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Bonding dialog

Merged schneider requested to merge schneider/mp-bonding into master
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/*************************************************************************************************/
/*!
* \file
*
* \brief Application framework main module.
*
* Copyright (c) 2011-2018 Arm Ltd. All Rights Reserved.
* ARM Ltd. confidential and proprietary.
*
* IMPORTANT. Your use of this file is governed by a Software License Agreement
* ("Agreement") that must be accepted in order to download or otherwise receive a
* copy of this file. You may not use or copy this file for any purpose other than
* as described in the Agreement. If you do not agree to all of the terms of the
* Agreement do not use this file and delete all copies in your possession or control;
* if you do not have a copy of the Agreement, you must contact ARM Ltd. prior
* to any use, copying or further distribution of this software.
*/
/*************************************************************************************************/
/* card10:
* copied from: lib/sdk/Libraries/BTLE/stack/ble-profiles/sources/apps/app/app_main.c
*
* Reason: we need to correctly implement AppHandleNumericComparison
*/
/* clang-format off */
/* clang-formet turned off for easier diffing against orginal file */
#include <string.h>
#include "wsf_types.h"
#include "wsf_msg.h"
#include "sec_api.h"
#include "wsf_trace.h"
#include "wsf_timer.h"
#include "wsf_assert.h"
#include "util/bstream.h"
#include "dm_api.h"
#include "app_api.h"
#include "app_main.h"
#include "app_ui.h"
#include "modules/log.h"
/**************************************************************************************************
Global Variables
**************************************************************************************************/
/*! Configuration pointer for advertising */
appAdvCfg_t *pAppAdvCfg;
/*! Configuration pointer for extended and periodic advertising */
appExtAdvCfg_t *pAppExtAdvCfg;
/*! Configuration pointer for slave */
appSlaveCfg_t *pAppSlaveCfg;
/*! Configuration pointer for master */
appMasterCfg_t *pAppMasterCfg;
/*! Configuration pointer for extended master */
appExtMasterCfg_t *pAppExtMasterCfg;
/*! Configuration pointer for security */
appSecCfg_t *pAppSecCfg;
/*! Configuration pointer for connection parameter update */
appUpdateCfg_t *pAppUpdateCfg;
/*! Configuration pointer for discovery */
appDiscCfg_t *pAppDiscCfg;
/*! Configuration pointer for application */
appCfg_t *pAppCfg;
/*! Connection control block array */
appConnCb_t appConnCb[DM_CONN_MAX];
/*! WSF handler ID */
wsfHandlerId_t appHandlerId;
/*! Main control block */
appCb_t appCb;
/*! Configuration structure for incoming request actions */
const appReqActCfg_t appReqActCfg =
{
APP_ACT_ACCEPT /*! Action for the remote connection parameter request */
};
/*! Configuration pointer for incoming request actions on master */
appReqActCfg_t *pAppMasterReqActCfg = (appReqActCfg_t *) &appReqActCfg;
/*! Configurable pointer for incoming request actions on slave */
appReqActCfg_t *pAppSlaveReqActCfg = (appReqActCfg_t *) &appReqActCfg;
/*************************************************************************************************/
/*!
* \brief Process messages from the event handler.
*
* \param pMsg Pointer to message.
*
* \return None.
*/
/*************************************************************************************************/
static void appProcMsg(wsfMsgHdr_t *pMsg)
{
switch(pMsg->event)
{
case APP_BTN_POLL_IND:
appUiBtnPoll();
break;
case APP_UI_TIMER_IND:
appUiTimerExpired(pMsg);
break;
default:
break;
}
}
/*************************************************************************************************/
/*!
* \brief Check the bonded state of a connection.
*
* \param connId DM connection ID.
*
* \return Bonded state.
*/
/*************************************************************************************************/
bool_t appCheckBonded(dmConnId_t connId)
{
WSF_ASSERT((connId > 0) && (connId <= DM_CONN_MAX));
return appConnCb[connId - 1].bonded;
}
/*************************************************************************************************/
/*!
* \brief Check the bond-by-LTK state of a connection.
*
* \param connId DM connection ID.
*
* \return Bond-by-LTK state.
*/
/*************************************************************************************************/
bool_t appCheckBondByLtk(dmConnId_t connId)
{
WSF_ASSERT((connId > 0) && (connId <= DM_CONN_MAX));
return appConnCb[connId - 1].bondByLtk;
}
/*************************************************************************************************/
/*!
* \brief Return the number of existing connections of the given role.
*
* \param role Connection role
*
* \return Number of connections.
*/
/*************************************************************************************************/
uint8_t appNumConns(uint8_t role)
{
appConnCb_t *pCcb = appConnCb;
uint8_t i, j;
for (i = DM_CONN_MAX, j = 0; i > 0; i--, pCcb++)
{
if ((pCcb->connId != DM_CONN_ID_NONE) && (DmConnRole(pCcb->connId) == role))
{
j++;
}
}
return j;
}
/*************************************************************************************************/
/*!
* \brief App framework handler init function called during system initialization.
*
* \param handlerID WSF handler ID for App.
*
* \return None.
*/
/*************************************************************************************************/
void AppInit(void)
{
appHandlerId = WsfOsSetNextHandler(AppHandler);
AppDbInit();
}
/*************************************************************************************************/
/*!
* \brief WSF event handler for app framework.
*
* \param event WSF event mask.
* \param pMsg WSF message.
*
* \return None.
*/
/*************************************************************************************************/
void AppHandler(wsfEventMask_t event, wsfMsgHdr_t *pMsg)
{
if (pMsg != NULL)
{
APP_TRACE_INFO1("App got evt %d", pMsg->event);
if (pMsg->event >= APP_MASTER_MSG_START)
{
/* pass event to master handler */
(*appCb.masterCback)(pMsg);
}
else if (pMsg->event >= APP_SLAVE_MSG_START)
{
/* pass event to slave handler */
(*appCb.slaveCback)(pMsg);
}
else
{
appProcMsg(pMsg);
}
}
else
{
if (event & APP_BTN_DOWN_EVT)
{
AppUiBtnPressed();
}
}
}
/*************************************************************************************************/
/*!
* \brief Handle a passkey request during pairing. If the passkey is to displayed, a
* random passkey is generated and displayed. If the passkey is to be entered
* the user is prompted to enter the passkey.
*
* \param pAuthReq DM authentication requested event structure.
*
* \return None.
*/
/*************************************************************************************************/
void AppHandlePasskey(dmSecAuthReqIndEvt_t *pAuthReq)
{
uint32_t passkey;
uint8_t buf[SMP_PIN_LEN];
if (pAuthReq->display)
{
/* generate random passkey, limit to 6 digit max */
SecRand((uint8_t *) &passkey, sizeof(uint32_t));
passkey %= 1000000;
/* convert to byte buffer */
buf[0] = UINT32_TO_BYTE0(passkey);
buf[1] = UINT32_TO_BYTE1(passkey);
buf[2] = UINT32_TO_BYTE2(passkey);
/* send authentication response to DM */
DmSecAuthRsp((dmConnId_t) pAuthReq->hdr.param, SMP_PIN_LEN, buf);
/* display passkey */
AppUiDisplayPasskey(passkey);
}
else
{
/* prompt user to enter passkey */
AppUiAction(APP_UI_PASSKEY_PROMPT);
}
}
/*************************************************************************************************/
/*!
* \brief Handle a numeric comparison indication during pairing. The confirmation value is
* displayed and the user is prompted to verify that the local and peer confirmation
* values match.
*
* \param pCnfInd DM confirmation indication event structure.
*
* \return None.
*/
/*************************************************************************************************/
void AppHandleNumericComparison(dmSecCnfIndEvt_t *pCnfInd)
{
uint32_t confirm = DmSecGetCompareValue(pCnfInd->confirm);
LOG_INFO("ble", "Confirm Value: %ld", confirm);
/* display confirmation value */
AppUiDisplayConfirmValue(confirm);
/* TODO: Verify that local and peer confirmation values match */
DmSecCompareRsp((dmConnId_t)pCnfInd->hdr.param, TRUE);
}
/*************************************************************************************************/
/*!
* \brief Close the connection with the give connection identifier.
*
* \param connId Connection identifier.
*
* \return None.
*/
/*************************************************************************************************/
void AppConnClose(dmConnId_t connId)
{
DmConnClose(DM_CLIENT_ID_APP, connId, HCI_ERR_REMOTE_TERMINATED);
}
/*************************************************************************************************/
/*!
* \brief Get a list of connection identifiers of open connections.
*
* \param pConnIdList Buffer to hold connection IDs (must be DM_CONN_MAX bytes).
*
* \return Number of open connections.
*
*/
/*************************************************************************************************/
uint8_t AppConnOpenList(dmConnId_t *pConnIdList)
{
appConnCb_t *pCcb = appConnCb;
uint8_t i;
uint8_t pos = 0;
memset(pConnIdList, DM_CONN_ID_NONE, DM_CONN_MAX);
for (i = DM_CONN_MAX; i > 0; i--, pCcb++)
{
if (pCcb->connId != DM_CONN_ID_NONE)
{
pConnIdList[pos++] = pCcb->connId;
}
}
return pos;
}
/*************************************************************************************************/
/*!
* \brief Check if a connection is open.
*
* \return Connection ID of open connection or DM_CONN_ID_NONE if no open connections.
*/
/*************************************************************************************************/
dmConnId_t AppConnIsOpen(void)
{
appConnCb_t *pCcb = appConnCb;
uint8_t i;
for (i = DM_CONN_MAX; i > 0; i--, pCcb++)
{
if (pCcb->connId != DM_CONN_ID_NONE)
{
return pCcb->connId;
}
}
return DM_CONN_ID_NONE;
}
/*************************************************************************************************/
/*!
* \brief Get the device database record handle associated with an open connection.
*
* \param connId Connection identifier.
*
* \return Database record handle or APP_DB_HDL_NONE.
*/
/*************************************************************************************************/
appDbHdl_t AppDbGetHdl(dmConnId_t connId)
{
return appConnCb[connId-1].dbHdl;
}
/*************************************************************************************************/
/*!
* \brief Add device to resolving list.
*
* \param pMsg Pointer to DM callback event message.
* \param connId Connection identifier.
*
* \return None.
*/
/*************************************************************************************************/
void AppAddDevToResList(dmEvt_t *pMsg, dmConnId_t connId)
{
dmSecKey_t *pPeerKey;
appDbHdl_t hdl = appConnCb[connId - 1].dbHdl;
/* if LL Privacy is supported and the peer device has distributed its IRK */
if (HciLlPrivacySupported() && ((pPeerKey = AppDbGetKey(hdl, DM_KEY_IRK, NULL))!= NULL))
{
/* add peer device to resolving list. If all-zero local or peer IRK is used then
LL will only use or accept local or peer identity address respectively. */
DmPrivAddDevToResList(pPeerKey->irk.addrType, pPeerKey->irk.bdAddr, pPeerKey->irk.key,
DmSecGetLocalIrk(), TRUE, pMsg->hdr.param);
}
}
/*************************************************************************************************/
/*!
* \brief Update privacy mode for a given peer device.
*
* \param hdl Database record handle.
*
* \return None.
*/
/*************************************************************************************************/
void AppUpdatePrivacyMode(appDbHdl_t hdl)
{
/* if peer device's been added to resolving list but RPA Only attribute not found on peer device */
if ((hdl != APP_DB_HDL_NONE) && AppDbGetPeerAddedToRl(hdl) && !AppDbGetPeerRpao(hdl))
{
dmSecKey_t *pPeerKey = AppDbGetKey(hdl, DM_KEY_IRK, NULL);
if (pPeerKey != NULL)
{
/* set device privacy mode for this peer device */
DmPrivSetPrivacyMode(pPeerKey->irk.addrType, pPeerKey->irk.bdAddr, DM_PRIV_MODE_DEVICE);
/* make sure resolving list flag cleared */
AppDbSetPeerAddedToRl(hdl, FALSE);
}
}
}
/* clang-format on */
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