RetroShare/libretroshare/src/serialiser/rspluginitems.cc
chrisparker126 0f29d28b1b merge of branch v0.6-idclean 7180
git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@7187 b45a01b8-16f6-495d-af2f-9b41ad6348cc
2014-03-17 20:56:06 +00:00

133 lines
2.9 KiB
C++

#include "rspluginitems.h"
#ifndef WINDOWS_SYS
#include <stdexcept>
#endif
bool RsPluginHashSetItem::serialise(void *data,uint32_t& pktsize)
{
uint32_t tlvsize = serial_size();
uint32_t offset = 0;
#ifdef P3TURTLE_DEBUG
std::cerr << "RsPluginSerialiser::serialising HashSet packet (size=" << tlvsize << ")" << std::endl;
#endif
if (pktsize < tlvsize)
return false; /* not enough space */
pktsize = tlvsize;
bool ok = true;
ok &= setRsItemHeader(data,tlvsize,PacketId(), tlvsize);
/* skip the header */
offset += 8;
/* add mandatory parts first */
ok &= hashes.SetTlv(data,tlvsize,&offset) ;
if (offset != tlvsize)
{
ok = false;
#ifdef P3TURTLE_DEBUG
std::cerr << "RsPluginHashSetItem::serialise() Size Error! (offset=" << offset << ", tlvsize=" << tlvsize << ")" << std::endl;
#endif
}
return ok ;
}
RsPluginHashSetItem::RsPluginHashSetItem(void *data,uint32_t size)
: RsPluginItem(RS_PKT_CLASS_PLUGIN_SUBTYPE_HASHSET)
{
uint32_t offset = 8; // skip the header
uint32_t rssize = getRsItemSize(data);
bool ok = true ;
hashes.ids.clear() ;
ok &= hashes.GetTlv(data,size,&offset) ;
if (offset != rssize)
{
#ifdef TLV_DEBUG
std::cerr << "RsTlvPeerIdSet::GetTlv() Warning extra bytes at end of item";
std::cerr << std::endl;
#endif
ok = false ;
}
#ifdef WINDOWS_SYS // No Exceptions in Windows compile. (drbobs).
UNREFERENCED_LOCAL_VARIABLE(rssize);
#else
if (!ok)
throw std::runtime_error("Unknown error while deserializing.") ;
#endif
}
RsItem *RsPluginSerialiser::deserialise(void *data, uint32_t *size)
{
// look what we have...
/* get the type */
uint32_t rstype = getRsItemId(data);
#ifdef P3TURTLE_DEBUG
std::cerr << "p3turtle: deserialising packet: " << std::endl ;
#endif
if ( (RS_PKT_VERSION1 != getRsItemVersion(rstype))
|| (RS_PKT_CLASS_CONFIG != getRsItemClass(rstype))
|| (RS_PKT_TYPE_PLUGIN_CONFIG != getRsItemType(rstype)))
{
#ifdef P3TURTLE_DEBUG
std::cerr << " Wrong type !!" << std::endl ;
#endif
return NULL; /* wrong type */
}
#ifndef WINDOWS_SYS
try
{
#endif
switch(getRsItemSubType(rstype))
{
case RS_PKT_CLASS_PLUGIN_SUBTYPE_HASHSET : return new RsPluginHashSetItem(data,*size) ;
default:
std::cerr << "Unknown packet type in RsPluginSerialiser. Type = " << rstype << std::endl;
return NULL ;
}
#ifndef WINDOWS_SYS
}
catch(std::exception& e)
{
std::cerr << "Exception raised: " << e.what() << std::endl ;
return NULL ;
}
#endif
}
uint32_t RsPluginHashSetItem::serial_size()
{
uint32_t size = 8 ;
size += hashes.TlvSize() ;
return size ;
}
std::ostream& RsPluginHashSetItem::print(std::ostream& o, uint16_t)
{
o << "Item type: RsPluginHashSetItem" << std::endl;
o << " Hash list: " << std::endl;
for(std::list<Sha1CheckSum>::const_iterator it(hashes.ids.begin());it!=hashes.ids.end();++it)
o << " " << *it << std::endl;
return o ;
}