bool KnockerThread::knockPort(int port)
{
QTcpSocket socket(this);
connect(&socket, SIGNAL(error(QAbstractSocket::SocketError)), this, SLOT(catchError(QAbstractSocket::SocketError)));
connect(&socket, SIGNAL(connected()), this, SLOT(catchConnected()));
connect(&socket, SIGNAL(disconnected()), this, SLOT(catchDisconnected()));
connect(&socket, SIGNAL(stateChanged(QAbstractSocket::SocketState)), this, SLOT(catchState(QAbstractSocket::SocketState)));
this->result = false;
this->wait = true;
socket.connectToHost(this->host, (quint16)port);
/*while(wait)
{
QThread::yieldCurrentThread();
}*/
bool res = socket.waitForConnected(100);
//socket.close(); // Close Immediately!
step();
return result;
}
void visit(TryCatchStatement *s)
{
Blockx *blx = irs->blx;
#if SEH
if (!global.params.is64bit)
nteh_declarvars(blx);
#endif
IRState mystate(irs, s);
block *tryblock = block_goto(blx,BCgoto,NULL);
int previndex = blx->scope_index;
tryblock->Blast_index = previndex;
blx->scope_index = tryblock->Bscope_index = blx->next_index++;
// Set the current scope index
setScopeIndex(blx,tryblock,tryblock->Bscope_index);
// This is the catch variable
tryblock->jcatchvar = symbol_genauto(type_fake(mTYvolatile | TYnptr));
blx->tryblock = tryblock;
block *breakblock = block_calloc(blx);
block_goto(blx,BC_try,NULL);
if (s->_body)
{
Statement_toIR(s->_body, &mystate);
}
blx->tryblock = tryblock->Btry;
// break block goes here
block_goto(blx, BCgoto, breakblock);
setScopeIndex(blx,blx->curblock, previndex);
blx->scope_index = previndex;
// create new break block that follows all the catches
breakblock = block_calloc(blx);
blx->curblock->appendSucc(breakblock);
block_next(blx,BCgoto,NULL);
assert(s->catches);
for (size_t i = 0 ; i < s->catches->dim; i++)
{
Catch *cs = (*s->catches)[i];
if (cs->var)
cs->var->csym = tryblock->jcatchvar;
block *bcatch = blx->curblock;
if (cs->type)
bcatch->Bcatchtype = toSymbol(cs->type->toBasetype());
tryblock->appendSucc(bcatch);
block_goto(blx, BCjcatch, NULL);
if (cs->handler != NULL)
{
IRState catchState(irs, s);
/* Append to block:
* *(sclosure + cs.offset) = cs;
*/
if (cs->var && cs->var->offset)
{
tym_t tym = totym(cs->var->type);
elem *ex = el_var(irs->sclosure);
ex = el_bin(OPadd, TYnptr, ex, el_long(TYsize_t, cs->var->offset));
ex = el_una(OPind, tym, ex);
ex = el_bin(OPeq, tym, ex, el_var(toSymbol(cs->var)));
block_appendexp(catchState.blx->curblock, ex);
}
Statement_toIR(cs->handler, &catchState);
}
blx->curblock->appendSucc(breakblock);
block_next(blx, BCgoto, NULL);
}
block_next(blx,(enum BC)blx->curblock->BC, breakblock);
}
void TryCatchStatement::toIR(IRState *irs)
{
Blockx *blx = irs->blx;
#if SEH
nteh_declarvars(blx);
#endif
IRState mystate(irs, this);
block *tryblock = block_goto(blx,BCgoto,NULL);
int previndex = blx->scope_index;
tryblock->Blast_index = previndex;
blx->scope_index = tryblock->Bscope_index = blx->next_index++;
// Set the current scope index
setScopeIndex(blx,tryblock,tryblock->Bscope_index);
// This is the catch variable
tryblock->jcatchvar = symbol_genauto(type_fake(mTYvolatile | TYnptr));
blx->tryblock = tryblock;
block *breakblock = block_calloc(blx);
block_goto(blx,BC_try,NULL);
if (body)
{
body->toIR(&mystate);
}
blx->tryblock = tryblock->Btry;
// break block goes here
block_goto(blx, BCgoto, breakblock);
setScopeIndex(blx,blx->curblock, previndex);
blx->scope_index = previndex;
// create new break block that follows all the catches
breakblock = block_calloc(blx);
list_append(&blx->curblock->Bsucc, breakblock);
block_next(blx,BCgoto,NULL);
assert(catches);
for (size_t i = 0 ; i < catches->dim; i++)
{
Catch *cs = catches->tdata()[i];
if (cs->var)
cs->var->csym = tryblock->jcatchvar;
block *bcatch = blx->curblock;
if (cs->type)
bcatch->Bcatchtype = cs->type->toBasetype()->toSymbol();
list_append(&tryblock->Bsucc,bcatch);
block_goto(blx,BCjcatch,NULL);
if (cs->handler != NULL)
{
IRState catchState(irs, this);
cs->handler->toIR(&catchState);
}
list_append(&blx->curblock->Bsucc, breakblock);
block_next(blx, BCgoto, NULL);
}
block_next(blx,(enum BC)blx->curblock->BC, breakblock);
}
