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some crash fixes

This commit is contained in:
vivek-shankar 2017-02-21 19:27:01 -05:00
parent db37ca34d1
commit 9177700c26
2 changed files with 36 additions and 41 deletions
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2
src/CommunicationManager.cpp
View File

@ -430,7 +430,7 @@ inline void CommunicationManager::Check_In_Messages_and_Transfer_To_Server() //
inline void CommunicationManager::Send_Mavlink_Message_Callback(
const mavros_msgs::Mavlink::ConstPtr& mavlink_msg)
{
//std::cout << "Received Message From Buzz" << std::endl; // TO DO delete
std::cout << "Received Message From Buzz" << std::endl; // TO DO delete
packets_handler_.Handle_Mavlink_Message(mavlink_msg);
}

67
src/PacketsHandler.cpp
View File

@ -48,8 +48,6 @@ bool PacketsHandler::Init(SerialDevice* serial_device,
if (!Load_Database_Addresses())
return false;
// TO DO node dicov
Send_SL_and_SH_Commands();
in_packets_ = in_packets;
@ -106,7 +104,7 @@ void PacketsHandler::Handle_Mavlink_Message(const mavros_msgs::Mavlink::ConstPtr
fragmented_packet->at(i)->append(serialized_packet->c_str() + offset, NBR_of_bytes);
offset += NBR_of_bytes;
}
std::cout << "[Debug: ] Multi packets received from buzz with framgents: "<<NBR_of_fragments << std::endl;
out_packets_.Push_Back({mavlink_msg->msgid, fragmented_packet});
}
else if (serialized_packet->size() < XBEE_NETWORK_MTU)
@ -126,7 +124,7 @@ void PacketsHandler::Process_Fragment(std::shared_ptr<std::string> fragment)
uint16_t offset = static_cast<uint16_t>(
static_cast<uint16_t>(static_cast<unsigned char>(fragment->at(4))) << 8 |
static_cast<uint16_t>(static_cast<unsigned char>(fragment->at(5))));
std::cout << "[Debug: ] Fragment received with id"<< (int)fragment_ID<< std::endl;
assembly_map_it_ = packets_assembly_map_.find(node_8_bits_address);
if (assembly_map_it_ != packets_assembly_map_.end())
@ -166,7 +164,7 @@ void PacketsHandler::Process_Fragment(std::shared_ptr<std::string> fragment)
//*****************************************************************************
void PacketsHandler::Insert_Fragment_In_Packet_Buffer(std::string* buffer, const char* fragment, const uint16_t offset, const std::size_t length) // TO DO delete length
void PacketsHandler::Insert_Fragment_In_Packet_Buffer(std::string* buffer, const char* fragment, const uint16_t offset, const std::size_t length)
{
if (offset >= buffer->size())
buffer->append(fragment + FRAGMENT_HEADER_SIZE, length - FRAGMENT_HEADER_SIZE);
@ -176,20 +174,22 @@ void PacketsHandler::Insert_Fragment_In_Packet_Buffer(std::string* buffer, const
//*****************************************************************************
void PacketsHandler::Process_Ping_Or_Acknowledgement(std::shared_ptr<std::string> frame) // TO DO change useless std::shared_ptr<std::string> frame args to ->c_str()
void PacketsHandler::Process_Ping_Or_Acknowledgement(std::shared_ptr<std::string> frame)
{
uint8_t packet_ID = frame->at(12);
uint8_t node_8_bits_address = frame->at(13);
if (frame->at(11) == 'A')
{
/*std::lock_guard<std::mutex> guard(mutex_);
mutex_.lock();
connected_network_nodes_it_ = connected_network_nodes_.find(node_8_bits_address);
if (connected_network_nodes_it_ == connected_network_nodes_.end())
{
mutex_.unlock();
Add_New_Node_To_Network(node_8_bits_address);
mutex_.lock();
connected_network_nodes_it_ = connected_network_nodes_.find(node_8_bits_address);
}
@ -202,7 +202,9 @@ void PacketsHandler::Process_Ping_Or_Acknowledgement(std::shared_ptr<std::string
for (uint8_t i = 14; i < frame->size(); i++)
fragments_indexes_to_transmit_.insert(frame->at(i));
}
}*/
}
mutex_.unlock();
}
else if (frame->at(11) == 'P')
{
@ -247,7 +249,7 @@ void PacketsHandler::Process_Ping_Or_Acknowledgement(std::shared_ptr<std::string
}
std::string Ack_frame;
Generate_Transmit_Request_Frame(Acknowledgement.c_str(), &Ack_frame, Acknowledgement.size()); // TO Do send as unicast
Generate_Transmit_Request_Frame(Acknowledgement.c_str(), &Ack_frame, Acknowledgement.size());
serial_device_->Send_Frame(Ack_frame);
usleep(delay_interframes_);
@ -280,9 +282,9 @@ void PacketsHandler::Process_Command_Response(const char* command_response)
uint64_t new_node_address = 0;
std::lock_guard<std::mutex> guard(mutex_);
if (command_response[2] == static_cast<unsigned char>(0)) // TO DO check this
if (command_response[2] == static_cast<unsigned char>(0))
{
new_node_address = static_cast<uint64_t>( // TO DO correct this
new_node_address = static_cast<uint64_t>(
static_cast<unsigned char>(command_response[5]) << 56 |
static_cast<unsigned char>(command_response[6]) << 48 |
static_cast<unsigned char>(command_response[7]) << 40 |
@ -302,7 +304,7 @@ void PacketsHandler::Process_Command_Response(const char* command_response)
}
else if (command_response[0] == 'S' && command_response[1] == 'H')
{
if (command_response[2] == static_cast<unsigned char>(0)) // TO DO check this
if (command_response[2] == static_cast<unsigned char>(0))
{
loaded_SH_ = true;
@ -312,7 +314,7 @@ void PacketsHandler::Process_Command_Response(const char* command_response)
}
else if (command_response[0] == 'S' && command_response[1] == 'L')
{
if (command_response[2] == static_cast<unsigned char>(0)) // TO DO check this
if (command_response[2] == static_cast<unsigned char>(0))
{
loaded_SL_ = true;
@ -415,7 +417,7 @@ void PacketsHandler::Process_Out_Packets()
{
Process_Out_Standard_Messages();
out_packet = out_packets_.Pop_Front();
std::cout << "Multi packets sending" << std::endl;
Send_Packet(out_packet);
}
}
@ -429,23 +431,19 @@ void PacketsHandler::Send_Packet(const Out_Packet_S& packet)
std::vector<std::string> frames;
Init_Network_Nodes_For_New_Transmission(packet.packet_ID_, &frames, packet.packet_buffer_);
current_processed_packet_ID_ = packet.packet_ID_;
std::clock_t elapsed_time = std::clock();
//while (NBR_of_transmission <= optimum_MT_NBR_ && !Check_Packet_Transmitted_To_All_Nodes())
//{
//NBR_of_transmission++;
std::clock_t start_time = std::clock();
while (std::clock() - start_time <= MAX_TIME_TO_SEND_PACKET && !Check_Packet_Transmitted_To_All_Nodes())
{
NBR_of_transmission++;
Transmit_Fragments(frames);
// TO DO usleep(flow_control_time)
// TO DO clear fragments_IDs_to_transmit_set
Send_End_Of_Packet_Ping(packet.packet_ID_, packet.packet_buffer_->size());
// TO DO sleep after ping
//}
usleep(500 * 1000);
}
elapsed_time = std::clock() - elapsed_time;
Adjust_Optimum_MT_Number(elapsed_time, NBR_of_transmission);
Adjust_Optimum_MT_Number(std::clock() - start_time, NBR_of_transmission);
}
@ -470,6 +468,7 @@ bool PacketsHandler::Load_Database_Addresses()
{
const std::string FILE_PATH = "/home/ubuntu/ROS_WS/src/xbeemav/Resources/database.xml";
if (!boost::filesystem::exists(FILE_PATH))
{
std::cout << "database.xml Not Found." << std::endl;
@ -574,7 +573,7 @@ void PacketsHandler::Init_Network_Nodes_For_New_Transmission(const uint8_t packe
std::lock_guard<std::mutex> guard(mutex_);
fragments_indexes_to_transmit_.clear();
for (auto it : connected_network_nodes_)
for (auto& it : connected_network_nodes_)
it.second = false;
current_processed_packet_ID_ = packet_ID;
@ -599,6 +598,7 @@ void PacketsHandler::Transmit_Fragments(const std::vector<std::string>& frames)
usleep(delay_interframes_);
}
fragments_indexes_to_transmit_.clear();
}
@ -606,15 +606,10 @@ void PacketsHandler::Transmit_Fragments(const std::vector<std::string>& frames)
void PacketsHandler::Adjust_Optimum_MT_Number(const std::clock_t elapsed_time,
const std::size_t NBR_of_transmission)
{
if (NBR_of_transmission < optimum_MT_NBR_)
optimum_MT_NBR_ = NBR_of_transmission;
else if (NBR_of_transmission == optimum_MT_NBR_)
{
std::lock_guard<std::mutex> guard(mutex_);
if (elapsed_time <= MAX_TIME_TO_SEND_PACKET && fragments_indexes_to_transmit_.size() > 0)
optimum_MT_NBR_++;
}
if (NBR_of_transmission > 1 && elapsed_time < MAX_TIME_TO_SEND_PACKET)
delay_interframes_ += 5000;
else if (NBR_of_transmission == 1 && delay_interframes_ >= 5000)
delay_interframes_ -= 5000;
}