Florin Coras
9f1a5432b3
Change-Id: I42addcd413094a8b6e9b2858ba2a292bd295ec82 Signed-off-by: Florin Coras <fcoras@cisco.com>
142 lines
4.8 KiB
C
142 lines
4.8 KiB
C
/*
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* Copyright (c) 2017-2019 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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*/
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#ifndef SRC_VNET_SESSION_SESSION_LOOKUP_H_
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#define SRC_VNET_SESSION_SESSION_LOOKUP_H_
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#include <vnet/session/session_table.h>
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#include <vnet/session/session_types.h>
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#include <vnet/session/application_namespace.h>
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#define HALF_OPEN_LOOKUP_INVALID_VALUE ((u64)~0)
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typedef enum session_lookup_result_
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{
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SESSION_LOOKUP_RESULT_NONE,
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SESSION_LOOKUP_RESULT_WRONG_THREAD,
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SESSION_LOOKUP_RESULT_FILTERED
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} session_lookup_result_t;
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session_t *session_lookup_safe4 (u32 fib_index, ip4_address_t * lcl,
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ip4_address_t * rmt, u16 lcl_port,
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u16 rmt_port, u8 proto);
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session_t *session_lookup_safe6 (u32 fib_index, ip6_address_t * lcl,
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ip6_address_t * rmt, u16 lcl_port,
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u16 rmt_port, u8 proto);
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transport_connection_t *session_lookup_connection_wt4 (u32 fib_index,
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ip4_address_t * lcl,
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ip4_address_t * rmt,
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u16 lcl_port,
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u16 rmt_port, u8 proto,
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u32 thread_index,
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u8 * is_filtered);
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transport_connection_t *session_lookup_connection4 (u32 fib_index,
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ip4_address_t * lcl,
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ip4_address_t * rmt,
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u16 lcl_port,
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u16 rmt_port, u8 proto);
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transport_connection_t *session_lookup_connection_wt6 (u32 fib_index,
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ip6_address_t * lcl,
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ip6_address_t * rmt,
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u16 lcl_port,
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u16 rmt_port, u8 proto,
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u32 thread_index,
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u8 * is_filtered);
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transport_connection_t *session_lookup_connection6 (u32 fib_index,
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ip6_address_t * lcl,
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ip6_address_t * rmt,
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u16 lcl_port,
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u16 rmt_port, u8 proto);
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session_t *session_lookup_listener4 (u32 fib_index,
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ip4_address_t * lcl, u16 lcl_port,
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u8 proto);
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session_t *session_lookup_listener6 (u32 fib_index,
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ip6_address_t * lcl, u16 lcl_port,
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u8 proto);
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session_t *session_lookup_listener (u32 table_index,
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session_endpoint_t * sep);
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session_t *session_lookup_listener_wildcard (u32 table_index,
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session_endpoint_t * sep);
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int session_lookup_add_connection (transport_connection_t * tc, u64 value);
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int session_lookup_del_connection (transport_connection_t * tc);
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u64 session_lookup_endpoint_listener (u32 table_index,
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session_endpoint_t * sepi,
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u8 use_rules);
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u64 session_lookup_local_endpoint (u32 table_index, session_endpoint_t * sep);
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session_t *session_lookup_global_session_endpoint (session_endpoint_t *);
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int session_lookup_add_session_endpoint (u32 table_index,
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session_endpoint_t * sep, u64 value);
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int session_lookup_del_session_endpoint (u32 table_index,
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session_endpoint_t * sep);
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int session_lookup_del_session (session_t * s);
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int session_lookup_del_half_open (transport_connection_t * tc);
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int session_lookup_add_half_open (transport_connection_t * tc, u64 value);
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u64 session_lookup_half_open_handle (transport_connection_t * tc);
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transport_connection_t *session_lookup_half_open_connection (u64 handle,
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u8 proto,
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u8 is_ip4);
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u32 session_lookup_get_index_for_fib (u32 fib_proto, u32 fib_index);
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void session_lookup_show_table_entries (vlib_main_t * vm,
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session_table_t * table, u8 type,
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u8 is_local);
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void session_lookup_dump_rules_table (u32 fib_index, u8 fib_proto,
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u8 transport_proto);
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void session_lookup_dump_local_rules_table (u32 fib_index, u8 fib_proto,
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u8 transport_proto);
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typedef enum _session_rule_scope
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{
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SESSION_RULE_SCOPE_GLOBAL = 1,
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SESSION_RULE_SCOPE_LOCAL = 2,
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} session_rule_scope_e;
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typedef struct _session_rule_add_del_args
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{
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/**
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* Actual arguments to adding the rule to a session rules table
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*/
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session_rule_table_add_del_args_t table_args;
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/**
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* Application namespace where rule should be applied. If 0,
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* default namespace is used.
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*/
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u32 appns_index;
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/**
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* Rule scope flag.
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*/
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u8 scope;
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/**
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* Transport protocol for the rule
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*/
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u8 transport_proto;
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} session_rule_add_del_args_t;
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int vnet_session_rule_add_del (session_rule_add_del_args_t * args);
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void session_lookup_set_tables_appns (app_namespace_t * app_ns);
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void session_lookup_init (void);
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#endif /* SRC_VNET_SESSION_SESSION_LOOKUP_H_ */
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/*
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* fd.io coding-style-patch-verification: ON
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*
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* Local Variables:
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* eval: (c-set-style "gnu")
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* End:
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*/
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