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https://github.com/VCMP-SqMod/SqMod.git
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4a6bfc086c
Switched to POCO library for unified platform/library interface. Deprecated the external module API. It was creating more problems than solving. Removed most built-in libraries in favor of system libraries for easier maintenance. Cleaned and secured code with help from static analyzers.
92 lines
2.3 KiB
C++
92 lines
2.3 KiB
C++
//
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// ICMPPacket.h
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//
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// Library: Net
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// Package: ICMP
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// Module: ICMPPacket
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//
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// Definition of the ICMPPacket class.
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//
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// Copyright (c) 2006, Applied Informatics Software Engineering GmbH.
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// and Contributors.
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//
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// SPDX-License-Identifier: BSL-1.0
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//
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#ifndef Net_ICMPPacket_INCLUDED
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#define Net_ICMPPacket_INCLUDED
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#include "Poco/Foundation.h"
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#include "Poco/Net/Socket.h"
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#include "Poco/Net/ICMPPacketImpl.h"
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namespace Poco {
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namespace Net {
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class Net_API ICMPPacket
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/// This class is the ICMP packet abstraction.
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{
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public:
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ICMPPacket(SocketAddress::Family family, int dataSize = 48);
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/// Creates an ICMPPacket of specified family.
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~ICMPPacket();
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/// Destroys the ICMPPacket.
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const Poco::UInt8* packet();
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/// Returns raw ICMP packet. ICMP header and data are included in the returned packet.
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int packetSize() const;
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/// Returns the total length of packet (header + data);
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Poco::UInt16 sequence() const;
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/// Returns the most recent sequence number generated.
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void setDataSize(int dataSize);
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/// Sets data size.
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int getDataSize() const;
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/// Returns data size.
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int maxPacketSize() const;
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/// Returns the total length of packet (header + data);
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struct timeval time(Poco::UInt8* buffer = 0, int length = 0) const;
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/// Returns current epoch time if either buffer or length are equal to zero.
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/// Otherwise, it extracts the time value from the supplied buffer and
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/// returns the extracted value.
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///
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/// Supplied buffer includes IP header, ICMP header and data.
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bool validReplyID(Poco::UInt8* buffer, int length) const;
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/// Returns true if the extracted id is recognized
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/// (equals the process id).
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///
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/// Supplied buffer includes IP header, ICMP header and data.
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std::string errorDescription(Poco::UInt8* buffer, int length, int& type, int& code);
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/// Returns error description string.
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/// If supplied buffer contains an ICMP echo reply packet, an
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/// empty string is returned indicating the absence of error.
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/// If type and code of the error can be determined, they are
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/// assigned to the type and code respectively.
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///
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/// Supplied buffer includes IP header, ICMP header and data.
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std::string typeDescription(int typeId);
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/// Returns the description of the packet type.
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private:
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ICMPPacketImpl* _pImpl;
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};
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} } // namespace Poco::Net
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#endif // Net_ICMPPacket_INCLUDED
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