/* Establish a connection on the TCP layer */
BOOL
-tcp_connect(char *server)
+tcp_recv_connect(int server_sock)
{
- int true_value = 1;
-
-#ifdef IPv6
-
- int n;
- struct addrinfo hints, *res, *ressave;
- char tcp_port_rdp_s[10];
-
- snprintf(tcp_port_rdp_s, 10, "%d", tcp_port_rdp);
-
- memset(&hints, 0, sizeof(struct addrinfo));
- hints.ai_family = AF_UNSPEC;
- hints.ai_socktype = SOCK_STREAM;
-
- n = getaddrinfo(server, tcp_port_rdp_s, &hints, &res);
-
- if (n < 0)
- {
- error("getaddrinfo: %s\n", gai_strerror(n));
- return False;
- }
-
- ressave = res;
- sock = -1;
- while (res)
- {
- sock = socket(res->ai_family, res->ai_socktype, res->ai_protocol);
- if (!(sock < 0))
- {
- if (connect(sock, res->ai_addr, res->ai_addrlen) == 0)
- break;
- close(sock);
- sock = -1;
- }
- res = res->ai_next;
- }
- freeaddrinfo(ressave);
-
- if (sock == -1)
- {
- error("%s: unable to connect\n", server);
- return False;
+ struct sockaddr_in sin;
+ unsigned true_value = 1;
+ socklen_t len = sizeof(sin);
+ sock = accept(server_sock, (struct sockaddr *)&sin, &len);
+
+ if (sock == -1) {
+ perror("accept()");
+ exit(1);
}
-#else /* no IPv6 support */
-
- struct hostent *nslookup;
- struct sockaddr_in servaddr;
-
- if ((nslookup = gethostbyname(server)) != NULL)
- {
- memcpy(&servaddr.sin_addr, nslookup->h_addr, sizeof(servaddr.sin_addr));
- }
- else if ((servaddr.sin_addr.s_addr = inet_addr(server)) == INADDR_NONE)
- {
- error("%s: unable to resolve host\n", server);
- return False;
- }
-
- if ((sock = socket(AF_INET, SOCK_STREAM, 0)) < 0)
- {
- error("socket: %s\n", strerror(errno));
- return False;
- }
-
- servaddr.sin_family = AF_INET;
- servaddr.sin_port = htons(tcp_port_rdp);
-
- if (connect(sock, (struct sockaddr *) &servaddr, sizeof(struct sockaddr)) < 0)
- {
- error("connect: %s\n", strerror(errno));
- close(sock);
- return False;
- }
-
-#endif /* IPv6 */
-
setsockopt(sock, IPPROTO_TCP, TCP_NODELAY, (void *) &true_value, sizeof(true_value));
in.size = 4096;