74 lines
2.1 KiB
C
74 lines
2.1 KiB
C
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/////////////////////////////////////////////////////////////////////////////
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// FILE : randlib.h //
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// DESCRIPTION : //
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// AUTHOR : //
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// HISTORY : //
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// Oct 11 1996 jeffspel moved from ntagimp1.h //
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// //
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// Copyright (C) Microsoft Corporation, 1993 - 1999All Rights Reserved //
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/////////////////////////////////////////////////////////////////////////////
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#ifndef __RANDLIB_H__
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#define __RANDLIB_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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// Additons for the New CryptGenRandom
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// #defines
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#define RAND_CTXT_LEN 60
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#define RC4_REKEY_PARAM 500 // rekey every 500 bytes
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typedef struct _RandContext
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{
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DWORD dwBitsFilled;
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BYTE rgbBitBuffer[RAND_CTXT_LEN];
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} RandContext;
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// prototypes
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BOOL NewGenRandom (
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IN OUT PBYTE *ppbRandSeed,
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IN PDWORD pcbRandSeed,
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IN OUT BYTE *pbBuffer,
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IN size_t dwLength
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);
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BOOL InitRand(
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IN OUT PBYTE *ppbRandSeed,
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IN PDWORD pcbRandSeed
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);
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BOOL DeInitRand(
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IN OUT PBYTE pbRandSeed,
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IN DWORD cbRandSeed
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);
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// DO NOT USE THIS CALL ANYMORE SHOULD ONLY BE USED BY RSA32 BSafeMakeKeyPair
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// Instead now use NewGenRandom
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BOOL GenRandom (
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IN HCRYPTPROV hUID,
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OUT BYTE *pbBuffer,
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IN size_t dwLength
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);
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BOOL RandomFillBuffer(
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OUT BYTE *pbBuffer,
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IN DWORD *pdwLength
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);
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void GatherRandomBits(
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IN OUT RandContext *prandContext
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);
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void AppendRand(RandContext* prandContext, void* pv, DWORD dwSize);
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#ifdef __cplusplus
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}
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#endif
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#endif // __RANDLIB_H__
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