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PC World Komputer 1998 May
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PIHTTP.H
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1997-10-19
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/*____________________________________________________________________________*\
*
Copyright (c) 1997 John Roy. All rights reserved.
These sources, libraries and applications are
FREE FOR COMMERCIAL AND NON-COMMERCIAL USE
as long as the following conditions are adhered to.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
3. Redistributions of any form whatsoever and all advertising materials
mentioning features must contain the following
acknowledgment:
"This product includes software developed by John Roy
(http://www.johnroy.com/pi3/)."
THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
IN NO EVENT SHALL THE AUTHORS OR ITS CONTRIBUTORS BE LIABLE FOR ANY
DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
OF THE POSSIBILITY OF SUCH DAMAGE.
*____________________________________________________________________________*|
*
* $Source: PIHTTP.h$
* $Date: Sun Aug 10 06:36:32 1997$
*
Description:
\*____________________________________________________________________________*/
/* $SourceTop:$ */
#ifndef PIHTTP_H_
#define PIHTTP_H_
#include "Pi2API.h"
#include "PIIOBuf.h"
#include "HTTPDefs.h"
/* -------------- +++++++++++++++++++++++++++++++ ------------------ *\
Internal C++ Interface
\* -------------- +++++++++++++++++++++++++++++++ ------------------ */
#if defined(__cplusplus) && defined(PI3_INTERNAL)
#include <assert.h>
#include <stddef.h>
#include "DblList.h" /* --- from Base library --- */
#define HTTP_DB "HTTP DB"
#define HTTP_REQUEST_DB "HTTP Request DB"
#define HTTP_RESPONSE_DB "HTTP Response DB"
/*____________________________________________________________________________*\
*
Description:
\*____________________________________________________________________________*/
class PIHTTP
{
public:
/* --- public constant values --- */
const int ciPhase;
/* --- public mutable values --- */
int iStatus;
PIDB *pConnectionDB;
PIDB *pHostDB;
PIDB *pRequestDB;
PIDB *pResponseDB;
PIIOBuffer *pBuffer;
public:
/* --- private members, don't access, even though not marked private --- */
PIHTTP *pParent; /* --- NULL if this is not a subrequest --- */
PIDB *pDB;
int iLastResultCode;
PITimer *pTimer;
const char *pHandlerName;
int iDelta; /* --- profile delta of time in handler --- */
int iDepth; /* --- depth of current request if nested --- */
DblList lMemoryRecords; /* --- memory records --- */
private:
/* --- copy constructor will be disallowed --- */
PIHTTP( const PIHTTP &tH );
/* --- internal methods --- */
void ClearRequest();
public:
PIHTTP( PIHTTP *pTheParentRequest );
PIHTTP( PIObject *pTheIOObject, PIDB *pTheHostDB );
PIHTTP( PIDB *pHost );
~PIHTTP();
/* --- new request --- */
void NewRequest();
/* ---
High level data structures that make up a request/response
cycle
--- */
inline PIDB *GetConnectionDB() /* connection DB */
{ return pConnectionDB; };
inline PIDB *GetHostDB() /* virtual host DB */
{ return pHostDB; };
inline PIDB *GetDB() /* generic DB */
{ return pDB; };
inline PIDB *GetRequestDB() /* request specific information */
{ return pRequestDB; };
inline PIDB *GetResponseDB() /* response specific information */
{ return pResponseDB; };
inline PIIOBuffer &GetIOBuffer() /* IO buffer object */
{ return *pBuffer; };
inline int IsSubRequest() /* is this a subrequest? */
{ return pParent!=0; };
/* --- allow the virtual host to be changed --- */
inline void SetHostDB( PIDB *pNewHostDB )
{ pHostDB = pNewHostDB; };
/* --- non-inline functions --- */
void *AllocMem( size_t tSize ); /* allocate memory */
};
/* --- inlines --- */
inline void PIHTTP_disableKeepOpen( PIHTTP &tPIHTTP )
{
PIDB_replace( tPIHTTP.GetConnectionDB(), PIDBTYPE_OPAQUE,
KEY_INT_KEEPOPEN, (void *)0, 0 );
};
/* -------------- +++++++++++++++++++++++++++++++ ------------------ *\
External C Interface
\* -------------- +++++++++++++++++++++++++++++++ ------------------ */
#else
/*____________________________________________________________________________*\
*
Description:
C structure version of C++ class.
\*____________________________________________________________________________*/
struct _PIHTTP
{
/* --- public constant values --- */
int ciPhase;
/* --- public mutable values --- */
int iStatus;
PIDB *pConnectionDB;
PIDB *pHostDB;
PIDB *pRequestDB;
PIDB *pResponseDB;
PIIOBuffer *pBuffer;
/* --- other members are private --- */
};
typedef struct _PIHTTP PIHTTP;
#endif
/* -------------- +++++++++++++++++++++++++++++++ ------------------ *\
C Functions
\* -------------- +++++++++++++++++++++++++++++++ ------------------ */
/*____________________________________________________________________________*\
*
Name:
PIHTTP_new
Synopsis:
PIHTTP *PIHTTP_new( PIObject *pIOObject, PIDB *pHostDB )
Description:
This function is not yet documented.
Notes:
Return Values:
Errors:
See Also:
\*____________________________________________________________________________*/
PUBLIC_PIAPI PIHTTP *PIHTTP_new( PIObject *pIOObject, PIDB *pHostDB );
/*____________________________________________________________________________*\
*
Name:
PIHTTP_newChild
Synopsis:
PIHTTP *PIHTTP_newChild( PIHTTP *pParent )
Description:
This function is not yet documented.
Notes:
Return Values:
Errors:
See Also:
\*____________________________________________________________________________*/
PUBLIC_PIAPI PIHTTP *PIHTTP_newChild( PIHTTP *pParent );
/*____________________________________________________________________________*\
*
Name:
PIHTTP_delete
Synopsis:
int PIHTTP_delete( PIHTTP *pPIHTTP )
Description:
This function is not yet documented.
Notes:
Return Values:
Errors:
See Also:
\*____________________________________________________________________________*/
PUBLIC_PIAPI int PIHTTP_delete( PIHTTP *pPIHTTP );
/*____________________________________________________________________________*\
*
Name:
PIHTTP_allocMem
Synopsis:
void *PIHTTP_allocMem( PIHTTP *pPIHTTP, unsigned int iSize )
Description:
This function is not yet documented.
Notes:
Return Values:
Errors:
See Also:
\*____________________________________________________________________________*/
PUBLIC_PIAPI void *PIHTTP_allocMem( PIHTTP *pPIHTTP, unsigned int iSize );
#endif /* PIHTTP_H_ */