vpp - Vector Packet Processing

Age	Commit message (Expand)	Author	Files	Lines
2020-12-18	misc: deprecate old perfmon	Damjan Marion	1	-0/+1463

/* * tunnel.h: shared definitions for tunnels. * * Copyright (c) 2019 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. */ #ifndef __TUNNEL_H__ #define __TUNNEL_H__ #include <vnet/ip/ip_types.h> #include <vnet/fib/fib_node.h> #define foreach_tunnel_mode \ _(P2P, "point-to-point") \ _(MP, "multi-point") \ typedef enum tunnel_mode_t_ { #define _(n, s) TUNNEL_MODE_##n, foreach_tunnel_mode #undef _ } __clib_packed tunnel_mode_t; extern u8 *format_tunnel_mode (u8 * s, va_list * args); extern uword unformat_tunnel_mode (unformat_input_t * input, va_list * args); /** * Keep these idenitical to those in ipip.api */ #define foreach_tunnel_encap_decap_flag \ _ (NONE, "none", 0x0) \ _ (ENCAP_COPY_DF, "encap-copy-df", 0x1) \ _ (ENCAP_SET_DF, "encap-set-df", 0x2) \ _ (ENCAP_COPY_DSCP, "encap-copy-dscp", 0x4) \ _ (ENCAP_COPY_ECN, "encap-copy-ecn", 0x8) \ _ (DECAP_COPY_ECN, "decap-copy-ecn", 0x10) \ _ (ENCAP_INNER_HASH, "encap-inner-hash", 0x20) \ _ (ENCAP_COPY_HOP_LIMIT, "encap-copy-hop-limit", 0x40) \ _ (ENCAP_COPY_FLOW_LABEL, "encap-copy-flow-label", 0x80) typedef enum tunnel_encap_decap_flags_t_ { #define _(a,b,c) TUNNEL_ENCAP_DECAP_FLAG_##a = c, foreach_tunnel_encap_decap_flag #undef _ } __clib_packed tunnel_encap_decap_flags_t; extern const u8 TUNNEL_ENCAP_DECAP_FLAG_MASK; extern u8 *format_tunnel_encap_decap_flags (u8 * s, va_list * args); extern uword unformat_tunnel_encap_decap_flags (unformat_input_t *input, va_list *args); #define foreach_tunnel_flag \ _ (RESOLVED, 0, "resolved") \ _ (TRACK_MTU, 1, "track-mtu") typedef enum tunnel_flags_t_ { TUNNEL_FLAG_NONE = 0, #define _(n, b, s) TUNNEL_FLAG_##n = (1 << b), foreach_tunnel_flag #undef _ } __clib_packed tunnel_flags_t; extern const u8 TUNNEL_FLAG_MASK; extern u8 *format_tunnel_flags (u8 *s, va_list *args); extern uword unformat_tunnel_flags (unformat_input_t *input, va_list *args); /** * A representation of an IP tunnel config */ typedef struct tunnel_t_ { ip_address_t t_src; ip_address_t t_dst; tunnel_encap_decap_flags_t t_encap_decap_flags; tunnel_flags_t t_flags; tunnel_mode_t t_mode; u32 t_table_id; ip_dscp_t t_dscp; u8 t_hop_limit; /** * derived data */ u32 t_fib_index; fib_node_index_t t_fib_entry_index; u32 t_sibling; } tunnel_t; extern u8 *format_tunnel (u8 *s, va_list *args); extern uword unformat_tunnel (unformat_input_t *input, va_list *args); extern void tunnel_copy (const tunnel_t *src, tunnel_t *dst); extern int tunnel_resolve (tunnel_t *t, fib_node_type_t child_type, index_t child_index); extern void tunnel_unresolve (tunnel_t *t); extern ip_address_family_t tunnel_get_af (const tunnel_t *t); extern void tunnel_contribute_forwarding (const tunnel_t *t, dpo_id_t *dpo); extern void tunnel_build_v6_hdr (const tunnel_t *t, ip_protocol_t next_proto, ip6_header_t *ip); extern void tunnel_build_v4_hdr (const tunnel_t *t, ip_protocol_t next_proto, ip4_header_t *ip); #endif /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */