std::string NetworkSocket::debugString() const {
if(!isOpen()) return "Closed";
std::string ret = TypeStr(m_type) + "/" + StateStr(m_state);
{
std::string localStr = "INVALIDLOCAL";
NetworkAddr addr;
if(nlGetLocalAddr(m_socket->sock, getNLaddr(addr)) != NL_FALSE)
NetAddrToString(addr, localStr);
else {
localStr = "ERRORLOCALADDR(" + GetLastErrorStr() + ")";
ResetSocketError();
}
ret += " " + localStr;
}
if(m_state == NSS_CONNECTED) {
ret += " connected to ";
std::string remoteStr = "INVALIDREMOTE";
NetworkAddr addr;
if(nlGetRemoteAddr(m_socket->sock, getNLaddr(addr)) != NL_FALSE)
NetAddrToString(remoteAddress(), remoteStr);
else {
remoteStr = "ERRORREMOTEADDR(" + GetLastErrorStr() + ")";
ResetSocketError();
}
ret += remoteStr;
}
return ret;
}
void mainServerLoop(NLsocket sock)
{
NLsocket client[MAX_CLIENTS];
NLint clientnum = 0;
NLbyte string[NL_MAX_STRING_LENGTH];
memset(client, 0, sizeof(client));
while(1)
{
NLint i;
NLbyte buffer[128];
/* check for a new client */
NLsocket newsock = nlAcceptConnection(sock);
if(newsock != NL_INVALID)
{
NLaddress addr;
nlGetRemoteAddr(newsock, &addr);
client[clientnum] = newsock;
printf("Client %d connected from %s\n", clientnum, nlAddrToString(&addr, string));
clientnum++;
}
else
{
if(nlGetError() == NL_SYSTEM_ERROR)
{
printErrorExit();
}
}
/* loop through the clients and read the packets */
for(i=0;i<clientnum;i++)
{
if(nlRead(client[i], buffer, sizeof(buffer)) > 0)
{
NLint j;
buffer[127] = 0; /* null terminate the char string */
printf("Client %d sent %s\n", i, buffer);
for(j=0;j<clientnum;j++)
{
if(i != j)
nlWrite(client[j], buffer, strlen(buffer));
}
}
}
sleep(0);
}
}
NetworkAddr NetworkSocket::remoteAddress() const {
NetworkAddr addr;
if(!isOpen()) {
errors << "NetworkSocket::remoteAddress: socket is closed" << endl;
return addr;
}
if(nlGetRemoteAddr(m_socket->sock, getNLaddr(addr)) == NL_FALSE) {
errors << "NetworkSocket::remoteAddress: cannot get remote address" << "(" << debugString() << "): " << GetLastErrorStr() << endl;
ResetSocketError();
return addr;
}
return addr;
}
static void mainTestLoop(NLsocket sock)
{
while(1 == 1)
{
NLbyte buffer[100];
NLbyte string[NL_MAX_STRING_LENGTH];
NLaddress addr;
char hello[] = "Hello";
nlWrite(sock, (NLvoid *)hello, (NLint)sizeof(hello));
while(nlRead(sock, (NLvoid *)buffer, (NLint)sizeof(buffer)) > 0)
{
nlGetRemoteAddr(sock, &addr);
buffer[99] = (NLbyte)0;
printf("received %s from %s, packet #%d\n", buffer, nlAddrToString(&addr, string), nlGetInteger(NL_PACKETS_RECEIVED));
}
sleep(1);
}
}
