//--------------------------
string ofxTCPClient::receive(){
str = "";
int length=-2;
//only get data from the buffer if we don't have already some complete message
if(tmpStr.find(messageDelimiter)==string::npos){
memset(tmpBuff, 0, TCP_MAX_MSG_SIZE+1); //one more so there's always a \0 at the end for string concat
length = TCPClient.Receive(tmpBuff, TCP_MAX_MSG_SIZE);
if(length>0){ // don't copy the data if there was an error or disconnection
removeZeros(tmpBuff,length);
tmpStr += tmpBuff;
}
}
// check for connection reset or disconnection
if((length==-1 && (ofxNetworkCheckError() == ECONNRESET) ) || length == 0){
close();
if(tmpStr.length()==0) // return if there's no more data left in the buffer
return "";
}
// process any available data
if(tmpStr.find(messageDelimiter)!=string::npos){
str=tmpStr.substr(0,tmpStr.find(messageDelimiter));
tmpStr=tmpStr.substr(tmpStr.find(messageDelimiter)+messageDelimiter.size());
}
return str;
}
/*!
\fn Convert::compareVersion(const QString& v1, const QString& v2)
*/
int Convert::compareVersion(const QString& v1, const QString& v2) {
QRegExp removeZeros("\\.0*$");
QStringList v1s = QString(v1).remove(removeZeros).split(".");
QStringList v2s = QString(v2).remove(removeZeros).split(".");
for(int i=0; i<min(v1s.size(), v2s.size()); i++) {
if(v1s.at(i).toInt() > v2s.at(i).toInt()) {
return 1;
} else if (v1s.at(i).toInt() < v2s.at(i).toInt()) {
return -1;
}
}
if(v1s.size() > v2s.size()) {
return 1;
} else if(v1s.size() < v2s.size()) {
return -1;
} else {
return 0;
}
}
