Mercurial > hg > nginx
annotate src/os/unix/ngx_files.h @ 2162:429269167fab
ngx_next_time()
author | Igor Sysoev <igor@sysoev.ru> |
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date | Mon, 11 Aug 2008 15:28:15 +0000 |
parents | 56964e5b77db |
children | 61a09532e310 |
rev | line source |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
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4 */ |
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7 #ifndef _NGX_FILES_H_INCLUDED_ |
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8 #define _NGX_FILES_H_INCLUDED_ |
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11 #include <ngx_config.h> |
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12 #include <ngx_core.h> |
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15 #define NGX_INVALID_FILE -1 |
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16 #define NGX_FILE_ERROR -1 |
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1975 | 20 #ifdef __CYGWIN__ |
21 | |
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22 #define NGX_HAVE_CASELESS_FILESYSTEM 1 |
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23 |
1975 | 24 #define ngx_open_file(name, mode, create, access) \ |
25 open((const char *) name, mode|create|O_BINARY, access) | |
26 | |
27 #else | |
28 | |
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29 #define ngx_open_file(name, mode, create, access) \ |
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30 open((const char *) name, mode|create, access) |
1975 | 31 |
32 #endif | |
33 | |
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34 #define ngx_open_file_n "open()" |
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36 #define NGX_FILE_RDONLY O_RDONLY |
1054 | 37 #define NGX_FILE_WRONLY O_WRONLY |
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38 #define NGX_FILE_RDWR O_RDWR |
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39 #define NGX_FILE_CREATE_OR_OPEN O_CREAT |
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40 #define NGX_FILE_OPEN 0 |
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41 #define NGX_FILE_TRUNCATE O_TRUNC |
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42 #define NGX_FILE_APPEND O_APPEND |
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43 |
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44 #define NGX_FILE_DEFAULT_ACCESS 0644 |
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47 #define ngx_close_file close |
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48 #define ngx_close_file_n "close()" |
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51 #define ngx_delete_file(name) unlink((const char *) name) |
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52 #define ngx_delete_file_n "unlink()" |
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54 |
633 | 55 ngx_fd_t ngx_open_tempfile(u_char *name, ngx_uint_t persistent, |
1046 | 56 ngx_uint_t access); |
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57 #define ngx_open_tempfile_n "open()" |
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60 ssize_t ngx_read_file(ngx_file_t *file, u_char *buf, size_t size, off_t offset); |
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61 #define ngx_read_file_n "read()" |
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63 ssize_t ngx_write_file(ngx_file_t *file, u_char *buf, size_t size, |
497 | 64 off_t offset); |
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65 |
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66 ssize_t ngx_write_chain_to_file(ngx_file_t *file, ngx_chain_t *ce, |
497 | 67 off_t offset, ngx_pool_t *pool); |
74
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68 |
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69 |
1055 | 70 #define ngx_read_fd read |
71 #define ngx_read_fd_n "read()" | |
72 | |
571 | 73 #define ngx_write_fd write |
1055 | 74 #define ngx_write_fd_n "write()" |
75 | |
571 | 76 #define ngx_linefeed(p) *p++ = LF; |
77 #define NGX_LINEFEED_SIZE 1 | |
78 | |
79 | |
633 | 80 #define ngx_rename_file(o, n) rename((const char *) o, (const char *) n) |
681 | 81 #define ngx_rename_file_n "rename()" |
170
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82 |
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83 |
669 | 84 #define ngx_change_file_access(n, a) chmod((const char *) n, a) |
681 | 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()" | |
669 | 90 |
91 | |
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92 #define ngx_file_info(file, sb) stat((const char *) file, sb) |
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93 #define ngx_file_info_n "stat()" |
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94 |
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95 #define ngx_fd_info(fd, sb) fstat(fd, sb) |
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96 #define ngx_fd_info_n "fstat()" |
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97 |
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98 #define ngx_is_dir(sb) (S_ISDIR((sb)->st_mode)) |
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99 #define ngx_is_file(sb) (S_ISREG((sb)->st_mode)) |
669 | 100 #define ngx_is_link(sb) (S_ISLNK((sb)->st_mode)) |
101 #define ngx_is_exec(sb) ((sb)->st_mode & S_IXUSR) | |
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102 #define ngx_file_access(sb) ((sb)->st_mode & 0777) |
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103 #define ngx_file_size(sb) (sb)->st_size |
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104 #define ngx_file_mtime(sb) (sb)->st_mtime |
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105 #define ngx_file_uniq(sb) (sb)->st_ino |
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106 |
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107 |
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108 #if (NGX_HAVE_CASELESS_FILESYSTEM) |
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109 |
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110 #define ngx_filename_cmp(s1, s2, n) strncasecmp((char *) s1, (char *) s2, n) |
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111 |
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112 #else |
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113 |
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114 #define ngx_filename_cmp ngx_memcmp |
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115 |
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116 #endif |
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119 #define ngx_getcwd(buf, size) (getcwd(buf, size) != NULL) |
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120 #define ngx_getcwd_n "getcwd()" |
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121 #define NGX_MAX_PATH PATH_MAX |
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122 |
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123 #define NGX_DIR_MASK_LEN 0 |
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124 |
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467 | 126 ngx_int_t ngx_open_dir(ngx_str_t *name, ngx_dir_t *dir); |
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127 #define ngx_open_dir_n "opendir()" |
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128 |
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129 |
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130 #define ngx_close_dir(d) closedir((d)->dir) |
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131 #define ngx_close_dir_n "closedir()" |
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132 |
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133 |
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134 #define ngx_read_dir(d) \ |
497 | 135 (((d)->de = readdir((d)->dir)) ? NGX_OK : NGX_ERROR) |
185
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136 #define ngx_read_dir_n "readdir()" |
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137 |
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138 |
669 | 139 #define ngx_create_dir(name, access) mkdir((const char *) name, access) |
186
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140 #define ngx_create_dir_n "mkdir()" |
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141 |
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142 |
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143 #define ngx_delete_dir(name) rmdir((const char *) name) |
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144 #define ngx_delete_dir_n "rmdir()" |
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145 |
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146 |
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147 #define ngx_dir_access(a) (a | (a & 0444) >> 2) |
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148 |
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149 |
457 | 150 #define ngx_de_name(dir) ((u_char *) (dir)->de->d_name) |
455 | 151 #if (NGX_FREEBSD) |
186
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152 #define ngx_de_namelen(dir) (dir)->de->d_namlen |
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153 #else |
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154 #define ngx_de_namelen(dir) ngx_strlen((dir)->de->d_name) |
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155 #endif |
497 | 156 #define ngx_de_info(name, dir) stat((const char *) name, &(dir)->info) |
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157 #define ngx_de_info_n "stat()" |
497 | 158 #define ngx_de_link_info(name, dir) lstat((const char *) name, &(dir)->info) |
159 #define ngx_de_link_info_n "lstat()" | |
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160 #define ngx_de_is_dir(dir) (S_ISDIR((dir)->info.st_mode)) |
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161 #define ngx_de_is_file(dir) (S_ISREG((dir)->info.st_mode)) |
497 | 162 #define ngx_de_is_link(dir) (S_ISLNK((dir)->info.st_mode)) |
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163 #define ngx_de_access(dir) (((dir)->info.st_mode) & 0777) |
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164 #define ngx_de_size(dir) (dir)->info.st_size |
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165 #define ngx_de_mtime(dir) (dir)->info.st_mtime |
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166 |
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167 |
727 | 168 typedef struct { |
1980 | 169 size_t n; |
170 glob_t pglob; | |
171 u_char *pattern; | |
172 ngx_log_t *log; | |
173 ngx_uint_t test; | |
727 | 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 | |
611 | 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 | |
2129 | 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 | |
2143 | 202 #elif (NGX_HAVE_DIRECTIO) |
203 | |
204 #define ngx_directio(fd) directio(fd, DIRECTIO_ON) | |
205 #define ngx_directio_n "directio(DIRECTIO_ON)" | |
206 | |
2129 | 207 #else |
208 | |
209 #define ngx_directio(fd) 0 | |
210 #define ngx_directio_n "ngx_directio_n" | |
211 | |
212 #endif | |
213 | |
214 | |
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215 #endif /* _NGX_FILES_H_INCLUDED_ */ |