text: /*************************************************************************************************/
  /*!
   *  \file
   *
   *  \brief  Device manager connection management module for extended master.
   *
   *  Copyright (c) 2016-2018 Arm Ltd. All Rights Reserved.
   *
   *  Copyright (c) 2019 Packetcraft, Inc.
   *  
   *  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.
   */
  /*************************************************************************************************/
  
  #include "wsf_types.h"
  #include "dm_api.h"
  #include "dm_dev.h"
  #include "dm_main.h"
  #include "dm_conn.h"
  
  /**************************************************************************************************
    Local Variables
  **************************************************************************************************/
  
  /* Action set for this module */
  static const dmConnAct_t dmConnActSetMaster[] =
  {
    dmExtConnSmActOpen,
    dmConnSmActCancelOpen
  };
  
  /*************************************************************************************************/
  /*!
   *  \brief  Open a connection to a peer device with the given address.
   *
   *  \param  initPhys  Initiating PHYs.
   *  \param  addrType  Address type.
   *  \param  pAddr     Peer device address.
   *
   *  \return Connection identifier.
   */
  /*************************************************************************************************/
  static void dmExtConnOpen(uint8_t initPhys, uint8_t addrType, uint8_t *pAddr)
  {
    uint8_t i;
    uint8_t idx;
    uint8_t phyIdx;
    hciExtInitParam_t initParam;
    hciConnSpec_t connSpec[DM_NUM_PHYS];
    hciExtInitScanParam_t scanParam[DM_NUM_PHYS];
  
    /* set initiating parameters */
    initParam.filterPolicy = dmCb.initFiltPolicy;
    initParam.ownAddrType = DmLlAddrType(dmCb.connAddrType);
    initParam.peerAddrType = addrType;
    initParam.pPeerAddr = pAddr;
    initParam.initPhys = initPhys;
  
    /* see advertising packets to be received on which PHY */
    for (i = 0, idx = 0; (i < 8) && (idx < DM_NUM_PHYS); i++)
    {
      if (initPhys & (1 << i))
      {
        phyIdx = DmInitPhyToIdx(1 << i);
  
        /* set extended create conection parameters for this PHY */
        scanParam[idx].scanInterval = dmConnCb.scanInterval[phyIdx];
        scanParam[idx].scanWindow = dmConnCb.scanWindow[phyIdx];
        connSpec[idx] = dmConnCb.connSpec[phyIdx];
        idx++;
      }
    }
  
    /* Create connection */
    HciLeExtCreateConnCmd(&initParam, scanParam, connSpec);
  
    /* pass connection initiation started to dev priv */
    dmDevPassEvtToDevPriv(DM_DEV_PRIV_MSG_CTRL, DM_DEV_PRIV_MSG_CONN_INIT_START, 0, 0);
  }
  
  /*************************************************************************************************/
  /*!
  *  \brief  Open a connection.
  *
  *  \param  pMsg    WSF message.
  *  \param  pCcb    Connection control block.
  *
  *  \return None.
  */
  /*************************************************************************************************/
  void dmExtConnSmActOpen(dmConnCcb_t *pCcb, dmConnMsg_t *pMsg)
  {
    dmExtConnOpen(pMsg->apiOpen.initPhys, pMsg->apiOpen.addrType, pMsg->apiOpen.peerAddr);
  }
  
  /*************************************************************************************************/
  /*!
   *  \brief  Initialize DM connection manager for operation as extended master.
   *
   *  \return None.
   */
  /*************************************************************************************************/
  void DmExtConnMasterInit(void)
  {
    WsfTaskLock();
  
    dmConnActSet[DM_CONN_ACT_SET_MASTER] = (dmConnAct_t *) dmConnActSetMaster;
    dmConnUpdActSet[DM_CONN_ACT_SET_MASTER] = (dmConnAct_t *) dmConnUpdActSetMaster;
  
    WsfTaskUnlock();
  }
  