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83 lines
2.0 KiB
83 lines
2.0 KiB
#pragma once
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#include "fusionarray.h"
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#include "wincrypt.h"
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#include "fusionhandle.h"
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#define A_SHA_DIGEST_LEN 20
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#ifndef INVALID_CRYPT_HASH
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#define INVALID_CRYPT_HASH (static_cast<HCRYPTHASH>(NULL))
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#endif
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#define PRIVATIZE_COPY_CONSTRUCTORS( obj ) obj( const obj& ); obj& operator=(const obj&);
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class CSha1Context
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{
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PRIVATIZE_COPY_CONSTRUCTORS(CSha1Context);
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unsigned char m_workspace[64];
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unsigned long state[5];
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SIZE_T count[2];
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unsigned char buffer[64];
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BOOL Transform( const unsigned char* buffer );
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public:
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CSha1Context() { }
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BOOL Update( const unsigned char* data, SIZE_T len );
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BOOL GetDigest( unsigned char* digest, PSIZE_T len );
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BOOL Initialize();
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};
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/*
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void A_SHATransform(CSha1Context* context, const unsigned char buffer);
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void A_SHAInit(CSha1Context* context);
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void A_SHAUpdate(CSha1Context* context, const unsigned char* data, const ULONG len);
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BOOL A_SHAFinal(CSha1Context* context, unsigned char* digest, ULONG *len);
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*/
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class CFusionHash
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{
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private:
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PRIVATIZE_COPY_CONSTRUCTORS(CFusionHash);
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protected:
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CSha1Context m_Sha1Context;
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CCryptHash m_hCryptHash;
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ALG_ID m_aid;
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BOOL m_fInitialized;
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BOOL GetIsValid();
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public:
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CFusionHash()
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: m_fInitialized(FALSE), m_aid(0), m_hCryptHash(INVALID_CRYPT_HASH)
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{ }
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BOOL Win32Initialize( ALG_ID aid );
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BOOL Win32HashData(const BYTE *pbBuffer, SIZE_T cbSize);
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BOOL Win32GetValue(OUT CFusionArray<BYTE> &out);
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};
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//
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// There's no "real" invalid value defined anywhere, but by inspecting the
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// codebase, NULL is the accepted "invalid" value - check the logon service
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// code, they do the same thing.
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//
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#define INVALID_CRYPT_HANDLE (static_cast<HCRYPTPROV>(NULL))
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//
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// Global crypto context stuff
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//
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BOOL SxspAcquireGlobalCryptContext( HCRYPTPROV *pContext );
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BOOL
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WINAPI
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FusionpCryptoContext_DllMain(
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HINSTANCE hInstance,
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DWORD dwReason,
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PVOID pvReserved
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);
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