84 lines
2.5 KiB
C++
84 lines
2.5 KiB
C++
//
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// Created by Kirill Zhukov on 20.04.2025.
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//
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#include "Command.h"
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#include <istream>
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#include <ostream>
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namespace usub::core
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{
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Command::Command()
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{
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ready.store(0, std::memory_order_relaxed);
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response_ready.store(0, std::memory_order_relaxed);
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op = OperationType::PUT;
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key = utils::Hash128{};
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value_size = 0;
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response_size = 0;
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}
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Command::Command(const Command& other)
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{
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ready.store(other.ready.load(std::memory_order_relaxed), std::memory_order_relaxed);
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op = other.op;
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key = other.key;
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value_size = other.value_size;
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std::memcpy(value, other.value, other.value_size);
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response_ready.store(other.response_ready.load(std::memory_order_relaxed), std::memory_order_relaxed);
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response_size = other.response_size;
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std::memcpy(response, other.response, other.response_size);
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}
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Command& Command::operator=(const Command& other)
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{
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if (this != &other)
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{
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ready.store(other.ready.load(std::memory_order_relaxed), std::memory_order_relaxed);
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op = other.op;
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key = other.key;
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value_size = other.value_size;
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std::memcpy(value, other.value, other.value_size);
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response_ready.store(other.response_ready.load(std::memory_order_relaxed), std::memory_order_relaxed);
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response_size = other.response_size;
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std::memcpy(response, other.response, other.response_size);
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}
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return *this;
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}
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void Command::serialize(std::ostream& out) const
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{
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auto op_val = static_cast<uint8_t>(op);
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out.write(reinterpret_cast<const char*>(&op_val), sizeof(op_val));
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out.write(reinterpret_cast<const char*>(&key), sizeof(key));
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if (op == OperationType::PUT)
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{
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out.write(reinterpret_cast<const char*>(&value_size), sizeof(value_size));
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out.write(value, value_size);
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}
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}
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Command Command::deserialize(std::istream& in)
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{
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uint8_t op_val;
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in.read(reinterpret_cast<char*>(&op_val), sizeof(op_val));
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Command cmd;
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cmd.op = static_cast<OperationType>(op_val);
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in.read(reinterpret_cast<char*>(&cmd.key), sizeof(cmd.key));
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if (cmd.op == OperationType::PUT)
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{
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in.read(reinterpret_cast<char*>(&cmd.value_size), sizeof(cmd.value_size));
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in.read(cmd.value, cmd.value_size);
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}
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return cmd;
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}
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}
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