〖Android〗(how-to) fix k860/k860i buletooth.

bluedroid.so for k860/k860i 

1./media/Enjoy/AndroidCode/cm10.1/device/lenovo/stuttgart/bluetooth/bluetooth.c [new file]

/*
 * Copyright (C) 2008 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#define LOG_TAG "bluedroid"

#include <errno.h>
#include <fcntl.h>
#include <stdlib.h>
#include <sys/ioctl.h>
#include <sys/socket.h>
#include <sys/types.h>
#include <sys/stat.h>

#include <cutils/log.h>
#include <cutils/properties.h>

#include <bluetooth/bluetooth.h>
#include <bluedroid/bluetooth.h>
#include "private/android_filesystem_config.h"
#include "../../../device/lenovo/stuttgart/bluetooth/include/hci.h"
#include "../../../device/lenovo/stuttgart/bluetooth/include/hci_lib.h"
/* signal to trigger on/off action depending on internal/external state.
 * It is required by soft on/off and bt on/off when fm is already on.
 * WARNING SIGUSR1 is used for kernel driver io signalling! */
#ifndef BTL_FM_BT_ON_OFF_SIGNAL
#define BTL_BT_FM_ON_OFF_SIGNAL SIGUSR2
#endif

#ifndef HCI_DEV_ID
#define HCI_DEV_ID 0
#endif

#define HCID_STOP_DELAY_USEC 500000
// Added this to check the time taken for a Bluetooth enable/disable
#define BT_ONOFF_PROFILE_ENABLED 1

#define MIN(x,y) (((x)<(y))?(x):(y))

#define BRCM_PROPERTY_BT_ACTIVATION  "service.brcm.bt.activation"
#define DTUN_PROPERTY_SERVER_ACTIVE  "service.brcm.bt.srv_active"
#define DTUN_PROPERTY_HCID_ACTIVE    "service.brcm.bt.hcid_active"
#define BRCM_PROPERTY_BTLD_PID      "service.brcm.bt.btld_pid" // PID of the btld process. This is needed to send the signal in the case of soft_onoff
#define BRCM_PROPERTY_SOFT_ONOFF_ENABLE "service.brcm.bt.soft_onoff" //Property to test if soft_onoff is enabled

#define START_DAEMON_PROPERTY_CHECK_DELAY_US 500000
#define START_DAEMON_PROPERTY_CHECK_TIMEOUT_SECS 10
#define START_DAEMON_PROPERTY_CHECK_TIMEOUT_RETRY_COUNT ((START_DAEMON_PROPERTY_CHECK_TIMEOUT_SECS*1000000)/START_DAEMON_PROPERTY_CHECK_DELAY_US)

#define STOP_DAEMON_PROPERTY_CHECK_DELAY_US 200000
#define STOP_DAEMON_PROPERTY_CHECK_TIMEOUT_SECS 10
#define STOP_DAEMON_PROPERTY_CHECK_TIMEOUT_RETRY_COUNT ((STOP_DAEMON_PROPERTY_CHECK_TIMEOUT_SECS*1000000)/STOP_DAEMON_PROPERTY_CHECK_DELAY_US)


static int retry_cnt = 0;
static int rfkill_id = -1;
static char *rfkill_state_path = NULL;
static const char BT_MAC_TEMPLATE[]   = "/system/etc/bluetooth/bdaddr_mac";
static const char BT_MAC_FILE[]       = "/data/misc/bluetoothd/bdaddr_mac";

char bt_mac_addr[13]; 
//  /system/etc/bluetooth/bdaddr_mac
// START - FM & BT ON/OFF handling
//
// Implementation of new methods of enable/disable for BT and FM
//
typedef enum {
    BTOFF_FMOFF,
    BTON_FMOFF,
    BTOFF_FMON,
    BTON_FMON
} eBT_FM_STATE;

// FM and BT state action
typedef enum {
    BT_OFF,
    BT_ON,
    FM_OFF,
    FM_ON
} eBT_FM_STATE_ACTION;

/* TODO: maybe use end state instead */
typedef enum {
    BTLD_CTRL,          /* start/stop btld daemon unconditionally */
    BTLD_CTRL_NO_SW,    /* start/stop control depending if soft on/off disabled */
    BTLD_SIG,           /* signal start/stop of BT. btld is already running */
    BTLD_SIG_NO_SW      /* btld core stack and bta fm already running */
} BTLD_CONTROL_ACTION_t;

// forward declaration of state machine routines
extern int BTOFF_FMOFF_handling(eBT_FM_STATE_ACTION st);
extern int BTON_FMOFF_handling(eBT_FM_STATE_ACTION st);
extern int BTOFF_FMON_handling(eBT_FM_STATE_ACTION st);
extern int BTON_FMON_handling(eBT_FM_STATE_ACTION st);

static int dtun_property_is_active(char *property);
static int is_bluetoothd_stopped(void);
static int is_bluetoothd_stopped();

// Mutex to handle concurrent access to the state machine
static pthread_mutex_t bt_on_off_state_mutex;
static int bt_on_off_mutex_initialized = 0;
static volatile eBT_FM_STATE bt_current_state = BTOFF_FMOFF;
#define BT_LOCK_MUTEX() { \
                if (!bt_on_off_mutex_initialized) \
                { \
                    bt_on_off_mutex_initialized = 1; \
                    pthread_mutex_init(&bt_on_off_state_mutex, NULL); \
                } \
                pthread_mutex_lock(&bt_on_off_state_mutex); \
            }


#define BT_UNLOCK_MUTEX() { \
                pthread_mutex_unlock(&bt_on_off_state_mutex); \
              }

// use to enable/disable BT functionality when btld is loaded for FM
#define CFG_BT_ACTIVE_STATUS "bluedroid.active"

typedef int (*pFunct_ON_OFF_handling) (eBT_FM_STATE_ACTION st);
// State machine function pointer, default state BT and FM are OFF
const pFunct_ON_OFF_handling BT_FM_state_handling[] = {
    BTOFF_FMOFF_handling,
    BTON_FMOFF_handling,
    BTOFF_FMON_handling,
    BTON_FMON_handling
};

//
// END - FM & BT ON/OFF handling
//



//////////////////////////////////////////////////////////////////
//
/* TODO: Remove this once legacy hciattach is removed */
static const char * get_hciattach_script() {
    if (access("/dev/ttyHS0", F_OK)) {
        ALOGD("Using legacy uart driver (115200 bps)");
        return "hciattach_legacy";
    } else {
        ALOGD("Using high speed uart driver (4 Mbps)");
        return "hciattach";
    }
}

static pid_t btld_get_pid()
{
    char value[PROPERTY_VALUE_MAX];
    pid_t pid;

    /* default if not set it 0 */
    property_get(BRCM_PROPERTY_BTLD_PID, value, "0");
    ALOGV("btl_get_pid : %s = %s\n", BRCM_PROPERTY_BTLD_PID, value);

    sscanf(value, "%d", &pid);
    return pid;
}

static int btld_is_soft_onoff_enabled()
{
    char value[PROPERTY_VALUE_MAX];
    int enabled=0;

    /* default if not set it 0 */
    property_get(BRCM_PROPERTY_SOFT_ONOFF_ENABLE, value, "0");
    ALOGV("btl_get_soft_onoff_enabled : %s = %s\n", BRCM_PROPERTY_SOFT_ONOFF_ENABLE, value);

    sscanf(value, "%d", &enabled);
    return enabled;
}

/* sends sig to btld for on or off */
/* returns: 0: success, negative: failed */
static int btl_send_on_off_signal( int sig )
{
    int ret_val = 0;
    pid_t pid = btld_get_pid();
    ALOGI("btl_send_on_off_signal():Sending signal %d to bt daemon %d ", sig , pid );

    if (pid > 0)
    {
        kill(pid, sig);
    }
    else
    {
        ret_val = -1;
    }
    return ret_val;
} /* btl_send_on_off_signal() */


///////////////////////////////////////////////////////////////////
//
static void bt_start_daemons( const BTLD_CONTROL_ACTION_t ctl_act )
{
    int soft_on_off = btld_is_soft_onoff_enabled();

    ALOGI( "bt_start_daemons( ctl_act: %d ), soft_on_off: %d:Starting daemons...", ctl_act, soft_on_off );

    if ( (1==soft_on_off) && (ctl_act==BTLD_CTRL_NO_SW) )
    {
        ALOGI( "soft_on_off enabled, ignore ctrl" );
        return;
    }
    if ( (0==soft_on_off) && (ctl_act==BTLD_SIG_NO_SW) )
    {
        ALOGI( "soft_on_off is not enabled, ignore signal" );
        return;
    }
    /* BT power is controlled by btld */

    if (is_hciattach_enabled())
    {
        // if running on target make sure we initialize HW chip using hciattach
        if (!is_emulator_context("hciattach"))
        {
            ALOGI("Starting hciattach daemon");

            if (property_set("ctl.start", "hciattach") < 0) {
                ALOGE("Failed to start hciattach");
                return;
            }

            sleep(2);

            // once initialized we need to make sure that the serial port is freed up
            ALOGI("Now stopping hciattach daemon");
            if (property_set("ctl.stop", "hciattach") < 0) {
                ALOGE("Failed to start hciattach");
                return;
            }

            sleep(1);
        }
    }

    /* Check to see if soft_onoff is enabled, then send the signal */
    if ( (ctl_act==BTLD_SIG) || (ctl_act==BTLD_SIG_NO_SW) )
    {
        if ( 0 > btl_send_on_off_signal( BTL_BT_FM_ON_OFF_SIGNAL ) )
        {
            ALOGE( "Fail: Invalid BTLD PID. Unable to send BT ENABLE signal " );
            return;
        }
        // Commented out: In the case where soft on/off is enabled and BT was turned on
        // after FM was turned on, we still need to fall-through to start bluetoothd.
        //if (ctl_act==BTLD_SIG_NO_SW)
        //{
        //    /* soft on/off is off belows daemons should already be running */
        //    LOGI( "signalling btld only!" );
        //    return;
        //}
    }
    else
    {
        ALOGI("Starting btld...");
        if (property_set("ctl.start", "btld") < 0) {
           ALOGE("Failed to start btld");
           return;
        }
    }

    retry_cnt=START_DAEMON_PROPERTY_CHECK_TIMEOUT_RETRY_COUNT;
    while (--retry_cnt && (dtun_property_is_active(DTUN_PROPERTY_SERVER_ACTIVE)==0))
        usleep(START_DAEMON_PROPERTY_CHECK_DELAY_US);

    ALOGI("BTLD start retry count %d/%d", 
         START_DAEMON_PROPERTY_CHECK_TIMEOUT_RETRY_COUNT-retry_cnt, 
         START_DAEMON_PROPERTY_CHECK_TIMEOUT_RETRY_COUNT);

    if (retry_cnt == 0) {
        ALOGE("btld start timed out");
        return;
    }

    ALOGI("Starting bluetoothd deamon");
    if (property_set("ctl.start", "bluetoothd") < 0) {
        ALOGE("Failed to start bluetoothd");
        return;
    }

    retry_cnt=START_DAEMON_PROPERTY_CHECK_TIMEOUT_RETRY_COUNT;
    while (--retry_cnt && (dtun_property_is_active(DTUN_PROPERTY_HCID_ACTIVE)==0) )
        usleep(START_DAEMON_PROPERTY_CHECK_DELAY_US);

    ALOGI("bluetoothd start retry count %d/%d",
         START_DAEMON_PROPERTY_CHECK_TIMEOUT_RETRY_COUNT-retry_cnt,
         START_DAEMON_PROPERTY_CHECK_TIMEOUT_RETRY_COUNT);

    if (retry_cnt == 0) {
        ALOGE("bluetoothd start timed out");
        return;
    }

    ALOGI("bt_start_daemons(): Starting daemons... Done!");
}

/*
 * Function:    bt_stop_daemons
 *              stop daemons depending on input params
 * params:
 *  ctl_act:    BTLD_CTRL : kill btld and related process
 *              BTLD_SIG  : only send a signal (E.g. FM is still running)
 *              _NO_SW : take soft/on off state into account
 */
static void bt_stop_daemons( const BTLD_CONTROL_ACTION_t ctl_act )
{
    int bluetoothd_stopped = 0;
    int btld_stopped = 0;
    int soft_on_off = btld_is_soft_onoff_enabled();

    ALOGI(" bt_stop_daemons( ctl_act: %d ), soft_on_off: %d: Stopping daemons...", ctl_act, soft_on_off );

    if ( (1==soft_on_off) && (ctl_act==BTLD_CTRL_NO_SW) )
    {
        ALOGI( "bt_stop_daemons(): soft on_off enabled ignore ctrl off" );
        return;
    }

    if ( (0==soft_on_off) && (ctl_act==BTLD_SIG_NO_SW) )
    {
        ALOGI( "bt_stop_daemons(): soft on_off is not enabled ignore signal off" );
        return;
    }
    ALOGI("Stopping bluetoothd...");
    if (property_set("ctl.stop", "bluetoothd") < 0) {
        ALOGE("Failed to stop bluetoothd");
        return;
    }

    if (ctl_act==BTLD_SIG || ctl_act==BTLD_SIG_NO_SW) {
        if ( 0 > btl_send_on_off_signal( BTL_BT_FM_ON_OFF_SIGNAL ) )
        {
            ALOGE( "Fail: Invalid BTLD PID. Unable to send BT DISABLE signal " );
            return;
        }
        //Also, in this case, we do not have to specifically wait for btld to stop
        if ( 0==soft_on_off )
        {
            /* in case of BTLD_SIG, we just want to disable BT with FM leaving up and running. so just
             * return to callee */
            return;
        }
        /*  so just the flag to true: TODO: maybe even in soft on/off we can just jump out? */
        btld_stopped = 1;
    } else {
        ALOGI("Stopping btld...");
        if (property_set("ctl.stop", "btld") < 0) {
            ALOGE("Failed to stop btld");
            return;
        }
    }

    // Wait until both bluetoothd and btld daemons are down
    ALOGI("Wait until all daemons are stopped, or timed out...");
    retry_cnt = STOP_DAEMON_PROPERTY_CHECK_TIMEOUT_RETRY_COUNT;
    while ((bluetoothd_stopped == 0 || btld_stopped == 0) && --retry_cnt) {

#if 0
        if (bluetoothd_stopped == 0 && dtun_property_is_active(DTUN_PROPERTY_HCID_ACTIVE) == 0) {
                property_set(DTUN_PROPERTY_HCID_ACTIVE, "0");
            }
            bluetoothd_stopped = 1;
        }
#else
        if (bluetoothd_stopped == 0 && is_bluetoothd_stopped() == 1) {
                        ALOGI("bluetoothd has stopped");
                if (dtun_property_is_active(DTUN_PROPERTY_HCID_ACTIVE) == 1) {
                                ALOGI("But dtun_property_hcid_active is still 1. So clearing it...");
                                property_set(DTUN_PROPERTY_HCID_ACTIVE, "0");
                }
                        bluetoothd_stopped = 1;
        }
#endif    

        if (btld_stopped == 0 && dtun_property_is_active(DTUN_PROPERTY_SERVER_ACTIVE) == 0) {
            btld_stopped = 1;
        }

        if (bluetoothd_stopped == 0 || btld_stopped == 0) {
            usleep(STOP_DAEMON_PROPERTY_CHECK_DELAY_US);
        }
    }

    ALOGW("Daemon stop waiting count %d/%d",
         STOP_DAEMON_PROPERTY_CHECK_TIMEOUT_RETRY_COUNT-retry_cnt,
         STOP_DAEMON_PROPERTY_CHECK_TIMEOUT_RETRY_COUNT);

    if (retry_cnt == 0 && (bluetoothd_stopped == 0 || btld_stopped == 0)) {
        if (bluetoothd_stopped == 0) {
            ALOGW("bluetoothd stop timed out");
            property_set(DTUN_PROPERTY_HCID_ACTIVE, "0");
        }
        if (btld_stopped == 0) {
            ALOGW("btld stop timed out");
            property_set(DTUN_PROPERTY_SERVER_ACTIVE, "0");
        }
    }


    /* BT chip power is controleled by btld */

    ALOGI("Stopping daemons... Done!");
}


///////////////////////////////////////////////////////////////////
// BTOFF_FMOFF_handling
//
// On entry the current state is BT_OFF and FM_OFF
int BTOFF_FMOFF_handling(eBT_FM_STATE_ACTION st)
{
    // Only BT_ON and FM_ON are handled in this state
    ALOGI("BTOFF_FMOFF_handling");
    BT_LOCK_MUTEX()
    switch(st)
    {
    case BT_ON:
        // load btld for BT
        ALOGI("BTOFF_FMOFF_handling : receiving BT_ON");
        // Ask btld to activate BT functionality 
        property_set(BRCM_PROPERTY_BT_ACTIVATION, "1");
        /* Start the daemons irrespective of soft_onoff status
        * but we need to send the right signal BTLD_CTRL or BTLD_SIG
        * depending on whether on/off is enabled or not. */
        bt_start_daemons( (btld_is_soft_onoff_enabled() == 1) ? BTLD_SIG : BTLD_CTRL );
        bt_current_state = BTON_FMOFF;
        ALOGI("New state is BTON_FMOFF_handling");
        break;
    case FM_ON:
        // load btld for FM
        ALOGI("BTOFF_FMOFF_handling : receiving FM_ON");
        property_set(BRCM_PROPERTY_BT_ACTIVATION, "0");
        /* if soft_onoff is enabled, btld is already preloaded and no need to start it for FM which
         * already is ready to be used. If btld soft on off is not enabled, it will just start the btld */            
        bt_start_daemons( BTLD_CTRL_NO_SW );
        bt_current_state = BTOFF_FMON;
        ALOGI("New state is BTOFF_FMON_handling");
        break;
    default: break;
    }
    BT_UNLOCK_MUTEX()
    return 0;
}


///////////////////////////////////////////////////////////////////
// BTON_FMOFF_handling
//
// On entry the current state is BT_ON and FM_OFF
int BTON_FMOFF_handling(eBT_FM_STATE_ACTION st)
{
// Only BT_OFF and FM_ON are handled in this state
    ALOGI("BTON_FMOFF_handling");

    BT_LOCK_MUTEX()
    switch(st)
    {
    case BT_OFF:
        // FM is off so unload btld
        ALOGI("BTON_FMOFF_handling : receiving BT_OFF");
        property_set(BRCM_PROPERTY_BT_ACTIVATION, "0");
       /* Killed btld and all associated daemons independent of soft on/off
        * but we need to send the right signal BTLD_CTRL or BTLD_SIG
        * depending on whether on/off is enabled or not. */
        bt_stop_daemons( (btld_is_soft_onoff_enabled() == 1) ? BTLD_SIG : BTLD_CTRL );
        bt_current_state = BTOFF_FMOFF;
        ALOGI("New state is BTOFF_FMOFF_handling");
        break;
    case FM_ON:
        // as BT is on so btld is already loaded
        ALOGI("TON_FMOFF_handling : receiving FM_ON");
        // btld has been loaded, just update the state machine state;
        bt_current_state = BTON_FMON;
        ALOGI("New state is BTON_FMON_handling");
        break;
    default: break;
    }
    BT_UNLOCK_MUTEX()
    return 0;
}

///////////////////////////////////////////////////////////////////
// BTOFF_FMON_handling
//
// On entry the current state is BT_OFF and FM_ON
int BTOFF_FMON_handling(eBT_FM_STATE_ACTION st)
{
// Only BT_ON and FM_OFF are handled in this state
    ALOGI("BTOFF_FMON_handling");
    BT_LOCK_MUTEX()
    switch(st)
    {
    case BT_ON:
        // As FM is on and btld is already loaded, so just initialize BT
        ALOGI("BTOFF_FMON_handling : receiving BT_ON");
        property_set(BRCM_PROPERTY_BT_ACTIVATION, "1");
        /* btld is already loaded, just need to initiate the  BT
        *
        */        
        bt_start_daemons( BTLD_SIG_NO_SW );        
        bt_current_state = BTON_FMON;
        ALOGI("$#$#$#$# New state is BTON_FMON_handling");
        break;
    case FM_OFF:
        // as BT is off so stop bt dameons
        ALOGI("BTOFF_FMON_handling : receiving FM_OFF");
        /*
        btld is running but BT is already off, just send the control
        */
        bt_stop_daemons( BTLD_CTRL_NO_SW );

        property_set(BRCM_PROPERTY_BT_ACTIVATION, "0");
        bt_current_state = BTOFF_FMOFF;
        ALOGI("New state is BTOFF_FMOFF_handling");
        break;
    default: break;
    }
    BT_UNLOCK_MUTEX()
    return 0;
}

///////////////////////////////////////////////////////////////////
// BTON_FMON_handling
//
// On entry the current state is BT_ON and FM_ON
int BTON_FMON_handling(eBT_FM_STATE_ACTION st)
{
    // Only BT_OFF and FM_OFF are handled in this state
    ALOGI("BTON_FMON_handling");
    BT_LOCK_MUTEX()
    switch(st)
    {
    case BT_OFF:
        // as FM is still on, so keep btld loaded
        ALOGI("BTON_FMON_handling : receiving BT_OFF");
        bt_current_state = BTOFF_FMON;
        property_set(BRCM_PROPERTY_BT_ACTIVATION, "0");
        /* btld is already running & both BT & FM are running
        */        
        bt_stop_daemons( BTLD_SIG_NO_SW);
        ALOGI("New state is BTOFF_FMON_handling");
        break;
    case FM_OFF:
        // As BT is still on, so keep btld loaded
        ALOGI("BTON_FMON_handling : receiving FM_OFF");
        // BT is still on so just update the state machine state
        bt_current_state = BTON_FMOFF;
        ALOGI("New state is BTON_FMOFF_handling");
        break;
    default: break;
    }
    BT_UNLOCK_MUTEX()
    return 0;
}

#ifdef BT_ALT_STACK

static int bt_emul_enable = 0;
int is_emulator_context(char *msg) {
    char value[PROPERTY_VALUE_MAX];
    property_get("ro.kernel.qemu", value, "0");
    ALOGV("[%s] is_emulator_context : %s\n", msg, value);   
    if (strcmp(value, "1") == 0) {
        return 1;
    }
    return 0;
}

int is_rfkill_disabled(void) {
    char value[PROPERTY_VALUE_MAX];
    property_get("ro.rfkilldisabled", value, "0");
    ALOGV("is_rfkill_disabled ? [%s]\n", value);   
    if (strcmp(value, "1") == 0) {
        return 1;
    }
    return 0;
}

int is_hciattach_enabled(void) {
    char value[PROPERTY_VALUE_MAX];
    property_get("ro.hciattach_enabled", value, "0");
    ALOGV("is_hciattach_enabled ? [%s]\n", value);
    if (strcmp(value, "1") == 0) {
        return 1;
    }
    return 0;
}

#else

int is_emulator_context(char *msg) {return 0;}
int is_rfkill_disabled(void) { return 0;}
int is_hciattach_enabled(void) {return 0;}


#endif

int is_bluetoothd_stopped() {
    char value[PROPERTY_VALUE_MAX];

    /* default if not set it 0 */
    property_get("init.svc.bluetoothd", value, "running");

    ALOGV("is_bluetooth_stopped : %s\n", value);

    if (strcmp(value, "stopped") == 0) {
        return 1;
    }
    return 0;
}

int dtun_property_is_active(char *property) {
    char value[PROPERTY_VALUE_MAX];

    /* default if not set it 0 */
    property_get(property, value, "0");

    ALOGV("dtun_property_is_active : %s=%s\n", property, value);

    if (strcmp(value, "1") == 0) {
        return 1;
    }
    return 0;
}

static int init_rfkill() {
    char path[64];
    char buf[16];
    int fd;
    int sz;
    int id;

    if (is_rfkill_disabled())
        return 0;

    for (id = 0; ; id++) {
        snprintf(path, sizeof(path), "/sys/class/rfkill/rfkill%d/type", id);
        fd = open(path, O_RDONLY);
        if (fd < 0) {
            ALOGW("open(%s) failed: %s (%d)\n", path, strerror(errno), errno);
            return -1;
        }
        sz = read(fd, &buf, sizeof(buf));
        close(fd);
        if (sz >= 9 && memcmp(buf, "bluetooth", 9) == 0) {
            rfkill_id = id;
            break;
        }
    }

    asprintf(&rfkill_state_path, "/sys/class/rfkill/rfkill%d/state", rfkill_id);
    return 0;
}

static int check_bluetooth_power() {
    int sz;
    int fd = -1;
    int ret = -1;
    char buffer;

    /* notify always on if no rfkill support */
    if (is_rfkill_disabled())
       return 1;

    if (rfkill_id == -1) {
        if (init_rfkill()) goto out;
    }

    fd = open(rfkill_state_path, O_RDONLY);
    if (fd < 0) {
        ALOGE("open(%s) failed: %s (%d)", rfkill_state_path, strerror(errno),
             errno);
        goto out;
    }
    sz = read(fd, &buffer, 1);
    if (sz != 1) {
        ALOGE("read(%s) failed: %s (%d)", rfkill_state_path, strerror(errno),
             errno);
        goto out;
    }

    switch (buffer) {
    case '1':
        ret = 1;
        break;
    case '0':
        ret = 0;
        break;
    }

out:
    if (fd >= 0) close(fd);
    return ret;
}

static int set_bluetooth_power(int on) {
    int sz;
    int fd = -1;
    int ret = -1;
    const char buffer = (on ? '1' : '0');
    /* check if we have rfkill interface */
    if (is_rfkill_disabled())
       return 0;

    if (rfkill_id == -1) {
        if (init_rfkill()) goto out;
    }

    fd = open(rfkill_state_path, O_WRONLY);
    if (fd < 0) {
        ALOGE("open(%s) for write failed: %s (%d)", rfkill_state_path,
             strerror(errno), errno);
        goto out;
    }
    sz = write(fd, &buffer, 1);
    if (sz < 0) {
        ALOGE("write(%s) failed: %s (%d)", rfkill_state_path, strerror(errno),
             errno);
        goto out;
    }
    ret = 0;

out:
    if (fd >= 0) close(fd);
    return ret;
}

static inline int create_hci_sock() {
    int sk = socket(AF_BLUETOOTH, SOCK_RAW, BTPROTO_HCI);
    if (sk < 0) {
        ALOGE("Failed to create bluetooth hci socket: %s (%d)",
             strerror(errno), errno);
    }
    return sk;
}

static double
timediff(t1, t2)
    struct timeval *t1, *t2;
{
    if (t2->tv_usec >= t1->tv_usec)
        return t2->tv_sec - t1->tv_sec +
            (double)(t2->tv_usec - t1->tv_usec) / 1000000;

    return t2->tv_sec - t1->tv_sec - 1 +
        (double)(1000000 + t2->tv_usec - t1->tv_usec) / 1000000;
}

int ensure_bt_mac_file_exists()
{
    char buf[2048];
    int srcfd, destfd;
    int nread;

    if (access(BT_MAC_FILE, R_OK|W_OK) == 0) {
        return 0;
    } else if (errno != ENOENT) {
        ALOGE("Cannot access \"%s\": %s", BT_MAC_FILE, strerror(errno));
        return -1;
    }

    srcfd = open(BT_MAC_TEMPLATE, O_RDONLY);
    if (srcfd < 0) {
        ALOGE("Cannot open \"%s\": %s", BT_MAC_TEMPLATE, strerror(errno));
        return -1;
    }

    destfd = open(BT_MAC_FILE, O_CREAT|O_WRONLY, 0660);
    if (destfd < 0) {
        close(srcfd);
        ALOGE("Cannot create \"%s\": %s", BT_MAC_FILE, strerror(errno));
        return -1;
    }

    while ((nread = read(srcfd, buf, sizeof(buf))) != 0) {
        if (nread < 0) {
            ALOGE("Error reading \"%s\": %s", BT_MAC_TEMPLATE, strerror(errno));
            close(srcfd);
            close(destfd);
            unlink(BT_MAC_FILE);
            return -1;
        }
        write(destfd, buf, nread);
    }

    close(destfd);
    close(srcfd);

    if (chown(BT_MAC_FILE, AID_SYSTEM, AID_BLUETOOTH) < 0) {
        ALOGE("Error changing group ownership of %s to %d: %s",
             BT_MAC_FILE, AID_BLUETOOTH, strerror(errno));
        unlink(BT_MAC_FILE);
        return -1;
    }
    return 0;
}

static int get_bt_mac(void) {
    char driver_status[PROPERTY_VALUE_MAX];
    FILE *bt_mac_addr_handle;
    char bt_addr[13];
    int i=0;
   // char mac_addr[sizeof(COMP_CODE_TAG)+4];  

    if (ensure_bt_mac_file_exists() < 0) {
         ALOGE("Could not get bt_mac file");
        return 0;
    }
    if ((bt_mac_addr_handle = fopen(BT_MAC_FILE, "r+")) == NULL) {
        ALOGD("imei_get:Could not open %s: %s", BT_MAC_FILE, strerror(errno));
        return 0;
    }

    if((fgets(bt_addr, sizeof(bt_addr), bt_mac_addr_handle)) == NULL)
     {
              ALOGE("imei_get:not get bt address  " ); 
              fclose(bt_mac_addr_handle);
              return 0;
     }
    else
     {
            ALOGE("imei_get:bt_addr = %s:", bt_addr);
            memcpy(bt_mac_addr,bt_addr,sizeof(bt_addr));
            ALOGE("imei_get:bt_mac_addr = %s:", bt_addr);
            fclose(bt_mac_addr_handle);
            return 1;
    }
}

int bt_enable() {
    ALOGI("bt_enable...");
//davied add
        char value[13]; 
        int bt_mac_len;
        ALOGE("imei_get: bt_enable() ");      
        bt_mac_len = property_get("service.brcm.bt.mac", value, NULL);
        if(bt_mac_len <= 0)
        { 
 
            if (get_bt_mac()) 
             {      
                  property_set("service.brcm.bt.mac",bt_mac_addr);            
                  ALOGE("imei_get: bt_mac  = %s ",bt_mac_addr);     
             } 
            else  
             {
                  ALOGE("imei_get: get_bt_mac fail");
                  system("imei_get");
             }
            
            
            ALOGE("imei_get: bt_mac= %s ",bt_mac_addr);   
         }
        else
        {
               ALOGE("imei_get: value= %s ",value);      
        }
//--

#ifdef BT_ONOFF_PROFILE_ENABLED
    {
        struct timeval start_time, end_time;
        int ret;
        gettimeofday(&start_time, NULL);
        ret = BT_FM_state_handling[bt_current_state](BT_ON);
        gettimeofday(&end_time, NULL);
        ALOGI("PROFILE:bt_enable: Turnaround time: %f seconds", timediff(&start_time, &end_time));
        return ret;
     }
#else
    return BT_FM_state_handling[bt_current_state](BT_ON);
#endif
}

int bt_disable() {
    int ret;

    ALOGI("bt_disable...");
#ifdef BT_ONOFF_PROFILE_ENABLED
    {
        struct timeval start_time, end_time;
        int ret;
        gettimeofday(&start_time, NULL);
        ret = BT_FM_state_handling[bt_current_state](BT_OFF);
        sleep( 1 ); //Start-up was being allowed before shut-down was complete so...
        gettimeofday(&end_time, NULL);
        ALOGI("PROFILE:bt_disable: Turnaround time: %f seconds", timediff(&start_time, &end_time));
        return ret;
    }
#else
    ret = BT_FM_state_handling[bt_current_state](BT_OFF);

    sleep( 1 ); //Start-up was being allowed before shut-down was complete so...

    return ret;
#endif
}

int bt_is_enabled() {
    ALOGV(__FUNCTION__);

    int hci_sock = -1;
    int ret = -1;
    struct hci_dev_info dev_info;


    // Check power first
    ret = check_bluetooth_power();
    if (ret == -1 || ret == 0) goto out;

    ret = -1;

    // Power is on, now check if the HCI interface is up
    hci_sock = create_hci_sock();
    if (hci_sock < 0) goto out;

    dev_info.dev_id = HCI_DEV_ID;
    if (ioctl(hci_sock, HCIGETDEVINFO, (void *)&dev_info) < 0) {
        ret = 0;
        goto out;
    }

    ret = hci_test_bit(HCI_UP, &dev_info.flags);

out:
    if (hci_sock >= 0) close(hci_sock);
    return ret;
}

int fm_enable() {

    ALOGI(__FUNCTION__);
    return BT_FM_state_handling[bt_current_state](FM_ON);
}

int fm_disable() {

    ALOGI(__FUNCTION__);
    return BT_FM_state_handling[bt_current_state](FM_OFF);
}

int get_current_state(){
    ALOGI(__FUNCTION__);
    return bt_current_state;
}

int ba2str(const bdaddr_t *ba, char *str) {
    return sprintf(str, "%2.2X:%2.2X:%2.2X:%2.2X:%2.2X:%2.2X",
                ba->b[5], ba->b[4], ba->b[3], ba->b[2], ba->b[1], ba->b[0]);
}

int str2ba(const char *str, bdaddr_t *ba) {
    int i;
    for (i = 5; i >= 0; i--) {
        ba->b[i] = (uint8_t) strtoul(str, (char **) &str, 16);
        str++;
    }
    return 0;
}

2. /media/Enjoy/AndroidCode/cm10.1/device/lenovo/stuttgart/bluetooth/include/hci.h [new file]

/****************************************************************************
 ****************************************************************************
 ***
 ***   This header was automatically generated from a Bluez header
 ***   of the same name, to make information necessary for userspace to
 ***   call into the kernel available to Android. It contains only constants,
 ***   structures, and macros generated from the original header, and thus,
 ***   contains no copyrightable information.
 ***
 ****************************************************************************
 ****************************************************************************/
#ifndef __HCI_H
#define __HCI_H

#ifdef __cplusplus
#endif
#include <sys/socket.h>
#include <sys/ioctl.h>
#define HCI_MAX_DEV 16
#define HCI_MAX_ACL_SIZE 1024
#define HCI_MAX_SCO_SIZE 255
#define HCI_MAX_EVENT_SIZE 260
#define HCI_MAX_FRAME_SIZE (HCI_MAX_ACL_SIZE + 4)
#define HCI_DEV_REG 1
#define HCI_DEV_UNREG 2
#define HCI_DEV_UP 3
#define HCI_DEV_DOWN 4
#define HCI_DEV_SUSPEND 5
#define HCI_DEV_RESUME 6
#define HCI_VIRTUAL 0
#define HCI_USB 1
#define HCI_PCCARD 2
#define HCI_UART 3
#define HCI_RS232 4
#define HCI_PCI 5
#define HCI_SDIO 6
#define HCIDEVUP _IOW('H', 201, int)
#define HCIDEVDOWN _IOW('H', 202, int)
#define HCIDEVRESET _IOW('H', 203, int)
#define HCIDEVRESTAT _IOW('H', 204, int)
#define HCIGETDEVLIST _IOR('H', 210, int)
#define HCIGETDEVINFO _IOR('H', 211, int)
#define HCIGETCONNLIST _IOR('H', 212, int)
#define HCIGETCONNINFO _IOR('H', 213, int)
#define HCIGETAUTHINFO _IOR('H', 215, int)
#define HCISETRAW _IOW('H', 220, int)
#define HCISETSCAN _IOW('H', 221, int)
#define HCISETAUTH _IOW('H', 222, int)
#define HCISETENCRYPT _IOW('H', 223, int)
#define HCISETPTYPE _IOW('H', 224, int)
#define HCISETLINKPOL _IOW('H', 225, int)
#define HCISETLINKMODE _IOW('H', 226, int)
#define HCISETACLMTU _IOW('H', 227, int)
#define HCISETSCOMTU _IOW('H', 228, int)
#define HCISETSECMGR _IOW('H', 230, int)
#define HCIINQUIRY _IOR('H', 240, int)
#ifndef __NO_HCI_DEFS
#define HCI_COMMAND_PKT 0x01
#define HCI_ACLDATA_PKT 0x02
#define HCI_SCODATA_PKT 0x03
#define HCI_EVENT_PKT 0x04
#define HCI_VENDOR_PKT 0xff
#define HCI_2DH1 0x0002
#define HCI_3DH1 0x0004
#define HCI_DM1 0x0008
#define HCI_DH1 0x0010
#define HCI_2DH3 0x0100
#define HCI_3DH3 0x0200
#define HCI_DM3 0x0400
#define HCI_DH3 0x0800
#define HCI_2DH5 0x1000
#define HCI_3DH5 0x2000
#define HCI_DM5 0x4000
#define HCI_DH5 0x8000
#define HCI_HV1 0x0020
#define HCI_HV2 0x0040
#define HCI_HV3 0x0080
#define HCI_EV3 0x0008
#define HCI_EV4 0x0010
#define HCI_EV5 0x0020
#define HCI_2EV3 0x0040
#define HCI_3EV3 0x0080
#define HCI_2EV5 0x0100
#define HCI_3EV5 0x0200
#define SCO_PTYPE_MASK (HCI_HV1 | HCI_HV2 | HCI_HV3)
#define ACL_PTYPE_MASK (HCI_DM1 | HCI_DH1 | HCI_DM3 | HCI_DH3 | HCI_DM5 | HCI_DH5)
#define ESCO_HV1 0x0001
#define ESCO_HV2 0x0002
#define ESCO_HV3 0x0004
#define ESCO_EV3 0x0008
#define ESCO_EV4 0x0010
#define ESCO_EV5 0x0020
#define ESCO_2EV3 0x0040
#define ESCO_3EV3 0x0080
#define ESCO_2EV5 0x0100
#define ESCO_3EV5 0x0200
#define SCO_ESCO_MASK (ESCO_HV1 | ESCO_HV2 | ESCO_HV3)
#define EDR_ESCO_MASK (ESCO_2EV3 | ESCO_3EV3 | ESCO_2EV5 | ESCO_3EV5)
#define ALL_ESCO_MASK (SCO_ESCO_MASK | ESCO_EV3 | ESCO_EV4 | ESCO_EV5 |  EDR_ESCO_MASK)
#define HCI_UNKNOWN_COMMAND 0x01
#define HCI_NO_CONNECTION 0x02
#define HCI_HARDWARE_FAILURE 0x03
#define HCI_PAGE_TIMEOUT 0x04
#define HCI_AUTHENTICATION_FAILURE 0x05
#define HCI_PIN_OR_KEY_MISSING 0x06
#define HCI_MEMORY_FULL 0x07
#define HCI_CONNECTION_TIMEOUT 0x08
#define HCI_MAX_NUMBER_OF_CONNECTIONS 0x09
#define HCI_MAX_NUMBER_OF_SCO_CONNECTIONS 0x0a
#define HCI_ACL_CONNECTION_EXISTS 0x0b
#define HCI_COMMAND_DISALLOWED 0x0c
#define HCI_REJECTED_LIMITED_RESOURCES 0x0d
#define HCI_REJECTED_SECURITY 0x0e
#define HCI_REJECTED_PERSONAL 0x0f
#define HCI_HOST_TIMEOUT 0x10
#define HCI_UNSUPPORTED_FEATURE 0x11
#define HCI_INVALID_PARAMETERS 0x12
#define HCI_OE_USER_ENDED_CONNECTION 0x13
#define HCI_OE_LOW_RESOURCES 0x14
#define HCI_OE_POWER_OFF 0x15
#define HCI_CONNECTION_TERMINATED 0x16
#define HCI_REPEATED_ATTEMPTS 0x17
#define HCI_PAIRING_NOT_ALLOWED 0x18
#define HCI_UNKNOWN_LMP_PDU 0x19
#define HCI_UNSUPPORTED_REMOTE_FEATURE 0x1a
#define HCI_SCO_OFFSET_REJECTED 0x1b
#define HCI_SCO_INTERVAL_REJECTED 0x1c
#define HCI_AIR_MODE_REJECTED 0x1d
#define HCI_INVALID_LMP_PARAMETERS 0x1e
#define HCI_UNSPECIFIED_ERROR 0x1f
#define HCI_UNSUPPORTED_LMP_PARAMETER_VALUE 0x20
#define HCI_ROLE_CHANGE_NOT_ALLOWED 0x21
#define HCI_LMP_RESPONSE_TIMEOUT 0x22
#define HCI_LMP_ERROR_TRANSACTION_COLLISION 0x23
#define HCI_LMP_PDU_NOT_ALLOWED 0x24
#define HCI_ENCRYPTION_MODE_NOT_ACCEPTED 0x25
#define HCI_UNIT_LINK_KEY_USED 0x26
#define HCI_QOS_NOT_SUPPORTED 0x27
#define HCI_INSTANT_PASSED 0x28
#define HCI_PAIRING_NOT_SUPPORTED 0x29
#define HCI_TRANSACTION_COLLISION 0x2a
#define HCI_QOS_UNACCEPTABLE_PARAMETER 0x2c
#define HCI_QOS_REJECTED 0x2d
#define HCI_CLASSIFICATION_NOT_SUPPORTED 0x2e
#define HCI_INSUFFICIENT_SECURITY 0x2f
#define HCI_PARAMETER_OUT_OF_RANGE 0x30
#define HCI_ROLE_SWITCH_PENDING 0x32
#define HCI_SLOT_VIOLATION 0x34
#define HCI_ROLE_SWITCH_FAILED 0x35
#define HCI_EIR_TOO_LARGE 0x36
#define HCI_SIMPLE_PAIRING_NOT_SUPPORTED 0x37
#define HCI_HOST_BUSY_PAIRING 0x38
#define ACL_CONT 0x01
#define ACL_START 0x02
#define ACL_ACTIVE_BCAST 0x04
#define ACL_PICO_BCAST 0x08
#define SCO_LINK 0x00
#define ACL_LINK 0x01
#define ESCO_LINK 0x02
#define LMP_3SLOT 0x01
#define LMP_5SLOT 0x02
#define LMP_ENCRYPT 0x04
#define LMP_SOFFSET 0x08
#define LMP_TACCURACY 0x10
#define LMP_RSWITCH 0x20
#define LMP_HOLD 0x40
#define LMP_SNIFF 0x80
#define LMP_PARK 0x01
#define LMP_RSSI 0x02
#define LMP_QUALITY 0x04
#define LMP_SCO 0x08
#define LMP_HV2 0x10
#define LMP_HV3 0x20
#define LMP_ULAW 0x40
#define LMP_ALAW 0x80
#define LMP_CVSD 0x01
#define LMP_PSCHEME 0x02
#define LMP_PCONTROL 0x04
#define LMP_TRSP_SCO 0x08
#define LMP_BCAST_ENC 0x80
#define LMP_EDR_ACL_2M 0x02
#define LMP_EDR_ACL_3M 0x04
#define LMP_ENH_ISCAN 0x08
#define LMP_ILACE_ISCAN 0x10
#define LMP_ILACE_PSCAN 0x20
#define LMP_RSSI_INQ 0x40
#define LMP_ESCO 0x80
#define LMP_EV4 0x01
#define LMP_EV5 0x02
#define LMP_AFH_CAP_SLV 0x08
#define LMP_AFH_CLS_SLV 0x10
#define LMP_EDR_3SLOT 0x80
#define LMP_EDR_5SLOT 0x01
#define LMP_SNIFF_SUBR 0x02
#define LMP_PAUSE_ENC 0x04
#define LMP_AFH_CAP_MST 0x08
#define LMP_AFH_CLS_MST 0x10
#define LMP_EDR_ESCO_2M 0x20
#define LMP_EDR_ESCO_3M 0x40
#define LMP_EDR_3S_ESCO 0x80
#define LMP_EXT_INQ 0x01
#define LMP_SIMPLE_PAIR 0x08
#define LMP_ENCAPS_PDU 0x10
#define LMP_ERR_DAT_REP 0x20
#define LMP_NFLUSH_PKTS 0x40
#define LMP_LSTO 0x01
#define LMP_INQ_TX_PWR 0x02
#define LMP_EXT_FEAT 0x80
#define HCI_LP_RSWITCH 0x0001
#define HCI_LP_HOLD 0x0002
#define HCI_LP_SNIFF 0x0004
#define HCI_LP_PARK 0x0008
#define HCI_LM_ACCEPT 0x8000
#define HCI_LM_MASTER 0x0001
#define HCI_LM_AUTH 0x0002
#define HCI_LM_ENCRYPT 0x0004
#define HCI_LM_TRUSTED 0x0008
#define HCI_LM_RELIABLE 0x0010
#define HCI_LM_SECURE 0x0020
#define OGF_LINK_CTL 0x01
#define OCF_INQUIRY 0x0001
#define INQUIRY_CP_SIZE 5
#define STATUS_BDADDR_RP_SIZE 7
#define OCF_INQUIRY_CANCEL 0x0002
#define OCF_PERIODIC_INQUIRY 0x0003
#define PERIODIC_INQUIRY_CP_SIZE 9
#define OCF_EXIT_PERIODIC_INQUIRY 0x0004
#define OCF_CREATE_CONN 0x0005
#define CREATE_CONN_CP_SIZE 13
#define OCF_DISCONNECT 0x0006
#define DISCONNECT_CP_SIZE 3
#define OCF_ADD_SCO 0x0007
#define ADD_SCO_CP_SIZE 4
#define OCF_CREATE_CONN_CANCEL 0x0008
#define CREATE_CONN_CANCEL_CP_SIZE 6
#define OCF_ACCEPT_CONN_REQ 0x0009
#define ACCEPT_CONN_REQ_CP_SIZE 7
#define OCF_REJECT_CONN_REQ 0x000A
#define REJECT_CONN_REQ_CP_SIZE 7
#define OCF_LINK_KEY_REPLY 0x000B
#define LINK_KEY_REPLY_CP_SIZE 22
#define OCF_LINK_KEY_NEG_REPLY 0x000C
#define OCF_PIN_CODE_REPLY 0x000D
#define PIN_CODE_REPLY_CP_SIZE 23
#define OCF_PIN_CODE_NEG_REPLY 0x000E
#define OCF_SET_CONN_PTYPE 0x000F
#define SET_CONN_PTYPE_CP_SIZE 4
#define OCF_AUTH_REQUESTED 0x0011
#define AUTH_REQUESTED_CP_SIZE 2
#define OCF_SET_CONN_ENCRYPT 0x0013
#define SET_CONN_ENCRYPT_CP_SIZE 3
#define OCF_CHANGE_CONN_LINK_KEY 0x0015
#define CHANGE_CONN_LINK_KEY_CP_SIZE 2
#define OCF_MASTER_LINK_KEY 0x0017
#define MASTER_LINK_KEY_CP_SIZE 1
#define OCF_REMOTE_NAME_REQ 0x0019
#define REMOTE_NAME_REQ_CP_SIZE 10
#define OCF_REMOTE_NAME_REQ_CANCEL 0x001A
#define REMOTE_NAME_REQ_CANCEL_CP_SIZE 6
#define OCF_READ_REMOTE_FEATURES 0x001B
#define READ_REMOTE_FEATURES_CP_SIZE 2
#define OCF_READ_REMOTE_EXT_FEATURES 0x001C
#define READ_REMOTE_EXT_FEATURES_CP_SIZE 3
#define OCF_READ_REMOTE_VERSION 0x001D
#define READ_REMOTE_VERSION_CP_SIZE 2
#define OCF_READ_CLOCK_OFFSET 0x001F
#define READ_CLOCK_OFFSET_CP_SIZE 2
#define OCF_READ_LMP_HANDLE 0x0020
#define OCF_SETUP_SYNC_CONN 0x0028
#define SETUP_SYNC_CONN_CP_SIZE 17
#define OCF_ACCEPT_SYNC_CONN_REQ 0x0029
#define ACCEPT_SYNC_CONN_REQ_CP_SIZE 21
#define OCF_REJECT_SYNC_CONN_REQ 0x002A
#define REJECT_SYNC_CONN_REQ_CP_SIZE 7
#define OCF_IO_CAPABILITY_REPLY 0x002B
#define IO_CAPABILITY_REPLY_CP_SIZE 9
#define OCF_USER_CONFIRM_REPLY 0x002C
#define USER_CONFIRM_REPLY_CP_SIZE 6
#define OCF_USER_CONFIRM_NEG_REPLY 0x002D
#define OCF_USER_PASSKEY_REPLY 0x002E
#define USER_PASSKEY_REPLY_CP_SIZE 10
#define OCF_USER_PASSKEY_NEG_REPLY 0x002F
#define OCF_REMOTE_OOB_DATA_REPLY 0x0030
#define REMOTE_OOB_DATA_REPLY_CP_SIZE 38
#define OCF_REMOTE_OOB_DATA_NEG_REPLY 0x0033
#define OCF_IO_CAPABILITY_NEG_REPLY 0x0034
#define IO_CAPABILITY_NEG_REPLY_CP_SIZE 7
#define OGF_LINK_POLICY 0x02
#define OCF_HOLD_MODE 0x0001
#define HOLD_MODE_CP_SIZE 6
#define OCF_SNIFF_MODE 0x0003
#define SNIFF_MODE_CP_SIZE 10
#define OCF_EXIT_SNIFF_MODE 0x0004
#define EXIT_SNIFF_MODE_CP_SIZE 2
#define OCF_PARK_MODE 0x0005
#define PARK_MODE_CP_SIZE 6
#define OCF_EXIT_PARK_MODE 0x0006
#define EXIT_PARK_MODE_CP_SIZE 2
#define OCF_QOS_SETUP 0x0007
#define HCI_QOS_CP_SIZE 17
#define QOS_SETUP_CP_SIZE (3 + HCI_QOS_CP_SIZE)
#define OCF_ROLE_DISCOVERY 0x0009
#define ROLE_DISCOVERY_CP_SIZE 2
#define ROLE_DISCOVERY_RP_SIZE 4
#define OCF_SWITCH_ROLE 0x000B
#define SWITCH_ROLE_CP_SIZE 7
#define OCF_READ_LINK_POLICY 0x000C
#define READ_LINK_POLICY_CP_SIZE 2
#define READ_LINK_POLICY_RP_SIZE 5
#define OCF_WRITE_LINK_POLICY 0x000D
#define WRITE_LINK_POLICY_CP_SIZE 4
#define WRITE_LINK_POLICY_RP_SIZE 3
#define OCF_READ_DEFAULT_LINK_POLICY 0x000E
#define OCF_WRITE_DEFAULT_LINK_POLICY 0x000F
#define OCF_FLOW_SPECIFICATION 0x0010
#define OCF_SNIFF_SUBRATING 0x0011
#define SNIFF_SUBRATING_CP_SIZE 8
#define OGF_HOST_CTL 0x03
#define OCF_SET_EVENT_MASK 0x0001
#define SET_EVENT_MASK_CP_SIZE 8
#define OCF_RESET 0x0003
#define OCF_SET_EVENT_FLT 0x0005
#define SET_EVENT_FLT_CP_SIZE 2
#define FLT_CLEAR_ALL 0x00
#define FLT_INQ_RESULT 0x01
#define FLT_CONN_SETUP 0x02
#define INQ_RESULT_RETURN_ALL 0x00
#define INQ_RESULT_RETURN_CLASS 0x01
#define INQ_RESULT_RETURN_BDADDR 0x02
#define CONN_SETUP_ALLOW_ALL 0x00
#define CONN_SETUP_ALLOW_CLASS 0x01
#define CONN_SETUP_ALLOW_BDADDR 0x02
#define CONN_SETUP_AUTO_OFF 0x01
#define CONN_SETUP_AUTO_ON 0x02
#define OCF_FLUSH 0x0008
#define OCF_READ_PIN_TYPE 0x0009
#define READ_PIN_TYPE_RP_SIZE 2
#define OCF_WRITE_PIN_TYPE 0x000A
#define WRITE_PIN_TYPE_CP_SIZE 1
#define OCF_CREATE_NEW_UNIT_KEY 0x000B
#define OCF_READ_STORED_LINK_KEY 0x000D
#define READ_STORED_LINK_KEY_CP_SIZE 7
#define READ_STORED_LINK_KEY_RP_SIZE 5
#define OCF_WRITE_STORED_LINK_KEY 0x0011
#define WRITE_STORED_LINK_KEY_CP_SIZE 1
#define READ_WRITE_LINK_KEY_RP_SIZE 2
#define OCF_DELETE_STORED_LINK_KEY 0x0012
#define DELETE_STORED_LINK_KEY_CP_SIZE 7
#define DELETE_STORED_LINK_KEY_RP_SIZE 3
#define OCF_CHANGE_LOCAL_NAME 0x0013
#define CHANGE_LOCAL_NAME_CP_SIZE 248 
#define OCF_READ_LOCAL_NAME 0x0014
#define READ_LOCAL_NAME_RP_SIZE 249 
#define OCF_READ_CONN_ACCEPT_TIMEOUT 0x0015
#define READ_CONN_ACCEPT_TIMEOUT_RP_SIZE 3
#define OCF_WRITE_CONN_ACCEPT_TIMEOUT 0x0016
#define WRITE_CONN_ACCEPT_TIMEOUT_CP_SIZE 2
#define OCF_READ_PAGE_TIMEOUT 0x0017
#define READ_PAGE_TIMEOUT_RP_SIZE 3
#define OCF_WRITE_PAGE_TIMEOUT 0x0018
#define WRITE_PAGE_TIMEOUT_CP_SIZE 2
#define OCF_READ_SCAN_ENABLE 0x0019
#define READ_SCAN_ENABLE_RP_SIZE 2
#define OCF_WRITE_SCAN_ENABLE 0x001A
#define SCAN_DISABLED 0x00
#define SCAN_INQUIRY 0x01
#define SCAN_PAGE 0x02
#define OCF_READ_PAGE_ACTIVITY 0x001B
#define READ_PAGE_ACTIVITY_RP_SIZE 5
#define OCF_WRITE_PAGE_ACTIVITY 0x001C
#define WRITE_PAGE_ACTIVITY_CP_SIZE 4
#define OCF_READ_INQ_ACTIVITY 0x001D
#define READ_INQ_ACTIVITY_RP_SIZE 5
#define OCF_WRITE_INQ_ACTIVITY 0x001E
#define WRITE_INQ_ACTIVITY_CP_SIZE 4
#define OCF_READ_AUTH_ENABLE 0x001F
#define OCF_WRITE_AUTH_ENABLE 0x0020
#define AUTH_DISABLED 0x00
#define AUTH_ENABLED 0x01
#define OCF_READ_ENCRYPT_MODE 0x0021
#define OCF_WRITE_ENCRYPT_MODE 0x0022
#define ENCRYPT_DISABLED 0x00
#define ENCRYPT_P2P 0x01
#define ENCRYPT_BOTH 0x02
#define OCF_READ_CLASS_OF_DEV 0x0023
#define READ_CLASS_OF_DEV_RP_SIZE 4 
#define OCF_WRITE_CLASS_OF_DEV 0x0024
#define WRITE_CLASS_OF_DEV_CP_SIZE 3
#define OCF_READ_VOICE_SETTING 0x0025
#define READ_VOICE_SETTING_RP_SIZE 3
#define OCF_WRITE_VOICE_SETTING 0x0026
#define WRITE_VOICE_SETTING_CP_SIZE 2
#define OCF_READ_AUTOMATIC_FLUSH_TIMEOUT 0x0027
#define OCF_WRITE_AUTOMATIC_FLUSH_TIMEOUT 0x0028
#define OCF_READ_NUM_BROADCAST_RETRANS 0x0029
#define OCF_WRITE_NUM_BROADCAST_RETRANS 0x002A
#define OCF_READ_HOLD_MODE_ACTIVITY 0x002B
#define OCF_WRITE_HOLD_MODE_ACTIVITY 0x002C
#define OCF_READ_TRANSMIT_POWER_LEVEL 0x002D
#define READ_TRANSMIT_POWER_LEVEL_CP_SIZE 3
#define READ_TRANSMIT_POWER_LEVEL_RP_SIZE 4
#define OCF_READ_SYNC_FLOW_ENABLE 0x002E
#define OCF_WRITE_SYNC_FLOW_ENABLE 0x002F
#define OCF_SET_CONTROLLER_TO_HOST_FC 0x0031
#define OCF_HOST_BUFFER_SIZE 0x0033
#define HOST_BUFFER_SIZE_CP_SIZE 7
#define OCF_HOST_NUM_COMP_PKTS 0x0035
#define HOST_NUM_COMP_PKTS_CP_SIZE 1
#define OCF_READ_LINK_SUPERVISION_TIMEOUT 0x0036
#define READ_LINK_SUPERVISION_TIMEOUT_RP_SIZE 5
#define OCF_WRITE_LINK_SUPERVISION_TIMEOUT 0x0037
#define WRITE_LINK_SUPERVISION_TIMEOUT_CP_SIZE 4
#define WRITE_LINK_SUPERVISION_TIMEOUT_RP_SIZE 3
#define OCF_READ_NUM_SUPPORTED_IAC 0x0038
#define MAX_IAC_LAP 0x40
#define OCF_READ_CURRENT_IAC_LAP 0x0039
#define READ_CURRENT_IAC_LAP_RP_SIZE 2+3*MAX_IAC_LAP
#define OCF_WRITE_CURRENT_IAC_LAP 0x003A
#define WRITE_CURRENT_IAC_LAP_CP_SIZE 1+3*MAX_IAC_LAP
#define OCF_READ_PAGE_SCAN_PERIOD_MODE 0x003B
#define OCF_WRITE_PAGE_SCAN_PERIOD_MODE 0x003C
#define OCF_READ_PAGE_SCAN_MODE 0x003D
#define OCF_WRITE_PAGE_SCAN_MODE 0x003E
#define OCF_SET_AFH_CLASSIFICATION 0x003F
#define SET_AFH_CLASSIFICATION_CP_SIZE 10
#define SET_AFH_CLASSIFICATION_RP_SIZE 1
#define OCF_READ_INQUIRY_SCAN_TYPE 0x0042
#define READ_INQUIRY_SCAN_TYPE_RP_SIZE 2
#define OCF_WRITE_INQUIRY_SCAN_TYPE 0x0043
#define WRITE_INQUIRY_SCAN_TYPE_CP_SIZE 1
#define WRITE_INQUIRY_SCAN_TYPE_RP_SIZE 1
#define OCF_READ_INQUIRY_MODE 0x0044
#define READ_INQUIRY_MODE_RP_SIZE 2
#define OCF_WRITE_INQUIRY_MODE 0x0045
#define WRITE_INQUIRY_MODE_CP_SIZE 1
#define WRITE_INQUIRY_MODE_RP_SIZE 1
#define OCF_READ_PAGE_SCAN_TYPE 0x0046
#define OCF_WRITE_PAGE_SCAN_TYPE 0x0047
#define OCF_READ_AFH_MODE 0x0048
#define READ_AFH_MODE_RP_SIZE 2
#define OCF_WRITE_AFH_MODE 0x0049
#define WRITE_AFH_MODE_CP_SIZE 1
#define WRITE_AFH_MODE_RP_SIZE 1
#define OCF_READ_EXT_INQUIRY_RESPONSE 0x0051
#define READ_EXT_INQUIRY_RESPONSE_RP_SIZE 242
#define OCF_WRITE_EXT_INQUIRY_RESPONSE 0x0052
#define WRITE_EXT_INQUIRY_RESPONSE_CP_SIZE 241
#define WRITE_EXT_INQUIRY_RESPONSE_RP_SIZE 1
#define OCF_REFRESH_ENCRYPTION_KEY 0x0053
#define REFRESH_ENCRYPTION_KEY_CP_SIZE 2
#define REFRESH_ENCRYPTION_KEY_RP_SIZE 1
#define OCF_READ_SIMPLE_PAIRING_MODE 0x0055
#define READ_SIMPLE_PAIRING_MODE_RP_SIZE 2
#define OCF_WRITE_SIMPLE_PAIRING_MODE 0x0056
#define WRITE_SIMPLE_PAIRING_MODE_CP_SIZE 1
#define WRITE_SIMPLE_PAIRING_MODE_RP_SIZE 1
#define OCF_READ_LOCAL_OOB_DATA 0x0057
#define READ_LOCAL_OOB_DATA_RP_SIZE 33
#define OCF_READ_INQUIRY_TRANSMIT_POWER_LEVEL 0x0058
#define READ_INQUIRY_TRANSMIT_POWER_LEVEL_RP_SIZE 2
#define OCF_WRITE_INQUIRY_TRANSMIT_POWER_LEVEL 0x0059
#define WRITE_INQUIRY_TRANSMIT_POWER_LEVEL_CP_SIZE 1
#define WRITE_INQUIRY_TRANSMIT_POWER_LEVEL_RP_SIZE 1
#define OCF_READ_DEFAULT_ERROR_DATA_REPORTING 0x005A
#define READ_DEFAULT_ERROR_DATA_REPORTING_RP_SIZE 2
#define OCF_WRITE_DEFAULT_ERROR_DATA_REPORTING 0x005B
#define WRITE_DEFAULT_ERROR_DATA_REPORTING_CP_SIZE 1
#define WRITE_DEFAULT_ERROR_DATA_REPORTING_RP_SIZE 1
#define OCF_ENHANCED_FLUSH 0x005F
#define ENHANCED_FLUSH_CP_SIZE 3
#define OCF_SEND_KEYPRESS_NOTIFY 0x0060
#define SEND_KEYPRESS_NOTIFY_CP_SIZE 7
#define SEND_KEYPRESS_NOTIFY_RP_SIZE 1
#define OGF_INFO_PARAM 0x04
#define OCF_READ_LOCAL_VERSION 0x0001
#define READ_LOCAL_VERSION_RP_SIZE 9
#define OCF_READ_LOCAL_COMMANDS 0x0002
#define READ_LOCAL_COMMANDS_RP_SIZE 65
#define OCF_READ_LOCAL_FEATURES 0x0003
#define READ_LOCAL_FEATURES_RP_SIZE 9
#define OCF_READ_LOCAL_EXT_FEATURES 0x0004
#define READ_LOCAL_EXT_FEATURES_CP_SIZE 1
#define READ_LOCAL_EXT_FEATURES_RP_SIZE 11
#define OCF_READ_BUFFER_SIZE 0x0005
#define READ_BUFFER_SIZE_RP_SIZE 8
#define OCF_READ_COUNTRY_CODE 0x0007
#define OCF_READ_BD_ADDR 0x0009
#define READ_BD_ADDR_RP_SIZE 7
#define OGF_STATUS_PARAM 0x05
#define OCF_READ_FAILED_CONTACT_COUNTER 0x0001
#define READ_FAILED_CONTACT_COUNTER_RP_SIZE 4
#define OCF_RESET_FAILED_CONTACT_COUNTER 0x0002
#define RESET_FAILED_CONTACT_COUNTER_RP_SIZE 4
#define OCF_READ_LINK_QUALITY 0x0003
#define READ_LINK_QUALITY_RP_SIZE 4
#define OCF_READ_RSSI 0x0005
#define READ_RSSI_RP_SIZE 4
#define OCF_READ_AFH_MAP 0x0006
#define READ_AFH_MAP_RP_SIZE 14
#define OCF_READ_CLOCK 0x0007
#define READ_CLOCK_CP_SIZE 3
#define READ_CLOCK_RP_SIZE 9
#define OGF_TESTING_CMD 0x3e
#define OCF_READ_LOOPBACK_MODE 0x0001
#define OCF_WRITE_LOOPBACK_MODE 0x0002
#define OCF_ENABLE_DEVICE_UNDER_TEST_MODE 0x0003
#define OCF_WRITE_SIMPLE_PAIRING_DEBUG_MODE 0x0004
#define WRITE_SIMPLE_PAIRING_DEBUG_MODE_CP_SIZE 1
#define WRITE_SIMPLE_PAIRING_DEBUG_MODE_RP_SIZE 1
#define OGF_VENDOR_CMD 0x3f
#define EVT_INQUIRY_COMPLETE 0x01
#define EVT_INQUIRY_RESULT 0x02
#define INQUIRY_INFO_SIZE 14
#define EVT_CONN_COMPLETE 0x03
#define EVT_CONN_COMPLETE_SIZE 13
#define EVT_CONN_REQUEST 0x04
#define EVT_CONN_REQUEST_SIZE 10
#define EVT_DISCONN_COMPLETE 0x05
#define EVT_DISCONN_COMPLETE_SIZE 4
#define EVT_AUTH_COMPLETE 0x06
#define EVT_AUTH_COMPLETE_SIZE 3
#define EVT_REMOTE_NAME_REQ_COMPLETE 0x07
#define EVT_REMOTE_NAME_REQ_COMPLETE_SIZE 255
#define EVT_ENCRYPT_CHANGE 0x08
#define EVT_ENCRYPT_CHANGE_SIZE 5
#define EVT_CHANGE_CONN_LINK_KEY_COMPLETE 0x09
#define EVT_CHANGE_CONN_LINK_KEY_COMPLETE_SIZE 3
#define EVT_MASTER_LINK_KEY_COMPLETE 0x0A
#define EVT_MASTER_LINK_KEY_COMPLETE_SIZE 4
#define EVT_READ_REMOTE_FEATURES_COMPLETE 0x0B
#define EVT_READ_REMOTE_FEATURES_COMPLETE_SIZE 11
#define EVT_READ_REMOTE_VERSION_COMPLETE 0x0C
#define EVT_READ_REMOTE_VERSION_COMPLETE_SIZE 8
#define EVT_QOS_SETUP_COMPLETE 0x0D
#define EVT_QOS_SETUP_COMPLETE_SIZE (4 + HCI_QOS_CP_SIZE)
#define EVT_CMD_COMPLETE 0x0E
#define EVT_CMD_COMPLETE_SIZE 3
#define EVT_CMD_STATUS 0x0F
#define EVT_CMD_STATUS_SIZE 4
#define EVT_HARDWARE_ERROR 0x10
#define EVT_HARDWARE_ERROR_SIZE 1
#define EVT_FLUSH_OCCURRED 0x11
#define EVT_FLUSH_OCCURRED_SIZE 2
#define EVT_ROLE_CHANGE 0x12
#define EVT_ROLE_CHANGE_SIZE 8
#define EVT_NUM_COMP_PKTS 0x13
#define EVT_NUM_COMP_PKTS_SIZE 1
#define EVT_MODE_CHANGE 0x14
#define EVT_MODE_CHANGE_SIZE 6
#define EVT_RETURN_LINK_KEYS 0x15
#define EVT_RETURN_LINK_KEYS_SIZE 1
#define EVT_PIN_CODE_REQ 0x16
#define EVT_PIN_CODE_REQ_SIZE 6
#define EVT_LINK_KEY_REQ 0x17
#define EVT_LINK_KEY_REQ_SIZE 6
#define EVT_LINK_KEY_NOTIFY 0x18
#define EVT_LINK_KEY_NOTIFY_SIZE 23
#define EVT_LOOPBACK_COMMAND 0x19
#define EVT_DATA_BUFFER_OVERFLOW 0x1A
#define EVT_DATA_BUFFER_OVERFLOW_SIZE 1
#define EVT_MAX_SLOTS_CHANGE 0x1B
#define EVT_MAX_SLOTS_CHANGE_SIZE 3
#define EVT_READ_CLOCK_OFFSET_COMPLETE 0x1C
#define EVT_READ_CLOCK_OFFSET_COMPLETE_SIZE 5
#define EVT_CONN_PTYPE_CHANGED 0x1D
#define EVT_CONN_PTYPE_CHANGED_SIZE 5
#define EVT_QOS_VIOLATION 0x1E
#define EVT_QOS_VIOLATION_SIZE 2
#define EVT_PSCAN_REP_MODE_CHANGE 0x20
#define EVT_PSCAN_REP_MODE_CHANGE_SIZE 7
#define EVT_FLOW_SPEC_COMPLETE 0x21
#define EVT_FLOW_SPEC_COMPLETE_SIZE (5 + HCI_QOS_CP_SIZE)
#define EVT_INQUIRY_RESULT_WITH_RSSI 0x22
#define INQUIRY_INFO_WITH_RSSI_SIZE 14
#define INQUIRY_INFO_WITH_RSSI_AND_PSCAN_MODE_SIZE 15
#define EVT_READ_REMOTE_EXT_FEATURES_COMPLETE 0x23
#define EVT_READ_REMOTE_EXT_FEATURES_COMPLETE_SIZE 13
#define EVT_SYNC_CONN_COMPLETE 0x2C
#define EVT_SYNC_CONN_COMPLETE_SIZE 17
#define EVT_SYNC_CONN_CHANGED 0x2D
#define EVT_SYNC_CONN_CHANGED_SIZE 9
#define EVT_SNIFF_SUBRATING 0x2E
#define EVT_SNIFF_SUBRATING_SIZE 11
#define EVT_EXTENDED_INQUIRY_RESULT 0x2F
#define EXTENDED_INQUIRY_INFO_SIZE 254
#define EVT_ENCRYPTION_KEY_REFRESH_COMPLETE 0x30
#define EVT_ENCRYPTION_KEY_REFRESH_COMPLETE_SIZE 3
#define EVT_IO_CAPABILITY_REQUEST 0x31
#define EVT_IO_CAPABILITY_REQUEST_SIZE 6
#define EVT_IO_CAPABILITY_RESPONSE 0x32
#define EVT_IO_CAPABILITY_RESPONSE_SIZE 9
#define EVT_USER_CONFIRM_REQUEST 0x33
#define EVT_USER_CONFIRM_REQUEST_SIZE 10
#define EVT_USER_PASSKEY_REQUEST 0x34
#define EVT_USER_PASSKEY_REQUEST_SIZE 6
#define EVT_REMOTE_OOB_DATA_REQUEST 0x35
#define EVT_REMOTE_OOB_DATA_REQUEST_SIZE 6
#define EVT_SIMPLE_PAIRING_COMPLETE 0x36
#define EVT_SIMPLE_PAIRING_COMPLETE_SIZE 7
#define EVT_LINK_SUPERVISION_TIMEOUT_CHANGED 0x38
#define EVT_LINK_SUPERVISION_TIMEOUT_CHANGED_SIZE 4
#define EVT_ENHANCED_FLUSH_COMPLETE 0x39
#define EVT_ENHANCED_FLUSH_COMPLETE_SIZE 2
#define EVT_USER_PASSKEY_NOTIFY 0x3B
#define EVT_USER_PASSKEY_NOTIFY_SIZE 10
#define EVT_KEYPRESS_NOTIFY 0x3C
#define EVT_KEYPRESS_NOTIFY_SIZE 7
#define EVT_REMOTE_HOST_FEATURES_NOTIFY 0x3D
#define EVT_REMOTE_HOST_FEATURES_NOTIFY_SIZE 14
#define EVT_TESTING 0xFE
#define EVT_VENDOR 0xFF
#define EVT_STACK_INTERNAL 0xFD
#define EVT_STACK_INTERNAL_SIZE 2
#define EVT_SI_DEVICE 0x01
#define EVT_SI_DEVICE_SIZE 4
#define EVT_SI_SECURITY 0x02
#define HCI_TYPE_LEN 1
#define HCI_COMMAND_HDR_SIZE 3
#define HCI_EVENT_HDR_SIZE 2
#define HCI_ACL_HDR_SIZE 4
#define HCI_SCO_HDR_SIZE 3
#define HCI_MSG_HDR_SIZE 6
#define cmd_opcode_pack(ogf, ocf) (uint16_t)((ocf & 0x03ff)|(ogf << 10))
#define cmd_opcode_ogf(op) (op >> 10)
#define cmd_opcode_ocf(op) (op & 0x03ff)
#define acl_handle_pack(h, f) (uint16_t)((h & 0x0fff)|(f << 12))
#define acl_handle(h) (h & 0x0fff)
#define acl_flags(h) (h >> 12)
#endif
#define HCI_DATA_DIR 1
#define HCI_FILTER 2
#define HCI_TIME_STAMP 3
#define HCI_CMSG_DIR 0x0001
#define HCI_CMSG_TSTAMP 0x0002
#define HCI_DEV_NONE 0xffff
#define HCI_FLT_TYPE_BITS 31
#define HCI_FLT_EVENT_BITS 63
#define HCI_FLT_OGF_BITS 63
#define HCI_FLT_OCF_BITS 127
#define IREQ_CACHE_FLUSH 0x0001
#ifdef __cplusplus
#endif
struct hci_dev_stats {
    uint32_t err_rx;
    uint32_t err_tx;
    uint32_t cmd_tx;
    uint32_t evt_rx;
    uint32_t acl_tx;
    uint32_t acl_rx;
    uint32_t sco_tx;
    uint32_t sco_rx;
    uint32_t byte_rx;
    uint32_t byte_tx;
};
struct hci_dev_info {
    uint16_t dev_id;
    char     name[8];

    bdaddr_t bdaddr;

    uint32_t flags;
    uint8_t  type;

    uint8_t  features[8];

    uint32_t pkt_type;
    uint32_t link_policy;
    uint32_t link_mode;

    uint16_t acl_mtu;
    uint16_t acl_pkts;
    uint16_t sco_mtu;
    uint16_t sco_pkts;

    struct   hci_dev_stats stat;
};
enum {
    HCI_UP,
    HCI_INIT,
    HCI_RUNNING,

    HCI_PSCAN,
    HCI_ISCAN,
    HCI_AUTH,
    HCI_ENCRYPT,
    HCI_INQUIRY,

    HCI_RAW,

    HCI_SECMGR
};
struct sockaddr_hci {
    sa_family_t    hci_family;
    unsigned short    hci_dev;
};
struct hci_conn_info {
        uint16_t handle;
        bdaddr_t bdaddr;
        uint8_t  type;
        uint8_t  out;
        uint16_t state;
        uint32_t link_mode;
        uint32_t mtu;
        uint32_t cnt;
        uint32_t pkts;
};
struct hci_conn_list_req {
        uint16_t dev_id;
        uint16_t conn_num;
        struct hci_conn_info conn_info[0];
};
typedef struct {
    uint16_t    opcode;
    uint8_t        plen;
} __attribute__ ((packed))    hci_command_hdr;
#define HCI_COMMAND_HDR_SIZE     3
#endif

3. /media/Enjoy/AndroidCode/cm10.1/device/lenovo/stuttgart/bluetooth/include/hci_lib.h [new file]

/****************************************************************************
 ****************************************************************************
 ***
 ***   This header was automatically generated from a Bluez header
 ***   of the same name, to make information necessary for userspace to
 ***   call into the kernel available to Android. It contains only constants,
 ***   structures, and macros generated from the original header, and thus,
 ***   contains no copyrightable information.
 ***
 ****************************************************************************
 ****************************************************************************/
#ifndef __HCI_LIB_H
#define __HCI_LIB_H

#ifdef __cplusplus
#endif
#ifdef __cplusplus
#endif
static inline int hci_test_bit(int nr, void *addr)
{
    return *((uint32_t *) addr + (nr >> 5)) & (1 << (nr & 31));
}
#endif

4. /media/Enjoy/AndroidCode/cm10.1/device/lenovo/stuttgart/BoardConfig.mk [add or modify]

# Bluetooth
BOARD_HAVE_BLUETOOTH := true
BOARD_HAVE_BLUETOOTH_BCM := true
TARGET_NEEDS_BLUETOOTH_INIT_DELAY := true

BT_ALT_STACK := true
BRCM_BT_USE_BTL_IF := true
BRCM_BTL_INCLUDE_A2DP := true

TARGET_CUSTOM_BLUEDROID := ../../../device/lenovo/stuttgart/bluetooth/bluetooth.c
BOARD_BLUETOOTH_BDROID_BUILDCFG_INCLUDE_DIR := device/lenovo/stuttgart/bluetooth/include

5. copy miss file and change permission

cp /system/vendor/lib/libbt-vendor.so /system/lib/libbt-vendor.so
chmod 664  /system/lib/libbt-vendor.so

All done! ^_^

bluedroid.so for k860/k860i only. 

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