connpool.h

mini http server,可以集成嵌入到程序中,实现简单的web功能

/*____________________________________________________________________________*\
 *

 Copyright (c) 1997-2003 John Roy, Holger Zimmermann. All rights reserved.

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    notice, this list of conditions and the following disclaimer. 

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    derived from this software without specific prior written permission.

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 *____________________________________________________________________________*|
 *
 * $Source: /cvsroot/pi3web/Pi3Web_200/Source/Pi3API/ConnPool.h,v $
 * $Date: 2003/05/13 18:42:09 $
 *
 Description:

\*____________________________________________________________________________*/
/* $SourceTop:$ */

#ifndef CONNPOOL_H_
#define CONNPOOL_H_

#include "Pi2API.h"
#include "PIIOBuf.h"

typedef struct _ConnectionPool ConnectionPool;

/*____________________________________________________________________________*\
 *
 Name:
	ConnectionPool_new

 Synopsis:
	ConnectionPool *ConnectionPool_new( PIObject *pIOObject, int iMaxSize )

 Description:
	Create an instance of a ConnectionPool object from the given IOObject
	A ConnectionPool object could be used e.g. in a TCP or HTTP client library.

 Notes:
	The parameter iMaxSize is ignored in the current implementation.

 Return Values:
	Returns a pointer to the new ConnectionPool object, or NULL if an error
	occurred.

 Errors:
 See Also:
	ConnectionPool_delete
\*____________________________________________________________________________*/
PUBLIC_PIAPI ConnectionPool *ConnectionPool_new( PIObject *pIOObject, 
    int iMaxSize );

/*____________________________________________________________________________*\
 *
 Name:
	ConnectionPool_delete

 Synopsis:
	int ConnectionPool_delete( ConnectionPool *pConnectionPool )

 Description:
	Deletes an instance of a ConnectionPool object.

 Notes:
 Return Values:
	PIAPI_COMPLETED on success or PIAPI_EINVAL, if wrong pConnectionPool given.

 Errors:
	PIAPI_EINVAL

 See Also:
	ConnectionPool_new
\*____________________________________________________________________________*/
PUBLIC_PIAPI int ConnectionPool_delete( ConnectionPool *pConnectionPool );

/*____________________________________________________________________________*\
 *
 Name:
	ConnectionPool_grapConnection

 Synopsis:
	PIIOBuffer *ConnectionPool_grapConnection( ConnectionPool *pConnectionPool,
        const char *pHost, int iPort )

 Description:
	This function will establish a connection to the remote server using the
	given parameters.

 Notes:
 Return Values:
	Returns a pointer to the new PIIOBuffer object, or NULL if an error occurred.

 Errors:
 See Also:
	ConnectionPool_releaseConnection
\*____________________________________________________________________________*/
PUBLIC_PIAPI PIIOBuffer *ConnectionPool_grapConnection(
    ConnectionPool *pConnectionPool, const char *pHost, int iPort );

/*____________________________________________________________________________*\
 *
 Name:
	ConnectionPool_releaseConnection

 Synopsis:
	int ConnectionPool_releaseConnection( ConnectionPool *pConnectionPool,
        PIIOBuffer *pConnection, bool bMustClose )

 Description:
	This function will release a connection to the remote server using the
	given parameters.

 Notes:
	The parameter bMustClose is ignored by the current implementation.

 Return Values:
	PIAPI_COMPLETED on success or PIAPI_ERROR, PIAPI_EINVAL

 Errors:
	PIAPI_EINVAL, if wrong pConnectionPool given, PIAPI_ERROR for all other
	error cases.

 See Also:
	ConnectionPool_grapConnection
\*____________________________________________________________________________*/
PUBLIC_PIAPI int ConnectionPool_releaseConnection(
    ConnectionPool *pConnectionPool, PIIOBuffer *pConnection, bool bMustClose );

#endif /* CONNPOOL_H_ */