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#ifndef CTOOLS___ASN_CONNECTION__H
#define CTOOLS___ASN_CONNECTION__H
/* $Id: asn_connection.h,v 1.12 2012/02/29 20:14:34 kazimird Exp $
* ===========================================================================
*
* PUBLIC DOMAIN NOTICE
* National Center for Biotechnology Information
*
* This software/database is a "United States Government Work" under the
* terms of the United States Copyright Act. It was written as part of
* the author's official duties as a United States Government employee and
* thus cannot be copyrighted. This software/database is freely available
* to the public for use. The National Library of Medicine and the U.S.
* Government have not placed any restriction on its use or reproduction.
*
* Although all reasonable efforts have been taken to ensure the accuracy
* and reliability of the software and data, the NLM and the U.S.
* Government do not and cannot warrant the performance or results that
* may be obtained by using this software or data. The NLM and the U.S.
* Government disclaim all warranties, express or implied, including
* warranties of performance, merchantability or fitness for any particular
* purpose.
*
* Please cite the author in any work or product based on this material.
*
* ===========================================================================
*
* Author: Denis Vakatov, Anton Lavrentiev
*
* File Description:
* Build C Toolkit ASN.1 streams on top of CONN (connection).
*
*/
#include <connect/ncbi_service_connector.h>
#include <asn.h>
/** @addtogroup CToolsASNConn
*
* @{
*/
#ifdef __cplusplus
extern "C" {
#endif
typedef enum {
eAsnConn_Input,
eAsnConn_Output
} EAsnConn_Direction;
typedef enum {
eAsnConn_Binary,
eAsnConn_Text
} EAsnConn_Format;
/* Build a ASN.1 stream on top of a CONN (connection) handle.
* According to arguments, the stream is created for either reading or writing,
* and is capable to handle either binary or text ASN.1.
* Return ASN.1 stream pointer on success, or 0 on error.
* NOTE: Returned stream is valid while the underlying conn exists. After call
* to CONN_Close() the stream becomes invalid, and should not be used.
* Don't destroy the ASN.1 stream explicitly using AsnIoFree()!
*/
AsnIoPtr CreateAsnConn
(CONN conn,
EAsnConn_Direction direction,
EAsnConn_Format fmt
);
/* Create a service connection using the service name, type, and connection
* parameters (use default connection parameters if 'net_info' is passed NULL).
* Create two ASN.1 streams based on the connection: one stream for input, and
* another one for output. Return pointers to the streams via the 'input' and
* 'output' arguments. No corresponding stream is created if either pointer is
* passed NULL.
* On success, return the created CONN handle; otherwise, return 0.
* NOTE: Both returned ASN.1 streams are valid as long as the connection handle
* exists; that is, after the connection handle is passed to CONN_Close()
* either pointer becomes invalid, and should not be used.
* Don't destroy the ASN.1 streams explicitly using AsnIoFree()!
*/
CONN CreateAsnConn_ServiceEx
(const char* service,
EAsnConn_Format input_fmt,
AsnIoPtr* input,
EAsnConn_Format output_fmt,
AsnIoPtr* output,
TSERV_Type type,
const SConnNetInfo* net_info,
const SSERVICE_Extra* params
);
/* Equivalent of CreateAsnConn_ServiceEx with zeroes in last three arguments.
*/
CONN CreateAsnConn_Service
(const char* service,
EAsnConn_Format input_fmt,
AsnIoPtr* input,
EAsnConn_Format output_fmt,
AsnIoPtr* output
);
#ifdef __cplusplus
} /* extern "C" */
#endif
/* @} */
#endif /* CTOOLS___ASN_CONNECTION__H */
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