int FCEUD_RecvData(void *data, uint32 len) {
NoWaiting &= ~2;
for (;; ) {
fd_set funfun;
struct timeval popeye;
popeye.tv_sec = 0;
popeye.tv_usec = 100000;
FD_ZERO(&funfun);
FD_SET(Socket, &funfun);
switch (select(0, &funfun, 0, 0, &popeye)) {
case 0: continue;
case SOCKET_ERROR: return(0);
}
if (FD_ISSET(Socket, &funfun)) {
if (recv_tcpwrap(data, len) > 0) {
unsigned long beefie;
if (!ioctlsocket(Socket, FIONREAD, &beefie))
if (beefie)
NoWaiting |= 2;
return(1);
} else
return(0);
} else
return(0);
}
return 0;
}
int FCEUD_NetworkConnect(void)
{
WSADATA WSAData;
SOCKADDR_IN sockin; /* I want to play with fighting robots. */ /* clack clack clack razzzzzzzzzz */
SOCKET TSocket;
int netdivisor;
if(WSAStartup(MAKEWORD(1,1),&WSAData))
{
NetStatAdd("*** Error initializing WIndows Sockets.");
return(0);
}
wsainit=1;
if( (TSocket=socket(AF_INET,SOCK_STREAM,0))==INVALID_SOCKET)
{
WSE("Error creating stream socket.");
FCEUD_NetworkClose();
return(0);
}
memset(&sockin,0,sizeof(sockin));
sockin.sin_family=AF_INET;
{
struct hostent *phostentb;
unsigned long hadr;
int sockin_len;
sockin.sin_port=0;
sockin.sin_addr.s_addr=INADDR_ANY;
sockin_len=sizeof(sockin);
hadr=inet_addr(netplayhost);
if(hadr!=INADDR_NONE)
sockin.sin_addr.s_addr=hadr;
else
{
NetStatAdd("*** Looking up host name...");
if(!(phostentb=gethostbyname((const char *)netplayhost)))
{
WSE("Error getting host network information.");
closesocket(TSocket);
FCEUD_NetworkClose();
return(0);
}
memcpy((char *)&sockin.sin_addr,((PHOSTENT)phostentb)->h_addr,((PHOSTENT)phostentb)->h_length);
}
sockin.sin_port=htons(remotetport);
NetStatAdd("*** Connecting to remote host...");
if(connect(TSocket,(PSOCKADDR)&sockin,sizeof(sockin))==SOCKET_ERROR)
{
WSE("Error connecting to remote host.");
closesocket(TSocket);
FCEUD_NetworkClose();
return(0);
}
Socket=TSocket;
NetStatAdd("*** Sending initialization data to server...");
{
uint8 *sendbuf;
uint8 buf[1];
uint32 sblen;
sblen = 4 + 16 + 16 + 64 + 1 + (netplaynick?strlen(netplaynick):0);
sendbuf = (uint8*)malloc(sblen); //mbg merge 7/17/06 added cast
memset(sendbuf, 0, sblen);
en32(sendbuf, sblen - 4);
if(netgamekey)
{
struct md5_context md5;
uint8 md5out[16];
md5_starts(&md5);
md5_update(&md5, (uint8*)&GameInfo->MD5.data, 16);
md5_update(&md5, (uint8*)netgamekey, strlen(netgamekey)); //mbg merge 7/17/06 added cast
md5_finish(&md5, md5out);
memcpy(sendbuf + 4, md5out, 16);
}
else
memcpy(sendbuf + 4, &GameInfo->MD5, 16);
if(netpassword)
{
struct md5_context md5;
uint8 md5out[16];
md5_starts(&md5);
md5_update(&md5, (uint8*)netpassword, strlen(netpassword)); //mbg merge 7/17/06 added cast
md5_finish(&md5, md5out);
memcpy(sendbuf + 4 + 16, md5out, 16);
}
memset(sendbuf + 4 + 16 + 16, 0, 64);
sendbuf[4 + 16 + 16 + 64] = netlocalplayers;
if(netplaynick)
memcpy(sendbuf + 4 + 16 + 16 + 64 + 1,netplaynick,strlen(netplaynick));
send(Socket, (char*)sendbuf, sblen, 0); //mbg merge 7/17/06 added cast
free(sendbuf);
recv_tcpwrap(buf, 1);
netdivisor = buf[0];
}
}
FCEUI_NetplayStart(netlocalplayers,netdivisor);
NetStatAdd("*** Connection established.");
FCEUDnetplay = 1;
char tcpopt = 1; //mbg merge 7/17/06 changed to char
if(setsockopt(TSocket, IPPROTO_TCP, TCP_NODELAY, &tcpopt, sizeof(int)))
puts("Nodelay fail");
return(1);
}