mirror of
https://github.com/RetroShare/RetroShare.git
synced 2024-10-01 02:35:48 -04:00
85ea54395b
* Added p3BanList as a service. * Added interfaces to communicate addresses. * Added debug to p3BanList. * Fixed several bugs in the AddEntry/Condense * Fixed Mutex deadlocks. Improvements to Dsdv code too. * Added p3Dsdv as a service. * Added Function to create a TEST service for routing. git-svn-id: http://svn.code.sf.net/p/retroshare/code/branches/v0.5-dhtmods@4687 b45a01b8-16f6-495d-af2f-9b41ad6348cc
315 lines
7.6 KiB
C++
315 lines
7.6 KiB
C++
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/*
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* libretroshare/src/serialiser: rstlvtypes.cc
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*
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* RetroShare Serialiser.
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*
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* Copyright 2007-2008 by Robert Fernie, Chris Parker
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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 "rstlvbanlist.h"
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#include "rstlvbase.h"
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#include "rstlvtypes.h"
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#include "rsbaseserial.h"
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#include "util/rsprint.h"
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#include <ostream>
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#include <sstream>
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#include <iomanip>
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#include <iostream>
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/************************************* RsTlvBanListEntry ************************************/
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RsTlvBanListEntry::RsTlvBanListEntry()
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:RsTlvItem(), level(0), reason(0), age(0)
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{
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return;
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}
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void RsTlvBanListEntry::TlvClear()
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{
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sockaddr_clear(&addr);
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level = 0;
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reason = 0;
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age = 0;
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}
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uint32_t RsTlvBanListEntry::TlvSize()
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{
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uint32_t s = TLV_HEADER_SIZE;
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s += GetTlvIpAddrPortV4Size();
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s += 4; // level;
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s += 4; // reason;
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s += 4; // age;
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return s;
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}
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bool RsTlvBanListEntry::SetTlv(void *data, uint32_t size, uint32_t *offset) /* serialise */
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{
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/* must check sizes */
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uint32_t tlvsize = TlvSize();
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uint32_t tlvend = *offset + tlvsize;
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if (size < tlvend)
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return false; /* not enough space */
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bool ok = true;
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/* start at data[offset] */
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/* add mandatory parts first */
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ok &= SetTlvBase(data, tlvend, offset, TLV_TYPE_BAN_ENTRY, tlvsize);
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ok &= SetTlvIpAddrPortV4(data, tlvend, offset, TLV_TYPE_IPV4_REMOTE, &addr);
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ok &= setRawUInt32(data, tlvend, offset, level);
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ok &= setRawUInt32(data, tlvend, offset, reason);
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ok &= setRawUInt32(data, tlvend, offset, age);
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return ok;
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}
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bool RsTlvBanListEntry::GetTlv(void *data, uint32_t size, uint32_t *offset) /* serialise */
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{
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if (size < *offset + TLV_HEADER_SIZE)
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return false;
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uint16_t tlvtype = GetTlvType( &(((uint8_t *) data)[*offset]) );
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uint32_t tlvsize = GetTlvSize( &(((uint8_t *) data)[*offset]) );
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uint32_t tlvend = *offset + tlvsize;
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if (size < tlvend) /* check size */
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return false; /* not enough space */
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if (tlvtype != TLV_TYPE_BAN_ENTRY) /* check type */
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return false;
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bool ok = true;
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/* ready to load */
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TlvClear();
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/* skip the header */
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(*offset) += TLV_HEADER_SIZE;
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ok &= GetTlvIpAddrPortV4(data, tlvend, offset, TLV_TYPE_IPV4_REMOTE, &addr);
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ok &= getRawUInt32(data, tlvend, offset, &(level));
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ok &= getRawUInt32(data, tlvend, offset, &(reason));
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ok &= getRawUInt32(data, tlvend, offset, &(age));
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/***************************************************************************
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* NB: extra components could be added (for future expansion of the type).
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* or be present (if this code is reading an extended version).
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*
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* We must chew up the extra characters to conform with TLV specifications
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***************************************************************************/
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if (*offset != tlvend)
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{
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#ifdef TLV_DEBUG
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std::cerr << "RsTlvBanListEntry::GetTlv() Warning extra bytes at end of item";
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std::cerr << std::endl;
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#endif
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*offset = tlvend;
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}
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return ok;
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}
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std::ostream &RsTlvBanListEntry::print(std::ostream &out, uint16_t indent)
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{
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printBase(out, "RsTlvBanListEntry", indent);
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uint16_t int_Indent = indent + 2;
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printIndent(out, int_Indent);
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out << "addr:" << rs_inet_ntoa(addr.sin_addr) << ":" << htons(addr.sin_port);
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out << std::endl;
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printIndent(out, int_Indent);
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out << "level:" << level;
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out << std::endl;
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printIndent(out, int_Indent);
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out << "reason:" << reason;
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out << std::endl;
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printIndent(out, int_Indent);
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out << "age:" << age;
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out << std::endl;
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printEnd(out, "RsTlvBanListEntry", indent);
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return out;
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}
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/************************************* RsTlvBanList ************************************/
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RsTlvBanList::RsTlvBanList()
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{
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}
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void RsTlvBanList::TlvClear()
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{
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entries.clear();
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}
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uint32_t RsTlvBanList::TlvSize()
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{
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uint32_t s = TLV_HEADER_SIZE; /* header */
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std::list<RsTlvBanListEntry>::iterator it;
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if(!entries.empty())
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{
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for(it = entries.begin(); it != entries.end() ; ++it)
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s += it->TlvSize();
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}
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return s;
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}
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bool RsTlvBanList::SetTlv(void *data, uint32_t size, uint32_t *offset) /* serialise */
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{
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/* must check sizes */
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uint32_t tlvsize = TlvSize();
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uint32_t tlvend = *offset + tlvsize;
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if (size < tlvend)
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return false; /* not enough space */
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bool ok = true;
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/* start at data[offset] */
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ok &= SetTlvBase(data, tlvend, offset, TLV_TYPE_BAN_LIST , tlvsize);
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if(!entries.empty())
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{
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std::list<RsTlvBanListEntry>::iterator it;
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for(it = entries.begin(); it != entries.end() ; ++it)
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ok &= it->SetTlv(data, size, offset);
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}
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return ok;
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}
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bool RsTlvBanList::GetTlv(void *data, uint32_t size, uint32_t *offset) /* serialise */
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{
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if (size < *offset + TLV_HEADER_SIZE)
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return false;
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uint16_t tlvtype = GetTlvType( &(((uint8_t *) data)[*offset]) );
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uint32_t tlvsize = GetTlvSize( &(((uint8_t *) data)[*offset]) );
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uint32_t tlvend = *offset + tlvsize;
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if (size < tlvend) /* check size */
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return false; /* not enough space */
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if (tlvtype != TLV_TYPE_BAN_LIST) /* check type */
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return false;
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bool ok = true;
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/* ready to load */
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TlvClear();
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/* skip the header */
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(*offset) += TLV_HEADER_SIZE;
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/* while there is TLV */
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while((*offset) + 2 < tlvend)
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{
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/* get the next type */
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uint16_t tlvsubtype = GetTlvType( &(((uint8_t *) data)[*offset]) );
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switch(tlvsubtype)
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{
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case TLV_TYPE_BAN_ENTRY:
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{
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RsTlvBanListEntry entry;
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ok &= entry.GetTlv(data, size, offset);
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if (ok)
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{
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entries.push_back(entry);
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}
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}
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break;
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default:
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ok &= SkipUnknownTlv(data, tlvend, offset);
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break;
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}
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if (!ok)
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break;
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}
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/***************************************************************************
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* NB: extra components could be added (for future expansion of the type).
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* or be present (if this code is reading an extended version).
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*
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* We must chew up the extra characters to conform with TLV specifications
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***************************************************************************/
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if (*offset != tlvend)
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{
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#ifdef TLV_DEBUG
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std::cerr << "RsTlvBanList::GetTlv() Warning extra bytes at end of item";
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std::cerr << std::endl;
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#endif
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*offset = tlvend;
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}
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return ok;
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}
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// prints out contents of RsTlvBanList
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std::ostream &RsTlvBanList::print(std::ostream &out, uint16_t indent)
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{
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printBase(out, "RsTlvBanList", indent);
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uint16_t int_Indent = indent + 2;
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std::list<RsTlvBanListEntry>::iterator it;
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for(it = entries.begin(); it != entries.end() ; ++it)
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it->print(out, int_Indent);
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printEnd(out, "RsTlvBanList", indent);
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return out;
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}
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/************************************* RsTlvBanList ************************************/
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