diff options
Diffstat (limited to 'nuttx/include/sys/stat.h')
| -rw-r--r-- | nuttx/include/sys/stat.h | 71 |
1 files changed, 69 insertions, 2 deletions
diff --git a/nuttx/include/sys/stat.h b/nuttx/include/sys/stat.h index 0d686e10f..20fbc3a59 100644 --- a/nuttx/include/sys/stat.h +++ b/nuttx/include/sys/stat.h @@ -1,5 +1,5 @@ /************************************************************ - * stat.h + * sys/stat.h * * Copyright (C) 2007 Gregory Nutt. All rights reserved. * Author: Gregory Nutt <spudmonkey@racsa.co.cr> @@ -41,11 +41,76 @@ ************************************************************/ #include <sys/types.h> +#include <time.h> + +/************************************************************ + * Definitions + ************************************************************/ + +/* mode_t bit settings (most of these do not apply to Nuttx). + * This assumes that the full size of a mode_t is 16-bits. + * (However, mode_t must be size 'int' because it is promoted + * to size int when passed in varargs). + */ + +#define S_IXOTH 0000001 /* Permissions for others: RWX */ +#define S_IWOTH 0000002 +#define S_IROTH 0000004 +#define S_IRWXO 0000007 + +#define S_IXGRP 0000010 /* Group permissions: RWX */ +#define S_IWGRP 0000020 +#define S_IRGRP 0000040 +#define S_IRWXG 0000070 + +#define S_IXUSR 0000100 /* Owner permissions: RWX */ +#define S_IWUSR 0000200 +#define S_IRUSR 0000400 +#define S_IRWXU 0000700 + +#define S_ISVTX 0001000 /* "sticky" bit */ +#define S_ISGID 0002000 /* Set group ID bit */ +#define S_ISUID 0004000 /* Set UID bit */ + +#define S_IFIFO 0010000 /* File type bites */ +#define S_IFCHR 0020000 +#define S_IFDIR 0040000 +#define S_IFBLK 0060000 +#define S_IFREG 0100000 +#define S_IFLNK 0120000 +#define S_IFSOCK 0140000 +#define S_IFMT 0170000 + +/* File type macros that operate on an instance of mode_t */ + +#define S_ISLNK(m) (((m) & S_IFMT) == S_IFLNK) +#define S_ISREG(m) (((m) & S_IFMT) == S_IFREG) +#define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR) +#define S_ISCHR(m) (((m) & S_IFMT) == S_IFCHR) +#define S_ISBLK(m) (((m) & S_IFMT) == S_IFBLK) +#define S_ISFIFO(m) (((m) & S_IFMT) == S_IFIFO) +#define S_ISSOCK(m) (((m) & S_IFMT) == S_IFSOCK) /************************************************************ * Type Definitions ************************************************************/ +/* This is the simplified struct stat as returned by fstat(). + * This structure provides information about a specific file + * or directory in the file system. + */ + +struct stat +{ + mode_t st_mode; /* File type, atributes, and access mode bits */ + off_t st_size; /* Size of file/directory, in bytes */ + blksize_t st_blksize; /* Blocksize used for filesystem I/O */ + blkcnt_t st_blocks; /* Number of blocks allocated*/ + time_t st_atime; /* Time of last access */ + time_t st_mtime; /* Time of last modification */ + time_t st_ctime; /* Time of last status change */ +}; + /************************************************************ * Global Function Prototypes ************************************************************/ @@ -58,7 +123,9 @@ extern "C" { #define EXTERN extern #endif -EXTERN int mkdir(const char *pathname, mode_t mode); +EXTERN int mkdir(FAR const char *pathname, mode_t mode); +EXTERN int stat(const char *path, FAR struct stat *buf); +EXTERN int fstat(int fd, FAR struct stat *buf); #undef EXTERN #if defined(__cplusplus) |