void udp_reply_func(struct ReplyAddress *addr, char* msg, int size)
{
printf("->udp_reply_func\n");
int total = sendallto(addr->mSocket, msg, size, (sockaddr*)&addr->mSockAddr, addr->mSockAddrLen);
printf("<-udp_reply_func %d of %d\n", total, size);
if (total < size) DumpReplyAddress(addr);
}
int make_query(int fd, short int flags, struct sockaddr_in dest_addr, dns_question query) {
dns_header qhead;
char buf[BUFLEN];
int buflen = 0;
int octetlen = 0;
char * dotptr = NULL;
char * hostptr = query.qname; //Service address
memset(buf, 0, BUFLEN);
qhead.id = (unsigned short) htons(getpid());
qhead.flags = htons(flags);
qhead.qdcount = htons(0x0001);
qhead.ancount = 0;
qhead.nscount = 0;
qhead.arcount = 0;
buflen = sizeof(qhead);
memcpy(buf, (void*)&qhead, buflen);
do {
dotptr = strchr(hostptr, '.');
if (!dotptr)
octetlen = strchr(hostptr,'\0') - hostptr;
else
octetlen = dotptr - hostptr;
buf[buflen++] = octetlen;
strncpy(buf + buflen, hostptr, octetlen);
buflen += octetlen;
hostptr = dotptr + 1;
} while(dotptr);
memset(buf + buflen, 0, 2);
buflen += 2;
//qtype
query.qtype = query.qtype;
query.qclass = query.qclass;
memcpy((void*)buf + buflen, (void*)&(query.qtype), sizeof(short));
buflen += 2;
//qclass
memcpy((void*)buf + buflen, (void*)&(query.qclass), sizeof(short));
buflen += 2;
sendallto(fd, buf, buflen, &dest_addr);
return 0;
}
int netAddrSend(PyrObject *netAddrObj, int msglen, char *bufptr, bool sendMsgLen)
{
int err, port, addr;
SC_TcpClientPort* comPort = (SC_TcpClientPort*)(netAddrObj->slots + ivxNetAddr_Socket)->uptr;
if (comPort) {
// send TCP
int tcpSocket = comPort->Socket();
if (sendMsgLen) {
// send length of message in network byte-order
int32 sizebuf = htonl(msglen);
sendall(tcpSocket, &sizebuf, sizeof(int32));
}
sendall(tcpSocket, bufptr, msglen);
} else {
if (gUDPport == 0) return errFailed;
// send UDP
err = slotIntVal(netAddrObj->slots + ivxNetAddr_Hostaddr, &addr);
if (err) return err;
if (addr == 0) {
#ifdef NO_INTERNAL_SERVER
// no internal server under SC_WIN32 yet
#else
if (gInternalSynthServer.mWorld) {
World_SendPacket(gInternalSynthServer.mWorld, msglen, bufptr, &localServerReplyFunc);
}
#endif
return errNone;
}
err = slotIntVal(netAddrObj->slots + ivxNetAddr_PortID, &port);
if (err) return err;
struct sockaddr_in toaddr;
makeSockAddr(toaddr, addr, port);
sendallto(gUDPport->Socket(), bufptr, msglen, (sockaddr*)&toaddr, sizeof(toaddr));
}
return errNone;
}
void udp_reply_func(struct ReplyAddress *addr, char* msg, int size)
{
int total = sendallto(addr->mSocket, msg, size, (sockaddr*)&addr->mSockAddr, addr->mSockAddrLen);
if (total < size) DumpReplyAddress(addr);
}
