ns-3.5: src/common/packet.cc@f860e6f94787 (annotated)

54 f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	1	/* -- Mode:C++; c-basic-offset:4; tab-width:4; indent-tabs-mode:f -- */
9 2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	2	/*
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	3	* Copyright (c) 2005,2006 INRIA
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	4	* All rights reserved.
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	5	*
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	6	* This program is free software; you can redistribute it and/or modify
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	7	* it under the terms of the GNU General Public License version 2 as
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	8	* published by the Free Software Foundation;
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	9	*
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	10	* This program is distributed in the hope that it will be useful,
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	11	* but WITHOUT ANY WARRANTY; without even the implied warranty of
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	12	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	13	* GNU General Public License for more details.
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	14	*
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	15	* You should have received a copy of the GNU General Public License
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	16	* along with this program; if not, write to the Free Software
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	17	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	18	*
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	19	* Author: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	20	*/
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	21	#include "packet.h"
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	22	#include <cassert>
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	23
16 99e833adbb46 change yans namespace to ns3 Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 9 diff changeset	24	namespace ns3 {
9 2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	25
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	26	Packet::Packet ()
54 f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	27	: m_buffer () {}
9 2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	28
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	29	Packet::Packet (uint32_t size)
54 f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	30	: m_buffer (size)
9 2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	31	{}
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	32	Packet::Packet (Buffer buffer, Tags tags)
54 f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	33	: m_buffer (buffer),
f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	34	m_tags (tags)
9 2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	35	{}
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	36
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	37
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	38	Packet
53 ae406f4957d5 variable/method/function coding style update Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 16 diff changeset	39	Packet::createFragment (uint32_t start, uint32_t length) const
9 2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	40	{
54 f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	41	Buffer tmp = m_buffer.createFragment (start, length);
f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	42	return Packet (tmp, m_tags);
9 2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	43	}
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	44
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	45	uint32_t
53 ae406f4957d5 variable/method/function coding style update Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 16 diff changeset	46	Packet::getSize (void) const
9 2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	47	{
54 f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	48	return m_buffer.getSize ();
9 2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	49	}
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	50
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	51	void
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	52	Packet::add (Chunk *chunk)
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	53	{
54 f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	54	chunk->add (&m_buffer);
9 2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	55	}
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	56
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	57	void
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	58	Packet::peek (Chunk *chunk) const
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	59	{
54 f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	60	chunk->peek (&m_buffer);
9 2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	61	}
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	62
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	63	void
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	64	Packet::remove (Chunk *chunk)
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	65	{
54 f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	66	chunk->remove (&m_buffer);
9 2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	67	}
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	68
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	69
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	70	void
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	71	Packet::write (PacketReadWriteCallback callback) const
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	72	{
54 f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	73	uint8_t *data = m_buffer.peekData ();
f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	74	uint32_t toWrite = getSize ();
f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	75	callback (data, toWrite);
9 2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	76	}
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	77
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	78
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	79	void
53 ae406f4957d5 variable/method/function coding style update Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 16 diff changeset	80	Packet::addAtEnd (Packet packet)
9 2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	81	{
54 f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	82	Buffer src = packet.m_buffer;
f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	83	m_buffer.addAtEnd (src.getSize ());
f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	84	Buffer::Iterator destStart = m_buffer.end ();
f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	85	destStart.prev (src.getSize ());
f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	86	destStart.write (src.begin (), src.end ());
f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	87	/**
f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	88	* XXX: we might need to merge the tag list of the
f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	89	* other packet into the current packet.
f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	90	*/
9 2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	91	}
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	92	void
53 ae406f4957d5 variable/method/function coding style update Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 16 diff changeset	93	Packet::addAtEnd (Packet packet, uint32_t start, uint32_t size)
9 2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	94	{
54 f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	95	assert (packet.getSize () <= start + size);
f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	96	Buffer src = packet.m_buffer;
f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	97	m_buffer.addAtEnd (src.getSize ());
f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	98	Buffer::Iterator destStart = m_buffer.end ();
f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	99	destStart.prev (size);
f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	100	Buffer::Iterator srcStart = src.begin ();
f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	101	srcStart.next (start);
f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	102	Buffer::Iterator srcEnd = srcStart;
f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	103	srcEnd.next (size);
f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	104	destStart.write (srcStart, srcEnd);
f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	105	/**
f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	106	* XXX: we might need to merge the tag list of the
f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	107	* other packet into the current packet.
f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	108	*/
9 2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	109	}
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	110	void
53 ae406f4957d5 variable/method/function coding style update Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 16 diff changeset	111	Packet::removeAtEnd (uint32_t size)
9 2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	112	{
54 f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	113	m_buffer.removeAtEnd (size);
9 2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	114	}
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	115	void
53 ae406f4957d5 variable/method/function coding style update Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 16 diff changeset	116	Packet::removeAtStart (uint32_t size)
9 2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	117	{
54 f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	118	m_buffer.removeAtStart (size);
9 2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	119	}
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	120
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	121	void
53 ae406f4957d5 variable/method/function coding style update Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 16 diff changeset	122	Packet::removeAllTags (void)
9 2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	123	{
54 f860e6f94787 change indent to be 4 spaces Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 53 diff changeset	124	m_tags.removeAll ();
9 2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	125	}
2c31ae7c94db import from yans Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: diff changeset	126
16 99e833adbb46 change yans namespace to ns3 Mathieu Lacage <mathieu.lacage@sophia.inria.fr> parents: 9 diff changeset	127	}; // namespace ns3

author	Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
	Tue, 05 Sep 2006 13:18:11 +0200
changeset 54	f860e6f94787
parent 53	ae406f4957d5
child 90	d670ba9f726e
permissions	-rw-r--r--