/* * 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; struct path; extern struct file *alloc_file(struct path *, fmode_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 alloc_fd(unsigned start, unsigned flags); extern int get_unused_fd(void); #define get_unused_fd_flags(flags) alloc_fd(0, (flags)) extern void put_unused_fd(unsigned int fd); extern void fd_install(unsigned int fd, struct file *file); #endif /* __LINUX_FILE_H */