esp-idf/components/bt/bluedroid/stack/hcic/hcicmds.c

/******************************************************************************
 *
 *  Copyright (C) 1999-2012 Broadcom Corporation
 *
 *  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.
 *
 ******************************************************************************/

/******************************************************************************
 *
 *  This file contains function of the HCIC unit to format and send HCI
 *  commands.
 *
 ******************************************************************************/

#include "bt_target.h"
#include "allocator.h"
#include "hcidefs.h"
#include "hcimsgs.h"
#include "hcidefs.h"
#include "btu.h"

#include <stddef.h>
#include <string.h>

#include "btm_int.h"    /* Included for UIPC_* macro definitions */

#define HCI_GET_CMD_BUF(paramlen)       ((BT_HDR *)osi_malloc(HCI_CMD_BUF_SIZE))

BOOLEAN btsnd_hcic_inquiry(const LAP inq_lap, UINT8 duration, UINT8 response_cnt)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_INQUIRY)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_INQUIRY;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_INQUIRY);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_INQUIRY);

    LAP_TO_STREAM   (pp, inq_lap);
    UINT8_TO_STREAM (pp, duration);
    UINT8_TO_STREAM (pp, response_cnt);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID, p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_inq_cancel(void)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_INQ_CANCEL)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_INQ_CANCEL;
    p->offset = 0;
    UINT16_TO_STREAM (pp, HCI_INQUIRY_CANCEL);
    UINT8_TO_STREAM (pp, HCIC_PARAM_SIZE_INQ_CANCEL);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID, p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_per_inq_mode (UINT16 max_period, UINT16 min_period,
                                 const LAP inq_lap, UINT8 duration, UINT8 response_cnt)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_PER_INQ_MODE)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_PER_INQ_MODE;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_PERIODIC_INQUIRY_MODE);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_PER_INQ_MODE);

    UINT16_TO_STREAM (pp, max_period);
    UINT16_TO_STREAM (pp, min_period);
    LAP_TO_STREAM    (pp, inq_lap);
    UINT8_TO_STREAM  (pp, duration);
    UINT8_TO_STREAM  (pp, response_cnt);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID, p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_exit_per_inq (void)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_EXIT_PER_INQ)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_EXIT_PER_INQ;
    p->offset = 0;
    UINT16_TO_STREAM (pp, HCI_EXIT_PERIODIC_INQUIRY_MODE);
    UINT8_TO_STREAM (pp, HCIC_PARAM_SIZE_EXIT_PER_INQ);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID, p);
    return (TRUE);
}


BOOLEAN btsnd_hcic_create_conn(BD_ADDR dest, UINT16 packet_types,
                               UINT8 page_scan_rep_mode, UINT8 page_scan_mode,
                               UINT16 clock_offset, UINT8 allow_switch)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_CREATE_CONN)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

#ifndef BT_10A
    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_CREATE_CONN;
#else
    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_CREATE_CONN - 1;
#endif
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_CREATE_CONNECTION);
#ifndef BT_10A
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_CREATE_CONN);
#else
    UINT8_TO_STREAM  (pp, (HCIC_PARAM_SIZE_CREATE_CONN - 1));
#endif
    BDADDR_TO_STREAM (pp, dest);
    UINT16_TO_STREAM (pp, packet_types);
    UINT8_TO_STREAM  (pp, page_scan_rep_mode);
    UINT8_TO_STREAM  (pp, page_scan_mode);
    UINT16_TO_STREAM (pp, clock_offset);
#if !defined (BT_10A)
    UINT8_TO_STREAM  (pp, allow_switch);
#endif
#if (SMP_INCLUDED == TRUE && CLASSIC_BT_INCLUDED == TRUE)
    btm_acl_paging (p, dest);
#endif  ///SMP_INCLUDED == TRUE && CLASSIC_BT_INCLUDED == TRUE
    return (TRUE);
}

BOOLEAN btsnd_hcic_disconnect (UINT16 handle, UINT8 reason)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_DISCONNECT)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_DISCONNECT;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_DISCONNECT);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_DISCONNECT);
    UINT16_TO_STREAM (pp, handle);
    UINT8_TO_STREAM  (pp, reason);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID, p);
    return (TRUE);
}

#if BTM_SCO_INCLUDED == TRUE
BOOLEAN btsnd_hcic_add_SCO_conn (UINT16 handle, UINT16 packet_types)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_ADD_SCO_CONN)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_ADD_SCO_CONN;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_ADD_SCO_CONNECTION);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_ADD_SCO_CONN);

    UINT16_TO_STREAM (pp, handle);
    UINT16_TO_STREAM (pp, packet_types);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID, p);
    return (TRUE);
}
#endif /* BTM_SCO_INCLUDED */

BOOLEAN btsnd_hcic_create_conn_cancel(BD_ADDR dest)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_CREATE_CONN_CANCEL)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_CREATE_CONN_CANCEL;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_CREATE_CONNECTION_CANCEL);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_CREATE_CONN_CANCEL);

    BDADDR_TO_STREAM (pp, dest);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID, p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_accept_conn (BD_ADDR dest, UINT8 role)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_ACCEPT_CONN)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_ACCEPT_CONN;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_ACCEPT_CONNECTION_REQUEST);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_ACCEPT_CONN);
    BDADDR_TO_STREAM (pp, dest);
    UINT8_TO_STREAM  (pp, role);

    //counter_add("hci.conn.accept", 1);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID, p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_reject_conn (BD_ADDR dest, UINT8 reason)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_REJECT_CONN)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_REJECT_CONN;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_REJECT_CONNECTION_REQUEST);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_REJECT_CONN);

    BDADDR_TO_STREAM (pp, dest);
    UINT8_TO_STREAM (pp, reason);

    //counter_add("hci.conn.reject", 1);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID, p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_link_key_req_reply (BD_ADDR bd_addr, LINK_KEY link_key)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_LINK_KEY_REQ_REPLY)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_LINK_KEY_REQ_REPLY;
    p->offset = 0;

    UINT16_TO_STREAM  (pp, HCI_LINK_KEY_REQUEST_REPLY);
    UINT8_TO_STREAM   (pp, HCIC_PARAM_SIZE_LINK_KEY_REQ_REPLY);

    BDADDR_TO_STREAM  (pp, bd_addr);
    ARRAY16_TO_STREAM (pp, link_key);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID, p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_link_key_neg_reply (BD_ADDR bd_addr)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_LINK_KEY_NEG_REPLY)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_LINK_KEY_NEG_REPLY;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_LINK_KEY_REQUEST_NEG_REPLY);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_LINK_KEY_NEG_REPLY);

    BDADDR_TO_STREAM (pp, bd_addr);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID, p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_pin_code_req_reply (BD_ADDR bd_addr, UINT8 pin_code_len,
                                       PIN_CODE pin_code)
{
    BT_HDR *p;
    UINT8  *pp;
    int     i;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_PIN_CODE_REQ_REPLY)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_PIN_CODE_REQ_REPLY;
    p->offset = 0;

    UINT16_TO_STREAM  (pp, HCI_PIN_CODE_REQUEST_REPLY);
    UINT8_TO_STREAM   (pp, HCIC_PARAM_SIZE_PIN_CODE_REQ_REPLY);

    BDADDR_TO_STREAM  (pp, bd_addr);
    UINT8_TO_STREAM   (pp, pin_code_len);

    for (i = 0; i < pin_code_len; i++) {
        *pp++ = *pin_code++;
    }

    for (; i < PIN_CODE_LEN; i++) {
        *pp++ = 0;
    }


    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID, p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_pin_code_neg_reply (BD_ADDR bd_addr)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_PIN_CODE_NEG_REPLY)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_PIN_CODE_NEG_REPLY;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_PIN_CODE_REQUEST_NEG_REPLY);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_PIN_CODE_NEG_REPLY);

    BDADDR_TO_STREAM (pp, bd_addr);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID, p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_change_conn_type (UINT16 handle, UINT16 packet_types)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_CHANGE_CONN_TYPE)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_CHANGE_CONN_TYPE;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_CHANGE_CONN_PACKET_TYPE);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_CHANGE_CONN_TYPE);

    UINT16_TO_STREAM (pp, handle);
    UINT16_TO_STREAM (pp, packet_types);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID, p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_auth_request (UINT16 handle)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_CMD_HANDLE)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_CMD_HANDLE;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_AUTHENTICATION_REQUESTED);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_CMD_HANDLE);

    UINT16_TO_STREAM (pp, handle);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID, p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_set_conn_encrypt (UINT16 handle, BOOLEAN enable)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_SET_CONN_ENCRYPT)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_SET_CONN_ENCRYPT;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_SET_CONN_ENCRYPTION);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_SET_CONN_ENCRYPT);

    UINT16_TO_STREAM (pp, handle);
    UINT8_TO_STREAM  (pp, enable);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID, p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_rmt_name_req (BD_ADDR bd_addr, UINT8 page_scan_rep_mode,
                                 UINT8 page_scan_mode, UINT16 clock_offset)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_RMT_NAME_REQ)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_RMT_NAME_REQ;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_RMT_NAME_REQUEST);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_RMT_NAME_REQ);

    BDADDR_TO_STREAM (pp, bd_addr);
    UINT8_TO_STREAM  (pp, page_scan_rep_mode);
    UINT8_TO_STREAM  (pp, page_scan_mode);
    UINT16_TO_STREAM (pp, clock_offset);
#if (SMP_INCLUDED == TRUE && CLASSIC_BT_INCLUDED == TRUE)
    btm_acl_paging (p, bd_addr);
#endif  ///SMP_INCLUDED == TRUE && CLASSIC_BT_INCLUDED == TRUE
    return (TRUE);
}

BOOLEAN btsnd_hcic_rmt_name_req_cancel (BD_ADDR bd_addr)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_RMT_NAME_REQ_CANCEL)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_RMT_NAME_REQ_CANCEL;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_RMT_NAME_REQUEST_CANCEL);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_RMT_NAME_REQ_CANCEL);

    BDADDR_TO_STREAM (pp, bd_addr);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID, p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_rmt_features_req (UINT16 handle)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_CMD_HANDLE)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_CMD_HANDLE;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_READ_RMT_FEATURES);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_CMD_HANDLE);

    UINT16_TO_STREAM (pp, handle);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID, p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_rmt_ext_features (UINT16 handle, UINT8 page_num)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_RMT_EXT_FEATURES)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_RMT_EXT_FEATURES;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_READ_RMT_EXT_FEATURES);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_RMT_EXT_FEATURES);

    UINT16_TO_STREAM (pp, handle);
    UINT8_TO_STREAM (pp, page_num);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID, p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_rmt_ver_req (UINT16 handle)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_CMD_HANDLE)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_CMD_HANDLE;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_READ_RMT_VERSION_INFO);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_CMD_HANDLE);

    UINT16_TO_STREAM (pp, handle);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID, p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_read_rmt_clk_offset (UINT16 handle)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_CMD_HANDLE)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_CMD_HANDLE;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_READ_RMT_CLOCK_OFFSET);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_CMD_HANDLE);

    UINT16_TO_STREAM (pp, handle);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_read_lmp_handle (UINT16 handle)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_CMD_HANDLE)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_CMD_HANDLE;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_READ_LMP_HANDLE);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_CMD_HANDLE);

    UINT16_TO_STREAM (pp, handle);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_setup_esco_conn (UINT16 handle, UINT32 tx_bw,
                                    UINT32 rx_bw, UINT16 max_latency, UINT16 voice,
                                    UINT8 retrans_effort, UINT16 packet_types)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_SETUP_ESCO)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_SETUP_ESCO;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_SETUP_ESCO_CONNECTION);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_SETUP_ESCO);

    UINT16_TO_STREAM (pp, handle);
    UINT32_TO_STREAM (pp, tx_bw);
    UINT32_TO_STREAM (pp, rx_bw);
    UINT16_TO_STREAM (pp, max_latency);
    UINT16_TO_STREAM (pp, voice);
    UINT8_TO_STREAM  (pp, retrans_effort);
    UINT16_TO_STREAM (pp, packet_types);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_accept_esco_conn (BD_ADDR bd_addr, UINT32 tx_bw,
                                     UINT32 rx_bw, UINT16 max_latency,
                                     UINT16 content_fmt, UINT8 retrans_effort,
                                     UINT16 packet_types)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_ACCEPT_ESCO)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_ACCEPT_ESCO;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_ACCEPT_ESCO_CONNECTION);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_ACCEPT_ESCO);

    BDADDR_TO_STREAM (pp, bd_addr);
    UINT32_TO_STREAM (pp, tx_bw);
    UINT32_TO_STREAM (pp, rx_bw);
    UINT16_TO_STREAM (pp, max_latency);
    UINT16_TO_STREAM (pp, content_fmt);
    UINT8_TO_STREAM  (pp, retrans_effort);
    UINT16_TO_STREAM (pp, packet_types);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_reject_esco_conn (BD_ADDR bd_addr, UINT8 reason)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_REJECT_ESCO)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_REJECT_ESCO;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_REJECT_ESCO_CONNECTION);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_REJECT_ESCO);

    BDADDR_TO_STREAM (pp, bd_addr);
    UINT8_TO_STREAM  (pp, reason);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_hold_mode (UINT16 handle, UINT16 max_hold_period,
                              UINT16 min_hold_period)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_HOLD_MODE)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_HOLD_MODE;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_HOLD_MODE);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_HOLD_MODE);

    UINT16_TO_STREAM (pp, handle);
    UINT16_TO_STREAM (pp, max_hold_period);
    UINT16_TO_STREAM (pp, min_hold_period);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_sniff_mode (UINT16 handle, UINT16 max_sniff_period,
                               UINT16 min_sniff_period, UINT16 sniff_attempt,
                               UINT16 sniff_timeout)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_SNIFF_MODE)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_SNIFF_MODE;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_SNIFF_MODE);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_SNIFF_MODE);

    UINT16_TO_STREAM (pp, handle);
    UINT16_TO_STREAM (pp, max_sniff_period);
    UINT16_TO_STREAM (pp, min_sniff_period);
    UINT16_TO_STREAM (pp, sniff_attempt);
    UINT16_TO_STREAM (pp, sniff_timeout);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_exit_sniff_mode (UINT16 handle)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_CMD_HANDLE)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_CMD_HANDLE;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_EXIT_SNIFF_MODE);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_CMD_HANDLE);

    UINT16_TO_STREAM (pp, handle);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return TRUE;
}

BOOLEAN btsnd_hcic_park_mode (UINT16 handle, UINT16 beacon_max_interval,
                              UINT16 beacon_min_interval)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_PARK_MODE)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_PARK_MODE;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_PARK_MODE);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_PARK_MODE);

    UINT16_TO_STREAM (pp, handle);
    UINT16_TO_STREAM (pp, beacon_max_interval);
    UINT16_TO_STREAM (pp, beacon_min_interval);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_exit_park_mode (UINT16 handle)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_CMD_HANDLE)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_CMD_HANDLE;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_EXIT_PARK_MODE);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_CMD_HANDLE);

    UINT16_TO_STREAM (pp, handle);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return TRUE;
}

BOOLEAN btsnd_hcic_qos_setup (UINT16 handle, UINT8 flags, UINT8 service_type,
                              UINT32 token_rate, UINT32 peak, UINT32 latency,
                              UINT32 delay_var)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_QOS_SETUP)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_QOS_SETUP;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_QOS_SETUP);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_QOS_SETUP);

    UINT16_TO_STREAM (pp, handle);
    UINT8_TO_STREAM  (pp, flags);
    UINT8_TO_STREAM  (pp, service_type);
    UINT32_TO_STREAM (pp, token_rate);
    UINT32_TO_STREAM (pp, peak);
    UINT32_TO_STREAM (pp, latency);
    UINT32_TO_STREAM (pp, delay_var);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_switch_role (BD_ADDR bd_addr, UINT8 role)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_SWITCH_ROLE)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_SWITCH_ROLE;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_SWITCH_ROLE);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_SWITCH_ROLE);

    BDADDR_TO_STREAM (pp, bd_addr);
    UINT8_TO_STREAM  (pp, role);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_write_policy_set (UINT16 handle, UINT16 settings)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_WRITE_POLICY_SET)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_WRITE_POLICY_SET;
    p->offset = 0;
    UINT16_TO_STREAM (pp, HCI_WRITE_POLICY_SETTINGS);
    UINT8_TO_STREAM (pp, HCIC_PARAM_SIZE_WRITE_POLICY_SET);

    UINT16_TO_STREAM (pp, handle);
    UINT16_TO_STREAM (pp, settings);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_write_def_policy_set (UINT16 settings)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_WRITE_DEF_POLICY_SET)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_WRITE_DEF_POLICY_SET;
    p->offset = 0;
    UINT16_TO_STREAM (pp, HCI_WRITE_DEF_POLICY_SETTINGS);
    UINT8_TO_STREAM (pp, HCIC_PARAM_SIZE_WRITE_DEF_POLICY_SET);

    UINT16_TO_STREAM (pp, settings);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_set_event_filter (UINT8 filt_type, UINT8 filt_cond_type,
                                     UINT8 *filt_cond, UINT8 filt_cond_len)
{
    BT_HDR *p;
    UINT8 *pp;

    /* Use buffer large enough to hold all sizes in this command */
    if ((p = HCI_GET_CMD_BUF(2 + filt_cond_len)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_SET_EVENT_FILTER);

    if (filt_type) {
        p->len = (UINT16)(HCIC_PREAMBLE_SIZE + 2 + filt_cond_len);
        UINT8_TO_STREAM (pp, (UINT8)(2 + filt_cond_len));

        UINT8_TO_STREAM (pp, filt_type);
        UINT8_TO_STREAM (pp, filt_cond_type);

        if (filt_cond_type == HCI_FILTER_COND_DEVICE_CLASS) {
            DEVCLASS_TO_STREAM (pp, filt_cond);
            filt_cond += DEV_CLASS_LEN;
            DEVCLASS_TO_STREAM (pp, filt_cond);
            filt_cond += DEV_CLASS_LEN;

            filt_cond_len -= (2 * DEV_CLASS_LEN);
        } else if (filt_cond_type == HCI_FILTER_COND_BD_ADDR) {
            BDADDR_TO_STREAM (pp, filt_cond);
            filt_cond += BD_ADDR_LEN;

            filt_cond_len -= BD_ADDR_LEN;
        }

        if (filt_cond_len) {
            ARRAY_TO_STREAM (pp, filt_cond, filt_cond_len);
        }
    } else {
        p->len = (UINT16)(HCIC_PREAMBLE_SIZE + 1);
        UINT8_TO_STREAM (pp, 1);

        UINT8_TO_STREAM (pp, filt_type);
    }

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_write_pin_type (UINT8 type)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_WRITE_PARAM1)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_WRITE_PARAM1;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_WRITE_PIN_TYPE);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_WRITE_PARAM1);

    UINT8_TO_STREAM (pp, type);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_delete_stored_key (BD_ADDR bd_addr, BOOLEAN delete_all_flag)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_DELETE_STORED_KEY)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_DELETE_STORED_KEY;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_DELETE_STORED_LINK_KEY);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_DELETE_STORED_KEY);

    BDADDR_TO_STREAM (pp, bd_addr);
    UINT8_TO_STREAM  (pp, delete_all_flag);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_change_name (BD_NAME name)
{
    BT_HDR *p;
    UINT8 *pp;
    UINT16 len = strlen ((char *)name) + 1;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_CHANGE_NAME)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);
    memset(pp, 0, HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_CHANGE_NAME);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_CHANGE_NAME;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_CHANGE_LOCAL_NAME);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_CHANGE_NAME);

    if (len > HCIC_PARAM_SIZE_CHANGE_NAME) {
        len = HCIC_PARAM_SIZE_CHANGE_NAME;
    }

    ARRAY_TO_STREAM (pp, name, len);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_read_name (void)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_READ_CMD)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_READ_CMD;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_READ_LOCAL_NAME);
    UINT8_TO_STREAM  (pp,  HCIC_PARAM_SIZE_READ_CMD);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_write_page_tout (UINT16 timeout)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_WRITE_PARAM2)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_WRITE_PARAM2;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_WRITE_PAGE_TOUT);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_WRITE_PARAM2);

    UINT16_TO_STREAM  (pp, timeout);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_write_scan_enable (UINT8 flag)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_WRITE_PARAM1)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_WRITE_PARAM1;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_WRITE_SCAN_ENABLE);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_WRITE_PARAM1);

    UINT8_TO_STREAM  (pp, flag);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_write_pagescan_cfg(UINT16 interval, UINT16 window)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_WRITE_PAGESCAN_CFG)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_WRITE_PAGESCAN_CFG;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_WRITE_PAGESCAN_CFG);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_WRITE_PAGESCAN_CFG);

    UINT16_TO_STREAM (pp, interval);
    UINT16_TO_STREAM (pp, window);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_write_inqscan_cfg(UINT16 interval, UINT16 window)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_WRITE_INQSCAN_CFG)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_WRITE_INQSCAN_CFG;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_WRITE_INQUIRYSCAN_CFG);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_WRITE_INQSCAN_CFG);

    UINT16_TO_STREAM (pp, interval);
    UINT16_TO_STREAM (pp, window);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_write_auth_enable (UINT8 flag)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_WRITE_PARAM1)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_WRITE_PARAM1;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_WRITE_AUTHENTICATION_ENABLE);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_WRITE_PARAM1);

    UINT8_TO_STREAM (pp, flag);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_write_dev_class(DEV_CLASS dev_class)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_WRITE_PARAM3)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_WRITE_PARAM3;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_WRITE_CLASS_OF_DEVICE);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_WRITE_PARAM3);

    DEVCLASS_TO_STREAM (pp, dev_class);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_write_voice_settings(UINT16 flags)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_WRITE_PARAM2)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_WRITE_PARAM2;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_WRITE_VOICE_SETTINGS);
    UINT8_TO_STREAM (pp, HCIC_PARAM_SIZE_WRITE_PARAM2);

    UINT16_TO_STREAM (pp, flags);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_write_auto_flush_tout (UINT16 handle, UINT16 tout)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_WRITE_AUTO_FLUSH_TOUT)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_WRITE_AUTO_FLUSH_TOUT;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_WRITE_AUTO_FLUSH_TOUT);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_WRITE_AUTO_FLUSH_TOUT);

    UINT16_TO_STREAM (pp, handle);
    UINT16_TO_STREAM (pp, tout);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_read_tx_power (UINT16 handle, UINT8 type)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_READ_TX_POWER)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_READ_TX_POWER;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_READ_TRANSMIT_POWER_LEVEL);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_READ_TX_POWER);

    UINT16_TO_STREAM (pp, handle);
    UINT8_TO_STREAM  (pp, type);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_host_num_xmitted_pkts (UINT8 num_handles, UINT16 *handle,
        UINT16 *num_pkts)
{
    BT_HDR *p;
    UINT8 *pp;
    int j;

    if ((p = HCI_GET_CMD_BUF(1 + (num_handles * 4))) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + 1 + (num_handles * 4);
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_HOST_NUM_PACKETS_DONE);
    UINT8_TO_STREAM  (pp, p->len - HCIC_PREAMBLE_SIZE);

    UINT8_TO_STREAM (pp, num_handles);

    for (j = 0; j < num_handles; j++) {
        UINT16_TO_STREAM (pp, handle[j]);
        UINT16_TO_STREAM (pp, num_pkts[j]);
    }

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_write_link_super_tout (UINT8 local_controller_id, UINT16 handle, UINT16 timeout)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_WRITE_LINK_SUPER_TOUT)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_WRITE_LINK_SUPER_TOUT;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_WRITE_LINK_SUPER_TOUT);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_WRITE_LINK_SUPER_TOUT);

    UINT16_TO_STREAM (pp, handle);
    UINT16_TO_STREAM (pp, timeout);

    btu_hcif_send_cmd (local_controller_id,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_write_cur_iac_lap (UINT8 num_cur_iac, LAP *const iac_lap)
{
    BT_HDR *p;
    UINT8 *pp;
    int i;

    if ((p = HCI_GET_CMD_BUF(1 + (LAP_LEN * num_cur_iac))) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + 1 + (LAP_LEN * num_cur_iac);
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_WRITE_CURRENT_IAC_LAP);
    UINT8_TO_STREAM  (pp, p->len - HCIC_PREAMBLE_SIZE);

    UINT8_TO_STREAM (pp, num_cur_iac);

    for (i = 0; i < num_cur_iac; i++) {
        LAP_TO_STREAM (pp, iac_lap[i]);
    }

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

/******************************************
**    Lisbon Features
*******************************************/
#if BTM_SSR_INCLUDED == TRUE

BOOLEAN btsnd_hcic_sniff_sub_rate(UINT16 handle, UINT16 max_lat,
                                  UINT16 min_remote_lat, UINT16 min_local_lat)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_SNIFF_SUB_RATE)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_SNIFF_SUB_RATE;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_SNIFF_SUB_RATE);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_SNIFF_SUB_RATE);

    UINT16_TO_STREAM  (pp, handle);
    UINT16_TO_STREAM  (pp, max_lat);
    UINT16_TO_STREAM  (pp, min_remote_lat);
    UINT16_TO_STREAM  (pp, min_local_lat);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}
#endif /* BTM_SSR_INCLUDED */

/**** Extended Inquiry Response Commands ****/
void btsnd_hcic_write_ext_inquiry_response (void *buffer, UINT8 fec_req)
{
    BT_HDR *p = (BT_HDR *)buffer;
    UINT8 *pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_EXT_INQ_RESP;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_WRITE_EXT_INQ_RESPONSE);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_EXT_INQ_RESP);

    UINT8_TO_STREAM (pp, fec_req);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
}

BOOLEAN btsnd_hcic_io_cap_req_reply (BD_ADDR bd_addr, UINT8 capability,
                                     UINT8 oob_present, UINT8 auth_req)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_IO_CAP_RESP)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_IO_CAP_RESP;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_IO_CAPABILITY_REQUEST_REPLY);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_IO_CAP_RESP);

    BDADDR_TO_STREAM (pp, bd_addr);
    UINT8_TO_STREAM  (pp, capability);
    UINT8_TO_STREAM  (pp, oob_present);
    UINT8_TO_STREAM  (pp, auth_req);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_io_cap_req_neg_reply (BD_ADDR bd_addr, UINT8 err_code)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_IO_CAP_NEG_REPLY)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_IO_CAP_NEG_REPLY;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_IO_CAP_REQ_NEG_REPLY);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_IO_CAP_NEG_REPLY);

    BDADDR_TO_STREAM (pp, bd_addr);
    UINT8_TO_STREAM  (pp, err_code);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_read_local_oob_data (void)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_R_LOCAL_OOB)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_R_LOCAL_OOB;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_READ_LOCAL_OOB_DATA);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_R_LOCAL_OOB);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_user_conf_reply (BD_ADDR bd_addr, BOOLEAN is_yes)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_UCONF_REPLY)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_UCONF_REPLY;
    p->offset = 0;

    if (!is_yes) {
        /* Negative reply */
        UINT16_TO_STREAM (pp, HCI_USER_CONF_VALUE_NEG_REPLY);
    } else {
        /* Confirmation */
        UINT16_TO_STREAM (pp, HCI_USER_CONF_REQUEST_REPLY);
    }

    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_UCONF_REPLY);

    BDADDR_TO_STREAM (pp, bd_addr);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_user_passkey_reply (BD_ADDR bd_addr, UINT32 value)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_U_PKEY_REPLY)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_U_PKEY_REPLY;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_USER_PASSKEY_REQ_REPLY);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_U_PKEY_REPLY);

    BDADDR_TO_STREAM (pp, bd_addr);
    UINT32_TO_STREAM (pp, value);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_user_passkey_neg_reply (BD_ADDR bd_addr)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_U_PKEY_NEG_REPLY)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_U_PKEY_NEG_REPLY;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_USER_PASSKEY_REQ_NEG_REPLY);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_U_PKEY_NEG_REPLY);

    BDADDR_TO_STREAM (pp, bd_addr);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_rem_oob_reply (BD_ADDR bd_addr, UINT8 *p_c, UINT8 *p_r)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_REM_OOB_REPLY)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_REM_OOB_REPLY;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_REM_OOB_DATA_REQ_REPLY);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_REM_OOB_REPLY);

    BDADDR_TO_STREAM (pp, bd_addr);
    ARRAY16_TO_STREAM (pp, p_c);
    ARRAY16_TO_STREAM (pp, p_r);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_rem_oob_neg_reply (BD_ADDR bd_addr)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_REM_OOB_NEG_REPLY)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_REM_OOB_NEG_REPLY;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_REM_OOB_DATA_REQ_NEG_REPLY);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_REM_OOB_NEG_REPLY);

    BDADDR_TO_STREAM (pp, bd_addr);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}


BOOLEAN btsnd_hcic_read_inq_tx_power (void)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_R_TX_POWER)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_R_TX_POWER;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_READ_INQ_TX_POWER_LEVEL);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_R_TX_POWER);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_send_keypress_notif (BD_ADDR bd_addr, UINT8 notif)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_SEND_KEYPRESS_NOTIF)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_SEND_KEYPRESS_NOTIF;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_SEND_KEYPRESS_NOTIF);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_SEND_KEYPRESS_NOTIF);

    BDADDR_TO_STREAM (pp, bd_addr);
    UINT8_TO_STREAM (pp, notif);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

/**** end of Simple Pairing Commands ****/

#if L2CAP_NON_FLUSHABLE_PB_INCLUDED == TRUE
BOOLEAN btsnd_hcic_enhanced_flush (UINT16 handle, UINT8 packet_type)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_ENHANCED_FLUSH)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_ENHANCED_FLUSH;
    p->offset = 0;
    UINT16_TO_STREAM (pp, HCI_ENHANCED_FLUSH);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_ENHANCED_FLUSH);

    UINT16_TO_STREAM (pp, handle);
    UINT8_TO_STREAM  (pp, packet_type);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}
#endif

/*************************
** End of Lisbon Commands
**************************/

BOOLEAN btsnd_hcic_get_link_quality (UINT16 handle)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_CMD_HANDLE)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_CMD_HANDLE;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_GET_LINK_QUALITY);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_CMD_HANDLE);

    UINT16_TO_STREAM (pp, handle);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_read_rssi (UINT16 handle)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_CMD_HANDLE)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_CMD_HANDLE;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_READ_RSSI);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_CMD_HANDLE);

    UINT16_TO_STREAM (pp, handle);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_enable_test_mode (void)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_READ_CMD)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_READ_CMD;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_ENABLE_DEV_UNDER_TEST_MODE);
    UINT8_TO_STREAM  (pp,  HCIC_PARAM_SIZE_READ_CMD);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_write_inqscan_type (UINT8 type)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_WRITE_PARAM1)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_WRITE_PARAM1;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_WRITE_INQSCAN_TYPE);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_WRITE_PARAM1);

    UINT8_TO_STREAM  (pp, type);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_write_inquiry_mode (UINT8 mode)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_WRITE_PARAM1)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_WRITE_PARAM1;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_WRITE_INQUIRY_MODE);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_WRITE_PARAM1);

    UINT8_TO_STREAM  (pp, mode);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

BOOLEAN btsnd_hcic_write_pagescan_type (UINT8 type)
{
    BT_HDR *p;
    UINT8 *pp;

    if ((p = HCI_GET_CMD_BUF(HCIC_PARAM_SIZE_WRITE_PARAM1)) == NULL) {
        return (FALSE);
    }

    pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + HCIC_PARAM_SIZE_WRITE_PARAM1;
    p->offset = 0;

    UINT16_TO_STREAM (pp, HCI_WRITE_PAGESCAN_TYPE);
    UINT8_TO_STREAM  (pp, HCIC_PARAM_SIZE_WRITE_PARAM1);

    UINT8_TO_STREAM  (pp, type);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
    return (TRUE);
}

/* Must have room to store BT_HDR + max VSC length + callback pointer */
#if (HCI_CMD_BUF_SIZE < 268)
#error "HCI_CMD_POOL_BUF_SIZE must be larger than 268"
#endif

void btsnd_hcic_vendor_spec_cmd (void *buffer, UINT16 opcode, UINT8 len,
                                 UINT8 *p_data, void *p_cmd_cplt_cback)
{
    BT_HDR *p = (BT_HDR *)buffer;
    UINT8 *pp = (UINT8 *)(p + 1);

    p->len    = HCIC_PREAMBLE_SIZE + len;
    p->offset = sizeof(void *);

    *((void **)pp) = p_cmd_cplt_cback;  /* Store command complete callback in buffer */
    pp += sizeof(void *);               /* Skip over callback pointer */

    UINT16_TO_STREAM (pp, HCI_GRP_VENDOR_SPECIFIC | opcode);
    UINT8_TO_STREAM  (pp, len);
    ARRAY_TO_STREAM  (pp, p_data, len);

    btu_hcif_send_cmd (LOCAL_BR_EDR_CONTROLLER_ID,  p);
}