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fix: multiple memory leaks and segfault issues in Flatbuffer Forwarder. (#709)

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Scott Porter 2020-03-01 06:37:06 -08:00 committed by GitHub
parent 8db85c9a5a
commit 11a6ff43ae
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GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 17 additions and 8 deletions
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2
dependencies/external/flatbuffers vendored

@ -1 +1 @@
Subproject commit 2d5315ff0eebfa4b9c967e708c24be0b21d921b6
Subproject commit 8c02d17bea5def5b7006a7290a9f111433d0ab19

11
libsrc/flatbufserver/FlatBufferClient.cpp
View File

@ -44,7 +44,7 @@ void FlatBufferClient::readyRead()
if((uint32_t) _receiveBuffer.size() < messageSize + 4) return;
// extract message only and remove header + msg from buffer :: QByteArray::remove() does not return the removed data
const QByteArray msg = _receiveBuffer.right(messageSize);
const QByteArray msg = _receiveBuffer.mid(4, messageSize);
_receiveBuffer.remove(0, messageSize + 4);
const auto* msgData = reinterpret_cast<const uint8_t*>(msg.constData());
@ -113,6 +113,8 @@ void FlatBufferClient::registationRequired(const int priority)
// send reply
sendMessage();
_builder.Clear();
}
}
@ -133,6 +135,8 @@ void FlatBufferClient::handleRegisterCommand(const hyperionnet::Register *regReq
// send reply
sendMessage();
_builder.Clear();
}
void FlatBufferClient::handleImageCommand(const hyperionnet::Image *image)
@ -192,7 +196,6 @@ void FlatBufferClient::sendMessage()
_socket->write((const char *) sizeData, sizeof(sizeData));
_socket->write((const char *)buffer, size);
_socket->flush();
_builder.Clear();
}
void FlatBufferClient::sendSuccessReply()
@ -202,6 +205,8 @@ void FlatBufferClient::sendSuccessReply()
// send reply
sendMessage();
_builder.Clear();
}
void FlatBufferClient::sendErrorReply(const std::string &error)
@ -212,4 +217,6 @@ void FlatBufferClient::sendErrorReply(const std::string &error)
// send reply
sendMessage();
_builder.Clear();
}

6
libsrc/flatbufserver/FlatBufferConnection.cpp
View File

@ -66,7 +66,7 @@ void FlatBufferConnection::readData()
if((uint32_t) _receiveBuffer.size() < messageSize + 4) return;
// extract message only and remove header + msg from buffer :: QByteArray::remove() does not return the removed data
const QByteArray msg = _receiveBuffer.right(messageSize);
const QByteArray msg = _receiveBuffer.mid(4, messageSize);
_receiveBuffer.remove(0, messageSize + 4);
const uint8_t* msgData = reinterpret_cast<const uint8_t*>(msg.constData());
@ -117,6 +117,7 @@ void FlatBufferConnection::setColor(const ColorRgb & color, int priority, int du
_builder.Finish(req);
sendMessage(_builder.GetBufferPointer(), _builder.GetSize());
_builder.Clear();
}
void FlatBufferConnection::setImage(const Image<ColorRgb> &image)
@ -128,6 +129,7 @@ void FlatBufferConnection::setImage(const Image<ColorRgb> &image)
_builder.Finish(req);
sendMessage(_builder.GetBufferPointer(), _builder.GetSize());
_builder.Clear();
}
void FlatBufferConnection::clear(int priority)
@ -137,6 +139,7 @@ void FlatBufferConnection::clear(int priority)
_builder.Finish(req);
sendMessage(_builder.GetBufferPointer(), _builder.GetSize());
_builder.Clear();
}
void FlatBufferConnection::clearAll()
@ -193,7 +196,6 @@ void FlatBufferConnection::sendMessage(const uint8_t* buffer, uint32_t size)
count += _socket.write(reinterpret_cast<const char *>(header), 4);
count += _socket.write(reinterpret_cast<const char *>(buffer), size);
_socket.flush();
_builder.Clear();
}
bool FlatBufferConnection::parseReply(const hyperionnet::Reply *reply)

6
libsrc/hyperion/MessageForwarder.cpp
View File

@ -118,9 +118,9 @@ void MessageForwarder::handlePriorityChanges(const quint8 &priority)
hyperion::Components activeCompId = _hyperion->getPriorityInfo(priority).componentId;
if (activeCompId == hyperion::COMP_GRABBER || activeCompId == hyperion::COMP_V4L)
{
if ( !obj["proto"].isNull() )
if ( !obj["flat"].isNull() )
{
const QJsonArray & addr = obj["proto"].toArray();
const QJsonArray & addr = obj["flat"].toArray();
for (const auto& entry : addr)
{
addFlatbufferSlave(entry.toString());
@ -202,7 +202,7 @@ void MessageForwarder::addFlatbufferSlave(QString slave)
return;
}
// verify loop with protoserver
// verify loop with flatbufserver
const QJsonObject &obj = _hyperion->getSetting(settings::FLATBUFSERVER).object();
if(QHostAddress(parts[0]) == QHostAddress::LocalHost && parts[1].toInt() == obj["port"].toInt())
{