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botw/lib/NintendoSDK/include/nn/nex/checksum.h
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2022-03-21 21:31:42 +01:00

61 lines
1.5 KiB
C++

/**
* @file checksum.h
* @brief NEX Checksum Implementation.
*/
#pragma once
#include <nn/nex/RootObject.h>
namespace nn {
namespace nex {
class Buffer;
class ChecksumAlgorithm : public nn::nex::RootObject {
public:
ChecksumAlgorithm();
virtual ~ChecksumAlgorithm();
virtual bool ComputeChecksum(nn::nex::Buffer const&, nn::nex::Buffer*) = 0;
// virtual bool ComputeChecksum(u8 const **, u64 const *, u64, nn::nex::SignatureBytes &) = 0;
virtual bool IsReady() const;
virtual void ComputeChecksumForTransport(u8 const*, u64);
virtual u32 ComputeChecksumForTransportArray(u8 const**, u64 const*, u64) = 0;
virtual u32 GetChecksumLength() = 0;
u64 _8;
u8 _10;
};
class MD5Checksum : public nn::nex::ChecksumAlgorithm {
public:
MD5Checksum();
virtual ~MD5Checksum();
virtual bool ComputeChecksum(nn::nex::Buffer const&, nn::nex::Buffer*);
virtual u32 ComputeChecksumForTransportArray(u8 const**, u64 const*, u64);
virtual u32 GetChecksumLength();
};
class CRC16Checksum : public nn::nex::ChecksumAlgorithm {
public:
CRC16Checksum();
virtual ~CRC16Checksum();
virtual bool ComputeChecksum(nn::nex::Buffer const&, nn::nex::Buffer*);
virtual u32 ComputeChecksumForTransportArray(u8 const**, u64 const*, u64);
virtual u32 GetChecksumLength();
};
/*
this actually inherits some sort of KeyedChecksum thing. whatever
class HMACChecksum : public nn::nex::ChecksumAlgorithm
{
};
*/
}; // namespace nex
}; // namespace nn