1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause OR GPL-2.0
3 *
4 * This file is provided under a dual BSD/GPLv2 license. When using or
5 * redistributing this file, you may do so under either license.
6 *
7 * GPL LICENSE SUMMARY
8 *
9 * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
10 *
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of version 2 of the GNU General Public License as
13 * published by the Free Software Foundation.
14 *
15 * This program is distributed in the hope that it will be useful, but
16 * WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 * General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
23 * The full GNU General Public License is included in this distribution
24 * in the file called LICENSE.GPL.
25 *
26 * BSD LICENSE
27 *
28 * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
29 * All rights reserved.
30 *
31 * Redistribution and use in source and binary forms, with or without
32 * modification, are permitted provided that the following conditions
33 * are met:
34 *
35 * * Redistributions of source code must retain the above copyright
36 * notice, this list of conditions and the following disclaimer.
37 * * Redistributions in binary form must reproduce the above copyright
38 * notice, this list of conditions and the following disclaimer in
39 * the documentation and/or other materials provided with the
40 * distribution.
41 *
42 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
43 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
44 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
45 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
46 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
47 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
48 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
49 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
50 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
51 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
52 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
53 */
54
55 #include <sys/cdefs.h>
56 /**
57 * @file
58 *
59 * @brief This file implements the functionality common to all observer
60 * objects.
61 */
62
63 #include <dev/isci/scil/sci_types.h>
64 #include <dev/isci/scil/sci_base_subject.h>
65 #include <dev/isci/scil/sci_base_observer.h>
66
67 #if defined(SCI_LOGGING)
68
69 //******************************************************************************
70 //* P U B L I C M E T H O D S
71 //******************************************************************************
72
sci_base_observer_construct(struct SCI_BASE_OBSERVER * this_observer,SCI_BASE_OBSERVER_UPDATE_T update)73 void sci_base_observer_construct(
74 struct SCI_BASE_OBSERVER *this_observer,
75 SCI_BASE_OBSERVER_UPDATE_T update
76 )
77 {
78 this_observer->next = NULL;
79 this_observer->update = update;
80 }
81
82 // ---------------------------------------------------------------------------
83
sci_base_observer_initialize(SCI_BASE_OBSERVER_T * the_observer,SCI_BASE_OBSERVER_UPDATE_T update,SCI_BASE_SUBJECT_T * the_subject)84 void sci_base_observer_initialize(
85 SCI_BASE_OBSERVER_T * the_observer,
86 SCI_BASE_OBSERVER_UPDATE_T update,
87 SCI_BASE_SUBJECT_T * the_subject
88 )
89 {
90 sci_base_observer_construct(the_observer, update);
91 sci_base_subject_attach_observer(the_subject, the_observer);
92 }
93
94 // ---------------------------------------------------------------------------
95
sci_base_observer_update(SCI_BASE_OBSERVER_T * this_observer,SCI_BASE_SUBJECT_T * the_subject)96 void sci_base_observer_update(
97 SCI_BASE_OBSERVER_T *this_observer,
98 SCI_BASE_SUBJECT_T *the_subject
99 )
100 {
101 if (this_observer->update != NULL)
102 {
103 this_observer->update(this_observer, the_subject);
104 }
105 }
106
107 #endif // defined(SCI_LOGGING)
108