diff options
author | Damjan Marion <damarion@cisco.com> | 2016-12-19 23:05:39 +0100 |
---|---|---|
committer | Damjan Marion <damarion@cisco.com> | 2016-12-28 12:25:14 +0100 |
commit | 7cd468a3d7dee7d6c92f69a0bb7061ae208ec727 (patch) | |
tree | 5de62f8dbd3a752f5a676ca600e43d2652d1ff1a /src/vnet/ipsec-gre/ipsec_gre.h | |
parent | 696f1adec0df3b8f161862566dd9c86174302658 (diff) |
Reorganize source tree to use single autotools instance
Change-Id: I7b51f88292e057c6443b12224486f2d0c9f8ae23
Signed-off-by: Damjan Marion <damarion@cisco.com>
Diffstat (limited to 'src/vnet/ipsec-gre/ipsec_gre.h')
-rw-r--r-- | src/vnet/ipsec-gre/ipsec_gre.h | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/src/vnet/ipsec-gre/ipsec_gre.h b/src/vnet/ipsec-gre/ipsec_gre.h new file mode 100644 index 00000000000..a2ca64b6f74 --- /dev/null +++ b/src/vnet/ipsec-gre/ipsec_gre.h @@ -0,0 +1,114 @@ +/* + * Copyright (c) 2016 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. + */ +/** + * @file + * @brief L2-GRE over IPSec packet processing. +*/ + +#ifndef included_ipsec_gre_h +#define included_ipsec_gre_h + +#include <vnet/vnet.h> +#include <vnet/gre/packet.h> +#include <vnet/gre/gre.h> +#include <vnet/ip/ip.h> +#include <vnet/ip/ip4.h> +#include <vnet/ip/ip4_packet.h> +#include <vnet/pg/pg.h> +#include <vnet/ip/format.h> + +extern vnet_hw_interface_class_t ipsec_gre_hw_interface_class; + +/** + * @brief IPSec-GRE errors. + * +*/ +typedef enum +{ +#define ipsec_gre_error(n,s) IPSEC_GRE_ERROR_##n, +#include <vnet/ipsec-gre/error.def> +#undef ipsec_gre_error + IPSEC_GRE_N_ERROR, +} ipsec_gre_error_t; + +/** + * @brief IPSec-GRE tunnel parameters. + * +*/ +typedef struct +{ + ip4_address_t tunnel_src; /**< tunnel IPv4 src address */ + ip4_address_t tunnel_dst; /**< tunnel IPv4 dst address */ + u32 local_sa; /**< local IPSec SA index */ + u32 remote_sa; /**< remote IPSec SA index */ + u32 local_sa_id; /**< local IPSec SA id */ + u32 remote_sa_id; /**< remote IPSec SA id */ + u32 hw_if_index;; /**< hardware interface index */ + u32 sw_if_index;; /**< software interface index */ +} ipsec_gre_tunnel_t; + +/** + * @brief IPSec-GRE state. + * +*/ +typedef struct +{ + ipsec_gre_tunnel_t *tunnels; /**< pool of tunnel instances */ + + uword *tunnel_by_key; /**< hash mapping src/dst addr pair to tunnel */ + + u32 *free_ipsec_gre_tunnel_hw_if_indices; /**< free vlib hw_if_indices */ + + u32 *tunnel_index_by_sw_if_index; /**< mapping from sw_if_index to tunnel + index */ + + vlib_main_t *vlib_main; /**< convenience */ + vnet_main_t *vnet_main; /**< convenience */ +} ipsec_gre_main_t; + +ipsec_gre_main_t ipsec_gre_main; + +extern vlib_node_registration_t ipsec_gre_input_node; +extern vnet_device_class_t ipsec_gre_device_class; + +/* manually added to the interface output node in ipsec_gre.c */ +#define IPSEC_GRE_OUTPUT_NEXT_ESP_ENCRYPT 1 + +/** + * @brief IPSec-GRE tunnel add/del arguments. + * +*/ +typedef struct +{ + u8 is_add; /**< 1 - add, 0 - delete */ + + ip4_address_t src; /**< tunnel IPv4 src address */ + ip4_address_t dst; /**< tunnel IPv4 dst address */ + u32 lsa; /**< local IPSec SA id */ + u32 rsa; /**< remote IPSec SA id */ +} vnet_ipsec_gre_add_del_tunnel_args_t; + +int vnet_ipsec_gre_add_del_tunnel + (vnet_ipsec_gre_add_del_tunnel_args_t * a, u32 * sw_if_indexp); + +#endif /* included_ipsec_gre_h */ + +/* +* fd.io coding-style-patch-verification: ON +* +* Local Variables: +* eval: (c-set-style "gnu") +* End: +*/ |