log.hpp

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#pragma once
 
#include <cstdint>
#include <iostream>
#include <vector>
 
inline void write_bytes_to_stdout(const std::vector<uint8_t>& data)
{
    for (auto byte : data) {
        // Safety: a byte and a char occupy one byte
        std::cout.put(static_cast<char>(byte));
    }
}
 
inline void writeUint64AsRawBytesToStdout(uint64_t value)
{
    // Convert the uint64_t to a vector of bytes, since std::cout.put
    // only accepts a single byte.
    std::vector<uint8_t> bytes;
    bytes.reserve(sizeof(uint64_t));
 
    for (size_t i = 0; i < sizeof(uint64_t); ++i) {
        bytes.push_back(static_cast<uint8_t>(value & 0xFF));
        value >>= 8;
    }
 
    write_bytes_to_stdout(bytes);
}