RetroShare/libretroshare/src/serialiser/rsgxsiditems.cc
chrisparker126 325fa4f222 merging gxs_phase2 branch
git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@6401 b45a01b8-16f6-495d-af2f-9b41ad6348cc
2013-06-04 21:00:43 +00:00

563 lines
14 KiB
C++

/*
* libretroshare/src/serialiser: rsgxsiditems.cc
*
* RetroShare C++ Interface.
*
* Copyright 2012-2012 by Robert Fernie
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License Version 2.1 as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA.
*
* Please report all bugs and problems to "retroshare@lunamutt.com".
*
*/
#include <iostream>
#include "rsgxsiditems.h"
#include "serialiser/rstlvbase.h"
#include "serialiser/rsbaseserial.h"
#define GXSID_DEBUG 1
uint32_t RsGxsIdSerialiser::size(RsItem *item)
{
RsGxsIdGroupItem* grp_item = NULL;
RsGxsIdOpinionItem* op_item = NULL;
RsGxsIdCommentItem* com_item = NULL;
if((grp_item = dynamic_cast<RsGxsIdGroupItem*>(item)) != NULL)
{
return sizeGxsIdGroupItem(grp_item);
}
else if((op_item = dynamic_cast<RsGxsIdOpinionItem*>(item)) != NULL)
{
return sizeGxsIdOpinionItem(op_item);
}
else if((com_item = dynamic_cast<RsGxsIdCommentItem*>(item)) != NULL)
{
return sizeGxsIdCommentItem(com_item);
}
std::cerr << "RsGxsIdSerialiser::size() ERROR invalid item" << std::endl;
return 0;
}
bool RsGxsIdSerialiser::serialise(RsItem *item, void *data, uint32_t *size)
{
RsGxsIdGroupItem* grp_item = NULL;
RsGxsIdOpinionItem* op_item = NULL;
RsGxsIdCommentItem* com_item = NULL;
if((grp_item = dynamic_cast<RsGxsIdGroupItem*>(item)) != NULL)
{
return serialiseGxsIdGroupItem(grp_item, data, size);
}
else if((op_item = dynamic_cast<RsGxsIdOpinionItem*>(item)) != NULL)
{
return serialiseGxsIdOpinionItem(op_item, data, size);
}
else if((com_item = dynamic_cast<RsGxsIdCommentItem*>(item)) != NULL)
{
return serialiseGxsIdCommentItem(com_item, data, size);
}
std::cerr << "RsGxsIdSerialiser::serialise() ERROR invalid item" << std::endl;
return false;
}
RsItem* RsGxsIdSerialiser::deserialise(void* data, uint32_t* size)
{
/* get the type and size */
uint32_t rstype = getRsItemId(data);
if ((RS_PKT_VERSION_SERVICE != getRsItemVersion(rstype)) ||
(RS_SERVICE_GXSV2_TYPE_GXSID != getRsItemService(rstype)))
{
return NULL; /* wrong type */
}
switch(getRsItemSubType(rstype))
{
case RS_PKT_SUBTYPE_GXSID_GROUP_ITEM:
return deserialiseGxsIdGroupItem(data, size);
break;
case RS_PKT_SUBTYPE_GXSID_OPINION_ITEM:
return deserialiseGxsIdOpinionItem(data, size);
break;
case RS_PKT_SUBTYPE_GXSID_COMMENT_ITEM:
return deserialiseGxsIdCommentItem(data, size);
break;
default:
#ifdef GXSID_DEBUG
std::cerr << "RsGxsIdSerialiser::deserialise(): unknown subtype";
std::cerr << std::endl;
#endif
break;
}
return NULL;
}
/*****************************************************************************************/
/*****************************************************************************************/
/*****************************************************************************************/
void RsGxsIdGroupItem::clear()
{
group.mPgpIdHash.clear();
group.mPgpIdSign.clear();
group.mPgpKnown = false;
group.mPgpId.clear();
}
std::ostream& RsGxsIdGroupItem::print(std::ostream& out, uint16_t indent)
{
printRsItemBase(out, "RsGxsIdGroupItem", indent);
uint16_t int_Indent = indent + 2;
printIndent(out, int_Indent);
out << "PgpIdHash: " << group.mPgpIdHash << std::endl;
printIndent(out, int_Indent);
out << "PgpIdSign: " << group.mPgpIdSign << std::endl;
printRsItemEnd(out ,"RsGxsIdGroupItem", indent);
return out;
}
uint32_t RsGxsIdSerialiser::sizeGxsIdGroupItem(RsGxsIdGroupItem *item)
{
const RsGxsIdGroup& group = item->group;
uint32_t s = 8; // header
s += GetTlvStringSize(group.mPgpIdHash);
s += GetTlvStringSize(group.mPgpIdSign);
return s;
}
bool RsGxsIdSerialiser::serialiseGxsIdGroupItem(RsGxsIdGroupItem *item, void *data, uint32_t *size)
{
uint32_t tlvsize = sizeGxsIdGroupItem(item);
uint32_t offset = 0;
if(*size < tlvsize)
{
#ifdef GXSID_DEBUG
std::cerr << "RsGxsIdSerialiser::serialiseGxsIdGroupItem() Size too small" << std::endl;
#endif
return false;
}
*size = tlvsize;
bool ok = true;
ok &= setRsItemHeader(data, tlvsize, item->PacketId(), tlvsize);
/* skip the header */
offset += 8;
/* GxsIdGroupItem */
ok &= SetTlvString(data, tlvsize, &offset, 1, item->group.mPgpIdHash);
ok &= SetTlvString(data, tlvsize, &offset, 1, item->group.mPgpIdSign);
if(offset != tlvsize)
{
#ifdef GXSID_DEBUG
std::cerr << "RsGxsIdSerialiser::serialiseGxsIdGroupItem() FAIL Size Error! " << std::endl;
#endif
ok = false;
}
#ifdef GXSID_DEBUG
if (!ok)
{
std::cerr << "RsGxsIdSerialiser::serialiseGxsIdgroupItem() NOK" << std::endl;
}
#endif
return ok;
}
RsGxsIdGroupItem* RsGxsIdSerialiser::deserialiseGxsIdGroupItem(void *data, uint32_t *size)
{
/* get the type and size */
uint32_t rstype = getRsItemId(data);
uint32_t rssize = getRsItemSize(data);
uint32_t offset = 0;
if ((RS_PKT_VERSION_SERVICE != getRsItemVersion(rstype)) ||
(RS_SERVICE_GXSV2_TYPE_GXSID != getRsItemService(rstype)) ||
(RS_PKT_SUBTYPE_GXSID_GROUP_ITEM != getRsItemSubType(rstype)))
{
#ifdef GXSID_DEBUG
std::cerr << "RsGxsIdSerialiser::deserialiseGxsIdGroupItem() FAIL wrong type" << std::endl;
#endif
return NULL; /* wrong type */
}
if (*size < rssize) /* check size */
{
#ifdef GXSID_DEBUG
std::cerr << "RsGxsIdSerialiser::deserialiseGxsIdGroupItem() FAIL wrong size" << std::endl;
#endif
return NULL; /* not enough data */
}
/* set the packet length */
*size = rssize;
bool ok = true;
RsGxsIdGroupItem* item = new RsGxsIdGroupItem();
/* skip the header */
offset += 8;
ok &= GetTlvString(data, rssize, &offset, 1, item->group.mPgpIdHash);
ok &= GetTlvString(data, rssize, &offset, 1, item->group.mPgpIdSign);
if (offset != rssize)
{
#ifdef GXSID_DEBUG
std::cerr << "RsGxsIdSerialiser::deserialiseGxsIdGroupItem() FAIL size mismatch" << std::endl;
#endif
/* error */
delete item;
return NULL;
}
if (!ok)
{
#ifdef GXSID_DEBUG
std::cerr << "RsGxsIdSerialiser::deserialiseGxsIdGroupItem() NOK" << std::endl;
#endif
delete item;
return NULL;
}
return item;
}
/*****************************************************************************************/
/*****************************************************************************************/
/*****************************************************************************************/
void RsGxsIdOpinionItem::clear()
{
opinion.mOpinion = 0;
opinion.mReputation = 0;
opinion.mComment = "";
}
std::ostream& RsGxsIdOpinionItem::print(std::ostream& out, uint16_t indent)
{
printRsItemBase(out, "RsGxsIdOpinionItem", indent);
uint16_t int_Indent = indent + 2;
printIndent(out, int_Indent);
out << "Opinion: " << opinion.mOpinion << std::endl;
printIndent(out, int_Indent);
out << "Reputation: " << opinion.mReputation << std::endl;
printIndent(out, int_Indent);
out << "Comment: " << opinion.mComment << std::endl;
printRsItemEnd(out ,"RsGxsIdOpinionItem", indent);
return out;
}
uint32_t RsGxsIdSerialiser::sizeGxsIdOpinionItem(RsGxsIdOpinionItem *item)
{
const RsGxsIdOpinion& opinion = item->opinion;
uint32_t s = 8; // header
s += 4; // mOpinion.
s += 4; // mReputation.
s += GetTlvStringSize(opinion.mComment);
return s;
}
bool RsGxsIdSerialiser::serialiseGxsIdOpinionItem(RsGxsIdOpinionItem *item, void *data, uint32_t *size)
{
uint32_t tlvsize = sizeGxsIdOpinionItem(item);
uint32_t offset = 0;
if(*size < tlvsize)
{
#ifdef GXSID_DEBUG
std::cerr << "RsGxsIdSerialiser::serialiseGxsIdOpinionItem()" << std::endl;
#endif
return false;
}
*size = tlvsize;
bool ok = true;
ok &= setRsItemHeader(data, tlvsize, item->PacketId(), tlvsize);
/* skip the header */
offset += 8;
/* GxsIdOpinionItem */
ok &= setRawUInt32(data, tlvsize, &offset, item->opinion.mOpinion);
ok &= setRawUInt32(data, tlvsize, &offset, item->opinion.mReputation);
ok &= SetTlvString(data, tlvsize, &offset, 1, item->opinion.mComment);
if(offset != tlvsize)
{
#ifdef GXSID_DEBUG
std::cerr << "RsGxsIdSerialiser::serialiseGxsIdOpinionItem() FAIL Size Error! " << std::endl;
#endif
ok = false;
}
#ifdef GXSID_DEBUG
if (!ok)
{
std::cerr << "RsGxsIdSerialiser::serialiseGxsIdgroupItem() NOK" << std::endl;
}
#endif
return ok;
}
RsGxsIdOpinionItem* RsGxsIdSerialiser::deserialiseGxsIdOpinionItem(void *data, uint32_t *size)
{
/* get the type and size */
uint32_t rstype = getRsItemId(data);
uint32_t rssize = getRsItemSize(data);
uint32_t offset = 0;
if ((RS_PKT_VERSION_SERVICE != getRsItemVersion(rstype)) ||
(RS_SERVICE_GXSV2_TYPE_GXSID != getRsItemService(rstype)) ||
(RS_PKT_SUBTYPE_GXSID_OPINION_ITEM != getRsItemSubType(rstype)))
{
#ifdef GXSID_DEBUG
std::cerr << "RsGxsIdSerialiser::deserialiseGxsIdOpinionItem() FAIL wrong type" << std::endl;
#endif
return NULL; /* wrong type */
}
if (*size < rssize) /* check size */
{
#ifdef GXSID_DEBUG
std::cerr << "RsGxsIdSerialiser::deserialiseGxsIdOpinionItem() FAIL wrong size" << std::endl;
#endif
return NULL; /* not enough data */
}
/* set the packet length */
*size = rssize;
bool ok = true;
RsGxsIdOpinionItem* item = new RsGxsIdOpinionItem();
/* skip the header */
offset += 8;
ok &= getRawUInt32(data, rssize, &offset, &(item->opinion.mOpinion));
ok &= getRawUInt32(data, rssize, &offset, &(item->opinion.mReputation));
ok &= GetTlvString(data, rssize, &offset, 1, item->opinion.mComment);
if (offset != rssize)
{
#ifdef GXSID_DEBUG
std::cerr << "RsGxsIdSerialiser::deserialiseGxsIdOpinionItem() FAIL size mismatch" << std::endl;
#endif
/* error */
delete item;
return NULL;
}
if (!ok)
{
#ifdef GXSID_DEBUG
std::cerr << "RsGxsIdSerialiser::deserialiseGxsIdOpinionItem() NOK" << std::endl;
#endif
delete item;
return NULL;
}
return item;
}
/*****************************************************************************************/
/*****************************************************************************************/
/*****************************************************************************************/
void RsGxsIdCommentItem::clear()
{
comment.mComment.clear();
}
std::ostream& RsGxsIdCommentItem::print(std::ostream& out, uint16_t indent)
{
printRsItemBase(out, "RsGxsIdCommentItem", indent);
uint16_t int_Indent = indent + 2;
printIndent(out, int_Indent);
out << "Comment: " << comment.mComment << std::endl;
printRsItemEnd(out ,"RsGxsIdCommentItem", indent);
return out;
}
uint32_t RsGxsIdSerialiser::sizeGxsIdCommentItem(RsGxsIdCommentItem *item)
{
const RsGxsIdComment& comment = item->comment;
uint32_t s = 8; // header
s += GetTlvStringSize(comment.mComment);
return s;
}
bool RsGxsIdSerialiser::serialiseGxsIdCommentItem(RsGxsIdCommentItem *item, void *data, uint32_t *size)
{
uint32_t tlvsize = sizeGxsIdCommentItem(item);
uint32_t offset = 0;
if(*size < tlvsize)
{
#ifdef GXSID_DEBUG
std::cerr << "RsGxsIdSerialiser::serialiseGxsIdCommentItem() Not enough space" << std::endl;
#endif
return false;
}
*size = tlvsize;
bool ok = true;
ok &= setRsItemHeader(data, tlvsize, item->PacketId(), tlvsize);
/* skip the header */
offset += 8;
/* GxsIdCommentItem */
ok &= SetTlvString(data, tlvsize, &offset, 1, item->comment.mComment);
if(offset != tlvsize)
{
#ifdef GXSID_DEBUG
std::cerr << "RsGxsIdSerialiser::serialiseGxsIdCommentItem() FAIL Size Error! " << std::endl;
#endif
ok = false;
}
#ifdef GXSID_DEBUG
if (!ok)
{
std::cerr << "RsGxsIdSerialiser::serialiseGxsIdgroupItem() NOK" << std::endl;
}
#endif
return ok;
}
RsGxsIdCommentItem* RsGxsIdSerialiser::deserialiseGxsIdCommentItem(void *data, uint32_t *size)
{
/* get the type and size */
uint32_t rstype = getRsItemId(data);
uint32_t rssize = getRsItemSize(data);
uint32_t offset = 0;
if ((RS_PKT_VERSION_SERVICE != getRsItemVersion(rstype)) ||
(RS_SERVICE_GXSV2_TYPE_GXSID != getRsItemService(rstype)) ||
(RS_PKT_SUBTYPE_GXSID_COMMENT_ITEM != getRsItemSubType(rstype)))
{
#ifdef GXSID_DEBUG
std::cerr << "RsGxsIdSerialiser::deserialiseGxsIdCommentItem() FAIL wrong type" << std::endl;
#endif
return NULL; /* wrong type */
}
if (*size < rssize) /* check size */
{
#ifdef GXSID_DEBUG
std::cerr << "RsGxsIdSerialiser::deserialiseGxsIdCommentItem() FAIL wrong size" << std::endl;
#endif
return NULL; /* not enough data */
}
/* set the packet length */
*size = rssize;
bool ok = true;
RsGxsIdCommentItem* item = new RsGxsIdCommentItem();
/* skip the header */
offset += 8;
ok &= GetTlvString(data, rssize, &offset, 1, item->comment.mComment);
if (offset != rssize)
{
#ifdef GXSID_DEBUG
std::cerr << "RsGxsIdSerialiser::deserialiseGxsIdCommentItem() FAIL size mismatch" << std::endl;
#endif
/* error */
delete item;
return NULL;
}
if (!ok)
{
#ifdef GXSID_DEBUG
std::cerr << "RsGxsIdSerialiser::deserialiseGxsIdCommentItem() NOK" << std::endl;
#endif
delete item;
return NULL;
}
return item;
}
/*****************************************************************************************/
/*****************************************************************************************/
/*****************************************************************************************/