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/*
* 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_ping_ping_h
#define included_ping_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_ping_ping_h */
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