IPIP: Add IP{v4,v6} over IP{v4,v6} configured tunnel support.

[vpp.git] / src / plugins / sixrd / sixrd.h

diff --git a/src/plugins/sixrd/sixrd.h b/src/plugins/sixrd/sixrd.h
deleted file mode 100644 (file)
index f443c03..0000000
--- a/src/plugins/sixrd/sixrd.h
+++ /dev/null
@@ -1,123 +0,0 @@
-/*---------------------------------------------------------------------------
- * Copyright (c) 2009-2014 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 <stdbool.h>
-#include <vnet/fib/ip6_fib.h>
-#include <vnet/ip/ip.h>
-#include <vnet/vnet.h>
-#include <vppinfra/error.h>
-
-#define SIXRD_DEFAULT_MTU 1480 /* 1500 - IPv4 header */
-
-typedef struct
-{
-  u32 fib_index;
-  u32 hw_if_index;
-  u32 sw_if_index;
-  u32 tunnel_index;
-  ip6_address_t ip6_prefix;
-  ip4_address_t ip4_prefix;
-  ip4_address_t ip4_src;
-  u8 ip6_prefix_len;
-  u8 ip4_prefix_len;
-
-  /* helpers */
-  u8 shift;
-
-  u16 mtu;
-  bool security_check;
-} sixrd_tunnel_t;
-
-typedef struct
-{
-  u16 msg_id_base;
-
-  /* pool of SIXRD domains */
-  sixrd_tunnel_t *tunnels;
-  u32 *tunnel_index_by_sw_if_index;
-  uword *tunnel_by_ip;
-
-} sixrd_main_t;
-
-#define foreach_sixrd_error                                                    \
-  /* Must be first. */                                                         \
-  _(NONE, "valid SIXRD packets")                                               \
-  _(BAD_PROTOCOL, "bad protocol")                                              \
-  _(SEC_CHECK, "security check failed")                                        \
-  _(NO_TUNNEL, "no tunnel")
-
-
-typedef enum
-{
-#define _(sym, str) SIXRD_ERROR_##sym,
-  foreach_sixrd_error
-#undef _
-    SIXRD_N_ERROR,
-} sixrd_error_t;
-
-extern sixrd_main_t sixrd_main;
-
-/*
- * sixrd_get_addr
- */
-static_always_inline u32
-sixrd_get_addr_net (const sixrd_tunnel_t * t, u64 dal)
-{
-  /* 1:1 mode */
-  if (t->ip4_prefix_len == 32)
-    return (t->ip4_prefix.as_u32);
-
-  dal = clib_net_to_host_u64 (dal);
-
-  /* Grab 32 - ip4_prefix_len bits out of IPv6 address from offset
-   * ip6_prefix_len */
-  u32 mask = ~(~0ULL << (32 - t->ip4_prefix_len));
-  u32 ip4 =
-    clib_net_to_host_u32 (t->
-                         ip4_prefix.as_u32) | ((u32) (dal >> t->
-                                                      shift) & mask);
-  return clib_host_to_net_u32 (ip4);
-}
-
-static_always_inline sixrd_tunnel_t *
-find_tunnel_by_ip4_address (ip4_address_t * ip)
-{
-  sixrd_main_t *sm = &sixrd_main;
-  uword *p;
-  p = hash_get (sm->tunnel_by_ip, ip->as_u32);
-  if (!p)
-    return NULL;
-  return pool_elt_at_index (sm->tunnels, p[0]);
-}
-
-static_always_inline sixrd_tunnel_t *
-ip4_sixrd_get_tunnel (u32 sdi, ip4_address_t * addr, u8 * error)
-{
-  sixrd_tunnel_t *t = find_tunnel_by_ip4_address (addr);
-  if (!t)
-    {
-      *error = SIXRD_ERROR_NO_TUNNEL;
-      return NULL;
-    }
-  return t;
-}
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */