| |
| /* |
| * Copyright (C) Igor Sysoev |
| */ |
| |
| |
| #ifndef _NGX_FILES_H_INCLUDED_ |
| #define _NGX_FILES_H_INCLUDED_ |
| |
| |
| #include <ngx_config.h> |
| #include <ngx_core.h> |
| |
| |
| #define NGX_INVALID_FILE -1 |
| #define NGX_FILE_ERROR -1 |
| |
| |
| |
| #define ngx_open_file(name, mode, create, access) \ |
| open((const char *) name, mode|create, access) |
| #define ngx_open_file_n "open()" |
| |
| #define NGX_FILE_RDONLY O_RDONLY |
| #define NGX_FILE_WRONLY O_WRONLY |
| #define NGX_FILE_RDWR O_RDWR |
| #define NGX_FILE_CREATE_OR_OPEN O_CREAT |
| #define NGX_FILE_OPEN 0 |
| #define NGX_FILE_TRUNCATE O_TRUNC |
| #define NGX_FILE_APPEND O_APPEND |
| |
| #define NGX_FILE_DEFAULT_ACCESS 0644 |
| |
| |
| #define ngx_close_file close |
| #define ngx_close_file_n "close()" |
| |
| |
| #define ngx_delete_file(name) unlink((const char *) name) |
| #define ngx_delete_file_n "unlink()" |
| |
| |
| ngx_fd_t ngx_open_tempfile(u_char *name, ngx_uint_t persistent, |
| ngx_uint_t access); |
| #define ngx_open_tempfile_n "open()" |
| |
| |
| ssize_t ngx_read_file(ngx_file_t *file, u_char *buf, size_t size, off_t offset); |
| #define ngx_read_file_n "read()" |
| |
| ssize_t ngx_write_file(ngx_file_t *file, u_char *buf, size_t size, |
| off_t offset); |
| |
| ssize_t ngx_write_chain_to_file(ngx_file_t *file, ngx_chain_t *ce, |
| off_t offset, ngx_pool_t *pool); |
| |
| |
| #define ngx_read_fd read |
| #define ngx_read_fd_n "read()" |
| |
| #define ngx_write_fd write |
| #define ngx_write_fd_n "write()" |
| |
| #define ngx_linefeed(p) *p++ = LF; |
| #define NGX_LINEFEED_SIZE 1 |
| |
| |
| #define ngx_rename_file(o, n) rename((const char *) o, (const char *) n) |
| #define ngx_rename_file_n "rename()" |
| |
| |
| #define ngx_change_file_access(n, a) chmod((const char *) n, a) |
| #define ngx_change_file_access_n "chmod()" |
| |
| |
| ngx_int_t ngx_set_file_time(u_char *name, ngx_fd_t fd, time_t s); |
| #define ngx_set_file_time_n "utimes()" |
| |
| |
| #define ngx_file_info(file, sb) stat((const char *) file, sb) |
| #define ngx_file_info_n "stat()" |
| |
| #define ngx_fd_info(fd, sb) fstat(fd, sb) |
| #define ngx_fd_info_n "fstat()" |
| |
| #define ngx_is_dir(sb) (S_ISDIR((sb)->st_mode)) |
| #define ngx_is_file(sb) (S_ISREG((sb)->st_mode)) |
| #define ngx_is_link(sb) (S_ISLNK((sb)->st_mode)) |
| #define ngx_is_exec(sb) ((sb)->st_mode & S_IXUSR) |
| #define ngx_file_access(sb) ((sb)->st_mode & 0777) |
| #define ngx_file_size(sb) (sb)->st_size |
| #define ngx_file_mtime(sb) (sb)->st_mtime |
| #define ngx_file_uniq(sb) (sb)->st_ino |
| |
| |
| |
| #define ngx_getcwd(buf, size) (getcwd(buf, size) != NULL) |
| #define ngx_getcwd_n "getcwd()" |
| #define NGX_MAX_PATH PATH_MAX |
| |
| #define NGX_DIR_MASK_LEN 0 |
| |
| |
| ngx_int_t ngx_open_dir(ngx_str_t *name, ngx_dir_t *dir); |
| #define ngx_open_dir_n "opendir()" |
| |
| |
| #define ngx_close_dir(d) closedir((d)->dir) |
| #define ngx_close_dir_n "closedir()" |
| |
| |
| #define ngx_read_dir(d) \ |
| (((d)->de = readdir((d)->dir)) ? NGX_OK : NGX_ERROR) |
| #define ngx_read_dir_n "readdir()" |
| |
| |
| #define ngx_create_dir(name, access) mkdir((const char *) name, access) |
| #define ngx_create_dir_n "mkdir()" |
| |
| |
| #define ngx_delete_dir(name) rmdir((const char *) name) |
| #define ngx_delete_dir_n "rmdir()" |
| |
| |
| #define ngx_dir_access(a) (a | (a & 0444) >> 2) |
| |
| |
| #define ngx_de_name(dir) ((u_char *) (dir)->de->d_name) |
| #if (NGX_FREEBSD) |
| #define ngx_de_namelen(dir) (dir)->de->d_namlen |
| #else |
| #define ngx_de_namelen(dir) ngx_strlen((dir)->de->d_name) |
| #endif |
| #define ngx_de_info(name, dir) stat((const char *) name, &(dir)->info) |
| #define ngx_de_info_n "stat()" |
| #define ngx_de_link_info(name, dir) lstat((const char *) name, &(dir)->info) |
| #define ngx_de_link_info_n "lstat()" |
| #define ngx_de_is_dir(dir) (S_ISDIR((dir)->info.st_mode)) |
| #define ngx_de_is_file(dir) (S_ISREG((dir)->info.st_mode)) |
| #define ngx_de_is_link(dir) (S_ISLNK((dir)->info.st_mode)) |
| #define ngx_de_access(dir) (((dir)->info.st_mode) & 0777) |
| #define ngx_de_size(dir) (dir)->info.st_size |
| #define ngx_de_mtime(dir) (dir)->info.st_mtime |
| |
| |
| typedef struct { |
| size_t n; |
| glob_t pglob; |
| u_char *pattern; |
| ngx_log_t *log; |
| } ngx_glob_t; |
| |
| |
| ngx_int_t ngx_open_glob(ngx_glob_t *gl); |
| #define ngx_open_glob_n "glob()" |
| ngx_int_t ngx_read_glob(ngx_glob_t *gl, ngx_str_t *name); |
| void ngx_close_glob(ngx_glob_t *gl); |
| |
| |
| ngx_err_t ngx_trylock_fd(ngx_fd_t fd); |
| ngx_err_t ngx_lock_fd(ngx_fd_t fd); |
| ngx_err_t ngx_unlock_fd(ngx_fd_t fd); |
| |
| #define ngx_trylock_fd_n "fcntl(F_SETLK, F_WRLCK)" |
| #define ngx_lock_fd_n "fcntl(F_SETLKW, F_WRLCK)" |
| #define ngx_unlock_fd_n "fcntl(F_SETLK, F_UNLCK)" |
| |
| |
| #endif /* _NGX_FILES_H_INCLUDED_ */ |