Pipe DHCP vendor info towards framework.

Bug: 6344821
Change-Id: Iebce3e1b36175fc88f44e18db647c43b1245f18f
diff --git a/libnetutils/dhcp_utils.c b/libnetutils/dhcp_utils.c
index d18931b..398d9c4 100644
--- a/libnetutils/dhcp_utils.c
+++ b/libnetutils/dhcp_utils.c
@@ -70,7 +70,8 @@
                      char *dns1,
                      char *dns2,
                      char *server,
-                     uint32_t  *lease)
+                     uint32_t *lease,
+                     char *vendorInfo)
 {
     char prop_name[PROPERTY_KEY_MAX];
     char prop_value[PROPERTY_VALUE_MAX];
@@ -122,6 +123,10 @@
     if (property_get(prop_name, prop_value, NULL)) {
         *lease = atol(prop_value);
     }
+
+    snprintf(prop_name, sizeof(prop_name), "%s.%s.vendorInfo", DHCP_PROP_NAME_PREFIX, interface);
+    property_get(prop_name, vendorInfo, NULL);
+
     return 0;
 }
 
@@ -158,7 +163,8 @@
                     char *dns1,
                     char *dns2,
                     char *server,
-                    uint32_t  *lease)
+                    uint32_t *lease,
+                    char *vendorInfo)
 {
     char result_prop_name[PROPERTY_KEY_MAX];
     char daemon_prop_name[PROPERTY_KEY_MAX];
@@ -207,8 +213,8 @@
     }
     if (strcmp(prop_value, "ok") == 0) {
         char dns_prop_name[PROPERTY_KEY_MAX];
-        if (fill_ip_info(interface, ipaddr, gateway, prefixLength, dns1, dns2, server, lease)
-                == -1) {
+        if (fill_ip_info(interface, ipaddr, gateway, prefixLength,
+                dns1, dns2, server, lease, vendorInfo) == -1) {
             return -1;
         }
 
@@ -305,7 +311,8 @@
                     in_addr_t *dns1,
                     in_addr_t *dns2,
                     in_addr_t *server,
-                    uint32_t  *lease)
+                    uint32_t *lease,
+                    char *vendorInfo)
 {
     char result_prop_name[PROPERTY_KEY_MAX];
     char prop_value[PROPERTY_VALUE_MAX] = {'\0'};
@@ -341,7 +348,8 @@
         return -1;
     }
     if (strcmp(prop_value, "ok") == 0) {
-        fill_ip_info(interface, ipaddr, gateway, prefixLength, dns1, dns2, server, lease);
+        fill_ip_info(interface, ipaddr, gateway, prefixLength,
+                dns1, dns2, server, lease, vendorInfo);
         return 0;
     } else {
         snprintf(errmsg, sizeof(errmsg), "DHCP Renew result was %s", prop_value);