Linux/include/linux/file.h

  1 /*
  2  * Wrapper functions for accessing the file_struct fd array.
  3  */
  4 
  5 #ifndef __LINUX_FILE_H
  6 #define __LINUX_FILE_H
  7 
  8 #include <linux/compiler.h>
  9 #include <linux/types.h>
 10 #include <linux/posix_types.h>
 11 
 12 struct file;
 13 
 14 extern void fput(struct file *);
 15 
 16 struct file_operations;
 17 struct vfsmount;
 18 struct dentry;
 19 struct path;
 20 extern struct file *alloc_file(struct path *, fmode_t mode,
 21         const struct file_operations *fop);
 22 
 23 static inline void fput_light(struct file *file, int fput_needed)
 24 {
 25         if (fput_needed)
 26                 fput(file);
 27 }
 28 
 29 extern struct file *fget(unsigned int fd);
 30 extern struct file *fget_light(unsigned int fd, int *fput_needed);
 31 extern struct file *fget_raw(unsigned int fd);
 32 extern struct file *fget_raw_light(unsigned int fd, int *fput_needed);
 33 extern void set_close_on_exec(unsigned int fd, int flag);
 34 extern void put_filp(struct file *);
 35 extern int alloc_fd(unsigned start, unsigned flags);
 36 extern int get_unused_fd(void);
 37 #define get_unused_fd_flags(flags) alloc_fd(0, (flags))
 38 extern void put_unused_fd(unsigned int fd);
 39 
 40 extern void fd_install(unsigned int fd, struct file *file);
 41 
 42 #endif /* __LINUX_FILE_H */
 43

This page was automatically generated by LXR 0.3.1.  •  Linux is a registered trademark of Linus Torvalds