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/**
* Copyright (C) 2021 Saturneric
*
* 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
*
*/
#ifndef __SGPGMEPP_CONTEXT_H__
#define __SGPGMEPP_CONTEXT_H__
#include "GpgConstants.h"
#include "GpgFunctionObject.h"
#include "GpgInfo.h"
#include "GpgModel.h"
namespace GpgFrontend {
/**
* @brief
*
*/
struct GpgContextInitArgs {
// make no sense for gpg2
bool independent_database = false; ///<
std::string db_path = {};
bool gpg_alone = false;
std::string gpg_path = {};
bool test_mode = false;
bool ascii = true;
GpgContextInitArgs() = default;
};
/**
* @brief
*
*/
class GPGFRONTEND_CORE_EXPORT GpgContext
: public SingletonFunctionObject<GpgContext> {
public:
/**
* @brief Construct a new Gpg Context object
*
* @param args
*/
explicit GpgContext(const GpgContextInitArgs& args = {});
/**
* @brief Construct a new Gpg Context object
*
* @param channel
*/
explicit GpgContext(int channel);
/**
* @brief Destroy the Gpg Context object
*
*/
~GpgContext() override = default;
/**
* @brief
*
* @return true
* @return false
*/
[[nodiscard]] bool good() const;
/**
* @brief Get the Info object
*
* @return const GpgInfo&
*/
[[nodiscard]] const GpgInfo& GetInfo() const { return info_; }
/**
* @brief
*
* @return gpgme_ctx_t
*/
operator gpgme_ctx_t() const { return _ctx_ref.get(); }
private:
GpgInfo info_; ///<
GpgContextInitArgs args_; ///<
/**
* @brief
*
*/
void init_ctx();
/**
* @brief
*
*/
struct _ctx_ref_deleter {
void operator()(gpgme_ctx_t _ctx);
};
using CtxRefHandler =
std::unique_ptr<struct gpgme_context, _ctx_ref_deleter>; ///<
CtxRefHandler _ctx_ref = nullptr; ///<
bool good_ = true; ///<
public:
/**
* @brief
*
* @param opaque
* @param uid_hint
* @param passphrase_info
* @param last_was_bad
* @param fd
* @return gpgme_error_t
*/
static gpgme_error_t test_passphrase_cb(void* opaque, const char* uid_hint,
const char* passphrase_info,
int last_was_bad, int fd);
/**
* @brief
*
* @param hook
* @param keyword
* @param args
* @return gpgme_error_t
*/
static gpgme_error_t test_status_cb(void* hook, const char* keyword,
const char* args);
/**
* @brief Set the Passphrase Cb object
*
* @param func
*/
void SetPassphraseCb(gpgme_passphrase_cb_t func) const;
};
} // namespace GpgFrontend
#endif // __SGPGMEPP_CONTEXT_H__
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