| 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 | #ifndef __NET_ICMP_INTERFACE_H__
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| 34 | #define __NET_ICMP_INTERFACE_H__
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| 35 |
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| 36 | #include <net/socket_codes.h>
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| 37 | #include <sys/types.h>
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| 38 |
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| 39 | #include <net/device.h>
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| 40 | #include <adt/measured_strings.h>
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| 41 | #include <net/packet.h>
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| 42 | #include <net/inet.h>
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| 43 | #include <net/ip_codes.h>
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| 44 | #include <net/icmp_codes.h>
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| 45 | #include <net/icmp_common.h>
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| 46 |
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| 47 | /** @name ICMP module interface
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| 48 | * This interface is used by other modules.
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| 49 | */
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| 50 | /*@{*/
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| 51 |
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| 52 | /** Sends the Destination Unreachable error notification packet.
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| 53 | * Beginning of the packet is sent as the notification packet data.
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| 54 | * The source and the destination addresses should be set in the original packet.
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| 55 | * @param[in] icmp_phone The ICMP module phone used for (semi)remote calls.
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| 56 | * @param[in] code The error specific code.
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| 57 | * @param[in] mtu The error MTU value.
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| 58 | * @param[in] packet The original packet.
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| 59 | * @returns EOK on success.
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| 60 | * @returns EPERM if the ICMP error notifications are disabled.
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| 61 | * @returns ENOMEM if there is not enough memory left.
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| 62 | */
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| 63 | extern int icmp_destination_unreachable_msg(int icmp_phone, icmp_code_t code, icmp_param_t mtu, packet_t packet);
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| 64 |
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| 65 | /** Sends the Source Quench error notification packet.
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| 66 | * Beginning of the packet is sent as the notification packet data.
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| 67 | * The source and the destination addresses should be set in the original packet.
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| 68 | * @param[in] icmp_phone The ICMP module phone used for (semi)remote calls.
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| 69 | * @param[in] packet The original packet.
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| 70 | * @returns EOK on success.
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| 71 | * @returns EPERM if the ICMP error notifications are disabled.
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| 72 | * @returns ENOMEM if there is not enough memory left.
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| 73 | */
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| 74 | extern int icmp_source_quench_msg(int icmp_phone, packet_t packet);
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| 75 |
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| 76 | /** Sends the Time Exceeded error notification packet.
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| 77 | * Beginning of the packet is sent as the notification packet data.
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| 78 | * The source and the destination addresses should be set in the original packet.
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| 79 | * @param[in] icmp_phone The ICMP module phone used for (semi)remote calls.
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| 80 | * @param[in] code The error specific code.
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| 81 | * @param[in] packet The original packet.
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| 82 | * @returns EOK on success.
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| 83 | * @returns EPERM if the ICMP error notifications are disabled.
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| 84 | * @returns ENOMEM if there is not enough memory left.
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| 85 | */
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| 86 | extern int icmp_time_exceeded_msg(int icmp_phone, icmp_code_t code, packet_t packet);
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| 87 |
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| 88 | /** Sends the Parameter Problem error notification packet.
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| 89 | * Beginning of the packet is sent as the notification packet data.
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| 90 | * The source and the destination addresses should be set in the original packet.
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| 91 | * @param[in] icmp_phone The ICMP module phone used for (semi)remote calls.
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| 92 | * @param[in] code The error specific code.
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| 93 | * @param[in] pointer The problematic parameter offset.
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| 94 | * @param[in] packet The original packet.
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| 95 | * @returns EOK on success.
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| 96 | * @returns EPERM if the ICMP error notifications are disabled.
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| 97 | * @returns ENOMEM if there is not enough memory left.
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| 98 | */
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| 99 | extern int icmp_parameter_problem_msg(int icmp_phone, icmp_code_t code, icmp_param_t pointer, packet_t packet);
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| 100 |
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| 101 | /*@}*/
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| 102 |
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| 103 | #endif
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| 104 |
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| 105 | /** @}
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| 106 | */
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