X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/5d5c5d0d5b79ade9a973d55186ffda2638ba2b6e..94ff46dc2849db4d43eaaf144872decc522aafb4:/bsd/sys/ioccom.h diff --git a/bsd/sys/ioccom.h b/bsd/sys/ioccom.h index 83648eb04..cabce8cf7 100644 --- a/bsd/sys/ioccom.h +++ b/bsd/sys/ioccom.h @@ -1,31 +1,29 @@ /* * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. * - * @APPLE_LICENSE_OSREFERENCE_HEADER_START@ - * - * This file contains Original Code and/or Modifications of Original Code - * as defined in and that are subject to the Apple Public Source License - * Version 2.0 (the 'License'). You may not use this file except in - * compliance with the License. The rights granted to you under the - * License may not be used to create, or enable the creation or - * redistribution of, unlawful or unlicensed copies of an Apple operating - * system, or to circumvent, violate, or enable the circumvention or - * violation of, any terms of an Apple operating system software license - * agreement. + * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ * - * Please obtain a copy of the License at - * http://www.opensource.apple.com/apsl/ and read it before using this - * file. + * This file contains Original Code and/or Modifications of Original Code + * as defined in and that are subject to the Apple Public Source License + * Version 2.0 (the 'License'). You may not use this file except in + * compliance with the License. The rights granted to you under the License + * may not be used to create, or enable the creation or redistribution of, + * unlawful or unlicensed copies of an Apple operating system, or to + * circumvent, violate, or enable the circumvention or violation of, any + * terms of an Apple operating system software license agreement. * - * The Original Code and all software distributed under the License are - * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER - * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, - * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. - * Please see the License for the specific language governing rights and + * Please obtain a copy of the License at + * http://www.opensource.apple.com/apsl/ and read it before using this file. + * + * The Original Code and all software distributed under the License are + * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER + * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, + * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. + * Please see the License for the specific language governing rights and * limitations under the License. * - * @APPLE_LICENSE_OSREFERENCE_HEADER_END@ + * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ */ /* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */ /*- @@ -63,37 +61,39 @@ * @(#)ioccom.h 8.2 (Berkeley) 3/28/94 */ -#ifndef _SYS_IOCCOM_H_ -#define _SYS_IOCCOM_H_ +#ifndef _SYS_IOCCOM_H_ +#define _SYS_IOCCOM_H_ + +#include /* * 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_MASK 0x1fff /* parameter length, at most 13 bits */ -#define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK) -#define IOCBASECMD(x) ((x) & ~(IOCPARM_MASK << 16)) -#define IOCGROUP(x) (((x) >> 8) & 0xff) +#define IOCPARM_MASK 0x1fff /* parameter length, at most 13 bits */ +#define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK) +#define IOCBASECMD(x) ((x) & ~(IOCPARM_MASK << 16)) +#define IOCGROUP(x) (((x) >> 8) & 0xff) -#define IOCPARM_MAX (IOCPARM_MASK + 1) /* max size of ioctl args */ - /* no parameters */ -#define IOC_VOID (unsigned long)0x20000000 - /* copy parameters out */ -#define IOC_OUT (unsigned long)0x40000000 - /* copy parameters in */ -#define IOC_IN (unsigned long)0x80000000 - /* copy paramters in and out */ -#define IOC_INOUT (IOC_IN|IOC_OUT) - /* mask for IN/OUT/VOID */ -#define IOC_DIRMASK (unsigned long)0xe0000000 +#define IOCPARM_MAX (IOCPARM_MASK + 1) /* max size of ioctl args */ +/* no parameters */ +#define IOC_VOID (__uint32_t)0x20000000 +/* copy parameters out */ +#define IOC_OUT (__uint32_t)0x40000000 +/* copy parameters in */ +#define IOC_IN (__uint32_t)0x80000000 +/* copy paramters in and out */ +#define IOC_INOUT (IOC_IN|IOC_OUT) +/* mask for IN/OUT/VOID */ +#define IOC_DIRMASK (__uint32_t)0xe0000000 -#define _IOC(inout,group,num,len) \ +#define _IOC(inout, group, num, len) \ (inout | ((len & IOCPARM_MASK) << 16) | ((group) << 8) | (num)) -#define _IO(g,n) _IOC(IOC_VOID, (g), (n), 0) -#define _IOR(g,n,t) _IOC(IOC_OUT, (g), (n), sizeof(t)) -#define _IOW(g,n,t) _IOC(IOC_IN, (g), (n), sizeof(t)) +#define _IO(g, n) _IOC(IOC_VOID, (g), (n), 0) +#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)) +#define _IOWR(g, n, t) _IOC(IOC_INOUT, (g), (n), sizeof(t)) #endif /* !_SYS_IOCCOM_H_ */