void make_connection(struct connection *c, int port, int *sock, void (*func)(struct connection *))
{
int as;
unsigned char *host;
struct conn_info *b;
if (!(host = get_host_name(c->url))) {
setcstate(c, S_INTERNAL);
abort_connection(c);
return;
}
if (c->newconn)
internal("already making a connection");
b = mem_alloc(sizeof(struct conn_info));
b->func = func;
b->sock = sock;
b->port = port;
c->newconn = b;
log_data("\nCONNECTION: ", 13);
log_data(host, strlen(host));
log_data("\n", 1);
if (c->no_cache >= NC_RELOAD) as = find_host_no_cache(host, &b->addr, &c->dnsquery, (void(*)(void *, int))dns_found, c);
else as = find_host(host, &b->addr, &c->dnsquery, (void(*)(void *, int))dns_found, c);
mem_free(host);
if (as) setcstate(c, S_DNS);
}
int find_host(unsigned char *name, ip__address *addr, void **qp, void (*fn)(void *, int), void *data)
{
struct dnsentry *dnsentry;
if (qp) *qp = NULL;
if (!find_in_dns_cache(name, &dnsentry)) {
if ((uttime)get_time() - (uttime)dnsentry->get_time > DNS_TIMEOUT) goto timeout;
memcpy(addr, &dnsentry->addr, sizeof(ip__address));
fn(data, 0);
return 0;
}
timeout:
return find_host_no_cache(name, addr, qp, fn, data);
}