android_kernel_motorola_sm6225/include/linux/file.h
Al Viro 9f3acc3140 [PATCH] split linux/file.h
Initial splitoff of the low-level stuff; taken to fdtable.h

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2008-05-01 13:08:16 -04:00

43 lines
1.2 KiB
C

/*
* Wrapper functions for accessing the file_struct fd array.
*/
#ifndef __LINUX_FILE_H
#define __LINUX_FILE_H
#include <linux/compiler.h>
#include <linux/types.h>
#include <linux/posix_types.h>
struct file;
extern void __fput(struct file *);
extern void fput(struct file *);
extern void drop_file_write_access(struct file *file);
struct file_operations;
struct vfsmount;
struct dentry;
extern int init_file(struct file *, struct vfsmount *mnt,
struct dentry *dentry, mode_t mode,
const struct file_operations *fop);
extern struct file *alloc_file(struct vfsmount *, struct dentry *dentry,
mode_t mode, const struct file_operations *fop);
static inline void fput_light(struct file *file, int fput_needed)
{
if (unlikely(fput_needed))
fput(file);
}
extern struct file *fget(unsigned int fd);
extern struct file *fget_light(unsigned int fd, int *fput_needed);
extern void set_close_on_exec(unsigned int fd, int flag);
extern void put_filp(struct file *);
extern int get_unused_fd(void);
extern int get_unused_fd_flags(int flags);
extern void put_unused_fd(unsigned int fd);
extern void fd_install(unsigned int fd, struct file *file);
#endif /* __LINUX_FILE_H */