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Diffstat (limited to 'cpukit/libcsupport/include/sys/ioccom.h')
| -rw-r--r-- | cpukit/libcsupport/include/sys/ioccom.h | 89 |
1 files changed, 0 insertions, 89 deletions
diff --git a/cpukit/libcsupport/include/sys/ioccom.h b/cpukit/libcsupport/include/sys/ioccom.h deleted file mode 100644 index 393702d4d6..0000000000 --- a/cpukit/libcsupport/include/sys/ioccom.h +++ /dev/null @@ -1,89 +0,0 @@ -/*- - * Copyright (c) 1982, 1986, 1990, 1993, 1994 - * The Regents of the University of California. 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. - * 4. Neither the name of the University 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 THE REGENTS 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. - * - * @(#)ioccom.h 8.2 (Berkeley) 3/28/94 - * $FreeBSD$ - */ - -#ifndef _SYS_IOCCOM_H_ -#define _SYS_IOCCOM_H_ - -#include <sys/types.h> -#include <stdint.h> - -typedef uint32_t ioctl_command_t; - -/* - * Ioctl's have the command encoded in the lower word, and the size of - * any in or out parameters in the upper word. The high 3 bits of the - * upper word are used to encode the in/out status of the parameter. - */ -#define IOCPARM_SHIFT 13 /* number of bits for ioctl size */ -#define IOCPARM_MASK ((1 << IOCPARM_SHIFT) - 1) /* parameter length mask */ -#define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK) -#define IOCBASECMD(x) ((x) & ~(IOCPARM_MASK << 16)) -#define IOCGROUP(x) (((x) >> 8) & 0xff) - -#define IOCPARM_MAX (1 << IOCPARM_SHIFT) /* max size of ioctl */ -#define IOC_VOID 0x20000000 /* no parameters */ -#define IOC_OUT 0x40000000 /* copy out parameters */ -#define IOC_IN 0x80000000 /* copy in parameters */ -#define IOC_INOUT (IOC_IN|IOC_OUT) -#define IOC_DIRMASK (IOC_VOID|IOC_OUT|IOC_IN) - -#define _IOC(inout,group,num,len) \ - ((ioctl_command_t) \ - ((ioctl_command_t) (inout) \ - | (((ioctl_command_t) (len) & IOCPARM_MASK) << 16) \ - | ((ioctl_command_t) (group) << 8) \ - | (ioctl_command_t) (num))) -#define _IO(g,n) _IOC(IOC_VOID, (g), (n), 0) -#define _IOWINT(g,n) _IOC(IOC_VOID, (g), (n), sizeof(int)) -#define _IOR(g,n,t) _IOC(IOC_OUT, (g), (n), sizeof(t)) -#define _IOW(g,n,t) _IOC(IOC_IN, (g), (n), sizeof(t)) -/* this should be _IORW, but stdio got there first */ -#define _IOWR(g,n,t) _IOC(IOC_INOUT, (g), (n), sizeof(t)) - -#ifdef _KERNEL - -#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ - defined(COMPAT_FREEBSD4) || defined(COMPAT_43) -#define IOCPARM_IVAL(x) ((int)(intptr_t)(void *)*(caddr_t *)(void *)(x)) -#endif - -#else - -#include <sys/cdefs.h> - -__BEGIN_DECLS -int ioctl(int, ioctl_command_t, ...); -__END_DECLS - -#endif - -#endif /* !_SYS_IOCCOM_H_ */ |