110 lines
2.2 KiB
C
110 lines
2.2 KiB
C
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//+-----------------------------------------------------------------------
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//
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// Microsoft Windows
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//
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// Copyright (c) Microsoft Corporation 1992 - 1996
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//
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// File: spncache.h
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//
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// Contents: Prototypes and types for SPN cache
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//
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//
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// History: 29-August-2000 Created MikeSw
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//
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//------------------------------------------------------------------------
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#ifndef __SPNCACHE_H__
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#define __SPNCACHE_H__
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extern BOOLEAN KerberosSpnCacheInitialized;
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extern KERBEROS_LIST KerbSpnCache;
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//
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// The below value tells us when to start scavenging
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// our cache
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//
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#define MAX_CACHE_ENTRIES 350
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typedef struct _SPN_CACHE_RESULT {
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UNICODE_STRING AccountRealm;
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UNICODE_STRING TargetRealm;
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ULONG CacheFlags;
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TimeStamp CacheStartTime;
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} SPN_CACHE_RESULT, *PSPN_CACHE_RESULT;
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#define MAX_RESULTS 16
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typedef struct _KERB_SPN_CACHE_ENTRY {
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KERBEROS_LIST_ENTRY ListEntry;
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PKERB_INTERNAL_NAME Spn;
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RTL_RESOURCE ResultLock;
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ULONG ResultCount;
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SPN_CACHE_RESULT Results[MAX_RESULTS];
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} KERB_SPN_CACHE_ENTRY, *PKERB_SPN_CACHE_ENTRY;
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//
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// Valid CacheFlags
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//
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#define KERB_SPN_UNKNOWN 0x1
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#define KERB_SPN_KNOWN 0x2
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#define KERB_SPNCACHE_KEY L"System\\CurrentControlSet\\Control\\Lsa\\Kerberos\\SpnCache"
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#define KERB_REALM_STRING L"Realm"
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//
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NTSTATUS
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KerbGetSpnCacheStatus(
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IN PKERB_SPN_CACHE_ENTRY CacheEntry,
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IN PKERB_PRIMARY_CREDENTIAL Credential,
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IN OUT PUNICODE_STRING SpnRealm
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);
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VOID
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KerbCleanupSpnCache(
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VOID
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);
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VOID
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KerbFreeSpnCacheEntry(
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IN PKERB_SPN_CACHE_ENTRY SpnCacheEntry
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);
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NTSTATUS
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KerbInitSpnCache(
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VOID
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);
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NTSTATUS
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KerbInsertSpnCacheEntry(
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IN PKERB_SPN_CACHE_ENTRY CacheEntry
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);
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VOID
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KerbDereferenceSpnCacheEntry(
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IN PKERB_SPN_CACHE_ENTRY SpnCacheEntry
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);
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PKERB_SPN_CACHE_ENTRY
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KerbLocateSpnCacheEntry(
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IN PKERB_INTERNAL_NAME Spn
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);
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NTSTATUS
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KerbUpdateSpnCacheEntry(
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IN OPTIONAL PKERB_SPN_CACHE_ENTRY ExistingCacheEntry,
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IN PKERB_INTERNAL_NAME Spn,
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IN PKERB_PRIMARY_CREDENTIAL AccountCredential,
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IN ULONG UpdateFlags,
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IN OPTIONAL PUNICODE_STRING NewRealm
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);
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#endif // __TKTCACHE_H__
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