0
|
1
|
|
2 /*
|
|
3 * Copyright (C) Igor Sysoev
|
|
4 */
|
|
5
|
|
6
|
|
7 #ifndef _NGX_FILES_H_INCLUDED_
|
|
8 #define _NGX_FILES_H_INCLUDED_
|
|
9
|
|
10
|
|
11 #include <ngx_config.h>
|
|
12 #include <ngx_core.h>
|
|
13
|
|
14
|
|
15 #define NGX_INVALID_FILE -1
|
|
16 #define NGX_FILE_ERROR -1
|
|
17
|
|
18
|
|
19
|
372
|
20 #ifdef __CYGWIN__
|
|
21
|
390
|
22 #define NGX_HAVE_CASELESS_FILESYSTEM 1
|
|
23
|
372
|
24 #define ngx_open_file(name, mode, create, access) \
|
|
25 open((const char *) name, mode|create|O_BINARY, access)
|
|
26
|
|
27 #else
|
|
28
|
276
|
29 #define ngx_open_file(name, mode, create, access) \
|
|
30 open((const char *) name, mode|create, access)
|
372
|
31
|
|
32 #endif
|
|
33
|
0
|
34 #define ngx_open_file_n "open()"
|
|
35
|
|
36 #define NGX_FILE_RDONLY O_RDONLY
|
276
|
37 #define NGX_FILE_WRONLY O_WRONLY
|
0
|
38 #define NGX_FILE_RDWR O_RDWR
|
|
39 #define NGX_FILE_CREATE_OR_OPEN O_CREAT
|
|
40 #define NGX_FILE_OPEN 0
|
|
41 #define NGX_FILE_TRUNCATE O_TRUNC
|
|
42 #define NGX_FILE_APPEND O_APPEND
|
|
43
|
276
|
44 #define NGX_FILE_DEFAULT_ACCESS 0644
|
|
45
|
0
|
46
|
|
47 #define ngx_close_file close
|
|
48 #define ngx_close_file_n "close()"
|
|
49
|
|
50
|
|
51 #define ngx_delete_file(name) unlink((const char *) name)
|
|
52 #define ngx_delete_file_n "unlink()"
|
|
53
|
|
54
|
182
|
55 ngx_fd_t ngx_open_tempfile(u_char *name, ngx_uint_t persistent,
|
276
|
56 ngx_uint_t access);
|
0
|
57 #define ngx_open_tempfile_n "open()"
|
|
58
|
|
59
|
|
60 ssize_t ngx_read_file(ngx_file_t *file, u_char *buf, size_t size, off_t offset);
|
|
61 #define ngx_read_file_n "read()"
|
|
62
|
|
63 ssize_t ngx_write_file(ngx_file_t *file, u_char *buf, size_t size,
|
46
|
64 off_t offset);
|
0
|
65
|
|
66 ssize_t ngx_write_chain_to_file(ngx_file_t *file, ngx_chain_t *ce,
|
46
|
67 off_t offset, ngx_pool_t *pool);
|
0
|
68
|
|
69
|
276
|
70 #define ngx_read_fd read
|
|
71 #define ngx_read_fd_n "read()"
|
|
72
|
120
|
73 #define ngx_write_fd write
|
276
|
74 #define ngx_write_fd_n "write()"
|
|
75
|
120
|
76 #define ngx_linefeed(p) *p++ = LF;
|
|
77 #define NGX_LINEFEED_SIZE 1
|
|
78
|
|
79
|
182
|
80 #define ngx_rename_file(o, n) rename((const char *) o, (const char *) n)
|
230
|
81 #define ngx_rename_file_n "rename()"
|
0
|
82
|
|
83
|
218
|
84 #define ngx_change_file_access(n, a) chmod((const char *) n, a)
|
230
|
85 #define ngx_change_file_access_n "chmod()"
|
|
86
|
|
87
|
|
88 ngx_int_t ngx_set_file_time(u_char *name, ngx_fd_t fd, time_t s);
|
|
89 #define ngx_set_file_time_n "utimes()"
|
218
|
90
|
|
91
|
0
|
92 #define ngx_file_info(file, sb) stat((const char *) file, sb)
|
|
93 #define ngx_file_info_n "stat()"
|
|
94
|
|
95 #define ngx_fd_info(fd, sb) fstat(fd, sb)
|
|
96 #define ngx_fd_info_n "fstat()"
|
|
97
|
|
98 #define ngx_is_dir(sb) (S_ISDIR((sb)->st_mode))
|
|
99 #define ngx_is_file(sb) (S_ISREG((sb)->st_mode))
|
218
|
100 #define ngx_is_link(sb) (S_ISLNK((sb)->st_mode))
|
|
101 #define ngx_is_exec(sb) ((sb)->st_mode & S_IXUSR)
|
276
|
102 #define ngx_file_access(sb) ((sb)->st_mode & 0777)
|
0
|
103 #define ngx_file_size(sb) (sb)->st_size
|
|
104 #define ngx_file_mtime(sb) (sb)->st_mtime
|
|
105 #define ngx_file_uniq(sb) (sb)->st_ino
|
|
106
|
|
107
|
390
|
108 #if (NGX_HAVE_CASELESS_FILESYSTEM)
|
|
109
|
|
110 #define ngx_filename_cmp(s1, s2, n) strncasecmp((char *) s1, (char *) s2, n)
|
|
111
|
|
112 #else
|
|
113
|
|
114 #define ngx_filename_cmp ngx_memcmp
|
|
115
|
|
116 #endif
|
|
117
|
0
|
118
|
|
119 #define ngx_getcwd(buf, size) (getcwd(buf, size) != NULL)
|
|
120 #define ngx_getcwd_n "getcwd()"
|
|
121 #define NGX_MAX_PATH PATH_MAX
|
|
122
|
|
123 #define NGX_DIR_MASK_LEN 0
|
|
124
|
|
125
|
16
|
126 ngx_int_t ngx_open_dir(ngx_str_t *name, ngx_dir_t *dir);
|
0
|
127 #define ngx_open_dir_n "opendir()"
|
|
128
|
|
129
|
|
130 #define ngx_close_dir(d) closedir((d)->dir)
|
|
131 #define ngx_close_dir_n "closedir()"
|
|
132
|
|
133
|
|
134 #define ngx_read_dir(d) \
|
46
|
135 (((d)->de = readdir((d)->dir)) ? NGX_OK : NGX_ERROR)
|
0
|
136 #define ngx_read_dir_n "readdir()"
|
|
137
|
|
138
|
218
|
139 #define ngx_create_dir(name, access) mkdir((const char *) name, access)
|
0
|
140 #define ngx_create_dir_n "mkdir()"
|
|
141
|
|
142
|
|
143 #define ngx_delete_dir(name) rmdir((const char *) name)
|
|
144 #define ngx_delete_dir_n "rmdir()"
|
|
145
|
|
146
|
282
|
147 #define ngx_dir_access(a) (a | (a & 0444) >> 2)
|
|
148
|
|
149
|
6
|
150 #define ngx_de_name(dir) ((u_char *) (dir)->de->d_name)
|
4
|
151 #if (NGX_FREEBSD)
|
0
|
152 #define ngx_de_namelen(dir) (dir)->de->d_namlen
|
|
153 #else
|
|
154 #define ngx_de_namelen(dir) ngx_strlen((dir)->de->d_name)
|
|
155 #endif
|
46
|
156 #define ngx_de_info(name, dir) stat((const char *) name, &(dir)->info)
|
0
|
157 #define ngx_de_info_n "stat()"
|
46
|
158 #define ngx_de_link_info(name, dir) lstat((const char *) name, &(dir)->info)
|
|
159 #define ngx_de_link_info_n "lstat()"
|
0
|
160 #define ngx_de_is_dir(dir) (S_ISDIR((dir)->info.st_mode))
|
|
161 #define ngx_de_is_file(dir) (S_ISREG((dir)->info.st_mode))
|
46
|
162 #define ngx_de_is_link(dir) (S_ISLNK((dir)->info.st_mode))
|
276
|
163 #define ngx_de_access(dir) (((dir)->info.st_mode) & 0777)
|
0
|
164 #define ngx_de_size(dir) (dir)->info.st_size
|
|
165 #define ngx_de_mtime(dir) (dir)->info.st_mtime
|
|
166
|
|
167
|
238
|
168 typedef struct {
|
372
|
169 size_t n;
|
|
170 glob_t pglob;
|
|
171 u_char *pattern;
|
|
172 ngx_log_t *log;
|
|
173 ngx_uint_t test;
|
238
|
174 } ngx_glob_t;
|
|
175
|
|
176
|
|
177 ngx_int_t ngx_open_glob(ngx_glob_t *gl);
|
|
178 #define ngx_open_glob_n "glob()"
|
|
179 ngx_int_t ngx_read_glob(ngx_glob_t *gl, ngx_str_t *name);
|
|
180 void ngx_close_glob(ngx_glob_t *gl);
|
|
181
|
|
182
|
160
|
183 ngx_err_t ngx_trylock_fd(ngx_fd_t fd);
|
|
184 ngx_err_t ngx_lock_fd(ngx_fd_t fd);
|
|
185 ngx_err_t ngx_unlock_fd(ngx_fd_t fd);
|
|
186
|
|
187 #define ngx_trylock_fd_n "fcntl(F_SETLK, F_WRLCK)"
|
|
188 #define ngx_lock_fd_n "fcntl(F_SETLKW, F_WRLCK)"
|
|
189 #define ngx_unlock_fd_n "fcntl(F_SETLK, F_UNLCK)"
|
|
190
|
|
191
|
390
|
192 #if (NGX_HAVE_O_DIRECT)
|
|
193
|
|
194 ngx_int_t ngx_directio(ngx_fd_t fd);
|
|
195 #define ngx_directio_n "fcntl(O_DIRECT)"
|
|
196
|
|
197 #elif (NGX_HAVE_F_NOCACHE)
|
|
198
|
|
199 #define ngx_directio(fd) fcntl(fd, F_NOCACHE, 1)
|
|
200 #define ngx_directio_n "fcntl(F_NOCACHE)"
|
|
201
|
|
202 #else
|
|
203
|
|
204 #define ngx_directio(fd) 0
|
|
205 #define ngx_directio_n "ngx_directio_n"
|
|
206
|
|
207 #endif
|
|
208
|
|
209
|
0
|
210 #endif /* _NGX_FILES_H_INCLUDED_ */
|