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|
/*
* Author: Sven Gothel <sgothel@jausoft.com>
* Copyright (c) 2020 Gothel Software e.K.
* Copyright (c) 2020 ZAFENA AB
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include <cstring>
#include <string>
#include <memory>
#include <cstdint>
#include <vector>
#include <cstdio>
#include <algorithm>
// #define PERF_PRINT_ON 1
// #define VERBOSE_ON 1
#include <dbt_debug.hpp>
#include "BTIoctl.hpp"
#include "DBTManager.hpp"
#include "HCIIoctl.hpp"
#include "HCIComm.hpp"
#include "DBTTypes.hpp"
extern "C" {
#include <inttypes.h>
#include <unistd.h>
#include <poll.h>
#include <signal.h>
}
using namespace direct_bt;
const pid_t DBTManager::pidSelf = getpid();
std::mutex DBTManager::mtx_singleton;
void DBTManager::mgmtReaderThreadImpl() {
{
const std::lock_guard<std::mutex> lock(mtx_mgmtReaderInit); // RAII-style acquire and relinquish via destructor
mgmtReaderShallStop = false;
mgmtReaderRunning = true;
INFO_PRINT("DBTManager::reader: Started");
cv_mgmtReaderInit.notify_all();
}
while( !mgmtReaderShallStop ) {
int len;
if( !comm.isOpen() ) {
// not open
ERR_PRINT("DBTManager::reader: Not connected");
mgmtReaderShallStop = true;
break;
}
len = comm.read(rbuffer.get_wptr(), rbuffer.getSize());
if( 0 < len ) {
const uint16_t paramSize = len >= 6 ? rbuffer.get_uint16(4) : 0;
if( len < 6 + paramSize ) {
WARN_PRINT("DBTManager::reader: length mismatch %d < 6 + %d", len, paramSize);
continue; // discard data
}
std::shared_ptr<MgmtEvent> event( MgmtEvent::getSpecialized(rbuffer.get_ptr(), len) );
const MgmtEvent::Opcode opc = event->getOpcode();
if( MgmtEvent::Opcode::CMD_COMPLETE == opc || MgmtEvent::Opcode::CMD_STATUS == opc ) {
DBG_PRINT("DBTManager::reader: CmdResult %s", event->toString().c_str());
mgmtEventRing.putBlocking( event );
} else {
// issue a callback
const std::lock_guard<std::recursive_mutex> lock(mtx_callbackLists); // RAII-style acquire and relinquish via destructor
const int dev_id = event->getDevID();
MgmtAdapterEventCallbackList & mgmtEventCallbackList = mgmtAdapterEventCallbackLists[static_cast<uint16_t>(opc)];
int invokeCount = 0;
for (auto it = mgmtEventCallbackList.begin(); it != mgmtEventCallbackList.end(); ++it) {
if( 0 > it->getDevID() || dev_id == it->getDevID() ) {
try {
it->getCallback().invoke(event);
} catch (std::exception &e) {
ERR_PRINT("DBTManager::fwdPacketReceived-CBs %d/%zd: MgmtAdapterEventCallback %s : Caught exception %s",
invokeCount+1, mgmtEventCallbackList.size(),
it->toString().c_str(), e.what());
}
invokeCount++;
}
}
DBG_PRINT("DBTManager::reader: Event %s -> %d/%zd callbacks",
event->toString().c_str(), invokeCount, mgmtEventCallbackList.size());
(void)invokeCount;
}
} else if( ETIMEDOUT != errno && !mgmtReaderShallStop ) { // expected exits
ERR_PRINT("DBTManager::reader: HCIComm error");
}
}
INFO_PRINT("DBTManager::reader: Ended. Ring has %d entries flushed", mgmtEventRing.getSize());
mgmtReaderRunning = false;
mgmtEventRing.clear();
}
void DBTManager::sendMgmtEvent(std::shared_ptr<MgmtEvent> event) {
const int dev_id = event->getDevID();
const MgmtEvent::Opcode opc = event->getOpcode();
MgmtAdapterEventCallbackList mgmtEventCallbackList = mgmtAdapterEventCallbackLists[static_cast<uint16_t>(opc)];
int invokeCount = 0;
for (auto it = mgmtEventCallbackList.begin(); it != mgmtEventCallbackList.end(); ++it) {
if( 0 > it->getDevID() || dev_id == it->getDevID() ) {
it->getCallback().invoke(event);
invokeCount++;
}
}
DBG_PRINT("DBTManager::sendMgmtEvent: Event %s -> %d/%zd callbacks",
event->toString().c_str(), invokeCount, mgmtEventCallbackList.size());
(void)invokeCount;
}
static void mgmthandler_sigaction(int sig, siginfo_t *info, void *ucontext) {
bool pidMatch = info->si_pid == DBTManager::pidSelf;
INFO_PRINT("DBTManager.sigaction: sig %d, info[code %d, errno %d, signo %d, pid %d, uid %d, fd %d], pid-self %d (match %d)",
sig, info->si_code, info->si_errno, info->si_signo,
info->si_pid, info->si_uid, info->si_fd,
DBTManager::pidSelf, pidMatch);
(void)ucontext;
if( !pidMatch || SIGALRM != sig ) {
return;
}
#if 0
// We do not de-install the handler on single use,
// as we act for multiple SIGALRM events within direct-bt
{
struct sigaction sa_setup;
bzero(&sa_setup, sizeof(sa_setup));
sa_setup.sa_handler = SIG_DFL;
sigemptyset(&(sa_setup.sa_mask));
sa_setup.sa_flags = 0;
if( 0 != sigaction( SIGALRM, &sa_setup, NULL ) ) {
ERR_PRINT("DBTManager.sigaction: Resetting sighandler");
}
}
#endif
}
std::shared_ptr<MgmtEvent> DBTManager::sendWithReply(MgmtCommand &req) {
const std::lock_guard<std::recursive_mutex> lock(mtx_sendReply); // RAII-style acquire and relinquish via destructor
{
const std::lock_guard<std::recursive_mutex> lock(comm.mutex()); // RAII-style acquire and relinquish via destructor
DBG_PRINT("DBTManager::sendWithReply.0: req %s", req.toString().c_str());
TROOctets & pdu = req.getPDU();
if ( comm.write( pdu.get_ptr(), pdu.getSize() ) < 0 ) {
ERR_PRINT("DBTManager::sendWithReply: HCIComm write error, req %s", req.toString().c_str());
return nullptr;
}
}
// Ringbuffer read is thread safe
int retry = 3;
while( 0 < retry ) {
std::shared_ptr<MgmtEvent> res = mgmtEventRing.getBlocking(MGMT_COMMAND_REPLY_TIMEOUT);
// std::shared_ptr<MgmtEvent> res = receiveNext();
if( nullptr == res ) {
errno = ETIMEDOUT;
ERR_PRINT("DBTManager::sendWithReply.X: nullptr result (timeout -> abort): req %s", req.toString().c_str());
return nullptr;
} else if( !res->validate(req) ) {
// This could occur due to an earlier timeout w/ a nullptr == res (see above),
// i.e. the pending reply processed here and naturally not-matching.
WARN_PRINT("DBTManager::sendWithReply: res mismatch (drop evt, continue retry %d): res %s; req %s",
retry, res->toString().c_str(), req.toString().c_str());
retry--;
} else {
DBG_PRINT("DBTManager::sendWithReply.X: res: %s, req %s", res->toString().c_str(), req.toString().c_str());
return res;
}
}
return nullptr;
}
std::shared_ptr<AdapterInfo> DBTManager::initAdapter(const uint16_t dev_id, const BTMode btMode) {
std::shared_ptr<AdapterInfo> adapterInfo = nullptr;
MgmtCommand req0(MgmtOpcode::READ_INFO, dev_id);
{
std::shared_ptr<MgmtEvent> res = sendWithReply(req0);
if( nullptr == res ) {
goto fail;
}
if( MgmtEvent::Opcode::CMD_COMPLETE != res->getOpcode() || res->getTotalSize() < MgmtEvtAdapterInfo::getRequiredSize()) {
ERR_PRINT("Insufficient data for adapter info: req %d, res %s", MgmtEvtAdapterInfo::getRequiredSize(), res->toString().c_str());
goto fail;
}
const MgmtEvtAdapterInfo * res1 = static_cast<MgmtEvtAdapterInfo*>(res.get());
adapterInfo = res1->toAdapterInfo();
if( dev_id != adapterInfo->dev_id ) {
throw InternalError("AdapterInfo dev_id="+std::to_string(adapterInfo->dev_id)+" != dev_id="+std::to_string(dev_id)+"]: "+adapterInfo->toString(), E_FILE_LINE);
}
}
switch ( btMode ) {
case BTMode::BT_MODE_DUAL:
setMode(dev_id, MgmtOpcode::SET_SSP, 1);
setMode(dev_id, MgmtOpcode::SET_BREDR, 1);
setMode(dev_id, MgmtOpcode::SET_LE, 1);
break;
case BTMode::BT_MODE_BREDR:
setMode(dev_id, MgmtOpcode::SET_SSP, 1);
setMode(dev_id, MgmtOpcode::SET_BREDR, 1);
setMode(dev_id, MgmtOpcode::SET_LE, 0);
break;
case BTMode::BT_MODE_LE:
setMode(dev_id, MgmtOpcode::SET_SSP, 0);
setMode(dev_id, MgmtOpcode::SET_BREDR, 0);
setMode(dev_id, MgmtOpcode::SET_LE, 1);
break;
}
setMode(dev_id, MgmtOpcode::SET_CONNECTABLE, 0);
setMode(dev_id, MgmtOpcode::SET_FAST_CONNECTABLE, 0);
removeDeviceFromWhitelist(dev_id, EUI48_ANY_DEVICE, BDAddressType::BDADDR_BREDR); // flush whitelist!
setMode(dev_id, MgmtOpcode::SET_POWERED, 1);
fail:
return adapterInfo;
}
void DBTManager::shutdownAdapter(const uint16_t dev_id) {
setMode(dev_id, MgmtOpcode::SET_CONNECTABLE, 0);
setMode(dev_id, MgmtOpcode::SET_FAST_CONNECTABLE, 0);
setMode(dev_id, MgmtOpcode::SET_DISCOVERABLE, 0);
setMode(dev_id, MgmtOpcode::SET_POWERED, 0);
}
DBTManager::DBTManager(const BTMode btMode)
:btMode(btMode), rbuffer(ClientMaxMTU), comm(HCI_DEV_NONE, HCI_CHANNEL_CONTROL, Defaults::MGMT_READER_THREAD_POLL_TIMEOUT),
mgmtEventRing(MGMTEVT_RING_CAPACITY), mgmtReaderRunning(false), mgmtReaderShallStop(false)
{
INFO_PRINT("DBTManager.ctor: pid %d", DBTManager::pidSelf);
if( !comm.isOpen() ) {
ERR_PRINT("DBTManager::open: Could not open mgmt control channel");
return;
}
{
struct sigaction sa_setup;
bzero(&sa_setup, sizeof(sa_setup));
sa_setup.sa_sigaction = mgmthandler_sigaction;
sigemptyset(&(sa_setup.sa_mask));
sa_setup.sa_flags = SA_SIGINFO;
if( 0 != sigaction( SIGALRM, &sa_setup, NULL ) ) {
ERR_PRINT("DBTManager::ctor: Setting sighandler");
}
}
{
std::unique_lock<std::mutex> lock(mtx_mgmtReaderInit); // RAII-style acquire and relinquish via destructor
mgmtReaderThread = std::thread(&DBTManager::mgmtReaderThreadImpl, this);
while( false == mgmtReaderRunning ) {
cv_mgmtReaderInit.wait(lock);
}
DBG_PRINT("DBTManager::ctor: Reader Started");
}
PERF_TS_T0();
bool ok = true;
// Mandatory
{
MgmtCommand req0(MgmtOpcode::READ_VERSION, MgmtConstU16::MGMT_INDEX_NONE);
std::shared_ptr<MgmtEvent> res = sendWithReply(req0);
if( nullptr == res ) {
goto fail;
}
if( MgmtEvent::Opcode::CMD_COMPLETE != res->getOpcode() || res->getDataSize() < 3) {
ERR_PRINT("Wrong version response: %s", res->toString().c_str());
goto fail;
}
const uint8_t *data = res->getData();
const uint8_t version = data[0];
const uint16_t revision = get_uint16(data, 1, true /* littleEndian */);
INFO_PRINT("Bluetooth version %d.%d", version, revision);
if( version < 1 ) {
ERR_PRINT("Bluetooth version >= 1.0 required")
goto fail;
}
}
// Optional
{
MgmtCommand req0(MgmtOpcode::READ_COMMANDS, MgmtConstU16::MGMT_INDEX_NONE);
std::shared_ptr<MgmtEvent> res = sendWithReply(req0);
if( nullptr == res ) {
goto next1;
}
if( MgmtEvent::Opcode::CMD_COMPLETE == res->getOpcode() && res->getDataSize() >= 4) {
const uint8_t *data = res->getData();
const uint16_t num_commands = get_uint16(data, 0, true /* littleEndian */);
const uint16_t num_events = get_uint16(data, 2, true /* littleEndian */);
INFO_PRINT("Bluetooth %d commands, %d events", num_commands, num_events);
#ifdef VERBOSE_ON
const int expDataSize = 4 + num_commands * 2 + num_events * 2;
if( res->getDataSize() >= expDataSize ) {
for(int i=0; i< num_commands; i++) {
const MgmtOpcode op = static_cast<MgmtOpcode>( get_uint16(data, 4+i*2, true /* littleEndian */) );
DBG_PRINT("kernel op %d: %s", i, getMgmtOpcodeString(op).c_str());
}
}
#endif
}
}
next1:
// Register to add/remove adapter optionally:
// MgmtEvent::INDEX_ADDED, MgmtConst::INDEX_NONE;
// MgmtEvent::INDEX_REMOVED, MgmtConst::INDEX_NONE;
// Mandatory
{
MgmtCommand req0(MgmtOpcode::READ_INDEX_LIST, MgmtConstU16::MGMT_INDEX_NONE);
std::shared_ptr<MgmtEvent> res = sendWithReply(req0);
if( nullptr == res ) {
goto fail;
}
if( MgmtEvent::Opcode::CMD_COMPLETE != res->getOpcode() || res->getDataSize() < 2) {
ERR_PRINT("Insufficient data for adapter index: res %s", res->toString().c_str());
goto fail;
}
const uint8_t *data = res->getData();
const uint16_t num_adapter = get_uint16(data, 0, true /* littleEndian */);
INFO_PRINT("Bluetooth %d adapter", num_adapter);
const int expDataSize = 2 + num_adapter * 2;
if( res->getDataSize() < expDataSize ) {
ERR_PRINT("Insufficient data for %d adapter indices: res %s", num_adapter, res->toString().c_str());
goto fail;
}
adapterInfos.resize(num_adapter, nullptr);
for(int i=0; ok && i < num_adapter; i++) {
const uint16_t dev_id = get_uint16(data, 2+i*2, true /* littleEndian */);
if( dev_id >= num_adapter ) {
throw InternalError("dev_id "+std::to_string(dev_id)+" >= num_adapter "+std::to_string(num_adapter), E_FILE_LINE);
}
if( adapterInfos[dev_id] != nullptr ) {
throw InternalError("adapters[dev_id="+std::to_string(dev_id)+"] != nullptr: "+adapterInfos[dev_id]->toString(), E_FILE_LINE);
}
std::shared_ptr<AdapterInfo> adapterInfo = initAdapter(dev_id, btMode);
adapterInfos[dev_id] = adapterInfo;
if( nullptr != adapterInfo ) {
DBG_PRINT("DBTManager::adapters %d/%d: dev_id %d: %s", i, num_adapter, dev_id, adapterInfo->toString().c_str());
ok = true;
} else {
DBG_PRINT("DBTManager::adapters %d/%d: dev_id %d: FAILED", i, num_adapter, dev_id);
ok = false;
}
}
}
if( ok ) {
addMgmtEventCallback(-1, MgmtEvent::Opcode::CLASS_OF_DEV_CHANGED, bindMemberFunc(this, &DBTManager::mgmtEvClassOfDeviceChangedCB));
addMgmtEventCallback(-1, MgmtEvent::Opcode::DISCOVERING, bindMemberFunc(this, &DBTManager::mgmtEvDeviceDiscoveringCB));
addMgmtEventCallback(-1, MgmtEvent::Opcode::DEVICE_FOUND, bindMemberFunc(this, &DBTManager::mgmtEvDeviceFoundCB));
addMgmtEventCallback(-1, MgmtEvent::Opcode::DEVICE_DISCONNECTED, bindMemberFunc(this, &DBTManager::mgmtEvDeviceDisconnectedCB));
addMgmtEventCallback(-1, MgmtEvent::Opcode::DEVICE_CONNECTED, bindMemberFunc(this, &DBTManager::mgmtEvDeviceConnectedCB));
addMgmtEventCallback(-1, MgmtEvent::Opcode::CONNECT_FAILED, bindMemberFunc(this, &DBTManager::mgmtEvConnectFailedCB));
addMgmtEventCallback(-1, MgmtEvent::Opcode::DEVICE_BLOCKED, bindMemberFunc(this, &DBTManager::mgmtEvDeviceBlockedCB));
addMgmtEventCallback(-1, MgmtEvent::Opcode::DEVICE_UNBLOCKED, bindMemberFunc(this, &DBTManager::mgmtEvDeviceUnblockedCB));
addMgmtEventCallback(-1, MgmtEvent::Opcode::DEVICE_UNPAIRED, bindMemberFunc(this, &DBTManager::mgmtEvDeviceUnpairedCB));
addMgmtEventCallback(-1, MgmtEvent::Opcode::NEW_CONN_PARAM, bindMemberFunc(this, &DBTManager::mgmtEvNewConnectionParamCB));
addMgmtEventCallback(-1, MgmtEvent::Opcode::DEVICE_WHITELIST_ADDED, bindMemberFunc(this, &DBTManager::mgmtEvDeviceWhitelistAddedCB));
addMgmtEventCallback(-1, MgmtEvent::Opcode::DEVICE_WHITELIST_REMOVED, bindMemberFunc(this, &DBTManager::mgmtEvDeviceWhilelistRemovedCB));
addMgmtEventCallback(-1, MgmtEvent::Opcode::PIN_CODE_REQUEST, bindMemberFunc(this, &DBTManager::mgmtEvPinCodeRequestCB));
addMgmtEventCallback(-1, MgmtEvent::Opcode::USER_PASSKEY_REQUEST, bindMemberFunc(this, &DBTManager::mgmtEvUserPasskeyRequestCB));
PERF_TS_TD("DBTManager::open.ok");
return;
}
fail:
close();
PERF_TS_TD("DBTManager::open.fail");
return;
}
void DBTManager::close() {
DBG_PRINT("DBTManager::close: Start");
removeAllDevicesFromWhitelist();
clearAllMgmtEventCallbacks();
for (auto it = adapterInfos.begin(); it != adapterInfos.end(); it++) {
shutdownAdapter((*it)->dev_id);
}
adapterInfos.clear();
if( mgmtReaderRunning && mgmtReaderThread.joinable() ) {
mgmtReaderShallStop = true;
pthread_t tid = mgmtReaderThread.native_handle();
pthread_kill(tid, SIGALRM);
}
comm.close();
if( mgmtReaderRunning && mgmtReaderThread.joinable() ) {
// still running ..
DBG_PRINT("DBTManager::close: join mgmtReaderThread");
mgmtReaderThread.join();
}
mgmtReaderThread = std::thread(); // empty
{
struct sigaction sa_setup;
bzero(&sa_setup, sizeof(sa_setup));
sa_setup.sa_handler = SIG_DFL;
sigemptyset(&(sa_setup.sa_mask));
sa_setup.sa_flags = 0;
if( 0 != sigaction( SIGALRM, &sa_setup, NULL ) ) {
ERR_PRINT("DBTManager.sigaction: Resetting sighandler");
}
}
DBG_PRINT("DBTManager::close: End");
}
int DBTManager::findAdapterInfoIdx(const EUI48 &mac) const {
auto begin = adapterInfos.begin();
auto it = std::find_if(begin, adapterInfos.end(), [&](std::shared_ptr<AdapterInfo> const& p) {
return p->address == mac;
});
if ( it == std::end(adapterInfos) ) {
return -1;
} else {
return std::distance(begin, it);
}
}
std::shared_ptr<AdapterInfo> DBTManager::findAdapterInfo(const EUI48 &mac) const {
auto begin = adapterInfos.begin();
auto it = std::find_if(begin, adapterInfos.end(), [&](std::shared_ptr<AdapterInfo> const& p) {
return p->address == mac;
});
if ( it == std::end(adapterInfos) ) {
return nullptr;
} else {
return *it;
}
}
std::shared_ptr<AdapterInfo> DBTManager::getAdapterInfo(const int idx) const {
if( 0 > idx || idx >= static_cast<int>(adapterInfos.size()) ) {
throw IndexOutOfBoundsException(idx, adapterInfos.size(), 1, E_FILE_LINE);
}
std::shared_ptr<AdapterInfo> adapter = adapterInfos.at(idx);
return adapter;
}
bool DBTManager::setMode(const int dev_id, const MgmtOpcode opc, const uint8_t mode) {
MgmtUint8Cmd req(opc, dev_id, mode);
std::shared_ptr<MgmtEvent> res = sendWithReply(req);
if( nullptr != res ) {
if( res->getOpcode() == MgmtEvent::Opcode::CMD_COMPLETE ) {
const MgmtEvtCmdComplete &res1 = *static_cast<const MgmtEvtCmdComplete *>(res.get());
return MgmtStatus::SUCCESS == res1.getStatus();
} else if( res->getOpcode() == MgmtEvent::Opcode::CMD_STATUS ) {
const MgmtEvtCmdStatus &res1 = *static_cast<const MgmtEvtCmdStatus *>(res.get());
return MgmtStatus::SUCCESS == res1.getStatus();
}
}
return false;
}
ScanType DBTManager::startDiscovery(const int dev_id) {
ScanType scanType;
switch ( btMode ) {
case BTMode::BT_MODE_DUAL:
scanType = ScanType::SCAN_TYPE_DUAL;
break;
case BTMode::BT_MODE_BREDR:
scanType = ScanType::SCAN_TYPE_BREDR;
break;
case BTMode::BT_MODE_LE:
scanType = ScanType::SCAN_TYPE_LE;
break;
}
return startDiscovery(dev_id, scanType);
}
ScanType DBTManager::startDiscovery(const int dev_id, const ScanType scanType) {
MgmtUint8Cmd req(MgmtOpcode::START_DISCOVERY, dev_id, scanType);
std::shared_ptr<MgmtEvent> res = sendWithReply(req);
ScanType type = ScanType::SCAN_TYPE_NONE;
if( nullptr != res && res->getOpcode() == MgmtEvent::Opcode::CMD_COMPLETE ) {
const MgmtEvtCmdComplete &res1 = *static_cast<const MgmtEvtCmdComplete *>(res.get());
if( MgmtStatus::SUCCESS == res1.getStatus() && 1 == res1.getDataSize() ) {
type = static_cast<ScanType>( *res1.getData() );
}
}
return type;
}
bool DBTManager::stopDiscovery(const int dev_id, const ScanType type) {
MgmtUint8Cmd req(MgmtOpcode::STOP_DISCOVERY, dev_id, type);
std::shared_ptr<MgmtEvent> res = sendWithReply(req);
if( nullptr != res && res->getOpcode() == MgmtEvent::Opcode::CMD_COMPLETE ) {
const MgmtEvtCmdComplete &res1 = *static_cast<const MgmtEvtCmdComplete *>(res.get());
return MgmtStatus::SUCCESS == res1.getStatus();
}
return false;
}
bool DBTManager::uploadConnParam(const int dev_id, const EUI48 &address, const BDAddressType address_type,
const uint16_t min_interval, const uint16_t max_interval,
const uint16_t latency, const uint16_t timeout) {
MgmtConnParam connParam{ address, address_type, min_interval, max_interval, latency, timeout };
MgmtLoadConnParamCmd req(dev_id, connParam);
std::shared_ptr<MgmtEvent> res = sendWithReply(req);
if( nullptr != res && res->getOpcode() == MgmtEvent::Opcode::CMD_COMPLETE ) {
const MgmtEvtCmdComplete &res1 = *static_cast<const MgmtEvtCmdComplete *>(res.get());
return MgmtStatus::SUCCESS == res1.getStatus();
}
return false;
}
bool DBTManager::isDeviceWhitelisted(const int dev_id, const EUI48 &address) {
for(auto it = whitelist.begin(); it != whitelist.end(); ) {
std::shared_ptr<WhitelistElem> wle = *it;
if( wle->dev_id == dev_id && wle->address == address ) {
return true;
} else {
++it;
}
}
return false;
}
bool DBTManager::addDeviceToWhitelist(const int dev_id, const EUI48 &address, const BDAddressType address_type, const HCIWhitelistConnectType ctype) {
MgmtAddDeviceToWhitelistCmd req(dev_id, address, address_type, ctype);
// Check if already exist in our local whitelist first, reject if so ..
if( isDeviceWhitelisted(dev_id, address) ) {
ERR_PRINT("DBTManager::addDeviceToWhitelist: Already in local whitelist, remove first: %s", req.toString().c_str());
return false;
}
std::shared_ptr<MgmtEvent> res = sendWithReply(req);
if( nullptr != res && res->getOpcode() == MgmtEvent::Opcode::CMD_COMPLETE ) {
const MgmtEvtCmdComplete &res1 = *static_cast<const MgmtEvtCmdComplete *>(res.get());
if( MgmtStatus::SUCCESS == res1.getStatus() ) {
std::shared_ptr<WhitelistElem> wle( new WhitelistElem{dev_id, address, address_type, ctype} );
whitelist.push_back(wle);
return true;
}
}
return false;
}
int DBTManager::removeAllDevicesFromWhitelist() {
#if 0
std::vector<std::shared_ptr<WhitelistElem>> whitelist_copy = whitelist;
int count = 0;
DBG_PRINT("DBTManager::removeAllDevicesFromWhitelist.A: Start %zd elements", whitelist_copy.size());
for(auto it = whitelist_copy.begin(); it != whitelist_copy.end(); ++it) {
std::shared_ptr<WhitelistElem> wle = *it;
removeDeviceFromWhitelist(wle->dev_id, wle->address, wle->address_type);
count++;
}
#else
int count = whitelist.size();
DBG_PRINT("DBTManager::removeAllDevicesFromWhitelist.B: Start %d elements", count);
whitelist.clear();
for (auto it = adapterInfos.begin(); it != adapterInfos.end(); it++) {
removeDeviceFromWhitelist((*it)->dev_id, EUI48_ANY_DEVICE, BDAddressType::BDADDR_BREDR); // flush whitelist!
}
#endif
DBG_PRINT("DBTManager::removeAllDevicesFromWhitelist: End: Removed %d elements, remaining %zd elements",
count, whitelist.size());
return count;
}
bool DBTManager::removeDeviceFromWhitelist(const int dev_id, const EUI48 &address, const BDAddressType address_type) {
// Remove from our local whitelist first
{
for(auto it = whitelist.begin(); it != whitelist.end(); ) {
std::shared_ptr<WhitelistElem> wle = *it;
if( wle->dev_id == dev_id && wle->address == address ) {
it = whitelist.erase(it);
} else {
++it;
}
}
}
// Actual removal
MgmtRemoveDeviceFromWhitelistCmd req(dev_id, address, address_type);
std::shared_ptr<MgmtEvent> res = sendWithReply(req);
if( nullptr != res && res->getOpcode() == MgmtEvent::Opcode::CMD_COMPLETE ) {
const MgmtEvtCmdComplete &res1 = *static_cast<const MgmtEvtCmdComplete *>(res.get());
if( MgmtStatus::SUCCESS == res1.getStatus() ) {
return true;
}
}
return false;
}
uint16_t DBTManager::create_connection(const int dev_id,
const EUI48 &peer_bdaddr,
const BDAddressType peer_mac_type,
const BDAddressType own_mac_type,
const uint16_t interval, const uint16_t window,
const uint16_t min_interval, const uint16_t max_interval,
const uint16_t latency, const uint16_t supervision_timeout) {
// MgmtUint8Cmd req(MgmtOpcode::, dev_id, scanType);
DBG_PRINT("DBTManager::le_create_conn: %s", peer_bdaddr.toString().c_str());
const uint16_t min_ce_length=0x0001;
const uint16_t max_ce_length=0x0001;
const uint8_t initiator_filter=0;
(void)dev_id;
(void)peer_bdaddr;
(void)peer_mac_type;
(void)own_mac_type;
(void)interval;
(void)window;
(void)min_interval;
(void)max_interval;
(void)latency;
(void)supervision_timeout;
(void)min_ce_length;
(void)max_ce_length;
(void)initiator_filter;
return 0;
}
bool DBTManager::disconnect(const bool ioErrorCause,
const int dev_id, const EUI48 &peer_bdaddr, const BDAddressType peer_mac_type,
const HCIStatusCode reason) {
bool bres = false;
if( !ioErrorCause ) {
MgmtDisconnectCmd req(dev_id, peer_bdaddr, peer_mac_type);
std::shared_ptr<MgmtEvent> res = sendWithReply(req);
if( nullptr != res && res->getOpcode() == MgmtEvent::Opcode::CMD_COMPLETE ) {
const MgmtEvtCmdComplete &res1 = *static_cast<const MgmtEvtCmdComplete *>(res.get());
if( MgmtStatus::SUCCESS == res1.getStatus() ) {
bres = true;
}
}
}
// explicit disconnected event anyways
MgmtEvtDeviceDisconnected *e = new MgmtEvtDeviceDisconnected(dev_id, peer_bdaddr, peer_mac_type, reason);
sendMgmtEvent(std::shared_ptr<MgmtEvent>(e));
return bres;
}
std::shared_ptr<ConnectionInfo> DBTManager::getConnectionInfo(const int dev_id, const EUI48 &address, const BDAddressType address_type) {
MgmtGetConnectionInfoCmd req(dev_id, address, address_type);
std::shared_ptr<MgmtEvent> res = sendWithReply(req);
if( nullptr != res && res->getOpcode() == MgmtEvent::Opcode::CMD_COMPLETE ) {
const MgmtEvtCmdComplete &res1 = *static_cast<const MgmtEvtCmdComplete *>(res.get());
if( MgmtStatus::SUCCESS == res1.getStatus() ) {
std::shared_ptr<ConnectionInfo> result = res1.toConnectionInfo();
return result;
}
}
return nullptr;
}
std::shared_ptr<NameAndShortName> DBTManager::setLocalName(const int dev_id, const std::string & name, const std::string & short_name) {
MgmtSetLocalNameCmd req (dev_id, name, short_name);
std::shared_ptr<MgmtEvent> res = sendWithReply(req);
if( nullptr != res && res->getOpcode() == MgmtEvent::Opcode::CMD_COMPLETE ) {
const MgmtEvtCmdComplete &res1 = *static_cast<const MgmtEvtCmdComplete *>(res.get());
if( MgmtStatus::SUCCESS == res1.getStatus() ) {
std::shared_ptr<NameAndShortName> result = res1.toNameAndShortName();
// explicit LocalNameChanged event
MgmtEvtLocalNameChanged * e = new MgmtEvtLocalNameChanged(dev_id, result->getName(), result->getShortName());
sendMgmtEvent(std::shared_ptr<MgmtEvent>(e));
return result;
}
}
return nullptr;
}
/***
*
* MgmtEventCallback section
*
*/
void DBTManager::addMgmtEventCallback(const int dev_id, const MgmtEvent::Opcode opc, const MgmtEventCallback &cb) {
const std::lock_guard<std::recursive_mutex> lock(mtx_callbackLists); // RAII-style acquire and relinquish via destructor
checkMgmtEventCallbackListsIndex(opc);
MgmtAdapterEventCallbackList &l = mgmtAdapterEventCallbackLists[static_cast<uint16_t>(opc)];
for (auto it = l.begin(); it != l.end(); ++it) {
if ( it->getDevID() == dev_id && it->getCallback() == cb ) {
// already exists for given adapter
return;
}
}
l.push_back( MgmtAdapterEventCallback(dev_id, cb) );
}
int DBTManager::removeMgmtEventCallback(const MgmtEvent::Opcode opc, const MgmtEventCallback &cb) {
const std::lock_guard<std::recursive_mutex> lock(mtx_callbackLists); // RAII-style acquire and relinquish via destructor
checkMgmtEventCallbackListsIndex(opc);
int count = 0;
MgmtAdapterEventCallbackList &l = mgmtAdapterEventCallbackLists[static_cast<uint16_t>(opc)];
for (auto it = l.begin(); it != l.end(); ) {
if ( it->getCallback() == cb ) {
it = l.erase(it);
count++;
} else {
++it;
}
}
return count;
}
int DBTManager::removeMgmtEventCallback(const int dev_id) {
const std::lock_guard<std::recursive_mutex> lock(mtx_callbackLists); // RAII-style acquire and relinquish via destructor
int count = 0;
for(size_t i=0; i<mgmtAdapterEventCallbackLists.size(); i++) {
MgmtAdapterEventCallbackList &l = mgmtAdapterEventCallbackLists[i];
for (auto it = l.begin(); it != l.end(); ) {
if ( it->getDevID() == dev_id ) {
it = l.erase(it);
count++;
} else {
++it;
}
}
}
return count;
}
void DBTManager::clearMgmtEventCallbacks(const MgmtEvent::Opcode opc) {
const std::lock_guard<std::recursive_mutex> lock(mtx_callbackLists); // RAII-style acquire and relinquish via destructor
checkMgmtEventCallbackListsIndex(opc);
mgmtAdapterEventCallbackLists[static_cast<uint16_t>(opc)].clear();
}
void DBTManager::clearAllMgmtEventCallbacks() {
const std::lock_guard<std::recursive_mutex> lock(mtx_callbackLists); // RAII-style acquire and relinquish via destructor
for(size_t i=0; i<mgmtAdapterEventCallbackLists.size(); i++) {
mgmtAdapterEventCallbackLists[i].clear();
}
}
bool DBTManager::mgmtEvClassOfDeviceChangedCB(std::shared_ptr<MgmtEvent> e) {
DBG_PRINT("DBTManager::EventCB:ClassOfDeviceChanged: %s", e->toString().c_str());
(void)e;
return true;
}
bool DBTManager::mgmtEvDeviceDiscoveringCB(std::shared_ptr<MgmtEvent> e) {
DBG_PRINT("DBTManager::EventCB:DeviceDiscovering: %s", e->toString().c_str());
const MgmtEvtDiscovering &event = *static_cast<const MgmtEvtDiscovering *>(e.get());
(void)event;
return true;
}
bool DBTManager::mgmtEvDeviceFoundCB(std::shared_ptr<MgmtEvent> e) {
DBG_PRINT("DBTManager::EventCB:DeviceFound: %s", e->toString().c_str());
const MgmtEvtDeviceFound &event = *static_cast<const MgmtEvtDeviceFound *>(e.get());
(void)event;
return true;
}
bool DBTManager::mgmtEvDeviceDisconnectedCB(std::shared_ptr<MgmtEvent> e) {
DBG_PRINT("DBTManager::EventCB:DeviceDisconnected: %s", e->toString().c_str());
const MgmtEvtDeviceDisconnected &event = *static_cast<const MgmtEvtDeviceDisconnected *>(e.get());
(void)event;
return true;
}
bool DBTManager::mgmtEvDeviceConnectedCB(std::shared_ptr<MgmtEvent> e) {
DBG_PRINT("DBTManager::EventCB:DeviceConnected: %s", e->toString().c_str());
const MgmtEvtDeviceConnected &event = *static_cast<const MgmtEvtDeviceConnected *>(e.get());
(void)event;
return true;
}
bool DBTManager::mgmtEvConnectFailedCB(std::shared_ptr<MgmtEvent> e) {
DBG_PRINT("DBTManager::EventCB:ConnectFailed: %s", e->toString().c_str());
const MgmtEvtDeviceConnectFailed &event = *static_cast<const MgmtEvtDeviceConnectFailed *>(e.get());
(void)event;
return true;
}
bool DBTManager::mgmtEvDeviceBlockedCB(std::shared_ptr<MgmtEvent> e) {
DBG_PRINT("DBTManager::EventCB:DeviceBlocked: %s", e->toString().c_str());
const MgmtEvtDeviceBlocked &event = *static_cast<const MgmtEvtDeviceBlocked *>(e.get());
(void)event;
return true;
}
bool DBTManager::mgmtEvDeviceUnblockedCB(std::shared_ptr<MgmtEvent> e) {
DBG_PRINT("DBTManager::EventCB:DeviceUnblocked: %s", e->toString().c_str());
const MgmtEvtDeviceUnblocked &event = *static_cast<const MgmtEvtDeviceUnblocked *>(e.get());
(void)event;
return true;
}
bool DBTManager::mgmtEvDeviceUnpairedCB(std::shared_ptr<MgmtEvent> e) {
DBG_PRINT("DBTManager::EventCB:DeviceUnpaired: %s", e->toString().c_str());
const MgmtEvtDeviceUnpaired &event = *static_cast<const MgmtEvtDeviceUnpaired *>(e.get());
(void)event;
return true;
}
bool DBTManager::mgmtEvNewConnectionParamCB(std::shared_ptr<MgmtEvent> e) {
DBG_PRINT("DBTManager::EventCB:NewConnectionParam: %s", e->toString().c_str());
const MgmtEvtNewConnectionParam &event = *static_cast<const MgmtEvtNewConnectionParam *>(e.get());
(void)event;
return true;
}
bool DBTManager::mgmtEvDeviceWhitelistAddedCB(std::shared_ptr<MgmtEvent> e) {
DBG_PRINT("DBTManager::EventCB:DeviceWhitelistAdded: %s", e->toString().c_str());
const MgmtEvtDeviceWhitelistAdded &event = *static_cast<const MgmtEvtDeviceWhitelistAdded *>(e.get());
(void)event;
return true;
}
bool DBTManager::mgmtEvDeviceWhilelistRemovedCB(std::shared_ptr<MgmtEvent> e) {
DBG_PRINT("DBTManager::EventCB:DeviceWhitelistRemoved: %s", e->toString().c_str());
const MgmtEvtDeviceWhitelistRemoved &event = *static_cast<const MgmtEvtDeviceWhitelistRemoved *>(e.get());
(void)event;
return true;
}
bool DBTManager::mgmtEvPinCodeRequestCB(std::shared_ptr<MgmtEvent> e) {
DBG_PRINT("DBTManager::EventCB:PinCodeRequest: %s", e->toString().c_str());
const MgmtEvtPinCodeRequest &event = *static_cast<const MgmtEvtPinCodeRequest *>(e.get());
(void)event;
return true;
}
bool DBTManager::mgmtEvUserPasskeyRequestCB(std::shared_ptr<MgmtEvent> e) {
DBG_PRINT("DBTManager::EventCB:UserPasskeyRequest: %s", e->toString().c_str());
const MgmtEvtUserPasskeyRequest &event = *static_cast<const MgmtEvtUserPasskeyRequest *>(e.get());
(void)event;
return true;
}
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