/**
* Free all the allocated memory
*/
void terminateLibrary()
{
Block* blockToClose;
TStruct toTerminate;
while (!hashQueue.empty())
{
toTerminate = hashQueue.front();
hashQueue.pop_front();
free(toTerminate.block->getData());
toTerminate.block->addData(NULL);
free(toTerminate.data);
theChain->updateAvailableBlockNum(toTerminate.block->getBlockNum());
toTerminate.data = NULL;
delete toTerminate.block;
}
//dealing with all the blocks that attached to the chain:
map<int, Block*>::iterator it;
for (it = theChain->usedBlock.begin(); it != theChain->usedBlock.end();) {
blockToClose = it->second;
free(blockToClose->getData());
theChain->updateAvailableBlockNum(blockToClose->getBlockNum());
blockToClose->addData(NULL);
delete blockToClose;
++it;
}
delete theChain;
theChain = NULL;
}
/**
* The function of the closing thread
*/
void *closingThraedFunc(void* args) {
mutexLocker();
TStruct toAttach;
int nonce;
char* hashedData;
Block* blockToClose;
isDeamonRun = false;
mutexUnlocker();
// make the deamon thread to stop
pthread_join(hashingThread, NULL);
mutexLocker();
if (theChain == NULL) {
mutexUnlocker();
return NULL;
}
// dealing with all the pending threads.
while (!hashQueue.empty()) {
toAttach = hashQueue.front();
hashQueue.pop_front();
nonce = generate_nonce(toAttach.block->getBlockNum(),
toAttach.block->getFather()->getBlockNum());
free(toAttach.block->getData());
toAttach.block->addData(NULL);
hashedData = generate_hash(toAttach.data, toAttach.length, nonce);
cout << hashedData << endl;
free(hashedData);
hashedData = NULL;
free(toAttach.data);
theChain->updateAvailableBlockNum(toAttach.block->getBlockNum());
theChain->usedBlock.erase(toAttach.block->getBlockNum());
toAttach.data = NULL;
//cout << "Pending block : " << toAttach.block->getBlockNum() << endl;
delete toAttach.block;
}
//dealing with all the blocks that attached to the chain:
map<int, Block*>::iterator it;
for (it = theChain->usedBlock.begin(); it != theChain->usedBlock.end();) {
blockToClose = it->second;
//cout << "Closing block : " << blockToClose->getBlockNum() << endl;
free(blockToClose->getData());
theChain->updateAvailableBlockNum(blockToClose->getBlockNum());
blockToClose->addData(NULL);
delete blockToClose;
++it;
}
delete theChain;
theChain = NULL;
close_hash_generator();
chainStatus = CLOSED;
mutexUnlocker();
pthread_exit(NULL);
}
