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// Sha256Reg.cpp

#include "StdAfx.h"

#include "../../C/Sha256.h"

#include "../Common/MyCom.h"

#include "../7zip/Common/RegisterCodec.h"

class CSha256Hasher:
  public IHasher,
  public CMyUnknownImp
{
  CSha256 _sha;
  Byte mtDummy[1 << 7];

public:
  CSha256Hasher() { Sha256_Init(&_sha); }

  MY_UNKNOWN_IMP1(IHasher)
  INTERFACE_IHasher(;)
};

STDMETHODIMP_(void) CSha256Hasher::Init() throw()
{
  Sha256_Init(&_sha);
}

STDMETHODIMP_(void) CSha256Hasher::Update(const void *data, UInt32 size) throw()
{
  Sha256_Update(&_sha, (const Byte *)data, size);
}

STDMETHODIMP_(void) CSha256Hasher::Final(Byte *digest) throw()
{
  Sha256_Final(&_sha, digest);
}

REGISTER_HASHER(CSha256Hasher, 0xA, "SHA256", SHA256_DIGEST_SIZE)