xref: /freebsd/sys/dev/isci/scil/sci_iterator.h (revision d4eeb02986980bf33dd56c41ceb9fc5f180c0d47)
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  * $FreeBSD$
55  */
56 /**
57  * @file
58  *
59  * @brief This file contains the interface to the iterator class.
60  *        Methods Provided:
61  *        - sci_iterator_get_object_size()
62  *        - sci_iterator_get_current()
63  *        - sci_iterator_first()
64  *        - sci_iterator_next()
65  */
66 
67 #ifndef _SCI_ITERATOR_H_
68 #define _SCI_ITERATOR_H_
69 
70 #ifdef __cplusplus
71 extern "C" {
72 #endif // __cplusplus
73 
74 #if !defined(DISABLE_SCI_ITERATORS)
75 
76 //******************************************************************************
77 //*
78 //*     I N C L U D E S
79 //*
80 //******************************************************************************
81 
82 #include <dev/isci/scil/sci_types.h>
83 
84 //******************************************************************************
85 //*
86 //*     C O N S T A N T S
87 //*
88 //******************************************************************************
89 
90 //******************************************************************************
91 //*
92 //*     T Y P E S
93 //*
94 //******************************************************************************
95 
96 //******************************************************************************
97 //*
98 //*     P U B L I C       M E T H O D S
99 //*
100 //******************************************************************************
101 
102 U32 sci_iterator_get_object_size(
103    void
104 );
105 
106 void * sci_iterator_get_current(
107    SCI_ITERATOR_HANDLE_T iterator_handle
108 );
109 
110 void sci_iterator_first(
111    SCI_ITERATOR_HANDLE_T iterator_handle
112 );
113 
114 void sci_iterator_next(
115    SCI_ITERATOR_HANDLE_T iterator_handle
116 );
117 
118 #else // !defined(DISABLE_SCI_ITERATORS)
119 
120 #define sci_iterator_get_object_size() 0
121 #define sci_iterator_get_current(the_iterator) NULL
122 #define sci_iterator_first(the_iterator)
123 #define sci_iterator_next(the_iterator)
124 
125 #endif // !defined(DISABLE_SCI_ITERATORS)
126 
127 #ifdef __cplusplus
128 }
129 #endif // __cplusplus
130 
131 #endif // _ITERATOR_H_
132