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1 | /* | |
2 | * YAFFS: Yet another Flash File System . A NAND-flash specific file system. | |
3 | * | |
4 | * Copyright (C) 2002-2011 Aleph One Ltd. | |
5 | * for Toby Churchill Ltd and Brightstar Engineering | |
6 | * | |
7 | * Created by Charles Manning <[email protected]> | |
8 | * | |
9 | * This program is free software; you can redistribute it and/or modify | |
10 | * it under the terms of the GNU Lesser General Public License version 2.1 as | |
11 | * published by the Free Software Foundation. | |
12 | * | |
13 | * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL. | |
14 | */ | |
15 | ||
16 | ||
17 | #ifndef __YPORTENV_H__ | |
18 | #define __YPORTENV_H__ | |
19 | ||
20 | #include <linux/types.h> | |
21 | ||
22 | /* Definition of types */ | |
23 | #ifdef CONFIG_YAFFS_DEFINES_TYPES | |
24 | typedef unsigned char u8; | |
25 | typedef unsigned short u16; | |
26 | typedef unsigned u32; | |
27 | #endif | |
28 | ||
29 | ||
30 | #ifdef CONFIG_YAFFS_PROVIDE_DEFS | |
31 | /* File types */ | |
32 | ||
33 | ||
34 | #define DT_UNKNOWN 0 | |
35 | #define DT_FIFO 1 | |
36 | #define DT_CHR 2 | |
37 | #define DT_DIR 4 | |
38 | #define DT_BLK 6 | |
39 | #define DT_REG 8 | |
40 | #define DT_LNK 10 | |
41 | #define DT_SOCK 12 | |
42 | #define DT_WHT 14 | |
43 | ||
44 | ||
45 | /* | |
46 | * Attribute flags. | |
47 | * These are or-ed together to select what has been changed. | |
48 | */ | |
49 | #define ATTR_MODE 1 | |
50 | #define ATTR_UID 2 | |
51 | #define ATTR_GID 4 | |
52 | #define ATTR_SIZE 8 | |
53 | #define ATTR_ATIME 16 | |
54 | #define ATTR_MTIME 32 | |
55 | #define ATTR_CTIME 64 | |
56 | ||
57 | struct iattr { | |
58 | unsigned int ia_valid; | |
59 | unsigned ia_mode; | |
60 | unsigned ia_uid; | |
61 | unsigned ia_gid; | |
62 | unsigned ia_size; | |
63 | unsigned ia_atime; | |
64 | unsigned ia_mtime; | |
65 | unsigned ia_ctime; | |
66 | unsigned int ia_attr_flags; | |
67 | }; | |
68 | ||
69 | #endif | |
70 | ||
71 | ||
72 | ||
73 | #if defined CONFIG_YAFFS_WINCE | |
74 | ||
75 | #include "ywinceenv.h" | |
76 | ||
77 | ||
78 | #elif defined CONFIG_YAFFS_DIRECT | |
79 | ||
80 | /* Direct interface */ | |
81 | #include "ydirectenv.h" | |
82 | ||
83 | #elif defined CONFIG_YAFFS_UTIL | |
84 | ||
85 | #include "yutilsenv.h" | |
86 | ||
87 | #else | |
88 | /* Should have specified a configuration type */ | |
89 | #error Unknown configuration | |
90 | ||
91 | #endif | |
92 | ||
93 | #if defined(CONFIG_YAFFS_DIRECT) || defined(CONFIG_YAFFS_WINCE) | |
94 | ||
95 | #ifdef CONFIG_YAFFSFS_PROVIDE_VALUES | |
96 | ||
97 | #ifndef O_RDONLY | |
98 | #define O_RDONLY 00 | |
99 | #endif | |
100 | ||
101 | #ifndef O_WRONLY | |
102 | #define O_WRONLY 01 | |
103 | #endif | |
104 | ||
105 | #ifndef O_RDWR | |
106 | #define O_RDWR 02 | |
107 | #endif | |
108 | ||
109 | #ifndef O_CREAT | |
110 | #define O_CREAT 0100 | |
111 | #endif | |
112 | ||
113 | #ifndef O_EXCL | |
114 | #define O_EXCL 0200 | |
115 | #endif | |
116 | ||
117 | #ifndef O_TRUNC | |
118 | #define O_TRUNC 01000 | |
119 | #endif | |
120 | ||
121 | #ifndef O_APPEND | |
122 | #define O_APPEND 02000 | |
123 | #endif | |
124 | ||
125 | #ifndef SEEK_SET | |
126 | #define SEEK_SET 0 | |
127 | #endif | |
128 | ||
129 | #ifndef SEEK_CUR | |
130 | #define SEEK_CUR 1 | |
131 | #endif | |
132 | ||
133 | #ifndef SEEK_END | |
134 | #define SEEK_END 2 | |
135 | #endif | |
136 | ||
137 | #ifndef EBUSY | |
138 | #define EBUSY 16 | |
139 | #endif | |
140 | ||
141 | #ifndef ENODEV | |
142 | #define ENODEV 19 | |
143 | #endif | |
144 | ||
145 | #ifndef EINVAL | |
146 | #define EINVAL 22 | |
147 | #endif | |
148 | ||
149 | #ifndef ENFILE | |
150 | #define ENFILE 23 | |
151 | #endif | |
152 | ||
153 | #ifndef EBADF | |
154 | #define EBADF 9 | |
155 | #endif | |
156 | ||
157 | #ifndef EACCES | |
158 | #define EACCES 13 | |
159 | #endif | |
160 | ||
161 | #ifndef EXDEV | |
162 | #define EXDEV 18 | |
163 | #endif | |
164 | ||
165 | #ifndef ENOENT | |
166 | #define ENOENT 2 | |
167 | #endif | |
168 | ||
169 | #ifndef ENOSPC | |
170 | #define ENOSPC 28 | |
171 | #endif | |
172 | ||
173 | #ifndef EROFS | |
174 | #define EROFS 30 | |
175 | #endif | |
176 | ||
177 | #ifndef ERANGE | |
178 | #define ERANGE 34 | |
179 | #endif | |
180 | ||
181 | #ifndef ENODATA | |
182 | #define ENODATA 61 | |
183 | #endif | |
184 | ||
185 | #ifndef ENOTEMPTY | |
186 | #define ENOTEMPTY 39 | |
187 | #endif | |
188 | ||
189 | #ifndef ENAMETOOLONG | |
190 | #define ENAMETOOLONG 36 | |
191 | #endif | |
192 | ||
193 | #ifndef ENOMEM | |
194 | #define ENOMEM 12 | |
195 | #endif | |
196 | ||
197 | #ifndef EFAULT | |
198 | #define EFAULT 14 | |
199 | #endif | |
200 | ||
201 | #ifndef EEXIST | |
202 | #define EEXIST 17 | |
203 | #endif | |
204 | ||
205 | #ifndef ENOTDIR | |
206 | #define ENOTDIR 20 | |
207 | #endif | |
208 | ||
209 | #ifndef EISDIR | |
210 | #define EISDIR 21 | |
211 | #endif | |
212 | ||
213 | #ifndef ELOOP | |
214 | #define ELOOP 40 | |
215 | #endif | |
216 | ||
217 | ||
218 | /* Mode flags */ | |
219 | ||
220 | #ifndef S_IFMT | |
221 | #define S_IFMT 0170000 | |
222 | #endif | |
223 | ||
224 | #ifndef S_IFSOCK | |
225 | #define S_IFSOCK 0140000 | |
226 | #endif | |
227 | ||
228 | #ifndef S_IFIFO | |
229 | #define S_IFIFO 0010000 | |
230 | #endif | |
231 | ||
232 | #ifndef S_IFCHR | |
233 | #define S_IFCHR 0020000 | |
234 | #endif | |
235 | ||
236 | #ifndef S_IFBLK | |
237 | #define S_IFBLK 0060000 | |
238 | #endif | |
239 | ||
240 | #ifndef S_IFLNK | |
241 | #define S_IFLNK 0120000 | |
242 | #endif | |
243 | ||
244 | #ifndef S_IFDIR | |
245 | #define S_IFDIR 0040000 | |
246 | #endif | |
247 | ||
248 | #ifndef S_IFREG | |
249 | #define S_IFREG 0100000 | |
250 | #endif | |
251 | ||
252 | #define S_ISSOCK(m) (((m) & S_IFMT) == S_IFSOCK) | |
253 | #define S_ISLNK(m) (((m) & S_IFMT) == S_IFLNK) | |
254 | #define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR) | |
255 | #define S_ISREG(m) (((m) & S_IFMT) == S_IFREG) | |
256 | #define S_ISBLK(m) (((m) & S_IFMT) == S_IFBLK) | |
257 | #define S_ISCHR(m) (((m) & S_IFMT) == S_IFCHR) | |
258 | #define S_ISFIFO(m) (((m) & S_IFMT) == S_IFIFO) | |
259 | ||
260 | ||
261 | #ifndef S_IREAD | |
262 | #define S_IREAD 0000400 | |
263 | #endif | |
264 | ||
265 | #ifndef S_IWRITE | |
266 | #define S_IWRITE 0000200 | |
267 | #endif | |
268 | ||
269 | #ifndef S_IEXEC | |
270 | #define S_IEXEC 0000100 | |
271 | #endif | |
272 | ||
273 | #ifndef XATTR_CREATE | |
274 | #define XATTR_CREATE 1 | |
275 | #endif | |
276 | ||
277 | #ifndef XATTR_REPLACE | |
278 | #define XATTR_REPLACE 2 | |
279 | #endif | |
280 | ||
281 | #ifndef R_OK | |
282 | #define R_OK 4 | |
283 | #define W_OK 2 | |
284 | #define X_OK 1 | |
285 | #define F_OK 0 | |
286 | #endif | |
287 | ||
288 | #else | |
289 | #include <errno.h> | |
290 | #include <sys/stat.h> | |
291 | #include <fcntl.h> | |
292 | #endif | |
293 | ||
294 | #endif | |
295 | ||
296 | #ifndef Y_DUMP_STACK | |
297 | #define Y_DUMP_STACK() do { } while (0) | |
298 | #endif | |
299 | ||
300 | #ifndef BUG | |
301 | #define BUG() do {\ | |
302 | yaffs_trace(YAFFS_TRACE_BUG,\ | |
303 | "==>> yaffs bug: " __FILE__ " %d",\ | |
304 | __LINE__);\ | |
305 | Y_DUMP_STACK();\ | |
306 | } while (0) | |
307 | #endif | |
308 | ||
309 | #endif |