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[ELWIX - Embedded LightWeight unIX -] /
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elwix /
aiov.h
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Sun Mar 21 01:32:04 2021 UTC (3 years, 4 months ago) by
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elwix6_1,
elwix5_9,
elwix5_8,
elwix5_7,
elwix5_6,
elwix5_5,
elwix5_4,
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ELWIX5_5,
ELWIX5_4,
ELWIX5_3,
ELWIX5_2,
ELWIX5_11,
ELWIX5_10,
ELWIX5_1,
ELWIX5_0,
ELWIX4_26
ver 4.26
/*************************************************************************
* (C) 2021 AITNET ltd - Sofia/Bulgaria - <misho@aitnet.org>
* by Michael Pounov <misho@elwix.org>
*
* $Author: misho $
* $Id: aiov.h,v 1.2 2021/03/21 01:32:04 misho Exp $
*
**************************************************************************
The ELWIX and AITNET software is distributed under the following
terms:
All of the documentation and software included in the ELWIX and AITNET
Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org>
Copyright 2004 - 2021
by Michael Pounov <misho@elwix.org>. All rights reserved.
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. All advertising materials mentioning features or use of this software
must display the following acknowledgement:
This product includes software developed by Michael Pounov <misho@elwix.org>
ELWIX - Embedded LightWeight unIX and its contributors.
4. Neither the name of AITNET nor the names of its contributors
may be used to endorse or promote products derived from this software
without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY AITNET AND CONTRIBUTORS ``AS IS'' AND
ANY EXPRESS 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 REGENTS OR 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.
*/
#ifndef __AIOV_H
#define __AIOV_H
struct tagIOV {
size_t iov_size;
struct iovec *iov_array;
};
typedef struct tagIOV iovec_t;
#define iov_Size(x) (x)->iov_size
#define iov_Array(x) (x)->iov_array
/*
* iov_Init() - Init new iovec array
*
* return: =NULL error, !=NULL ready array
*/
iovec_t *iov_Init();
/*
* iov_Destroy() - Destroy iovec array
*
* @iov = iovec array
* return: none
*/
void iov_Destroy(iovec_t ** __restrict iov);
/*
* iov_Get() - Get data and length from position
*
* @iov = iovec array
* @pos = position
* @data = data
* @datlen = data length
* return: -1 error, 0 ok
*/
int iov_Get(iovec_t * __restrict iov, unsigned int pos, void *data, size_t *datlen);
/*
* iov_Insert() - Insert data at position into array
*
* @iov = iovec array
* @pos = position
* @data = data
* @datlen = data length
* return: -1 error, 0 ok
*/
int iov_Insert(iovec_t * __restrict iov, unsigned int pos, void *data, size_t datlen);
/*
* iov_Delete() - Delete data at position into array
*
* @iov = iovec array
* @pos = position
* @mustfree = data must be free before delete
* return: -1 error, 0 ok
*/
int iov_Delete(iovec_t * __restrict iov, unsigned int pos, int mustfree);
/*
* iov_Push() - Push data on first free position
*
* @iov = iovec array
* @data = data
* @datlen = data length
* return: -1 error, !=-1 pushed at position
*/
int iov_Push(iovec_t * __restrict iov, void *data, size_t datlen);
/*
* iov_Pop() - Pop data from last used position
*
* @iov = iovec array
* @data = data
* @datlen = data length
* @mustfree = data must be free before delete
* return: -1 error, !=-1 poped from position
*/
int iov_Pop(iovec_t * __restrict iov, void *data, size_t *datlen, int mustfree);
/*
* iov_PushPair() - Push pair/named data on first free position
*
* @iov = iovec array
* @name = name of data
* @data = data
* @datlen = data length
* return: -1 error, !=-1 pushed at position
*/
int iov_PushPair(iovec_t * __restrict iov, const char *name, void *data, size_t datlen);
/*
* iov_PopPair() - Pop pair/named data from last used position
*
* @iov = iovec array
* @name = name of data
* @namlen = name length
* @data = data
* @datlen = data length
* @mustfree = data must be free before delete
* return: -1 error, !=-1 poped from position
*/
int iov_PopPair(iovec_t * __restrict iov, char *name, size_t *namlen,
void *data, size_t *datlen, int mustfree);
/*
* iov_FreePairs() - Free pairs/named data in iovec array
*
* @iov = iovec array
* @mustfree = data must be free before delete
* return: -1 error or 0 ok
*/
int iov_FreePairs(iovec_t * __restrict iov, int mustfree);
/*
* iov_Debug() - Debug of iovec array
*
* @iov = iovec array
* return: none
*/
void iov_Debug(iovec_t * __restrict iov);
#endif
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