int session_connect (SESSION * session)
{
struct sockaddr_in sin;
char host[1025 + 1], *service_list, *service;
int port;
/* Lookup service hosts in DNS */
service_list = dns_srv_list ("_spotify-client._tcp.spotify.com");
if (!service_list) {
DSFYDEBUG("service lookup failed. falling back to ap.spotify.com\n");
service_list = malloc(200);
strcpy(service_list, "ap.spotify.com:4070\n");
}
for (service = service_list; *service;) {
if (sscanf (service, "%[^:]:%d\n", host, &port) != 2)
return -1;
service += strlen (host) + 7;
DSFYDEBUG ("session_connect(): Connecting to %s:%d\n", host,
port);
memset (&sin, 0, sizeof (sin));
sin.sin_family = PF_INET;
sin.sin_port = htons (port);
sin.sin_addr.s_addr = dns_resolve_name (host);
if (sin.sin_addr.s_addr == INADDR_NONE)
continue;
session->ap_sock = socket (PF_INET, SOCK_STREAM, IPPROTO_TCP);
if (connect (session->ap_sock, (struct sockaddr *) &sin,
sizeof (sin)) != -1)
break;
sock_close (session->ap_sock);
session->ap_sock = -1;
}
free (service_list);
if (sin.sin_addr.s_addr == INADDR_NONE)
return -1;
/*
* Save for later use in ConnectionInfo message
* (too lazy to do getpeername() later ;)
*/
DSFYstrncpy (session->server_host, host, sizeof session->server_host);
session->server_port = port;
DSFYstrncpy (session->user_info.server_host, host,
sizeof session->user_info.server_host);
session->user_info.server_port = port;
return 0;
}
int session_connect (SESSION * session)
{
struct addrinfo h, *airoot, *ai;
char host[1025 + 1], port[6], *service_list, *service;
/* Lookup service hosts in DNS */
service_list = dns_srv_list ("_spotify-client._tcp.spotify.com");
if (!service_list) {
DSFYDEBUG ("Service lookup failed. falling back to ap.spotify.com\n");
service_list = malloc(200);
strcpy (service_list, "ap.spotify.com:4070\n");
}
for (service = service_list; *service;) {
if (sscanf (service, "%[^:]:%5s\n", host, port) != 2)
return -1;
service += strlen (host) + 7;
DSFYDEBUG ("Connecting to %s:%s\n", host,
port);
memset(&h, 0, sizeof(h));
h.ai_family = PF_UNSPEC;
h.ai_socktype = SOCK_STREAM;
h.ai_protocol = IPPROTO_TCP;
if (getaddrinfo (host, port, &h, &airoot)) {
DSFYDEBUG ("getaddrinfo(%s,%s) failed with error %d\n",
host, port, errno);
continue;
}
for(ai = airoot; ai; ai = ai->ai_next) {
if (ai->ai_family != AF_INET
&& ai->ai_family != AF_INET6)
continue;
session->ap_sock = socket (ai->ai_family,
ai->ai_socktype, ai->ai_protocol);
if (session->ap_sock < 0)
continue;
if (connect (session->ap_sock,
(struct sockaddr *) ai->ai_addr,
ai->ai_addrlen) != -1)
break;
sock_close (session->ap_sock);
session->ap_sock = -1;
}
freeaddrinfo (airoot);
if (session->ap_sock != -1)
break;
}
free (service_list);
if (session->ap_sock == -1)
return -1;
/*
* Save for later use in ConnectionInfo message
* (too lazy to do getpeername() later ;)
*/
DSFYstrncpy (session->server_host, host, sizeof session->server_host);
session->server_port = atoi(port);
DSFYstrncpy (session->user_info.server_host, host,
sizeof session->user_info.server_host);
session->user_info.server_port = atoi(port);
return 0;
}