67 lines
2.6 KiB
C++
67 lines
2.6 KiB
C++
#pragma once
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#include "../state.hpp"
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#include "../ft_sha1_info.hpp"
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#include <mio/mio.hpp>
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#include <vector>
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#include <deque>
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namespace States {
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// we are either sending or receiving
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// we have full info
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struct SHA1 final : public StateI {
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public: // general interface
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SHA1(
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ToxClient& tcl,
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mio::mmap_source&& file_map,
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const FTInfoSHA1&& sha1_info,
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const std::vector<uint8_t>&& sha1_info_data,
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const std::vector<uint8_t>&& sha1_info_hash,
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std::vector<bool>&& have_chunk
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);
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~SHA1(void) override = default;
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bool iterate(float delta) override;
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std::unique_ptr<StateI> nextState(void) override;
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public: // callbacks
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// sha1_info
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void onFT1ReceiveRequestSHA1Info(uint32_t group_number, uint32_t peer_number, const uint8_t* file_id, size_t file_id_size) override;
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bool onFT1ReceiveInitSHA1Info(uint32_t group_number, uint32_t peer_number, const uint8_t* file_id, size_t file_id_size, const uint8_t transfer_id, const size_t file_size) override;
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void onFT1ReceiveDataSHA1Info(uint32_t group_number, uint32_t peer_number, uint8_t transfer_id, size_t data_offset, const uint8_t* data, size_t data_size) override;
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void onFT1SendDataSHA1Info(uint32_t group_number, uint32_t peer_number, uint8_t transfer_id, size_t data_offset, uint8_t* data, size_t data_size) override;
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// sha1_chunk
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void onFT1ReceiveRequestSHA1Chunk(uint32_t group_number, uint32_t peer_number, const uint8_t* file_id, size_t file_id_size) override;
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bool onFT1ReceiveInitSHA1Chunk(uint32_t group_number, uint32_t peer_number, const uint8_t* file_id, size_t file_id_size, const uint8_t transfer_id, const size_t file_size) override;
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void onFT1ReceiveDataSHA1Chunk(uint32_t group_number, uint32_t peer_number, uint8_t transfer_id, size_t data_offset, const uint8_t* data, size_t data_size) override;
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void onFT1SendDataSHA1Chunk(uint32_t group_number, uint32_t peer_number, uint8_t transfer_id, size_t data_offset, uint8_t* data, size_t data_size) override;
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private:
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// avoids duplicates
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// clears timer if exists
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void queueUpRequestInfo(uint32_t group_number, uint32_t peer_number);
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private:
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mio::mmap_source _file_map;
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const FTInfoSHA1 _sha1_info;
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const std::vector<uint8_t> _sha1_info_data;
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const SHA1Digest _sha1_info_hash;
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// index is the same as for info
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std::vector<bool> _have_chunk;
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bool _have_all {false};
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// group_number, peer_number
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std::deque<std::pair<uint32_t, uint32_t>> _queue_requested_info;
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// group_number, peer_number, transfer_id, second since (remote) activity
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std::vector<std::tuple<uint32_t, uint32_t, uint8_t, float>> _transfers_requested_info;
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};
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} // States
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