83 lines
2.8 KiB
C++
83 lines
2.8 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/FileEncryptionKey.h"
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#include "td/telegram/files/FileLoader.h"
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#include "td/telegram/files/FileLocation.h"
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#include "td/telegram/files/FileType.h"
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#include "td/utils/port/FileFd.h"
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#include "td/utils/Status.h"
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#include "td/utils/UInt.h"
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#include <utility>
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namespace td {
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class FileUploader : public FileLoader {
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public:
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class Callback : public FileLoader::Callback {
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public:
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virtual void on_hash(string hash) = 0;
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virtual void on_partial_upload(const PartialRemoteFileLocation &partial_remote, int64 ready_size) = 0;
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virtual void on_ok(FileType file_type, const PartialRemoteFileLocation &partial_remote, int64 size) = 0;
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virtual void on_error(Status status) = 0;
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};
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FileUploader(const LocalFileLocation &local, const RemoteFileLocation &remote, int64 expected_size,
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const FileEncryptionKey &encryption_key, std::vector<int> bad_parts, unique_ptr<Callback> callback);
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// Should just implement all parent pure virtual methods.
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// Must not call any of them...
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private:
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ResourceState resource_state_;
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LocalFileLocation local_;
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RemoteFileLocation remote_;
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int64 expected_size_;
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FileEncryptionKey encryption_key_;
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std::vector<int> bad_parts_;
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unique_ptr<Callback> callback_;
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int64 local_size_ = 0;
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bool local_is_ready_ = false;
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FileType file_type_ = FileType::Temp;
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std::vector<UInt256> iv_map_;
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UInt256 iv_;
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string generate_iv_;
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int64 generate_offset_ = 0;
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int64 next_offset_ = 0;
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FileFd fd_;
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string fd_path_;
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bool is_temp_ = false;
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int64 file_id_;
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bool big_flag_;
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Result<FileInfo> init() override TD_WARN_UNUSED_RESULT;
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Status on_ok(int64 size) override TD_WARN_UNUSED_RESULT;
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void on_error(Status status) override;
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Status before_start_parts() override;
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void after_start_parts() override;
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Result<std::pair<NetQueryPtr, bool>> start_part(Part part, int32 part_count,
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int64 streaming_offset) override TD_WARN_UNUSED_RESULT;
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Result<size_t> process_part(Part part, NetQueryPtr net_query) override TD_WARN_UNUSED_RESULT;
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void on_progress(Progress progress) override;
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FileLoader::Callback *get_callback() override;
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Result<PrefixInfo> on_update_local_location(const LocalFileLocation &location,
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int64 file_size) override TD_WARN_UNUSED_RESULT;
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Status generate_iv_map();
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bool keep_fd_ = false;
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void keep_fd_flag(bool keep_fd) override;
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void try_release_fd();
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Status acquire_fd() TD_WARN_UNUSED_RESULT;
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};
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} // namespace td
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