| @@ -1,123 +1,123 @@ | | | @@ -1,123 +1,123 @@ |
1 | /* $NetBSD: event.h,v 1.3 2023/07/28 18:19:01 christos Exp $ */ | | 1 | /* $NetBSD: event.h,v 1.4 2023/07/29 11:58:53 rin Exp $ */ |
2 | | | 2 | |
3 | /*- | | 3 | /*- |
4 | * Copyright (c) 1999,2000,2001 Jonathan Lemon <jlemon@FreeBSD.org> | | 4 | * Copyright (c) 1999,2000,2001 Jonathan Lemon <jlemon@FreeBSD.org> |
5 | * All rights reserved. | | 5 | * 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. |
15 | * | | 15 | * |
16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND | | 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
17 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | | 17 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
18 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | | 18 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
19 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | | 19 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
20 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | | 20 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
21 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | | 21 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
22 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | | 22 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
23 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | | 23 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
24 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | | 24 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
25 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | | 25 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
26 | * SUCH DAMAGE. | | 26 | * SUCH DAMAGE. |
27 | * | | 27 | * |
28 | * $FreeBSD: src/sys/sys/event.h,v 1.12 2001/02/24 01:44:03 jlemon Exp $ | | 28 | * $FreeBSD: src/sys/sys/event.h,v 1.12 2001/02/24 01:44:03 jlemon Exp $ |
29 | */ | | 29 | */ |
30 | | | 30 | |
31 | #ifndef _COMPAT_SYS_EVENT_H_ | | 31 | #ifndef _COMPAT_SYS_EVENT_H_ |
32 | #define _COMPAT_SYS_EVENT_H_ | | 32 | #define _COMPAT_SYS_EVENT_H_ |
33 | | | 33 | |
34 | #include <sys/cdefs.h> | | 34 | #include <sys/cdefs.h> |
35 | struct timespec; | | 35 | struct timespec; |
36 | | | 36 | |
37 | #ifdef _KERNEL | | 37 | #ifdef _KERNEL |
38 | #include <lib/libkern/libkern.h> | | 38 | #include <lib/libkern/libkern.h> |
39 | #else | | 39 | #else |
40 | #include <string.h> | | 40 | #include <string.h> |
41 | #endif | | 41 | #endif |
42 | | | 42 | |
43 | struct kevent100 { | | 43 | struct kevent100 { |
44 | uintptr_t ident; /* identifier for this event */ | | 44 | uintptr_t ident; /* identifier for this event */ |
45 | uint32_t filter; /* filter for event */ | | 45 | uint32_t filter; /* filter for event */ |
46 | uint32_t flags; /* action flags for kqueue */ | | 46 | uint32_t flags; /* action flags for kqueue */ |
47 | uint32_t fflags; /* filter flag value */ | | 47 | uint32_t fflags; /* filter flag value */ |
48 | int64_t data; /* filter data value */ | | 48 | int64_t data; /* filter data value */ |
49 | void *udata; /* opaque user data identifier */ | | 49 | void *udata; /* opaque user data identifier */ |
50 | }; | | 50 | }; |
51 | | | 51 | |
52 | static __inline void | | 52 | static __inline void |
53 | kevent100_to_kevent(const struct kevent100 *kev100, struct kevent *kev) | | 53 | kevent100_to_kevent(const struct kevent100 *kev100, struct kevent *kev) |
54 | { | | 54 | { |
55 | memset(kev, 0, sizeof(*kev)); | | 55 | memset(kev, 0, sizeof(*kev)); |
56 | memcpy(kev, kev100, sizeof(*kev100)); | | 56 | memcpy(kev, kev100, sizeof(*kev100)); |
57 | } | | 57 | } |
58 | | | 58 | |
59 | static __inline void | | 59 | static __inline void |
60 | kevent_to_kevent100(const struct kevent *kev, struct kevent100 *kev100) | | 60 | kevent_to_kevent100(const struct kevent *kev, struct kevent100 *kev100) |
61 | { | | 61 | { |
62 | memcpy(kev100, kev, sizeof(*kev100)); | | 62 | memcpy(kev100, kev, sizeof(*kev100)); |
63 | } | | 63 | } |
64 | | | 64 | |
65 | #ifdef _KERNEL | | 65 | #ifdef _KERNEL |
66 | static int | | 66 | static __inline int |
67 | compat_100___kevent50_fetch_changes(void *ctx, const struct kevent *changelist, | | 67 | compat_100___kevent50_fetch_changes(void *ctx, const struct kevent *changelist, |
68 | struct kevent *changes, size_t index, int n) | | 68 | struct kevent *changes, size_t index, int n) |
69 | { | | 69 | { |
70 | int error, i; | | 70 | int error, i; |
71 | struct kevent100 *buf; | | 71 | struct kevent100 *buf; |
72 | const size_t buf_size = sizeof(*buf) * n; | | 72 | const size_t buf_size = sizeof(*buf) * n; |
73 | const struct kevent100 *changelist100 = (const struct kevent100 *)changelist; | | 73 | const struct kevent100 *changelist100 = (const struct kevent100 *)changelist; |
74 | | | 74 | |
75 | KASSERT(n >= 0); | | 75 | KASSERT(n >= 0); |
76 | | | 76 | |
77 | buf = kmem_alloc(buf_size, KM_SLEEP); | | 77 | buf = kmem_alloc(buf_size, KM_SLEEP); |
78 | | | 78 | |
79 | error = copyin(changelist100 + index, buf, buf_size); | | 79 | error = copyin(changelist100 + index, buf, buf_size); |
80 | if (error != 0) | | 80 | if (error != 0) |
81 | goto leave; | | 81 | goto leave; |
82 | | | 82 | |
83 | for (i = 0; i < n; i++) | | 83 | for (i = 0; i < n; i++) |
84 | kevent100_to_kevent(buf + i, changes + i); | | 84 | kevent100_to_kevent(buf + i, changes + i); |
85 | | | 85 | |
86 | leave: | | 86 | leave: |
87 | kmem_free(buf, buf_size); | | 87 | kmem_free(buf, buf_size); |
88 | return error; | | 88 | return error; |
89 | } | | 89 | } |
90 | | | 90 | |
91 | static int | | 91 | static __inline int |
92 | compat_100___kevent50_put_events(void *ctx, struct kevent *events, | | 92 | compat_100___kevent50_put_events(void *ctx, struct kevent *events, |
93 | struct kevent *eventlist, size_t index, int n) | | 93 | struct kevent *eventlist, size_t index, int n) |
94 | { | | 94 | { |
95 | int error, i; | | 95 | int error, i; |
96 | struct kevent100 *buf; | | 96 | struct kevent100 *buf; |
97 | const size_t buf_size = sizeof(*buf) * n; | | 97 | const size_t buf_size = sizeof(*buf) * n; |
98 | struct kevent100 *eventlist100 = (struct kevent100 *)eventlist; | | 98 | struct kevent100 *eventlist100 = (struct kevent100 *)eventlist; |
99 | | | 99 | |
100 | KASSERT(n >= 0); | | 100 | KASSERT(n >= 0); |
101 | | | 101 | |
102 | buf = kmem_alloc(buf_size, KM_SLEEP); | | 102 | buf = kmem_alloc(buf_size, KM_SLEEP); |
103 | | | 103 | |
104 | for (i = 0; i < n; i++) | | 104 | for (i = 0; i < n; i++) |
105 | kevent_to_kevent100(events + i, buf + i); | | 105 | kevent_to_kevent100(events + i, buf + i); |
106 | | | 106 | |
107 | error = copyout(buf, eventlist100 + index, buf_size); | | 107 | error = copyout(buf, eventlist100 + index, buf_size); |
108 | | | 108 | |
109 | kmem_free(buf, buf_size); | | 109 | kmem_free(buf, buf_size); |
110 | return error; | | 110 | return error; |
111 | } | | 111 | } |
112 | #endif /* _KERNEL */ | | 112 | #endif /* _KERNEL */ |
113 | | | 113 | |
114 | __BEGIN_DECLS | | 114 | __BEGIN_DECLS |
115 | int kevent(int, const struct kevent100 *, size_t, struct kevent100 *, | | 115 | int kevent(int, const struct kevent100 *, size_t, struct kevent100 *, |
116 | size_t, const struct timespec50 *); | | 116 | size_t, const struct timespec50 *); |
117 | int __kevent50(int, const struct kevent100 *, size_t, struct kevent100 *, | | 117 | int __kevent50(int, const struct kevent100 *, size_t, struct kevent100 *, |
118 | size_t, const struct timespec *); | | 118 | size_t, const struct timespec *); |
119 | int __kevent100(int, const struct kevent *, size_t, struct kevent *, | | 119 | int __kevent100(int, const struct kevent *, size_t, struct kevent *, |
120 | size_t, const struct timespec *); | | 120 | size_t, const struct timespec *); |
121 | __END_DECLS | | 121 | __END_DECLS |
122 | | | 122 | |
123 | #endif /* !_COMPAT_SYS_EVENT_H_ */ | | 123 | #endif /* !_COMPAT_SYS_EVENT_H_ */ |