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/**
* Copyright (C) 2021-2024 Saturneric <[email protected]>
*
* This file is part of GpgFrontend.
*
* GpgFrontend is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* GpgFrontend is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GpgFrontend. If not, see <https://www.gnu.org/licenses/>.
*
* The initial version of the source code is inherited from
* the gpg4usb project, which is under GPL-3.0-or-later.
*
* All the source code of GpgFrontend was modified and released by
* Saturneric <[email protected]> starting on May 12, 2021.
*
* SPDX-License-Identifier: GPL-3.0-or-later
*
*/
#pragma once
#include "core/function/basic/GpgFunctionObject.h"
#include "core/function/gpg/GpgContext.h"
#include "core/function/result_analyse/GpgResultAnalyse.h"
#include "core/model/GFBuffer.h"
#include "core/typedef/CoreTypedef.h"
#include "core/typedef/GpgTypedef.h"
namespace GpgFrontend {
/**
* @brief Basic operation collection
*
*/
class GPGFRONTEND_CORE_EXPORT GpgBasicOperator
: public SingletonFunctionObject<GpgBasicOperator> {
public:
/**
* @brief Construct a new Basic Operator object
*
* @param channel Channel corresponding to the context
*/
explicit GpgBasicOperator(
int channel = SingletonFunctionObject::GetDefaultChannel());
/**
* @brief
*
*/
void Encrypt(const GpgAbstractKeyPtrList&, const GFBuffer&, bool,
const GpgOperationCallback&);
/**
* @brief
*
*/
auto EncryptSync(const GpgAbstractKeyPtrList&, const GFBuffer&,
bool) -> std::tuple<GpgError, DataObjectPtr>;
/**
* @brief Call the interface provided by GPGME to symmetrical encryption
*
* @param in_buffer Data for encryption
* @param out_buffer Encrypted data
* @param result Encrypted results
* @return GpgError
*/
void EncryptSymmetric(const GFBuffer& in_buffer, bool ascii,
const GpgOperationCallback& cb);
/**
* @brief
*
* @param in_buffer
* @param ascii
* @param cb
* @return std::tuple<GpgError, DataObjectPtr>
*/
auto EncryptSymmetricSync(const GFBuffer& in_buffer,
bool ascii) -> std::tuple<GpgError, DataObjectPtr>;
/**
*
* @brief Call the interface provided by gpgme to perform encryption and
* signature operations at the same time.
*
* @param keys List of public keys
* @param signers Private key for signatures
* @param in_buffer Data for operation
* @param ascii ascii mode
* @return
*/
void EncryptSign(const GpgAbstractKeyPtrList& keys,
const GpgAbstractKeyPtrList& signers,
const GFBuffer& in_buffer, bool ascii,
const GpgOperationCallback& cb);
/**
* @brief
*
* @param keys
* @param signers
* @param in_buffer
* @param ascii
* @param cb
*/
auto EncryptSignSync(const GpgAbstractKeyPtrList& keys,
const GpgAbstractKeyPtrList& signers,
const GFBuffer& in_buffer,
bool ascii) -> std::tuple<GpgError, DataObjectPtr>;
/**
* @brief Call the interface provided by gpgme for decryption operation
*
* @param in_buffer data that needs to be decrypted
* @param out_buffer decrypted data
* @param result the result of the operation
* @return error code
*/
void Decrypt(const GFBuffer& in_buffer, const GpgOperationCallback& cb);
/**
* @brief
*
* @param in_buffer
*/
auto DecryptSync(const GFBuffer& in_buffer)
-> std::tuple<GpgError, DataObjectPtr>;
/**
* @brief Call the interface provided by gpgme to perform decryption and
* verification operations at the same time.
*
* @param in_buffer data to be manipulated
* @param out_buffer data resulting from decryption operation
* @param decrypt_result the result of the decrypting operation
* @param verify_result the result of the verifying operation
* @return error code
*/
void DecryptVerify(const GFBuffer& in_buffer, const GpgOperationCallback& cb);
/**
* @brief
*
* @param in_buffer
*/
auto DecryptVerifySync(const GFBuffer& in_buffer)
-> std::tuple<GpgError, DataObjectPtr>;
/**
* @brief Call the interface provided by gpgme for verification operation
*
* @param in_buffer data that needs to be verified
* @param out_buffer verified data
* @param result the result of the operation
* @return error code
*/
void Verify(const GFBuffer& in_buffer, const GFBuffer& sig_buffer,
const GpgOperationCallback& cb);
/**
* @brief
*
* @param in_buffer
* @param sig_buffer
* @param cb
* @return std::tuple<GpgError, DataObjectPtr>
*/
auto VerifySync(const GFBuffer& in_buffer, const GFBuffer& sig_buffer)
-> std::tuple<GpgError, DataObjectPtr>;
/**
* @brief Call the interface provided by gpgme for signing operation
*
* The signing modes are as follows:
* `GPGME_SIG_MODE_NORMAL'
* A normal signature is made, the output includes the plaintext and the
* signature.
* `GPGME_SIG_MODE_DETACH'
* A detached signature is made.
* `GPGME_SIG_MODE_CLEAR'
* A clear text signature is made. The ASCII armor and text mode settings
* of the context are ignored.
*
* @param signers private keys for signing operations
* @param in_buffer data that needs to be signed
* @param out_buffer verified data
* @param mode signing mode
* @param result the result of the operation
* @return error code
*/
void Sign(const GpgAbstractKeyPtrList& signers, const GFBuffer& in_buffer,
GpgSignMode mode, bool ascii, const GpgOperationCallback& cb);
/**
* @brief
*
* @param signers
* @param in_buffer
* @param mode
* @param ascii
* @param cb
* @return std::tuple<GpgError, DataObjectPtr>
*/
auto SignSync(const GpgAbstractKeyPtrList& signers, const GFBuffer& in_buffer,
GpgSignMode mode,
bool ascii) -> std::tuple<GpgError, DataObjectPtr>;
/**
* @brief Set the private key for signatures, this operation is a global
* operation.
*
* @param keys
*/
void SetSigners(const GpgAbstractKeyPtrList& signers, bool ascii);
/**
* @brief Get a global signature private keys that has been set.
*
* @return Intelligent pointer pointing to the private key list
*/
auto GetSigners(bool ascii) -> KeyArgsList;
private:
GpgContext& ctx_ = GpgContext::GetInstance(
SingletonFunctionObject::GetChannel()); ///< Corresponding context
};
} // namespace GpgFrontend
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