VPP-39 - refactoring of NSH into own folder

- common header files and structs used in both GRE and VXLAN-GPE

Change-Id: I06d0b773e936fb011408817237059f24a4beb412
Signed-off-by: Keith Burns (alagalah) <alagalah@gmail.com>
diff --git a/vpp-api-test/vat/api_format.c b/vpp-api-test/vat/api_format.c
index 4a57d4c..548959e 100644
--- a/vpp-api-test/vat/api_format.c
+++ b/vpp-api-test/vat/api_format.c
@@ -7894,13 +7894,13 @@
   u32 tmp;
   
   if (unformat (input, "drop"))
-    *result = NSH_INPUT_NEXT_DROP;
+    *result = NSH_GRE_INPUT_NEXT_DROP;
   else if (unformat (input, "ip4"))
-    *result = NSH_INPUT_NEXT_IP4_INPUT;
+    *result = NSH_GRE_INPUT_NEXT_IP4_INPUT;
   else if (unformat (input, "ip6"))
-    *result = NSH_INPUT_NEXT_IP6_INPUT;
+    *result = NSH_GRE_INPUT_NEXT_IP6_INPUT;
   else if (unformat (input, "ethernet"))
-    *result = NSH_INPUT_NEXT_ETHERNET_INPUT;
+    *result = NSH_GRE_INPUT_NEXT_ETHERNET_INPUT;
   else if (unformat (input, "%d", &tmp))
     *result = tmp;
   else
@@ -7932,7 +7932,7 @@
     u32 c3 = 0;
     u32 c4 = 0;
     u32 *tlvs = 0;
-    u32 decap_next_index = NSH_INPUT_NEXT_IP4_INPUT;
+    u32 decap_next_index = NSH_GRE_INPUT_NEXT_IP4_INPUT;
     u32 tmp;
     int i;
 
@@ -8084,7 +8084,7 @@
     u32 c3 = 0;
     u32 c4 = 0;
     u32 *tlvs = 0;
-    u32 decap_next_index = NSH_INPUT_NEXT_IP4_INPUT;
+    u32 decap_next_index = NSH_GRE_INPUT_NEXT_IP4_INPUT;
     u32 vni;
     u8 vni_set = 0;
     u32 tmp;