void UDPSocket::disconnect() throw(SocketException) {
sockaddr_in nullAddr;
memset(&nullAddr, 0, sizeof(nullAddr));
nullAddr.sin_family = AF_UNSPEC;
// Try to disconnect
if (::connect(sockDesc, (sockaddr *) &nullAddr, sizeof(nullAddr)) < 0) {
#ifdef WIN32
if (errno != WSAEAFNOSUPPORT) {
#else
if (errno != EAFNOSUPPORT) {
#endif
throw SocketException("Disconnect failed (connect())", true);
}
}
}
void UDPSocket::sendTo(const void *buffer, int bufferLen,
const string &foreignAddress, unsigned short foreignPort)
throw(SocketException) {
sockaddr_in destAddr;
fillAddr(foreignAddress, foreignPort, destAddr);
// Write out the whole buffer as a single message.
if (sendto(sockDesc, (raw_type *) buffer, bufferLen, 0,
(sockaddr *) &destAddr, sizeof(destAddr)) != bufferLen) {
throw SocketException("Send failed (sendto())", true);
}
}
void CommunicatingSocket::connect(const string &foreignAddress,unsigned short foreignPort) throw(SocketException) {
// Get the address of the requested host
sockaddr_in destAddr;
fillAddr(foreignAddress, foreignPort, destAddr);
// Try to connect to the given port
if (::connect(sockDesc, (sockaddr *) &destAddr, sizeof(destAddr)) < 0) throw SocketException("Connect failed (connect())", true);
}
void Socket::setLocalAddressAndPort(const string &localAddress,
unsigned short localPort) throw(SocketException) {
// Get the address of the requested host
sockaddr_in localAddr;
fillAddr(localAddress, localPort, localAddr);
if (::bind(sockDesc, (sockaddr *) &localAddr, sizeof(sockaddr_in)) < 0) {
throw SocketException("Set of local address and port failed (bind())", true);
}
}
void Socket::setLocalAddressAndPort(const std::string &localAddress,
unsigned short localPort) {
// Get the address of the requested host
sockaddr_in localAddr;
fillAddr(localAddress, localPort, localAddr);
int opt = 1;
setsockopt(theDescriptor, SOL_SOCKET,SO_REUSEADDR, (char *)&opt, (socklen_t)sizeof(opt));
if (bind(theDescriptor, (sockaddr *) &localAddr, sizeof(sockaddr_in)) < 0) {
throw DebuggerSocketException("Set of local address and port failed (bind())", true);
}
}
void CommunicatingSocket::connect(const std::string &foreignAddress,
unsigned short foreignPort) {
// Get the address of the requested host
sockaddr_in destAddr;
fillAddr(foreignAddress, foreignPort, destAddr);
// Try to connect to the given port
if (::connect(theDescriptor, (sockaddr *) &destAddr, sizeof(destAddr)) < 0) {
std::stringstream lMsg;
lMsg << "Connection @" << foreignAddress << ":" << foreignPort << " failed.";
throw DebuggerSocketException( lMsg.str(), true);
}
}
void CSocket::setLocalAddressAndPort(const string &localAddress,
unsigned short localPort) throw(SocketException) {
// Get the address of the requested host
sockaddr_in localAddr;
fillAddr(localAddress, localPort, localAddr);
int on = 1;
#ifdef WIN32
setsockopt(sockDesc, SOL_SOCKET, SO_REUSEADDR, (char*) &on, sizeof(on));
#else
setsockopt(sockDesc, SOL_SOCKET, SO_REUSEADDR, (void*) &on, sizeof(on));
#endif
if (bind(sockDesc, (sockaddr *) &localAddr, sizeof(sockaddr_in)) < 0) throw SocketException("Set of local address and port failed (bind())", true);
}
void CommunicatingSocket::connect(const string &foreignAddress,
unsigned short foreignPort) throw(ClassException<Socket>) {
// Get the address of the requested host
sockaddr_in destAddr;
fillAddr(foreignAddress, foreignPort, destAddr);
cout<<"connect to "<<foreignAddress<<':'<<foreignPort<<'\t';
cout.flush();
// Try to connect to the given port
if (::connect(sockDesc, (sockaddr *) &destAddr, sizeof(destAddr)) < 0) {
throw ClassException<Socket>("Connect failed (connect())", true);
}
cout<<"OK!\n";
}
void Socket::sendAndReceive (const std::string& destination_address, void* data, size_t size, std::function<int(void*)> callback, const bool broadcast)
{
sockaddr_in destAddr = fillAddr(destination_address, STANDARD_GVCP_PORT);
setBroadcast(broadcast);
ssize_t send = sendto(fd, (uint8_t*)data, size, 0, (struct sockaddr*)&destAddr, sizeof(destAddr));
if (send <= 0)
{
throw SocketSendToException();
}
else
{
// we have nothing to wait for end just end here
if (callback == NULL)
{
return;
}
timeval timeout;
timeout.tv_sec = timeout_ms / 1000;
timeout.tv_usec = (timeout_ms % 1000) * 1000;
fd_set fds;
FD_ZERO(&fds);
FD_SET(fd, &fds);
while (select(fd+1, &fds, NULL, NULL, &timeout) > 0)
{
char msg[1024];
struct sockaddr_storage sender = sockaddr_storage();
socklen_t sendsize = 0;
if (recvfrom(fd, msg, sizeof(msg), 0, (sockaddr*)&sender, &sendsize) >= 0)
{
if (callback(msg) == SendAndReceiveSignals::END)
{
return;
}
// not working due to gcc bug
//auto cam = std::make_shared<Camera>(ack, interfaces.at(i).socket, interfaces.at(i).name);
}
}
}
}
/*
UDPSocket::UDPSocket(const string &localAddress, unsigned short localPort)
throw(ClassException<Socket>) : CommunicatingSocket(SOCK_DGRAM, IPPROTO_UDP) {
setLocalAddressAndPort(localAddress, localPort);
setBroadcast();
}
*/
UDPSocket::UDPSocket(const string &foreignAddress, unsigned short foreignPort)
throw(ClassException<Socket>) : CommunicatingSocket(SOCK_DGRAM, IPPROTO_UDP) {
fillAddr(foreignAddress, foreignPort, mDestAddr);
setBroadcast();
}
