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/cvs/libev/ev_vars.h
Revision: 1.68
Committed: Sun Jul 26 11:10:45 2020 UTC (3 years, 8 months ago) by root
Content type: text/plain
Branch: MAIN
CVS Tags: HEAD
Changes since 1.67: +2 -4 lines
Log Message:
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File Contents

# Content
1 /*
2 * loop member variable declarations
3 *
4 * Copyright (c) 2007,2008,2009,2010,2011,2012,2013,2019 Marc Alexander Lehmann <libev@schmorp.de>
5 * 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 *
10 * 1. Redistributions of source code must retain the above copyright notice,
11 * this list of conditions and the following disclaimer.
12 *
13 * 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 *
17 * 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 #define VARx(type,name) VAR(name, type name)
41
42 VARx(ev_tstamp, now_floor) /* last time we refreshed rt_time */
43 VARx(ev_tstamp, mn_now) /* monotonic clock "now" */
44 VARx(ev_tstamp, rtmn_diff) /* difference realtime - monotonic time */
45
46 /* 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 VARx(ev_tstamp, io_blocktime)
58 VARx(ev_tstamp, timeout_blocktime)
59
60 VARx(int, backend)
61 VARx(int, activecnt) /* total number of active events ("refcount") */
62 VARx(EV_ATOMIC_T, loop_done) /* signal by ev_break */
63
64 VARx(int, backend_fd)
65 VARx(ev_tstamp, backend_mintime) /* assumed typical timer resolution */
66 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
69 VARx(ANFD *, anfds)
70 VARx(int, anfdmax)
71
72 VAR (evpipe, int evpipe [2])
73 VARx(ev_io, pipe_w)
74 VARx(EV_ATOMIC_T, pipe_write_wanted)
75 VARx(EV_ATOMIC_T, pipe_write_skipped)
76
77 #if !defined(_WIN32) || EV_GENWRAP
78 VARx(pid_t, curpid)
79 #endif
80
81 VARx(char, postfork) /* true if we need to recreate kernel state after fork */
82
83 #if EV_USE_SELECT || EV_GENWRAP
84 VARx(void *, vec_ri)
85 VARx(void *, vec_ro)
86 VARx(void *, vec_wi)
87 VARx(void *, vec_wo)
88 #if defined(_WIN32) || EV_GENWRAP
89 VARx(void *, vec_eo)
90 #endif
91 VARx(int, vec_max)
92 #endif
93
94 #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 #endif
101
102 #if EV_USE_EPOLL || EV_GENWRAP
103 VARx(struct epoll_event *, epoll_events)
104 VARx(int, epoll_eventmax)
105 VARx(int *, epoll_eperms)
106 VARx(int, epoll_epermcnt)
107 VARx(int, epoll_epermmax)
108 #endif
109
110 #if EV_USE_LINUXAIO || EV_GENWRAP
111 VARx(aio_context_t, linuxaio_ctx)
112 VARx(int, linuxaio_iteration)
113 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 VARx(ev_io, linuxaio_epoll_w)
119 #endif
120
121 #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_ring)
127 VARx(void *, iouring_sqes)
128 VARx(uint32_t, iouring_ring_size)
129 VARx(uint32_t, iouring_sqes_size)
130 VARx(uint32_t, iouring_sq_head)
131 VARx(uint32_t, iouring_sq_tail)
132 VARx(uint32_t, iouring_sq_ring_mask)
133 VARx(uint32_t, iouring_sq_ring_entries)
134 VARx(uint32_t, iouring_sq_flags)
135 VARx(uint32_t, iouring_sq_dropped)
136 VARx(uint32_t, iouring_sq_array)
137 VARx(uint32_t, iouring_cq_head)
138 VARx(uint32_t, iouring_cq_tail)
139 VARx(uint32_t, iouring_cq_ring_mask)
140 VARx(uint32_t, iouring_cq_ring_entries)
141 VARx(uint32_t, iouring_cq_overflow)
142 VARx(uint32_t, iouring_cq_cqes)
143 VARx(ev_tstamp, iouring_tfd_to)
144 VARx(int, iouring_tfd)
145 VARx(ev_io, iouring_tfd_w)
146 #endif
147
148 #if EV_USE_KQUEUE || EV_GENWRAP
149 VARx(pid_t, kqueue_fd_pid)
150 VARx(struct kevent *, kqueue_changes)
151 VARx(int, kqueue_changemax)
152 VARx(int, kqueue_changecnt)
153 VARx(struct kevent *, kqueue_events)
154 VARx(int, kqueue_eventmax)
155 #endif
156
157 #if EV_USE_PORT || EV_GENWRAP
158 VARx(struct port_event *, port_events)
159 VARx(int, port_eventmax)
160 #endif
161
162 #if EV_USE_IOCP || EV_GENWRAP
163 VARx(HANDLE, iocp)
164 #endif
165
166 VARx(int *, fdchanges)
167 VARx(int, fdchangemax)
168 VARx(int, fdchangecnt)
169
170 VARx(ANHE *, timers)
171 VARx(int, timermax)
172 VARx(int, timercnt)
173
174 #if EV_PERIODIC_ENABLE || EV_GENWRAP
175 VARx(ANHE *, periodics)
176 VARx(int, periodicmax)
177 VARx(int, periodiccnt)
178 #endif
179
180 #if EV_IDLE_ENABLE || EV_GENWRAP
181 VAR (idles, ev_idle **idles [NUMPRI])
182 VAR (idlemax, int idlemax [NUMPRI])
183 VAR (idlecnt, int idlecnt [NUMPRI])
184 #endif
185 VARx(int, idleall) /* total number */
186
187 VARx(struct ev_prepare **, prepares)
188 VARx(int, preparemax)
189 VARx(int, preparecnt)
190
191 VARx(struct ev_check **, checks)
192 VARx(int, checkmax)
193 VARx(int, checkcnt)
194
195 #if EV_FORK_ENABLE || EV_GENWRAP
196 VARx(struct ev_fork **, forks)
197 VARx(int, forkmax)
198 VARx(int, forkcnt)
199 #endif
200
201 #if EV_CLEANUP_ENABLE || EV_GENWRAP
202 VARx(struct ev_cleanup **, cleanups)
203 VARx(int, cleanupmax)
204 VARx(int, cleanupcnt)
205 #endif
206
207 #if EV_ASYNC_ENABLE || EV_GENWRAP
208 VARx(EV_ATOMIC_T, async_pending)
209 VARx(struct ev_async **, asyncs)
210 VARx(int, asyncmax)
211 VARx(int, asynccnt)
212 #endif
213
214 #if EV_USE_INOTIFY || EV_GENWRAP
215 VARx(int, fs_fd)
216 VARx(ev_io, fs_w)
217 VARx(char, fs_2625) /* whether we are running in linux 2.6.25 or newer */
218 VAR (fs_hash, ANFS fs_hash [EV_INOTIFY_HASHSIZE])
219 #endif
220
221 VARx(EV_ATOMIC_T, sig_pending)
222 #if EV_USE_SIGNALFD || EV_GENWRAP
223 VARx(int, sigfd)
224 VARx(ev_io, sigfd_w)
225 VARx(sigset_t, sigfd_set)
226 #endif
227
228 #if EV_USE_TIMERFD || EV_GENWRAP
229 VARx(int, timerfd) /* timerfd for time jump detection */
230 VARx(ev_io, timerfd_w)
231 #endif
232
233 VARx(unsigned int, origflags) /* original loop flags */
234
235 #if EV_FEATURE_API || EV_GENWRAP
236 VARx(unsigned int, loop_count) /* total number of loop iterations/blocks */
237 VARx(unsigned int, loop_depth) /* #ev_run enters - #ev_run leaves */
238
239 VARx(void *, userdata)
240 /* C++ doesn't support the ev_loop_callback typedef here. stinks. */
241 VAR (release_cb, void (*release_cb)(EV_P) EV_NOEXCEPT)
242 VAR (acquire_cb, void (*acquire_cb)(EV_P) EV_NOEXCEPT)
243 VAR (invoke_cb , ev_loop_callback invoke_cb)
244 #endif
245
246 #undef VARx
247