| @@ -1,14 +1,14 @@ | | | @@ -1,14 +1,14 @@ |
1 | /* $NetBSD: ioccom.h,v 1.9 2007/05/29 21:32:30 christos Exp $ */ | | 1 | /* $NetBSD: ioccom.h,v 1.10 2009/05/19 21:59:10 christos Exp $ */ |
2 | | | 2 | |
3 | /*- | | 3 | /*- |
4 | * Copyright (c) 1982, 1986, 1990, 1993, 1994 | | 4 | * Copyright (c) 1982, 1986, 1990, 1993, 1994 |
5 | * The Regents of the University of California. All rights reserved. | | 5 | * The Regents of the University of California. All rights reserved. |
6 | * | | 6 | * |
7 | * Redistribution and use in source and binary forms, with or without | | 7 | * Redistribution and use in source and binary forms, with or without |
8 | * modification, are permitted provided that the following conditions | | 8 | * modification, are permitted provided that the following conditions |
9 | * are met: | | 9 | * are met: |
10 | * 1. Redistributions of source code must retain the above copyright | | 10 | * 1. Redistributions of source code must retain the above copyright |
11 | * notice, this list of conditions and the following disclaimer. | | 11 | * notice, this list of conditions and the following disclaimer. |
12 | * 2. Redistributions in binary form must reproduce the above copyright | | 12 | * 2. Redistributions in binary form must reproduce the above copyright |
13 | * notice, this list of conditions and the following disclaimer in the | | 13 | * notice, this list of conditions and the following disclaimer in the |
14 | * documentation and/or other materials provided with the distribution. | | 14 | * documentation and/or other materials provided with the distribution. |
| @@ -48,22 +48,23 @@ | | | @@ -48,22 +48,23 @@ |
48 | | | 48 | |
49 | #define IOCPARM_MAX NBPG /* max size of ioctl args, mult. of NBPG */ | | 49 | #define IOCPARM_MAX NBPG /* max size of ioctl args, mult. of NBPG */ |
50 | /* no parameters */ | | 50 | /* no parameters */ |
51 | #define IOC_VOID (unsigned long)0x20000000 | | 51 | #define IOC_VOID (unsigned long)0x20000000 |
52 | /* copy parameters out */ | | 52 | /* copy parameters out */ |
53 | #define IOC_OUT (unsigned long)0x40000000 | | 53 | #define IOC_OUT (unsigned long)0x40000000 |
54 | /* copy parameters in */ | | 54 | /* copy parameters in */ |
55 | #define IOC_IN (unsigned long)0x80000000 | | 55 | #define IOC_IN (unsigned long)0x80000000 |
56 | /* copy parameters in and out */ | | 56 | /* copy parameters in and out */ |
57 | #define IOC_INOUT (IOC_IN|IOC_OUT) | | 57 | #define IOC_INOUT (IOC_IN|IOC_OUT) |
58 | /* mask for IN/OUT/VOID */ | | 58 | /* mask for IN/OUT/VOID */ |
59 | #define IOC_DIRMASK (unsigned long)0xe0000000 | | 59 | #define IOC_DIRMASK (unsigned long)0xe0000000 |
60 | | | 60 | |
61 | #define _IOC(inout,group,num,len) \ | | 61 | #define _IOC(inout, group, num, len) \ |
62 | (inout | ((len & IOCPARM_MASK) << 16) | ((group) << 8) | (num)) | | 62 | ((inout) | (((len) & IOCPARM_MASK) << IOCPARM_SHIFT) | \ |
| | | 63 | ((group) << IOCGROUP_SHIFT) | (num)) |
63 | #define _IO(g,n) _IOC(IOC_VOID, (g), (n), 0) | | 64 | #define _IO(g,n) _IOC(IOC_VOID, (g), (n), 0) |
64 | #define _IOR(g,n,t) _IOC(IOC_OUT, (g), (n), sizeof(t)) | | 65 | #define _IOR(g,n,t) _IOC(IOC_OUT, (g), (n), sizeof(t)) |
65 | #define _IOW(g,n,t) _IOC(IOC_IN, (g), (n), sizeof(t)) | | 66 | #define _IOW(g,n,t) _IOC(IOC_IN, (g), (n), sizeof(t)) |
66 | /* this should be _IORW, but stdio got there first */ | | 67 | /* this should be _IORW, but stdio got there first */ |
67 | #define _IOWR(g,n,t) _IOC(IOC_INOUT, (g), (n), sizeof(t)) | | 68 | #define _IOWR(g,n,t) _IOC(IOC_INOUT, (g), (n), sizeof(t)) |
68 | | | 69 | |
69 | #endif /* !_SYS_IOCCOM_H_ */ | | 70 | #endif /* !_SYS_IOCCOM_H_ */ |