/* * Copyright (c) 2015 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 included_vnet_ping_h #define included_vnet_ping_h #include <vnet/ip/ip.h> #include <vnet/ip/lookup.h> typedef enum { PING_RESPONSE_IP6 = 42, PING_RESPONSE_IP4, } ping_response_type_t; #define foreach_ip46_ping_result \ _ (OK, "OK") \ _ (ALLOC_FAIL, "packet allocation failed") \ _ (NO_INTERFACE, "no egress interface") \ _ (NO_TABLE, "no FIB table for lookup") \ _ (NO_SRC_ADDRESS, "no source address for egress interface") \ _ (NO_BUFFERS, "could not allocate a new buffer") \ typedef enum { #define _(v, s) SEND_PING_##v, foreach_ip46_ping_result #undef _ } send_ip46_ping_result_t; /* * Currently running ping command. */ typedef struct ping_run_t { u16 icmp_id; uword cli_process_id; } ping_run_t; typedef struct ping_main_t { ip6_main_t *ip6_main; ip4_main_t *ip4_main; /* a vector of current ping runs. */ ping_run_t *active_ping_runs; /* a lock held while add/remove/search on active_ping_runs */ clib_spinlock_t ping_run_check_lock; } ping_main_t; extern ping_main_t ping_main; #define PING_DEFAULT_DATA_LEN 60 #define PING_DEFAULT_INTERVAL 1.0 #define PING_MAXIMUM_DATA_SIZE 32768 #define PING_CLI_UNKNOWN_NODE (~0) /* *INDENT-OFF* */ typedef CLIB_PACKED (struct { u16 id; u16 seq; u64 time_sent; u8 data[0]; }) icmp46_echo_request_t; /* *INDENT-ON* */ typedef enum { ICMP46_ECHO_REPLY_NEXT_DROP, ICMP46_ECHO_REPLY_NEXT_PUNT, ICMP46_ECHO_REPLY_N_NEXT, } icmp46_echo_reply_next_t; #endif /* included_vnet_ping_h */