85 lines
2.3 KiB
C++
85 lines
2.3 KiB
C++
#include "StarUdp.hpp"
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#include "StarLogging.hpp"
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#include "StarNetImpl.hpp"
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namespace Star {
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UdpSocket::UdpSocket(NetworkMode networkMode) : Socket(SocketType::Udp, networkMode) {}
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size_t UdpSocket::receive(HostAddressWithPort* address, char* data, size_t datasize) {
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ReadLocker locker(m_mutex);
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checkOpen("UdpSocket::receive");
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int flags = 0;
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int len;
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struct sockaddr_storage sockAddr;
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socklen_t sockAddrLen = sizeof(sockAddr);
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len = ::recvfrom(m_impl->socketDesc, data, datasize, flags, (struct sockaddr*)&sockAddr, &sockAddrLen);
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if (len < 0) {
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if (!isActive())
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throw SocketClosedException("Connection closed");
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else if (netErrorInterrupt())
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len = 0;
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else
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throw NetworkException(strf("udp recv error: {}", netErrorString()));
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}
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if (address)
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setAddressFromNative(*address, m_localAddress.address().mode(), &sockAddr);
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return len;
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}
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size_t UdpSocket::send(HostAddressWithPort const& address, char const* data, size_t size) {
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ReadLocker locker(m_mutex);
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checkOpen("UdpSocket::send");
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struct sockaddr_storage sockAddr;
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socklen_t sockAddrLen;
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setNativeFromAddress(address, &sockAddr, &sockAddrLen);
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int len = ::sendto(m_impl->socketDesc, data, size, 0, (struct sockaddr*)&sockAddr, sockAddrLen);
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if (len < 0) {
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if (!isActive())
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throw SocketClosedException("Connection closed");
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else if (netErrorInterrupt())
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len = 0;
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else
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throw NetworkException(strf("udp send error: {}", netErrorString()));
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}
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return len;
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}
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UdpServer::UdpServer(HostAddressWithPort const& address)
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: m_hostAddress(address), m_listenSocket(make_shared<UdpSocket>(m_hostAddress.address().mode())) {
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m_listenSocket->setNonBlocking(true);
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m_listenSocket->bind(m_hostAddress);
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Logger::debug("UdpServer listening on: {}", m_hostAddress);
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}
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UdpServer::~UdpServer() {
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close();
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}
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size_t UdpServer::receive(HostAddressWithPort* address, char* data, size_t bufsize, unsigned timeout) {
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Socket::poll({{m_listenSocket, {true, false}}}, timeout);
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return m_listenSocket->receive(address, data, bufsize);
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}
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size_t UdpServer::send(HostAddressWithPort const& address, char const* data, size_t len) {
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return m_listenSocket->send(address, data, len);
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}
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void UdpServer::close() {
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m_listenSocket->close();
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}
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bool UdpServer::isListening() const {
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return m_listenSocket->isActive();
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}
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}
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