1085df54ed
build files and documentation: MIT images / sources: GPL-2.0-only breeze icons: LGPL-2.0-only Microsoft MSM file, vc redist license
69 lines
1.6 KiB
C++
69 lines
1.6 KiB
C++
/*
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* Deskflow -- mouse and keyboard sharing utility
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* SPDX-FileCopyrightText: (C) 2024 Symless Ltd.
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* SPDX-License-Identifier: GPL-2.0-only WITH LicenseRef-OpenSSL-Exception
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*/
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#pragma once
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#include "common/common.h"
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#include "deskflow/protocol_types.h"
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#include "io/IStream.h"
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#include <functional>
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#include <memory>
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namespace deskflow::client {
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class HelloBack
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{
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public:
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struct Deps
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{
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Deps() = default;
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explicit Deps(std::function<void()> invalidHello, std::function<void(int, int)> incompatible)
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: m_invalidHello(std::move(invalidHello)),
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m_incompatible(std::move(incompatible))
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{
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}
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virtual ~Deps() = default;
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/**
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* @brief Call when invalid hello message received from server.
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*/
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virtual void invalidHello();
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/**
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* @brief Call when the client is incompatible with the server.
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*/
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virtual void incompatible(int major, int minor);
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private:
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std::function<void()> m_invalidHello;
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std::function<void(int, int)> m_incompatible;
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};
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explicit HelloBack(
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std::shared_ptr<Deps> deps, const int16_t majorVersion = kProtocolMajorVersion,
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const int16_t minorVersion = kProtocolMinorVersion
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)
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: m_deps(deps),
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m_majorVersion(majorVersion),
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m_minorVersion(minorVersion)
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{
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}
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/**
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* @brief Handle hello message from server and reply with hello back.
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*/
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void handleHello(deskflow::IStream *stream, const std::string &clientName) const;
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private:
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bool shouldDowngrade(int major, int minor) const;
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std::shared_ptr<Deps> m_deps;
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int16_t m_majorVersion;
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int16_t m_minorVersion;
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};
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} // namespace deskflow::client
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