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#pragma once
/*!********************************************************************
Audacity: A Digital Audio Editor
@file HexHelpers.h
@brief Define helper functions for hex-to-num conversion.
Dmitry Vedenko
**********************************************************************/
#include <cstdint>
#include <cassert>
#include <cctype>
namespace audacity
{
inline uint8_t HexCharToNum (char c) noexcept
{
assert (std::isxdigit (c) != 0);
if ('0' <= c && c <= '9')
return c - '0';
else if ('A' <= c && c <= 'F')
return c - 'A' + 10;
else if ('a' <= c && c <= 'f')
return c - 'a' + 10;
return 0;
}
}
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