1/*
2 * Copyright (c) 2009 Mark Heily <mark@heily.com>
3 *
4 * Permission to use, copy, modify, and distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
7 *
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15 *
16 * $FreeBSD: head/tests/sys/kqueue/main.c 223845 2011-07-07 18:07:03Z jonathan $
17 */
18
19#include <sys/types.h>
20
21#include "config.h"
22#include "common.h"
23
24int testnum = 1;
25char *cur_test_id = NULL;
26int kqfd;
27
28extern void test_evfilt_read();
29extern void test_evfilt_signal();
30extern void test_evfilt_vnode();
31extern void test_evfilt_timer();
32extern void test_evfilt_proc();
33#if HAVE_EVFILT_USER
34extern void test_evfilt_user();
35#endif
36
37/* Checks if any events are pending, which is an error. */
38void
39test_no_kevents(void)
40{
41 int nfds;
42 struct timespec timeo;
43 struct kevent kev;
44
45 puts("confirming that there are no events pending");
46 memset(&timeo, 0, sizeof(timeo));
47 nfds = kevent(kqfd, NULL, 0, &kev, 1, &timeo);
48 if (nfds != 0) {
49 puts("\nUnexpected event:");
50 puts(kevent_to_str(&kev));
51 errx(1, "%d event(s) pending, but none expected:", nfds);
52 }
53}
54
55/* Retrieve a single kevent */
56struct kevent *
57kevent_get(int kqfd)
58{
59 int nfds;
60 struct kevent *kev;
61
62 if ((kev = calloc(1, sizeof(*kev))) == NULL)
63 err(1, "out of memory");
64
65 nfds = kevent(kqfd, NULL, 0, kev, 1, NULL);
66 if (nfds < 1)
67 err(1, "kevent(2)");
68
69 return (kev);
70}
71
72char *
73kevent_fflags_dump(struct kevent *kev)
74{
75 char *buf;
76
77#define KEVFFL_DUMP(attrib) \
78 if (kev->fflags & attrib) \
79 strncat(buf, #attrib" ", 64);
80
81 if ((buf = calloc(1, 1024)) == NULL)
82 abort();
83
84 /* Not every filter has meaningful fflags */
85 if (kev->filter != EVFILT_VNODE) {
86 snprintf(buf, 1024, "fflags = %d", kev->fflags);
87 return (buf);
88 }
89
90 snprintf(buf, 1024, "fflags = %d (", kev->fflags);
91 KEVFFL_DUMP(NOTE_DELETE);
92 KEVFFL_DUMP(NOTE_WRITE);
93 KEVFFL_DUMP(NOTE_EXTEND);
94#if HAVE_NOTE_TRUNCATE
95 KEVFFL_DUMP(NOTE_TRUNCATE);
96#endif
97 KEVFFL_DUMP(NOTE_ATTRIB);
98 KEVFFL_DUMP(NOTE_LINK);
99 KEVFFL_DUMP(NOTE_RENAME);
100#if HAVE_NOTE_REVOKE
101 KEVFFL_DUMP(NOTE_REVOKE);
102#endif
103 buf[strlen(buf) - 1] = ')';
104
105 return (buf);
106}
107
108char *
109kevent_flags_dump(struct kevent *kev)
110{
111 char *buf;
112
113#define KEVFL_DUMP(attrib) \
114 if (kev->flags & attrib) \
115 strncat(buf, #attrib" ", 64);
116
117 if ((buf = calloc(1, 1024)) == NULL)
118 abort();
119
120 snprintf(buf, 1024, "flags = %d (", kev->flags);
121 KEVFL_DUMP(EV_ADD);
122 KEVFL_DUMP(EV_ENABLE);
123 KEVFL_DUMP(EV_DISABLE);
124 KEVFL_DUMP(EV_DELETE);
125 KEVFL_DUMP(EV_ONESHOT);
126 KEVFL_DUMP(EV_CLEAR);
127 KEVFL_DUMP(EV_EOF);
128 KEVFL_DUMP(EV_ERROR);
129#if HAVE_EV_DISPATCH
130 KEVFL_DUMP(EV_DISPATCH);
131#endif
132#if HAVE_EV_RECEIPT
133 KEVFL_DUMP(EV_RECEIPT);
134#endif
135 buf[strlen(buf) - 1] = ')';
136
137 return (buf);
138}
139
140/* Copied from ../kevent.c kevent_dump() and improved */
141const char *
142kevent_to_str(struct kevent *kev)
143{
144 char buf[512];
145
146 snprintf(&buf[0], sizeof(buf),
147 "[ident=%d, filter=%d, %s, %s, data=%d, udata=%p]",
148 (u_int) kev->ident,
149 kev->filter,
150 kevent_flags_dump(kev),
151 kevent_fflags_dump(kev),
152 (int) kev->data,
153 kev->udata);
154
155 return (strdup(buf));
156}
157
158void
159kevent_add(int kqfd, struct kevent *kev,
160 uintptr_t ident,
161 short filter,
162 u_short flags,
163 u_int fflags,
164 intptr_t data,
165 void *udata)
166{
167 EV_SET(kev, ident, filter, flags, fflags, data, NULL);
168 if (kevent(kqfd, kev, 1, NULL, 0, NULL) < 0) {
169 printf("Unable to add the following kevent:\n%s\n",
170 kevent_to_str(kev));
171 err(1, "kevent(): %s", strerror(errno));
172 }
173}
174
175void
176kevent_cmp(struct kevent *k1, struct kevent *k2)
177{
178/* XXX-
179 Workaround for inconsistent implementation of kevent(2)
180 */
181#ifdef __FreeBSD__
182 if (k1->flags & EV_ADD)
183 k2->flags |= EV_ADD;
184#endif
185 if (memcmp(k1, k2, sizeof(*k1)) != 0) {
186 printf("kevent_cmp: mismatch:\n %s !=\n %s\n",
187 kevent_to_str(k1), kevent_to_str(k2));
188 abort();
189 }
190}
191
192void
193test_begin(const char *func)
194{
195 if (cur_test_id)
196 free(cur_test_id);
197 cur_test_id = strdup(func);
198 if (!cur_test_id)
199 err(1, "strdup failed");
200
201 printf("\n\nTest %d: %s\n", testnum++, func);
202}
203
204void
205success(void)
206{
207 printf("%-70s %s\n", cur_test_id, "passed");
208 free(cur_test_id);
209 cur_test_id = NULL;
210}
211
212void
213test_kqueue(void)
214{
215 test_begin("kqueue()");
216 if ((kqfd = kqueue()) < 0)
217 err(1, "kqueue()");
218 test_no_kevents();
219 success();
220}
221
222void
223test_kqueue_close(void)
224{
225 test_begin("close(kq)");
226 if (close(kqfd) < 0)
227 err(1, "close()");
228 success();
229}
230
231int
232main(int argc, char **argv)
233{
234 int test_proc = 1;
235 int test_socket = 1;
236 int test_signal = 1;
237 int test_vnode = 1;
238 int test_timer = 1;
239#ifdef __FreeBSD__
240 int test_user = 1;
241#else
242 /* XXX-FIXME temporary */
243 int test_user = 0;
244#endif
245
246 while (argc) {
247 if (strcmp(argv[0], "--no-proc") == 0)
248 test_proc = 0;
249 if (strcmp(argv[0], "--no-socket") == 0)
250 test_socket = 0;
251 if (strcmp(argv[0], "--no-timer") == 0)
252 test_timer = 0;
253 if (strcmp(argv[0], "--no-signal") == 0)
254 test_signal = 0;
255 if (strcmp(argv[0], "--no-vnode") == 0)
256 test_vnode = 0;
257 if (strcmp(argv[0], "--no-user") == 0)
258 test_user = 0;
259 argv++;
260 argc--;
261 }
262
263 test_kqueue();
264 test_kqueue_close();
265
266 if (test_socket)
267 test_evfilt_read();
268 if (test_signal)
269 test_evfilt_signal();
270 if (test_vnode)
271 test_evfilt_vnode();
272#if HAVE_EVFILT_USER
273 if (test_user)
274 test_evfilt_user();
275#endif
276 if (test_timer)
277 test_evfilt_timer();
278 if (test_proc)
279 test_evfilt_proc();
280
281 printf("\n---\n"
282 "+OK All %d tests completed.\n", testnum - 1);
283 return (0);
284}
2 * Copyright (c) 2009 Mark Heily <mark@heily.com>
3 *
4 * Permission to use, copy, modify, and distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
7 *
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15 *
16 * $FreeBSD: head/tests/sys/kqueue/main.c 223845 2011-07-07 18:07:03Z jonathan $
17 */
18
19#include <sys/types.h>
20
21#include "config.h"
22#include "common.h"
23
24int testnum = 1;
25char *cur_test_id = NULL;
26int kqfd;
27
28extern void test_evfilt_read();
29extern void test_evfilt_signal();
30extern void test_evfilt_vnode();
31extern void test_evfilt_timer();
32extern void test_evfilt_proc();
33#if HAVE_EVFILT_USER
34extern void test_evfilt_user();
35#endif
36
37/* Checks if any events are pending, which is an error. */
38void
39test_no_kevents(void)
40{
41 int nfds;
42 struct timespec timeo;
43 struct kevent kev;
44
45 puts("confirming that there are no events pending");
46 memset(&timeo, 0, sizeof(timeo));
47 nfds = kevent(kqfd, NULL, 0, &kev, 1, &timeo);
48 if (nfds != 0) {
49 puts("\nUnexpected event:");
50 puts(kevent_to_str(&kev));
51 errx(1, "%d event(s) pending, but none expected:", nfds);
52 }
53}
54
55/* Retrieve a single kevent */
56struct kevent *
57kevent_get(int kqfd)
58{
59 int nfds;
60 struct kevent *kev;
61
62 if ((kev = calloc(1, sizeof(*kev))) == NULL)
63 err(1, "out of memory");
64
65 nfds = kevent(kqfd, NULL, 0, kev, 1, NULL);
66 if (nfds < 1)
67 err(1, "kevent(2)");
68
69 return (kev);
70}
71
72char *
73kevent_fflags_dump(struct kevent *kev)
74{
75 char *buf;
76
77#define KEVFFL_DUMP(attrib) \
78 if (kev->fflags & attrib) \
79 strncat(buf, #attrib" ", 64);
80
81 if ((buf = calloc(1, 1024)) == NULL)
82 abort();
83
84 /* Not every filter has meaningful fflags */
85 if (kev->filter != EVFILT_VNODE) {
86 snprintf(buf, 1024, "fflags = %d", kev->fflags);
87 return (buf);
88 }
89
90 snprintf(buf, 1024, "fflags = %d (", kev->fflags);
91 KEVFFL_DUMP(NOTE_DELETE);
92 KEVFFL_DUMP(NOTE_WRITE);
93 KEVFFL_DUMP(NOTE_EXTEND);
94#if HAVE_NOTE_TRUNCATE
95 KEVFFL_DUMP(NOTE_TRUNCATE);
96#endif
97 KEVFFL_DUMP(NOTE_ATTRIB);
98 KEVFFL_DUMP(NOTE_LINK);
99 KEVFFL_DUMP(NOTE_RENAME);
100#if HAVE_NOTE_REVOKE
101 KEVFFL_DUMP(NOTE_REVOKE);
102#endif
103 buf[strlen(buf) - 1] = ')';
104
105 return (buf);
106}
107
108char *
109kevent_flags_dump(struct kevent *kev)
110{
111 char *buf;
112
113#define KEVFL_DUMP(attrib) \
114 if (kev->flags & attrib) \
115 strncat(buf, #attrib" ", 64);
116
117 if ((buf = calloc(1, 1024)) == NULL)
118 abort();
119
120 snprintf(buf, 1024, "flags = %d (", kev->flags);
121 KEVFL_DUMP(EV_ADD);
122 KEVFL_DUMP(EV_ENABLE);
123 KEVFL_DUMP(EV_DISABLE);
124 KEVFL_DUMP(EV_DELETE);
125 KEVFL_DUMP(EV_ONESHOT);
126 KEVFL_DUMP(EV_CLEAR);
127 KEVFL_DUMP(EV_EOF);
128 KEVFL_DUMP(EV_ERROR);
129#if HAVE_EV_DISPATCH
130 KEVFL_DUMP(EV_DISPATCH);
131#endif
132#if HAVE_EV_RECEIPT
133 KEVFL_DUMP(EV_RECEIPT);
134#endif
135 buf[strlen(buf) - 1] = ')';
136
137 return (buf);
138}
139
140/* Copied from ../kevent.c kevent_dump() and improved */
141const char *
142kevent_to_str(struct kevent *kev)
143{
144 char buf[512];
145
146 snprintf(&buf[0], sizeof(buf),
147 "[ident=%d, filter=%d, %s, %s, data=%d, udata=%p]",
148 (u_int) kev->ident,
149 kev->filter,
150 kevent_flags_dump(kev),
151 kevent_fflags_dump(kev),
152 (int) kev->data,
153 kev->udata);
154
155 return (strdup(buf));
156}
157
158void
159kevent_add(int kqfd, struct kevent *kev,
160 uintptr_t ident,
161 short filter,
162 u_short flags,
163 u_int fflags,
164 intptr_t data,
165 void *udata)
166{
167 EV_SET(kev, ident, filter, flags, fflags, data, NULL);
168 if (kevent(kqfd, kev, 1, NULL, 0, NULL) < 0) {
169 printf("Unable to add the following kevent:\n%s\n",
170 kevent_to_str(kev));
171 err(1, "kevent(): %s", strerror(errno));
172 }
173}
174
175void
176kevent_cmp(struct kevent *k1, struct kevent *k2)
177{
178/* XXX-
179 Workaround for inconsistent implementation of kevent(2)
180 */
181#ifdef __FreeBSD__
182 if (k1->flags & EV_ADD)
183 k2->flags |= EV_ADD;
184#endif
185 if (memcmp(k1, k2, sizeof(*k1)) != 0) {
186 printf("kevent_cmp: mismatch:\n %s !=\n %s\n",
187 kevent_to_str(k1), kevent_to_str(k2));
188 abort();
189 }
190}
191
192void
193test_begin(const char *func)
194{
195 if (cur_test_id)
196 free(cur_test_id);
197 cur_test_id = strdup(func);
198 if (!cur_test_id)
199 err(1, "strdup failed");
200
201 printf("\n\nTest %d: %s\n", testnum++, func);
202}
203
204void
205success(void)
206{
207 printf("%-70s %s\n", cur_test_id, "passed");
208 free(cur_test_id);
209 cur_test_id = NULL;
210}
211
212void
213test_kqueue(void)
214{
215 test_begin("kqueue()");
216 if ((kqfd = kqueue()) < 0)
217 err(1, "kqueue()");
218 test_no_kevents();
219 success();
220}
221
222void
223test_kqueue_close(void)
224{
225 test_begin("close(kq)");
226 if (close(kqfd) < 0)
227 err(1, "close()");
228 success();
229}
230
231int
232main(int argc, char **argv)
233{
234 int test_proc = 1;
235 int test_socket = 1;
236 int test_signal = 1;
237 int test_vnode = 1;
238 int test_timer = 1;
239#ifdef __FreeBSD__
240 int test_user = 1;
241#else
242 /* XXX-FIXME temporary */
243 int test_user = 0;
244#endif
245
246 while (argc) {
247 if (strcmp(argv[0], "--no-proc") == 0)
248 test_proc = 0;
249 if (strcmp(argv[0], "--no-socket") == 0)
250 test_socket = 0;
251 if (strcmp(argv[0], "--no-timer") == 0)
252 test_timer = 0;
253 if (strcmp(argv[0], "--no-signal") == 0)
254 test_signal = 0;
255 if (strcmp(argv[0], "--no-vnode") == 0)
256 test_vnode = 0;
257 if (strcmp(argv[0], "--no-user") == 0)
258 test_user = 0;
259 argv++;
260 argc--;
261 }
262
263 test_kqueue();
264 test_kqueue_close();
265
266 if (test_socket)
267 test_evfilt_read();
268 if (test_signal)
269 test_evfilt_signal();
270 if (test_vnode)
271 test_evfilt_vnode();
272#if HAVE_EVFILT_USER
273 if (test_user)
274 test_evfilt_user();
275#endif
276 if (test_timer)
277 test_evfilt_timer();
278 if (test_proc)
279 test_evfilt_proc();
280
281 printf("\n---\n"
282 "+OK All %d tests completed.\n", testnum - 1);
283 return (0);
284}