diff options
Diffstat (limited to 'lib/bluetooth.h')
| -rw-r--r-- | lib/bluetooth.h | 219 |
1 files changed, 219 insertions, 0 deletions
diff --git a/lib/bluetooth.h b/lib/bluetooth.h new file mode 100644 index 0000000..738e07a --- /dev/null +++ b/lib/bluetooth.h @@ -0,0 +1,219 @@ +/* + * + * BlueZ - Bluetooth protocol stack for Linux + * + * Copyright (C) 2000-2001 Qualcomm Incorporated + * Copyright (C) 2002-2003 Maxim Krasnyansky <maxk@qualcomm.com> + * Copyright (C) 2002-2010 Marcel Holtmann <marcel@holtmann.org> + * + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + * + */ + +#ifndef __BLUETOOTH_H +#define __BLUETOOTH_H + +#ifdef __cplusplus +extern "C" { +#endif + +#include <stdio.h> +#include <stdint.h> +#include <string.h> +#include <endian.h> +#include <byteswap.h> +#include <netinet/in.h> + +#ifndef AF_BLUETOOTH +#define AF_BLUETOOTH 31 +#define PF_BLUETOOTH AF_BLUETOOTH +#endif + +#define BTPROTO_L2CAP 0 +#define BTPROTO_HCI 1 +#define BTPROTO_SCO 2 +#define BTPROTO_RFCOMM 3 +#define BTPROTO_BNEP 4 +#define BTPROTO_CMTP 5 +#define BTPROTO_HIDP 6 +#define BTPROTO_AVDTP 7 + +#define SOL_HCI 0 +#define SOL_L2CAP 6 +#define SOL_SCO 17 +#define SOL_RFCOMM 18 + +#ifndef SOL_BLUETOOTH +#define SOL_BLUETOOTH 274 +#endif + +#define BT_SECURITY 4 +struct bt_security { + uint8_t level; +}; +#define BT_SECURITY_SDP 0 +#define BT_SECURITY_LOW 1 +#define BT_SECURITY_MEDIUM 2 +#define BT_SECURITY_HIGH 3 + +#define BT_DEFER_SETUP 7 + +#define BT_FLUSHABLE 8 + +#define BT_FLUSHABLE_OFF 0 +#define BT_FLUSHABLE_ON 1 + +/* Connection and socket states */ +enum { + BT_CONNECTED = 1, /* Equal to TCP_ESTABLISHED to make net code happy */ + BT_OPEN, + BT_BOUND, + BT_LISTEN, + BT_CONNECT, + BT_CONNECT2, + BT_CONFIG, + BT_DISCONN, + BT_CLOSED +}; + +/* Byte order conversions */ +#if __BYTE_ORDER == __LITTLE_ENDIAN +#define htobs(d) (d) +#define htobl(d) (d) +#define btohs(d) (d) +#define btohl(d) (d) +#elif __BYTE_ORDER == __BIG_ENDIAN +#define htobs(d) bswap_16(d) +#define htobl(d) bswap_32(d) +#define btohs(d) bswap_16(d) +#define btohl(d) bswap_32(d) +#else +#error "Unknown byte order" +#endif + +/* Bluetooth unaligned access */ +#define bt_get_unaligned(ptr) \ +({ \ + struct __attribute__((packed)) { \ + typeof(*(ptr)) __v; \ + } *__p = (void *) (ptr); \ + __p->__v; \ +}) + +#define bt_put_unaligned(val, ptr) \ +do { \ + struct __attribute__((packed)) { \ + typeof(*(ptr)) __v; \ + } *__p = (void *) (ptr); \ + __p->__v = (val); \ +} while(0) + +/* BD Address */ +typedef struct { + uint8_t b[6]; +} __attribute__((packed)) bdaddr_t; + +#define BDADDR_ANY (&(bdaddr_t) {{0, 0, 0, 0, 0, 0}}) +#define BDADDR_ALL (&(bdaddr_t) {{0xff, 0xff, 0xff, 0xff, 0xff, 0xff}}) +#define BDADDR_LOCAL (&(bdaddr_t) {{0, 0, 0, 0xff, 0xff, 0xff}}) + +/* Copy, swap, convert BD Address */ +static inline int bacmp(const bdaddr_t *ba1, const bdaddr_t *ba2) +{ + return memcmp(ba1, ba2, sizeof(bdaddr_t)); +} +static inline void bacpy(bdaddr_t *dst, const bdaddr_t *src) +{ + memcpy(dst, src, sizeof(bdaddr_t)); +} + +void baswap(bdaddr_t *dst, const bdaddr_t *src); +bdaddr_t *strtoba(const char *str); +char *batostr(const bdaddr_t *ba); +int ba2str(const bdaddr_t *ba, char *str); +int str2ba(const char *str, bdaddr_t *ba); +int ba2oui(const bdaddr_t *ba, char *oui); +int bachk(const char *str); + +int baprintf(const char *format, ...); +int bafprintf(FILE *stream, const char *format, ...); +int basprintf(char *str, const char *format, ...); +int basnprintf(char *str, size_t size, const char *format, ...); + +void *bt_malloc(size_t size); +void bt_free(void *ptr); + +int bt_error(uint16_t code); +char *bt_compidtostr(int id); + +typedef struct { + uint8_t data[16]; +} uint128_t; + +#if __BYTE_ORDER == __BIG_ENDIAN + +#define ntoh64(x) (x) + +static inline void ntoh128(const uint128_t *src, uint128_t *dst) +{ + memcpy(dst, src, sizeof(uint128_t)); +} + +static inline void btoh128(const uint128_t *src, uint128_t *dst) +{ + int i; + + for (i = 0; i < 16; i++) + dst->data[15 - i] = src->data[i]; +} + +#else + +static inline uint64_t ntoh64(uint64_t n) +{ + uint64_t h; + uint64_t tmp = ntohl(n & 0x00000000ffffffff); + + h = ntohl(n >> 32); + h |= tmp << 32; + + return h; +} + +static inline void ntoh128(const uint128_t *src, uint128_t *dst) +{ + int i; + + for (i = 0; i < 16; i++) + dst->data[15 - i] = src->data[i]; +} + +static inline void btoh128(const uint128_t *src, uint128_t *dst) +{ + memcpy(dst, src, sizeof(uint128_t)); +} + +#endif + +#define hton64(x) ntoh64(x) +#define hton128(x, y) ntoh128(x, y) +#define htob128(x, y) btoh128(x, y) + +#ifdef __cplusplus +} +#endif + +#endif /* __BLUETOOTH_H */ |