| [21580dd] | 1 | /*
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| 2 | * Copyright (c) 2009 Lukas Mejdrech
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | *
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| 9 | * - Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * - Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * - The name of the author may not be used to endorse or promote products
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| 15 | * derived from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | */
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| 28 |
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| 29 | /** @addtogroup icmp
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| 30 | * @{
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| 31 | */
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| 32 |
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| 33 | /** @file
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| 34 | * ICMP module application interface.
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| 35 | */
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| 36 |
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| 37 | #ifndef __NET_ICMP_API_H__
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| 38 | #define __NET_ICMP_API_H__
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| 39 |
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| 40 | #include <sys/types.h>
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| 41 |
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| 42 | #include "device.h"
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| 43 |
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| 44 | #include "../structures/measured_strings.h"
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| 45 | #include "../structures/packet/packet.h"
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| 46 |
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| 47 | #include "inet.h"
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| 48 | #include "ip_codes.h"
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| 49 | #include "socket_codes.h"
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| 50 |
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| 51 | #include "icmp_codes.h"
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| 52 | #include "icmp_common.h"
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| 53 |
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| 54 | /** Miliseconds type definition.
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| 55 | */
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| 56 | typedef size_t mseconds_t;
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| 57 |
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| 58 | /** @name ICMP module application interface
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| 59 | * This interface is used by other application modules.
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| 60 | */
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| 61 | /*@{*/
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| 62 |
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| 63 | /** Requests an echo message.
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| 64 | * Sends a packet with specified parameters to the target host and waits for the reply upto the given timeout.
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| 65 | * Blocks the caller until the reply or the timeout occurres.
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| 66 | * @param[in] icmp_phone The ICMP module phone used for (semi)remote calls.
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| 67 | * @param[in] size The message data length in bytes.
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| 68 | * @param[in] timeout The timeout in miliseconds.
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| 69 | * @param[in] ttl The time to live.
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| 70 | * @param[in] tos The type of service.
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| 71 | * @param[in] dont_fragment The value indicating whether the datagram must not be fragmented. Is used as a MTU discovery.
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| 72 | * @param[in] addr The target host address.
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| 73 | * @param[in] addrlen The torget host address length.
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| 74 | * @returns ICMP_ECHO on success.
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| 75 | * @returns ETIMEOUT if the reply has not arrived before the timeout.
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| 76 | * @returns ICMP type of the received error notification.
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| 77 | * @returns EINVAL if the addrlen parameter is less or equal to zero (<=0).
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| 78 | * @returns ENOMEM if there is not enough memory left.
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| 79 | * @returns EPARTY if there was an internal error.
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| 80 | */
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| 81 | int icmp_echo_msg( int icmp_phone, size_t size, mseconds_t timeout, ip_ttl_t ttl, ip_tos_t tos, int dont_fragment, const struct sockaddr * addr, socklen_t addrlen );
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| 82 |
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| 83 | /*@}*/
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| 84 |
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| 85 | #endif
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| 86 |
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| 87 | /** @}
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| 88 | */
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