CStrings split(const string Splitter,const string Str,const int maxCount=std::numeric_limits<int>::max(),int *rest=NULL) {
CStrings Result;
size_t oldpos,pos=-Splitter.size();
oldpos=pos;
if (rest!=NULL) *rest=0;
while( (pos=Str.find(Splitter,pos+Splitter.size())) != string::npos ) {
if (Result.size() >= maxCount) {
if (rest!=NULL) *rest=2;
break;
} else {
if (pos-oldpos-Splitter.size()) {
Result.push_back(Str.substr(oldpos+Splitter.size(),pos-oldpos-Splitter.size()));
}
oldpos=pos;
}
}
if (oldpos+Splitter.size()<Str.length()) {
Result.push_back(Str.substr(oldpos+Splitter.size(),string::npos));
if (rest!=NULL && *rest==0) *rest=1;
}
return Result;
}
void processControls (string &msgsStr,const socket_t &sock) {
int msgsStrEnd;
const CStrings msgs=split("\n",msgsStr,std::numeric_limits<int>::max(),&msgsStrEnd);
for (CStringsIterator msgsItem=msgs.begin();msgsItem!=msgs.end();msgsItem++) {
if (!msgsItem->empty()) {
string resp=processControl(*msgsItem,sock);
if (!resp.empty()) {
// makeLog(LOG_DEBUG,"Sending control {%s}",resp.c_str());
sendControl(resp);//socket,resp.c_str(),resp.length(),0,(const sockaddr*)&control.peer,sizeof(control.peer));
}
}
}
msgsStr=msgsStrEnd?msgs.back():"";
}
void CDownload::SetDownloadInfo( LPCTSTR szUrl, LPCTSTR szFilePath )
{
//m_strUrl = szUrl;
LPCTSTR szMagic = _T("http://download.");
LPCTSTR szReplace = _T("http://qh.dlservice.");
CStrings mirrors;
if(_tcsnicmp(szUrl, szMagic, _tcslen(szMagic)) == 0)
{
CString sm;
sm = szReplace;
sm.Append(szUrl + _tcslen(szMagic));
mirrors.push_back( sm );
}
m_locationPool.SetLocation(szUrl, mirrors);
m_strFilePath = szFilePath;
}
string processControl (const string Msg,const socket_t &sock) {
const CStrings data=split(" ",Msg);
const CStringsIterator name=data.begin();
string result="";
makeLog(LOG_DEBUG,"Control: Processing {%s}",Msg.c_str());
if (name->compare("SEND")==0) {
uint16_t resendNumber = (data.size()>1)?atoi(data[1].c_str()):0;
uint16_t cnt = (data.size()>2)?atoi(data[2].c_str()):0;
if (cnt<1) cnt=1;
// makeLog(LOG_DEBUG,"RESEND request: %d:%d",resendNumber,cnt);
bool wasMissing=false;
for (int i=0;i<cnt;i++) {
int missing = getDatagramLength(resendNumber);
if (missing<=0) {
wasMissing=true;
makeLog(LOG_INFO,"Streamer: Datagram lost: %d",resendNumber);
sendControl(stringprintf("SEND_OOB %d",resendNumber));
} else {
ictDatagram_t ictDatagram;
getDatagram(ictDatagram,resendNumber);
outQueue.push_front ( resendNumber );
// sendto(sender.socket,ictDatagram,ictDatagram.size(),0,(const sockaddr*)&sender.peer,sizeof(sender.peer));
}
resendNumber++;
}
if (wasMissing) {
makeLog(LOG_WARNING,"Streamer: Packet(s) is out of buffer");
}
}
else if (name->compare("STARTED")==0) {
makeLog (LOG_INFO,"Control: method STARTED");
}
else if (name->compare("KEPT")==0) {
keptLastTime=getMNow();
}
else if (name->compare("SETBUF")==0) {
//makelog ("Control message: {$msg1}");
int newBufferTime=(data.size()>1)?atoi(data[1].c_str()):-1;
if (newBufferTime!=-1 && cleaningArgs.bufferSize!=newBufferTime) {
cleaningArgs.bufferSize=newBufferTime;
makeLog (LOG_INFO,"Buffer is set to new value: %d",cleaningArgs.bufferSize);
}
return stringprintf("BUFSET %d",cleaningArgs.bufferSize);
}
else if (name->compare("RESETSTREAM")==0) {
FD_CLR(sender.getHandle(),&master);
sender.reinit();
FD_SET(sender.getHandle(),&master);
makeLog (LOG_INFO,"Streamer: Restart on receiver requested");
result+=stringprintf("STREAMRESET %d",0);
}
else if (name->compare("SUSPEND")==0) {
if (!sendingSuspended) {
sendingSuspended=true;
makeLog(LOG_INFO,"Streamer: Supended on receiver request");
}
return stringprintf("SUSPENDED %d",0); //TODO O by malo byt cislo noveho portu na vysielacej strane
}
else if (name->compare("RESUME")==0) {
sendingSuspended=false;
return stringprintf("RESUMED %d",0); //TODO O by malo byt cislo noveho portu na vysielacej strane
}
else if (name->compare("CINIT")==0) {
int newBufferTime=data.size()>1?atoi(data[1].c_str()):-1;
sendingSuspended=false;
makeLog(LOG_INFO,"Clinet initialization request from receiver");
if (newBufferTime!=-1 && cleaningArgs.bufferSize!=newBufferTime) {
cleaningArgs.bufferSize=newBufferTime;
makeLog (LOG_INFO,"Buffer is set to new value: %d",cleaningArgs.bufferSize);
result+=stringprintf("BUFSET %d",cleaningArgs.bufferSize);
}
result+=stringprintf("CINITED %d",0);//getSocketLocalPort(sender.socket)); //TODO O by malo byt cislo noveho portu na vysielacej strane
}
else if (name->compare("CUNINIT")==0) {
clearBuffer();
sendingInitialized=false;
result+=stringprintf("CUNINITED %d",0); //TODO O by malo byt cislo noveho portu na vysielacej strane
}
else if (name->compare("CONNECTCONTROL")==0) {
return "CONTROLCONNECT\n";
} else {
makeLog(LOG_ERR,"Control: unknown command: %s",name->c_str());
}
return result;
}