mirror of
https://github.com/mfontanini/libtins
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84 lines
2.6 KiB
C++
84 lines
2.6 KiB
C++
/*
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* libtins is a net packet wrapper library for crafting and
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* interpreting sniffed packets.
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*
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* Copyright (C) 2011 Nasel
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef __RAWPDU_H
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#define __RAWPDU_H
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#include "pdu.h"
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namespace Tins {
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/** \brief Represents a PDU which holds raw data.
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*
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* In order to send payloads over TCP, UDP, or other transport layer or
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* higher level protocols, RawPDU can be used as a wrapper for raw byte arrays.
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*/
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class RawPDU : public PDU {
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public:
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/** \brief Creates an instance of RawPDU.
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*
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* The payload is not copied by default, therefore it must be
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* manually freed by the user. If the payload was to be copied,
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* then the copy flag must be set to true.
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* \param pload The payload which the RawPDU will contain.
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* \param size The size of the payload.
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* \param copy Flag indicating wether to copy the payload.
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*/
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RawPDU(uint8_t *pload, uint32_t size, bool copy = false);
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/** \brief RawPDU destructor.
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*
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* Deletes the payload only if it was created setting the copy
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* flag to true.
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*/
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~RawPDU();
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/** \brief Getter for the payload.
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*
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* \return The RawPDU's payload.
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*/
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const uint8_t *payload() const { return _payload; }
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/** \brief Returns the header size.
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*
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* This metod overrides PDU::header_size. \sa PDU::header_size
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*/
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uint32_t header_size() const;
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/**
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* \brief Getter for the PDU's type.
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* \sa PDU::pdu_type
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*/
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PDUType pdu_type() const { return PDU::RAW; }
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private:
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void write_serialization(uint8_t *buffer, uint32_t total_sz, const PDU *parent);
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uint8_t *_payload;
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uint32_t _payload_size;
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bool _owns_payload;
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};
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};
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#endif
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