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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#ifndef INCLUDED_OSL_PIPE_H
#define INCLUDED_OSL_PIPE_H
#include "sal/config.h"
#include "osl/security.h"
#include "rtl/ustring.h"
#include "sal/saldllapi.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef enum {
osl_Pipe_E_None, /*< no error */
osl_Pipe_E_NotFound, /*< Pipe could not be found */
osl_Pipe_E_AlreadyExists, /*< Pipe already exists */
osl_Pipe_E_NoProtocol, /*< Protocol not available */
osl_Pipe_E_NetworkReset, /*< Network dropped connection because of reset */
osl_Pipe_E_ConnectionAbort, /*< Software caused connection abort */
osl_Pipe_E_ConnectionReset, /*< Connection reset by peer */
osl_Pipe_E_NoBufferSpace, /*< No buffer space available */
osl_Pipe_E_TimedOut, /*< Connection timed out */
osl_Pipe_E_ConnectionRefused, /*< Connection refused */
osl_Pipe_E_invalidError, /*< unmapped error: always last entry in enum! */
osl_Pipe_E_FORCE_EQUAL_SIZE = SAL_MAX_ENUM
} oslPipeError;
/** Pipe creation options.
A pipe can either be opened, or a new pipe can be created and opened.
*/
typedef sal_uInt32 oslPipeOptions;
#define osl_Pipe_OPEN 0x0000 /*< open existing pipe */
#define osl_Pipe_CREATE 0x0001 /*< create pipe and open it, fails if already exists */
typedef struct oslPipeImpl * oslPipe;
/** Create or open a pipe.
@param[in] strPipeName pipe name
@param[in] Options create or open the pipe
@param[in] Security pipe creator
@returns nullptr on failure, otherwise returns the pipe handle
@see osl_closePipe
*/
SAL_DLLPUBLIC oslPipe SAL_CALL osl_createPipe(
rtl_uString *strPipeName, oslPipeOptions Options, oslSecurity Security);
/** Decreases the refcount of the pipe.
If the refcount drops to zero, the handle is destroyed.
@param[in] Pipe pipe handle
@see osl_acquirePipe
*/
SAL_DLLPUBLIC void SAL_CALL osl_releasePipe(oslPipe Pipe);
/** Increases the refcount of the pipe.
@param[in] Pipe pipe handle
@see osl_releasePipe
*/
SAL_DLLPUBLIC void SAL_CALL osl_acquirePipe(oslPipe Pipe);
/** Close the pipe.
Any read, write or accept actions stop immediately.
@param[in] Pipe pipe handle
@see osl_createPipe
*/
SAL_DLLPUBLIC void SAL_CALL osl_closePipe(oslPipe Pipe);
SAL_DLLPUBLIC oslPipe SAL_CALL osl_acceptPipe(oslPipe Pipe);
SAL_DLLPUBLIC sal_Int32 SAL_CALL osl_sendPipe(oslPipe Pipe, const void* pBuffer, sal_Int32 BufferSize);
SAL_DLLPUBLIC sal_Int32 SAL_CALL osl_receivePipe(oslPipe Pipe, void* pBuffer, sal_Int32 BufferSize);
/** Reads blocking from the pipe.
@return Number of read bytes. If less than BufferSize, the pipe was closed.
*/
SAL_DLLPUBLIC sal_Int32 SAL_CALL osl_readPipe( oslPipe Pipe, void *pBuffer, sal_Int32 BufferSize );
/** Writes blocking onto the pipe.
@return Number of written bytes. If less than BufferSize, the pipe was closed.
*/
SAL_DLLPUBLIC sal_Int32 SAL_CALL osl_writePipe( oslPipe Pipe, const void *pBuffer, sal_Int32 BufferSize );
SAL_DLLPUBLIC oslPipeError SAL_CALL osl_getLastPipeError(oslPipe Pipe);
#ifdef __cplusplus
}
#endif
#endif // INCLUDED_OSL_PIPE_H
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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