106 lines
3.0 KiB
C
106 lines
3.0 KiB
C
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/*
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* QEMU Bluetooth HCI helpers.
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*
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* Copyright (C) 2007 OpenMoko, Inc.
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* Written by Andrzej Zaborowski <andrew@openedhand.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
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* MA 02110-1301 USA
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*/
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/* BD Address */
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typedef struct {
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uint8_t b[6];
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} __attribute__((packed)) bdaddr_t;
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#define BDADDR_ANY (&(bdaddr_t) {{0, 0, 0, 0, 0, 0}})
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#define BDADDR_ALL (&(bdaddr_t) {{0xff, 0xff, 0xff, 0xff, 0xff, 0xff}})
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#define BDADDR_LOCAL (&(bdaddr_t) {{0, 0, 0, 0xff, 0xff, 0xff}})
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/* Copy, swap, convert BD Address */
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static inline int bacmp(const bdaddr_t *ba1, const bdaddr_t *ba2)
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{
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return memcmp(ba1, ba2, sizeof(bdaddr_t));
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}
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static inline void bacpy(bdaddr_t *dst, const bdaddr_t *src)
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{
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memcpy(dst, src, sizeof(bdaddr_t));
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}
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#define BAINIT(orig) { .b = { \
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(orig)->b[0], (orig)->b[1], (orig)->b[2], \
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(orig)->b[3], (orig)->b[4], (orig)->b[5], \
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}, }
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/* The twisted structures of a bluetooth environment */
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struct bt_device_s;
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struct bt_scatternet_s;
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struct bt_piconet_s;
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struct bt_link_s;
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struct bt_scatternet_s {
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struct bt_device_s *slave;
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};
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struct bt_link_s {
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struct bt_device_s *slave, *host;
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uint16_t handle; /* Master (host) side handle */
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uint16_t acl_interval;
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enum {
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acl_active,
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acl_hold,
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acl_sniff,
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acl_parked,
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} acl_mode;
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};
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struct bt_device_s {
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int lt_addr;
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bdaddr_t bd_addr;
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int mtu;
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int setup;
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struct bt_scatternet_s *net;
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uint8_t key[16];
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int key_present;
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uint8_t class[3];
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uint8_t reject_reason;
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uint64_t lmp_caps;
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const char *lmp_name;
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void (*lmp_connection_request)(struct bt_link_s *link);
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void (*lmp_connection_complete)(struct bt_link_s *link);
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void (*lmp_disconnect_master)(struct bt_link_s *link);
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void (*lmp_disconnect_slave)(struct bt_link_s *link);
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void (*lmp_acl_data)(struct bt_link_s *link, const uint8_t *data,
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int start, int len);
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void (*lmp_acl_resp)(struct bt_link_s *link, const uint8_t *data,
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int start, int len);
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void (*lmp_mode_change)(struct bt_link_s *link);
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void (*handle_destroy)(struct bt_device_s *device);
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struct bt_device_s *next; /* Next in the piconet/scatternet */
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int inquiry_scan;
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int page_scan;
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uint16_t clkoff; /* Note: Always little-endian */
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};
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/* bt.c */
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void bt_device_init(struct bt_device_s *dev, struct bt_scatternet_s *net);
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void bt_device_done(struct bt_device_s *dev);
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