diff options
Diffstat (limited to 'plugins/vcgn-plugin/vcgn/dslite_defs.h')
| -rw-r--r-- | plugins/vcgn-plugin/vcgn/dslite_defs.h | 336 |
1 files changed, 336 insertions, 0 deletions
diff --git a/plugins/vcgn-plugin/vcgn/dslite_defs.h b/plugins/vcgn-plugin/vcgn/dslite_defs.h new file mode 100644 index 00000000000..4860adcb77d --- /dev/null +++ b/plugins/vcgn-plugin/vcgn/dslite_defs.h @@ -0,0 +1,336 @@ +/* + *------------------------------------------------------------------ + * 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__ */ + |