8d0f2f0031
Change-Id: I105375c653b1a1dce8f0f71005b281ff137c6f42 Signed-off-by: Dave Barach <dave@barachs.net>
142 lines
4.0 KiB
EmacsLisp
142 lines
4.0 KiB
EmacsLisp
;;; Copyright (c) 2016 Cisco and/or its affiliates.
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;;; Licensed under the Apache License, Version 2.0 (the "License");
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;;; you may not use this file except in compliance with the License.
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;;; You may obtain a copy of the License at:
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;;;
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;;; http://www.apache.org/licenses/LICENSE-2.0
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;;;
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;;; Unless required by applicable law or agreed to in writing, software
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;;; distributed under the License is distributed on an "AS IS" BASIS,
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;;; WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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;;; See the License for the specific language governing permissions and
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;;; limitations under the License.
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;;; tunnel-h-skel.el - tunnel encap header file skeleton
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(require 'skeleton)
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(define-skeleton skel-tunnel-h
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"Insert a tunnel encap header file"
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nil
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'(setq encap_stack (skeleton-read "encap_stack (e.g ip4_udp_lisp): "))
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'(setq ENCAP_STACK (upcase encap_stack))
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'(setq encap-stack (replace-regexp-in-string "_" "-" encap_stack))
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"
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#ifndef included_vnet_" encap_stack "_h
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#define included_vnet_" encap_stack "_h
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#include <vppinfra/error.h>
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#include <vppinfra/hash.h>
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#include <vnet/vnet.h>
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#include <vnet/ip/ip.h>
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#include <vnet/l2/l2_input.h>
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#include <vnet/ethernet/ethernet.h>
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#include <vnet/" encap-stack "/" encap_stack "_packet.h>
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#include <vnet/ip/ip4_packet.h>
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#include <vnet/ip/udp.h>
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/* Encap stack built in encap.c */
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typedef CLIB_PACKED (struct {
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ip4_header_t ip4; /* 20 bytes */
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udp_header_t udp; /* 8 bytes */
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" encap_stack "_header_t lisp; /* 8 bytes */
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}) " encap_stack "_header_t;
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typedef CLIB_PACKED(struct {
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/*
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* Key fields:
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* all fields in NET byte order
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*/
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union {
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struct {
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u32 FIXME_NET_BYTE_ORDER;
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};
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u64 as_u64[1];
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};
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}) " encap_stack "_tunnel_key_t;
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typedef struct {
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/* Rewrite string. $$$$ maybe: embed vnet_rewrite header */
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u8 * rewrite;
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/* decap next index */
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u32 decap_next_index;
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/* tunnel src and dst addresses */
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ip4_address_t src;
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ip4_address_t dst;
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/* FIB indices */
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u32 encap_fib_index; /* tunnel partner lookup here */
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u32 decap_fib_index; /* inner IP lookup here */
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/* vnet intfc hw/sw_if_index */
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u32 hw_if_index;
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/* encap header fields in HOST byte order */
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u32 FIXME;
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} " encap_stack "_tunnel_t;
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#define foreach_" encap_stack "_input_next \\
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_(DROP, \"error-drop\") \\
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_(IP4_INPUT, \"ip4-input\") \\
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_(IP6_INPUT, \"ip6-input\") \\
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_(ETHERNET_INPUT, \"ethernet-input\") \\
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_(" ENCAP_STACK "_ENCAP, \"" encap-stack "-encap\")
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typedef enum {
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#define _(s,n) " ENCAP_STACK "_INPUT_NEXT_##s,
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foreach_" encap_stack "_input_next
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#undef _
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" ENCAP_STACK "_INPUT_N_NEXT,
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} " encap_stack "_input_next_t;
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typedef enum {
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#define " encap_stack "_error(n,s) " ENCAP_STACK "_ERROR_##n,
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#include <vnet/" encap-stack "/" encap_stack "_error.def>
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#undef " encap_stack "_error
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" ENCAP_STACK "_N_ERROR,
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} " encap_stack "_input_error_t;
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typedef struct {
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/* vector of encap tunnel instances */
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" encap_stack "_tunnel_t *tunnels;
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/* lookup tunnel by key */
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uword * " encap_stack "_tunnel_by_key;
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/* Free vlib hw_if_indices */
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u32 * free_" encap_stack "_tunnel_hw_if_indices;
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/* convenience */
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vlib_main_t * vlib_main;
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vnet_main_t * vnet_main;
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} " encap_stack "_main_t;
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" encap_stack "_main_t " encap_stack "_main;
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vlib_node_registration_t " encap_stack "_input_node;
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vlib_node_registration_t " encap_stack "_encap_node;
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u8 * format_" encap_stack "_encap_trace (u8 * s, va_list * args);
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u8 * format_" encap_stack "_header_with_length (u8 * s, va_list * args);
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typedef struct {
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u8 is_add;
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ip4_address_t src, dst;
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u32 encap_fib_index;
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u32 decap_fib_index;
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u32 decap_next_index;
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/* encap fields in HOST byte order */
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u8 FIXME_HOST_BYTE_ORDER;
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} vnet_" encap_stack "_add_del_tunnel_args_t;
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int vnet_" encap_stack "_add_del_tunnel
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(vnet_" encap_stack "_add_del_tunnel_args_t *a, u32 * hw_if_indexp);
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u8 * format_" encap_stack "_header_with_length (u8 * s, va_list * args);
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#endif /* included_vnet_" encap_stack "_h */
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")
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