57 lines
1.4 KiB
C++
57 lines
1.4 KiB
C++
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#include "ModuleDecryption.h"
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#include "DataIngestionLayer.h"
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#include "DataOutputLayer.h"
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#include "KeyManager.h"
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#include <GCrypt/GCipher.h>
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using namespace Module;
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using namespace Leonetienne::GCrypt;
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void Decryption::Run() {
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// Initialize the data ingestion layer
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IO::DataIngestionLayer::Init();
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// Initialize the data output layer
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IO::DataOutputLayer::Init();
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// Initialize a cipher
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GCipher cipher(
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KeyManager::GetKey(),
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GCipher::DIRECTION::DECIPHER
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);
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while (!IO::DataOutputLayer::IsFinished()) {
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// Read in new blocks, if not reached eof
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if (!IO::DataIngestionLayer::ReachedEOF()) {
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IO::DataIngestionLayer::ReadBlock();
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}
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// Process a block, if one is ready
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if (IO::DataIngestionLayer::IsBlockReady()) {
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const Block cleartext = IO::DataIngestionLayer::GetNextBlock();
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const Block ciphertext = cipher.Digest(cleartext);
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// Enqueue the block for output
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IO::DataOutputLayer::Enqueue(ciphertext);
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}
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// Tell the data output layer that it received the
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// last block, if it did
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if (IO::DataIngestionLayer::IsFinished()) {
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IO::DataOutputLayer::ReachedEOF();
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}
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// Attempt to write a block
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IO::DataOutputLayer::WriteBlock();
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}
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// Destruct the data ingestion layer
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IO::DataIngestionLayer::Destruct();
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// Destruct the data output layer
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IO::DataOutputLayer::Destruct();
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return;
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}
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