84 lines
2.4 KiB
C++
84 lines
2.4 KiB
C++
/***
|
|
Copyright (C) 2021 J Reece Wilson (a/k/a "Reece"). All rights reserved.
|
|
|
|
File: Base64.cpp
|
|
Date: 2021-6-12
|
|
Author: Reece
|
|
***/
|
|
#include <Source/RuntimeInternal.hpp>
|
|
#include "Base64.hpp"
|
|
#include <tomcrypt.h>
|
|
|
|
namespace Aurora::Parse
|
|
{
|
|
AUKN_SYM bool Base64Decode(const AuString &in, AuByteBuffer &decoded, bool url)
|
|
{
|
|
int iRet;
|
|
unsigned long length = (unsigned long)in.size();
|
|
|
|
auto writeView = decoded.GetOrAllocateLinearWriteable(length);
|
|
if (!writeView)
|
|
{
|
|
SysPushErrorMem();
|
|
return {};
|
|
}
|
|
|
|
if (url)
|
|
{
|
|
iRet = ::base64url_decode(AuReinterpretCast<const char *>(decoded.writePtr),
|
|
(unsigned long)length,
|
|
AuReinterpretCast<unsigned char *>(&decoded[0]),
|
|
&length);
|
|
}
|
|
else
|
|
{
|
|
iRet = ::base64_decode(AuReinterpretCast<const char *>(decoded.writePtr),
|
|
(unsigned long)length,
|
|
AuReinterpretCast<unsigned char *>(&decoded[0]),
|
|
&length);
|
|
}
|
|
|
|
if (iRet != CRYPT_OK)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
decoded.writePtr += length;
|
|
return true;
|
|
}
|
|
|
|
AUKN_SYM bool Base64Encode(const Memory::MemoryViewRead &input, AuString &encoded, bool url)
|
|
{
|
|
int iRet;
|
|
unsigned long outLength = input.length + (input.length / 3.0) + 16;
|
|
|
|
if (!AuTryResize(encoded, outLength))
|
|
{
|
|
SysPushErrorMem();
|
|
return false;
|
|
}
|
|
|
|
if (url)
|
|
{
|
|
iRet = ::base64url_encode(AuReinterpretCast<const unsigned char*>(input.ptr),
|
|
(unsigned long)input.length,
|
|
&encoded[0],
|
|
&outLength);
|
|
}
|
|
else
|
|
{
|
|
iRet =::base64_encode(AuReinterpretCast<const unsigned char*>(input.ptr),
|
|
(unsigned long)input.length,
|
|
&encoded[0],
|
|
&outLength);
|
|
}
|
|
|
|
if (!AuTryResize(encoded, outLength))
|
|
{
|
|
SysPushErrorMem();
|
|
return false;
|
|
}
|
|
|
|
return iRet == CRYPT_OK;
|
|
}
|
|
} |