1 files changed, 123 insertions, 0 deletions
diff --git a/networking/ip.c b/networking/ip.c
new file mode 100644
index 0000000..9903c68
--- /dev/null
+++ b/networking/ip.c
@@ -0,0 +1,123 @@
+/* vi: set sw=4 ts=4: */
+/*
+ * ip.c		"ip" utility frontend.
+ *
+ * Licensed under the GPL v2 or later, see the file LICENSE in this tarball.
+ *
+ * Authors:	Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru>
+ *
+ *
+ * Changes:
+ *
+ * Rani Assaf <rani@magic.metawire.com> 980929:	resolve addresses
+ * Bernhard Reutner-Fischer rewrote to use index_in_substr_array
+ */
+
+#include "libbb.h"
+
+#include "libiproute/utils.h"
+#include "libiproute/ip_common.h"
+
+#if ENABLE_FEATURE_IP_ADDRESS \
+ || ENABLE_FEATURE_IP_ROUTE \
+ || ENABLE_FEATURE_IP_LINK \
+ || ENABLE_FEATURE_IP_TUNNEL \
+ || ENABLE_FEATURE_IP_RULE
+
+static int NORETURN ip_print_help(char **argv UNUSED_PARAM)
+{
+	bb_show_usage();
+}
+
+static int ip_do(int (*ip_func)(char **argv), char **argv)
+{
+	argv = ip_parse_common_args(argv + 1);
+	return ip_func(argv);
+}
+
+#if ENABLE_FEATURE_IP_ADDRESS
+int ipaddr_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
+int ipaddr_main(int argc UNUSED_PARAM, char **argv)
+{
+	return ip_do(do_ipaddr, argv);
+}
+#endif
+#if ENABLE_FEATURE_IP_LINK
+int iplink_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
+int iplink_main(int argc UNUSED_PARAM, char **argv)
+{
+	return ip_do(do_iplink, argv);
+}
+#endif
+#if ENABLE_FEATURE_IP_ROUTE
+int iproute_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
+int iproute_main(int argc UNUSED_PARAM, char **argv)
+{
+	return ip_do(do_iproute, argv);
+}
+#endif
+#if ENABLE_FEATURE_IP_RULE
+int iprule_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
+int iprule_main(int argc UNUSED_PARAM, char **argv)
+{
+	return ip_do(do_iprule, argv);
+}
+#endif
+#if ENABLE_FEATURE_IP_TUNNEL
+int iptunnel_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
+int iptunnel_main(int argc UNUSED_PARAM, char **argv)
+{
+	return ip_do(do_iptunnel, argv);
+}
+#endif
+
+
+int ip_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
+int ip_main(int argc UNUSED_PARAM, char **argv)
+{
+	static const char keywords[] ALIGN1 =
+		USE_FEATURE_IP_ADDRESS("address\0")
+		USE_FEATURE_IP_ROUTE("route\0")
+		USE_FEATURE_IP_LINK("link\0")
+		USE_FEATURE_IP_TUNNEL("tunnel\0" "tunl\0")
+		USE_FEATURE_IP_RULE("rule\0")
+		;
+	enum {
+		USE_FEATURE_IP_ADDRESS(IP_addr,)
+		USE_FEATURE_IP_ROUTE(IP_route,)
+		USE_FEATURE_IP_LINK(IP_link,)
+		USE_FEATURE_IP_TUNNEL(IP_tunnel, IP_tunl,)
+		USE_FEATURE_IP_RULE(IP_rule,)
+		IP_none
+	};
+	int (*ip_func)(char**) = ip_print_help;
+
+	argv = ip_parse_common_args(argv + 1);
+	if (*argv) {
+		int key = index_in_substrings(keywords, *argv);
+		argv++;
+#if ENABLE_FEATURE_IP_ADDRESS
+		if (key == IP_addr)
+			ip_func = do_ipaddr;
+#endif
+#if ENABLE_FEATURE_IP_ROUTE
+		if (key == IP_route)
+			ip_func = do_iproute;
+#endif
+#if ENABLE_FEATURE_IP_LINK
+		if (key == IP_link)
+			ip_func = do_iplink;
+#endif
+#if ENABLE_FEATURE_IP_TUNNEL
+		if (key == IP_tunnel || key == IP_tunl)
+			ip_func = do_iptunnel;
+#endif
+#if ENABLE_FEATURE_IP_RULE
+		if (key == IP_rule)
+			ip_func = do_iprule;
+#endif
+	}
+	return ip_func(argv);
+}
+
+#endif /* any of ENABLE_FEATURE_IP_xxx is 1 */