1/* 2 * bluetooth.h 3 */ 4 5/*- 6 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 7 * 8 * Copyright (c) 2001-2009 Maksim Yevmenkin <m_evmenkin@yahoo.com> 9 * All rights reserved. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 * 32 * $Id: bluetooth.h,v 1.5 2003/09/14 23:28:42 max Exp $ 33 * $FreeBSD$ 34 */ 35 36#ifndef _BLUETOOTH_H_ 37#define _BLUETOOTH_H_ 38 39#include <sys/types.h> 40#include <sys/endian.h> 41#include <sys/ioctl.h> 42#include <sys/socket.h> 43#include <sys/uio.h> 44#include <sys/un.h> 45 46#include <errno.h> 47#include <netdb.h> 48#include <bitstring.h> 49 50#include <netgraph/ng_message.h> 51#include <netgraph/bluetooth/include/ng_bluetooth.h> 52#include <netgraph/bluetooth/include/ng_hci.h> 53#include <netgraph/bluetooth/include/ng_l2cap.h> 54#include <netgraph/bluetooth/include/ng_btsocket.h> 55#include <time.h> 56 57__BEGIN_DECLS 58 59/* 60 * Linux BlueZ compatibility 61 */ 62 63#define bacmp(ba1, ba2) memcmp((ba1), (ba2), sizeof(bdaddr_t)) 64#define bacpy(dst, src) memcpy((dst), (src), sizeof(bdaddr_t)) 65#define ba2str(ba, str) bt_ntoa((ba), (str)) 66#define str2ba(str, ba) (bt_aton((str), (ba)) == 1? 0 : -1) 67#define htobs(d) htole16(d) 68#define htobl(d) htole32(d) 69#define btohs(d) le16toh(d) 70#define btohl(d) le32toh(d) 71 72/* 73 * Interface to the outside world 74 */ 75 76struct hostent * bt_gethostbyname (char const *name); 77struct hostent * bt_gethostbyaddr (char const *addr, int len, int type); 78struct hostent * bt_gethostent (void); 79void bt_sethostent (int stayopen); 80void bt_endhostent (void); 81 82struct protoent * bt_getprotobyname (char const *name); 83struct protoent * bt_getprotobynumber (int proto); 84struct protoent * bt_getprotoent (void); 85void bt_setprotoent (int stayopen); 86void bt_endprotoent (void); 87 88char const * bt_ntoa (bdaddr_t const *ba, char *str); 89int bt_aton (char const *str, bdaddr_t *ba); 90 91/* bt_devXXXX() functions (inspired by NetBSD) */ 92int bt_devaddr (char const *devname, bdaddr_t *addr); 93int bt_devname (char *devname, bdaddr_t const *addr); 94 95/* 96 * Bluetooth HCI functions 97 */ 98 99#define HCI_DEVMAX 32 /* arbitrary */ 100#define HCI_DEVNAME_SIZE NG_NODESIZ 101#define HCI_DEVFEATURES_SIZE NG_HCI_FEATURES_SIZE 102 103struct bt_devinfo 104{ 105 char devname[HCI_DEVNAME_SIZE]; 106 107 uint32_t state; /* device/implementation specific */ 108 109 bdaddr_t bdaddr; 110 uint16_t _reserved0; 111 112 uint8_t features[HCI_DEVFEATURES_SIZE]; 113 114 /* buffer info */ 115 uint16_t _reserved1; 116 uint16_t cmd_free; 117 uint16_t sco_size; 118 uint16_t sco_pkts; 119 uint16_t sco_free; 120 uint16_t acl_size; 121 uint16_t acl_pkts; 122 uint16_t acl_free; 123 124 /* stats */ 125 uint32_t cmd_sent; 126 uint32_t evnt_recv; 127 uint32_t acl_recv; 128 uint32_t acl_sent; 129 uint32_t sco_recv; 130 uint32_t sco_sent; 131 uint32_t bytes_recv; 132 uint32_t bytes_sent; 133 134 /* misc/specific */ 135 uint16_t link_policy_info; 136 uint16_t packet_type_info; 137 uint16_t role_switch_info; 138 uint16_t debug; 139 140 uint8_t _padding[20]; /* leave space for future additions */ 141}; 142 143struct bt_devreq 144{ 145 uint16_t opcode; 146 uint8_t event; 147 void *cparam; 148 size_t clen; 149 void *rparam; 150 size_t rlen; 151}; 152 153struct bt_devfilter { 154 bitstr_t bit_decl(packet_mask, 8); 155 bitstr_t bit_decl(event_mask, 256); 156}; 157 158struct bt_devinquiry { 159 bdaddr_t bdaddr; 160 uint8_t pscan_rep_mode; 161 uint8_t pscan_period_mode; 162 uint8_t dev_class[3]; 163 uint16_t clock_offset; 164 int8_t rssi; 165 uint8_t data[240]; 166}; 167 168typedef int (bt_devenum_cb_t)(int, struct bt_devinfo const *, void *); 169 170int bt_devopen (char const *devname); 171int bt_devclose(int s); 172int bt_devsend (int s, uint16_t opcode, void *param, size_t plen); 173ssize_t bt_devrecv (int s, void *buf, size_t size, time_t to); 174int bt_devreq (int s, struct bt_devreq *r, time_t to); 175int bt_devfilter(int s, struct bt_devfilter const *newp, 176 struct bt_devfilter *oldp); 177void bt_devfilter_pkt_set(struct bt_devfilter *filter, uint8_t type); 178void bt_devfilter_pkt_clr(struct bt_devfilter *filter, uint8_t type); 179int bt_devfilter_pkt_tst(struct bt_devfilter const *filter, uint8_t type); 180void bt_devfilter_evt_set(struct bt_devfilter *filter, uint8_t event); 181void bt_devfilter_evt_clr(struct bt_devfilter *filter, uint8_t event); 182int bt_devfilter_evt_tst(struct bt_devfilter const *filter, uint8_t event); 183int bt_devinquiry(char const *devname, time_t length, int num_rsp, 184 struct bt_devinquiry **ii); 185char * bt_devremote_name(char const *devname, const bdaddr_t *remote, 186 time_t to, uint16_t clk_off, 187 uint8_t ps_rep_mode, uint8_t ps_mode); 188int bt_devinfo (struct bt_devinfo *di); 189int bt_devenum (bt_devenum_cb_t cb, void *arg); 190 191static __inline char * 192bt_devremote_name_gen(char const *btooth_devname, const bdaddr_t *remote) 193{ 194 return (bt_devremote_name(btooth_devname, remote, 0, 0x0000, 195 NG_HCI_SCAN_REP_MODE0, NG_HCI_MANDATORY_PAGE_SCAN_MODE)); 196} 197 198/* 199 * bdaddr utility functions (from NetBSD) 200 */ 201 202static __inline int 203bdaddr_same(const bdaddr_t *a, const bdaddr_t *b) 204{ 205 return (a->b[0] == b->b[0] && a->b[1] == b->b[1] && 206 a->b[2] == b->b[2] && a->b[3] == b->b[3] && 207 a->b[4] == b->b[4] && a->b[5] == b->b[5]); 208} 209 210static __inline int 211bdaddr_any(const bdaddr_t *a) 212{ 213 return (a->b[0] == 0 && a->b[1] == 0 && a->b[2] == 0 && 214 a->b[3] == 0 && a->b[4] == 0 && a->b[5] == 0); 215} 216 217static __inline void 218bdaddr_copy(bdaddr_t *d, const bdaddr_t *s) 219{ 220 d->b[0] = s->b[0]; 221 d->b[1] = s->b[1]; 222 d->b[2] = s->b[2]; 223 d->b[3] = s->b[3]; 224 d->b[4] = s->b[4]; 225 d->b[5] = s->b[5]; 226} 227 228__END_DECLS 229 230#endif /* ndef _BLUETOOTH_H_ */ 231 232