mirror of
https://github.com/waldo-irc/MalMemDetect
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Arash
37 lines
1.3 KiB
C++
37 lines
1.3 KiB
C++
// Copyright (c) 2020 ElephantSe4l. All Rights Reserved.
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// Released under MPL-2.0, see LICENCE for more information.
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#ifndef FRESHYCALLS_UTILS_HPP_
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#define FRESHYCALLS_UTILS_HPP_
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#include <string>
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#include <cstdint>
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#include <stdexcept>
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namespace freshycalls::utils {
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// Tries to get the error message associated to `error_code` using `FormatMessageA`. Returns
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// a string containing the message.
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std::string GetErrorMessage(uint32_t error_code, bool is_ntstatus = false);
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// Tries to format a string using `snprintf`. Returns the formatted string.
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// WARNING: Be aware this function is REALLY bug prone as it takes a message template with n arguments and passes it
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// directly to `snprintf`. Does not make any kind of check.
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template<typename... FormatArgs>
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std::string FormatString(std::string_view string_template, FormatArgs... format_args) {
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const size_t string_size = snprintf(nullptr, 0, string_template.data(), std::forward<FormatArgs>(format_args)...);
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if (string_size <= 0) {
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throw std::runtime_error("[sisyphus::utils::FormatString] Formatted string size is negative or 0.");
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}
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auto formatted_string = new char[string_size + 1];
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snprintf(formatted_string, string_size + 1, string_template.data(), std::forward<FormatArgs>(format_args)...);
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return std::string(formatted_string);
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}
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}
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#endif |