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FlexLexer.h
6.73
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2019-10-12 12:33
a.out.h
4.25
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2025-04-14 07:23
aio.h
7.28
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2025-04-14 07:24
aliases.h
1.98
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2025-04-14 07:24
alloca.h
1.17
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ar.h
1.69
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argp.h
24.82
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argz.h
5.91
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2025-04-14 07:23
assert.h
4.45
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2025-04-14 07:23
autosprintf.h
2.33
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2019-11-18 17:16
byteswap.h
1.37
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2025-04-14 07:23
bzlib.h
6.1
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2010-09-10 23:08
com_err.h
2.07
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2020-03-21 04:24
complex.h
7
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2025-04-14 07:23
cpio.h
2.21
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2025-04-14 07:23
cpuidle.h
844
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crypt.h
8.9
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2021-10-09 04:04
ctype.h
10.71
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2025-04-14 07:23
curses.h
97.29
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2023-10-14 18:54
cursesapp.h
6.62
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cursesf.h
27.2
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cursesm.h
19.22
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cursesp.h
8.4
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cursesw.h
48.55
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cursslk.h
7.13
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db.h
120.22
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db_185.h
5.84
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dbm.h
1.38
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dirent.h
12.19
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2025-04-14 07:23
dlfcn.h
7.07
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elf.h
170.73
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endian.h
3.11
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2025-04-14 07:23
entities.h
4.81
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2017-08-30 11:05
envz.h
2.8
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err.h
2.16
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errno.h
1.64
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error.h
1.99
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eti.h
2.82
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2023-10-14 18:54
etip.h
9.47
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evdns.h
1.97
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2019-10-12 00:29
event.h
2.68
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2019-10-12 00:29
evhttp.h
1.99
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2019-10-12 00:29
evrpc.h
1.97
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2019-10-12 00:29
evutil.h
1.74
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2019-10-12 00:29
execinfo.h
1.49
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2025-04-14 07:24
expat.h
42.66
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2025-04-15 19:58
expat_config.h
3.43
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2025-04-15 19:58
expat_external.h
5.4
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2025-04-15 19:58
fcntl.h
10.7
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2025-04-14 07:23
features.h
15.69
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fenv.h
5.72
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fmtmsg.h
3.16
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fnmatch.h
2.24
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form.h
18.17
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2023-10-14 18:54
fpu_control.h
3.5
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2025-04-14 07:23
fstab.h
3.04
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2025-04-14 07:23
fstrm.h
12.71
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2019-03-11 20:58
fts.h
8.18
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2025-04-14 07:23
ftw.h
5.13
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2025-04-14 07:23
gconv.h
4.31
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2025-04-14 07:23
gcrypt.h
68.71
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2022-06-28 11:54
gd.h
56.42
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2017-08-30 11:05
gd_color_map.h
478
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gd_errors.h
1.47
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gd_io.h
3.05
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2017-08-30 11:05
gdbm.h
10.1
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2022-10-08 13:22
gdcache.h
2.83
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2017-08-30 11:05
gdfontg.h
553
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gdfontl.h
551
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gdfontmb.h
519
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gdfonts.h
515
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gdfontt.h
546
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gdfx.h
497
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2017-08-30 11:05
gdpp.h
50.94
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2017-08-30 11:05
getopt.h
1.43
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2025-04-14 07:23
gettext-po.h
15.17
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2019-11-18 17:17
glob.h
6.46
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2025-04-14 07:23
gnu-versions.h
2.29
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2025-04-14 07:23
gnumake.h
2.84
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2022-04-18 16:38
gpg-error.h
66.29
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2019-10-12 12:20
gpgrt.h
66.29
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2019-10-12 12:20
grp.h
6.53
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2025-04-14 07:23
gshadow.h
4.42
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2025-04-14 07:23
gssapi.h
181
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2025-03-13 12:14
iconv.h
1.81
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2025-04-14 07:23
idn-free.h
2.41
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2019-10-13 16:55
idn-int.h
20
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2019-10-13 16:55
idna.h
3.48
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2019-10-13 16:55
ieee754.h
4.79
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2025-04-14 07:23
ifaddrs.h
2.77
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2025-04-14 07:24
inttypes.h
11.61
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2025-04-14 07:23
jconfig-64.h
2.17
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2021-10-09 01:29
jconfig.h
246
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2021-10-09 01:29
jerror.h
14.73
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2021-10-09 01:29
jmorecfg.h
14.7
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2021-10-09 01:29
jpegint.h
15.22
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2021-10-09 01:29
jpeglib.h
48.71
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2021-10-09 01:29
kdb.h
67.66
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2025-03-13 12:14
keyutils.h
7.52
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2021-10-08 13:50
krad.h
8.72
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2025-03-13 12:14
krb5.h
402
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2025-03-13 12:14
langinfo.h
17.43
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2025-04-14 07:23
lastlog.h
126
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lber.h
14.95
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2025-03-11 09:44
lber_types.h
1.43
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2025-03-11 09:44
ldap.h
63.57
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2025-03-11 09:44
ldap_cdefs.h
9.24
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2025-03-11 09:44
ldap_features.h
1.77
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2025-03-11 09:44
ldap_schema.h
9.23
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2025-03-11 09:44
ldap_utf8.h
3.39
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2025-03-11 09:44
ldif.h
4.58
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2025-03-11 09:44
libaio.h
8.73
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2019-11-13 13:59
libgen.h
1.35
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2025-04-14 07:23
libintl.h
4.47
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2025-04-14 07:23
limits.h
5.29
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2025-04-14 07:23
link.h
7.05
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2025-04-14 07:24
locale.h
7.49
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2025-04-14 07:23
ltdl.h
5.58
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2019-10-11 14:55
lzma.h
9.59
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2018-04-29 15:10
magic.h
5.46
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2024-04-06 14:44
malloc.h
5.96
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2025-04-14 07:23
math.h
52.07
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2025-04-14 07:23
mcheck.h
2.38
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2025-04-14 07:23
memory.h
955
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2025-04-14 07:23
menu.h
11.91
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2023-10-14 18:54
mntent.h
3.28
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2025-04-14 07:23
monetary.h
1.76
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2025-04-14 07:23
mqueue.h
3.67
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2025-04-14 07:24
nc_tparm.h
4.1
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2023-10-14 18:54
ncurses.h
97.29
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2023-10-14 18:54
ncurses_dll.h
4.18
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2023-10-14 18:54
ndbm.h
2.4
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2022-10-08 13:22
netdb.h
27.44
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2025-04-14 07:24
nl_types.h
1.71
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2025-04-14 07:23
nss.h
1.83
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2025-04-14 07:24
obstack.h
20.81
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2025-04-14 07:23
panel.h
4.03
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2023-10-14 18:54
paths.h
2.91
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2025-04-14 07:23
pcre.h
30.97
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2021-10-08 19:17
pcre2.h
43.75
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2022-08-02 16:07
pcre2posix.h
5.67
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2022-08-02 16:07
pcre_scanner.h
6.45
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2021-10-08 19:17
pcre_stringpiece.h
6.16
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2021-10-08 19:17
pcrecpp.h
25.91
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2021-10-08 19:17
pcrecpparg.h
6.62
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2021-10-08 19:17
pcreposix.h
5.32
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2021-10-08 19:17
png.h
140.77
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2019-10-12 00:44
pngconf.h
22.31
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2019-10-12 00:44
pnglibconf.h
7.39
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2019-10-12 00:44
poll.h
22
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2025-04-14 07:23
pr29.h
2.07
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2019-10-13 16:55
printf.h
6.64
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2025-04-14 07:23
proc_service.h
3.39
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2025-04-14 07:24
profile.h
11.87
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2025-03-13 12:14
pthread.h
40.3
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2025-04-14 07:23
pty.h
1.53
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2025-04-14 07:24
punycode.h
9.16
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2019-10-13 16:55
pwd.h
6.01
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2025-04-14 07:23
re_comp.h
962
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2025-04-14 07:23
regex.h
24.14
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2025-04-14 07:23
regexp.h
1.41
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2025-04-14 07:23
resolv.h
11.79
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2025-04-14 07:24
sched.h
4.62
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2025-04-14 07:23
search.h
5.1
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semaphore.h
2.34
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Save
Rename
/* /usr/include/libaio.h * * Copyright 2000,2001,2002 Red Hat, Inc. * * Written by Benjamin LaHaise <bcrl@redhat.com> * * libaio Linux async I/O interface * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #ifndef __LIBAIO_H #define __LIBAIO_H #ifdef __cplusplus extern "C" { #endif #include <sys/types.h> #include <string.h> #include <signal.h> struct timespec; struct sockaddr; struct iovec; typedef struct io_context *io_context_t; typedef enum io_iocb_cmd { IO_CMD_PREAD = 0, IO_CMD_PWRITE = 1, IO_CMD_FSYNC = 2, IO_CMD_FDSYNC = 3, IO_CMD_POLL = 5, IO_CMD_NOOP = 6, IO_CMD_PREADV = 7, IO_CMD_PWRITEV = 8, } io_iocb_cmd_t; /* little endian, 32 bits */ #if defined(__i386__) || (defined(__arm__) && !defined(__ARMEB__)) || \ defined(__sh__) || defined(__bfin__) || defined(__MIPSEL__) || \ defined(__cris__) || (defined(__riscv) && __riscv_xlen == 32) || \ (defined(__GNUC__) && defined(__BYTE_ORDER__) && \ __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ && __SIZEOF_LONG__ == 4) #define PADDED(x, y) x; unsigned y #define PADDEDptr(x, y) x; unsigned y #define PADDEDul(x, y) unsigned long x; unsigned y /* little endian, 64 bits */ #elif defined(__ia64__) || defined(__x86_64__) || defined(__alpha__) || \ (defined(__aarch64__) && defined(__AARCH64EL__)) || \ (defined(__riscv) && __riscv_xlen == 64) || \ (defined(__GNUC__) && defined(__BYTE_ORDER__) && \ __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ && __SIZEOF_LONG__ == 8) #define PADDED(x, y) x, y #define PADDEDptr(x, y) x #define PADDEDul(x, y) unsigned long x /* big endian, 64 bits */ #elif defined(__powerpc64__) || defined(__s390x__) || \ (defined(__sparc__) && defined(__arch64__)) || \ (defined(__aarch64__) && defined(__AARCH64EB__)) || \ (defined(__GNUC__) && defined(__BYTE_ORDER__) && \ __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ && __SIZEOF_LONG__ == 8) #define PADDED(x, y) unsigned y; x #define PADDEDptr(x,y) x #define PADDEDul(x, y) unsigned long x /* big endian, 32 bits */ #elif defined(__PPC__) || defined(__s390__) || \ (defined(__arm__) && defined(__ARMEB__)) || \ defined(__sparc__) || defined(__MIPSEB__) || defined(__m68k__) || \ defined(__hppa__) || defined(__frv__) || defined(__avr32__) || \ (defined(__GNUC__) && defined(__BYTE_ORDER__) && \ __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ && __SIZEOF_LONG__ == 4) #define PADDED(x, y) unsigned y; x #define PADDEDptr(x, y) unsigned y; x #define PADDEDul(x, y) unsigned y; unsigned long x #else #error endian? #endif struct io_iocb_poll { PADDED(int events, __pad1); }; /* result code is the set of result flags or -'ve errno */ struct io_iocb_sockaddr { struct sockaddr *addr; int len; }; /* result code is the length of the sockaddr, or -'ve errno */ struct io_iocb_common { PADDEDptr(void *buf, __pad1); PADDEDul(nbytes, __pad2); long long offset; long long __pad3; unsigned flags; unsigned resfd; }; /* result code is the amount read or -'ve errno */ struct io_iocb_vector { const struct iovec *vec; int nr; long long offset; }; /* result code is the amount read or -'ve errno */ struct iocb { PADDEDptr(void *data, __pad1); /* Return in the io completion event */ /* key: For use in identifying io requests */ /* aio_rw_flags: RWF_* flags (such as RWF_NOWAIT) */ PADDED(unsigned key, aio_rw_flags); short aio_lio_opcode; short aio_reqprio; int aio_fildes; union { struct io_iocb_common c; struct io_iocb_vector v; struct io_iocb_poll poll; struct io_iocb_sockaddr saddr; } u; }; struct io_event { PADDEDptr(void *data, __pad1); PADDEDptr(struct iocb *obj, __pad2); PADDEDul(res, __pad3); PADDEDul(res2, __pad4); }; #undef PADDED #undef PADDEDptr #undef PADDEDul typedef void (*io_callback_t)(io_context_t ctx, struct iocb *iocb, long res, long res2); /* library wrappers */ extern int io_queue_init(int maxevents, io_context_t *ctxp); /*extern int io_queue_grow(io_context_t ctx, int new_maxevents);*/ extern int io_queue_release(io_context_t ctx); /*extern int io_queue_wait(io_context_t ctx, struct timespec *timeout);*/ extern int io_queue_run(io_context_t ctx); /* Actual syscalls */ extern int io_setup(int maxevents, io_context_t *ctxp); extern int io_destroy(io_context_t ctx); extern int io_submit(io_context_t ctx, long nr, struct iocb *ios[]); extern int io_cancel(io_context_t ctx, struct iocb *iocb, struct io_event *evt); extern int io_getevents(io_context_t ctx_id, long min_nr, long nr, struct io_event *events, struct timespec *timeout); extern int io_pgetevents(io_context_t ctx_id, long min_nr, long nr, struct io_event *events, struct timespec *timeout, sigset_t *sigmask); static inline void io_set_callback(struct iocb *iocb, io_callback_t cb) { iocb->data = (void *)cb; } static inline void io_prep_pread(struct iocb *iocb, int fd, void *buf, size_t count, long long offset) { memset(iocb, 0, sizeof(*iocb)); iocb->aio_fildes = fd; iocb->aio_lio_opcode = IO_CMD_PREAD; iocb->aio_reqprio = 0; iocb->u.c.buf = buf; iocb->u.c.nbytes = count; iocb->u.c.offset = offset; } static inline void io_prep_pwrite(struct iocb *iocb, int fd, void *buf, size_t count, long long offset) { memset(iocb, 0, sizeof(*iocb)); iocb->aio_fildes = fd; iocb->aio_lio_opcode = IO_CMD_PWRITE; iocb->aio_reqprio = 0; iocb->u.c.buf = buf; iocb->u.c.nbytes = count; iocb->u.c.offset = offset; } static inline void io_prep_preadv(struct iocb *iocb, int fd, const struct iovec *iov, int iovcnt, long long offset) { memset(iocb, 0, sizeof(*iocb)); iocb->aio_fildes = fd; iocb->aio_lio_opcode = IO_CMD_PREADV; iocb->aio_reqprio = 0; iocb->u.c.buf = (void *)iov; iocb->u.c.nbytes = iovcnt; iocb->u.c.offset = offset; } static inline void io_prep_pwritev(struct iocb *iocb, int fd, const struct iovec *iov, int iovcnt, long long offset) { memset(iocb, 0, sizeof(*iocb)); iocb->aio_fildes = fd; iocb->aio_lio_opcode = IO_CMD_PWRITEV; iocb->aio_reqprio = 0; iocb->u.c.buf = (void *)iov; iocb->u.c.nbytes = iovcnt; iocb->u.c.offset = offset; } static inline void io_prep_preadv2(struct iocb *iocb, int fd, const struct iovec *iov, int iovcnt, long long offset, int flags) { memset(iocb, 0, sizeof(*iocb)); iocb->aio_fildes = fd; iocb->aio_lio_opcode = IO_CMD_PREADV; iocb->aio_reqprio = 0; iocb->aio_rw_flags = flags; iocb->u.c.buf = (void *)iov; iocb->u.c.nbytes = iovcnt; iocb->u.c.offset = offset; } static inline void io_prep_pwritev2(struct iocb *iocb, int fd, const struct iovec *iov, int iovcnt, long long offset, int flags) { memset(iocb, 0, sizeof(*iocb)); iocb->aio_fildes = fd; iocb->aio_lio_opcode = IO_CMD_PWRITEV; iocb->aio_reqprio = 0; iocb->aio_rw_flags = flags; iocb->u.c.buf = (void *)iov; iocb->u.c.nbytes = iovcnt; iocb->u.c.offset = offset; } static inline void io_prep_poll(struct iocb *iocb, int fd, int events) { memset(iocb, 0, sizeof(*iocb)); iocb->aio_fildes = fd; iocb->aio_lio_opcode = IO_CMD_POLL; iocb->aio_reqprio = 0; iocb->u.poll.events = events; } static inline int io_poll(io_context_t ctx, struct iocb *iocb, io_callback_t cb, int fd, int events) { io_prep_poll(iocb, fd, events); io_set_callback(iocb, cb); return io_submit(ctx, 1, &iocb); } static inline void io_prep_fsync(struct iocb *iocb, int fd) { memset(iocb, 0, sizeof(*iocb)); iocb->aio_fildes = fd; iocb->aio_lio_opcode = IO_CMD_FSYNC; iocb->aio_reqprio = 0; } static inline int io_fsync(io_context_t ctx, struct iocb *iocb, io_callback_t cb, int fd) { io_prep_fsync(iocb, fd); io_set_callback(iocb, cb); return io_submit(ctx, 1, &iocb); } static inline void io_prep_fdsync(struct iocb *iocb, int fd) { memset(iocb, 0, sizeof(*iocb)); iocb->aio_fildes = fd; iocb->aio_lio_opcode = IO_CMD_FDSYNC; iocb->aio_reqprio = 0; } static inline int io_fdsync(io_context_t ctx, struct iocb *iocb, io_callback_t cb, int fd) { io_prep_fdsync(iocb, fd); io_set_callback(iocb, cb); return io_submit(ctx, 1, &iocb); } static inline void io_set_eventfd(struct iocb *iocb, int eventfd) { iocb->u.c.flags |= (1 << 0) /* IOCB_FLAG_RESFD */; iocb->u.c.resfd = eventfd; } #ifdef __cplusplus } #endif #endif /* __LIBAIO_H */