100 lines
2.6 KiB
C++
100 lines
2.6 KiB
C++
///////////////////////////////////////////////////////////////////////////////
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//
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// Copyright (c) 1998, Microsoft Corp. All rights reserved.
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//
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// FILE
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//
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// VSASink.h
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//
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// SYNOPSIS
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//
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// This file declares the class VSASink.
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//
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// MODIFICATION HISTORY
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//
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// 03/07/1998 Original version.
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//
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///////////////////////////////////////////////////////////////////////////////
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#ifndef _VSASINK_H_
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#define _VSASINK_H_
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#if _MSC_VER >= 1000
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#pragma once
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#endif
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#include <iaspolcy.h>
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#include <nocopy.h>
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///////////////////////////////////////////////////////////////////////////////
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//
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// CLASS
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//
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// SubVSA
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//
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// DESCRIPTION
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//
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// Encapsulates the information for converting an IAS Attribute into a
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// RADIUS vendor specific attribute.
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//
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///////////////////////////////////////////////////////////////////////////////
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class SubVSA
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{
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public:
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DWORD vendorID; // The Vendor-ID in host order.
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BYTE vendorType; // The Vendor-Type code.
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PIASATTRIBUTE attr; // Protocol-independent representation.
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// When sorting, we want to group by vendor ID and flags. We don't care
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// about type.
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bool operator<(const SubVSA& s) const throw ()
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{
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return vendorID == s.vendorID ? attr->dwFlags < s.attr->dwFlags
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: vendorID < s.vendorID;
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}
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};
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///////////////////////////////////////////////////////////////////////////////
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//
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// CLASS
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//
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// VSASink
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//
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// DESCRIPTION
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//
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// This class converts a Request object into a sink for SubVSA's. Sub-VSA's
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// inserted into the sink are converted into IASAttributes's and inserted
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// into the request object.
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//
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///////////////////////////////////////////////////////////////////////////////
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class VSASink
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: NonCopyable
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{
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public:
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// Construct a sink from a request.
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explicit VSASink(IAttributesRaw* request) throw ();
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// Insert a SubVSA into the sink.
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VSASink& operator<<(const SubVSA& vsa);
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// Flush the sink. This should be called after all SubVSA's have been
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// inserted to ensure that everything has been inserted into the request.
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void flush();
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protected:
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enum
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{
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NO_VENDOR = 0, // Indicates a 'blank' vendor ID.
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MAX_SUBVSA_LENGTH = 249, // Maximum length of a sub-VSA.
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MAX_VSA_LENGTH = 253 // Maximum length of a consolidated VSA.
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};
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CComPtr<IAttributesRaw> raw; // The request object being wrapped.
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BYTE buffer[MAX_VSA_LENGTH]; // Buffer used for building VSA's.
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size_t bufferLength; // Number of bytes in the buffer.
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DWORD currentVendor; // Vendor being processed.
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DWORD currentFlags; // Flags for current VSA.
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};
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#endif // _VSASINK_H_
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