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feat(Core/Authserver): TOTP rewrite (#5620)

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Kargatum
2021-05-13 07:57:10 +07:00
committed by GitHub
parent 681c3237df
commit 26f2abaaa9
61 changed files with 6049 additions and 211 deletions
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45
src/common/Encoding/Base64.cpp Normal file
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/*
* Copyright (C) 2016+ AzerothCore <www.azerothcore.org>, released under GNU AGPL v3 license: https://github.com/azerothcore/azerothcore-wotlk/blob/master/LICENSE-AGPL3
* Copyright (C) 2021+ WarheadCore <https://github.com/WarheadCore>
*/
#include "Base64.h"
#include "BaseEncoding.h"
#include "Errors.h"
struct B64Impl
{
static constexpr std::size_t BITS_PER_CHAR = 6;
static constexpr char PADDING = '=';
static constexpr char Encode(uint8 v)
{
ASSERT(v < 0x40);
if (v < 26) return 'A' + v;
if (v < 52) return 'a' + (v - 26);
if (v < 62) return '0' + (v - 52);
if (v == 62) return '+';
else return '/';
}
static constexpr uint8 DECODE_ERROR = 0xff;
static constexpr uint8 Decode(uint8 v)
{
if (('A' <= v) && (v <= 'Z')) return (v - 'A');
if (('a' <= v) && (v <= 'z')) return (v - 'a') + 26;
if (('0' <= v) && (v <= '9')) return (v - '0') + 52;
if (v == '+') return 62;
if (v == '/') return 63;
return DECODE_ERROR;
}
};
/*static*/ std::string acore::Encoding::Base64::Encode(std::vector<uint8> const& data)
{
return acore::Impl::GenericBaseEncoding<B64Impl>::Encode(data);
}
/*static*/ Optional<std::vector<uint8>> acore::Encoding::Base64::Decode(std::string const& data)
{
return acore::Impl::GenericBaseEncoding<B64Impl>::Decode(data);
}