gre: move to a plugin

Move GRE folder under vnet to the plugin folder, and modify some of path
of the #inlude<header> to the new path.

Add a plugin.c file to register a plugin.

JIRA: VPP-2044

Type: improvement
Change-Id: I7f64cecd97538a7492e56a41558dab58281a9fa5
Signed-off-by: Chuhao Tang <nicotang@cisco.com>

1 files changed, 0 insertions, 86 deletions

diff --git a/src/vnet/gre/pg.c b/src/vnet/gre/pg.c
deleted file mode 100644
index 38a3a07ebad..00000000000
--- a/src/vnet/gre/pg.c
+++ /dev/null
@@ -1,86 +0,0 @@
-/*
- * hdlc_pg.c: packet generator gre interface
- *
- * Copyright (c) 2012 Cisco and/or its affiliates.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at:
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include <vlib/vlib.h>
-#include <vnet/pg/pg.h>
-#include <vnet/gre/gre.h>
-
-typedef struct
-{
-  pg_edit_t flags_and_version;
-  pg_edit_t protocol;
-} pg_gre_header_t;
-
-static inline void
-pg_gre_header_init (pg_gre_header_t * e)
-{
-  pg_edit_init (&e->flags_and_version, gre_header_t, flags_and_version);
-  pg_edit_init (&e->protocol, gre_header_t, protocol);
-}
-
-uword
-unformat_pg_gre_header (unformat_input_t * input, va_list * args)
-{
-  pg_stream_t *s = va_arg (*args, pg_stream_t *);
-  pg_gre_header_t *h;
-  u32 group_index, error;
-
-  h = pg_create_edit_group (s, sizeof (h[0]), sizeof (gre_header_t),
-			    &group_index);
-  pg_gre_header_init (h);
-
-  pg_edit_set_fixed (&h->flags_and_version, 0);
-
-  error = 1;
-  if (!unformat (input, "%U",
-		 unformat_pg_edit,
-		 unformat_gre_protocol_net_byte_order, &h->protocol))
-    goto done;
-
-  {
-    gre_main_t *pm = &gre_main;
-    gre_protocol_info_t *pi = 0;
-    pg_node_t *pg_node = 0;
-
-    if (h->protocol.type == PG_EDIT_FIXED)
-      {
-	u16 t = *(u16 *) h->protocol.values[PG_EDIT_LO];
-	pi = gre_get_protocol_info (pm, clib_net_to_host_u16 (t));
-	if (pi && pi->node_index != ~0)
-	  pg_node = pg_get_node (pi->node_index);
-      }
-
-    if (pg_node && pg_node->unformat_edit
-	&& unformat_user (input, pg_node->unformat_edit, s))
-      ;
-  }
-
-  error = 0;
-done:
-  if (error)
-    pg_free_edit_group (s);
-  return error == 0;
-}
-
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */