWER_CONTROL
) tag("<power control>");
770 if (*f
& HCI_LMP_TRANSPARENT_SCO
) tag("<transparent SCO>");
771 if (*f
& HCI_LMP_FLOW_CONTROL_LAG0
) tag("<flow control lag 0>");
772 if (*f
& HCI_LMP_FLOW_CONTROL_LAG1
) tag("<flow control lag 1>");
773 if (*f
& HCI_LMP_FLOW_CONTROL_LAG2
) tag("<flow control lag 2>");
774 if (*f
& HCI_LMP_BC_ENCRYPTION
) tag("<broadcast encryption>");
777 /* ------------------- byte 3 --------------------*/
778 if (*f
& HCI_LMP_EDR_ACL_2MBPS
) tag("<EDR ACL 2Mbps>");
779 if (*f
& HCI_LMP_EDR_ACL_3MBPS
) tag("<EDR ACL 3Mbps>");
780 if (*f
& HCI_LMP_ENHANCED_ISCAN
) tag("<enhanced inquiry scan>");
781 if (*f
& HCI_LMP_INTERLACED_ISCAN
) tag("<interlaced inquiry scan>");
782 if (*f
& HCI_LMP_INTERLACED_PSCAN
) tag("<interlaced page scan>");
783 if (*f
& HCI_LMP_RSSI_INQUIRY
) tag("<RSSI with inquiry result>");
784 if (*f
& HCI_LMP_EV3_PKT
) tag("<EV3 packets>");
787 /* ------------------- byte 4 --------------------*/
788 if (*f
& HCI_LMP_EV4_PKT
) tag("<EV4 packets>");
789 if (*f
& HCI_LMP_EV5_PKT
) tag("<EV5 packets>");
790 if (*f
& HCI_LMP_AFH_CAPABLE_SLAVE
) tag("<AFH capable slave>");
791 if (*f
& HCI_LMP_AFH_CLASS_SLAVE
) tag("<AFH class slave>");
792 if (*f
& HCI_LMP_3SLOT_EDR_ACL
) tag("<3 slot EDR ACL>");
795 /* ------------------- byte 5 --------------------*/
796 if (*f
& HCI_LMP_5SLOT_EDR_ACL
) tag("<5 slot EDR ACL>");
797 if (*f
& HCI_LMP_AFH_CAPABLE_MASTER
)tag("<AFH capable master>");
798 if (*f
& HCI_LMP_AFH_CLASS_MASTER
) tag("<AFH class master>");
799 if (*f
& HCI_LMP_EDR_eSCO_2MBPS
) tag("<EDR eSCO 2Mbps>");
800 if (*f
& HCI_LMP_EDR_eSCO_3MBPS
) tag("<EDR eSCO 3Mbps>");
801 if (*f
& HCI_LMP_3SLOT_EDR_eSCO
) tag("<3 slot EDR eSCO>");
804 /* ------------------- byte 6 --------------------*/
807 /* ------------------- byte 7 --------------------*/
808 if (*f
& HCI_LMP_EXTENDED_FEATURES
) tag("<extended features>");
814 print_class(const char *str
)
818 major
= (class & 0x1f00) >> 8;
819 minor
= (class & 0x00fc) >> 2;
821 width
= printf("%sclass: [0x%6.6x]", str
, class);
824 case 1: /* Computer */
826 case 1: tag("Desktop"); break;
827 case 2: tag("Server"); break;
828 case 3: tag("Laptop"); break;
829 case 4: tag("Handheld"); break;
830 case 5: tag("Palm Sized"); break;
831 case 6: tag("Wearable"); break;
838 case 1: tag("Cellular Phone"); break;
839 case 2: tag("Cordless Phone"); break;
840 case 3: tag("Smart Phone"); break;
841 case 4: tag("Wired Modem/Phone Gateway"); break;
842 case 5: tag("Common ISDN"); break;
843 default:tag("Phone"); break;
849 switch ((minor
& 0x38) >> 3) {
850 case 0: tag("[Fully available]"); break;
851 case 1: tag("[1-17% utilised]"); break;
852 case 2: tag("[17-33% utilised]"); break;
853 case 3: tag("[33-50% utilised]"); break;
854 case 4: tag("[50-67% utilised]"); break;
855 case 5: tag("[67-83% utilised]"); break;
856 case 6: tag("[83-99% utilised]"); break;
857 case 7: tag("[No service available]"); break;
861 case 4: /* Audio/Visual */
863 case 1: tag("Wearable Headset"); break;
864 case 2: tag("Hands-free Audio"); break;
865 case 4: tag("Microphone"); break;
866 case 5: tag("Loudspeaker"); break;
867 case 6: tag("Headphones"); break;
868 case 7: tag("Portable Audio"); break;
869 case 8: tag("Car Audio"); break;
870 case 9: tag("Set-top Box"); break;
871 case 10: tag("HiFi Audio"); break;
872 case 11: tag("VCR"); break;
873 case 12: tag("Video Camera"); break;
874 case 13: tag("Camcorder"); break;
875 case 14: tag("Video Monitor"); break;
876 case 15: tag("Video Display and Loudspeaker"); break;
877 case 16: tag("Video Conferencing"); break;
878 case 18: tag("A/V [Gaming/Toy]"); break;
879 default: tag("Audio/Visual"); break;
883 case 5: /* Peripheral */
884 switch (minor
& 0x0f) {
885 case 1: tag("Joystick"); break;
886 case 2: tag("Gamepad"); break;
887 case 3: tag("Remote Control"); break;
888 case 4: tag("Sensing Device"); break;
889 case 5: tag("Digitiser Tablet"); break;
890 case 6: tag("Card Reader"); break;
891 default: tag("Peripheral"); break;
894 if (minor
& 0x10) tag("Keyboard");
895 if (minor
& 0x20) tag("Mouse");
898 case 6: /* Imaging */
899 if (minor
& 0x20) tag("Printer");
900 if (minor
& 0x10) tag("Scanner");
901 if (minor
& 0x08) tag("Camera");
902 if (minor
& 0x04) tag("Display");
903 if ((minor
& 0x3c) == 0) tag("Imaging");
906 case 7: /* Wearable */
908 case 1: tag("Wrist Watch"); break;
909 case 2: tag("Pager"); break;
910 case 3: tag("Jacket"); break;
911 case 4: tag("Helmet"); break;
912 case 5: tag("Glasses"); break;
913 default: tag("Wearable"); break;
919 case 1: tag("Robot"); break;
920 case 2: tag("Vehicle"); break;
921 case 3: tag("Doll / Action Figure"); break;
922 case 4: tag("Controller"); break;
923 case 5: tag("Game"); break;
924 default: tag("Toy"); break;
932 if (class & 0x002000) tag("<Limited Discoverable>");
933 if (class & 0x010000) tag("<Positioning>");
934 if (class & 0x020000) tag("<Networking>");
935 if (class & 0x040000) tag("<Rendering>");
936 if (class & 0x080000) tag("<Capturing>");
937 if (class & 0x100000) tag("<Object Transfer>");
938 if (class & 0x200000) tag("<Audio>");
939 if (class & 0x400000) tag("<Telephony>");
940 if (class & 0x800000) tag("<Information>");
945 print_voice(int level
)
947 printf("\tvoice: [0x%4.4x]\n", voice
);
952 printf("\t\tInput Coding: ");
953 switch ((voice
& 0x0300) >> 8) {
954 case 0x00: printf("Linear PCM [%d-bit, pos %d]",
955 (voice
& 0x0020 ? 16 : 8),
956 (voice
& 0x001c) >> 2); break;
957 case 0x01: printf("u-Law"); break;
958 case 0x02: printf("A-Law"); break;
959 case 0x03: printf("unknown"); break;
962 switch ((voice
& 0x00c0) >> 6) {
963 case 0x00: printf(", 1's complement"); break;
964 case 0x01: printf(", 2's complement"); break;
965 case 0x02: printf(", sign magnitude"); break;
966 case 0x03: printf(", unsigned"); break;
969 printf("\n\t\tAir Coding: ");
970 switch (voice
& 0x0003) {
971 case 0x00: printf("CVSD"); break;
972 case 0x01: printf("u-Law"); break;
973 case 0x02: printf("A-Law"); break;
974 case 0x03: printf("Transparent"); break;
981 print_result(int num
, struct result
*r
, int rssi
)
983 hci_remote_name_req_cp ncp
;
984 hci_remote_name_req_compl_ep nep
;
986 hci_read_remote_features_cp fcp
;
987 hci_read_remote_features_compl_ep fep
;
991 printf("%3d: bdaddr %s",
993 bt_ntoa(&r
->bdaddr
, NULL
));
996 hp
= bt_gethostbyaddr(&r
->bdaddr
, sizeof(bdaddr_t
), AF_BLUETOOTH
);
998 printf(" (%s)", hp
->h_name
);
1002 memset(&ncp
, 0, sizeof(ncp
));
1003 bdaddr_copy(&ncp
.bdaddr
, &r
->bdaddr
);
1004 ncp
.page_scan_rep_mode
= r
->page_scan_rep_mode
;
1005 ncp
.clock_offset
= r
->clock_offset
;
1007 hci_req(HCI_CMD_REMOTE_NAME_REQ
,
1008 HCI_EVENT_REMOTE_NAME_REQ_COMPL
,
1012 printf(" : name \"%s\"\n", nep
.name
);
1014 class = (r
->uclass
[2] << 16) | (r
->uclass
[1] << 8) | (r
->uclass
[0]);
1018 hci_req(HCI_CMD_READ_REMOTE_FEATURES
,
1019 HCI_EVENT_READ_REMOTE_FEATURES_COMPL
,
1023 print_features(" : features", fep
.features
);
1026 printf(" : page scan rep mode 0x%02x\n", r
->page_scan_rep_mode
);
1027 printf(" : clock offset %d\n", le16toh(r
->clock_offset
));
1030 printf(" : rssi %d\n", r
->rssi
);
1038 uint8_t buf
[HCI_EVENT_PKT_SIZE
];
1039 struct result result
[INQUIRY_MAX_RESPONSES
];
1041 struct hci_filter f
;
1042 hci_event_hdr_t
*hh
;
1043 int i
, j
, num
, rssi
;
1045 if (opt_inquiry
== 0)
1048 printf("Device Discovery from device: %s ...", btr
.btr_name
);
1051 memset(&f
, 0, sizeof(f
));
1052 hci_filter_set(HCI_EVENT_COMMAND_STATUS
, &f
);
1053 hci_filter_set(HCI_EVENT_COMMAND_COMPL
, &f
);
1054 hci_filter_set(HCI_EVENT_INQUIRY_RESULT
, &f
);
1055 hci_filter_set(HCI_EVENT_RSSI_RESULT
, &f
);
1056 hci_filter_set(HCI_EVENT_INQUIRY_COMPL
, &f
);
1057 hci_filter_set(HCI_EVENT_REMOTE_NAME_REQ_COMPL
, &f
);
1058 hci_filter_set(HCI_EVENT_READ_REMOTE_FEATURES_COMPL
, &f
);
1059 if (setsockopt(hci
, BTPROTO_HCI
, SO_HCI_EVT_FILTER
, &f
, sizeof(f
)) < 0)
1060 err(EXIT_FAILURE
, "Can't set event filter");
1062 /* General Inquiry LAP is 0x9e8b33 */
1066 inq
.inquiry_length
= INQUIRY_LENGTH
;
1067 inq
.num_responses
= INQUIRY_MAX_RESPONSES
;
1069 hci_cmd(HCI_CMD_INQUIRY
, &inq
, sizeof(inq
));
1073 hh
= (hci_event_hdr_t
*)buf
;
1076 if (recv(hci
, buf
, sizeof(buf
), 0) <= 0)
1077 err(EXIT_FAILURE
, "recv");
1079 if (hh
->event
== HCI_EVENT_INQUIRY_COMPL
)
1082 if (hh
->event
== HCI_EVENT_INQUIRY_RESULT
) {
1083 hci_inquiry_result_ep
*ep
= (hci_inquiry_result_ep
*)(hh
+ 1);
1084 hci_inquiry_response
*ir
= (hci_inquiry_response
*)(ep
+ 1);
1086 for (i
= 0 ; i
< ep
->num_responses
; i
++) {
1087 if (num
== INQUIRY_MAX_RESPONSES
)
1090 /* some devices keep responding, ignore dupes */
1091 for (j
= 0 ; j
< num
; j
++)
1092 if (bdaddr_same(&result
[j
].bdaddr
, &ir
[i
].bdaddr
))
1098 bdaddr_copy(&result
[num
].bdaddr
, &ir
[i
].bdaddr
);
1099 memcpy(&result
[num
].uclass
, &ir
[i
].uclass
, HCI_CLASS_SIZE
);
1100 result
[num
].page_scan_rep_mode
= ir
[i
].page_scan_rep_mode
;
1101 result
[num
].clock_offset
= ir
[i
].clock_offset
;
1102 result
[num
].rssi
= 0;
1110 if (hh
->event
== HCI_EVENT_RSSI_RESULT
) {
1111 hci_rssi_result_ep
*ep
= (hci_rssi_result_ep
*)(hh
+ 1);
1112 hci_rssi_response
*rr
= (hci_rssi_response
*)(ep
+ 1);
1114 for (i
= 0 ; i
< ep
->num_responses
; i
++) {
1115 if (num
== INQUIRY_MAX_RESPONSES
)
1118 /* some devices keep responding, ignore dupes */
1119 for (j
= 0 ; j
< num
; j
++)
1120 if (bdaddr_same(&result
[j
].bdaddr
, &rr
[i
].bdaddr
))
1126 bdaddr_copy(&result
[num
].bdaddr
, &rr
[i
].bdaddr
);
1127 memcpy(&result
[num
].uclass
, &rr
[i
].uclass
, HCI_CLASS_SIZE
);
1128 result
[num
].page_scan_rep_mode
= rr
[i
].page_scan_rep_mode
;
1129 result
[num
].clock_offset
= rr
[i
].clock_offset
;
1130 result
[num
].rssi
= rr
[i
].rssi
;
1141 printf(" %d response%s\n", num
, (num
== 1 ? "" : "s"));
1143 for (i
= 0 ; i
< num
; i
++)
1144 print_result(i
+ 1, &result
[i
], rssi
);
1148 * Print a value a la the %b format of the kernel's printf borrowed
1152 printb(uint16_t v
, const char *bits
)
1159 while ((i
= *bits
++) != '\0') {
1160 if (v
& (1 << (i
-1))) {
1164 for (; (c
= *bits
) > 32; bits
++)
1167 for (; *bits
> 32; bits
++)