libev/ev_vars.h

/*
 * loop member variable declarations
 *
 * Copyright (c) 2007,2008,2009,2010,2011,2012,2013,2019 Marc Alexander Lehmann <libev@schmorp.de>
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modifica-
 * tion, are permitted provided that the following conditions are met:
 *
 *   1.  Redistributions of source code must retain the above copyright notice,
 *       this list of conditions and the following disclaimer.
 *
 *   2.  Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MER-
 * CHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO
 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPE-
 * CIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTH-
 * ERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 * OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * Alternatively, the contents of this file may be used under the terms of
 * the GNU General Public License ("GPL") version 2 or any later version,
 * in which case the provisions of the GPL are applicable instead of
 * the above. If you wish to allow the use of your version of this file
 * only under the terms of the GPL and not to allow others to use your
 * version of this file under the BSD license, indicate your decision
 * by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL. If you do not delete the
 * provisions above, a recipient may use your version of this file under
 * either the BSD or the GPL.
 */

#define VARx(type,name) VAR(name, type name)

VARx(ev_tstamp, now_floor) /* last time we refreshed rt_time */
VARx(ev_tstamp, mn_now)    /* monotonic clock "now" */
VARx(ev_tstamp, rtmn_diff) /* difference realtime - monotonic time */

/* for reverse feeding of events */
VARx(W *, rfeeds)
VARx(int, rfeedmax)
VARx(int, rfeedcnt)

VAR (pendings, ANPENDING *pendings [NUMPRI])
VAR (pendingmax, int pendingmax [NUMPRI])
VAR (pendingcnt, int pendingcnt [NUMPRI])
VARx(int, pendingpri) /* highest priority currently pending */
VARx(ev_prepare, pending_w) /* dummy pending watcher */

VARx(ev_tstamp, io_blocktime)
VARx(ev_tstamp, timeout_blocktime)

VARx(int, backend)
VARx(int, activecnt) /* total number of active events ("refcount") */
VARx(EV_ATOMIC_T, loop_done)  /* signal by ev_break */

VARx(int, backend_fd)
VARx(ev_tstamp, backend_mintime) /* assumed typical timer resolution */
VAR (backend_modify, void (*backend_modify)(EV_P_ int fd, int oev, int nev))
VAR (backend_poll  , void (*backend_poll)(EV_P_ ev_tstamp timeout))

VARx(ANFD *, anfds)
VARx(int, anfdmax)

VAR (evpipe, int evpipe [2])
VARx(ev_io, pipe_w)
VARx(EV_ATOMIC_T, pipe_write_wanted)
VARx(EV_ATOMIC_T, pipe_write_skipped)

#if !defined(_WIN32) || EV_GENWRAP
VARx(pid_t, curpid)
#endif

VARx(char, postfork)  /* true if we need to recreate kernel state after fork */

#if EV_USE_SELECT || EV_GENWRAP
VARx(void *, vec_ri)
VARx(void *, vec_ro)
VARx(void *, vec_wi)
VARx(void *, vec_wo)
#if defined(_WIN32) || EV_GENWRAP
VARx(void *, vec_eo)
#endif
VARx(int, vec_max)
#endif

#if EV_USE_POLL || EV_GENWRAP
VARx(struct pollfd *, polls)
VARx(int, pollmax)
VARx(int, pollcnt)
VARx(int *, pollidxs) /* maps fds into structure indices */
VARx(int, pollidxmax)
#endif

#if EV_USE_EPOLL || EV_GENWRAP
VARx(struct epoll_event *, epoll_events)
VARx(int, epoll_eventmax)
VARx(int *, epoll_eperms)
VARx(int, epoll_epermcnt)
VARx(int, epoll_epermmax)
#endif

#if EV_USE_LINUXAIO || EV_GENWRAP
VARx(aio_context_t, linuxaio_ctx)
VARx(int, linuxaio_iteration)
VARx(struct aniocb **, linuxaio_iocbps)
VARx(int, linuxaio_iocbpmax)
VARx(struct iocb **, linuxaio_submits)
VARx(int, linuxaio_submitcnt)
VARx(int, linuxaio_submitmax)
VARx(ev_io, linuxaio_epoll_w)
#endif

#if EV_USE_IOURING || EV_GENWRAP
VARx(int, iouring_fd)
VARx(unsigned, iouring_to_submit);
VARx(int, iouring_entries)
VARx(int, iouring_max_entries)
VARx(void *, iouring_sq_ring)
VARx(void *, iouring_cq_ring)
VARx(void *, iouring_sqes)
VARx(uint32_t, iouring_sq_ring_size)
VARx(uint32_t, iouring_cq_ring_size)
VARx(uint32_t, iouring_sqes_size)
VARx(uint32_t, iouring_sq_head)
VARx(uint32_t, iouring_sq_tail)
VARx(uint32_t, iouring_sq_ring_mask)
VARx(uint32_t, iouring_sq_ring_entries)
VARx(uint32_t, iouring_sq_flags)
VARx(uint32_t, iouring_sq_dropped)
VARx(uint32_t, iouring_sq_array)
VARx(uint32_t, iouring_cq_head)
VARx(uint32_t, iouring_cq_tail)
VARx(uint32_t, iouring_cq_ring_mask)
VARx(uint32_t, iouring_cq_ring_entries)
VARx(uint32_t, iouring_cq_overflow)
VARx(uint32_t, iouring_cq_cqes)
VARx(ev_tstamp, iouring_tfd_to)
VARx(int, iouring_tfd)
VARx(ev_io, iouring_tfd_w)
#endif

#if EV_USE_KQUEUE || EV_GENWRAP
VARx(pid_t, kqueue_fd_pid)
VARx(struct kevent *, kqueue_changes)
VARx(int, kqueue_changemax)
VARx(int, kqueue_changecnt)
VARx(struct kevent *, kqueue_events)
VARx(int, kqueue_eventmax)
#endif

#if EV_USE_PORT || EV_GENWRAP
VARx(struct port_event *, port_events)
VARx(int, port_eventmax)
#endif

#if EV_USE_IOCP || EV_GENWRAP
VARx(HANDLE, iocp)
#endif

VARx(int *, fdchanges)
VARx(int, fdchangemax)
VARx(int, fdchangecnt)

VARx(ANHE *, timers)
VARx(int, timermax)
VARx(int, timercnt)

#if EV_PERIODIC_ENABLE || EV_GENWRAP
VARx(ANHE *, periodics)
VARx(int, periodicmax)
VARx(int, periodiccnt)
#endif

#if EV_IDLE_ENABLE || EV_GENWRAP
VAR (idles, ev_idle **idles [NUMPRI])
VAR (idlemax, int idlemax [NUMPRI])
VAR (idlecnt, int idlecnt [NUMPRI])
#endif
VARx(int, idleall) /* total number */

VARx(struct ev_prepare **, prepares)
VARx(int, preparemax)
VARx(int, preparecnt)

VARx(struct ev_check **, checks)
VARx(int, checkmax)
VARx(int, checkcnt)

#if EV_FORK_ENABLE || EV_GENWRAP
VARx(struct ev_fork **, forks)
VARx(int, forkmax)
VARx(int, forkcnt)
#endif

#if EV_CLEANUP_ENABLE || EV_GENWRAP
VARx(struct ev_cleanup **, cleanups)
VARx(int, cleanupmax)
VARx(int, cleanupcnt)
#endif

#if EV_ASYNC_ENABLE || EV_GENWRAP
VARx(EV_ATOMIC_T, async_pending)
VARx(struct ev_async **, asyncs)
VARx(int, asyncmax)
VARx(int, asynccnt)
#endif

#if EV_USE_INOTIFY || EV_GENWRAP
VARx(int, fs_fd)
VARx(ev_io, fs_w)
VARx(char, fs_2625) /* whether we are running in linux 2.6.25 or newer */
VAR (fs_hash, ANFS fs_hash [EV_INOTIFY_HASHSIZE])
#endif

VARx(EV_ATOMIC_T, sig_pending)
#if EV_USE_SIGNALFD || EV_GENWRAP
VARx(int, sigfd)
VARx(ev_io, sigfd_w)
VARx(sigset_t, sigfd_set)
#endif

#if EV_USE_TIMERFD || EV_GENWRAP
VARx(int, timerfd) /* timerfd for time jump detection */
VARx(ev_io, timerfd_w)
#endif

VARx(unsigned int, origflags) /* original loop flags */

#if EV_FEATURE_API || EV_GENWRAP
VARx(unsigned int, loop_count) /* total number of loop iterations/blocks */
VARx(unsigned int, loop_depth) /* #ev_run enters - #ev_run leaves */

VARx(void *, userdata)
/* C++ doesn't support the ev_loop_callback typedef here. stinks. */
VAR (release_cb, void (*release_cb)(EV_P) EV_NOEXCEPT)
VAR (acquire_cb, void (*acquire_cb)(EV_P) EV_NOEXCEPT)
VAR (invoke_cb , ev_loop_callback invoke_cb)
#endif

#undef VARx

Revision:	1.67
Committed:	Fri Dec 27 16:08:24 2019 UTC (4 years, 4 months ago) by root
Content type:	text/plain
Branch:	MAIN
CVS Tags:	rel-4_33
Changes since 1.66:	+0 -1 lines
Log Message:	rip out epoll from iouring
#	User	Rev	Content
1	root	1.23	/*
2			* loop member variable declarations
3			*
4	root	1.60	* Copyright (c) 2007,2008,2009,2010,2011,2012,2013,2019 Marc Alexander Lehmann <libev@schmorp.de>
5	root	1.23	* All rights reserved.
6			*
7			* Redistribution and use in source and binary forms, with or without modifica-
8			* tion, are permitted provided that the following conditions are met:
9	root	1.46	*
10	root	1.23	* 1. Redistributions of source code must retain the above copyright notice,
11			* this list of conditions and the following disclaimer.
12	root	1.46	*
13	root	1.23	* 2. Redistributions in binary form must reproduce the above copyright
14			* notice, this list of conditions and the following disclaimer in the
15			* documentation and/or other materials provided with the distribution.
16	root	1.46	*
17	root	1.23	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
18			* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MER-
19			* CHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
20			* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPE-
21			* CIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
22			* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
23			* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
24			* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTH-
25			* ERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
26			* OF THE POSSIBILITY OF SUCH DAMAGE.
27			*
28			* Alternatively, the contents of this file may be used under the terms of
29			* the GNU General Public License ("GPL") version 2 or any later version,
30			* in which case the provisions of the GPL are applicable instead of
31			* the above. If you wish to allow the use of your version of this file
32			* only under the terms of the GPL and not to allow others to use your
33			* version of this file under the BSD license, indicate your decision
34			* by deleting the provisions above and replace them with the notice
35			* and other provisions required by the GPL. If you do not delete the
36			* provisions above, a recipient may use your version of this file under
37			* either the BSD or the GPL.
38			*/
39
40	root	1.1	#define VARx(type,name) VAR(name, type name)
41
42	root	1.2	VARx(ev_tstamp, now_floor) /* last time we refreshed rt_time */
43			VARx(ev_tstamp, mn_now) /* monotonic clock "now" */
44	root	1.14	VARx(ev_tstamp, rtmn_diff) /* difference realtime - monotonic time */
45	root	1.20
46	root	1.52	/* for reverse feeding of events */
47			VARx(W *, rfeeds)
48			VARx(int, rfeedmax)
49			VARx(int, rfeedcnt)
50
51			VAR (pendings, ANPENDING *pendings [NUMPRI])
52			VAR (pendingmax, int pendingmax [NUMPRI])
53			VAR (pendingcnt, int pendingcnt [NUMPRI])
54			VARx(int, pendingpri) /* highest priority currently pending */
55			VARx(ev_prepare, pending_w) /* dummy pending watcher */
56
57	root	1.21	VARx(ev_tstamp, io_blocktime)
58			VARx(ev_tstamp, timeout_blocktime)
59	root	1.20
60	root	1.10	VARx(int, backend)
61	root	1.16	VARx(int, activecnt) /* total number of active events ("refcount") */
62	root	1.41	VARx(EV_ATOMIC_T, loop_done) /* signal by ev_break */
63	root	1.2
64	root	1.20	VARx(int, backend_fd)
65	root	1.47	VARx(ev_tstamp, backend_mintime) /* assumed typical timer resolution */
66	root	1.10	VAR (backend_modify, void (*backend_modify)(EV_P_ int fd, int oev, int nev))
67			VAR (backend_poll , void (*backend_poll)(EV_P_ ev_tstamp timeout))
68	root	1.2
69	root	1.32	VARx(ANFD *, anfds)
70			VARx(int, anfdmax)
71
72	root	1.24	VAR (evpipe, int evpipe [2])
73	root	1.32	VARx(ev_io, pipe_w)
74	root	1.48	VARx(EV_ATOMIC_T, pipe_write_wanted)
75			VARx(EV_ATOMIC_T, pipe_write_skipped)
76	root	1.24
77	root	1.16	#if !defined(_WIN32) \|\| EV_GENWRAP
78			VARx(pid_t, curpid)
79			#endif
80
81	root	1.29	VARx(char, postfork) /* true if we need to recreate kernel state after fork */
82	root	1.2
83			#if EV_USE_SELECT \|\| EV_GENWRAP
84	root	1.8	VARx(void *, vec_ri)
85			VARx(void *, vec_ro)
86			VARx(void *, vec_wi)
87			VARx(void *, vec_wo)
88	root	1.28	#if defined(_WIN32) \|\| EV_GENWRAP
89			VARx(void *, vec_eo)
90			#endif
91	root	1.2	VARx(int, vec_max)
92	root	1.1	#endif
93
94	root	1.2	#if EV_USE_POLL \|\| EV_GENWRAP
95			VARx(struct pollfd *, polls)
96			VARx(int, pollmax)
97			VARx(int, pollcnt)
98			VARx(int , pollidxs) / maps fds into structure indices */
99			VARx(int, pollidxmax)
100	root	1.1	#endif
101
102	root	1.2	#if EV_USE_EPOLL \|\| EV_GENWRAP
103			VARx(struct epoll_event *, epoll_events)
104			VARx(int, epoll_eventmax)
105	root	1.44	VARx(int *, epoll_eperms)
106			VARx(int, epoll_epermcnt)
107			VARx(int, epoll_epermmax)
108	root	1.1	#endif
109
110	root	1.60	#if EV_USE_LINUXAIO \|\| EV_GENWRAP
111			VARx(aio_context_t, linuxaio_ctx)
112	root	1.62	VARx(int, linuxaio_iteration)
113	root	1.60	VARx(struct aniocb **, linuxaio_iocbps)
114			VARx(int, linuxaio_iocbpmax)
115			VARx(struct iocb **, linuxaio_submits)
116			VARx(int, linuxaio_submitcnt)
117			VARx(int, linuxaio_submitmax)
118	root	1.61	VARx(ev_io, linuxaio_epoll_w)
119	root	1.60	#endif
120
121	root	1.65	#if EV_USE_IOURING \|\| EV_GENWRAP
122			VARx(int, iouring_fd)
123			VARx(unsigned, iouring_to_submit);
124			VARx(int, iouring_entries)
125			VARx(int, iouring_max_entries)
126			VARx(void *, iouring_sq_ring)
127			VARx(void *, iouring_cq_ring)
128			VARx(void *, iouring_sqes)
129			VARx(uint32_t, iouring_sq_ring_size)
130			VARx(uint32_t, iouring_cq_ring_size)
131			VARx(uint32_t, iouring_sqes_size)
132			VARx(uint32_t, iouring_sq_head)
133			VARx(uint32_t, iouring_sq_tail)
134			VARx(uint32_t, iouring_sq_ring_mask)
135			VARx(uint32_t, iouring_sq_ring_entries)
136			VARx(uint32_t, iouring_sq_flags)
137			VARx(uint32_t, iouring_sq_dropped)
138			VARx(uint32_t, iouring_sq_array)
139			VARx(uint32_t, iouring_cq_head)
140			VARx(uint32_t, iouring_cq_tail)
141			VARx(uint32_t, iouring_cq_ring_mask)
142			VARx(uint32_t, iouring_cq_ring_entries)
143			VARx(uint32_t, iouring_cq_overflow)
144			VARx(uint32_t, iouring_cq_cqes)
145			VARx(ev_tstamp, iouring_tfd_to)
146			VARx(int, iouring_tfd)
147			VARx(ev_io, iouring_tfd_w)
148			#endif
149
150	root	1.2	#if EV_USE_KQUEUE \|\| EV_GENWRAP
151	root	1.50	VARx(pid_t, kqueue_fd_pid)
152	root	1.2	VARx(struct kevent *, kqueue_changes)
153			VARx(int, kqueue_changemax)
154			VARx(int, kqueue_changecnt)
155			VARx(struct kevent *, kqueue_events)
156			VARx(int, kqueue_eventmax)
157	root	1.1	#endif
158
159	root	1.9	#if EV_USE_PORT \|\| EV_GENWRAP
160			VARx(struct port_event *, port_events)
161			VARx(int, port_eventmax)
162			#endif
163
164	root	1.42	#if EV_USE_IOCP \|\| EV_GENWRAP
165			VARx(HANDLE, iocp)
166			#endif
167
168	root	1.2	VARx(int *, fdchanges)
169			VARx(int, fdchangemax)
170			VARx(int, fdchangecnt)
171	root	1.1
172	root	1.27	VARx(ANHE *, timers)
173	root	1.2	VARx(int, timermax)
174			VARx(int, timercnt)
175	root	1.1
176	root	1.12	#if EV_PERIODIC_ENABLE \|\| EV_GENWRAP
177	root	1.27	VARx(ANHE *, periodics)
178	root	1.2	VARx(int, periodicmax)
179			VARx(int, periodiccnt)
180	root	1.7	#endif
181	root	1.1
182	root	1.18	#if EV_IDLE_ENABLE \|\| EV_GENWRAP
183			VAR (idles, ev_idle **idles [NUMPRI])
184			VAR (idlemax, int idlemax [NUMPRI])
185			VAR (idlecnt, int idlecnt [NUMPRI])
186			#endif
187			VARx(int, idleall) /* total number */
188	root	1.1
189	root	1.2	VARx(struct ev_prepare **, prepares)
190			VARx(int, preparemax)
191			VARx(int, preparecnt)
192	root	1.1
193	root	1.2	VARx(struct ev_check **, checks)
194			VARx(int, checkmax)
195			VARx(int, checkcnt)
196	root	1.1
197	root	1.13	#if EV_FORK_ENABLE \|\| EV_GENWRAP
198			VARx(struct ev_fork **, forks)
199			VARx(int, forkmax)
200			VARx(int, forkcnt)
201			#endif
202
203	root	1.43	#if EV_CLEANUP_ENABLE \|\| EV_GENWRAP
204			VARx(struct ev_cleanup **, cleanups)
205			VARx(int, cleanupmax)
206			VARx(int, cleanupcnt)
207			#endif
208
209	root	1.24	#if EV_ASYNC_ENABLE \|\| EV_GENWRAP
210	root	1.38	VARx(EV_ATOMIC_T, async_pending)
211	root	1.24	VARx(struct ev_async **, asyncs)
212			VARx(int, asyncmax)
213			VARx(int, asynccnt)
214			#endif
215
216	root	1.14	#if EV_USE_INOTIFY \|\| EV_GENWRAP
217			VARx(int, fs_fd)
218	root	1.15	VARx(ev_io, fs_w)
219	root	1.30	VARx(char, fs_2625) /* whether we are running in linux 2.6.25 or newer */
220	root	1.14	VAR (fs_hash, ANFS fs_hash [EV_INOTIFY_HASHSIZE])
221			#endif
222
223	root	1.38	VARx(EV_ATOMIC_T, sig_pending)
224	root	1.37	#if EV_USE_SIGNALFD \|\| EV_GENWRAP
225			VARx(int, sigfd)
226			VARx(ev_io, sigfd_w)
227			VARx(sigset_t, sigfd_set)
228			#endif
229
230	root	1.66	#if EV_USE_TIMERFD \|\| EV_GENWRAP
231			VARx(int, timerfd) /* timerfd for time jump detection */
232			VARx(ev_io, timerfd_w)
233			#endif
234
235	root	1.45	VARx(unsigned int, origflags) /* original loop flags */
236
237	root	1.39	#if EV_FEATURE_API \|\| EV_GENWRAP
238	root	1.35	VARx(unsigned int, loop_count) /* total number of loop iterations/blocks */
239	root	1.41	VARx(unsigned int, loop_depth) /* #ev_run enters - #ev_run leaves */
240	root	1.35
241	root	1.34	VARx(void *, userdata)
242	root	1.58	/* C++ doesn't support the ev_loop_callback typedef here. stinks. */
243	root	1.59	VAR (release_cb, void (*release_cb)(EV_P) EV_NOEXCEPT)
244			VAR (acquire_cb, void (*acquire_cb)(EV_P) EV_NOEXCEPT)
245	root	1.54	VAR (invoke_cb , ev_loop_callback invoke_cb)
246	root	1.35	#endif
247	root	1.34
248	root	1.1	#undef VARx
249