--- libaitio/src/Attic/tools.c	2011/10/31 13:53:51	1.6
+++ libaitio/src/Attic/tools.c	2011/12/13 02:22:05	1.6.2.1
@@ -3,7 +3,7 @@
 *  by Michael Pounov <misho@elwix.org>
 *
 * $Author: misho $
-* $Id: tools.c,v 1.6 2011/10/31 13:53:51 misho Exp $
+* $Id: tools.c,v 1.6.2.1 2011/12/13 02:22:05 misho Exp $
 *
 **************************************************************************
 The ELWIX and AITNET software is distributed under the following
@@ -346,4 +346,120 @@ io_ether_aton(const char *a, struct io_ether_addr *e)
 	e->ether_addr_octet[5] = o5;
 
 	return e;
+}
+
+/*
+ * io_n2port() Extract port from network structure
+ * @addr = Address
+ * return: 0 not supported family type or port number
+ */
+inline u_short
+io_n2port(io_sockaddr_t * __restrict addr)
+{
+	u_short port = 0;
+
+	if (!addr)
+		return port;
+
+	switch (addr->sa.sa_family) {
+		case AF_INET:
+			return ntohs(addr->sin.sin_port);
+		case AF_INET6:
+			return ntohs(addr->sin6.sin6_port);
+		default:
+			io_SetErr(ESOCKTNOSUPPORT, "Unsuported address family %d", 
+					addr->sa.sa_family);
+			break;
+	}
+
+	return port;
+}
+
+/*
+ * io_n2addr() Extract address from network structure
+ * @addr = Address
+ * @val = Value for store string address
+ * return: NULL error or !=NULL string address from val
+ */
+const char *
+io_n2addr(io_sockaddr_t * __restrict addr, ait_val_t * __restrict val)
+{
+	char str[INET6_ADDRSTRLEN] = { 0 };
+	const char *ret = NULL;
+
+	if (!addr || !val)
+		return ret;
+
+	switch (addr->sa.sa_family) {
+		case AF_INET:
+			if (!inet_ntop(AF_INET, &addr->sin.sin_addr, str, INET_ADDRSTRLEN)) {
+				LOGERR;
+				return ret;
+			} else
+				ret = str;
+			break;
+		case AF_INET6:
+			if (!inet_ntop(AF_INET6, &addr->sin6.sin6_addr, str, INET6_ADDRSTRLEN)) {
+				LOGERR;
+				return ret;
+			} else
+				ret = str;
+			break;
+		default:
+			io_SetErr(EPROTONOSUPPORT, "Unsuported address family %d", 
+					addr->sa.sa_family);
+			return ret;
+	}
+
+	AIT_FREE_VAL(val);
+	AIT_SET_STR(val, ret);
+	return ret;
+}
+
+/*
+ * io_gethostbyname() Get host and port and make network structure
+ * @psHost = Hostname
+ * @port = Port
+ * @addr = Network address structure
+ * return: NULL error or !=NULL network structure
+ */
+io_sockaddr_t *
+io_gethostbyname(const char *psHost, u_short port, io_sockaddr_t * __restrict addr)
+{
+	struct hostent *host;
+
+	if (!psHost || !addr)
+		return NULL;
+
+	/* resolver */
+	if (!addr->sa.sa_family)
+		host = gethostbyname(psHost);
+	else
+		host = gethostbyname2(psHost, addr->sa.sa_family);
+	if (!host) {
+		io_SetErr(EINVAL, "Resolver #%d - %s", h_errno, hstrerror(h_errno));
+		return NULL;
+	}
+
+	memset(addr, 0, sizeof(io_sockaddr_t));
+	switch (host->h_addrtype) {
+		case AF_INET:
+			addr->sin.sin_len = sizeof(struct sockaddr_in);
+			addr->sin.sin_family = AF_INET;
+			addr->sin.sin_port = htons(port);
+			memcpy(&addr->sin.sin_addr, host->h_addr, sizeof addr->sin.sin_addr);
+			return addr;
+		case AF_INET6:
+			addr->sin6.sin6_len = sizeof(struct sockaddr_in6);
+			addr->sin6.sin6_family = AF_INET6;
+			addr->sin6.sin6_port = htons(port);
+			memcpy(&addr->sin6.sin6_addr, host->h_addr, sizeof addr->sin6.sin6_addr);
+			return addr;
+		default:
+			io_SetErr(EPROTONOSUPPORT, "Unsuported address family %d", 
+					host->h_addrtype);
+			break;
+	}
+
+	return NULL;
 }