/* * Copyright (c) 2016,2020 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 __vnet_adl_h__ #define __vnet_adl_h__ #include <vlib/vlib.h> #include <vnet/vnet.h> #include <vppinfra/error.h> #include <vppinfra/hash.h> #include <vnet/vnet.h> #include <vnet/ip/ip.h> #include <vnet/l2/l2_input.h> #include <vnet/ethernet/ethernet.h> #include <vnet/ip/ip4_packet.h> #include <vnet/ip/ip6_packet.h> typedef enum { VNET_ADL_IP4, VNET_ADL_IP6, VNET_ADL_DEFAULT, VNET_N_ADLS, } vnet_adl_t; typedef enum { /* First check src address against allowlist */ IP4_RX_ADL_ALLOWLIST, IP6_RX_ADL_ALLOWLIST, DEFAULT_RX_ADL_ALLOWLIST, /* Pkts not otherwise dropped go to xxx-input */ IP4_RX_ADL_INPUT, IP6_RX_ADL_INPUT, DEFAULT_RX_ADL_INPUT, /* Going, going, gone... */ RX_ADL_DROP, ADL_RX_N_FEATURES, } adl_feature_type_t; typedef struct { vnet_config_main_t config_main; u32 * config_index_by_sw_if_index; } adl_config_main_t; typedef struct { u32 fib_index; } adl_config_data_t; typedef struct { adl_config_main_t adl_config_mains[VNET_N_ADLS]; u16 msg_id_base; /* convenience */ vlib_main_t * vlib_main; vnet_main_t * vnet_main; } adl_main_t; extern adl_main_t adl_main; extern vlib_node_registration_t adl_input_node; int adl_interface_enable_disable (u32 sw_if_index, int enable_disable); typedef struct { u32 sw_if_index; u8 ip4; u8 ip6; u8 default_adl; u32 fib_id; } adl_allowlist_enable_disable_args_t; int adl_allowlist_enable_disable (adl_allowlist_enable_disable_args_t *a); /* Plugin private opaque union type */ typedef struct { /* MUST be in sync with .../src/vnet/buffer.h */ u32 sw_if_index[VLIB_N_RX_TX]; i16 l2_hdr_offset; i16 l3_hdr_offset; i16 l4_hdr_offset; u8 feature_arc_index; u8 dont_waste_me; /* end of must be in sync with .../src/vnet/buffer.h */ union { /* COP - configurable junk filter(s) */ struct { /* Current configuration index. */ u32 current_config_index; } adl; }; } adl_buffer_opaque_t; #define adl_buffer(b) ((adl_buffer_opaque_t *) (b)->opaque) #endif /* __vnet_adl_h__ */