mirror of
https://github.com/RetroShare/RetroShare.git
synced 2024-10-01 02:35:48 -04:00
1ee48b68a6
git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@4995 b45a01b8-16f6-495d-af2f-9b41ad6348cc
447 lines
12 KiB
C++
447 lines
12 KiB
C++
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/*
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* libretroshare/src/serialiser: rsvoipitems.cc
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*
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* RetroShare Serialiser.
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*
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* Copyright 2011 by Robert Fernie.
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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 Library General Public
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* License Version 2 as published by the Free Software Foundation.
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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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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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* USA.
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*
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* Please report all bugs and problems to "retroshare@lunamutt.com".
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*
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*/
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#include <stdexcept>
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#include "serialiser/rsbaseserial.h"
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#include "serialiser/rstlvbase.h"
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#include "services/rsvoipitems.h"
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/***
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#define RSSERIAL_DEBUG 1
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***/
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#include <iostream>
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/*************************************************************************/
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std::ostream& RsVoipPingItem::print(std::ostream &out, uint16_t indent)
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{
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printRsItemBase(out, "RsVoipPingItem", indent);
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uint16_t int_Indent = indent + 2;
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printIndent(out, int_Indent);
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out << "SeqNo: " << mSeqNo << std::endl;
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printIndent(out, int_Indent);
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out << "PingTS: " << std::hex << mPingTS << std::dec << std::endl;
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printRsItemEnd(out, "RsVoipPingItem", indent);
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return out;
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}
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std::ostream& RsVoipPongItem::print(std::ostream &out, uint16_t indent)
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{
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printRsItemBase(out, "RsVoipPongItem", indent);
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uint16_t int_Indent = indent + 2;
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printIndent(out, int_Indent);
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out << "SeqNo: " << mSeqNo << std::endl;
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printIndent(out, int_Indent);
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out << "PingTS: " << std::hex << mPingTS << std::dec << std::endl;
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printIndent(out, int_Indent);
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out << "PongTS: " << std::hex << mPongTS << std::dec << std::endl;
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printRsItemEnd(out, "RsVoipPongItem", indent);
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return out;
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}
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std::ostream& RsVoipProtocolItem::print(std::ostream &out, uint16_t indent)
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{
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printRsItemBase(out, "RsVoipProtocolItem", indent);
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uint16_t int_Indent = indent + 2;
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printIndent(out, int_Indent);
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out << "flags: " << flags << std::endl;
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printIndent(out, int_Indent);
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out << "protocol: " << std::hex << protocol << std::dec << std::endl;
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printRsItemEnd(out, "RsVoipProtocolItem", indent);
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return out;
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}
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std::ostream& RsVoipDataItem::print(std::ostream &out, uint16_t indent)
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{
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printRsItemBase(out, "RsVoipDataItem", indent);
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uint16_t int_Indent = indent + 2;
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printIndent(out, int_Indent);
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out << "flags: " << flags << std::endl;
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printIndent(out, int_Indent);
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out << "data size: " << std::hex << data_size << std::dec << std::endl;
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printRsItemEnd(out, "RsVoipDataItem", indent);
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return out;
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}
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/*************************************************************************/
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uint32_t RsVoipDataItem::serial_size() const
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{
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uint32_t s = 8; /* header */
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s += 4; /* flags */
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s += 4; /* data_size */
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s += data_size; /* data */
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return s;
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}
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uint32_t RsVoipProtocolItem::serial_size() const
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{
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uint32_t s = 8; /* header */
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s += 4; /* flags */
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s += 4; /* protocol */
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return s;
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}
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uint32_t RsVoipPingItem::serial_size() const
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{
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uint32_t s = 8; /* header */
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s += 4; /* seqno */
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s += 8; /* pingTS */
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return s;
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}
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bool RsVoipProtocolItem::serialise(void *data, uint32_t& pktsize)
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{
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uint32_t tlvsize = serial_size() ;
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uint32_t offset = 0;
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if (pktsize < tlvsize)
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return false; /* not enough space */
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pktsize = tlvsize;
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bool ok = true;
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ok &= setRsItemHeader(data, tlvsize, PacketId(), tlvsize);
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#ifdef RSSERIAL_DEBUG
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std::cerr << "RsVoipSerialiser::serialiseVoipDataItem() Header: " << ok << std::endl;
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std::cerr << "RsVoipSerialiser::serialiseVoipDataItem() Size: " << tlvsize << std::endl;
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#endif
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/* skip the header */
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offset += 8;
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/* add mandatory parts first */
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ok &= setRawUInt32(data, tlvsize, &offset, protocol);
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ok &= setRawUInt32(data, tlvsize, &offset, flags);
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if (offset != tlvsize)
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{
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ok = false;
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std::cerr << "RsVoipSerialiser::serialiseVoipPingItem() Size Error! " << std::endl;
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}
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return ok;
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}
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/* serialise the data to the buffer */
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bool RsVoipDataItem::serialise(void *data, uint32_t& pktsize)
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{
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uint32_t tlvsize = serial_size() ;
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uint32_t offset = 0;
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if (pktsize < tlvsize)
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return false; /* not enough space */
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pktsize = tlvsize;
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bool ok = true;
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ok &= setRsItemHeader(data, tlvsize, PacketId(), tlvsize);
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#ifdef RSSERIAL_DEBUG
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std::cerr << "RsVoipSerialiser::serialiseVoipDataItem() Header: " << ok << std::endl;
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std::cerr << "RsVoipSerialiser::serialiseVoipDataItem() Size: " << tlvsize << std::endl;
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#endif
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/* skip the header */
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offset += 8;
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/* add mandatory parts first */
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ok &= setRawUInt32(data, tlvsize, &offset, flags);
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ok &= setRawUInt32(data, tlvsize, &offset, data_size);
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std::cerr << "data_size : " << data_size << std::endl;
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memcpy(data+offset,voip_data,data_size) ;
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offset += data_size ;
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if (offset != tlvsize)
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{
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ok = false;
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std::cerr << "RsVoipSerialiser::serialiseVoipPingItem() Size Error! " << std::endl;
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}
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return ok;
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}
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/* serialise the data to the buffer */
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bool RsVoipPingItem::serialise(void *data, uint32_t& pktsize)
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{
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uint32_t tlvsize = serial_size() ;
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uint32_t offset = 0;
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if (pktsize < tlvsize)
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return false; /* not enough space */
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pktsize = tlvsize;
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bool ok = true;
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ok &= setRsItemHeader(data, tlvsize, PacketId(), tlvsize);
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#ifdef RSSERIAL_DEBUG
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std::cerr << "RsVoipSerialiser::serialiseVoipPingItem() Header: " << ok << std::endl;
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std::cerr << "RsVoipSerialiser::serialiseVoipPingItem() Size: " << tlvsize << std::endl;
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#endif
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/* skip the header */
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offset += 8;
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/* add mandatory parts first */
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ok &= setRawUInt32(data, tlvsize, &offset, mSeqNo);
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ok &= setRawUInt64(data, tlvsize, &offset, mPingTS);
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if (offset != tlvsize)
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{
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ok = false;
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std::cerr << "RsVoipSerialiser::serialiseVoipPingItem() Size Error! " << std::endl;
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}
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return ok;
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}
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RsVoipProtocolItem::RsVoipProtocolItem(void *data, uint32_t pktsize)
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: RsVoipItem(RS_PKT_SUBTYPE_VOIP_PROTOCOL)
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{
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/* get the type and size */
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uint32_t rstype = getRsItemId(data);
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uint32_t rssize = getRsItemSize(data);
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uint32_t offset = 0;
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if ((RS_PKT_VERSION_SERVICE != getRsItemVersion(rstype)) || (RS_SERVICE_TYPE_VOIP_PLUGIN != getRsItemService(rstype)) || (RS_PKT_SUBTYPE_VOIP_PING != getRsItemSubType(rstype)))
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throw std::runtime_error("Wrong packet type!") ;
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if (pktsize < rssize) /* check size */
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throw std::runtime_error("Not enough size!") ;
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bool ok = true;
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/* skip the header */
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offset += 8;
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/* get mandatory parts first */
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ok &= getRawUInt32(data, rssize, &offset, &protocol);
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ok &= getRawUInt32(data, rssize, &offset, &flags);
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if (offset != rssize)
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throw std::runtime_error("Deserialisation error!") ;
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if (!ok)
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throw std::runtime_error("Deserialisation error!") ;
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}
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RsVoipPingItem::RsVoipPingItem(void *data, uint32_t pktsize)
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: RsVoipItem(RS_PKT_SUBTYPE_VOIP_PING)
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{
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/* get the type and size */
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uint32_t rstype = getRsItemId(data);
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uint32_t rssize = getRsItemSize(data);
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uint32_t offset = 0;
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if ((RS_PKT_VERSION_SERVICE != getRsItemVersion(rstype)) || (RS_SERVICE_TYPE_VOIP_PLUGIN != getRsItemService(rstype)) || (RS_PKT_SUBTYPE_VOIP_PING != getRsItemSubType(rstype)))
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throw std::runtime_error("Wrong packet type!") ;
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if (pktsize < rssize) /* check size */
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throw std::runtime_error("Not enough size!") ;
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bool ok = true;
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/* skip the header */
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offset += 8;
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/* get mandatory parts first */
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ok &= getRawUInt32(data, rssize, &offset, &mSeqNo);
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ok &= getRawUInt64(data, rssize, &offset, &mPingTS);
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if (offset != rssize)
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throw std::runtime_error("Deserialisation error!") ;
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if (!ok)
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throw std::runtime_error("Deserialisation error!") ;
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}
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/*************************************************************************/
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/*************************************************************************/
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uint32_t RsVoipPongItem::serial_size() const
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{
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uint32_t s = 8; /* header */
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s += 4; /* seqno */
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s += 8; /* pingTS */
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s += 8; /* pongTS */
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return s;
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}
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/* serialise the data to the buffer */
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bool RsVoipPongItem::serialise(void *data, uint32_t& pktsize)
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{
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uint32_t tlvsize = serial_size() ;
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uint32_t offset = 0;
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if (pktsize < tlvsize)
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return false; /* not enough space */
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pktsize = tlvsize;
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bool ok = true;
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ok &= setRsItemHeader(data, tlvsize, PacketId(), tlvsize);
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#ifdef RSSERIAL_DEBUG
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std::cerr << "RsVoipSerialiser::serialiseVoipPongItem() Header: " << ok << std::endl;
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std::cerr << "RsVoipSerialiser::serialiseVoipPongItem() Size: " << tlvsize << std::endl;
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#endif
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/* skip the header */
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offset += 8;
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/* add mandatory parts first */
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ok &= setRawUInt32(data, tlvsize, &offset, mSeqNo);
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ok &= setRawUInt64(data, tlvsize, &offset, mPingTS);
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ok &= setRawUInt64(data, tlvsize, &offset, mPongTS);
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if (offset != tlvsize)
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{
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ok = false;
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std::cerr << "RsVoipSerialiser::serialiseVoipPongItem() Size Error! " << std::endl;
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}
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return ok;
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}
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RsVoipDataItem::RsVoipDataItem(void *data, uint32_t pktsize)
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: RsVoipItem(RS_PKT_SUBTYPE_VOIP_DATA)
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{
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/* get the type and size */
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uint32_t rstype = getRsItemId(data);
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uint32_t rssize = getRsItemSize(data);
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uint32_t offset = 0;
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if ((RS_PKT_VERSION_SERVICE != getRsItemVersion(rstype)) || (RS_SERVICE_TYPE_VOIP_PLUGIN != getRsItemService(rstype)) || (RS_PKT_SUBTYPE_VOIP_DATA != getRsItemSubType(rstype)))
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throw std::runtime_error("Wrong packet subtype") ;
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if (pktsize < rssize) /* check size */
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throw std::runtime_error("Not enough space") ;
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bool ok = true;
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/* skip the header */
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offset += 8;
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/* get mandatory parts first */
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ok &= getRawUInt32(data, rssize, &offset, &flags);
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ok &= getRawUInt32(data, rssize, &offset, &data_size);
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voip_data = malloc(data_size) ;
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memcpy(voip_data,&((uint8_t*)data)[offset],data_size) ;
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offset += data_size ;
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if (offset != rssize)
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throw std::runtime_error("Serialization error.") ;
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if (!ok)
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throw std::runtime_error("Serialization error.") ;
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}
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RsVoipPongItem::RsVoipPongItem(void *data, uint32_t pktsize)
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: RsVoipItem(RS_PKT_SUBTYPE_VOIP_PONG)
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{
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/* get the type and size */
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uint32_t rstype = getRsItemId(data);
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uint32_t rssize = getRsItemSize(data);
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uint32_t offset = 0;
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if ((RS_PKT_VERSION_SERVICE != getRsItemVersion(rstype)) || (RS_SERVICE_TYPE_VOIP_PLUGIN != getRsItemService(rstype)) || (RS_PKT_SUBTYPE_VOIP_PONG != getRsItemSubType(rstype)))
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throw std::runtime_error("Wrong packet subtype") ;
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if (pktsize < rssize) /* check size */
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throw std::runtime_error("Not enough space") ;
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bool ok = true;
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/* skip the header */
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offset += 8;
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/* get mandatory parts first */
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ok &= getRawUInt32(data, rssize, &offset, &mSeqNo);
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ok &= getRawUInt64(data, rssize, &offset, &mPingTS);
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ok &= getRawUInt64(data, rssize, &offset, &mPongTS);
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if (offset != rssize)
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throw std::runtime_error("Serialization error.") ;
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if (!ok)
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throw std::runtime_error("Serialization error.") ;
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}
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/*************************************************************************/
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RsItem* RsVoipSerialiser::deserialise(void *data, uint32_t *pktsize)
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{
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#ifdef RSSERIAL_DEBUG
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std::cerr << "RsVoipSerialiser::deserialise()" << std::endl;
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#endif
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/* get the type and size */
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uint32_t rstype = getRsItemId(data);
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if ((RS_PKT_VERSION_SERVICE != getRsItemVersion(rstype)) || (RS_SERVICE_TYPE_VOIP_PLUGIN != getRsItemService(rstype)))
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return NULL ;
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try
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{
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switch(getRsItemSubType(rstype))
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{
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case RS_PKT_SUBTYPE_VOIP_PING: return new RsVoipPingItem(data, *pktsize);
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case RS_PKT_SUBTYPE_VOIP_PONG: return new RsVoipPongItem(data, *pktsize);
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case RS_PKT_SUBTYPE_VOIP_PROTOCOL: return new RsVoipProtocolItem(data, *pktsize);
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case RS_PKT_SUBTYPE_VOIP_DATA: return new RsVoipDataItem(data, *pktsize);
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default:
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return NULL;
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}
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}
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catch(std::exception& e)
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{
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std::cerr << "RsVoipSerialiser: deserialization error: " << e.what() << std::endl;
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return NULL;
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}
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}
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/*************************************************************************/
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