84 lines
2.2 KiB
C++
84 lines
2.2 KiB
C++
//
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// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2020
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#pragma once
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#include "td/telegram/files/FileLoaderActor.h"
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#include "td/telegram/files/FileLocation.h"
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#include "td/telegram/files/ResourceManager.h"
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#include "td/actor/actor.h"
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#include "td/utils/BufferedFd.h"
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#include "td/utils/crypto.h"
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#include "td/utils/port/FileFd.h"
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#include "td/utils/Status.h"
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namespace td {
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class FileHashUploader : public FileLoaderActor {
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public:
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class Callback {
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public:
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Callback() = default;
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Callback(const Callback &) = delete;
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Callback &operator=(const Callback &) = delete;
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virtual ~Callback() = default;
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virtual void on_ok(const FullRemoteFileLocation &locatioin) = 0;
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virtual void on_error(Status status) = 0;
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};
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FileHashUploader(const FullLocalFileLocation &local, int64 size, unique_ptr<Callback> callback)
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: local_(local), size_(size), size_left_(size), callback_(std::move(callback)) {
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}
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void set_resource_manager(ActorShared<ResourceManager> resource_manager) override {
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resource_manager_ = std::move(resource_manager);
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send_closure(resource_manager_, &ResourceManager::update_resources, resource_state_);
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}
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void update_priority(int8 priority) override {
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send_closure(resource_manager_, &ResourceManager::update_priority, priority);
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}
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void update_resources(const ResourceState &other) override {
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if (stop_flag_) {
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return;
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}
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resource_state_.update_slave(other);
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loop();
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}
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private:
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ResourceState resource_state_;
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BufferedFd<FileFd> fd_;
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FullLocalFileLocation local_;
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int64 size_;
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int64 size_left_;
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unique_ptr<Callback> callback_;
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ActorShared<ResourceManager> resource_manager_;
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enum class State : int32 { CalcSha, NetRequest, WaitNetResult } state_ = State::CalcSha;
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bool stop_flag_ = false;
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Sha256State sha256_state_;
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void start_up() override;
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Status init();
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void loop() override;
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Status loop_impl();
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Status loop_sha();
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void on_result(NetQueryPtr net_query) override;
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Status on_result_impl(NetQueryPtr net_query);
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};
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} // namespace td
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