add method to DataServerClient to resend unmatched packets

This commit is contained in:
Stephen Birarda 2013-10-07 17:52:21 -07:00
parent 26d5e2cfec
commit 7964f360ab
2 changed files with 25 additions and 13 deletions

View file

@ -17,7 +17,7 @@
#include "DataServerClient.h"
QString DataServerClient::_clientUsername;
std::vector<unsigned char*> DataServerClient::_unmatchedPackets;
std::map<unsigned char*, int> DataServerClient::_unmatchedPackets;
const char DATA_SERVER_HOSTNAME[] = "127.0.0.1";
const unsigned short DATA_SERVER_PORT = 3282;
@ -46,7 +46,7 @@ void DataServerClient::putValueForKey(const char* key, const char* value) {
putPacket[numPacketBytes++] = '\0';
// add the putPacket to our vector of unconfirmed packets, will be deleted once put is confirmed
_unmatchedPackets.push_back(putPacket);
_unmatchedPackets.insert(std::pair<unsigned char*, int>(putPacket, numPacketBytes));
// send this put request to the data server
NodeList::getInstance()->getNodeSocket()->send((sockaddr*) &DATA_SERVER_SOCKET, putPacket, numPacketBytes);
@ -82,20 +82,20 @@ void DataServerClient::getValueForKeyAndUserString(const char* key, QString& use
void DataServerClient::processConfirmFromDataServer(unsigned char* packetData, int numPacketBytes) {
for (std::vector<unsigned char*>::iterator unconfirmedPacket = _unmatchedPackets.begin();
unconfirmedPacket != _unmatchedPackets.end();
++unconfirmedPacket) {
if (memcmp(*unconfirmedPacket + sizeof(PACKET_TYPE),
for (std::map<unsigned char*, int>::iterator mapIterator = _unmatchedPackets.begin();
mapIterator != _unmatchedPackets.end();
++mapIterator) {
if (memcmp(mapIterator->first + sizeof(PACKET_TYPE),
packetData + sizeof(PACKET_TYPE),
numPacketBytes - sizeof(PACKET_TYPE)) == 0) {
// this is a match - remove the confirmed packet from the vector so it isn't sent back out
_unmatchedPackets.erase(unconfirmedPacket);
// this is a match - remove the confirmed packet from the vector and delete associated member
// so it isn't sent back out
delete[] mapIterator->first;
_unmatchedPackets.erase(mapIterator);
// we've matched the packet - bail out
break;
} else {
// no match, just push the iterator
unconfirmedPacket++;
}
}
}
@ -143,3 +143,14 @@ void DataServerClient::processMessageFromDataServer(unsigned char* packetData, i
break;
}
}
void DataServerClient::resendUnmatchedPackets() {
for (std::map<unsigned char*, int>::iterator mapIterator = _unmatchedPackets.begin();
mapIterator != _unmatchedPackets.end();
++mapIterator) {
// send the unmatched packet to the data server
NodeList::getInstance()->getNodeSocket()->send((sockaddr*) &DATA_SERVER_SOCKET,
mapIterator->first,
mapIterator->second);
}
}

View file

@ -9,7 +9,7 @@
#ifndef __hifi__DataServerClient__
#define __hifi__DataServerClient__
#include <vector>
#include <map>
#include <QtCore/QUuid>
@ -22,12 +22,13 @@ public:
static void processConfirmFromDataServer(unsigned char* packetData, int numPacketBytes);
static void processSendFromDataServer(unsigned char* packetData, int numPacketBytes);
static void processMessageFromDataServer(unsigned char* packetData, int numPacketBytes);
static void resendUnmatchedPackets();
static void setClientUsername(const QString& clientUsername) { _clientUsername = clientUsername; }
static QString& setClientUsername() { return _clientUsername; }
private:
static QString _clientUsername;
static std::vector<unsigned char*> _unmatchedPackets;
static std::map<unsigned char*, int> _unmatchedPackets;
};
namespace DataServerKey {