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icmp_extension_helpers.h
1 /*
2  * Copyright (c) 2017, Matias Fontanini
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions are
7  * met:
8  *
9  * * Redistributions of source code must retain the above copyright
10  * notice, this list of conditions and the following disclaimer.
11  * * Redistributions in binary form must reproduce the above
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13  * in the documentation and/or other materials provided with the
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16  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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18  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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29 
30 #ifndef TINS_ICMP_EXTENSION_HELPERS_H
31 #define TINS_ICMP_EXTENSION_HELPERS_H
32 
33 #include <stdint.h>
34 
38 namespace Tins {
39 
40 class PDU;
41 class ICMPExtensionsStructure;
42 
43 namespace Memory {
44 class InputMemoryStream;
45 } // Memory
46 
47 namespace Internals {
48 
49 uint32_t get_padded_icmp_inner_pdu_size(const PDU* inner_pdu, uint32_t pad_alignment);
50 void try_parse_icmp_extensions(Memory::InputMemoryStream& stream, uint32_t payload_length,
51  ICMPExtensionsStructure& extensions);
52 
53 
54 } // Internals
55 } // Tins
56 
61 #endif // TINS_ICMP_EXTENSION_HELPERS_H