1 //<MStar Software>
2 //******************************************************************************
3 // MStar Software
4 // Copyright (c) 2010 - 2012 MStar Semiconductor, Inc. All rights reserved.
5 // All software, firmware and related documentation herein ("MStar Software") are
6 // intellectual property of MStar Semiconductor, Inc. ("MStar") and protected by
7 // law, including, but not limited to, copyright law and international treaties.
8 // Any use, modification, reproduction, retransmission, or republication of all
9 // or part of MStar Software is expressly prohibited, unless prior written
10 // permission has been granted by MStar.
11 //
12 // By accessing, browsing and/or using MStar Software, you acknowledge that you
13 // have read, understood, and agree, to be bound by below terms ("Terms") and to
14 // comply with all applicable laws and regulations:
15 //
16 // 1. MStar shall retain any and all right, ownership and interest to MStar
17 // Software and any modification/derivatives thereof.
18 // No right, ownership, or interest to MStar Software and any
19 // modification/derivatives thereof is transferred to you under Terms.
20 //
21 // 2. You understand that MStar Software might include, incorporate or be
22 // supplied together with third party`s software and the use of MStar
23 // Software may require additional licenses from third parties.
24 // Therefore, you hereby agree it is your sole responsibility to separately
25 // obtain any and all third party right and license necessary for your use of
26 // such third party`s software.
27 //
28 // 3. MStar Software and any modification/derivatives thereof shall be deemed as
29 // MStar`s confidential information and you agree to keep MStar`s
30 // confidential information in strictest confidence and not disclose to any
31 // third party.
32 //
33 // 4. MStar Software is provided on an "AS IS" basis without warranties of any
34 // kind. Any warranties are hereby expressly disclaimed by MStar, including
35 // without limitation, any warranties of merchantability, non-infringement of
36 // intellectual property rights, fitness for a particular purpose, error free
37 // and in conformity with any international standard. You agree to waive any
38 // claim against MStar for any loss, damage, cost or expense that you may
39 // incur related to your use of MStar Software.
40 // In no event shall MStar be liable for any direct, indirect, incidental or
41 // consequential damages, including without limitation, lost of profit or
42 // revenues, lost or damage of data, and unauthorized system use.
43 // You agree that this Section 4 shall still apply without being affected
44 // even if MStar Software has been modified by MStar in accordance with your
45 // request or instruction for your use, except otherwise agreed by both
46 // parties in writing.
47 //
48 // 5. If requested, MStar may from time to time provide technical supports or
49 // services in relation with MStar Software to you for your use of
50 // MStar Software in conjunction with your or your customer`s product
51 // ("Services").
52 // You understand and agree that, except otherwise agreed by both parties in
53 // writing, Services are provided on an "AS IS" basis and the warranty
54 // disclaimer set forth in Section 4 above shall apply.
55 //
56 // 6. Nothing contained herein shall be construed as by implication, estoppels
57 // or otherwise:
58 // (a) conferring any license or right to use MStar name, trademark, service
59 // mark, symbol or any other identification;
60 // (b) obligating MStar or any of its affiliates to furnish any person,
61 // including without limitation, you and your customers, any assistance
62 // of any kind whatsoever, or any information; or
63 // (c) conferring any license or right under any intellectual property right.
64 //
65 // 7. These terms shall be governed by and construed in accordance with the laws
66 // of Taiwan, R.O.C., excluding its conflict of law rules.
67 // Any and all dispute arising out hereof or related hereto shall be finally
68 // settled by arbitration referred to the Chinese Arbitration Association,
69 // Taipei in accordance with the ROC Arbitration Law and the Arbitration
70 // Rules of the Association by three (3) arbitrators appointed in accordance
71 // with the said Rules.
72 // The place of arbitration shall be in Taipei, Taiwan and the language shall
73 // be English.
74 // The arbitration award shall be final and binding to both parties.
75 //
76 //******************************************************************************
77 //<MStar Software>
78
79 #ifndef CYGONCE_FS_JFFS2_LIST_H
80 #define CYGONCE_FS_JFFS2_LIST_H
81
82
83 /* -----------------------------------------------------------------------*/
84
85 /*USB HOST USB HOST USB HOST USB HOST USB HOST USB HOST*/
86
87 #include <stddef.h>
88 #include <cyg/infra/cyg_type.h>
89
90 /*USB HOST USB HOST USB HOST USB HOST USB HOST USB HOST*/
91
92 struct list_head {
93 struct list_head *next;
94 struct list_head *prev;
95 };
96
97 /*USB HOST USB HOST USB HOST USB HOST USB HOST USB HOST*/
98
99 #define LIST_HEAD_INIT(name) { &(name), &(name) }
100
101 #define LIST_HEAD(name) \
102 struct list_head name = LIST_HEAD_INIT(name)
103
104 #define INIT_LIST_HEAD( _list_ ) \
105 CYG_MACRO_START \
106 (_list_)->next = (_list_)->prev = (_list_); \
107 CYG_MACRO_END
108
109 /*USB HOST USB HOST USB HOST USB HOST USB HOST USB HOST*/
110 /*USB HOST USB HOST USB HOST USB HOST USB HOST USB HOST*/
111 /*USB HOST USB HOST USB HOST USB HOST USB HOST USB HOST*/
112 /*USB HOST USB HOST USB HOST USB HOST USB HOST USB HOST*/
113 /*USB HOST USB HOST USB HOST USB HOST USB HOST USB HOST*/
114 /*USB HOST USB HOST USB HOST USB HOST USB HOST USB HOST*/
115 /*USB HOST USB HOST USB HOST USB HOST USB HOST USB HOST*/
116 /*USB HOST USB HOST USB HOST USB HOST USB HOST USB HOST*/
117 /*USB HOST USB HOST USB HOST USB HOST USB HOST USB HOST*/
118 /*USB HOST USB HOST USB HOST USB HOST USB HOST USB HOST*/
119 /*USB HOST USB HOST USB HOST USB HOST USB HOST USB HOST*/
120
121 static __inline__ void
list_add(struct list_head * newent,struct list_head * afterthisent)122 list_add( struct list_head *newent, struct list_head *afterthisent )
123 {
124 struct list_head *next = afterthisent->next;
125 newent->next = next;
126 newent->prev = afterthisent;
127 afterthisent->next = newent;
128 next->prev = newent;
129 }
130
131 /*USB HOST USB HOST USB HOST USB HOST USB HOST USB HOST*/
132 static __inline__ void
list_add_tail(struct list_head * newent,struct list_head * beforethisent)133 list_add_tail( struct list_head *newent, struct list_head *beforethisent )
134 {
135 struct list_head *prev = beforethisent->prev;
136 newent->prev = prev;
137 newent->next = beforethisent;
138 beforethisent->prev = newent;
139 prev->next = newent;
140 }
141
142 /*USB HOST USB HOST USB HOST USB HOST USB HOST USB HOST*/
143 static __inline__ void
list_del(struct list_head * ent)144 list_del( struct list_head *ent )
145 {
146 ent->prev->next = ent->next;
147 ent->next->prev = ent->prev;
148 }
149
150 /*USB HOST USB HOST USB HOST USB HOST USB HOST USB HOST*/
151 /*USB HOST USB HOST USB HOST USB HOST USB HOST USB HOST*/
152 /*USB HOST USB HOST USB HOST USB HOST USB HOST USB HOST*/
153 /*USB HOST USB HOST USB HOST USB HOST USB HOST USB HOST*/
154 /*USB HOST USB HOST USB HOST USB HOST USB HOST USB HOST*/
155 /*USB HOST USB HOST USB HOST USB HOST USB HOST USB HOST*/
156 /*USB HOST USB HOST USB HOST USB HOST USB HOST USB HOST*/
157 /*USB HOST USB HOST USB HOST USB HOST USB HOST USB HOST*/
158 /*USB HOST USB HOST USB HOST USB HOST USB HOST USB HOST*/
159 /*USB HOST USB HOST USB HOST USB HOST USB HOST USB HOST*/
160 /*USB HOST USB HOST USB HOST USB HOST USB HOST USB HOST*/
161
162 static __inline__ int
list_empty(struct list_head * list)163 list_empty( struct list_head *list )
164 {
165 return ( list->next == list );
166 }
167
168 /*USB HOST USB HOST USB HOST USB HOST USB HOST USB HOST*/
169
170 #define list_entry( _list_, _type_, _member_ ) \
171 ((_type_ *)((char *)(_list_)-(char *)(offsetof(_type_,_member_))))
172
173 /*USB HOST USB HOST USB HOST USB HOST USB HOST USB HOST*/
174
175 #define list_for_each( _ent_, _list_ ) \
176 for ( (_ent_) = (_list_)->next; \
177 (_ent_) != (_list_); \
178 (_ent_) = (_ent_)->next )
179
180 /*USB HOST USB HOST USB HOST USB HOST USB HOST USB HOST*/
181 #define list_for_each_entry(_list_, _head_, _item_) \
182 for ((_list_) = list_entry((_head_)->next, typeof(*_list_), _item_); \
183 &((_list_)->_item_) != (_head_); \
184 (_list_) = list_entry((_list_)->_item_.next, typeof(*_list_), _item_))
185
186 /*USB HOST USB HOST USB HOST USB HOST USB HOST USB HOST*/
187 #endif
188
189