88 lines
2.4 KiB
C++
88 lines
2.4 KiB
C++
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//+---------------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1992 - 1993.
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//
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// File: authen.hxx
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//
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// Contents: Authenticator verification classes and code
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//
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// Classes: CAuthenticatorList
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//
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// Functions:
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//
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// History: 4-03-93 WadeR Created
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//
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//----------------------------------------------------------------------------
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#ifndef _INC_AUTHEN_HXX_
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#define _INC_AUTHEN_HXX_
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#if DBG
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// 20 minutes is the default max age.
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const LARGE_INTEGER tsDefault = { 0, 429 };
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#else
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// 5 minutes is the default max age.
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const LARGE_INTEGER tsDefault = { 300ul * 10000000ul, 0 };
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#endif
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//+---------------------------------------------------------------------------
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//
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// Class: CAuthenticatorList ()
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//
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// Purpose: Keep track of authenticators, preventing replays.
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//
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// Interface:
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// CAuthenticatorList -- constructor, takes the max authn age.
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// ~CAuthenticator -- frees all resources
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// Check -- makes sure authenticator is OK.
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// Private:
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// _Table -- RTL_GENERIC_TABLE storing authenticators
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// _tsMaxAge -- Max age an auth is allowed to be.
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// Compare -- compares two authenticators
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// Allocate -- allocates memory
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// Free -- frees memory
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// Age -- deletes old authenticators.
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//
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// History: 4-04-93 WadeR Created
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//
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// Notes: Compare, Allocate and Free are static global functions.
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//
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//----------------------------------------------------------------------------
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class CAuthenticatorList
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{
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private:
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RTL_GENERIC_TABLE _Table;
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LARGE_INTEGER _tsMaxAge;
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RTL_CRITICAL_SECTION _Mutex;
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ULONG Age( const LARGE_INTEGER& );
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public:
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CAuthenticatorList( LARGE_INTEGER = tsDefault);
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~CAuthenticatorList();
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KERBERR Check(
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IN PVOID Buffer,
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IN ULONG BufferLength,
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IN OPTIONAL PVOID OptionalBuffer,
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IN OPTIONAL ULONG OptionalBufferLength,
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IN PLARGE_INTEGER Time,
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IN BOOLEAN Insert
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);
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LARGE_INTEGER GetMaxAge() const
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{ return _tsMaxAge; };
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void SetMaxAge(
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IN LARGE_INTEGER MaxAge
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);
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};
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#endif // _INC_AUTHEN_HXX_
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