| 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 messages.
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| 35 | * @see icmp_interface.h
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| 36 | */
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| 37 |
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| 38 | #ifndef __NET_ICMP_MESSAGES__
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| 39 | #define __NET_ICMP_MESSAGES__
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| 40 |
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| 41 | #include <ipc/ipc.h>
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| 42 | #include <sys/types.h>
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| 43 |
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| 44 | #include <icmp_codes.h>
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| 45 | #include <net_messages.h>
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| 46 |
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| 47 | /** ICMP module messages.
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| 48 | */
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| 49 | typedef enum{
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| 50 | /** Sends echo request.
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| 51 | * @see icmp_echo()
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| 52 | */
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| 53 | NET_ICMP_ECHO = NET_ICMP_FIRST,
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| 54 | /** Sends destination unreachable error message.
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| 55 | * @see icmp_destination_unreachable_msg()
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| 56 | */
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| 57 | NET_ICMP_DEST_UNREACH,
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| 58 | /** Sends source quench error message.
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| 59 | * @see icmp_source_quench_msg()
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| 60 | */
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| 61 | NET_ICMP_SOURCE_QUENCH,
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| 62 | /** Sends time exceeded error message.
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| 63 | * @see icmp_time_exceeded_msg()
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| 64 | */
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| 65 | NET_ICMP_TIME_EXCEEDED,
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| 66 | /** Sends parameter problem error message.
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| 67 | * @see icmp_parameter_problem_msg()
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| 68 | */
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| 69 | NET_ICMP_PARAMETERPROB,
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| 70 | /** Initializes new connection.
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| 71 | */
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| 72 | NET_ICMP_INIT
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| 73 | } icmp_messages;
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| 74 |
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| 75 | /** @name ICMP specific message parameters definitions
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| 76 | */
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| 77 | /*@{*/
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| 78 |
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| 79 | /** Returns the ICMP code message parameter.
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| 80 | * @param[in] call The message call structure.
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| 81 | */
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| 82 | #define ICMP_GET_CODE(call) \
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| 83 | ({icmp_code_t code = (icmp_code_t) IPC_GET_ARG1(*call); code;})
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| 84 |
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| 85 | /** Returns the ICMP link MTU message parameter.
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| 86 | * @param[in] call The message call structure.
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| 87 | */
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| 88 | #define ICMP_GET_MTU(call) \
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| 89 | ({icmp_param_t mtu = (icmp_param_t) IPC_GET_ARG3(*call); mtu;})
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| 90 |
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| 91 | /** Returns the pointer message parameter.
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| 92 | * @param[in] call The message call structure.
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| 93 | */
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| 94 | #define ICMP_GET_POINTER(call) \
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| 95 | ({icmp_param_t pointer = (icmp_param_t) IPC_GET_ARG3(*call); pointer;})
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| 96 |
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| 97 | /** Returns the size message parameter.
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| 98 | * @param[in] call The message call structure.
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| 99 | */
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| 100 | #define ICMP_GET_SIZE(call) \
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| 101 | ({size_t size = (size_t) IPC_GET_ARG1(call); size;})
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| 102 |
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| 103 | /** Returns the timeout message parameter.
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| 104 | * @param[in] call The message call structure.
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| 105 | */
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| 106 | #define ICMP_GET_TIMEOUT(call) \
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| 107 | (({suseconds_t timeout = (suseconds_t) IPC_GET_ARG2(call); timeout;}))
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| 108 |
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| 109 | /** Returns the time to live message parameter.
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| 110 | * @param[in] call The message call structure.
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| 111 | */
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| 112 | #define ICMP_GET_TTL(call) \
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| 113 | ({ip_ttl_t ttl = (ip_ttl_t) IPC_GET_ARG3(call); ttl;})
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| 114 |
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| 115 | /** Returns the type of service message parameter.
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| 116 | * @param[in] call The message call structure.
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| 117 | */
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| 118 | #define ICMP_GET_TOS(call) \
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| 119 | ({ip_tos_t tos = (ip_tos_t) IPC_GET_ARG4(call); tos;})
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| 120 |
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| 121 | /** Returns the dont fragment message parameter.
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| 122 | * @param[in] call The message call structure.
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| 123 | */
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| 124 | #define ICMP_GET_DONT_FRAGMENT(call) \
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| 125 | ({int dont_fragment = (int) IPC_GET_ARG5(call); dont_fragment;})
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| 126 |
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| 127 | /*@}*/
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| 128 |
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| 129 | #endif
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| 130 |
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| 131 | /** @}
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| 132 | */
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