64 lines
1.8 KiB
C++
64 lines
1.8 KiB
C++
/***
|
|
Copyright (C) 2021 J Reece Wilson (a/k/a "Reece"). All rights reserved.
|
|
|
|
File: Base32.cpp
|
|
Date: 2021-6-12
|
|
Author: Reece
|
|
***/
|
|
#include <Source/RuntimeInternal.hpp>
|
|
#include "Base32.hpp"
|
|
#include <tomcrypt.h>
|
|
|
|
namespace Aurora::Parse
|
|
{
|
|
AUKN_SYM bool Base32Decode(const AuString &in, AuByteBuffer &decoded)
|
|
{
|
|
int iRet;
|
|
unsigned long length = in.size();
|
|
|
|
auto writeView = decoded.GetOrAllocateLinearWriteable(length);
|
|
if (!writeView)
|
|
{
|
|
SysPushErrorMem();
|
|
return false;
|
|
}
|
|
|
|
iRet = ::base32_decode(AuReinterpretCast<const char *>(decoded.writePtr),
|
|
(unsigned long)length,
|
|
AuReinterpretCast<unsigned char *>(&decoded[0]),
|
|
&length,
|
|
BASE32_RFC4648);
|
|
if (iRet != CRYPT_OK)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
decoded.writePtr += length;
|
|
return true;
|
|
}
|
|
|
|
AUKN_SYM bool Base32Encode(const Memory::MemoryViewRead &input, AuString &encoded)
|
|
{
|
|
unsigned long outLength = ((input.length * 8 + 4) / 5) + 5;
|
|
|
|
if (!AuTryResize(encoded, outLength))
|
|
{
|
|
SysPushErrorMem();
|
|
return false;
|
|
}
|
|
|
|
auto iRet = ::base32_encode(AuReinterpretCast<const unsigned char *>(input.ptr),
|
|
(unsigned long)input.length,
|
|
&encoded[0],
|
|
&outLength,
|
|
BASE32_RFC4648);
|
|
|
|
if (!AuTryResize(encoded, outLength))
|
|
{
|
|
SysPushErrorMem();
|
|
return false;
|
|
}
|
|
|
|
return iRet == CRYPT_OK;
|
|
}
|
|
} |