/* *------------------------------------------------------------------ * dslite_defs.h - DSLITE structure definiitions * * Copyright (c) 2011-2012 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 __DSLITE_DEFS_H__ #define __DSLITE_DEFS_H__ #ifdef TOBE_PORTED #include "spp_platform_common.h" #include "cgse_defs.h" #endif #include "cnat_cli.h" #include "cnat_config.h" #include "cnat_ports.h" #include "cnat_bulk_port_defs.h" extern u32 ds_lite_config_debug_level; #define SWAP_IPV6_ADDR(ipv6_hdr, dslite_entry_ptr) \ ipv6_hdr->dst_addr[0] = ipv6_hdr->src_addr[0]; \ ipv6_hdr->dst_addr[1] = ipv6_hdr->src_addr[1]; \ ipv6_hdr->dst_addr[2] = ipv6_hdr->src_addr[2]; \ ipv6_hdr->dst_addr[3] = ipv6_hdr->src_addr[3]; \ ipv6_hdr->src_addr[0] = spp_host_to_net_byte_order_32(dslite_entry_ptr->AFTR_v6_address[0]); \ ipv6_hdr->src_addr[1] = spp_host_to_net_byte_order_32(dslite_entry_ptr->AFTR_v6_address[1]); \ ipv6_hdr->src_addr[2] = spp_host_to_net_byte_order_32(dslite_entry_ptr->AFTR_v6_address[2]); \ ipv6_hdr->src_addr[3] = spp_host_to_net_byte_order_32(dslite_entry_ptr->AFTR_v6_address[3]); #define DSLITE_SET_TX_PKT_TYPE(type) { \ ctx->ru.tx.packet_type = type; \ } #define DSLITE_INC_STATS_V4(PTR, COUNTER, IPV4_SRC_ADDR) { \ PTR->COUNTER++; \ } #define DSLITE_INC_STATS_V6(PTR, COUNTER, IPV6_DEST_ADDR) { \ PTR->COUNTER++; \ } #define DSLITE_INVALID_UIDX 0xffff /*invalid svi app uidb index */ #define DSLITE_INVALID_VRFID 0xffffffff /*invalid vrf id */ #define DSLITE_VRF_MASK 0x3fff #define DSLITE_MAX_VRFMAP_ENTRIES (DSLITE_VRF_MASK + 1) #define DSLITE_VRFMAP_ENTRY_INVALID 0xffff #define DSLITE_V6_PREFIX_MASK_MIN 16 #define DSLITE_V6_PREFIX_MASK_MAX 96 #define DSLITE_V6_PREFIX_MASK_MULTIPLE 8 #define DSLITE_TUNNEL_MTU_MIN 1280 #define DSLITE_TUNNEL_MTU_MAX 9216 #define DSLITE_TUNNEL_TTL_MIN 0 #define DSLITE_TUNNEL_TTL_MAX 255 #define DSLITE_TUNNEL_TOS_MIN 0 #define DSLITE_TUNNEL_TOS_MAX 255 #define DSLITE_V4_MASK_MAX 32 //#define XLAT_MAX_FRAG_ID_COUNTERS (256) #define DSLITE_AFTR_IPV4_ADDR 0xC0000001 #define DSLITE_MAX_TAP_RG_ENTRIES 2 #define DSLITE_MAX_DSLITE_ENTRIES (256) #define DSLITE_MAX_DSLITE_ID (DSLITE_MAX_DSLITE_ENTRIES-1) /* Define the below value as 64 if first 64 entries are for NAT44 */ #define DSLITE_INDEX_OFFSET 1 #define DSLITE_INVALID_DSLITE_ID (0) #define DSLITE_TABLE_ENTRY_DELETED 0 #define DSLITE_TABLE_ENTRY_ACTIVE 1 #define DSLITE_TABLE_ENTRY_DORMANT 2 #define DSLITE_TABLE_ENTRY_INVALID_UIDB 3 typedef struct { u16 tcp_initial_setup_timeout; u16 tcp_active_timeout; u16 udp_init_session_timeout; u16 udp_act_session_timeout; u16 icmp_session_timeout; u16 temp; } dslite_timeout_info_t; typedef struct { u16 state; /* To use nat44 enums ?? TBD */ u16 dslite_id; /* DSLITE_ID value for this table entry - for easy access */ u16 i_vrf; /* V6 uidb index */ u16 o_vrf; /* V4 uidb index */ u16 cnat_main_db_max_ports_per_user; /* port limit */ u16 tcp_mss; /*tcp max segment size for this inside vrf */ u32 delete_time; cnat_portmap_v2_t *portmap_list; u32 nfv9_logging_index; u32 syslog_logging_index; u32 AFTR_v6_address[4]; #define DSLITE_IPV4_TOS_OVERRIDE_FLAG 0x00000001 #define DSLITE_IPV6_TOS_OVERRIDE_FLAG 0x00000002 #define DSLITE_IPV4_TTL_OVERRIDE_FLAG 0x00000004 #define DSLITE_IPV6_TTL_OVERRIDE_FLAG 0x00000008 #define DSLITE_IPV6_FRAG_REASSEMB_ENG 0x00000010 #define DSLITE_FTP_ALG_ENABLE 0x00000020 #define DSLITE_RTSP_ALG_ENABLE 0x00000040 #define DSLITE_NETFLOW_ENABLE 0x00000080 #define DSLITE_SYSLOG_ENABLE 0x00000100 u16 feature_flags; u16 tunnel_mtu; u8 ipv4_ttl_value; u8 ipv6_ttl_value; u8 ipv4_tos_value; u8 ipv6_tos_value; u32 v4_if_num; /* V4 SVI ifnum */ u32 v6_if_num; /* V6 SVI ifnum */ u32 i_vrf_id; //inside vrf id u32 o_vrf_id; //outside vrf id dslite_timeout_info_t timeout_info; u16 cnat_static_port_range; u16 dyn_start_port; u32 AFTR_v4_addr; bulk_alloc_size_t bulk_size; /* should be equivalent to u16 - 2 bytes */ u32 pcp_server_addr; u16 pcp_server_port; u8 mapping_refresh_both_direction; u8 pad; u16 rtsp_port; #define DSLITE_BIDIR_REFRESH 1 u8 dslite_enable; /* DS-Lite enable check flag */ u8 syslog_logging_policy; /* DS-Lite Session Logging check flag */ u8 nf_logging_policy; u8 temp1; u16 temp2; u32 temp3; u32 rseed_ip; } dslite_table_entry_t; typedef struct { u64 v4_to_v6_invalid_uidb_drop_count; u64 v6_to_v4_invalid_uidb_drop_count; u64 v4_to_v6_frag_invalid_uidb_drop_count; } dslite_global_counters_t; typedef struct { u32 tap_enable; u32 ipv4_addr; u32 ipv6_addr[4]; } dslite_tap_rg_t; extern dslite_table_entry_t *dslite_table_db_ptr; #define DSLITE_ADD_UIDB_INDEX_DSLITE_ID_MAPPING(uidb_index, dslite_id) \ *(cgse_uidb_index_cgse_id_mapping_ptr + uidb_index) = dslite_id; extern u8 my_instance_number; extern void dslite_clear_counters(u16 dslite_id); extern void dslite_clear_per_RG_counters(); extern dslite_global_counters_t dslite_global_counters; extern u32 dslite_config_debug_level; extern u32 dslite_data_path_debug_level; extern u32 dslite_defrag_debug_level; extern u32 dslite_debug_level; typedef struct { u64 v6_to_v4_tcp_input_count; u64 v6_to_v4_tcp_nat_error; u64 v6_to_v4_tcp_output_count; } dslite_v6_to_v4_tcp_counter_t; typedef struct { u64 v4_to_v6_tcp_input_count; u64 v4_to_v6_tcp_no_entry; u64 v4_to_v6_tcp_output_count; } dslite_v4_to_v6_tcp_counter_t; typedef struct { u64 v6_to_v4_udp_input_count; u64 v6_to_v4_udp_nat_error; u64 v6_to_v4_udp_output_count; } dslite_v6_to_v4_udp_counter_t; typedef struct { u64 v4_to_v6_udp_input_count; u64 v4_to_v6_udp_no_entry; u64 v4_to_v6_udp_output_count; } dslite_v4_to_v6_udp_counter_t; typedef struct { u64 v6_to_v4_icmp_qry_input_count; u64 v6_to_v4_icmp_qry_nat_error; u64 v6_to_v4_icmp_qry_output_count; } dslite_v6_to_v4_icmp_qry_counter_t; typedef struct { u64 v4_to_v6_icmp_qry_input_count; u64 v4_to_v6_icmp_qry_no_nat_entry; u64 v4_to_v6_icmp_qry_output_count; } dslite_v4_to_v6_icmp_qry_counter_t; typedef struct { u64 v6_to_v4_icmp_error_input_count; u64 v6_to_v4_icmp_error_nat_error; u64 v6_to_v4_icmp_error_output_count; } dslite_v6_to_v4_icmp_error_counter_t; typedef struct { u64 v4_to_v6_icmp_error_input_count; u64 v4_to_v6_icmp_error_no_nat_entry; u64 v4_to_v6_icmp_error_output_count; } dslite_v4_to_v6_icmp_error_counter_t; typedef struct { u64 v6_icmp_error_input_count; u64 v6_AFTR_echo_reply_count; u64 v6_to_v4_icmp_error_unsupported_type_drop_count; u64 v6_to_v4_icmp_error_no_db_entry_count; u64 v6_to_v4_icmp_err_throttled_count; u64 v6_to_v4_icmp_error_xlated_count; } dslite_v6_icmp_error_counter_t; typedef struct { u64 v4_to_v6_ttl_gen_count; u64 v4_to_v6_icmp_throttle_count; u64 v4_to_v6_ptb_gen_count; u64 v4_to_v6_aftr_v4_echo_reply_count; u64 v6_to_v4_ttl_gen_count; u64 v6_to_v4_icmp_throttle_count; u64 v6_to_v4_admin_prohib_icmp_count; u64 v6_to_v4_aftr_v4_echo_reply_count; u64 v6_icmp_gen_count; } dslite_icmp_gen_counter_t; typedef struct { u64 dslite_input_tunnel_pkt; u64 dslite_encap_count; u64 dslite_decap_count; u64 dslite_sec_check_failed; u64 dslite_unsupp_packet; } dslite_common_counter_t; typedef struct { dslite_v6_to_v4_tcp_counter_t v64_tcp_counters; dslite_v4_to_v6_tcp_counter_t v46_tcp_counters; dslite_v6_to_v4_udp_counter_t v64_udp_counters; dslite_v4_to_v6_udp_counter_t v46_udp_counters; dslite_v6_to_v4_icmp_qry_counter_t v64_icmp_counters; dslite_v4_to_v6_icmp_qry_counter_t v46_icmp_counters; dslite_v6_to_v4_icmp_error_counter_t v64_icmp_error_counters; dslite_v4_to_v6_icmp_error_counter_t v46_icmp_error_counters; dslite_v6_icmp_error_counter_t dslite_v6_icmp_err_counters; dslite_icmp_gen_counter_t dslite_icmp_gen_counters; dslite_common_counter_t dslite_common_counters; } dslite_counters_t; typedef struct { u32 active_translations; u32 translation_create_rate; u32 translation_delete_rate; u32 in2out_forwarding_rate; u32 out2in_forwarding_rate; u32 in2out_drops_port_limit_exceeded; u32 in2out_drops_system_limit_reached; u32 in2out_drops_resource_depletion; u32 no_translation_entry_drops; u32 pool_address_totally_free; u32 num_subscribers; u32 dummy; u64 drops_sessiondb_limit_exceeded; } dslite_common_stats_t; typedef struct { u16 msg_id; u8 rc; u8 pad[5]; dslite_counters_t counters; } dslite_show_statistics_summary_resp; #define CMD_GENERATE_PTB 0x1 #define CMD_GENERATE_TTL 0x2 /* * This structure is to provide abstraction for data exchanged from one * VPP node to its disposition or further in the dslite node graph. */ typedef struct { u32 icmp_gen_type; // ctx->feature_data[0] u32 reserved1; // ctx->feature_data[1] u32 reserved2; // ctx->feature_data[2] u32 reserved3; // ctx->feature_data[3] } dslite_feature_data_t; extern dslite_counters_t dslite_all_counters[DSLITE_MAX_DSLITE_ENTRIES]; //extern dslite_inst_gen_counter_t dslite_inst_gen_counters[DSLITE_MAX_DSLITE_ENTRIES]; extern void dslite_show_config(void); #define STAT_PORT_RANGE_FROM_INST_PTR(inst) ((inst)->cnat_static_port_range) #endif /* __DSLITE_DEFS_H__ */