From 1c5ee872b14c5e9412b8c0e4f169b85d11238d14 Mon Sep 17 00:00:00 2001 From: Damjan Marion Date: Tue, 10 Jan 2017 17:07:38 +0100 Subject: Remove vcgn plugin Change-Id: I79f18ec386dedd91a8dcea2ca5726208b7b3c67c Signed-off-by: Damjan Marion --- plugins/vcgn-plugin/vcgn/cnat_util.c | 2256 ---------------------------------- 1 file changed, 2256 deletions(-) delete mode 100644 plugins/vcgn-plugin/vcgn/cnat_util.c (limited to 'plugins/vcgn-plugin/vcgn/cnat_util.c') diff --git a/plugins/vcgn-plugin/vcgn/cnat_util.c b/plugins/vcgn-plugin/vcgn/cnat_util.c deleted file mode 100644 index c3697b6b..00000000 --- a/plugins/vcgn-plugin/vcgn/cnat_util.c +++ /dev/null @@ -1,2256 +0,0 @@ -/* - *------------------------------------------------------------------ - * cnat_util.c - cnat helpers - * - * Copyright (c) 2009-2014 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. - *------------------------------------------------------------------ - */ - -#include -#include -#include -#include -#include -#include -#include -#include - -#include "tcp_header_definitions.h" - -#if 0 -void spp_api_cnat_v4_config_dummy_t_handler -(spp_api_cnat_v4_config_dummy_t *mp); - -void spp_api_cnat_v4_config_dummy_max_t_handler -(spp_api_cnat_v4_config_dummy_max_t *mp); - -void spp_api_cnat_v4_config_icmp_timeout_t_handler -(spp_api_cnat_v4_config_icmp_timeout_t *mp); - -void spp_api_cnat_clear_db_request_t_handler -(spp_api_cnat_clear_db_request_t *mp); - -void spp_api_cnat_v4_debug_global_t_handler -(spp_api_cnat_v4_debug_global_t *mp); - -void spp_api_cnat_v4_show_outside_entry_req_t_handler -(spp_api_cnat_v4_show_outside_entry_req_t *mp); - -void spp_api_cnat_v4_show_inside_entry_req_t_handler -(spp_api_cnat_v4_show_inside_entry_req_t *mp); - -void spp_api_cnat_show_statistics_summary_req_t_handler -(spp_api_cnat_show_statistics_summary_req_t *mp); - -void cnat_db_create_db_entries_cmd (int argc, unsigned long *argv) -{ - int i, j ; - int nusers = 3000; - - cnat_db_key_bucket_t key_info; - cnat_main_db_entry_t *db; - cnat_gen_icmp_info info; - cnat_key_t dest_info_dummy; - - memset(&dest_info_dummy, 0, sizeof(cnat_key_t)); - printf ("Create %d users, 100 translations each...\n", nusers); - - for (i = 0; i < nusers; i++) { - for (j = 0; j < 100; j++) { - - key_info.k.k.vrf = CNAT_TCP | (1 & CNAT_VRF_MASK); - key_info.k.k.ipv4 = 0x0c000001+i; - key_info.k.k.port = 1024+j; - - db = cnat_get_main_db_entry_v2(&key_info, PORT_SINGLE, - PORT_TYPE_DYNAMIC, &info, &dest_info_dummy); - - if (db == 0) { - printf ("OOPS: cnat_main_db_create failed users %d trans %d\n", i, j); - return; /*jli*/ - } - - db->entry_expires = cnat_current_time; - - } - } -} - -void db_test_clear (int argc, unsigned long *argv) -{ - spp_api_cnat_clear_db_request_t mp; - - mp.wildcard = argv[0]; - mp.protocol = argv[1]; - mp.port_num = argv[2]; - mp.inside_vrf = argv[3]; - mp.ip_addr = argv[4]; - spp_api_cnat_clear_db_request_t_handler(&mp); -} - -/* test code*/ -void cnat_db_test_show (int argc, unsigned long *argv) -{ - - spp_api_cnat_v4_show_inside_entry_req_t mp1[2000]; - spp_api_cnat_v4_show_outside_entry_req_t mp2[30000]; - - if (argc > 1) { - if (argc != 7) { - printf("Usage: db test show dec((which)) dec((vrf)) dec((proto)) dec((ip)) dec((start_port)) dec((end_port)) dec((flags))\n"); - return; - } - - mp1[0].vrf_id = argv[1]; - mp1[0].protocol = argv[2];; - mp1[0].ipv4_addr = argv[3]; - mp1[0].start_port = argv[4]; - mp1[0].end_port = argv[5]; - mp1[0].flags = argv[6]; - mp1[0].all_entries = 0; - - if (argv[0] == 1) { - spp_api_cnat_v4_show_inside_entry_req_t_handler (&(mp1[0])); - } else { - spp_api_cnat_v4_show_outside_entry_req_t_handler (&(mp2[0])); - } - - return; - } else { - printf("inside entries \n"); - mp1[0].ipv4_addr = 0x016994CA; - mp1[0].vrf_id = 1; - mp1[0].all_entries = 0; - mp1[0].start_port = 32765; - mp1[0].end_port = 65535; - mp1[0].protocol = 2; - mp1[0].flags = 3; - - spp_api_cnat_v4_show_inside_entry_req_t_handler (&(mp1[0])); - - mp2[0].ipv4_addr = 0x640200c1; - mp2[0].vrf_id = 0; - mp2[0].start_port = 1025; - mp2[0].end_port = 62235; - mp2[0].protocol = 2; - mp2[0].flags = 3; - - spp_api_cnat_v4_show_outside_entry_req_t_handler (&(mp2[0])); - } - -#if 1 - { - spp_api_cnat_stats_node_mapping_t mp3[20000]; - spp_api_cnat_stats_counter_mapping_t mp4[20000]; - spp_api_cnat_stats_counter_values_t mp5[23000]; - - mp3[0].rc = 0; - spp_api_cnat_stats_node_mapping_t_handler (&mp3); - mp4[0].rc = 0; - spp_api_cnat_stats_counter_mapping_t_handler (&mp4); - - mp5[0].flag = 1; - spp_api_cnat_stats_counter_values_t_handler(&mp5); - } -#endif - -#if 0 - mp1.ipv4_addr = 0x0A010102; - mp1.vrf_id = 1; - mp1.all_entries = 1; - mp1.protocol = 1; - - spp_api_cnat_v4_show_inside_entry_req_t_handler (&mp1); - - - mp1.ipv4_addr = 0x0A010103; - mp1.vrf_id = 1; - mp1.all_entries = 1; - mp1.protocol = 2; - - spp_api_cnat_v4_show_inside_entry_req_t_handler (&mp1); - - mp6[0].inside_vrf_id = 1; - mp6[0].start_ipv4_address = 0x64020001; - mp6[0].end_ipv4_address = 0x64020101; - mp6[0].free_addr = 0; - mp6[0].flags = CNAT_TRANSLATION_ENTRY_STATIC; - - spp_api_cnat_v4_show_freeUsed_entry_req_t_handler(&mp6); - -#endif - printf("returned here"); - - return; -} - - - -void cnat_db_clear_all_entries (int argc, unsigned long *argv) -{ - cnat_main_db_entry_t * db; - u32 index; - - pool_header_t * p = vec_header(cnat_main_db, sizeof(pool_header_t) ); - - for(index = 0; index < vec_len(cnat_main_db); index++) { - - if ( !clib_bitmap_get(p->free_bitmap, index)) { - - db = cnat_main_db + index; - cnat_delete_main_db_entry_v2(db); - - } - } - -} - - -void spp_log_cmd (int argc, unsigned long *argv) -{ - u16 num_traces; - u16 error_code; - u16 num_args; - u32 arg[7]; - u8 i; - - num_traces = argv[0]; - - for (i = 0; i < num_traces; i++) { - error_code = argv[1 + 4*i]; - num_args = argv[2 + 4*i]; - arg[0] = argv[3 + 4*i]; - arg[1] = argv[4 + 4*i]; - - spp_printf(error_code, num_args, arg); - } -} - - -void cnat_db_create_random_entries (int argc, unsigned long *argv) -{ - - platform_cnat_db_create_random_entries(); -} - -#define MAX_DEPTH 10 - -void show_user_db_hash_chain_len() { - - u32 max_len, len, n, i, max_idx, index, used; - cnat_user_db_entry_t * udb; - u32 hash_depth[MAX_DEPTH]; - - memset(hash_depth, 0, sizeof(u32)*MAX_DEPTH); - - n = vec_len(cnat_user_hash); - - used = 0; - max_len = 0; - for(i=0;iuser_hash.next; - } - - if(len < (MAX_DEPTH-1) ) { - hash_depth[len]++; - } else { - hash_depth[MAX_DEPTH-1]++; - } - - if (max_len < len) { - max_len = len; - max_idx = cnat_user_hash[i].next; - } - } - - printf("Max user db hash length %u, total buckets %u used %u\n", - max_len, n, used); - - for( i=1; i<(MAX_DEPTH - 1); i++) { - printf("Hash chain len %02d, entries count %d\n", i, hash_depth[i]); - } - - printf("Hash chain len >%02d, entries count %d\n", - MAX_DEPTH-1, hash_depth[MAX_DEPTH-1]); - -} - -void show_main_db_hash_chain_len() { - - u32 max_len, len, n, i, max_idx, index, used; - cnat_main_db_entry_t * db; - u32 hash_depth[MAX_DEPTH]; - - memset(hash_depth, 0, sizeof(u32)*MAX_DEPTH); - - n = vec_len(cnat_in2out_hash); - - used = 0; - max_len = 0; - for(i=0;iin2out_hash.next; - } - - if(len < (MAX_DEPTH-1) ) { - hash_depth[len]++; - } else { - hash_depth[MAX_DEPTH-1]++; - } - - if (max_len < len) { - max_len = len; - max_idx = cnat_in2out_hash[i].next; - } - } - - printf("Max main db I2O hash length %u, total buckets %u used %u\n", - max_len, n, used); - - for( i=1; i<(MAX_DEPTH - 1); i++) { - printf("Hash chain len %02d, entries count %d\n", i, hash_depth[i]); - } - - printf("Hash chain len >%02d, entries count %d\n", - MAX_DEPTH-1, hash_depth[MAX_DEPTH-1]); - - - memset(hash_depth, 0, sizeof(u32)*MAX_DEPTH); - - n = vec_len(cnat_out2in_hash); - used = 0; - max_len = 0; - - for(i=0;iout2in_hash.next; - } - - if(len < (MAX_DEPTH-1) ) { - hash_depth[len]++; - } else { - hash_depth[MAX_DEPTH-1]++; - } - - if (max_len < len) { - max_len = len; - max_idx = cnat_in2out_hash[i].next; - } - } - - printf("Max main db O2I hash length %u, total buckets %u used %u\n", - max_len, n, used); - - for( i=1; i<(MAX_DEPTH - 1); i++) { - printf("Hash chain len %02d, entries count %d\n", i, hash_depth[i]); - } - - printf("Hash chain len >%02d, entries count %d\n", - MAX_DEPTH-1, hash_depth[MAX_DEPTH-1]); - - -} - -u32 db_free_entry (void * p) { - - pool_header_t * h; - u32 free; - - h = pool_header(p); - - free = p == 0 ? 0: vec_len(h->free_indices); - - return free; -} - -void cnat_db_summary (int argc, unsigned long *argv) { - - PLATFORM_DEBUG_PRINT("\n-----------------------------------------"); - PLATFORM_DEBUG_PRINT("\nSummary DB"); - PLATFORM_DEBUG_PRINT("\n-----------------------------------------\n"); - u32 count1, count2, i; -#ifndef NO_NAT64_DEF - extern void nat64_session_db_summary(); -#endif - /* main db active entry count*/ - count1 = vec_len(cnat_main_db); - count2 = db_free_entry(cnat_main_db); - - PLATFORM_DEBUG_PRINT("main db entries: total %u, active %u, free %u\n", count1, count1 - count2, count2); - - /* user db active entry count */ - count1 = vec_len(cnat_user_db); - count2 = db_free_entry(cnat_user_db); - - PLATFORM_DEBUG_PRINT("user db entries: total %u, active %u, free %u\n", count1, count1 - count2, count2); - - - /* user db active entry count */ -#ifndef NO_NAT64_DEF - nat64_session_db_summary(); -#endif - - /* main db hash i2o o2i usage count */ - count1 = 0; - count2 = 0; - - for (i=0; i< CNAT_MAIN_HASH_SIZE; i++) { - - if(cnat_in2out_hash[i].next != ~0) count1++; - if(cnat_out2in_hash[i].next != ~0) count2++; - - } - - PLATFORM_DEBUG_PRINT("main hash in2out: total %6u, used %u (%.2f%%)\n", - CNAT_MAIN_HASH_SIZE, count1, - (100.0*count1)/CNAT_MAIN_HASH_SIZE); - - PLATFORM_DEBUG_PRINT("main hash out2in: total %6u, used %u (%.2f%%)\n", - CNAT_MAIN_HASH_SIZE, count2, - (100.0 * count1)/CNAT_MAIN_HASH_SIZE); - - /* use db hashing usage count */ - - count1 = 0; - - for (i=0; i< CNAT_USER_HASH_SIZE; i++) { - if(cnat_user_hash[i].next != ~0) count1++; - } - - PLATFORM_DEBUG_PRINT("user db hash: total %6u, used %u (%.2f%%)\n", - CNAT_USER_HASH_SIZE, count1, - (100.0*count1)/CNAT_USER_HASH_SIZE); - - PLATFORM_DEBUG_PRINT("\nNull pointer exceptions:\n"); - PLATFORM_DEBUG_PRINT("packet_pool: null enq : %10u, null deq : %10u\n",null_enq_pkt, null_deq_pkt); - PLATFORM_DEBUG_PRINT("ctx_pool : null enq : %10u, null deq : %10u\n",null_enq_ctx, null_deq_ctx); - PLATFORM_DEBUG_PRINT("wqe_pool : null enq : %10u, null deq : %10u\n",null_enq_wqe, null_deq_wqe); - - PLATFORM_DEBUG_PRINT("\nReceived Packet Errors on SPI:\n"); - PLATFORM_DEBUG_PRINT("rcv_pkt_errs: %10u\n",rcv_pkt_errs); - - PLATFORM_DEBUG_PRINT("\nctx/sf allocation failure errors: \n"); -#ifndef CGN_PERF_SCALE_DEBUG - PLATFORM_DEBUG_PRINT("Warning: collection of error counts is disabled.\n"); - PLATFORM_DEBUG_PRINT("sf alloc errors: %10u, ctx alloc errors: %10u\n",sf_alloc_errs,ctx_alloc_errs); -#else - for(i=0;iTimestamp : %10u, sf errors: %10u, ctx errors: %10u\n",\ - i,err_cnt_arr[i].timestamp,\ - err_cnt_arr[i].sf_error_counter, \ - err_cnt_arr[i].ctx_error_counter); -#endif -} - -void cnat_db_hash_summary (int argc, unsigned long *argv) { - - show_main_db_hash_chain_len(); - - show_user_db_hash_chain_len(); -} - -/* - * cnat_port_alloc - * This function is now deprecated... - * - */ -#ifdef LB_PORT -int cnat_port_alloc (cnat_portmap_t *cnat_portmap, u16 *portmap_inuse, - int cnat_instance, - port_alloc_t atype, port_pair_t ptype, - int *index, u32 *ipv4_address, u16 *base_port) -#else -int cnat_port_alloc (cnat_portmap_t *cnat_portmap, u16 *portmap_inuse, - port_alloc_t atype, port_pair_t ptype, - int *index, u32 *ipv4_address, u16 *base_port) -#endif -{ - - return (0); -} - -/* - * cnat_port_free - * This function is now deprecated... - * - */ -#ifdef LB_PORT -void cnat_port_free (cnat_portmap_t *cnat_portmap, u16 *portmap_inuse, - int instance, int index, port_pair_t ptype, u16 base_port) -#else -void cnat_port_free (cnat_portmap_t *cnat_portmap, u16 *portmap_inuse, - int index, port_pair_t ptype, u16 base_port) -#endif -{ -} - -void spp_api_cnat_port_allocate_t_handler(spp_api_cnat_port_allocate_t *mp) -{ - int i, j, k1, k2; - int pm_index; - u32 ipv4_address; - u16 aport; - int rv; - char *out1, *out2, *out_f; - port_alloc_t pt1, pt2; - cnat_portmap_t *pm = 0; - u16 *pm_inuse = 0; - u32 *firstp =0; - u32 nr_ports =0; - u32 nodd_ports = 0; - u32 neven_ports = 0; -#ifdef LB_PORT - u32 my_instance = 1; -#endif - char out_r[12] = "allocated-r"; - char out_o[12] = "allocated-o"; - char out_e[12] = "allocated-e"; - - - /* - * this command is run after db create portmap - * vrf is hardcode to 1 - */ - - /* Already have a portmap vector for this VRF? */ - for (i = 0; i < vec_len(cnat_portmap_indices_by_vrf); i++) { - if (cnat_portmap_indices_by_vrf[i] == mp->vrf) { - pm = cnat_portmaps[i]; - pm_inuse = cnat_portmaps_inuse[i]; - goto found_portmaps; - } - } - - printf("need to run db create portmaps first 0x%d\n", - vec_len(cnat_portmap_indices_by_vrf)); - return; - -found_portmaps: - nr_ports = mp->nr_ports; - nodd_ports = mp->nodd_ports; - neven_ports = mp->neven_ports; - - if ((nr_ports + nodd_ports + neven_ports ) > (PORTS_PER_ADDR)) { - printf("invalid port# nr_ports %d + odd %d + even %d " - "should be less than 200 \n", nr_ports, nodd_ports, neven_ports); - return; - } - - /* - * first port - */ - firstp = nr_ports ? (&nr_ports) : (nodd_ports ? (&nodd_ports) : (&neven_ports)); - if (!(*firstp)) { - printf("invalid port# nr_ports %d odd %d even %d ", - nr_ports, nodd_ports, neven_ports); - } - out_f = nr_ports ? out_r : (nodd_ports ? out_o : out_e); - -#ifdef LB_PORT - rv = cnat_port_alloc (pm, pm_inuse, my_instance, - PORT_ALLOC_ANY, PORT_S_ODD, - &pm_index, &ipv4_address, &aport); -#else - rv = cnat_port_alloc (pm, pm_inuse, - PORT_ALLOC_ANY, PORT_S_ODD, - &pm_index, &ipv4_address, &aport); -#endif - - if (!rv) { - printf("failed-o\n"); - return; - } - printf("%s %8d %10x %8d\n", out_f, - pm_index, ipv4_address, aport); - - (*firstp)--; - - for (i=0; i < nr_ports; i++) { -#ifdef LB_PORT - rv = cnat_port_alloc (pm, pm_inuse, my_instance, - PORT_ALLOC_DIRECTED, PORT_SINGLE, - &pm_index, &ipv4_address, &aport); -#else - rv = cnat_port_alloc (pm, pm_inuse, - PORT_ALLOC_DIRECTED, PORT_SINGLE, - &pm_index, &ipv4_address, &aport); -#endif - if (rv) { - printf("%s %8d %10x %8d\n", out_r, - pm_index, ipv4_address, aport); - } else { - printf("%s failed\n", out_r); - return; - } - } - - if (nodd_ports > neven_ports) { - k1 = nodd_ports; - k2 = neven_ports; - pt1 = PORT_S_ODD; - pt2 = PORT_S_EVEN; - out1 = out_o; - out2 = out_e; - } else { - k1= neven_ports; - pt1 = PORT_S_EVEN; - k2 = nodd_ports; - pt2 = PORT_S_ODD; - out1 = out_e; - out2 = out_o; - } - - j = 0; - for (i=0; i < k1; i++) { -#ifdef LB_PORT - rv = cnat_port_alloc (pm, pm_inuse, my_instance, - PORT_ALLOC_DIRECTED, pt1, - &pm_index, &ipv4_address, &aport); -#else - rv = cnat_port_alloc (pm, pm_inuse, - PORT_ALLOC_DIRECTED, pt1, - &pm_index, &ipv4_address, &aport); -#endif - if (rv) { - printf("%s %8d %10x %8d\n", out1, - pm_index, ipv4_address, aport); - } else { - printf("%s failed\n", out1); - return; - } - - if (j < k2) { -#ifdef LB_PORT - rv = cnat_port_alloc (pm, pm_inuse, my_instance, - PORT_ALLOC_DIRECTED, pt2, - &pm_index, &ipv4_address, &aport); -#else - rv = cnat_port_alloc (pm, pm_inuse, - PORT_ALLOC_DIRECTED, pt2, - &pm_index, &ipv4_address, &aport); -#endif - - if (rv) { - printf("%s %8d %10x %8d\n", out2, - pm_index, ipv4_address, aport); - j++; - } else { - printf("%s failed\n", __FUNCTION__); - return; - } - } - } -} - -void cnat_db_summary_stats (int argc, unsigned long *argv) -{ - spp_api_cnat_show_statistics_summary_req_t mp[50000]; - - spp_api_cnat_show_statistics_summary_req_t_handler(&(mp[0])); -} - -void cnat_debug_global_test (int argc, unsigned long *argv) -{ - spp_api_cnat_v4_debug_global_t *mp; - spp_api_cnat_v4_config_dummy_t mp1; - spp_api_cnat_v4_config_icmp_timeout_t mp2[10]; - - mp = spp_msg_api_alloc (sizeof (*mp)); - memset(mp, 0, sizeof (*mp)); - - - mp->_spp_msg_id = SPP_API_CNAT_V4_DEBUG_GLOBAL; - mp->debug_flag = argv[0]; - - platform_send_msg(mp); - - mp2[0].default_value = 3; - - spp_api_cnat_v4_config_dummy_t_handler(&mp1); - spp_api_cnat_v4_config_icmp_timeout_t_handler(&(mp2[0])); -} - -void cnat_debug_inside_test (int argc, unsigned long *argv) -{ - - spp_api_cnat_v4_debug_in2out_private_addr_t *mp; - - mp = spp_msg_api_alloc (sizeof (*mp)); - memset(mp, 0, sizeof (*mp)); - - - mp->_spp_msg_id = SPP_API_CNAT_V4_DEBUG_IN2OUT_PRIVATE_ADDR; - - mp->start_addr = spp_host_to_net_byte_order_32(argv[0]); - mp->end_addr = spp_host_to_net_byte_order_32(argv[1]); - mp->i_vrf = spp_host_to_net_byte_order_16(argv[2]); - mp->debug_flag = spp_host_to_net_byte_order_32(argv[3]); - - platform_send_msg(mp); -} - -void cnat_config_ports_user (int argc, unsigned long *argv) -{ - spp_api_cnat_v4_config_port_limit_t *mp; - - mp = spp_msg_api_alloc (sizeof (*mp)); - memset(mp, 0, sizeof (*mp)); - - - mp->_spp_msg_id = SPP_API_CNAT_V4_CONFIG_PORT_LIMIT; - - mp->port_limit = spp_host_to_net_byte_order_16(argv[0]); - - platform_send_msg(mp); - -} - -void cnat_debug_outside_test (int argc, unsigned long *argv) -{ - - spp_api_cnat_v4_debug_out2in_public_addr_t *mp; - - mp = spp_msg_api_alloc (sizeof (*mp)); - memset(mp, 0, sizeof (*mp)); - - - mp->_spp_msg_id = SPP_API_CNAT_V4_DEBUG_OUT2IN_PUBLIC_ADDR; - - mp->start_addr = spp_host_to_net_byte_order_32(argv[0]); - mp->end_addr = spp_host_to_net_byte_order_32(argv[1]); - mp->o_vrf = spp_host_to_net_byte_order_16(argv[2]); - mp->debug_flag = spp_host_to_net_byte_order_32(argv[3]); - - platform_send_msg(mp); -} - -void cnat_debug_udp_dump (int argc, unsigned long *argv) -{ - - spp_api_cnat_p2mp_debug_request_t *mp; - - mp = spp_msg_api_alloc (sizeof (*mp)); - memset(mp, 0, sizeof (*mp)); - - - mp->_spp_msg_id = SPP_API_CNAT_P2MP_DEBUG_REQUEST; - mp->dump_type = - spp_host_to_net_byte_order_16(CNAT_DEBUG_GENERIC_COMMAND_DEBUG_FLAGS); - - if (spp_host_to_net_byte_order_32(argv[0]) == 1) { - mp->param[0] = spp_host_to_net_byte_order_32( - CNAT_DEBUG_FLAG_UDP_INSIDE_PACKET_DUMP); - } else { - mp->param[0] = spp_host_to_net_byte_order_32( - CNAT_DEBUG_FLAG_UDP_OUTSIDE_PACKET_DUMP); - } - mp->param[1] = spp_host_to_net_byte_order_32(argv[1]); - - platform_send_msg(mp); - - - -} - -void cnat_debug_udp_crc (int argc, unsigned long *argv) -{ - spp_api_cnat_p2mp_debug_request_t *mp; - - mp = spp_msg_api_alloc (sizeof (*mp)); - memset(mp, 0, sizeof (*mp)); - - - mp->_spp_msg_id = SPP_API_CNAT_P2MP_DEBUG_REQUEST; - mp->dump_type = - spp_host_to_net_byte_order_16(CNAT_DEBUG_GENERIC_COMMAND_DEBUG_FLAGS); - - if (spp_host_to_net_byte_order_32(argv[0]) == 1) { - mp->param[0] = spp_host_to_net_byte_order_32( - CNAT_DEBUG_FLAG_UDP_INSIDE_CHECKSUM_MODIFY); - } else { - mp->param[0] = spp_host_to_net_byte_order_32( - CNAT_DEBUG_FLAG_UDP_OUTSIDE_CHECKSUM_MODIFY); - } - mp->param[1] = spp_host_to_net_byte_order_32(argv[1]); - - platform_send_msg(mp); - -} - -void cnat_db_allocate_port_cmd (int argc, unsigned long *argv) -{ - spp_api_cnat_port_allocate_t *mp; - - - if (!argc) { - printf("no port# defined\n"); - return; - } - - if ( argc < 3) { - printf("no port# defined\n"); - return; - } - - if ((argc == 3) && (argv[0] == 0) && (argv[1] == 0) && (argv[2] == 0)) { - printf("no port# defined\n"); - return; - } - - mp = spp_msg_api_alloc (sizeof (*mp)); - memset(mp, 0, sizeof (*mp)); - - - mp->_spp_msg_id = SPP_API_CNAT_PORT_ALLOCATE; - mp->nr_ports = argv[0]; - mp->nodd_ports = argv[1]; - mp->neven_ports = argv[2]; - mp->vrf = 1; - - platform_send_msg(mp); -} - - -void spp_api_cnat_port_clear_t_handler(spp_api_cnat_port_clear_t *mp) -{ - u32 i; - cnat_portmap_t *pm = 0; - u16 *pm_inuse = 0; -#ifdef LB_PORT - u32 my_instance = 1; -#endif - - - /* - * this command is run after db create port - * vrf is hardcode to 1 - */ - - /* Already have a portmap vector for this VRF? */ - for (i = 0; i < vec_len(cnat_portmap_indices_by_vrf); i++) { - if (cnat_portmap_indices_by_vrf[i] == mp->vrf) { - pm = cnat_portmaps[i]; - pm_inuse = cnat_portmaps_inuse[i]; - goto found_portmaps; - } - } - - printf("portmap is not created 0x%d\n", - vec_len(cnat_portmap_indices_by_vrf)); - return; - -found_portmaps: - if (mp->pm_index >= vec_len(pm)) { - printf("invalid port_index 0x%d >= 0x%d\n", - mp->pm_index, vec_len(pm)); - return; - } - -#ifdef LB_PORT - cnat_port_free(pm, pm_inuse, my_instance, - mp->pm_index, PORT_SINGLE, mp->port); -#else - cnat_port_free(pm, pm_inuse, - mp->pm_index, PORT_SINGLE, mp->port); -#endif - printf("\n pm_index %d port %d is deleted\n", mp->pm_index, mp->port); -} - - - -void cnat_db_clear_port_cmd (int argc, unsigned long *argv) -{ - spp_api_cnat_port_clear_t *mp; - - if (!argc) { - printf("no port# defined\n"); - return; - } - - if ( argc < 2 ) { - printf("no port# defined\n"); - return; - } - - if (argc > 2) { - printf("too many port# defined\n"); - return; - } - - mp = spp_msg_api_alloc (sizeof (*mp)); - memset(mp, 0, sizeof (*mp)); - - - mp->_spp_msg_id = SPP_API_CNAT_PORT_CLEAR; - mp->pm_index = argv[0]; - mp->port = argv[1]; - mp->vrf = 1; - - platform_send_msg(mp); -} - - -void spp_api_cnat_v4_add_vrf_map_t_handler -(spp_api_cnat_v4_add_vrf_map_t *mp); - -void spp_api_cnat_v4_del_vrf_map_t_handler -(spp_api_cnat_v4_del_vrf_map_t *mp); - -void spp_api_cnat_v4_add_static_port_t_handler -(spp_api_cnat_v4_add_static_port_t *mp); - -void spp_api_cnat_v4_del_static_port_t_handler -(spp_api_cnat_v4_del_static_port_t *mp); - - -void cnat_db_create_vrfmap_cmd (int argc, unsigned long *argv) -{ - spp_api_cnat_v4_add_vrf_map_t *mp; - - if ((argc != 4)) { - printf("need right input\n"); - return; - } - - mp = spp_msg_api_alloc (sizeof (*mp)); - memset(mp, 0, sizeof (*mp)); - mp->_spp_msg_id = SPP_API_CNAT_V4_ADD_VRF_MAP; - mp->i_vrf = spp_host_to_net_byte_order_16(argv[0]); - mp->o_vrf = spp_host_to_net_byte_order_16(argv[1]); - mp->start_addr[0] = spp_host_to_net_byte_order_32(argv[2]); - mp->end_addr[0] = spp_host_to_net_byte_order_32(argv[3]); - - /* - * Some hardcoded values for the vrf ids - */ - mp->i_vrf_id = spp_host_to_net_byte_order_32(0x00000100 | mp->i_vrf); - mp->o_vrf_id = spp_host_to_net_byte_order_32(0x00000200 | mp->o_vrf); - - platform_send_msg(mp); -} - - -void cnat_db_delete_vrfmap_cmd (int argc, unsigned long *argv) -{ - spp_api_cnat_v4_del_vrf_map_t *mp; - - if (argc != 4) { - printf("need right input\n"); - return; - } - - mp = spp_msg_api_alloc (sizeof (*mp)); - memset(mp, 0, sizeof (*mp)); - mp->_spp_msg_id = SPP_API_CNAT_V4_DEL_VRF_MAP; - mp->i_vrf = spp_host_to_net_byte_order_16(argv[0]); - mp->start_addr[0] = spp_host_to_net_byte_order_32(argv[2]); - mp->end_addr[0] = spp_host_to_net_byte_order_32(argv[3]); - - platform_send_msg(mp); -} - -void cnat_db_add_svi_cmd (int argc, unsigned long *argv) -{ - spp_api_cnat_config_svi_params_t *mp; - - if (argc != 3) { - printf("need right input\n"); - return; - } - - - mp = spp_msg_api_alloc (sizeof (*mp)); - memset(mp, 0, sizeof (*mp)); - mp->_spp_msg_id = SPP_API_CNAT_CONFIG_SVI_PARAMS; - mp->uidb_index = spp_host_to_net_byte_order_16(argv[1]); - mp->svi_ipv4_addr = spp_host_to_net_byte_order_32(argv[2]); - platform_send_msg(mp); - return; -} - - - -void spp_api_cnat_port_create_t_handler(spp_api_cnat_port_create_t *mp) -{ - int i, j, k1, k2; - int my_index; - u32 ipv4_address; - u16 aport; - u32 pm_len =0; - cnat_errno_t rv; - u16 i_vrf; - char *out1, *out2, *out_f; - port_alloc_t pt1, pt2; - cnat_vrfmap_t *my_vrfmap; - cnat_portmap_v2_t *pm = 0; - u32 *firstp =0; - u32 nr_ports =0; - u32 nodd_ports = 0; - u32 neven_ports = 0; -#ifdef LB_PORT - u32 my_instance = 1; -#endif - char out_r[12] = "allocated-r"; - char out_o[12] = "allocated-o"; - char out_e[12] = "allocated-e"; -#ifndef NO_BULK_LOGGING - int nfv9_log_req; -#endif - - nr_ports = mp->nr_ports; - nodd_ports = mp->nodd_ports; - neven_ports = mp->neven_ports; - i_vrf = mp->vrf; - - /* - * this command is run after db create vrfmap - * or using vrf id in init function - */ - /* Already have a portmap vector for this VRF? */ - pool_foreach (my_vrfmap, cnat_map_by_vrf, ({ - if ((my_vrfmap->status == S_RUN) && - (my_vrfmap->i_vrf == i_vrf)) { - pm = my_vrfmap->portmap_list; - pm_len = vec_len(pm); - if (pm_len) { - goto found_portmaps; - } - } - })); - - printf("need to run db create vrfmaps first for this vrf0x%d\n", pm_len); - return; - -found_portmaps: - - if ((nr_ports + nodd_ports + neven_ports ) > (PORTS_PER_ADDR)) { - printf("invalid port# nr_ports %d + odd %d + even %d " - "should be less than 200 \n", nr_ports, nodd_ports, neven_ports); - return; - } - - /* - * first port - */ - firstp = nr_ports ? (&nr_ports) : (nodd_ports ? (&nodd_ports) : (&neven_ports)); - if (!(*firstp)) { - printf("invalid port# nr_ports %d odd %d even %d ", - nr_ports, nodd_ports, neven_ports); - } - out_f = nr_ports ? out_r : (nodd_ports ? out_o : out_e); - - rv = cnat_dynamic_port_alloc_v2 (pm, PORT_ALLOC_ANY, PORT_S_ODD, - &my_index, &ipv4_address, &aport, - cnat_static_port_range -#ifndef NO_BULK_LOGGING - , BULKSIZE_FROM_VRFMAP(my_vrfmap), - &nfv9_log_req -#endif - , 0, - &(my_vrfmap->rseed_ip) - ); - - if (rv != CNAT_SUCCESS) { - printf("failed-o\n"); - return; - } - printf("%s %8d %10x %8d\n", out_f, - my_index, ipv4_address, aport); - - (*firstp)--; - - for (i=0; i < nr_ports; i++) { - rv = cnat_dynamic_port_alloc_v2 (pm, PORT_ALLOC_DIRECTED, PORT_SINGLE, - &my_index, &ipv4_address, &aport, - cnat_static_port_range -#ifndef NO_BULK_LOGGING - , BULKSIZE_FROM_VRFMAP(my_vrfmap), - &nfv9_log_req -#endif - , 0, - &(my_vrfmap->rseed_ip) - ); - - if (rv == CNAT_SUCCESS) { - printf("%s %8d %10x %8d\n", out_r, - my_index, ipv4_address, aport); - } else { - printf("%s failed\n", __FUNCTION__); - return; - } - } - - if (nodd_ports > neven_ports) { - k1 = nodd_ports; - k2 = neven_ports; - pt1 = PORT_S_ODD; - pt2 = PORT_S_EVEN; - out1 = out_o; - out2 = out_e; - } else { - k1= neven_ports; - pt1 = PORT_S_EVEN; - k2 = nodd_ports; - pt2 = PORT_S_ODD; - out1 = out_e; - out2 = out_o; - } - - j = 0; - for (i=0; i < k1; i++) { - rv = cnat_dynamic_port_alloc_v2 (pm, PORT_ALLOC_DIRECTED, pt1, - &my_index, &ipv4_address, &aport, - cnat_static_port_range -#ifndef NO_BULK_LOGGING - , BULKSIZE_FROM_VRFMAP(my_vrfmap), - &nfv9_log_req -#endif - , 0, - &(my_vrfmap->rseed_ip) - ); - - if (rv == CNAT_SUCCESS) { - printf("%s %8d %10x %8d\n", out1, - my_index, ipv4_address, aport); - } else { - printf("%s failed\n", __FUNCTION__); - return; - } - - if (j < k2) { - rv = cnat_dynamic_port_alloc_v2 (pm, PORT_ALLOC_DIRECTED, pt2, - &my_index, &ipv4_address, &aport, - cnat_static_port_range -#ifndef NO_BULK_LOGGING - , BULKSIZE_FROM_VRFMAP(my_vrfmap), - &nfv9_log_req -#endif - , 0, - &(my_vrfmap->rseed_ip) - ); - - if (rv == CNAT_SUCCESS) { - printf("%s %8d %10x %8d\n", out2, - my_index, ipv4_address, aport); - j++; - } else { - printf("%s failed\n", __FUNCTION__); - return; - return; - } - } - } -} - - -void cnat_db_create_port_cmd (int argc, unsigned long *argv) -{ - spp_api_cnat_port_create_t *mp; - - if (argc != 4) { - printf("no proper input defined\n"); - return; - } - - if ((argv[0] == 0) && (argv[1] == 0) && (argv[2] == 0)) { - printf("no port# defined\n"); - return; - } - - mp = spp_msg_api_alloc (sizeof (*mp)); - memset(mp, 0, sizeof (*mp)); - - - mp->_spp_msg_id = SPP_API_CNAT_PORT_CREATE; - mp->nr_ports = argv[0]; - mp->nodd_ports = argv[1]; - mp->neven_ports = argv[2]; - mp->vrf = argv[3]; - - platform_send_msg(mp); -} - -void spp_api_cnat_port_delete_t_handler(spp_api_cnat_port_delete_t *mp) -{ - u32 pm_len; - cnat_vrfmap_t *my_vrfmap; - cnat_portmap_v2_t *pm = 0; - - u32 my_index, my_port; - u16 i_vrf; -#ifdef LB_PORT - u32 my_instance = 1; -#endif - - my_index = mp->pm_index; - my_port = mp->port; - i_vrf = mp->vrf; - - /* - * this command is run after db create port - */ - pool_foreach (my_vrfmap, cnat_map_by_vrf, ({ - if (my_vrfmap->i_vrf == i_vrf) { - pm = my_vrfmap->portmap_list; - pm_len = vec_len(pm); - if (pm_len) { - goto found_portmaps; - } - } - })); - - printf("portmap is not created 0x%d\n", - vec_len(cnat_portmap_indices_by_vrf)); - return; - -found_portmaps: - if (my_index >= pm_len) { - printf("invalid port_index 0x%d >= 0x%d\n", - my_index, pm_len); - return; - } - -#ifdef LB_PORT - cnat_port_free_v2(pm, my_instance, - my_index, PORT_SINGLE, mp->port,cnat_static_port_range); -#else - cnat_port_free_v2(pm, my_index, PORT_SINGLE, mp->port,cnat_static_port_range); -#endif - printf("\n pm_index %d port %d is deleted\n", mp->pm_index, mp->port); -} - -void cnat_db_delete_port_cmd (int argc, unsigned long *argv) -{ - spp_api_cnat_port_clear_t *mp; - - if (argc != 3) { - printf("no proper input defined\n"); - return; - } - - mp = spp_msg_api_alloc (sizeof (*mp)); - memset(mp, 0, sizeof (*mp)); - - - mp->_spp_msg_id = SPP_API_CNAT_PORT_DELETE; - mp->pm_index = argv[0]; - mp->port = argv[1]; - mp->vrf = argv[2]; - platform_send_msg(mp); -} - -void cnat_db_create_static_fwd_cmd (int argc, unsigned long *argv) -{ - spp_api_cnat_v4_add_static_port_t *mp; - - if (argc != 4) { - printf("need right input\n"); - return; - } - - mp = spp_msg_api_alloc (sizeof (*mp)); - memset(mp, 0, sizeof (*mp)); - mp->_spp_msg_id = SPP_API_CNAT_V4_ADD_STATIC_PORT; - mp->i_vrf = spp_host_to_net_byte_order_16(argv[0]); - mp->i_ip = spp_host_to_net_byte_order_32(argv[1]); - mp->i_port = spp_host_to_net_byte_order_16(argv[2]); - mp->proto = argv[3]; - - platform_send_msg(mp); - return; -} - -void cnat_db_create_static_fwd_stby_cmd (int argc, unsigned long *argv) -{ - spp_api_cnat_v4_add_static_port_t *mp; - - if (argc != 7) { - printf("need right input\n"); - return; - } - - mp = spp_msg_api_alloc (sizeof (*mp)); - memset(mp, 0, sizeof (*mp)); - mp->_spp_msg_id = SPP_API_CNAT_V4_ADD_STATIC_PORT; - mp->i_vrf = spp_host_to_net_byte_order_16(argv[0]); - mp->i_ip = spp_host_to_net_byte_order_32(argv[1]); - mp->i_port = spp_host_to_net_byte_order_16(argv[2]); - mp->proto = argv[3]; - mp->o_vrf_id = spp_host_to_net_byte_order_32(argv[4]); - mp->o_ip = spp_host_to_net_byte_order_32(argv[5]); - mp->o_port = spp_host_to_net_byte_order_16(argv[6]); - -printf("\ni_vrf %d, ip 0x%x, port %d, o_ip, port %d", mp->i_vrf, mp->i_ip, mp->i_port, mp->o_ip, mp->o_port); - - platform_send_msg(mp); - return; -} - -void cnat_db_delete_static_fwd_cmd (int argc, unsigned long *argv) -{ - spp_api_cnat_v4_del_static_port_t *mp; - - if (argc != 3) { - printf("need right input\n"); - return; - } - - mp = spp_msg_api_alloc (sizeof (*mp)); - memset(mp, 0, sizeof (*mp)); - mp->_spp_msg_id = SPP_API_CNAT_V4_DEL_STATIC_PORT; - mp->i_vrf = spp_host_to_net_byte_order_16(argv[0]); - mp->i_ip = spp_host_to_net_byte_order_32(argv[1]); - mp->i_port = spp_host_to_net_byte_order_16(argv[2]); - - platform_send_msg(mp); - return; -} - -void cnat_nfv9_create_cmd (int argc, unsigned long *argv) -{ - spp_api_cnat_v4_config_nfv9_logging_t *mp; - - if (argc < 3) { - printf("nfv9 create i_vrf ip_addr port [refresh_rate] [timeout] [mtu]"); - return; - } - - mp = spp_msg_api_alloc (sizeof (*mp)); - memset(mp, 0, sizeof (*mp)); - mp->_spp_msg_id = SPP_API_CNAT_V4_CONFIG_NFV9_LOGGING; - mp->enable = 1; - mp->i_vrf = spp_host_to_net_byte_order_16(argv[0]); - - mp->ipv4_address = spp_host_to_net_byte_order_32(argv[1]); - mp->port = spp_host_to_net_byte_order_16(argv[2]); - - if (argc > 3) { - mp->refresh_rate = spp_host_to_net_byte_order_16(argv[3]); - mp->timeout_rate = spp_host_to_net_byte_order_16(argv[4]); - mp->path_mtu = spp_host_to_net_byte_order_16(argv[5]); - } else { - mp->refresh_rate = spp_host_to_net_byte_order_16(1000); - mp->timeout_rate = spp_host_to_net_byte_order_16(30); - mp->path_mtu = spp_host_to_net_byte_order_16(1500); - } - platform_send_msg(mp); -} - -void cnat_delete_cgn (int argc, unsigned long *argv) -{ - void *mp_send; - spp_api_cnat_del_cgn_t *mp; - u32 mp_size; - - mp_size = sizeof(spp_api_cnat_del_cgn_t); - - mp = spp_msg_api_alloc(mp_size); - memset(mp, 0, mp_size); - - mp->_spp_msg_id = SPP_API_CNAT_DEL_CGN; - - mp_send = mp; - - platform_send_msg(mp); -} - -void cnat_debug_global_all (int argc, unsigned long *argv) -{ - spp_api_cnat_v4_debug_global_t *mp; - - mp = spp_msg_api_alloc (sizeof (*mp)); - memset(mp, 0, sizeof (*mp)); - - mp->_spp_msg_id = SPP_API_CNAT_V4_DEBUG_GLOBAL; - mp->debug_flag = CNAT_DEBUG_GLOBAL_ALL; - - platform_send_msg(mp); -} - -void cnat_debug_global_none (int argc, unsigned long *argv) -{ - spp_api_cnat_v4_debug_global_t *mp; - - mp = spp_msg_api_alloc (sizeof (*mp)); - memset(mp, 0, sizeof (*mp)); - - mp->_spp_msg_id = SPP_API_CNAT_V4_DEBUG_GLOBAL; - mp->debug_flag = CNAT_DEBUG_NONE; - - platform_send_msg(mp); -} - - -void cnat_bulk_cmd (int argc, unsigned long *argv) -{ - void *mp_send; - - if (argc < 1) { - printf("\nargc = %d", argc); - printf("\n1. bulk cmd [0=static-port, 1=bulk_vrf, 2=policy_knob]"); - return; - } - - - switch (argv[0]) { - case 0: - { - spp_api_cnat_v4_bulk_add_delete_static_port_t *mp; - spp_api_cnat_v4_add_static_port_t *mp_sp; - u32 mp_size = - sizeof(spp_api_cnat_v4_bulk_add_delete_static_port_t) + - (sizeof(spp_api_cnat_v4_add_static_port_t))*2; - - mp = spp_msg_api_alloc(mp_size); - memset(mp, 0, mp_size); - - mp->_spp_msg_id = SPP_API_CNAT_V4_BULK_ADD_DELETE_STATIC_PORT; - - mp->num_static_port_entries = spp_host_to_net_byte_order_32(3); - - mp_sp = (spp_api_cnat_v4_add_static_port_t *) &(mp->pad2); - - mp_sp->_spp_msg_id = spp_host_to_net_byte_order_16( - SPP_API_CNAT_V4_ADD_STATIC_PORT); - mp_sp->proto = 2; - mp_sp->i_vrf = spp_host_to_net_byte_order_16(0x1); - mp_sp->i_ip = spp_host_to_net_byte_order_32(0x11111111); - mp_sp->i_port = spp_host_to_net_byte_order_16(0x7777); - - mp_sp++; - - - mp_sp->_spp_msg_id = spp_host_to_net_byte_order_16( - SPP_API_CNAT_V4_ADD_STATIC_PORT); - mp_sp->proto = 1; - mp_sp->i_vrf = spp_host_to_net_byte_order_16(0x1); - mp_sp->i_ip = spp_host_to_net_byte_order_32(0x22222222); - mp_sp->i_port = spp_host_to_net_byte_order_16(0x6666); - - mp_sp++; - - - mp_sp->_spp_msg_id = spp_host_to_net_byte_order_16( - SPP_API_CNAT_V4_ADD_STATIC_PORT); - mp_sp->proto = 1; - mp_sp->i_vrf = spp_host_to_net_byte_order_16(0x1); - mp_sp->i_ip = spp_host_to_net_byte_order_32(0x33333333); - mp_sp->i_port = spp_host_to_net_byte_order_16(0x5555); - - mp_send = mp; - - } - break; - - case 1: - { - spp_api_cnat_v4_bulk_vrf_map_t *mp; - spp_api_cnat_v4_single_vrf_map_req *mp_sp; - - u32 mp_size = sizeof(spp_api_cnat_v4_bulk_vrf_map_t) + - (sizeof(spp_api_cnat_v4_single_vrf_map_req))*2; - - mp = spp_msg_api_alloc(mp_size); - memset(mp, 0, mp_size); - - mp->_spp_msg_id = SPP_API_CNAT_V4_BULK_VRF_MAP; - - mp->num_vrfmap_entries = spp_host_to_net_byte_order_32(3); - - mp_sp = (spp_api_cnat_v4_single_vrf_map_req *) - &(mp->vrf_policy_enable); - - mp_sp->i_vrf_id = spp_host_to_net_byte_order_32(0xe0000001); - mp_sp->o_vrf_id = spp_host_to_net_byte_order_32(0xe0000000); - mp_sp->i_vrf = spp_host_to_net_byte_order_16(0x1); - mp_sp->o_vrf = spp_host_to_net_byte_order_16(0x0); - mp_sp->start_addr = spp_host_to_net_byte_order_32(0x11111100); - mp_sp->end_addr = spp_host_to_net_byte_order_32(0x111111ff); - mp_sp->vrf_policy_enable = spp_host_to_net_byte_order_16(0x3); - mp_sp->tcp_mss_value = spp_host_to_net_byte_order_16(0x111); - mp_sp->vrf_nfv9_logging_ipv4_address = spp_host_to_net_byte_order_32(0x11000001); - mp_sp->vrf_nfv9_logging_udp_port = spp_host_to_net_byte_order_16(0x1001); - mp_sp->vrf_nfv9_refresh_rate = spp_host_to_net_byte_order_16(0x100); - mp_sp->vrf_nfv9_timeout_rate = spp_host_to_net_byte_order_16(0x10); - mp_sp->vrf_nfv9_path_mtu = spp_host_to_net_byte_order_16(0x100); - - mp_sp++; - - mp_sp->i_vrf_id = spp_host_to_net_byte_order_32(0xe0000002); - mp_sp->o_vrf_id = spp_host_to_net_byte_order_32(0xe0000000); - mp_sp->i_vrf = spp_host_to_net_byte_order_16(0x2); - mp_sp->o_vrf = spp_host_to_net_byte_order_16(0x0); - mp_sp->start_addr = spp_host_to_net_byte_order_32(0x22220000); - mp_sp->end_addr = spp_host_to_net_byte_order_32(0x2222ffff); - mp_sp->vrf_policy_enable = spp_host_to_net_byte_order_16(0x1); - mp_sp->tcp_mss_value = spp_host_to_net_byte_order_16(0x222); - mp_sp->vrf_nfv9_logging_ipv4_address = spp_host_to_net_byte_order_32(0x22000002); - mp_sp->vrf_nfv9_logging_udp_port = spp_host_to_net_byte_order_16(0x2002); - mp_sp->vrf_nfv9_refresh_rate = spp_host_to_net_byte_order_16(0x200); - mp_sp->vrf_nfv9_timeout_rate = spp_host_to_net_byte_order_16(0x20); - mp_sp->vrf_nfv9_path_mtu = spp_host_to_net_byte_order_16(0x200); - - mp_sp++; - - mp_sp->i_vrf_id = spp_host_to_net_byte_order_32(0xe0000003); - mp_sp->o_vrf_id = spp_host_to_net_byte_order_32(0xe0000007); - mp_sp->i_vrf = spp_host_to_net_byte_order_16(0x3); - mp_sp->o_vrf = spp_host_to_net_byte_order_16(0x7); - mp_sp->start_addr = spp_host_to_net_byte_order_32(0x33333000); - mp_sp->end_addr = spp_host_to_net_byte_order_32(0x33333fff); - mp_sp->vrf_policy_enable = spp_host_to_net_byte_order_16(0x1); - mp_sp->tcp_mss_value = spp_host_to_net_byte_order_16(0x333); - mp_sp->vrf_nfv9_logging_ipv4_address = spp_host_to_net_byte_order_32(0x33000003); - mp_sp->vrf_nfv9_logging_udp_port = spp_host_to_net_byte_order_16(0x3003); - mp_sp->vrf_nfv9_refresh_rate = spp_host_to_net_byte_order_16(0x300); - mp_sp->vrf_nfv9_timeout_rate = spp_host_to_net_byte_order_16(0x30); - mp_sp->vrf_nfv9_path_mtu = spp_host_to_net_byte_order_16(0x300); - - mp_send = mp; - } - break; - - case 2: - { - spp_api_cnat_v4_bulk_policy_knob_t *mp; - - u32 mp_size = - sizeof(spp_api_cnat_v4_bulk_policy_knob_t) + - (sizeof(spp_api_cnat_v4_single_vrf_map_req))*2; - - mp = spp_msg_api_alloc(mp_size); - memset(mp, 0, mp_size); - - mp->_spp_msg_id = SPP_API_CNAT_V4_BULK_POLICY_KNOB; - - mp->port_limit = spp_host_to_net_byte_order_16(345); - mp->icmp_timeout = spp_host_to_net_byte_order_16(300); - mp->udp_init_timeout = spp_host_to_net_byte_order_16(175); - mp->udp_act_timeout = spp_host_to_net_byte_order_16(133); - mp->tcp_init_timeout = spp_host_to_net_byte_order_16(222); - mp->tcp_act_timeout = spp_host_to_net_byte_order_16(2345); - - mp->nat_policy_enable = spp_host_to_net_byte_order_32(0x7); - - mp->global_nfv9_logging_ipv4_address = spp_host_to_net_byte_order_32(0x77777777); - mp->global_nfv9_logging_udp_port = spp_host_to_net_byte_order_16(0x7007); - mp->global_nfv9_refresh_rate = spp_host_to_net_byte_order_16(0x700); - mp->global_nfv9_timeout_rate = spp_host_to_net_byte_order_16(0x70); - mp->global_nfv9_path_mtu = spp_host_to_net_byte_order_16(0x700); - - mp_send = mp; - } - break; - - - default: - printf("\nargv[2] = %d", argv[2]); - printf("\n2. bulk cmd [0=static-port, 1=bulk_vrf, 2=policy_knob+bulk_vrf]"); - return; - - } - platform_send_msg(mp_send); -} - -void cnat_nfv9_delete_cmd (int argc, unsigned long *argv) -{ - spp_api_cnat_v4_config_nfv9_logging_t *mp; - - if (argc != 1) { - printf("nfv9 delete i_vrf "); - return; - } - - mp = spp_msg_api_alloc (sizeof (*mp)); - memset(mp, 0, sizeof (*mp)); - mp->_spp_msg_id = SPP_API_CNAT_V4_CONFIG_NFV9_LOGGING; - mp->enable = 0; - mp->i_vrf = spp_host_to_net_byte_order_16(argv[0]); - platform_send_msg(mp); -} - -void cnat_generic_cmd (int argc, unsigned long *argv) -{ - spp_api_cnat_generic_command_request_t *mp; - - if (argc != 9) { - printf("generic command core type p1 p2 p3 p4 p5 p6 p7 "); - return; - } - - /* - * Allocate a large buffer for message req and resp structure - */ - mp = spp_msg_api_alloc (MAX_DEBUG_BUFFER_SIZE); - memset(mp, 0, MAX_DEBUG_BUFFER_SIZE); - mp->_spp_msg_id = SPP_API_CNAT_GENERIC_COMMAND_REQUEST; - mp->core_num = argv[0]; - mp->params[0] = spp_host_to_net_byte_order_32(argv[1]); - mp->params[1] = spp_host_to_net_byte_order_32(argv[2]); - mp->params[2] = spp_host_to_net_byte_order_32(argv[3]); - mp->params[3] = spp_host_to_net_byte_order_32(argv[4]); - mp->params[4] = spp_host_to_net_byte_order_32(argv[5]); - mp->params[5] = spp_host_to_net_byte_order_32(argv[6]); - mp->params[6] = spp_host_to_net_byte_order_32(argv[7]); - mp->params[7] = spp_host_to_net_byte_order_32(argv[8]); - platform_send_msg(mp); -} - -u32 icmp_sent_timestamps; /* 32 KB array per core */ -u8 v4_pkt_count = 0; - -cnat_icmp_msg_t icmp_msg_gen_allowed () -{ -#ifdef DISABLE_ICMP_THROTTLE_FOR_DEBUG_PURPOSE - return CNAT_ICMP_MSG; -#else - u32 current_timestamp; - spp_node_main_vector_t *nmv; - u32 updated_timestamp; - - v4_pkt_count ++; - - nmv = spp_get_node_main_vectorized_inline(); - - current_timestamp = nmv->ticks / nmv->ticks_per_second; - - PLATFORM_UPDATE_TIMESTAMP - if (PREDICT_FALSE(icmp_sent_timestamps != updated_timestamp)) { - v4_pkt_count = 1; - /* update timestamp */ - icmp_sent_timestamps = updated_timestamp; - } - if (PREDICT_TRUE(v4_pkt_count <= cnat_main_db_icmp_rate_limit_core)) { - return CNAT_ICMP_MSG; - } else { - return CNAT_NO_ICMP_MSG; - } -#endif -} - -u32 v6_icmp_sent_timestamps; /* 32 KB array per core */ -u8 v6_pkt_count = 0; - -cnat_icmp_msg_t v6_icmp_msg_gen_allowed () -{ -#ifdef DISABLE_ICMP_THROTTLE_FOR_DEBUG_PURPOSE - return CNAT_ICMP_MSG; -#else - u32 current_timestamp; - spp_node_main_vector_t *nmv; - u32 updated_timestamp; - - nmv = spp_get_node_main_vectorized_inline(); - - current_timestamp = nmv->ticks / nmv->ticks_per_second; - PLATFORM_UPDATE_TIMESTAMP - v6_pkt_count ++; - - if (PREDICT_FALSE(v6_icmp_sent_timestamps != updated_timestamp)) { - v6_pkt_count = 1; - /* update timestamp */ - v6_icmp_sent_timestamps = updated_timestamp; - } - if (PREDICT_TRUE(v6_pkt_count <= cnat_main_db_icmp_rate_limit_core)) { - return CNAT_ICMP_MSG; - } else { - return CNAT_NO_ICMP_MSG; - } -#endif -} - -u32 v4_udp_crc_zero_timestamps; -u32 v4_udp_crc_zero_pkt_count = 0; -int v4_crc_zero_udp_allowed () -{ - PLATFORM_V4_CRC_ZERO_UDP_ALLOWED - /* Currently not supported for Brahmos. we need to take care of this */ - spp_node_main_vector_t *nmv; - u32 hash_value, current_timestamp; - - nmv = spp_get_node_main_vectorized_inline(); - - current_timestamp = nmv->ticks / nmv->ticks_per_second; - v4_udp_crc_zero_pkt_count++; - if (PREDICT_FALSE(v4_udp_crc_zero_timestamps != current_timestamp)) { - v4_udp_crc_zero_pkt_count = 1; - v4_udp_crc_zero_timestamps = current_timestamp; - } - if (PREDICT_TRUE(v4_udp_crc_zero_pkt_count <= - crc_zero_udp_rate_limit_core)) { - return 1; - } else { - return 0; - } -} - -/* - * ipv4_decr_ttl_n_calc_csum() - * - It decrements the TTL and calculates the incremental IPv4 checksum - */ - -ALWAYS_INLINE( -void ipv4_decr_ttl_n_calc_csum(ipv4_header *ipv4)) -{ - u32 checksum; - u16 old; - - old = ntohs(*(u16 *)&ipv4->ttl); - - /* Decrement TTL */ - ipv4->ttl--; - - /* Calculate incremental checksum */ - checksum = old + (~ntohs(*(u16 *)&ipv4->ttl) & 0xFFFF); - checksum += ntohs(ipv4->checksum); - checksum = (checksum & 0xFFFF) + (checksum >> 16); - ipv4->checksum = htons(checksum + (checksum >> 16)); -} - -ALWAYS_INLINE( -void calc_ipv4_checksum (ipv4_header *ipv4)) -{ - u16 *data = (u16 *) ipv4; - u32 checksum = 0; - - checksum = crc_calc(ipv4); - - /* Now produce the 1's complement */ - ipv4->checksum = spp_host_to_net_byte_order_16(((u16) (~(u16)checksum))); -} - -ALWAYS_INLINE( -void calc_v4_icmp_checksum (icmp_v4_t *icmp, int ipv4_payload_size)) -{ - u16 *data = (u16 *) icmp; - int num_hwords = (ipv4_payload_size)/2; - u32 checksum = 0; - - icmp->checksum = 0; - if (PREDICT_FALSE((ipv4_payload_size%2) != 0)) { - num_hwords += 1; - /* Append 0's in the last octet */ - *((u8 *)data + ipv4_payload_size) = 0; - } - while (num_hwords) { - checksum += (u32)spp_net_to_host_byte_order_16(data++); - num_hwords--; - } - - /* Add in the carry of the original sum */ - checksum = (checksum & 0xFFFF) + (checksum >> 16); - /* Add in the carry of the final sum */ - checksum = (checksum & 0xFFFF) + (checksum >> 16); - /* Now produce the 1's complement */ - icmp->checksum = spp_host_to_net_byte_order_16(((u16) (~(u16)checksum))); -} - -ALWAYS_INLINE( -void calc_v6_icmp_checksum (ipv6_header_t *ipv6, u16 ip_payload_size)) -{ - u16 *data; - u16 *data1; - int i; - icmp_v6_t *icmp; - int num_hwords = (ip_payload_size)/2; - u32 checksum = 0; - pseudo_v6_header_t pseudo_header; - - icmp = (icmp_v6_t *) ((u8 *)ipv6 + IPV6_HDR_LEN); - data = (u16 *) icmp; - icmp->checksum = 0; - -#if 1 - if (PREDICT_FALSE((ip_payload_size%2) != 0)) { - num_hwords += 1; - /* Append 0's in the last octet */ - *((u8 *)data + ip_payload_size) = 0; - } -#endif - - /* construct the pseudo header */ - - pseudo_header.src_addr[0] = ipv6->src_addr[0]; - pseudo_header.src_addr[1] = ipv6->src_addr[1]; - pseudo_header.src_addr[2] = ipv6->src_addr[2]; - pseudo_header.src_addr[3] = ipv6->src_addr[3]; - pseudo_header.dst_addr[0] = ipv6->dst_addr[0]; - pseudo_header.dst_addr[1] = ipv6->dst_addr[1]; - pseudo_header.dst_addr[2] = ipv6->dst_addr[2]; - pseudo_header.dst_addr[3] = ipv6->dst_addr[3]; - pseudo_header.payload_length = spp_host_to_net_byte_order_16(ip_payload_size); - pseudo_header.next_header = spp_host_to_net_byte_order_16(ipv6->next_header); - - data1 = (u16 *) &pseudo_header; - - /* sizeof(pseudo_v6_header_t) = 36 */ - for (i = 0; i < 18; i++) { - checksum += (u32)spp_net_to_host_byte_order_16(data1++); - } - -checksum_calc: - - if (PREDICT_TRUE(num_hwords)) { - checksum += (u32)spp_net_to_host_byte_order_16(data); - num_hwords--; - data++; - goto checksum_calc; - } - - /* Add in the carry of the original sum */ - checksum = (checksum & 0xFFFF) + (checksum >> 16); - /* Add in the carry of the final sum */ - checksum = (checksum & 0xFFFF) + (checksum >> 16); - /* Now produce the 1's complement */ - icmp->checksum = spp_host_to_net_byte_order_16(((u16) (~(u16)checksum))); -} - -void icmp_error_generate_v6 (spp_ctx_t *ctx, u8 icmp_type, - u8 icmp_code, u16 uidb_index) { - - u16 ip_hdr_len, ip_payload_size; - u32 *src_p, * dst_p; - icmp_v6_t *icmp; - int i; - ipv6_header_t *ip_old, *ip_new; - u16 icmp_payload_len; - - /* - * As per RFC 2463, we limit the maximum size of generated ICMPv6 message to * 1280. And hence if the packet is bigger than 1280, then it needs to be - * truncated. Also, if the packet had multiple chained buffers, we need to - * free all chained buffers, except the first one. - */ - free_all_but_first_chained_buffers(ctx); - - ip_hdr_len = IPV6_HDR_LEN; - /* offset to ip payload */ - - ip_old = (ipv6_header_t *)PLATFORM_CTX_CURRENT_HDR; - ip_new = (ipv6_header_t *) ((u8 *) PLATFORM_CTX_CURRENT_HDR - ICMPV6_ERR_SIZE); - icmp = (icmp_v6_t*) ( (u8*)ip_new + ip_hdr_len); - - icmp_payload_len = ip_hdr_len + - spp_net_to_host_byte_order_16(&(ip_old->payload_length)) ; - - ip_payload_size = ICMPV6_HDR_SIZE + icmp_payload_len; - /* - * There is no easy way to predict this case as the probablity that the IPv6 - * pkt is big depends on the type of traffic. Let us optimize the big - * pkt case as it involves more processing - * - * If the pkt size exceeds IPV6_MIN_PATH_MTU truncate it to IPV6_MIN_PATH_MTU - */ - if (PREDICT_TRUE((ip_payload_size + ip_hdr_len) > IPV6_MIN_PATH_MTU)) { - ip_payload_size = IPV6_MIN_PATH_MTU - ip_hdr_len; - } - - /* Following ICMP op has to be after ip header being copied */ - icmp->type = icmp_type; - icmp->code = icmp_code; - - ip_new->version_trafficclass_flowlabel = spp_host_to_net_byte_order_32( - VERSION_TRAFFICCLASS_FLOWLABEL); - ip_new->payload_length = spp_host_to_net_byte_order_16(ip_payload_size); - ip_new->next_header = IPV6_PROTO_ICMPV6; - ip_new->hop_limit = 64; - ip_new->dst_addr[0] = ip_old->src_addr[0]; - ip_new->dst_addr[1] = ip_old->src_addr[1]; - ip_new->dst_addr[2] = ip_old->src_addr[2]; - ip_new->dst_addr[3] = ip_old->src_addr[3]; - - ip_new->src_addr[0] = - spp_host_to_net_byte_order_32(svi_params_array[uidb_index].ipv6_addr[0]); - ip_new->src_addr[1] = - spp_host_to_net_byte_order_32(svi_params_array[uidb_index].ipv6_addr[1]); - ip_new->src_addr[2] = - spp_host_to_net_byte_order_32(svi_params_array[uidb_index].ipv6_addr[2]); - ip_new->src_addr[3] = - spp_host_to_net_byte_order_32(svi_params_array[uidb_index].ipv6_addr[3]); - /* calc checksum for icmp */ - - calc_v6_icmp_checksum(ip_new, ip_payload_size); -#if 0 - printf("Flow = 0x%x\n", ip_new->version_trafficclass_flowlabel); - printf("Hoplimit = 0x%x\n", ip_new->hop_limit); - printf("Length= 0x%x\n", ip_new->payload_length); - printf("Next header = 0x%x\n", ip_new->next_header); - printf("Src add0 = 0x%x\n", ip_new->src_addr[0]); - printf("Src add1 = 0x%x\n", ip_new->src_addr[1]); - printf("Src add2 = 0x%x\n", ip_new->src_addr[2]); - printf("Src add3 = 0x%x\n", ip_new->src_addr[3]); - printf("Dst add0 = 0x%x\n", ip_new->dst_addr[0]); - printf("Dst add1 = 0x%x\n", ip_new->dst_addr[1]); - printf("Dst add2 = 0x%x\n", ip_new->dst_addr[2]); - printf("Dst add3 = 0x%x\n", ip_new->dst_addr[3]); - printf("Icmp type = 0x%x\n", icmp->type); - printf("Icmp code = 0x%x\n", icmp->code); - - printf("\n\nICMP packet:\n"); - for (i = 0; i < 10; i ++) { - printf("0x%x " , *((u8 *)icmp + i)); - if ((i%16) == 15) { - printf("\n"); - } - } -#endif - - ctx->current_header -= ICMPV6_ERR_SIZE; - ctx->current_length = ip_payload_size + ip_hdr_len; - PLATFORM_CNAT_SET_TX_VRF(ctx,uidb_index); -} - -void icmp_error_generate_v2 (ipv4_header *ip, u8 icmp_type, - u8 icmp_code, u16 mtu, u32 src_ip) -{ - - u16 ip_hdr_len, ip_payload_size; - u32 *src_p, * dst_p; - icmp_v4_t *icmp; - - ip_hdr_len = (ip->version_hdr_len_words & 0xf) << 2; /* offset to ip payload */ - icmp = (icmp_v4_t*) ( (u8*)ip + ip_hdr_len); - ip_payload_size = sizeof(icmp_v4_t) + ip_hdr_len + - ICMP_UNREACHABLE_IP_PAYLOAD_SIZE; - - src_p = (u32*) - ((u8*)ip + ip_hdr_len + ICMP_UNREACHABLE_IP_PAYLOAD_SIZE - 4); - dst_p = (u32*) ((u8*)src_p + sizeof(ipv4_header) + - sizeof(icmp_v4_t)); - - while(src_p >= (u32*)ip) *dst_p-- = *src_p--; - - /* Following ICMP op has to be after ip header being copied */ - icmp->type = icmp_type; - icmp->code = icmp_code; - icmp->identifier = 0; - icmp->sequence = 0; - if(PREDICT_FALSE(mtu != 0)) { - icmp->sequence = spp_host_to_net_byte_order_16(mtu); - } - - - /* build icmp header, keep original tos, identification values */ - ip->version_hdr_len_words = 0x45; - ip->total_len_bytes = sizeof(ipv4_header) + ip_payload_size; - ip->total_len_bytes = spp_host_to_net_byte_order_16(ip->total_len_bytes); - ip->frag_flags_offset = 0; - ip->ttl = 64; - ip->protocol = ICMP_PROT; - ip->checksum = 0; - ip->dest_addr = ip->src_addr; - ip->src_addr = spp_host_to_net_byte_order_32(src_ip); - - /* calc checksum for ip and icmp */ - - calc_ipv4_checksum(ip); - calc_v4_icmp_checksum( (icmp_v4_t *) ((u8*) ip + sizeof(ipv4_header)), - ip_payload_size); -} - -void icmp_error_generate (ipv4_header *ip, u8 icmp_type, - u8 icmp_code, u16 uidb_index) { - - u16 ip_hdr_len, ip_payload_size; - u32 *src_p, * dst_p; - icmp_v4_t *icmp; - - ip_hdr_len = (ip->version_hdr_len_words & 0xf) << 2; /* offset to ip payload */ - icmp = (icmp_v4_t*) ( (u8*)ip + ip_hdr_len); - ip_payload_size = sizeof(icmp_v4_t) + ip_hdr_len + - ICMP_UNREACHABLE_IP_PAYLOAD_SIZE; - - src_p = (u32*) - ((u8*)ip + ip_hdr_len + ICMP_UNREACHABLE_IP_PAYLOAD_SIZE - 4); - dst_p = (u32*) ((u8*)src_p + sizeof(ipv4_header) + - sizeof(icmp_v4_t)); - - while(src_p >= (u32*)ip) *dst_p-- = *src_p--; - - /* Following ICMP op has to be after ip header being copied */ - icmp->type = icmp_type; - icmp->code = icmp_code; - icmp->identifier = 0; - icmp->sequence = 0; - - - /* build icmp header, keep original tos, identification values */ - ip->version_hdr_len_words = 0x45; - ip->total_len_bytes = sizeof(ipv4_header) + ip_payload_size; - ip->total_len_bytes = spp_host_to_net_byte_order_16(ip->total_len_bytes); - ip->frag_flags_offset = 0; - ip->ttl = 64; - ip->protocol = ICMP_PROT; - ip->checksum = 0; - ip->dest_addr = ip->src_addr; - - ip->src_addr = spp_host_to_net_byte_order_32(svi_params_array[uidb_index].ipv4_addr); - - /* calc checksum for ip and icmp */ - - calc_ipv4_checksum(ip); - calc_v4_icmp_checksum( (icmp_v4_t *) ((u8*) ip + sizeof(ipv4_header)), - ip_payload_size); -#if 0 - printf("version_hdr_len_words = 0x%x\n", ip->version_hdr_len_words); - printf("total_len_bytes = 0x%x\n", ip->total_len_bytes); - printf("Frag = 0x%x\n", ip->frag_flags_offset); - printf("ttl = 0x%x\n", ip->ttl); - printf("Protocol = 0x%x\n", ip->protocol); - printf("checksum = 0x%x\n", ip->checksum); - printf("Dest addr = 0x%x\n", ip->dest_addr); - printf("Src addr = 0x%x\n", ip->src_addr); - printf("Icmp type = 0x%x\n", icmp->type); - printf("Icmp code = 0x%x\n", icmp->code); -#endif - -} - -int icmpv4_generate_with_throttling_v2 (spp_ctx_t *ctx, ipv4_header *ipv4, - int icmp_type, int icmp_code, - u16 mtu, u32 src_ip) -{ - u16 ip_hdr_len; - icmp_v4_t *icmp; - u16 rx_uidb_index = ctx->ru.rx.uidb_index; - if (icmp_msg_gen_allowed()) { - free_all_but_first_chained_buffers(ctx); - icmp_error_generate_v2(ipv4, icmp_type, icmp_code, mtu, src_ip); - ctx->current_length = (u16) - ((u8*)ctx->current_header - ctx->packet_data) + - spp_net_to_host_byte_order_16(&ipv4->total_len_bytes); - PLATFORM_CNAT_SET_TX_VRF(ctx,rx_uidb_index); - return 1; - } else { - return 0; - } -} - -int icmpv4_generate_with_throttling (spp_ctx_t *ctx, ipv4_header *ipv4, - u16 rx_uidb_index) -{ - int icmp_type; - int icmp_code; - - if (icmp_msg_gen_allowed()) { - /* ICMP error would be small, so one buffer is enough. Clear the other */ - free_all_but_first_chained_buffers(ctx); - - icmp_type = ICMPV4_TIMEEXCEEDED; - icmp_code = ICMPV4_TIMTTL; - icmp_error_generate(ipv4, icmp_type, icmp_code, rx_uidb_index); - ctx->current_length = (u16) - ((u8*)ctx->current_header - ctx->packet_data) + - spp_net_to_host_byte_order_16(&ipv4->total_len_bytes); - PLATFORM_CNAT_SET_TX_VRF(ctx,rx_uidb_index); - return 1; - } else { - return 0; - } -} - -int icmpv4_generate_with_throttling_v1 (spp_ctx_t *ctx, ipv4_header *ipv4, - u16 rx_uidb_index, u32 type, u32 code) -{ - if (icmp_msg_gen_allowed()) { - /* ICMP error would be small, so one buffer is enough. Clear the other */ - free_all_but_first_chained_buffers(ctx); - - icmp_error_generate(ipv4, type, code, rx_uidb_index); - ctx->current_length = (u16) - ((u8*)ctx->current_header - ctx->packet_data) + - spp_net_to_host_byte_order_16(&ipv4->total_len_bytes); - PLATFORM_CNAT_SET_TX_VRF(ctx,rx_uidb_index); - return 1; - } else { - return 0; - } -} - - -int icmpv6_generate_with_throttling (spp_ctx_t *ctx, ipv6_header_t *ipv6, - u16 rx_uidb_index) -{ - int icmp_type; - int icmp_code; - - if (v6_icmp_msg_gen_allowed()) { - icmp_type = ICMPV6_TIMEEXCEEDED; - icmp_code = ICMPV6_TIMTTL; - icmp_error_generate_v6(ctx, icmp_type, icmp_code, rx_uidb_index); - return 1; - } else { - return 0; - } -} - -int icmpv6_generate_with_throttling_v1 (spp_ctx_t *ctx, ipv6_header_t *ipv6, - u16 rx_uidb_index, u32 type, u32 code) -{ - - if (v6_icmp_msg_gen_allowed()) { - icmp_error_generate_v6(ctx, type, code, rx_uidb_index); - return 1; - } else { - return 0; - } -} -#endif - -void calculate_window_scale(tcp_hdr_type *tcp_header, u8 *scale) { - - u8 check_options = 0; - - *scale = 0; - check_options = ((tcp_header->flags & TCP_FLAG_SYN) && - (((tcp_header->hdr_len>>4) << 2) > sizeof(tcp_hdr_type))); - - if (PREDICT_FALSE(check_options)) { - u8 *options_ptr = tcp_findoption(tcp_header, TCP_OPTION_WINDOW_SCALE); - - /* - * TCP option field: | kind 1B | len 1B | value 2B| - * where kind != [0, 1] - */ - if (PREDICT_TRUE(options_ptr && - (options_ptr[1] == TCP_OPTION_WINDOW_SCALE))) { - u8 *ptr = (u8*)(options_ptr + 2); - *scale = *ptr; - - if(PREDICT_FALSE(*scale >= 14)) { - *scale = 14; - } - - return; - } - } -} - -#if 0 -ALWAYS_INLINE( -void cnat_log_nat44_tcp_seq_mismatch( - cnat_main_db_entry_t *db, - cnat_vrfmap_t *vrfmap)) -{ - /* As of now, Netflow does not require this to be logged - * So only syslog - */ - if(PREDICT_TRUE(db->flags & CNAT_TAC_SEQ_MISMATCH)) { - /* Already logged ..*/ - return; - } - /* else, set the flag and call the log API */ - - db->flags = db->flags | CNAT_TAC_SEQ_MISMATCH; - - cnat_syslog_nat44_tcp_seq_mismatch(db, vrfmap); -} - - -static int cnat_util_init (void *notused) -{ - /* run SPP_API_CNAT_PORTMAP_CREATE first*/ - spp_msg_api_set_handler(SPP_API_CNAT_PORT_ALLOCATE, - spp_api_cnat_port_allocate_t_handler); - - - spp_msg_api_set_handler(SPP_API_CNAT_PORT_CLEAR, - spp_api_cnat_port_clear_t_handler); - - /* run vrfmap config first */ - spp_msg_api_set_handler(SPP_API_CNAT_PORT_CREATE, - spp_api_cnat_port_create_t_handler); - - spp_msg_api_set_handler(SPP_API_CNAT_PORT_DELETE, - spp_api_cnat_port_delete_t_handler); - return 0; -} - -void -print_ipv6_pkt (ipv6_header_t *ip) -{ - u32 i, total_len, l4_len=0; - - u8 *pkt = (u8 *) ip; - - total_len = spp_net_to_host_byte_order_16(&ip->payload_length); - - /* we rarely need to debug > 200 bytes of packet */ - if(total_len > 200) { - total_len = 200; - } - - printf("\n======== PRINTING PKT START======\n"); - printf("======== IPv6 PAYLOAD LEN %d ===========\n", total_len); - for (i=0; i < 40; i++) { - printf(" %02X ", *(pkt + i)); - if(i%16==15) - printf("\n"); - } - - if (ip->next_header == IPV6_PROTO_TCP) { - printf("\n======== TCP HEADER =================\n"); - l4_len = 20; - } - else if (ip->next_header == IPV6_PROTO_UDP) { - printf("\n======== UDP HEADER =================\n"); - l4_len = 8; - } - else if (ip->next_header == IPV6_PROTO_ICMPV6) { - printf("\n======== ICMP HEADER =================\n"); - l4_len = 8; - } - - for (i=40; i < (l4_len + 40); i++) { - printf(" %02X ", *(pkt + i)); - } - - printf("\n======== LAYER4 PAYLOAD ===================\n"); - for (i=(l4_len + 40); i < total_len; i++) { - printf(" %02X ", *(pkt + i)); - if(i%16==15) - printf("\n"); - } - - printf("\n======== PRINTING PKT END =======\n"); -} - - - -PLATFORM_SPP_INIT_FUNCTION(cnat_util_init); -#endif -- cgit 1.2.3-korg