Windows2003-3790/inetsrv/iis/svcs/cmp/asp/ie449.h
2020-09-30 16:53:55 +02:00

161 lines
4.7 KiB
C++

/*===================================================================
Microsoft IIS 5.0 (ASP)
Microsoft Confidential.
Copyright 1998 Microsoft Corporation. All Rights Reserved.
Component: 449 negotiations w/IE
File: ie449.h
Owner: DmitryR
This file contains the definitons for the 449 negotiations w/IE
===================================================================*/
#ifndef IE449_H
#define IE449_H
#include "hashing.h"
#include "aspdmon.h"
#include "memcls.h"
// forward declr
class CHitObj;
class C449Cookie;
class C449File;
/*===================================================================
The API
===================================================================*/
// init/uninit on dll level
HRESULT Init449();
HRESULT UnInit449();
// create a new cookie
HRESULT Create449Cookie(char *szName, TCHAR *szFile, C449Cookie **pp449);
// do the work
HRESULT Do449Processing
(
CHitObj *pHitObj,
C449Cookie **rgpCookies,
DWORD cCookies
);
// change notification processing
HRESULT Do449ChangeNotification(TCHAR *szFile = NULL);
/*===================================================================
C449File class definition
files are hashed
===================================================================*/
class C449File : public IUnknown, public CLinkElem
{
private:
LONG m_cRefs; // ref count
LONG m_fNeedLoad; // flag when need to reload (Interlocked)
TCHAR *m_szFile; // file name with script
char *m_szBuffer; // file contents
DWORD m_cbBuffer; // file contents length
CDirMonitorEntry *m_pDME; // for change notification support
HANDLE m_hFileReadyForUse; // is the File ready for use by other threads
HRESULT m_hrLoadResult; // record result of load here?
C449File(); // should be done using Create449Cookie()
~C449File(); // should be done using Release()
HRESULT Init(TCHAR *szFile);
public:
// public constructor
static HRESULT Create449File(TCHAR *szFile, C449File **ppFile);
HRESULT Load();
inline char *SzBuffer() { return m_szBuffer; }
inline DWORD CbBuffer() { return m_cbBuffer; }
inline void SetNeedLoad()
{
ResetEvent (m_hFileReadyForUse);
m_hrLoadResult = E_FAIL;
InterlockedExchange(&m_fNeedLoad, 1);
}
// IUnknown implementation
STDMETHODIMP QueryInterface(REFIID, VOID**);
STDMETHODIMP_(ULONG) AddRef(void);
STDMETHODIMP_(ULONG) Release(void);
// Cache on per-class basis
ACACHE_INCLASS_DEFINITIONS()
};
/*===================================================================
C449FileMgr class definition
file manager keeps the hash table of files
===================================================================*/
class C449FileMgr
{
private:
CRITICAL_SECTION m_csLock;
CHashTableMBStr m_ht449Files;
inline void Lock() { EnterCriticalSection(&m_csLock); }
inline void UnLock() { LeaveCriticalSection(&m_csLock); }
public:
C449FileMgr();
~C449FileMgr();
HRESULT Init();
// find or create a new one
HRESULT GetFile(TCHAR *szFile, C449File **ppFile);
// change notification
HRESULT Flush(TCHAR *szFile);
HRESULT FlushAll();
};
/*===================================================================
C449Cookie class definition
cookie is a cookie -- file pair
===================================================================*/
class C449Cookie : public IUnknown
{
private:
LONG m_cRefs; // ref count
char *m_szName; // cookie name to check
DWORD m_cbName; // cookie name length
C449File *m_pFile; // related file
C449Cookie(); // should be done using Create449Cookie()
~C449Cookie(); // should be done using Release()
HRESULT Init(char *szName, C449File *pFile);
public:
// public constructor
static HRESULT Create449Cookie(char *szName, C449File *pFile, C449Cookie **pp449);
inline char *SzCookie() { return m_szName; }
inline DWORD CbCookie() { return m_cbName; }
inline HRESULT LoadFile() { return m_pFile ? m_pFile->Load() : E_FAIL; }
inline char *SzBuffer() { return m_pFile ? m_pFile->SzBuffer() : NULL; }
inline DWORD CbBuffer() { return m_pFile ? m_pFile->CbBuffer() : 0; }
// IUnknown implementation
STDMETHODIMP QueryInterface(REFIID, VOID**);
STDMETHODIMP_(ULONG) AddRef(void);
STDMETHODIMP_(ULONG) Release(void);
// Cache on per-class basis
ACACHE_INCLASS_DEFINITIONS()
};
#endif // IE449_H