fix for utf-8 strings in protocol (it used to be just ACSII coded strings which is not according to the specification of the protocol)
This commit is contained in:
Volker Fischer
parent
606542102a
commit
03a2940cfe
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@ -2,6 +2,8 @@
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TODO: Mac OS 64bit support
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- bug fix: strings in the protocol are now utf-8 coded
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3.2.2
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127
src/protocol.cpp
127
src/protocol.cpp
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@ -734,12 +734,16 @@ void CProtocol::CreateConClientListMes ( const CVector<CChannelShortInfo>& vecCh
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for ( int i = 0; i < iNumClients; i++ )
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{
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// current string size
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const int iCurStrLen = vecChanInfo[i].strName.size();
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// convert name string to utf-8
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const QByteArray strUTF8Name = vecChanInfo[i].strName.toUtf8();
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// current utf-8 string size
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const int iCurStrUTF8Len = strUTF8Name.size();
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// size of current list entry
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const int iCurListEntrLen =
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1 /* chan ID */ + 4 /* IP addr. */ + 2 /* str. size */ + iCurStrLen;
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1 /* chan ID */ + 4 /* IP addr. */ +
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2 /* utf-8 str. size */ + iCurStrUTF8Len;
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// make space for new data
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vecData.Enlarge ( iCurListEntrLen );
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@ -753,7 +757,7 @@ void CProtocol::CreateConClientListMes ( const CVector<CChannelShortInfo>& vecCh
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static_cast<uint32_t> ( vecChanInfo[i].iIpAddr ), 4 );
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// name string
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PutStringOnStream ( vecData, iPos, vecChanInfo[i].strName );
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PutStringUTF8OnStream ( vecData, iPos, strUTF8Name );
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}
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CreateAndSendMessage ( PROTMESSID_CONN_CLIENTS_LIST, vecData );
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@ -822,17 +826,21 @@ bool CProtocol::EvaluateReqConnClientsList()
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void CProtocol::CreateChanNameMes ( const QString strName )
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{
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int iPos = 0; // init position pointer
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const int iStrLen = strName.size(); // get string size
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int iPos = 0; // init position pointer
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// convert name string to utf-8
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const QByteArray strUTF8Name = strName.toUtf8();
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const int iStrUTF8Len = strUTF8Name.size(); // get utf-8 string size
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// size of current list entry
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const int iEntrLen = 2 /* string size */ + iStrLen;
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const int iEntrLen = 2 /* utf-8 string size */ + iStrUTF8Len;
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// build data vector
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CVector<uint8_t> vecData ( iEntrLen );
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// name string
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PutStringOnStream ( vecData, iPos, strName );
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PutStringUTF8OnStream ( vecData, iPos, strUTF8Name );
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CreateAndSendMessage ( PROTMESSID_CHANNEL_NAME, vecData );
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}
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@ -878,17 +886,21 @@ bool CProtocol::EvaluateReqChanNameMes()
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void CProtocol::CreateChatTextMes ( const QString strChatText )
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{
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int iPos = 0; // init position pointer
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const int iStrLen = strChatText.size(); // get string size
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int iPos = 0; // init position pointer
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// convert chat text string to utf-8
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const QByteArray strUTF8ChatText = strChatText.toUtf8();
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const int iStrUTF8Len = strUTF8ChatText.size(); // get utf-8 string size
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// size of message body
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const int iEntrLen = 2 /* string size */ + iStrLen;
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const int iEntrLen = 2 /* utf-8 string size */ + iStrUTF8Len;
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// build data vector
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CVector<uint8_t> vecData ( iEntrLen );
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// chat text
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PutStringOnStream ( vecData, iPos, strChatText );
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PutStringUTF8OnStream ( vecData, iPos, strUTF8ChatText );
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CreateAndSendMessage ( PROTMESSID_CHAT_TEXT, vecData );
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}
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@ -1197,15 +1209,20 @@ void CProtocol::CreateCLRegisterServerMes ( const CHostAddress& InetAddr,
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{
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int iPos = 0; // init position pointer
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// convert server info strings to utf-8
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const QByteArray strUTF8Name = ServerInfo.strName.toUtf8();
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const QByteArray strUTF8Topic = ServerInfo.strTopic.toUtf8();
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const QByteArray strUTF8City = ServerInfo.strCity.toUtf8();
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// size of current message body
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const int iEntrLen =
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2 /* port number */ +
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2 /* country */ +
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1 /* maximum number of connected clients */ +
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1 /* is permanent flag */ +
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2 /* name string size */ + ServerInfo.strName.size() +
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2 /* topic string size */ + ServerInfo.strTopic.size() +
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2 /* city string size */ + ServerInfo.strCity.size();
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2 /* name utf-8 string size */ + strUTF8Name.size() +
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2 /* topic utf-8 string size */ + strUTF8Topic.size() +
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2 /* city utf-8 string size */ + strUTF8City.size();
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// build data vector
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CVector<uint8_t> vecData ( iEntrLen );
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@ -1227,13 +1244,13 @@ void CProtocol::CreateCLRegisterServerMes ( const CHostAddress& InetAddr,
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static_cast<uint32_t> ( ServerInfo.bPermanentOnline ), 1 );
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// name
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PutStringOnStream ( vecData, iPos, ServerInfo.strName );
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PutStringUTF8OnStream ( vecData, iPos, strUTF8Name );
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// topic
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PutStringOnStream ( vecData, iPos, ServerInfo.strTopic );
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PutStringUTF8OnStream ( vecData, iPos, strUTF8Topic );
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// city
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PutStringOnStream ( vecData, iPos, ServerInfo.strCity );
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PutStringUTF8OnStream ( vecData, iPos, strUTF8City );
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CreateAndImmSendConLessMessage ( PROTMESSID_CLM_REGISTER_SERVER,
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vecData,
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@ -1334,6 +1351,11 @@ void CProtocol::CreateCLServerListMes ( const CHostAddress& InetAddr,
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for ( int i = 0; i < iNumServers; i++ )
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{
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// convert server list strings to utf-8
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const QByteArray strUTF8Name = vecServerInfo[i].strName.toUtf8();
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const QByteArray strUTF8Topic = vecServerInfo[i].strTopic.toUtf8();
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const QByteArray strUTF8City = vecServerInfo[i].strCity.toUtf8();
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// size of current list entry
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const int iCurListEntrLen =
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4 /* IP address */ +
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@ -1341,9 +1363,9 @@ void CProtocol::CreateCLServerListMes ( const CHostAddress& InetAddr,
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2 /* country */ +
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1 /* maximum number of connected clients */ +
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1 /* is permanent flag */ +
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2 /* name string size */ + vecServerInfo[i].strName.size() +
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2 /* topic string size */ + vecServerInfo[i].strTopic.size() +
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2 /* city string size */ + vecServerInfo[i].strCity.size();
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2 /* name utf-8 string size */ + strUTF8Name.size() +
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2 /* topic utf-8 string size */ + strUTF8Topic.size() +
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2 /* city utf-8 string size */ + strUTF8City.size();
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// make space for new data
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vecData.Enlarge ( iCurListEntrLen );
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@ -1369,13 +1391,13 @@ void CProtocol::CreateCLServerListMes ( const CHostAddress& InetAddr,
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static_cast<uint32_t> ( vecServerInfo[i].bPermanentOnline ), 1 );
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// name
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PutStringOnStream ( vecData, iPos, vecServerInfo[i].strName );
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PutStringUTF8OnStream ( vecData, iPos, strUTF8Name );
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// topic
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PutStringOnStream ( vecData, iPos, vecServerInfo[i].strTopic );
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PutStringUTF8OnStream ( vecData, iPos, strUTF8Topic );
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// city
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PutStringOnStream ( vecData, iPos, vecServerInfo[i].strCity );
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PutStringUTF8OnStream ( vecData, iPos, strUTF8City );
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}
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CreateAndImmSendConLessMessage ( PROTMESSID_CLM_SERVER_LIST,
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@ -1607,9 +1629,11 @@ bool CProtocol::ParseMessageFrame ( const CVector<uint8_t>& vecIn,
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// Now check CRC -----------------------------------------------------------
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CCRC CRCObj;
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const int iLenCRCCalc = MESS_HEADER_LENGTH_BYTE + iLenBy;
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iCurPos = 0; // start from the beginning
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for ( i = 0; i < iLenCRCCalc; i++ )
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{
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CRCObj.AddByte ( static_cast<uint8_t> (
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@ -1624,7 +1648,9 @@ bool CProtocol::ParseMessageFrame ( const CVector<uint8_t>& vecIn,
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// Extract actual data -----------------------------------------------------
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vecData.Init ( iLenBy );
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iCurPos = MESS_HEADER_LENGTH_BYTE; // start from beginning of data
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for ( i = 0; i < iLenBy; i++ )
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{
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vecData[i] = static_cast<uint8_t> (
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@ -1646,6 +1672,7 @@ uint32_t CProtocol::GetValFromStream ( const CVector<uint8_t>& vecIn,
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Q_ASSERT ( vecIn.Size() >= iPos + iNumOfBytes );
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uint32_t iRet = 0;
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for ( int i = 0; i < iNumOfBytes; i++ )
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{
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iRet |= vecIn[iPos] << ( i * 8 /* size of byte */ );
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@ -1663,30 +1690,40 @@ bool CProtocol::GetStringFromStream ( const CVector<uint8_t>& vecIn,
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/*
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note: iPos is automatically incremented in this function
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*/
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// check if at least two bytes are available
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const int iInLen = vecIn.Size();
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// check if at least two bytes are available
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if ( ( iInLen - iPos ) < 2 )
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{
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return true; // return error code
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}
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// number of bytes for string (2 bytes)
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const int iStrLen =
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// number of bytes for utf-8 string (2 bytes)
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const int iStrUTF8Len =
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static_cast<int> ( GetValFromStream ( vecIn, iPos, 2 ) );
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if ( ( ( iInLen - iPos ) < iStrLen ) ||
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( iStrLen > iMaxStringLen ) )
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// (note that iPos was incremented by 2 in the above code!)
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if ( ( iInLen - iPos ) < iStrUTF8Len )
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{
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return true; // return error code
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}
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// string (n bytes)
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strOut = "";
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for ( int i = 0; i < iStrLen; i++ )
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QByteArray sStringUTF8;
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for ( int i = 0; i < iStrUTF8Len; i++ )
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{
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// byte-by-byte copying of the string data
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int iData = static_cast<int> ( GetValFromStream ( vecIn, iPos, 1 ) );
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strOut += QString ( (char*) &iData );
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sStringUTF8.append ( static_cast<char> ( GetValFromStream ( vecIn, iPos, 1 ) ) );
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}
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// convert utf-8 byte array in the return string
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strOut = QString::fromUtf8 ( sStringUTF8 );
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// check length of actual string
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if ( strOut.size() > iMaxStringLen )
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{
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return true; // return error code
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}
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return false; // no error
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@ -1738,9 +1775,11 @@ void CProtocol::GenMessageFrame ( CVector<uint8_t>& vecOut,
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// Encode CRC --------------------------------------------------------------
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CCRC CRCObj;
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iCurPos = 0; // start from beginning
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const int iLenCRCCalc = MESS_HEADER_LENGTH_BYTE + iDataLenByte;
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for ( i = 0; i < iLenCRCCalc; i++ )
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{
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CRCObj.AddByte ( static_cast<uint8_t> (
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@ -1772,22 +1811,22 @@ void CProtocol::PutValOnStream ( CVector<uint8_t>& vecIn,
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}
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}
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void CProtocol::PutStringOnStream ( CVector<uint8_t>& vecIn,
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int& iPos,
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const QString& sString )
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void CProtocol::PutStringUTF8OnStream ( CVector<uint8_t>& vecIn,
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int& iPos,
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const QByteArray& sStringUTF8 )
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{
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// get the string size
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const int iStrLen = sString.size();
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// get the utf-8 string size
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const int iStrUTF8Len = sStringUTF8.size();
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// number of bytes for string (2 bytes)
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// number of bytes for utf-8 string (2 bytes)
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PutValOnStream ( vecIn, iPos,
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static_cast<uint32_t> ( iStrLen ), 2 );
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static_cast<uint32_t> ( iStrUTF8Len ), 2 );
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// actual string (n bytes)
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for ( int j = 0; j < iStrLen; j++ )
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// actual utf-8 string (n bytes)
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for ( int j = 0; j < iStrUTF8Len; j++ )
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{
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// byte-by-byte copying of the string data
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// byte-by-byte copying of the utf-8 string data
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PutValOnStream ( vecIn, iPos,
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static_cast<uint32_t> ( sString[j].toLatin1() ), 1 );
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static_cast<uint32_t> ( sStringUTF8[j] ), 1 );
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}
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}
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@ -165,14 +165,14 @@ protected:
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const int iID,
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const CVector<uint8_t>& vecData );
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void PutValOnStream ( CVector<uint8_t>& vecIn,
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int& iPos,
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const uint32_t iVal,
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const int iNumOfBytes );
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void PutValOnStream ( CVector<uint8_t>& vecIn,
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int& iPos,
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const uint32_t iVal,
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const int iNumOfBytes );
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void PutStringOnStream ( CVector<uint8_t>& vecIn,
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int& iPos,
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const QString& sString );
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void PutStringUTF8OnStream ( CVector<uint8_t>& vecIn,
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int& iPos,
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const QByteArray& sStringUTF8 );
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uint32_t GetValFromStream ( const CVector<uint8_t>& vecIn,
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int& iPos,
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