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32 lines
645 B
C++
32 lines
645 B
C++
#pragma once
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#include <array>
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#include <string>
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#include <windows.h>
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#include <stdexcept>
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#include <llarp/util/str.hpp>
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namespace llarp::win32
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{
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namespace
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{
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inline std::string
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error_to_string(DWORD err)
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{
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std::array<CHAR, 512> buffer{};
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FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM, &err, 0, 0, buffer.data(), buffer.size(), nullptr);
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return std::string{buffer.data()};
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}
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} // namespace
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class error : public std::runtime_error
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{
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public:
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error(DWORD err, std::string msg)
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: std::runtime_error{fmt::format("{}: {}", msg, error_to_string(err))}
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{}
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};
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} // namespace llarp::win32
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