file.h

   1 #ifndef FILE_H
   2 #define FILE_H
   3
   4 #include "tfs.h"
   5
   6 #define SEEK_SET 0
   7 #define SEEK_CUR 1
   8 #define SEEK_END 2
   9
  10 struct file {
  11         struct tfs_sb_info *sbi;     /* which fs we belong to */
  12         struct inode *inode;  /* the file-specific information */
  13         uint32_t offset;      /* for next read */
  14 };
  15
  16 struct file *tfs_open(struct tfs_sb_info *, const char *, uint32_t);
  17 int tfs_read(struct file *, void *, uint32_t);
  18 int tfs_write(struct file *, void *, uint32_t);
  19 int tfs_lseek(struct file *, int, int);
  20 void tfs_close(struct file *);
  21
  22 #endif /* file.h */