aac55b0ed1
Add migration for the sqlite database. Because the Qt SQL library is a bit hard to work with use sqlite through custom wrapper.
78 lines
2 KiB
C++
78 lines
2 KiB
C++
#ifndef PASSWORDMANAGER_H
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#define PASSWORDMANAGER_H
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#include "utils/KeyStrengthener.h"
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#include <botan/secmem.h>
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#include <string>
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#include <string_view>
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#include <tuple>
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#include <memory>
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#include <botan/pwdhash.h>
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namespace Botan {
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class Encrypted_PSK_Database;
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class PasswordHash;
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}
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class PasswordManagerException: public std::exception {
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public:
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using std::exception::exception; //(char const* const _Message);
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};
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class PasswordManagerLockedException: public PasswordManagerException {
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public:
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using PasswordManagerException::PasswordManagerException;
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};
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class PasswordCryptoEngine;
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class PasswordManager {
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public:
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enum Result {
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Ok,
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Locked,
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Error
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};
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PasswordManager();
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~PasswordManager();
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/** Check if it has been initialized before.
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*
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* If returns false then use createDatabase to set it up
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* else use openDatabase to get access.
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*/
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bool initialized(SQLiteConnection &db);
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bool createDatabase(SQLiteConnection &db, QString passphrase);
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/// Opens the PSK database
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bool openDatabase(SQLiteConnection &db, QString passphrase);
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void closeDatabase();
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bool locked() const;
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void resetMasterPassword(SQLiteConnection &db);
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std::string encrypt(const std::string &id, const std::string &passwd);
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std::string decrypt(const std::string &id, const std::string_view &encpwd);
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private:
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QString m_passwordTableName = "psk_passwd";
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QString m_secretAlgoTableName = "psk_masterkey_algo";
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QString m_secretHashTableName = "psk_masterkey_hash";
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std::unique_ptr<PasswordCryptoEngine> m_cryptoEngine;
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bool isPskStoreInitialized(SQLiteConnection& db);
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void initializeNewPskStore(SQLiteConnection &db);
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/// Get PasswordHash from parameters in database
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KeyStrengthener getKeyStrengthener(SQLiteConnection &db);
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KeyStrengthener createKeyStrengthener();
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std::tuple<Botan::secure_vector<uint8_t>, Botan::secure_vector<uint8_t>>
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deriveKey(KeyStrengthener &ks, QString passphrase);
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};
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#endif // PASSWORDMANAGER_H
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