示例#1
0
void CPrefs::WriteFile()
{
	try
	{
		CSafeBufferedFile file;
		CFileException fexp;
		if (file.Open(m_sFilename, CFile::modeWrite | CFile::modeCreate | CFile::typeBinary | CFile::shareDenyWrite, &fexp))
		{
			setvbuf(file.m_pStream, NULL, _IOFBF, 16384);
			file.WriteUInt32(m_uIP);
			file.WriteUInt16(0); //This is no longer used.
			file.WriteUInt128(&m_uClientID);
			file.WriteUInt8(0); //This is to tell older clients there are no tags..
			file.Close();
		}
	}
	catch (CException *ex)
	{
		ASSERT(0);
		ex->Delete();
	}
	catch (...)
	{
		TRACE("Exception in CPrefs::writeFile\n");
	}
}
示例#2
0
void CRoutingZone::DbgWriteBootstrapFile()
{
	DebugLogWarning(_T("Writing special bootstrap nodes.dat - not intended for normal use"));
	try
	{
		// Write a saved contact list.
		CUInt128 uID;
		CSafeBufferedFile file;
		CFileException fexp;
		if (file.Open(m_sFilename, CFile::modeWrite | CFile::modeCreate | CFile::typeBinary|CFile::shareDenyWrite, &fexp))
		{
			setvbuf(file.m_pStream, NULL, _IOFBF, 32768);

			// The bootstrap method gets a very nice sample of contacts to save.
			ContactMap mapContacts;
			CUInt128 uRandom(CUInt128((ULONG)0), 0);
			CUInt128 uDistance = uRandom;
			uDistance.Xor(uMe);
			GetClosestTo(2, uRandom, uDistance, 1200, &mapContacts, false, false);
			// filter out Kad1 nodes
			for (ContactMap::iterator itContactMap = mapContacts.begin(); itContactMap != mapContacts.end(); )
			{
				ContactMap::iterator itCurContactMap = itContactMap;
				++itContactMap;
				CContact* pContact = itCurContactMap->second;
				if (pContact->GetVersion() <= 1)
					mapContacts.erase(itCurContactMap);
			}
			// Start file with 0 to prevent older clients from reading it.
			file.WriteUInt32(0);
			// Now tag it with a version which happens to be 2 (1 till 0.48a).
			file.WriteUInt32(3);
			file.WriteUInt32(1); // if we would use version >=3, this would mean that this is not a normal nodes.dat
			file.WriteUInt32((uint32_t)mapContacts.size());
			for (ContactMap::const_iterator itContactMap = mapContacts.begin(); itContactMap != mapContacts.end(); ++itContactMap)
			{
				CContact* pContact = itContactMap->second;
				pContact->GetClientID(&uID);
				file.WriteUInt128(&uID);
				file.WriteUInt32(pContact->GetIPAddress());
				file.WriteUInt16(pContact->GetUDPPort());
				file.WriteUInt16(pContact->GetTCPPort());
				file.WriteUInt8(pContact->GetVersion());
			}
			file.Close();
			AddDebugLogLine( false, _T("Wrote %ld contact to bootstrap file."), mapContacts.size());
		}
		else
			DebugLogError(_T("Unable to store Kad file: %s"), m_sFilename);
	}
	catch (CFileException* e)
	{
		e->Delete();
		AddDebugLogLine(false, _T("CFileException in CRoutingZone::writeFile"));
	}

}
示例#3
0
void CRoutingZone::WriteFile()
{
	// don't overwrite a bootstrap nodes.dat with an empty one, if we didn't finished probing
	if (!CKademlia::s_liBootstapList.IsEmpty() && GetNumContacts() == 0){
		DebugLogWarning(_T("Skipped storing nodes.dat, because we have an unfinished bootstrap of the nodes.dat version and no contacts in our routing table"));
		return;
	}
	try
	{
		// Write a saved contact list.
		CUInt128 uID;
		CSafeBufferedFile file;
		CFileException fexp;
		if (file.Open(m_sFilename, CFile::modeWrite | CFile::modeCreate | CFile::typeBinary|CFile::shareDenyWrite, &fexp))
		{
			setvbuf(file.m_pStream, NULL, _IOFBF, 32768);

			// The bootstrap method gets a very nice sample of contacts to save.
			ContactList listContacts;
			GetBootstrapContacts(&listContacts, 200);
			// Start file with 0 to prevent older clients from reading it.
			file.WriteUInt32(0);
			// Now tag it with a version which happens to be 2 (1 till 0.48a).
			file.WriteUInt32(2);
			// file.WriteUInt32(0) // if we would use version >=3, this would mean that this is a normal nodes.dat
			file.WriteUInt32((uint32_t)listContacts.size());
			for (ContactList::const_iterator itContactList = listContacts.begin(); itContactList != listContacts.end(); ++itContactList)
			{
				CContact* pContact = *itContactList;
				pContact->GetClientID(&uID);
				file.WriteUInt128(&uID);
				file.WriteUInt32(pContact->GetIPAddress());
				file.WriteUInt16(pContact->GetUDPPort());
				file.WriteUInt16(pContact->GetTCPPort());
				file.WriteUInt8(pContact->GetVersion());
				pContact->GetUDPKey().StoreToFile(file);
				file.WriteUInt8(pContact->IsIpVerified() ? 1 : 0);
			}
			file.Close();
			AddDebugLogLine( false, _T("Wrote %ld contact%s to file."), listContacts.size(), ((listContacts.size() == 1) ? _T("") : _T("s")));
		}
		else
			DebugLogError(_T("Unable to store Kad file: %s"), m_sFilename);
	}
	catch (CFileException* e)
	{
		e->Delete();
		AddDebugLogLine(false, _T("CFileException in CRoutingZone::writeFile"));
	}
}