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Tortuga/libs/common/network_queue.cpp
T
Kayne Ruse 33474cc6c0 Smooth connection and disconnection complete
The clients can connect and disconnect from the server with known no
issues. There is no way to shutdown the server yet, but it might be
possible to kick someone else from the server soon.
2013-06-18 16:21:42 +10:00

89 lines
1.6 KiB
C++

#include "network_queue.hpp"
#include "service_locator.hpp"
#include "udp_network_utility.hpp"
#include "SDL/SDL_thread.h"
#include <stdexcept>
#include <deque>
static SDL_sem* lock = SDL_CreateSemaphore(1);
static SDL_Thread* queueThread = nullptr;
static std::deque<Packet> queue;
static bool running = false;
static int networkQueue(void*) {
UDPNetworkUtility* netUtil = ServiceLocator<UDPNetworkUtility>::Get();
while(running) {
SDL_SemWait(lock);
while(netUtil->Receive()) {
Packet p;
memcpy(&p, netUtil->GetInData(), sizeof(Packet));
p.meta.address = netUtil->GetInPacket()->address;
queue.push_back(p);
}
SDL_SemPost(lock);
SDL_Delay(10);
}
return 0;
}
void beginQueueThread() {
if (running) {
return;
}
running = true;
if (!(queueThread = SDL_CreateThread(networkQueue, nullptr))) {
throw(std::runtime_error("Failed to create the network thread"));
}
}
void endQueueThread() {
if (!running) {
return;
}
running = false;
SDL_WaitThread(queueThread, nullptr);
queueThread = nullptr;
}
void killQueueThread() {
if (!running) {
return;
}
running = false;
SDL_KillThread(queueThread);
queueThread = nullptr;
}
Packet peekNetworkPacket() {
SDL_SemWait(lock);
Packet p;
if (queue.size() > 0) {
Packet p = queue[0];
}
SDL_SemPost(lock);
return p;
}
Packet popNetworkPacket() {
SDL_SemWait(lock);
Packet p;
if (queue.size() > 0) {
p = queue[0];
queue.pop_front();
}
SDL_SemPost(lock);
return p;
}
void flushNetworkQueue() {
UDPNetworkUtility* netUtil = ServiceLocator<UDPNetworkUtility>::Get();
SDL_SemWait(lock);
while(netUtil->Receive());
queue.clear();
SDL_SemPost(lock);
}