/*++

   Copyright    (c)    1998    Microsoft Corporation

   Module  Name :
      logscript.hxx

   Abstract:
      Base implementation for ILogScripting - Automation compatible logging interface

   Author:

       Saurab Nog    ( saurabn )    01-Feb-1998

   Project:

       IIS Logging 5.0

--*/

#ifndef _LOGSCRIPT_
#define _LOGSCRIPT_

typedef struct  _CUSTOM_FIELD_ENTRY
{
    CHAR     szHeader[32];
    PCHAR    pchData;
} 
CUSTOM_FIELD_ENTRY, *PCUSTOM_FIELD_ENTRY;

#define MAX_CUSTOM_FIELDS 20

typedef struct _INETLOGLINE
{
    LPSTR   pszClientHostName;
    LPSTR   pszClientUserName;
    LPSTR   pszServerAddress;     // input ip address for connection
    LPSTR   pszOperation;         //  eg: 'get'  in FTP
    LPSTR   pszTarget;            // target path/machine name
    LPSTR   pszParameters;        // string containing parameters.
    LPSTR   pszVersion;           // protocol version string.
    LPSTR   pszHTTPHeader;        // Header Information
    
    
    LPSTR   pszBytesSent;          // count of bytes sent
    LPSTR   pszBytesRecvd;         // count of bytes recvd
    
    LPSTR   pszTimeForProcessing;  // time required for processing
    LPSTR   pszWin32Status;        // Win32 error code. 0 for success
    LPSTR   pszProtocolStatus;     // status: whatever service wants.
    LPSTR   pszPort;

    DATE    DateTime;              // Date & Time
    LPSTR   pszSiteName;           // Service name (not put in https log)
    LPSTR   pszComputerName;       // netbios name of Server

    LPSTR   pszUserAgent;          // User Agent - Browser type
    LPSTR   pszCookie;
    LPSTR   pszReferer;            // Referring URL.

    int     iCustomFieldsCount;
    
    CUSTOM_FIELD_ENTRY  CustomFields[MAX_CUSTOM_FIELDS];  
                                   // custom fields. Includes UserAgent, Referer & Cookie
}
*LPINET_LOGLINE, INET_LOGLINE;


class CLogScript :
public IDispatchImpl<ILogScripting, &IID_ILogScripting, &LIBID_IISLog>
// The Log Scripting Interface
{
    
public:
    
   
    CLogScript();
    
protected:
    virtual ~CLogScript();
    
    virtual HRESULT 
    ReadFileLogRecord(
        IN  FILE            *fpLogFile, 
        IN  LPINET_LOGLINE  pInetLogLine,
        IN  PCHAR           pszLogLine,
        IN  DWORD           dwLogLineSize
    ) = 0;

    virtual HRESULT
    WriteFileLogRecord(
        IN  FILE            *fpLogFile, 
        IN  ILogScripting   *pILogScripting,
        IN  bool            fWriteHeader
    ) = 0;

    //  
    // Support methods
    //
    
    inline VOID  SetVariantToBstr (VARIANT * pVar, LPSTR pCh);
    inline VOID  SetVariantToLong (VARIANT * pVar, LPSTR pCh);
    
    BSTR  GetBstrFromVariant (VARIANT * pVar);
    DWORD GetLongFromVariant (VARIANT * pVar, CHAR * pBuffer);

private:

    
    VOID LockCS() { EnterCriticalSection( &m_csLock ); }
    VOID UnlockCS() { LeaveCriticalSection( &m_csLock ); }

    VOID ResetInetLogLine(INET_LOGLINE& InetLogLine);
    
    CRITICAL_SECTION    m_csLock;
    
    FILE                *m_pInputLogFile;
    STR                 m_strInputLogFileName;
    INET_LOGLINE        ReadInetLogLine;

    FILE                *m_pOutputLogFile;
    STR                 m_strOutputLogFileName;
    
    PCHAR               m_pszLogLine;
    DWORD               m_dwLogLineSize;

    BSTR                m_szEmpty;

public:

    //
    // ILogScripting: Copied from the header file generated by MIDL.
    //

    virtual /* [helpstring][propput][id] */ HRESULT STDMETHODCALLTYPE OpenLogFile( 
        /* [in] */                          BSTR    szLogFileName,
        /* [defaultvalue][optional][in] */  IOMode  Mode                  = ForReading,
        /* [defaultvalue][optional][in] */  BSTR    szServiceName         = L"", 
        /* [defaultvalue][optional][in] */  long    iServerInstance       = 0,
        /* [defaultvalue][optional][in] */  BSTR    szOutputLogFileFormat = L"");
    
    virtual /* [helpstring][id] */          HRESULT STDMETHODCALLTYPE CloseLogFiles( 
        /* [defaultvalue][optional][in] */  IOMode  Mode = AllOpenFiles);
    
    virtual /* [helpstring][id] */          HRESULT STDMETHODCALLTYPE ReadFilter( 
        /* [defaultvalue][optional][in] */  DATE    startDateTime = 0,
        /* [defaultvalue][optional][in] */  DATE    endDateTime   = 1000000);
    
    virtual /* [helpstring][id] */          HRESULT STDMETHODCALLTYPE ReadLogRecord( void);
    
    virtual /* [helpstring][id] */          HRESULT STDMETHODCALLTYPE AtEndOfLog( 
        /* [retval][ref][out] */            VARIANT_BOOL __RPC_FAR *pfEndOfRead);
    
    virtual /* [helpstring][id] */          HRESULT STDMETHODCALLTYPE WriteLogRecord( 
        /* [in] */                          ILogScripting __RPC_FAR *pILogScripting);
    
    virtual /* [helpstring][propget][id] */ HRESULT STDMETHODCALLTYPE get_DateTime( 
        /* [retval][ref][out] */            VARIANT __RPC_FAR *pvarDateTime);
    
    virtual /* [helpstring][propget][id] */ HRESULT STDMETHODCALLTYPE get_ServiceName( 
        /* [retval][ref][out] */            VARIANT __RPC_FAR *pvarServiceName);
    
    virtual /* [helpstring][propget][id] */ HRESULT STDMETHODCALLTYPE get_ServerName( 
        /* [retval][ref][out] */            VARIANT __RPC_FAR *pvarServerName);
    
    virtual /* [helpstring][propget][id] */ HRESULT STDMETHODCALLTYPE get_ClientIP( 
        /* [retval][ref][out] */            VARIANT __RPC_FAR *pvarClientIP);
    
    virtual /* [helpstring][propget][id] */ HRESULT STDMETHODCALLTYPE get_UserName( 
        /* [retval][ref][out] */            VARIANT __RPC_FAR *pvarUserName);
    
    virtual /* [helpstring][propget][id] */ HRESULT STDMETHODCALLTYPE get_ServerIP( 
        /* [retval][ref][out] */            VARIANT __RPC_FAR *pvarServerIP);
    
    virtual /* [helpstring][propget][id] */ HRESULT STDMETHODCALLTYPE get_Method( 
        /* [retval][ref][out] */            VARIANT __RPC_FAR *pvarMethod);
    
    virtual /* [helpstring][propget][id] */ HRESULT STDMETHODCALLTYPE get_URIStem( 
        /* [retval][ref][out] */            VARIANT __RPC_FAR *pvarURIStem);
    
    virtual /* [helpstring][propget][id] */ HRESULT STDMETHODCALLTYPE get_URIQuery( 
        /* [retval][ref][out] */            VARIANT __RPC_FAR *pvarURIQuery);
    
    virtual /* [helpstring][propget][id] */ HRESULT STDMETHODCALLTYPE get_TimeTaken( 
        /* [retval][ref][out] */            VARIANT __RPC_FAR *pvarTimeTaken);
    
    virtual /* [helpstring][propget][id] */ HRESULT STDMETHODCALLTYPE get_BytesSent( 
        /* [retval][ref][out] */            VARIANT __RPC_FAR *pvarBytesSent);
    
    virtual /* [helpstring][propget][id] */ HRESULT STDMETHODCALLTYPE get_BytesReceived( 
        /* [retval][ref][out] */            VARIANT __RPC_FAR *pvarBytesReceived);
    
    virtual /* [helpstring][propget][id] */ HRESULT STDMETHODCALLTYPE get_Win32Status( 
        /* [retval][ref][out] */            VARIANT __RPC_FAR *pvarWin32Status);
    
    virtual /* [helpstring][propget][id] */ HRESULT STDMETHODCALLTYPE get_ProtocolStatus( 
        /* [retval][ref][out] */            VARIANT __RPC_FAR *pvarProtocolStatus);
    
    virtual /* [helpstring][propget][id] */ HRESULT STDMETHODCALLTYPE get_ServerPort( 
        /* [retval][ref][out] */            VARIANT __RPC_FAR *pvarServerPort);
    
    virtual /* [helpstring][propget][id] */ HRESULT STDMETHODCALLTYPE get_ProtocolVersion( 
        /* [retval][ref][out] */            VARIANT __RPC_FAR *pvarProtocolVersion);
    
    virtual /* [helpstring][propget][id] */ HRESULT STDMETHODCALLTYPE get_UserAgent( 
        /* [retval][ref][out] */            VARIANT __RPC_FAR *pvarUserAgent);
        
    virtual /* [helpstring][propget][id] */ HRESULT STDMETHODCALLTYPE get_Cookie( 
        /* [retval][ref][out] */            VARIANT __RPC_FAR *pvarCookie);
        
    virtual /* [helpstring][propget][id] */ HRESULT STDMETHODCALLTYPE get_Referer( 
        /* [retval][ref][out] */            VARIANT __RPC_FAR *pvarReferer);

    virtual /* [helpstring][propget][id] */ HRESULT STDMETHODCALLTYPE get_CustomFields( 
        /* [retval][ref][out] */            VARIANT __RPC_FAR *pvarCustomFieldsArray);

};


#endif  // _LOGSCRIPT_