Add name_to_handle_at, open_by_handle etc. to MIPS bits/fcntl.h.

This commit is contained in:
Joseph Myers 2011-04-01 16:19:06 +00:00
parent 82be5f39a0
commit 01b5049d10
2 changed files with 49 additions and 5 deletions

View File

@ -1,3 +1,9 @@
2011-04-01 Joseph Myers <joseph@codesourcery.com>
* sysdeps/unix/sysv/linux/mips/bits/fcntl.h: Define struct
file_handle and MAX_HANDLE_SZ. Declare name_to_handle_at and
open_by_handle. Augment a few comments.
2011-04-01 Joseph Myers <joseph@codesourcery.com>
* sysdeps/unix/sysv/linux/mips/mips32/sync_file_range.c: Make

View File

@ -1,6 +1,6 @@
/* O_*, F_*, FD_* bit values for Linux.
Copyright (C) 1995, 1996, 1997, 1998, 2000, 2002, 2003, 2004, 2006,
2007, 2009, 2010 Free Software Foundation, Inc.
2007, 2009, 2010, 2011 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@ -245,6 +245,19 @@ struct f_owner_ex
we splice from/to). */
# define SPLICE_F_MORE 4 /* Expect more data. */
# define SPLICE_F_GIFT 8 /* Pages passed in are a gift. */
/* File handle structure. */
struct file_handle
{
unsigned int handle_bytes;
int handle_type;
/* File identifier. */
unsigned char f_handle[0];
};
/* Maximum handle size (for now). */
# define MAX_HANDLE_SZ 128
#endif
__BEGIN_DECLS
@ -261,20 +274,32 @@ extern int sync_file_range (int __fd, __off64_t __offset, __off64_t __count,
unsigned int __flags);
/* Splice address range into a pipe. */
/* Splice address range into a pipe.
This function is a possible cancellation point and therefore not
marked with __THROW. */
extern ssize_t vmsplice (int __fdout, const struct iovec *__iov,
size_t __count, unsigned int __flags);
/* Splice two files together. */
/* Splice two files together.
This function is a possible cancellation point and therefore not
marked with __THROW. */
extern ssize_t splice (int __fdin, __off64_t *__offin, int __fdout,
__off64_t *__offout, size_t __len,
unsigned int __flags);
/* In-kernel implementation of tee for pipe buffers. */
/* In-kernel implementation of tee for pipe buffers.
This function is a possible cancellation point and therefore not
marked with __THROW. */
extern ssize_t tee (int __fdin, int __fdout, size_t __len,
unsigned int __flags);
/* Reserve storage for the data of the file associated with FD. */
/* Reserve storage for the data of the file associated with FD.
This function is a possible cancellation point and therefore not
marked with __THROW. */
# ifndef __USE_FILE_OFFSET64
extern int fallocate (int __fd, int __mode, __off_t __offset, __off_t __len);
# else
@ -291,6 +316,19 @@ extern int fallocate64 (int __fd, int __mode, __off64_t __offset,
__off64_t __len);
# endif
/* Map file name to file handle. */
extern int name_to_handle_at (int __dfd, const char *__name,
struct file_handle *__handle, int *__mnt_id,
int __flags) __THROW;
/* Open file using the file handle.
This function is a possible cancellation point and therefore not
marked with __THROW. */
extern int open_by_handle (int __mountdirfd, struct file_handle *__handle,
int __flags);
#endif
__END_DECLS