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/endian.h> 39 #include <sys/ioctl.h> 40 #include <sys/socket.h> 41 #include <sys/uio.h> 42 #include <sys/un.h> 43 44 #include <errno.h> 45 #include <netdb.h> 46 #include <bitstring.h> 47 48 #include <netgraph/ng_message.h> 49 #include <netgraph/bluetooth/include/ng_bluetooth.h> 50 #include <netgraph/bluetooth/include/ng_hci.h> 51 #include <netgraph/bluetooth/include/ng_l2cap.h> 52 #include <netgraph/bluetooth/include/ng_btsocket.h> 53 #include <time.h> 54 55 __BEGIN_DECLS 56 57 /* 58 * Linux BlueZ compatibility 59 */ 60 61 #define bacmp(ba1, ba2) memcmp((ba1), (ba2), sizeof(bdaddr_t)) 62 #define bacpy(dst, src) memcpy((dst), (src), sizeof(bdaddr_t)) 63 #define ba2str(ba, str) bt_ntoa((ba), (str)) 64 #define str2ba(str, ba) (bt_aton((str), (ba)) == 1? 0 : -1) 65 #define htobs(d) htole16(d) 66 #define htobl(d) htole32(d) 67 #define btohs(d) le16toh(d) 68 #define btohl(d) le32toh(d) 69 70 /* 71 * Interface to the outside world 72 */ 73 74 struct hostent * bt_gethostbyname (char const *name); 75 struct hostent * bt_gethostbyaddr (char const *addr, int len, int type); 76 struct hostent * bt_gethostent (void); 77 void bt_sethostent (int stayopen); 78 void bt_endhostent (void); 79 80 struct protoent * bt_getprotobyname (char const *name); 81 struct protoent * bt_getprotobynumber (int proto); 82 struct protoent * bt_getprotoent (void); 83 void bt_setprotoent (int stayopen); 84 void bt_endprotoent (void); 85 86 char const * bt_ntoa (bdaddr_t const *ba, char *str); 87 int bt_aton (char const *str, bdaddr_t *ba); 88 89 /* bt_devXXXX() functions (inspired by NetBSD) */ 90 int bt_devaddr (char const *devname, bdaddr_t *addr); 91 int bt_devname (char *devname, bdaddr_t const *addr); 92 93 /* 94 * Bluetooth HCI functions 95 */ 96 97 #define HCI_DEVMAX 32 /* arbitrary */ 98 #define HCI_DEVNAME_SIZE NG_NODESIZ 99 #define HCI_DEVFEATURES_SIZE NG_HCI_FEATURES_SIZE 100 101 struct bt_devinfo 102 { 103 char devname[HCI_DEVNAME_SIZE]; 104 105 uint32_t state; /* device/implementation specific */ 106 107 bdaddr_t bdaddr; 108 uint16_t _reserved0; 109 110 uint8_t features[HCI_DEVFEATURES_SIZE]; 111 112 /* buffer info */ 113 uint16_t _reserved1; 114 uint16_t cmd_free; 115 uint16_t sco_size; 116 uint16_t sco_pkts; 117 uint16_t sco_free; 118 uint16_t acl_size; 119 uint16_t acl_pkts; 120 uint16_t acl_free; 121 122 /* stats */ 123 uint32_t cmd_sent; 124 uint32_t evnt_recv; 125 uint32_t acl_recv; 126 uint32_t acl_sent; 127 uint32_t sco_recv; 128 uint32_t sco_sent; 129 uint32_t bytes_recv; 130 uint32_t bytes_sent; 131 132 /* misc/specific */ 133 uint16_t link_policy_info; 134 uint16_t packet_type_info; 135 uint16_t role_switch_info; 136 uint16_t debug; 137 138 uint8_t _padding[20]; /* leave space for future additions */ 139 }; 140 141 struct bt_devreq 142 { 143 uint16_t opcode; 144 uint8_t event; 145 void *cparam; 146 size_t clen; 147 void *rparam; 148 size_t rlen; 149 }; 150 151 struct bt_devfilter { 152 bitstr_t bit_decl(packet_mask, 8); 153 bitstr_t bit_decl(event_mask, 256); 154 }; 155 156 struct bt_devinquiry { 157 bdaddr_t bdaddr; 158 uint8_t pscan_rep_mode; 159 uint8_t pscan_period_mode; 160 uint8_t dev_class[3]; 161 uint16_t clock_offset; 162 int8_t rssi; 163 uint8_t data[240]; 164 }; 165 166 typedef int (bt_devenum_cb_t)(int, struct bt_devinfo const *, void *); 167 168 int bt_devopen (char const *devname); 169 int bt_devclose(int s); 170 int bt_devsend (int s, uint16_t opcode, void *param, size_t plen); 171 ssize_t bt_devrecv (int s, void *buf, size_t size, time_t to); 172 int bt_devreq (int s, struct bt_devreq *r, time_t to); 173 int bt_devfilter(int s, struct bt_devfilter const *newp, 174 struct bt_devfilter *oldp); 175 void bt_devfilter_pkt_set(struct bt_devfilter *filter, uint8_t type); 176 void bt_devfilter_pkt_clr(struct bt_devfilter *filter, uint8_t type); 177 int bt_devfilter_pkt_tst(struct bt_devfilter const *filter, uint8_t type); 178 void bt_devfilter_evt_set(struct bt_devfilter *filter, uint8_t event); 179 void bt_devfilter_evt_clr(struct bt_devfilter *filter, uint8_t event); 180 int bt_devfilter_evt_tst(struct bt_devfilter const *filter, uint8_t event); 181 int bt_devinquiry(char const *devname, time_t length, int num_rsp, 182 struct bt_devinquiry **ii); 183 int bt_devinfo (struct bt_devinfo *di); 184 int bt_devenum (bt_devenum_cb_t cb, void *arg); 185 186 /* 187 * bdaddr utility functions (from NetBSD) 188 */ 189 190 static __inline int 191 bdaddr_same(const bdaddr_t *a, const bdaddr_t *b) 192 { 193 return (a->b[0] == b->b[0] && a->b[1] == b->b[1] && 194 a->b[2] == b->b[2] && a->b[3] == b->b[3] && 195 a->b[4] == b->b[4] && a->b[5] == b->b[5]); 196 } 197 198 static __inline int 199 bdaddr_any(const bdaddr_t *a) 200 { 201 return (a->b[0] == 0 && a->b[1] == 0 && a->b[2] == 0 && 202 a->b[3] == 0 && a->b[4] == 0 && a->b[5] == 0); 203 } 204 205 static __inline void 206 bdaddr_copy(bdaddr_t *d, const bdaddr_t *s) 207 { 208 d->b[0] = s->b[0]; 209 d->b[1] = s->b[1]; 210 d->b[2] = s->b[2]; 211 d->b[3] = s->b[3]; 212 d->b[4] = s->b[4]; 213 d->b[5] = s->b[5]; 214 } 215 216 __END_DECLS 217 218 #endif /* ndef _BLUETOOTH_H_ */ 219 220