windows-nt/Source/XPSP1/NT/ds/security/csps/cryptoflex/slbcsp/mskeyblob.h

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2020-09-26 03:20:57 -05:00
// MsKeyBlob.h -- MicroSoft Key Blob abstract base class header
// (c) Copyright Schlumberger Technology Corp., unpublished work, created
// 1999. This computer program includes Confidential, Proprietary
// Information and is a Trade Secret of Schlumberger Technology Corp. All
// use, disclosure, and/or reproduction is prohibited unless authorized
// in writing. All Rights Reserved.
#if !defined(SLBCSP_MSKEYBLOB_H)
#define SLBCSP_MSKEYBLOB_H
#include <stddef.h>
#include <wincrypt.h>
#include <scuArrayP.h>
#include "AlignedBlob.h"
class MsKeyBlob
{
public:
// Types
typedef BYTE KeyBlobType;
typedef BLOBHEADER HeaderElementType;
typedef HeaderElementType ValueType;
typedef size_t SizeType; // in KeyBlobType units
// C'tors/D'tors
// Operators
// Operations
// Access
ALG_ID
AlgId() const;
AlignedBlob
AsAlignedBlob() const;
ValueType const *
Data() const;
SizeType
Length() const;
// Predicates
protected:
// Types
typedef BYTE BlobElemType;
// C'tors/D'tors
MsKeyBlob(KeyBlobType kbt,
ALG_ID ai,
SizeType cReserve);
MsKeyBlob(BYTE const *pbData,
DWORD dwDataLength);
virtual ~MsKeyBlob();
// Operators
// Operations
void
Append(Blob::value_type const *pvt,
Blob::size_type cLength);
// Access
// Predicates
// Variables
private:
// Types
// C'tors/D'tors
// Operators
// Operations
static scu::AutoArrayPtr<BlobElemType>
AllocBlob(SizeType cInitialMaxLength);
void
Setup(SizeType cMaxLength);
// Access
// Predicates
// Variables
scu::AutoArrayPtr<BlobElemType> m_aapBlob;
SizeType m_cLength;
SizeType m_cMaxSize;
};
#endif // SLBCSP_MSKEYBLOB_H