diff options
Diffstat (limited to 'vnet/vnet/l2/l2_fib.c')
-rw-r--r-- | vnet/vnet/l2/l2_fib.c | 857 |
1 files changed, 0 insertions, 857 deletions
diff --git a/vnet/vnet/l2/l2_fib.c b/vnet/vnet/l2/l2_fib.c deleted file mode 100644 index d34836e33d0..00000000000 --- a/vnet/vnet/l2/l2_fib.c +++ /dev/null @@ -1,857 +0,0 @@ -/* - * l2_fib.c : layer 2 forwarding table (aka mac table) - * - * Copyright (c) 2013 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 <vlib/vlib.h> -#include <vnet/vnet.h> -#include <vnet/pg/pg.h> -#include <vnet/ethernet/ethernet.h> -#include <vlib/cli.h> - -#include <vppinfra/error.h> -#include <vppinfra/hash.h> -#include <vnet/l2/l2_input.h> -#include <vnet/l2/l2_fib.h> -#include <vnet/l2/l2_learn.h> -#include <vnet/l2/l2_bd.h> - -#include <vppinfra/bihash_template.c> - -/** - * @file - * @brief Ethernet MAC Address FIB Table Management. - * - * The MAC Address forwarding table for bridge-domains is called the l2fib. - * Entries are added automatically as part of mac learning, but MAC Addresses - * entries can also be added manually. - * - */ - -typedef struct -{ - - /* hash table */ - BVT (clib_bihash) mac_table; - - /* convenience variables */ - vlib_main_t *vlib_main; - vnet_main_t *vnet_main; -} l2fib_main_t; - -l2fib_main_t l2fib_main; - - -/** Format sw_if_index. If the value is ~0, use the text "N/A" */ -u8 * -format_vnet_sw_if_index_name_with_NA (u8 * s, va_list * args) -{ - vnet_main_t *vnm = va_arg (*args, vnet_main_t *); - u32 sw_if_index = va_arg (*args, u32); - if (sw_if_index == ~0) - return format (s, "N/A"); - else - return format (s, "%U", - format_vnet_sw_interface_name, vnm, - vnet_get_sw_interface (vnm, sw_if_index)); -} - -void -l2fib_table_dump (u32 bd_index, l2fib_entry_key_t ** l2fe_key, - l2fib_entry_result_t ** l2fe_res) -{ - l2fib_main_t *msm = &l2fib_main; - BVT (clib_bihash) * h = &msm->mac_table; - clib_bihash_bucket_t *b; - BVT (clib_bihash_value) * v; - l2fib_entry_key_t key; - l2fib_entry_result_t result; - int i, j, k; - - for (i = 0; i < h->nbuckets; i++) - { - b = &h->buckets[i]; - if (b->offset == 0) - continue; - v = BV (clib_bihash_get_value) (h, b->offset); - for (j = 0; j < (1 << b->log2_pages); j++) - { - for (k = 0; k < BIHASH_KVP_PER_PAGE; k++) - { - if (v->kvp[k].key == ~0ULL && v->kvp[k].value == ~0ULL) - continue; - - key.raw = v->kvp[k].key; - result.raw = v->kvp[k].value; - - if ((bd_index == ~0) || (bd_index == key.fields.bd_index)) - { - vec_add1 (*l2fe_key, key); - vec_add1 (*l2fe_res, result); - } - } - v++; - } - } -} - -/** Display the contents of the l2fib. */ -static clib_error_t * -show_l2fib (vlib_main_t * vm, - unformat_input_t * input, vlib_cli_command_t * cmd) -{ - bd_main_t *bdm = &bd_main; - l2fib_main_t *msm = &l2fib_main; - l2_bridge_domain_t *bd_config; - BVT (clib_bihash) * h = &msm->mac_table; - clib_bihash_bucket_t *b; - BVT (clib_bihash_value) * v; - l2fib_entry_key_t key; - l2fib_entry_result_t result; - u32 first_entry = 1; - u64 total_entries = 0; - int i, j, k; - u8 verbose = 0; - u8 raw = 0; - u32 bd_id, bd_index = ~0; - u8 now = (u8) (vlib_time_now (vm) / 60); - u8 *s = 0; - - if (unformat (input, "raw")) - raw = 1; - else if (unformat (input, "verbose")) - verbose = 1; - else if (unformat (input, "bd_index %d", &bd_index)) - verbose = 1; - else if (unformat (input, "bd_id %d", &bd_id)) - { - uword *p = hash_get (bdm->bd_index_by_bd_id, bd_id); - if (p) - { - verbose = 1; - bd_index = p[0]; - } - else - { - vlib_cli_output (vm, "no such bridge domain id"); - return 0; - } - } - - for (i = 0; i < h->nbuckets; i++) - { - b = &h->buckets[i]; - if (b->offset == 0) - continue; - v = BV (clib_bihash_get_value) (h, b->offset); - for (j = 0; j < (1 << b->log2_pages); j++) - { - for (k = 0; k < BIHASH_KVP_PER_PAGE; k++) - { - if (v->kvp[k].key == ~0ULL && v->kvp[k].value == ~0ULL) - continue; - - if (verbose && first_entry) - { - first_entry = 0; - vlib_cli_output (vm, - "%=19s%=7s%=30s%=7s%=8s%=8s%=5s%=16s", - "Mac Address", "BD Idx", "Interface", - "Index", "static", "filter", "bvi", - "Mac Age (min)"); - } - - key.raw = v->kvp[k].key; - result.raw = v->kvp[k].value; - - if (verbose - & ((bd_index >> 31) || (bd_index == key.fields.bd_index))) - { - bd_config = vec_elt_at_index (l2input_main.bd_configs, - key.fields.bd_index); - - if (bd_config->mac_age) - { - i16 delta = now - result.fields.timestamp; - delta += delta < 0 ? 256 : 0; - s = format (s, "%d", delta); - } - else - s = format (s, "disabled"); - - vlib_cli_output (vm, - "%=19U%=7d%=30U%=7d%=8d%=8d%=5d%=16v", - format_ethernet_address, key.fields.mac, - key.fields.bd_index, - format_vnet_sw_if_index_name_with_NA, - msm->vnet_main, result.fields.sw_if_index, - result.fields.sw_if_index == ~0 - ? -1 : result.fields.sw_if_index, - result.fields.static_mac, - result.fields.filter, - result.fields.bvi, s); - vec_reset_length (s); - } - total_entries++; - } - v++; - } - } - - if (total_entries == 0) - vlib_cli_output (vm, "no l2fib entries"); - else - vlib_cli_output (vm, "%lld l2fib entries", total_entries); - - if (raw) - vlib_cli_output (vm, "Raw Hash Table:\n%U\n", - BV (format_bihash), h, 1 /* verbose */ ); - - vec_free (s); - return 0; -} - -/*? - * This command dispays the MAC Address entries of the L2 FIB table. - * Output can be filtered to just get the number of MAC Addresses or display - * each MAC Address for all bridge domains or just a single bridge domain. - * - * @cliexpar - * Example of how to display the number of MAC Address entries in the L2 - * FIB table: - * @cliexstart{show l2fib} - * 3 l2fib entries - * @cliexend - * Example of how to display all the MAC Address entries in the L2 - * FIB table: - * @cliexstart{show l2fib verbose} - * Mac Address BD Idx Interface Index static filter bvi refresh timestamp - * 52:54:00:53:18:33 1 GigabitEthernet0/8/0.200 3 0 0 0 0 0 - * 52:54:00:53:18:55 1 GigabitEthernet0/8/0.200 3 1 0 0 0 0 - * 52:54:00:53:18:77 1 N/A -1 1 1 0 0 0 - * 3 l2fib entries - * @cliexend -?*/ -/* *INDENT-OFF* */ -VLIB_CLI_COMMAND (show_l2fib_cli, static) = { - .path = "show l2fib", - .short_help = "show l2fib [verbose | bd_id <nn> | bd_index <nn> | raw]", - .function = show_l2fib, -}; -/* *INDENT-ON* */ - - -/* Remove all entries from the l2fib */ -void -l2fib_clear_table (uint keep_static) -{ - l2fib_main_t *mp = &l2fib_main; - - if (keep_static) - { - /* TODO: remove only non-static entries */ - } - else - { - /* Remove all entries */ - BV (clib_bihash_free) (&mp->mac_table); - BV (clib_bihash_init) (&mp->mac_table, "l2fib mac table", - L2FIB_NUM_BUCKETS, L2FIB_MEMORY_SIZE); - } - - l2learn_main.global_learn_count = 0; -} - -/** Clear all entries in L2FIB. - * @TODO: Later we may want a way to remove only the non-static entries - */ -static clib_error_t * -clear_l2fib (vlib_main_t * vm, - unformat_input_t * input, vlib_cli_command_t * cmd) -{ - l2fib_clear_table (0); - return 0; -} - -/*? - * This command clears all the MAC Address entries from the L2 FIB table. - * - * @cliexpar - * Example of how to clear the L2 FIB Table: - * @cliexcmd{clear l2fib} - * Example to show the L2 FIB Table has been cleared: - * @cliexstart{show l2fib verbose} - * no l2fib entries - * @cliexend -?*/ -/* *INDENT-OFF* */ -VLIB_CLI_COMMAND (clear_l2fib_cli, static) = { - .path = "clear l2fib", - .short_help = "clear l2fib", - .function = clear_l2fib, -}; -/* *INDENT-ON* */ - - -/** - * Add an entry to the l2fib. - * If the entry already exists then overwrite it - */ -void -l2fib_add_entry (u64 mac, - u32 bd_index, - u32 sw_if_index, u32 static_mac, u32 filter_mac, u32 bvi_mac) -{ - l2fib_entry_key_t key; - l2fib_entry_result_t result; - __attribute__ ((unused)) u32 bucket_contents; - l2fib_main_t *mp = &l2fib_main; - BVT (clib_bihash_kv) kv; - - /* set up key */ - key.raw = l2fib_make_key ((u8 *) & mac, bd_index); - - /* set up result */ - result.raw = 0; /* clear all fields */ - result.fields.sw_if_index = sw_if_index; - result.fields.static_mac = static_mac; - result.fields.filter = filter_mac; - result.fields.bvi = bvi_mac; - - kv.key = key.raw; - kv.value = result.raw; - - BV (clib_bihash_add_del) (&mp->mac_table, &kv, 1 /* is_add */ ); - - /* increment counter if dynamically learned mac */ - if (result.fields.static_mac) - { - l2learn_main.global_learn_count++; - } -} - -/** - * Add an entry to the L2FIB. - * The CLI format is: - * l2fib add <mac> <bd> <intf> [static] [bvi] - * l2fib add <mac> <bd> filter - * Note that filter and bvi entries are always static - */ -static clib_error_t * -l2fib_add (vlib_main_t * vm, - unformat_input_t * input, vlib_cli_command_t * cmd) -{ - bd_main_t *bdm = &bd_main; - vnet_main_t *vnm = vnet_get_main (); - clib_error_t *error = 0; - u64 mac; - u32 bd_id; - u32 bd_index; - u32 sw_if_index = ~0; - u32 filter_mac = 0; - u32 static_mac = 0; - u32 bvi_mac = 0; - uword *p; - - if (!unformat_user (input, unformat_ethernet_address, &mac)) - { - error = clib_error_return (0, "expected mac address `%U'", - format_unformat_error, input); - goto done; - } - - if (!unformat (input, "%d", &bd_id)) - { - error = clib_error_return (0, "expected bridge domain ID `%U'", - format_unformat_error, input); - goto done; - } - - p = hash_get (bdm->bd_index_by_bd_id, bd_id); - if (!p) - { - error = clib_error_return (0, "bridge domain ID %d invalid", bd_id); - goto done; - } - bd_index = p[0]; - - if (unformat (input, "filter")) - { - filter_mac = 1; - static_mac = 1; - - } - else - { - - if (!unformat_user - (input, unformat_vnet_sw_interface, vnm, &sw_if_index)) - { - error = clib_error_return (0, "unknown interface `%U'", - format_unformat_error, input); - goto done; - } - if (unformat (input, "static")) - { - static_mac = 1; - } - else if (unformat (input, "bvi")) - { - bvi_mac = 1; - static_mac = 1; - } - } - - l2fib_add_entry (mac, bd_index, sw_if_index, static_mac, filter_mac, - bvi_mac); - -done: - return error; -} - -/*? - * This command adds a MAC Address entry to the L2 FIB table - * of an existing bridge-domain. The MAC Address can be static - * or dynamic. This command also allows a filter to be added, - * such that packets with given MAC Addresses (source mac or - * destination mac match) are dropped. - * - * @cliexpar - * Example of how to add a dynamic MAC Address entry to the L2 FIB table - * of a bridge-domain (where 200 is the bridge-domain-id): - * @cliexcmd{l2fib add 52:54:00:53:18:33 200 GigabitEthernet0/8/0.200} - * Example of how to add a static MAC Address entry to the L2 FIB table - * of a bridge-domain (where 200 is the bridge-domain-id): - * @cliexcmd{l2fib add 52:54:00:53:18:55 200 GigabitEthernet0/8/0.200 static} - * Example of how to add a filter such that a packet with the given MAC - * Address will be dropped in a given bridge-domain (where 200 is the - * bridge-domain-id): - * @cliexcmd{l2fib add 52:54:00:53:18:77 200 filter} - * Example of show command of the provisioned MAC Addresses and filters: - * @cliexstart{show l2fib verbose} - * Mac Address BD Idx Interface Index static filter bvi refresh timestamp - * 52:54:00:53:18:33 1 GigabitEthernet0/8/0.200 3 0 0 0 0 0 - * 52:54:00:53:18:55 1 GigabitEthernet0/8/0.200 3 1 0 0 0 0 - * 52:54:00:53:18:77 1 N/A -1 1 1 0 0 0 - * 3 l2fib entries - * @cliexend -?*/ -/* *INDENT-OFF* */ -VLIB_CLI_COMMAND (l2fib_add_cli, static) = { - .path = "l2fib add", - .short_help = "l2fib add <mac> <bridge-domain-id> filter | <intf> [static | bvi]", - .function = l2fib_add, -}; -/* *INDENT-ON* */ - - -static clib_error_t * -l2fib_test_command_fn (vlib_main_t * vm, - unformat_input_t * input, vlib_cli_command_t * cmd) -{ - clib_error_t *error = 0; - u64 mac, save_mac; - u32 bd_index = 0; - u32 sw_if_index = 8; - u32 filter_mac = 0; - u32 bvi_mac = 0; - u32 is_add = 0; - u32 is_del = 0; - u32 is_check = 0; - u32 count = 1; - int mac_set = 0; - int i; - - while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) - { - if (unformat (input, "mac %U", unformat_ethernet_address, &mac)) - mac_set = 1; - else if (unformat (input, "add")) - is_add = 1; - else if (unformat (input, "del")) - is_del = 1; - else if (unformat (input, "check")) - is_check = 1; - else if (unformat (input, "count %d", &count)) - ; - else - break; - } - - if (mac_set == 0) - return clib_error_return (0, "mac not set"); - - if (is_add == 0 && is_del == 0 && is_check == 0) - return clib_error_return (0, - "noop: pick at least one of (add,del,check)"); - - save_mac = mac; - - if (is_add) - { - for (i = 0; i < count; i++) - { - u64 tmp; - l2fib_add_entry (mac, bd_index, sw_if_index, mac, - filter_mac, bvi_mac); - tmp = clib_net_to_host_u64 (mac); - tmp >>= 16; - tmp++; - tmp <<= 16; - mac = clib_host_to_net_u64 (tmp); - } - } - - if (is_check) - { - BVT (clib_bihash_kv) kv; - l2fib_main_t *mp = &l2fib_main; - - mac = save_mac; - - for (i = 0; i < count; i++) - { - u64 tmp; - kv.key = l2fib_make_key ((u8 *) & mac, bd_index); - if (BV (clib_bihash_search) (&mp->mac_table, &kv, &kv)) - { - clib_warning ("key %U AWOL", format_ethernet_address, &mac); - break; - } - tmp = clib_net_to_host_u64 (mac); - tmp >>= 16; - tmp++; - tmp <<= 16; - mac = clib_host_to_net_u64 (tmp); - } - } - - if (is_del) - { - for (i = 0; i < count; i++) - { - u64 tmp; - - l2fib_del_entry (mac, bd_index); - - tmp = clib_net_to_host_u64 (mac); - tmp >>= 16; - tmp++; - tmp <<= 16; - mac = clib_host_to_net_u64 (tmp); - } - } - - return error; -} - -/*? - * The set of '<em>test l2fib</em>' commands allow the L2 FIB table of the default - * bridge domain (bridge-domain-id of 0) to be modified. - * - * @cliexpar - * @parblock - * Example of how to add a set of 4 sequential MAC Address entries to L2 - * FIB table of the default bridge-domain: - * @cliexcmd{test l2fib add mac 52:54:00:53:00:00 count 4} - * - * Show the set of 4 sequential MAC Address entries that were added: - * @cliexstart{show l2fib verbose} - * Mac Address BD Idx Interface Index static filter bvi refresh timestamp - * 52:54:00:53:00:00 0 GigabitEthernet0/8/0.300 8 0 0 0 0 0 - * 52:54:00:53:00:01 0 GigabitEthernet0/8/0.300 8 0 0 0 0 0 - * 52:54:00:53:00:03 0 GigabitEthernet0/8/0.300 8 0 0 0 0 0 - * 52:54:00:53:00:02 0 GigabitEthernet0/8/0.300 8 0 0 0 0 0 - * 4 l2fib entries - * @cliexend - * - * Example of how to check that the set of 4 sequential MAC Address - * entries were added to L2 FIB table of the default - * bridge-domain. Used a count of 5 to produce an error: - * - * @cliexcmd{test l2fib check mac 52:54:00:53:00:00 count 5} - * The output of the check command is in the log files. Log file - * location may vary based on your OS and Version: - * - * <b><em># tail -f /var/log/messages | grep l2fib_test_command_fn</em></b> - * - * Sep 7 17:15:24 localhost vnet[4952]: l2fib_test_command_fn:446: key 52:54:00:53:00:04 AWOL - * - * Example of how to delete a set of 4 sequential MAC Address entries - * from L2 FIB table of the default bridge-domain: - * @cliexcmd{test l2fib del mac 52:54:00:53:00:00 count 4} - * @endparblock -?*/ -/* *INDENT-OFF* */ -VLIB_CLI_COMMAND (l2fib_test_command, static) = { - .path = "test l2fib", - .short_help = "test l2fib [add|del|check] mac <base-addr> count <nn>", - .function = l2fib_test_command_fn, -}; -/* *INDENT-ON* */ - - -/** - * Delete an entry from the l2fib. - * Return 0 if the entry was deleted, or 1 if it was not found - */ -u32 -l2fib_del_entry (u64 mac, u32 bd_index) -{ - - l2fib_entry_result_t result; - l2fib_main_t *mp = &l2fib_main; - BVT (clib_bihash_kv) kv; - - /* set up key */ - kv.key = l2fib_make_key ((u8 *) & mac, bd_index); - - if (BV (clib_bihash_search) (&mp->mac_table, &kv, &kv)) - return 1; - - result.raw = kv.value; - - /* decrement counter if dynamically learned mac */ - if (result.fields.static_mac) - { - if (l2learn_main.global_learn_count > 0) - { - l2learn_main.global_learn_count--; - } - } - - /* Remove entry from hash table */ - BV (clib_bihash_add_del) (&mp->mac_table, &kv, 0 /* is_add */ ); - return 0; -} - -/** - * Delete an entry from the L2FIB. - * The CLI format is: - * l2fib del <mac> <bd-id> - */ -static clib_error_t * -l2fib_del (vlib_main_t * vm, - unformat_input_t * input, vlib_cli_command_t * cmd) -{ - bd_main_t *bdm = &bd_main; - clib_error_t *error = 0; - u64 mac; - u32 bd_id; - u32 bd_index; - uword *p; - - if (!unformat_user (input, unformat_ethernet_address, &mac)) - { - error = clib_error_return (0, "expected mac address `%U'", - format_unformat_error, input); - goto done; - } - - if (!unformat (input, "%d", &bd_id)) - { - error = clib_error_return (0, "expected bridge domain ID `%U'", - format_unformat_error, input); - goto done; - } - - p = hash_get (bdm->bd_index_by_bd_id, bd_id); - if (!p) - { - error = clib_error_return (0, "bridge domain ID %d invalid", bd_id); - goto done; - } - bd_index = p[0]; - - /* Delete the entry */ - if (l2fib_del_entry (mac, bd_index)) - { - error = clib_error_return (0, "mac entry not found"); - goto done; - } - -done: - return error; -} - -/*? - * This command deletes an existing MAC Address entry from the L2 FIB - * table of an existing bridge-domain. - * - * @cliexpar - * Example of how to delete a MAC Address entry from the L2 FIB table of a bridge-domain (where 200 is the bridge-domain-id): - * @cliexcmd{l2fib del 52:54:00:53:18:33 200} -?*/ -/* *INDENT-OFF* */ -VLIB_CLI_COMMAND (l2fib_del_cli, static) = { - .path = "l2fib del", - .short_help = "l2fib del <mac> <bridge-domain-id>", - .function = l2fib_del, -}; -/* *INDENT-ON* */ - - -BVT (clib_bihash) * get_mac_table (void) -{ - l2fib_main_t *mp = &l2fib_main; - return &mp->mac_table; -} - -static uword -l2fib_mac_age_scanner_process (vlib_main_t * vm, vlib_node_runtime_t * rt, - vlib_frame_t * f) -{ - uword event_type, *event_data = 0; - l2fib_main_t *msm = &l2fib_main; - l2_bridge_domain_t *bd_config; - BVT (clib_bihash) * h = &msm->mac_table; - clib_bihash_bucket_t *b; - BVT (clib_bihash_value) * v; - l2fib_entry_key_t key; - l2fib_entry_result_t result; - int i, j, k; - bool enabled = 0; - f64 start_time, last_run_duration = 0, t; - i16 delta; - - while (1) - { - if (enabled) - vlib_process_wait_for_event_or_clock (vm, 60 - last_run_duration); - else - vlib_process_wait_for_event (vm); - - event_type = vlib_process_get_events (vm, &event_data); - vec_reset_length (event_data); - - switch (event_type) - { - case ~0: - break; - case L2_MAC_AGE_PROCESS_EVENT_START: - enabled = 1; - break; - case L2_MAC_AGE_PROCESS_EVENT_STOP: - enabled = 0; - continue; - default: - ASSERT (0); - } - last_run_duration = start_time = vlib_time_now (vm); - for (i = 0; i < h->nbuckets; i++) - { - /* Allow no more than 10us without a pause */ - t = vlib_time_now (vm); - if (t > start_time + 10e-6) - { - vlib_process_suspend (vm, 100e-6); /* suspend for 100 us */ - start_time = vlib_time_now (vm); - } - - if (i < (h->nbuckets - 3)) - { - b = &h->buckets[i + 3]; - CLIB_PREFETCH (b, CLIB_CACHE_LINE_BYTES, LOAD); - b = &h->buckets[i + 1]; - if (b->offset) - { - v = BV (clib_bihash_get_value) (h, b->offset); - CLIB_PREFETCH (v, CLIB_CACHE_LINE_BYTES, LOAD); - } - } - - b = &h->buckets[i]; - if (b->offset == 0) - continue; - v = BV (clib_bihash_get_value) (h, b->offset); - for (j = 0; j < (1 << b->log2_pages); j++) - { - for (k = 0; k < BIHASH_KVP_PER_PAGE; k++) - { - if (v->kvp[k].key == ~0ULL && v->kvp[k].value == ~0ULL) - continue; - - key.raw = v->kvp[k].key; - result.raw = v->kvp[k].value; - - if (result.fields.static_mac) - continue; - - bd_config = vec_elt_at_index (l2input_main.bd_configs, - key.fields.bd_index); - - if (bd_config->mac_age == 0) - continue; - - delta = (u8) (start_time / 60) - result.fields.timestamp; - delta += delta < 0 ? 256 : 0; - - if (delta > bd_config->mac_age) - { - void *p = &key.fields.mac; - l2fib_del_entry (*(u64 *) p, key.fields.bd_index); - } - } - v++; - } - } - last_run_duration = vlib_time_now (vm) - last_run_duration; - } - return 0; -} - -/* *INDENT-OFF* */ -VLIB_REGISTER_NODE (l2fib_mac_age_scanner_process_node) = { - .function = l2fib_mac_age_scanner_process, - .type = VLIB_NODE_TYPE_PROCESS, - .name = "l2fib-mac-age-scanner-process", -}; -/* *INDENT-ON* */ - -clib_error_t * -l2fib_init (vlib_main_t * vm) -{ - l2fib_main_t *mp = &l2fib_main; - l2fib_entry_key_t test_key; - u8 test_mac[6]; - - mp->vlib_main = vm; - mp->vnet_main = vnet_get_main (); - - /* Create the hash table */ - BV (clib_bihash_init) (&mp->mac_table, "l2fib mac table", - L2FIB_NUM_BUCKETS, L2FIB_MEMORY_SIZE); - - /* verify the key constructor is good, since it is endian-sensitive */ - memset (test_mac, 0, sizeof (test_mac)); - test_mac[0] = 0x11; - test_key.raw = 0; - test_key.raw = l2fib_make_key ((u8 *) & test_mac, 0x1234); - ASSERT (test_key.fields.mac[0] == 0x11); - ASSERT (test_key.fields.bd_index == 0x1234); - - return 0; -} - -VLIB_INIT_FUNCTION (l2fib_init); - -/* - * fd.io coding-style-patch-verification: ON - * - * Local Variables: - * eval: (c-set-style "gnu") - * End: - */ |