void GetLogTokenNamesList (const VectorOfLogToken& inLogTokens, XBOX::VString& outTokenNames, const UniChar inSeparator)
{
	XBOX::VString						string;
	VectorOfLogToken::const_iterator	nextToken = inLogTokens.begin();

	outTokenNames.Clear();

	for (VectorOfLogToken::const_iterator it = inLogTokens.begin(); it != inLogTokens.end(); ++it)
	{
		GetLogTokenName (*it, string);
		outTokenNames.AppendString (string);
		nextToken = it; 
		if (++nextToken != inLogTokens.end())
			outTokenNames.AppendUniChar (CHAR_SPACE);
	}
}
XBOX::VError VHTTPServerLog::_WriteWLF_ELF (const IHTTPResponse& inHTTPResponse)
{
	XBOX::VString				string;
	XBOX::VString				ipAddress;
	const VectorOfLogToken		tokens = fSettings.GetLogTokens();
	const EHTTPServerLogFormat	format = fSettings.GetLogFormat();

	for (VectorOfLogToken::const_iterator it = tokens.begin(); it != tokens.end(); ++it)
	{
		switch (*it)
		{
			case LOG_TOKEN_DATE:
				string.Clear();
				if (format == LOG_FORMAT_ELF)
				{
					_GetCurrentFormatedDate (string, false);
				}
				else
				{
					_GetCurrentFormatedDate (string, true, HTTP_SOLIDUS);
				}

				if (!string.IsEmpty())
				{
					fRequestsBuffer.AppendString (string);					
				}
				else
				{
					fRequestsBuffer.AppendUniChar (CHAR_HYPHEN_MINUS);
				}
				break;

			case LOG_TOKEN_TIME:
				string.Clear();
				if (format == LOG_FORMAT_WLF)
					_GetCurrentFormatedTime (string, true);				
				else
					_GetCurrentFormatedTime (string, false);
				fRequestsBuffer.AppendString (string);	
				break;

			case LOG_TOKEN_STATUS:
				string.FromLong ((sLONG)inHTTPResponse.GetResponseStatusCode());
				fRequestsBuffer.AppendString (string);
				break;

			case LOG_TOKEN_ELF_S_IP:
				string.Clear();
				HTTPServerTools::MakeIPv4String (inHTTPResponse.GetIPv4(), string);
				fRequestsBuffer.AppendString (string);
				break;

			case LOG_TOKEN_HOST_NAME:	//	= C_DNS .....
			case LOG_TOKEN_ELF_C_DNS:	//	DNS lookup : tres couteux en perf : remplacé par l'IP du client (les analyseurs de log font le DNS lookup)...
			case LOG_TOKEN_ELF_C_IP:	//	Client IP Address 192.0.1.3
				string.Clear();
				HTTPServerTools::MakeIPv4String (inHTTPResponse.GetIPv4(), string);
				fRequestsBuffer.AppendString (string);
				break;

			case LOG_TOKEN_METHOD:	// The HTTP method : GET HEAD POST. If Unknown, we just copy it
				string.Clear();
				HTTPProtocol::MakeHTTPMethodString (inHTTPResponse.GetRequest().GetRequestMethod(), string);
				fRequestsBuffer.AppendString (string);
				break;

			case LOG_TOKEN_BYTES_SENT:	//WLF : Bytes sent to the client : = HTTP Content Length
				string.Clear();
				if (inHTTPResponse.GetResponseHeader (STRING_HEADER_CONTENT_LENGTH, string) && !string.IsEmpty())
					fRequestsBuffer.AppendString (string);
				else
					fRequestsBuffer.AppendUniChar (CHAR_DIGIT_ZERO);
				break;

			case LOG_TOKEN_AGENT:	// The identity of the browser software or other client. Mozilla/4.04_(Macintosh;_U;_PPC)
				string.Clear();
				if (inHTTPResponse.GetRequest().GetHTTPHeaders().GetHeaderValue (STRING_HEADER_USER_AGENT, string) && !string.IsEmpty())
				{
					string.Exchange (CHAR_SPACE, CHAR_LOW_LINE);
					fRequestsBuffer.AppendString (string);
				}
				else
				{
					fRequestsBuffer.AppendUniChar (CHAR_HYPHEN_MINUS);
				}
				break;

			case LOG_TOKEN_CS_USER_AGENT:	// HTTP request's "User-Agent" header field. "Mozilla/4.04 (Macintosh; U; PPC)"
				string.Clear();
				inHTTPResponse.GetRequest().GetHTTPHeaders().GetHeaderValue (STRING_HEADER_USER_AGENT, string);
				fRequestsBuffer.AppendUniChar (CHAR_QUOTATION_MARK);
				fRequestsBuffer.AppendString (string);
				fRequestsBuffer.AppendUniChar (CHAR_QUOTATION_MARK);
				break;

			case LOG_TOKEN_USER:	//The User Name if there was a Web User entry for a realm.
				string.Clear();
				inHTTPResponse.GetRequest().GetAuthenticationInfos()->GetUserName (string);
				_WriteUsername (string, fRequestsBuffer);
				break;

			case LOG_TOKEN_REFERER: //HTTP request's "Referer" header field, sending  the URL that referred to the current page. www.google.com
				string.Clear();
				inHTTPResponse.GetRequest().GetHTTPHeaders().GetHeaderValue (STRING_HEADER_REFERER, string);
				if (!string.IsEmpty())
					fRequestsBuffer.AppendString (string);
				else
					fRequestsBuffer.AppendUniChar (CHAR_HYPHEN_MINUS);
				break;

			case LOG_TOKEN_CS_REFERER:	//HTTP request's "Referer" header field, sending  the URL that referred to the current page.  www.google.com
				string.Clear();
				inHTTPResponse.GetRequest().GetHTTPHeaders().GetHeaderValue (STRING_HEADER_REFERER, string);
				fRequestsBuffer.AppendUniChar (CHAR_QUOTATION_MARK);
				fRequestsBuffer.AppendString (string);
				fRequestsBuffer.AppendUniChar (CHAR_QUOTATION_MARK);
				break;

			case LOG_TOKEN_ELF_CS_HOST: // = LOG_TOKEN_HOSTFIELD. The "HOST" field of the HTTP request
				fRequestsBuffer.AppendUniChar (CHAR_QUOTATION_MARK);
				fRequestsBuffer.AppendString (inHTTPResponse.GetRequest().GetHost());
				fRequestsBuffer.AppendUniChar (CHAR_QUOTATION_MARK);
				break;

			case LOG_TOKEN_ELF_URI:
				string.FromString (inHTTPResponse.GetRequest().GetURL());
				if (!string.IsEmpty())
					fRequestsBuffer.AppendString (string);
				else
					fRequestsBuffer.AppendUniChar (CHAR_HYPHEN_MINUS);
				break;

			case LOG_TOKEN_URL:
			case LOG_TOKEN_ELF_CS_URI_STEM:	//	Path portion of the HTTP request. "/status/stat.html"
				string.FromString (inHTTPResponse.GetRequest().GetURLPath());
				if (!string.IsEmpty())
					fRequestsBuffer.AppendString (string);
				else
					fRequestsBuffer.AppendUniChar (CHAR_HYPHEN_MINUS);
				break;

			case LOG_TOKEN_SEARCH_ARGS:	//	The search arguments to the URL (text after a question  mark)
				string.FromString (inHTTPResponse.GetRequest().GetURLQuery());
				fRequestsBuffer.AppendString (string);
				break;

			case LOG_TOKEN_ELF_CS_URI_QUERY:	// 	Search argument portion of the HTTP request. "first=last&last=first"
				string.FromString (inHTTPResponse.GetRequest().GetURLQuery());
				if (!string.IsEmpty())
					fRequestsBuffer.AppendString (string);
				else
					fRequestsBuffer.AppendUniChar (CHAR_HYPHEN_MINUS);
				break;

			case LOG_TOKEN_CONNECTION_ID:	// A number that is unique for each connection for this invocation of the server. Typically socket number.
			{
				sLONG rawSocket = inHTTPResponse.GetRawSocket();
				if (rawSocket > 0)
				{
					fRequestsBuffer.AppendLong (rawSocket);
				}
				else
				{
					fRequestsBuffer.AppendUniChar (CHAR_HYPHEN_MINUS);
				}
				break;
			}
			case LOG_TOKEN_ELF_CS_COOKIE:	// The "cookie" information sent in this request "Set-Cookie: CUSTOMER=WILE_E_COYOTE; path=/; expires=Wednesday, 20-Jan-05 23:12:40 GMT"
				string.Clear();
				inHTTPResponse.GetRequest().GetHTTPHeaders().GetHeaderValue (STRING_HEADER_COOKIE, string);
				fRequestsBuffer.AppendUniChar (CHAR_QUOTATION_MARK);
				fRequestsBuffer.AppendString (string);
				fRequestsBuffer.AppendUniChar (CHAR_QUOTATION_MARK);
				break;

			case LOG_TOKEN_TRANSFER_TIME:	// Time-Taken in millisecond like IIS
			{
				uLONG timeTaken = (XBOX::VSystem::GetCurrentTime() - inHTTPResponse.GetStartRequestTime());
				fRequestsBuffer.AppendLong (timeTaken);
				break;
			}
			case LOG_TOKEN_WLF_BYTES_RECEIVED:
			{
				sLONG8 bytesReceived = inHTTPResponse.GetRequest().GetRequestBody().GetDataSize();
				if (bytesReceived > 0)
				{
					fRequestsBuffer.AppendLong8 (bytesReceived);
				}
				else
				{
					fRequestsBuffer.AppendUniChar (CHAR_DIGIT_ZERO);
				}
				break;
			}

			case LOG_TOKEN_PATH_ARGS: //The path arguments to the URL for a CGI (the text after a dollar sign)
			{
				sLONG			posChar = 0;
				XBOX::VString	pathArgString;
				
				string.FromString (inHTTPResponse.GetRequest().GetURL());

				if (!string.IsEmpty() && (posChar = string.FindUniChar (CHAR_DOLLAR_SIGN)) > 0)
				{
					// Let's delete all the stuff before '$'
					string.GetSubString (posChar + 1, string.GetLength() - posChar, pathArgString);

					// We delete the query arguments after the ? : we only want the string after the '$'
					if ((posChar = pathArgString.FindUniChar (CHAR_QUESTION_MARK)) > 0)
						pathArgString.SubString (1, posChar - 1);
				}

				if (!pathArgString.IsEmpty())
				{
					fRequestsBuffer.AppendString (pathArgString);
				}
				else
				{
					fRequestsBuffer.AppendUniChar (CHAR_HYPHEN_MINUS);
				}
				break;
			}

			default:	// this should never happen.
				assert (false);
				fRequestsBuffer.AppendCString ("UNKNOWN_FIELD"); 
				break;
		}

		VectorOfLogToken::const_iterator nextToken = it;
		if (++nextToken != tokens.end())
			fRequestsBuffer.AppendUniChar (CHAR_SPACE);
	}

	fRequestsBuffer.AppendUniChar (HTTP_LF);

	return XBOX::VE_OK;
}
void VHTTPServerLogSettings::SetLogTokens (const VectorOfLogToken& inTokens)
{
	XBOX::VTaskLock lock (&fLogTokensVectorLock);
	fLogTokens.clear();
	fLogTokens.assign (inTokens.begin(), inTokens.end());
}