//! Expand "vector (opop)" to "vector (op)= 1", and then call for the expansion of this last expression
Node* UnaryArithmeticAssignmentNode::expandAbstractNodes(std::wostream* dump)
{
assert(children.size() == 1);
Node* memoryVector = children[0];
// create a vector of 1's
std::auto_ptr<TupleVectorNode> constant(new TupleVectorNode(sourcePos));
for (unsigned int i = 0; i < memoryVector->getVectorSize(); i++)
constant->addImmediateValue(1);
// expand to "vector (op)= 1"
std::auto_ptr<ArithmeticAssignmentNode> assignment(new ArithmeticAssignmentNode(sourcePos, arithmeticOp, memoryVector, constant.get()));
constant.release();
// perform the expansion of ArithmeticAssignmentNode
std::auto_ptr<Node> finalBlock(assignment->expandAbstractNodes(dump));
if (assignment.get() != finalBlock.get())
// delete the orphaned node
assignment.reset();
else
assignment.release();
// let our children to stay with the new node
// otherwise they will be freed when we are cleared
children.clear();
return finalBlock.release();
}
CryptoBuffer CommonCryptoCipher::FinalizeDecryption()
{
if (m_failure)
{
AWS_LOGSTREAM_FATAL(CC_LOG_TAG,
"Cipher not properly initialized for decryption finalization. Aborting");
return CryptoBuffer();
}
CryptoBuffer finalBlock(GetBlockSizeBytes());
size_t writtenSize = static_cast<int>(finalBlock.GetLength());
CCStatus status = CCCryptorFinal(m_cryptoHandle, finalBlock.GetUnderlyingData(), finalBlock.GetLength(), &writtenSize);
if (status != kCCSuccess)
{
m_failure = true;
AWS_LOGSTREAM_ERROR(CC_LOG_TAG, "Decryption of buffer failed with status code: " << status);
return CryptoBuffer();
}
return CryptoBuffer(finalBlock.GetUnderlyingData(), writtenSize);
}
Node* UnaryArithmeticAssignmentNode::expandToAsebaTree(std::wostream* dump, unsigned int index)
{
assert(children.size() == 1);
Node* memoryVector = children[0];
// create a vector of 1's
std::auto_ptr<TupleVectorNode> constant(new TupleVectorNode(sourcePos));
for (unsigned int i = 0; i < memoryVector->getVectorSize(); i++)
constant->addImmediateValue(1);
// expand to "vector (op)= 1"
std::auto_ptr<ArithmeticAssignmentNode> assignment(new ArithmeticAssignmentNode(sourcePos, arithmeticOp, memoryVector->deepCopy(), constant.release()));
std::auto_ptr<Node> finalBlock(assignment->expandToAsebaTree(dump, index));
assignment.release();
delete this;
return finalBlock.release();
}
Node* ArithmeticAssignmentNode::expandToAsebaTree(std::wostream* dump, unsigned int index)
{
assert(children.size() == 2);
Node* leftVector = children[0];
Node* rightVector = children[1];
// expand to left = left + right
std::auto_ptr<AssignmentNode> assignment(new AssignmentNode(sourcePos));
std::auto_ptr<BinaryArithmeticNode> binary(new BinaryArithmeticNode(sourcePos, op, leftVector->deepCopy(), rightVector->deepCopy()));
assignment->children.push_back(leftVector->deepCopy());
assignment->children.push_back(binary.release());
std::auto_ptr<Node> finalBlock(assignment->expandToAsebaTree(dump, index));
assignment.release();
delete this;
return finalBlock.release();
}
