Allow use hostname instead of ip address

[tedtools.git] / tcp.c

diff --git a/tcp.c b/tcp.c
index ecc3bf1..1616dc2 100644 (file)
--- a/tcp.c
+++ b/tcp.c
@@ -105,7 +105,7 @@ TC_ClientInitConnection(TC_Connection *cs, char *name, u_int32_t port) {
                        ntohs(cs->serv_addr.sin_port),strerror(errno));
 
         if (setsockopt(cs->fd, SOL_SOCKET, SO_REUSEADDR, &val, sizeof(val)) < 0) {
-                tlog(TL_CRIT|TL_EXIT, "socketsockopt failed: %s (d%)", strerror(errno), errno);
+                tlog(TL_CRIT|TL_EXIT, "socketsockopt failed: %s (%d)", strerror(errno), errno);
                 return CS_ERROR;
         }
 
@@ -160,6 +160,27 @@ TC_fillConnection(TC_Connection *sc, char *name, u_int32_t port) {
        memset(sc, 0, sizeof(TC_Connection));
        sc->serv_addr.sin_family = AF_INET;
        sc->serv_addr.sin_addr.s_addr = (name) ? inet_addr(name) : htonl(INADDR_ANY);
+       if ( sc->serv_addr.sin_addr.s_addr == INADDR_NONE ) {
+               struct hostent *host;
+
+               /*
+                * Can't parse address: it's a DNS Name
+                */
+               host = gethostbyname(name);
+               if ( host && host->h_addrtype == AF_INET ) {
+                       memcpy(&sc->serv_addr.sin_addr.s_addr, host->h_addr_list[0], 
+                               sizeof(&sc->serv_addr.sin_addr.s_addr));
+               } else {
+#ifdef HAVE_HSTRERROR
+                       tlog(TL_CRIT,"gethostbyname: %s - %s", name, hstrerror(h_errno));
+#else
+                       tlog(TL_CRIT,"gethostbyname: %s - %s", name, strerror(errno));
+#endif
+                       sc->state = CS_ERROR;
+                       return sc;
+               }
+       }
+       
        sc->serv_addr.sin_port = htons(port);
        sc->state = CS_NOTINITED;
        return sc;