mirror of https://github.com/lianthony/NT4.0
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
159 lines
2.7 KiB
159 lines
2.7 KiB
//+---------------------------------------------------------------------------
|
|
//
|
|
// File: Cache.h
|
|
//
|
|
// Description: This file contains the definition of the CEffectivePermsCache
|
|
// class which is used by the COleDs_AcccessControl class to
|
|
// speed up the access checking process. Access to the cache is
|
|
// made thread safe through the use of a critical section object.
|
|
// Classes: CEffectivePermsCache
|
|
//
|
|
// See the Cache.cpp source file for detail description of each of the
|
|
// methods.
|
|
//+---------------------------------------------------------------------------
|
|
|
|
#ifndef _CACHE_H_
|
|
#define _CACHE_H_
|
|
#define CACHE_SIZE 23
|
|
|
|
|
|
#ifdef _CHICAGO_
|
|
class CEffectivePermsCache
|
|
{
|
|
public:
|
|
|
|
BOOL LookUpEntry
|
|
(
|
|
LPWSTR pName,
|
|
DWORD *pdwEffectivePermissions
|
|
);
|
|
|
|
BOOL WriteEntry
|
|
(
|
|
LPWSTR pName,
|
|
DWORD dwEffectivePermissions
|
|
);
|
|
|
|
BOOL DeleteEntry
|
|
(
|
|
LPWSTR pName
|
|
);
|
|
|
|
void FlushCache(void);
|
|
|
|
void DumpCache(void);
|
|
|
|
// constructor
|
|
CEffectivePermsCache(void);
|
|
|
|
// destructor
|
|
~CEffectivePermsCache(void);
|
|
|
|
|
|
private:
|
|
|
|
typedef struct tagCACHE_ENTRY
|
|
{
|
|
LPWSTR pName;
|
|
DWORD dwEffectivePermissions;
|
|
} CACHE_ENTRY;
|
|
|
|
CACHE_ENTRY m_cache[CACHE_SIZE];
|
|
DWORD Hash(LPWSTR pStr);
|
|
CRITICAL_SECTION m_CacheLock;
|
|
|
|
};
|
|
#else
|
|
class CEffPermsCacheString
|
|
{
|
|
public:
|
|
|
|
BOOL LookUpEntry
|
|
(
|
|
LPWSTR pName,
|
|
DWORD *pdwEffectivePermissions
|
|
);
|
|
|
|
BOOL WriteEntry
|
|
(
|
|
LPWSTR pName,
|
|
DWORD dwEffectivePermissions
|
|
);
|
|
|
|
BOOL DeleteEntry
|
|
(
|
|
LPWSTR pName
|
|
);
|
|
|
|
void FlushCache(void);
|
|
|
|
void DumpCache(void);
|
|
|
|
// constructor
|
|
CEffPermsCacheString(void);
|
|
|
|
// destructor
|
|
~CEffPermsCacheString(void);
|
|
|
|
|
|
private:
|
|
|
|
typedef struct tagCACHE_ENTRY
|
|
{
|
|
LPWSTR pName;
|
|
DWORD dwEffectivePermissions;
|
|
} CACHE_ENTRY;
|
|
|
|
CACHE_ENTRY m_cache[CACHE_SIZE];
|
|
DWORD Hash(LPWSTR pStr);
|
|
CRITICAL_SECTION m_CacheLock;
|
|
|
|
};
|
|
|
|
class CEffPermsCacheSID
|
|
{
|
|
public:
|
|
|
|
BOOL LookUpEntry
|
|
(
|
|
PSID pSID,
|
|
DWORD *pdwEffectivePermissions
|
|
);
|
|
|
|
BOOL WriteEntry
|
|
(
|
|
PSID pSID,
|
|
DWORD dwEffectivePermissions
|
|
);
|
|
|
|
BOOL DeleteEntry
|
|
(
|
|
PSID pSID
|
|
);
|
|
|
|
void FlushCache(void);
|
|
|
|
void DumpCache(void);
|
|
|
|
// constructor
|
|
CEffPermsCacheSID(void);
|
|
|
|
// destructor
|
|
~CEffPermsCacheSID(void);
|
|
|
|
|
|
private:
|
|
|
|
typedef struct tagCACHE_ENTRY
|
|
{
|
|
PSID pSID;
|
|
DWORD dwEffectivePermissions;
|
|
} CACHE_ENTRY;
|
|
|
|
CACHE_ENTRY m_cache[CACHE_SIZE];
|
|
DWORD Hash(PSID pSID);
|
|
CRITICAL_SECTION m_CacheLock;
|
|
|
|
};
|
|
#endif
|
|
#endif // #ifndef _CACHE_H_
|