[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit

Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/app/iproute2/iproute2-3.4.0/lib/ll_addr.c b/ap/app/iproute2/iproute2-3.4.0/lib/ll_addr.c
new file mode 100755
index 0000000..f558050
--- /dev/null
+++ b/ap/app/iproute2/iproute2-3.4.0/lib/ll_addr.c
@@ -0,0 +1,97 @@
+/*
+ * ll_addr.c
+ *
+ *		This program is free software; you can redistribute it and/or
+ *		modify it under the terms of the GNU General Public License
+ *		as published by the Free Software Foundation; either version
+ *		2 of the License, or (at your option) any later version.
+ *
+ * Authors:	Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru>
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <syslog.h>
+#include <fcntl.h>
+#include <sys/ioctl.h>
+#include <sys/socket.h>
+#include <sys/ioctl.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+#include <string.h>
+
+#include <linux/netdevice.h>
+#include <linux/if_arp.h>
+#include <linux/sockios.h>
+
+#include "rt_names.h"
+#include "utils.h"
+
+
+const char *ll_addr_n2a(unsigned char *addr, int alen, int type, char *buf, int blen)
+{
+	int i;
+	int l;
+
+	if (alen == 4 &&
+	    (type == ARPHRD_TUNNEL || type == ARPHRD_SIT || type == ARPHRD_IPGRE)) {
+		return inet_ntop(AF_INET, addr, buf, blen);
+	}
+	if (alen == 16 && type == ARPHRD_TUNNEL6) {
+		return inet_ntop(AF_INET6, addr, buf, blen);
+	}
+	l = 0;
+	for (i=0; i<alen; i++) {
+		if (i==0) {
+			snprintf(buf+l, blen, "%02x", addr[i]);
+			blen -= 2;
+			l += 2;
+		} else {
+			snprintf(buf+l, blen, ":%02x", addr[i]);
+			blen -= 3;
+			l += 3;
+		}
+	}
+	return buf;
+}
+
+/*NB: lladdr is char * (rather than u8 *) because sa_data is char * (1003.1g) */
+int ll_addr_a2n(char *lladdr, int len, char *arg)
+{
+	if (strchr(arg, '.')) {
+		inet_prefix pfx;
+		if (get_addr_1(&pfx, arg, AF_INET)) {
+			fprintf(stderr, "\"%s\" is invalid lladdr.\n", arg);
+			return -1;
+		}
+		if (len < 4)
+			return -1;
+		memcpy(lladdr, pfx.data, 4);
+		return 4;
+	} else {
+		int i;
+
+		for (i=0; i<len; i++) {
+			int temp;
+			char *cp = strchr(arg, ':');
+			if (cp) {
+				*cp = 0;
+				cp++;
+			}
+			if (sscanf(arg, "%x", &temp) != 1) {
+				fprintf(stderr, "\"%s\" is invalid lladdr.\n", arg);
+				return -1;
+			}
+			if (temp < 0 || temp > 255) {
+				fprintf(stderr, "\"%s\" is invalid lladdr.\n", arg);
+				return -1;
+			}
+			lladdr[i] = temp;
+			if (!cp)
+				break;
+			arg = cp;
+		}
+		return i+1;
+	}
+}