84 lines
2.4 KiB
C++
84 lines
2.4 KiB
C++
/***
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Copyright (C) 2021 J Reece Wilson (a/k/a "Reece"). All rights reserved.
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File: AuBase64.cpp
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Date: 2021-6-12
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Author: Reece
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***/
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#include <Source/RuntimeInternal.hpp>
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#include "AuBase64.hpp"
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#include <tomcrypt.h>
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namespace Aurora::Parse
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{
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AUKN_SYM bool Base64Decode(const AuString &in, AuByteBuffer &decoded, bool bUrl)
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{
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int iRet;
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unsigned long uLength = (unsigned long)in.size();
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auto writeView = decoded.GetOrAllocateLinearWriteable(uLength);
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if (!writeView)
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{
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SysPushErrorMem();
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return {};
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}
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if (bUrl)
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{
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iRet = ::base64url_decode(AuReinterpretCast<const char *>(decoded.writePtr),
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(unsigned long)uLength,
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AuReinterpretCast<unsigned char *>(&decoded[0]),
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&uLength);
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}
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else
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{
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iRet = ::base64_decode(AuReinterpretCast<const char *>(decoded.writePtr),
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(unsigned long)uLength,
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AuReinterpretCast<unsigned char *>(&decoded[0]),
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&uLength);
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}
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if (iRet != CRYPT_OK)
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{
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return false;
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}
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decoded.writePtr += uLength;
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return true;
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}
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AUKN_SYM bool Base64Encode(const Memory::MemoryViewRead &input, AuString &encoded, bool bUrl)
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{
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int iRet;
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unsigned long uOutLength = input.length + (input.length / 3.0) + 16;
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if (!AuTryResize(encoded, uOutLength))
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{
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SysPushErrorMem();
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return false;
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}
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if (bUrl)
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{
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iRet = ::base64url_encode(AuReinterpretCast<const unsigned char*>(input.ptr),
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(unsigned long)input.length,
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&encoded[0],
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&uOutLength);
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}
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else
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{
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iRet = ::base64_encode(AuReinterpretCast<const unsigned char*>(input.ptr),
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(unsigned long)input.length,
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&encoded[0],
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&uOutLength);
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}
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if (!AuTryResize(encoded, uOutLength))
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{
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SysPushErrorMem();
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return false;
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}
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return iRet == CRYPT_OK;
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}
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} |