static PRStatus _udt_connect(PRFileDesc *fd, const PRNetAddr *addr,
PRIntervalTime timeout){
///fprintf(stdout, "%s:%d\n", __func__, __LINE__);
UDTSOCKET s = get_socket_from_fd(fd);
struct sockaddr_in peer_addr;
peer_addr.sin_family = AF_INET;///(addr->raw.family == PR_AF_INET6)? AF_INET6:AF_INET;
peer_addr.sin_port = addr->inet.port;
peer_addr.sin_addr.s_addr = addr->inet.ip;
bool sync = true, old;
int optlen;
if (udt_getsockopt(s, SOL_SOCKET, UDT_UDT_RCVSYN, &old, &optlen) < 0)
return PR_FAILURE;
if (udt_setsockopt(s, SOL_SOCKET, UDT_UDT_RCVSYN, &sync, sizeof(sync)) < 0)
return PR_FAILURE;
if (udt_connect(s, (sockaddr*)&peer_addr, sizeof(peer_addr)) == 0) {
// check for sync connect
if (udt_getsockstate(s) == UDT_CONNECTED) {
if (udt_setsockopt(s, SOL_SOCKET, UDT_UDT_RCVSYN, &old, sizeof(old)) < 0)
return PR_FAILURE;
return PR_SUCCESS;
} else {
return PR_FAILURE;
}
} else {
return PR_FAILURE;
}
}
int udt_close(UDTSOCKET u)
{
int rc;
int st = udt_getsockstate(u);
if ((st == UDT_NONEXIST) ||
(st == UDT_CLOSED) ||
(st == UDT_CLOSING) ||
(st == UDT_BROKEN)) {
// nothing to do on closed or not existed socket
return 0;
} else {
rc = UDT::close(u);
if (rc == UDT::ERROR) {
// error happen
return -1;
} else {
return 0;
}
}
}