1/* 2* Header file for using yaffs in an application via 3* a direct interface. 4*/ 5 6 7#ifndef __YAFFSFS_H__ 8#define __YAFFSFS_H__ 9 10#include "yaffscfg.h" 11#include "yportenv.h" 12 13 14//typedef long off_t; 15//typedef long dev_t; 16//typedef unsigned long mode_t; 17 18 19#ifndef NAME_MAX 20#define NAME_MAX 256 21#endif 22 23#ifndef O_RDONLY 24#define O_RDONLY 00 25#endif 26 27#ifndef O_WRONLY 28#define O_WRONLY 01 29#endif 30 31#ifndef O_RDWR 32#define O_RDWR 02 33#endif 34 35#ifndef O_CREAT 36#define O_CREAT 0100 37#endif 38 39#ifndef O_EXCL 40#define O_EXCL 0200 41#endif 42 43#ifndef O_TRUNC 44#define O_TRUNC 01000 45#endif 46 47#ifndef O_APPEND 48#define O_APPEND 02000 49#endif 50 51#ifndef SEEK_SET 52#define SEEK_SET 0 53#endif 54 55#ifndef SEEK_CUR 56#define SEEK_CUR 1 57#endif 58 59#ifndef SEEK_END 60#define SEEK_END 2 61#endif 62 63#ifndef EBUSY 64#define EBUSY 16 65#endif 66 67#ifndef ENODEV 68#define ENODEV 19 69#endif 70 71#ifndef EINVAL 72#define EINVAL 22 73#endif 74 75#ifndef EBADF 76#define EBADF 9 77#endif 78 79#ifndef EACCESS 80#define EACCESS 13 81#endif 82 83#ifndef EXDEV 84#define EXDEV 18 85#endif 86 87#ifndef ENOENT 88#define ENOENT 2 89#endif 90 91#ifndef ENOSPC 92#define ENOSPC 28 93#endif 94 95#ifndef ENOTEMPTY 96#define ENOTEMPTY 39 97#endif 98 99#ifndef ENOMEM 100#define ENOMEM 12 101#endif 102 103#ifndef EEXIST 104#define EEXIST 17 105#endif 106 107#ifndef ENOTDIR 108#define ENOTDIR 20 109#endif 110 111#ifndef EISDIR 112#define EISDIR 21 113#endif 114 115 116// Mode flags 117 118#ifndef S_IFMT 119#define S_IFMT 0170000 120#endif 121 122#ifndef S_IFLNK 123#define S_IFLNK 0120000 124#endif 125 126#ifndef S_IFDIR 127#define S_IFDIR 0040000 128#endif 129 130#ifndef S_IFREG 131#define S_IFREG 0100000 132#endif 133 134#ifndef S_IREAD 135#define S_IREAD 0000400 136#endif 137 138#ifndef S_IWRITE 139#define S_IWRITE 0000200 140#endif 141 142 143 144 145struct yaffs_dirent{ 146 long d_ino; /* inode number */ 147 off_t d_off; /* offset to this dirent */ 148 unsigned short d_reclen; /* length of this d_name */ 149 char d_name [NAME_MAX+1]; /* file name (null-terminated) */ 150}; 151 152typedef struct yaffs_dirent yaffs_dirent; 153 154 155typedef struct __opaque yaffs_DIR; 156 157 158 159struct yaffs_stat{ 160 int st_dev; /* device */ 161 int st_ino; /* inode */ 162 mode_t st_mode; /* protection */ 163 int st_nlink; /* number of hard links */ 164 int st_uid; /* user ID of owner */ 165 int st_gid; /* group ID of owner */ 166 unsigned st_rdev; /* device type (if inode device) */ 167 off_t st_size; /* total size, in bytes */ 168 unsigned long st_blksize; /* blocksize for filesystem I/O */ 169 unsigned long st_blocks; /* number of blocks allocated */ 170 unsigned long yst_atime; /* time of last access */ 171 unsigned long yst_mtime; /* time of last modification */ 172 unsigned long yst_ctime; /* time of last change */ 173}; 174 175int yaffs_open(const char *path, int oflag, int mode) ; 176int yaffs_read(int fd, void *buf, unsigned int nbyte) ; 177int yaffs_write(int fd, const void *buf, unsigned int nbyte) ; 178int yaffs_close(int fd) ; 179off_t yaffs_lseek(int fd, off_t offset, int whence) ; 180int yaffs_truncate(int fd, off_t newSize); 181 182int yaffs_unlink(const char *path) ; 183int yaffs_rename(const char *oldPath, const char *newPath) ; 184 185int yaffs_stat(const char *path, struct yaffs_stat *buf) ; 186int yaffs_lstat(const char *path, struct yaffs_stat *buf) ; 187int yaffs_fstat(int fd, struct yaffs_stat *buf) ; 188 189int yaffs_chmod(const char *path, mode_t mode); 190int yaffs_fchmod(int fd, mode_t mode); 191 192int yaffs_mkdir(const char *path, mode_t mode) ; 193int yaffs_rmdir(const char *path) ; 194 195yaffs_DIR *yaffs_opendir(const char *dirname) ; 196struct yaffs_dirent *yaffs_readdir(yaffs_DIR *dirp) ; 197void yaffs_rewinddir(yaffs_DIR *dirp) ; 198int yaffs_closedir(yaffs_DIR *dirp) ; 199 200int yaffs_mount(const char *path) ; 201int yaffs_unmount(const char *path) ; 202 203int yaffs_symlink(const char *oldpath, const char *newpath); 204int yaffs_readlink(const char *path, char *buf, int bufsiz); 205 206int yaffs_link(const char *oldpath, const char *newpath); 207int yaffs_mknod(const char *pathname, mode_t mode, dev_t dev); 208 209loff_t yaffs_freespace(const char *path); 210 211void yaffs_initialise(yaffsfs_DeviceConfiguration *configList); 212 213int yaffs_StartUp(void); 214 215#endif 216 217 218