1/* 2 * bluetooth.h 3 */ 4 5/*- 6 * Copyright (c) 2001-2009 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: bluetooth.h,v 1.5 2003/09/14 23:28:42 max Exp $ 31 * $FreeBSD$ 32 */ 33 34#ifndef _BLUETOOTH_H_ 35#define _BLUETOOTH_H_ 36 37#include <sys/types.h> 38#include <sys/bitstring.h> 39#include <sys/endian.h> 40#include <sys/ioctl.h> 41#include <sys/socket.h> 42#include <sys/uio.h> 43#include <sys/un.h> 44#include <errno.h> 45#include <netdb.h> 46#include <netgraph/ng_message.h> 47#include <netgraph/bluetooth/include/ng_hci.h> 48#include <netgraph/bluetooth/include/ng_l2cap.h> 49#include <netgraph/bluetooth/include/ng_btsocket.h> 50#include <time.h> 51 52__BEGIN_DECLS 53 54/* 55 * Linux BlueZ compatibility 56 */ 57 58#define bacmp(ba1, ba2) memcmp((ba1), (ba2), sizeof(bdaddr_t)) 59#define bacpy(dst, src) memcpy((dst), (src), sizeof(bdaddr_t)) 60#define ba2str(ba, str) bt_ntoa((ba), (str)) 61#define str2ba(str, ba) (bt_aton((str), (ba)) == 1? 0 : -1) 62#define htobs(d) htole16(d) 63#define htobl(d) htole32(d) 64#define btohs(d) le16toh(d) 65#define btohl(d) le32toh(d) 66 67/* 68 * Interface to the outside world 69 */ 70 71struct hostent * bt_gethostbyname (char const *name); 72struct hostent * bt_gethostbyaddr (char const *addr, int len, int type); 73struct hostent * bt_gethostent (void); 74void bt_sethostent (int stayopen); 75void bt_endhostent (void); 76 77struct protoent * bt_getprotobyname (char const *name); 78struct protoent * bt_getprotobynumber (int proto); 79struct protoent * bt_getprotoent (void); 80void bt_setprotoent (int stayopen); 81void bt_endprotoent (void); 82 83char const * bt_ntoa (bdaddr_t const *ba, char *str); 84int bt_aton (char const *str, bdaddr_t *ba); 85 86/* bt_devXXXX() functions (inspired by NetBSD) */ 87int bt_devaddr (char const *devname, bdaddr_t *addr); 88int bt_devname (char *devname, bdaddr_t const *addr); 89 90/* 91 * Bluetooth HCI functions 92 */ 93 94#define HCI_DEVMAX 32 /* arbitrary */ 95#define HCI_DEVNAME_SIZE NG_NODESIZ 96#define HCI_DEVFEATURES_SIZE NG_HCI_FEATURES_SIZE 97 98struct bt_devinfo 99{ 100 char devname[HCI_DEVNAME_SIZE]; 101 102 uint32_t state; /* device/implementation specific */ 103 104 bdaddr_t bdaddr; 105 uint16_t _reserved0; 106 107 uint8_t features[HCI_DEVFEATURES_SIZE]; 108 109 /* buffer info */ 110 uint16_t _reserved1; 111 uint16_t cmd_free; 112 uint16_t sco_size; 113 uint16_t sco_pkts; 114 uint16_t sco_free; 115 uint16_t acl_size; 116 uint16_t acl_pkts; 117 uint16_t acl_free; 118 119 /* stats */ 120 uint32_t cmd_sent; 121 uint32_t evnt_recv; 122 uint32_t acl_recv; 123 uint32_t acl_sent; 124 uint32_t sco_recv; 125 uint32_t sco_sent; 126 uint32_t bytes_recv; 127 uint32_t bytes_sent; 128 129 /* misc/specific */ 130 uint16_t link_policy_info; 131 uint16_t packet_type_info; 132 uint16_t role_switch_info; 133 uint16_t debug; 134 135 uint8_t _padding[20]; /* leave space for future additions */ 136}; 137 138struct bt_devreq 139{ 140 uint16_t opcode; 141 uint8_t event; 142 void *cparam; 143 size_t clen; 144 void *rparam; 145 size_t rlen; 146}; 147 148struct bt_devfilter { 149 bitstr_t bit_decl(packet_mask, 8); 150 bitstr_t bit_decl(event_mask, 256); 151}; 152 153struct bt_devinquiry { 154 bdaddr_t bdaddr; 155 uint8_t pscan_rep_mode; 156 uint8_t pscan_period_mode; 157 uint8_t dev_class[3]; 158 uint16_t clock_offset; 159 int8_t rssi; 160 uint8_t data[240]; 161}; 162 163typedef int (bt_devenum_cb_t)(int, struct bt_devinfo const *, void *); 164 165int bt_devopen (char const *devname); 166int bt_devclose(int s); 167int bt_devsend (int s, uint16_t opcode, void *param, size_t plen); 168ssize_t bt_devrecv (int s, void *buf, size_t size, time_t to); 169int bt_devreq (int s, struct bt_devreq *r, time_t to); 170int bt_devfilter(int s, struct bt_devfilter const *newp, 171 struct bt_devfilter *oldp); 172void bt_devfilter_pkt_set(struct bt_devfilter *filter, uint8_t type); 173void bt_devfilter_pkt_clr(struct bt_devfilter *filter, uint8_t type); 174int bt_devfilter_pkt_tst(struct bt_devfilter const *filter, uint8_t type); 175void bt_devfilter_evt_set(struct bt_devfilter *filter, uint8_t event); 176void bt_devfilter_evt_clr(struct bt_devfilter *filter, uint8_t event); 177int bt_devfilter_evt_tst(struct bt_devfilter const *filter, uint8_t event); 178int bt_devinquiry(char const *devname, time_t length, int num_rsp, 179 struct bt_devinquiry **ii); 180int bt_devinfo (struct bt_devinfo *di); 181int bt_devenum (bt_devenum_cb_t *cb, void *arg); 182 183/* 184 * bdaddr utility functions (from NetBSD) 185 */ 186 187static __inline int 188bdaddr_same(const bdaddr_t *a, const bdaddr_t *b) 189{ 190 return (a->b[0] == b->b[0] && a->b[1] == b->b[1] && 191 a->b[2] == b->b[2] && a->b[3] == b->b[3] && 192 a->b[4] == b->b[4] && a->b[5] == b->b[5]); 193} 194 195static __inline int 196bdaddr_any(const bdaddr_t *a) 197{ 198 return (a->b[0] == 0 && a->b[1] == 0 && a->b[2] == 0 && 199 a->b[3] == 0 && a->b[4] == 0 && a->b[5] == 0); 200} 201 202static __inline void 203bdaddr_copy(bdaddr_t *d, const bdaddr_t *s) 204{ 205 d->b[0] = s->b[0]; 206 d->b[1] = s->b[1]; 207 d->b[2] = s->b[2]; 208 d->b[3] = s->b[3]; 209 d->b[4] = s->b[4]; 210 d->b[5] = s->b[5]; 211} 212 213__END_DECLS 214 215#endif /* ndef _BLUETOOTH_H_ */ 216 217