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- Replaced ISO Latin 1 code #160 with a plain blank space (ASCII code #32) where necessary git-svn-id: file:///Users/olsen/Code/migration-svn-zu-git/logical-line-staging/clib2/trunk@15305 87f5fb63-7c3d-0410-a384-fd976d0f7a62
86 lines
3.3 KiB
C
86 lines
3.3 KiB
C
/*
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* $Id: ioccom.h,v 1.4 2006-01-08 12:06:14 obarthel Exp $
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*
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* :ts=4
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*
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* Portable ISO 'C' (1994) runtime library for the Amiga computer
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* Copyright (c) 2002-2015 by Olaf Barthel <obarthel (at) gmx.net>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* - Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* - Neither the name of Olaf Barthel nor the names of contributors
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* may be used to endorse or promote products derived from this
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* software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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*****************************************************************************
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*
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* Documentation and source code for this library, and the most recent library
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* build are available from <http://sourceforge.net/projects/clib2>.
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*
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*****************************************************************************
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*/
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#ifndef _SYS_IOCCOM_H
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#define _SYS_IOCCOM_H
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/****************************************************************************/
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/* The following is not part of the ISO 'C' (1994) standard. */
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/****************************************************************************/
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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/****************************************************************************/
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#define IOCPARM_MASK 0x1fff /* parameter length, at most 13 bits */
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#define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
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#define IOCBASECMD(x) ((x) & ~(IOCPARM_MASK << 16))
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#define IOCGROUP(x) (((x) >> 8) & 0xff)
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#define IOCPARM_MAX NBPG /* max size of ioctl args, mult. of NBPG */
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#define IOC_VOID (0x20000000UL) /* no parameters */
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#define IOC_OUT (0x40000000UL) /* copy parameters out */
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#define IOC_IN (0x80000000UL) /* copy parameters in */
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#define IOC_INOUT (IOC_IN|IOC_OUT) /* copy paramters in and out */
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#define IOC_DIRMASK (0xe0000000UL) /* mask for IN/OUT/VOID */
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#define _IOC(inout,group,num,len) \
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(inout | ((len & IOCPARM_MASK) << 16) | ((group) << 8) | (num))
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#define _IO(g,n) _IOC(IOC_VOID, (g), (n), 0)
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#define _IOR(g,n,t) _IOC(IOC_OUT, (g), (n), sizeof(t))
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#define _IOW(g,n,t) _IOC(IOC_IN, (g), (n), sizeof(t))
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#define _IOWR(g,n,t) _IOC(IOC_INOUT, (g), (n), sizeof(t))
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/****************************************************************************/
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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/****************************************************************************/
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#endif /* _SYS_IOCCOM_H */
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