1 /* $NetBSD: linux_ioctl.h,v 1.12 2000/12/10 14:08:48 fvdl Exp $ */ 2 3 /*- 4 * Copyright (c) 1995, 1998 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Frank van der Linden and Eric Haszlakiewicz. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 #ifndef _LINUX_IOCTL_H 40 #define _LINUX_IOCTL_H 41 42 struct linux_sys_ioctl_args; 43 44 #ifdef _KERNEL 45 __BEGIN_DECLS 46 int linux_machdepioctl __P((struct proc *, void *, register_t *)); 47 int linux_ioctl_cdrom __P((struct proc *, struct linux_sys_ioctl_args *, 48 register_t *)); 49 int linux_ioctl_termios __P((struct proc *, struct linux_sys_ioctl_args *, 50 register_t *)); 51 int linux_ioctl_socket __P((struct proc *, struct linux_sys_ioctl_args *, 52 register_t *)); 53 int linux_ioctl_hdio __P((struct proc *, struct linux_sys_ioctl_args *, 54 register_t *)); 55 int linux_ioctl_fdio __P((struct proc *p, struct linux_sys_ioctl_args *uap, 56 register_t *retval)); 57 __END_DECLS 58 #endif /* !_KERNEL */ 59 60 #if defined(__i386__) 61 #include <compat/linux/arch/i386/linux_ioctl.h> 62 #elif defined(__m68k__) 63 #include <compat/linux/arch/m68k/linux_ioctl.h> 64 #elif defined(__alpha__) 65 #include <compat/linux/arch/alpha/linux_ioctl.h> 66 #else 67 #error Undefined linux_ioctl.h machine type. 68 #endif 69 70 #define _LINUX_IOC_NRMASK ((1 << _LINUX_IOC_NRBITS) - 1) 71 #define _LINUX_IOC_TYPEMASK ((1 << _LINUX_IOC_TYPEBITS) - 1) 72 #define _LINUX_IOC_SIZEMAEK ((1 << _LINUX_IOC_SIZEBITS) - 1) 73 #define _LINUX_IOC_DIRMASK ((1 << _LINUX_IOC_DIRBITS) - 1) 74 75 #define _LINUX_IOC_TYPESHIFT (_LINUX_IOC_NRSHIFT + _LINUX_IOC_NRBITS) 76 #define _LINUX_IOC_SIZESHIFT (_LINUX_IOC_TYPESHIFT + _LINUX_IOC_TYPEBITS) 77 #define _LINUX_IOC_DIRSHIFT (_LINUX_IOC_SIZESHIFT + _LINUX_IOC_SIZEBITS) 78 79 #define _LINUX_IOC(dir,type,nr,size) \ 80 (((nr) << _LINUX_IOC_NRSHIFT) | \ 81 ((type) << _LINUX_IOC_TYPESHIFT) | \ 82 ((size) << _LINUX_IOC_SIZESHIFT) | \ 83 ((dir) << _LINUX_IOC_DIRSHIFT)) 84 85 #define _LINUX_IO(type,nr) \ 86 _LINUX_IOC(_LINUX_IOC_NONE,(type),(nr),0) 87 #define _LINUX_IOR(type,nr,size) \ 88 _LINUX_IOC(_LINUX_IOC_READ,(type),(nr),sizeof(size)) 89 #define _LINUX_IOW(type,nr,size) \ 90 _LINUX_IOC(_LINUX_IOC_WRITE,(type),(nr),sizeof(size)) 91 #define _LINUX_IOWR(type,nr,size) \ 92 _LINUX_IOC(_LINUX_IOC_READ|_LINUX_IOC_WRITE,(type),(nr),sizeof(size)) 93 94 #define _LINUX_IOC_DIR(nr) \ 95 (((nr) >> _LINUX_IOC_DIRSHIFT) & _LINUX_IOC_DIRMASK) 96 #define _LINUX_IOC_TYPE(nr) \ 97 (((nr) >> _LINUX_IOC_TYPESHIFT) & _LINUX_IOC_TYPEMASK) 98 #define _LINUX_IOC_NR(nr) \ 99 (((nr) >> _LINUX_IOC_NRSHIFT) & _LINUX_IOC_NRMASK) 100 #define _LINUX_IOC_SIZE(nr) \ 101 (((nr) >> _LINUX_IOC_SIZESHIFT) & _LINUX_IOC_SIZEMASK) 102 103 #define LINUX_IOCGROUP(x) _LINUX_IOC_TYPE(x) 104 105 #endif /* !_LINUX_IOCTL_H */ 106