Annotation of libaitsched/inc/hooks.h, revision 1.7
1.1 misho 1: /*************************************************************************
2: * (C) 2011 AITNET ltd - Sofia/Bulgaria - <misho@aitbg.com>
3: * by Michael Pounov <misho@openbsd-bg.org>
4: *
5: * $Author: misho $
1.7 ! misho 6: * $Id: hooks.h,v 1.6.8.1 2012/08/01 12:49:26 misho Exp $
1.1 misho 7: *
8: **************************************************************************
9: The ELWIX and AITNET software is distributed under the following
10: terms:
11:
12: All of the documentation and software included in the ELWIX and AITNET
13: Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org>
14:
1.4 misho 15: Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
1.1 misho 16: by Michael Pounov <misho@elwix.org>. All rights reserved.
17:
18: Redistribution and use in source and binary forms, with or without
19: modification, are permitted provided that the following conditions
20: are met:
21: 1. Redistributions of source code must retain the above copyright
22: notice, this list of conditions and the following disclaimer.
23: 2. Redistributions in binary form must reproduce the above copyright
24: notice, this list of conditions and the following disclaimer in the
25: documentation and/or other materials provided with the distribution.
26: 3. All advertising materials mentioning features or use of this software
27: must display the following acknowledgement:
28: This product includes software developed by Michael Pounov <misho@elwix.org>
29: ELWIX - Embedded LightWeight unIX and its contributors.
30: 4. Neither the name of AITNET nor the names of its contributors
31: may be used to endorse or promote products derived from this software
32: without specific prior written permission.
33:
34: THIS SOFTWARE IS PROVIDED BY AITNET AND CONTRIBUTORS ``AS IS'' AND
35: ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
36: IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
37: ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
38: FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
39: DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
40: OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
41: HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
42: LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
43: OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
44: SUCH DAMAGE.
45: */
46: #ifndef __HOOKS_H
47: #define __HOOKS_H
48:
49:
50: /*
51: * sched_hook_init() - Default INIT hook
52: * @root = root task
1.4 misho 53: * @arg = unused
1.1 misho 54: * return: <0 errors and 0 ok
55: */
1.4 misho 56: void *sched_hook_init(void *root, void *arg __unused);
1.1 misho 57:
58: /*
59: * sched_hook_fini() - Default FINI hook
60: * @root = root task
61: * @arg = unused
62: * return: <0 errors and 0 ok
63: */
64: void *sched_hook_fini(void *root, void *arg __unused);
65:
66: /*
67: * sched_hook_fetch() - Default FETCH hook
68: * @root = root task
69: * @arg = unused
70: * return: NULL error or !=NULL fetched task
71: */
72: void *sched_hook_fetch(void *root, void *arg __unused);
73:
74: /*
75: * sched_hook_cancel() - Default CANCEL hook
76: * @task = current task
77: * @arg = unused
78: * return: <0 errors and 0 ok
79: */
80: void *sched_hook_cancel(void *task, void *arg __unused);
81:
82: /*
83: * sched_hook_read() - Default READ hook
84: * @task = current task
85: * @arg = unused
86: * return: <0 errors and 0 ok
87: */
88: void *sched_hook_read(void *task, void *arg __unused);
89:
90: /*
91: * sched_hook_write() - Default WRITE hook
92: * @task = current task
93: * @arg = unused
94: * return: <0 errors and 0 ok
95: */
96: void *sched_hook_write(void *task, void *arg __unused);
97:
1.2 misho 98: /*
1.5 misho 99: * sched_hook_alarm() - Default ALARM hook
100: *
101: * @task = current task
102: * @arg = unused
103: * return: <0 errors and 0 ok
104: */
105: void *sched_hook_alarm(void *task, void *arg __unused);
106:
107: /*
1.6 misho 108: * sched_hook_node() - Default NODE hook
109: *
110: * @task = current task
111: * @arg = unused
112: * return: <0 errors and 0 ok
113: */
114: void *sched_hook_node(void *task, void *arg __unused);
115:
116: /*
117: * sched_hook_proc() - Default PROC hook
118: *
119: * @task = current task
120: * @arg = unused
121: * return: <0 errors and 0 ok
122: */
123: void *sched_hook_proc(void *task, void *arg __unused);
124:
125: /*
1.7 ! misho 126: * sched_hook_signal() - Default SIGNAL hook
1.6 misho 127: *
128: * @task = current task
129: * @arg = unused
130: * return: <0 errors and 0 ok
131: */
1.7 ! misho 132: void *sched_hook_signal(void *task, void *arg __unused);
1.6 misho 133:
134: /*
1.7 ! misho 135: * sched_hook_user() - Default USER hook
1.6 misho 136: *
137: * @task = current task
138: * @arg = unused
139: * return: <0 errors and 0 ok
140: */
1.7 ! misho 141: #ifdef EVFILT_USER
! 142: void *sched_hook_user(void *task, void *arg __unused);
! 143: #endif
1.6 misho 144:
145: /*
1.2 misho 146: * sched_hook_exception() - Default EXCEPTION hook
147: * @root = root task
148: * @arg = custom handling: if arg == EV_EOF or other value; default: arg == NULL log errno
149: * return: <0 errors and 0 ok
150: */
151: void *sched_hook_exception(void *root, void *arg);
152:
1.3 misho 153: /*
154: * sched_hook_condition() - Default CONDITION hook
155: *
156: * @root = root task
157: * @arg = killState from schedRun()
158: * return: NULL kill scheduler loop or !=NULL ok
159: */
160: void *sched_hook_condition(void *root, void *arg);
161:
1.1 misho 162:
163: #endif
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