diff options
Diffstat (limited to 'app/nginx/src/os/unix/ngx_files.h')
| -rw-r--r-- | app/nginx/src/os/unix/ngx_files.h | 395 |
1 files changed, 0 insertions, 395 deletions
diff --git a/app/nginx/src/os/unix/ngx_files.h b/app/nginx/src/os/unix/ngx_files.h deleted file mode 100644 index 07872b1..0000000 --- a/app/nginx/src/os/unix/ngx_files.h +++ /dev/null @@ -1,395 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_FILES_H_INCLUDED_ -#define _NGX_FILES_H_INCLUDED_ - - -#include <ngx_config.h> -#include <ngx_core.h> - - -typedef int ngx_fd_t; -typedef struct stat ngx_file_info_t; -typedef ino_t ngx_file_uniq_t; - - -typedef struct { - u_char *name; - size_t size; - void *addr; - ngx_fd_t fd; - ngx_log_t *log; -} ngx_file_mapping_t; - - -typedef struct { - DIR *dir; - struct dirent *de; - struct stat info; - - unsigned type:8; - unsigned valid_info:1; -} ngx_dir_t; - - -typedef struct { - size_t n; - glob_t pglob; - u_char *pattern; - ngx_log_t *log; - ngx_uint_t test; -} ngx_glob_t; - - -#define NGX_INVALID_FILE -1 -#define NGX_FILE_ERROR -1 - - - -#ifdef __CYGWIN__ - -#ifndef NGX_HAVE_CASELESS_FILESYSTEM -#define NGX_HAVE_CASELESS_FILESYSTEM 1 -#endif - -#define ngx_open_file(name, mode, create, access) \ - open((const char *) name, mode|create|O_BINARY, access) - -#else - -#define ngx_open_file(name, mode, create, access) \ - open((const char *) name, mode|create, access) - -#endif - -#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_CREAT|O_TRUNC) -#define NGX_FILE_APPEND (O_WRONLY|O_APPEND) -#define NGX_FILE_NONBLOCK O_NONBLOCK - -#if (NGX_HAVE_OPENAT) -#define NGX_FILE_NOFOLLOW O_NOFOLLOW - -#if defined(O_DIRECTORY) -#define NGX_FILE_DIRECTORY O_DIRECTORY -#else -#define NGX_FILE_DIRECTORY 0 -#endif - -#if defined(O_SEARCH) -#define NGX_FILE_SEARCH (O_SEARCH|NGX_FILE_DIRECTORY) - -#elif defined(O_EXEC) -#define NGX_FILE_SEARCH (O_EXEC|NGX_FILE_DIRECTORY) - -#elif (NGX_HAVE_O_PATH) -#define NGX_FILE_SEARCH (O_PATH|O_RDONLY|NGX_FILE_DIRECTORY) - -#else -#define NGX_FILE_SEARCH (O_RDONLY|NGX_FILE_DIRECTORY) -#endif - -#endif /* NGX_HAVE_OPENAT */ - -#define NGX_FILE_DEFAULT_ACCESS 0644 -#define NGX_FILE_OWNER_ACCESS 0600 - - -#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); -#if (NGX_HAVE_PREAD) -#define ngx_read_file_n "pread()" -#else -#define ngx_read_file_n "read()" -#endif - -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()" - -/* - * we use inlined function instead of simple #define - * because glibc 2.3 sets warn_unused_result attribute for write() - * and in this case gcc 4.3 ignores (void) cast - */ -static ngx_inline ssize_t -ngx_write_fd(ngx_fd_t fd, void *buf, size_t n) -{ - return write(fd, buf, n); -} - -#define ngx_write_fd_n "write()" - - -#define ngx_write_console ngx_write_fd - - -#define ngx_linefeed(p) *p++ = LF; -#define NGX_LINEFEED_SIZE 1 -#define NGX_LINEFEED "\x0a" - - -#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_link_info(file, sb) lstat((const char *) file, sb) -#define ngx_link_info_n "lstat()" - -#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) == S_IXUSR) -#define ngx_file_access(sb) ((sb)->st_mode & 0777) -#define ngx_file_size(sb) (sb)->st_size -#define ngx_file_fs_size(sb) ngx_max((sb)->st_size, (sb)->st_blocks * 512) -#define ngx_file_mtime(sb) (sb)->st_mtime -#define ngx_file_uniq(sb) (sb)->st_ino - - -ngx_int_t ngx_create_file_mapping(ngx_file_mapping_t *fm); -void ngx_close_file_mapping(ngx_file_mapping_t *fm); - - -#define ngx_realpath(p, r) (u_char *) realpath((char *) p, (char *) r) -#define ngx_realpath_n "realpath()" -#define ngx_getcwd(buf, size) (getcwd((char *) buf, size) != NULL) -#define ngx_getcwd_n "getcwd()" -#define ngx_path_separator(c) ((c) == '/') - - -#if defined(PATH_MAX) - -#define NGX_HAVE_MAX_PATH 1 -#define NGX_MAX_PATH PATH_MAX - -#else - -#define NGX_MAX_PATH 4096 - -#endif - - -#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()" - - -ngx_int_t ngx_read_dir(ngx_dir_t *dir); -#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_HAVE_D_NAMLEN) -#define ngx_de_namelen(dir) (dir)->de->d_namlen -#else -#define ngx_de_namelen(dir) ngx_strlen((dir)->de->d_name) -#endif - -static ngx_inline ngx_int_t -ngx_de_info(u_char *name, ngx_dir_t *dir) -{ - dir->type = 0; - return 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()" - -#if (NGX_HAVE_D_TYPE) - -/* - * some file systems (e.g. XFS on Linux and CD9660 on FreeBSD) - * do not set dirent.d_type - */ - -#define ngx_de_is_dir(dir) \ - (((dir)->type) ? ((dir)->type == DT_DIR) : (S_ISDIR((dir)->info.st_mode))) -#define ngx_de_is_file(dir) \ - (((dir)->type) ? ((dir)->type == DT_REG) : (S_ISREG((dir)->info.st_mode))) -#define ngx_de_is_link(dir) \ - (((dir)->type) ? ((dir)->type == DT_LNK) : (S_ISLNK((dir)->info.st_mode))) - -#else - -#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)) - -#endif - -#define ngx_de_access(dir) (((dir)->info.st_mode) & 0777) -#define ngx_de_size(dir) (dir)->info.st_size -#define ngx_de_fs_size(dir) \ - ngx_max((dir)->info.st_size, (dir)->info.st_blocks * 512) -#define ngx_de_mtime(dir) (dir)->info.st_mtime - - -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)" - - -#if (NGX_HAVE_F_READAHEAD) - -#define NGX_HAVE_READ_AHEAD 1 - -#define ngx_read_ahead(fd, n) fcntl(fd, F_READAHEAD, (int) n) -#define ngx_read_ahead_n "fcntl(fd, F_READAHEAD)" - -#elif (NGX_HAVE_POSIX_FADVISE) - -#define NGX_HAVE_READ_AHEAD 1 - -ngx_int_t ngx_read_ahead(ngx_fd_t fd, size_t n); -#define ngx_read_ahead_n "posix_fadvise(POSIX_FADV_SEQUENTIAL)" - -#else - -#define ngx_read_ahead(fd, n) 0 -#define ngx_read_ahead_n "ngx_read_ahead_n" - -#endif - - -#if (NGX_HAVE_O_DIRECT) - -ngx_int_t ngx_directio_on(ngx_fd_t fd); -#define ngx_directio_on_n "fcntl(O_DIRECT)" - -ngx_int_t ngx_directio_off(ngx_fd_t fd); -#define ngx_directio_off_n "fcntl(!O_DIRECT)" - -#elif (NGX_HAVE_F_NOCACHE) - -#define ngx_directio_on(fd) fcntl(fd, F_NOCACHE, 1) -#define ngx_directio_on_n "fcntl(F_NOCACHE, 1)" - -#elif (NGX_HAVE_DIRECTIO) - -#define ngx_directio_on(fd) directio(fd, DIRECTIO_ON) -#define ngx_directio_on_n "directio(DIRECTIO_ON)" - -#else - -#define ngx_directio_on(fd) 0 -#define ngx_directio_on_n "ngx_directio_on_n" - -#endif - -size_t ngx_fs_bsize(u_char *name); - - -#if (NGX_HAVE_OPENAT) - -#define ngx_openat_file(fd, name, mode, create, access) \ - openat(fd, (const char *) name, mode|create, access) - -#define ngx_openat_file_n "openat()" - -#define ngx_file_at_info(fd, name, sb, flag) \ - fstatat(fd, (const char *) name, sb, flag) - -#define ngx_file_at_info_n "fstatat()" - -#define NGX_AT_FDCWD (ngx_fd_t) AT_FDCWD - -#endif - - -#define ngx_stdout STDOUT_FILENO -#define ngx_stderr STDERR_FILENO -#define ngx_set_stderr(fd) dup2(fd, STDERR_FILENO) -#define ngx_set_stderr_n "dup2(STDERR_FILENO)" - - -#if (NGX_HAVE_FILE_AIO) - -ngx_int_t ngx_file_aio_init(ngx_file_t *file, ngx_pool_t *pool); -ssize_t ngx_file_aio_read(ngx_file_t *file, u_char *buf, size_t size, - off_t offset, ngx_pool_t *pool); - -extern ngx_uint_t ngx_file_aio; - -#endif - -#if (NGX_THREADS) -ssize_t ngx_thread_read(ngx_file_t *file, u_char *buf, size_t size, - off_t offset, ngx_pool_t *pool); -ssize_t ngx_thread_write_chain_to_file(ngx_file_t *file, ngx_chain_t *cl, - off_t offset, ngx_pool_t *pool); -#endif - - -#endif /* _NGX_FILES_H_INCLUDED_ */ |