2009-03-04 04:28:35 +01:00
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/****************************************************************************
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****************************************************************************
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***
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*** This header was automatically generated from a Linux kernel header
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*** of the same name, to make information necessary for userspace to
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*** call into the kernel available to libc. It contains only constants,
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*** structures, and macros generated from the original header, and thus,
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*** contains no copyrightable information.
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***
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2012-03-08 06:13:49 +01:00
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*** To edit the content of this header, modify the corresponding
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*** source file (e.g. under external/kernel-headers/original/) then
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*** run bionic/libc/kernel/tools/update_all.py
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***
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*** Any manual change here will be lost the next time this script will
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*** be run. You've been warned!
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***
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2009-03-04 04:28:35 +01:00
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****************************************************************************
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****************************************************************************/
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#ifndef __LINUX_FILE_H
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#define __LINUX_FILE_H
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#include <asm/atomic.h>
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#include <linux/posix_types.h>
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2012-03-08 06:13:49 +01:00
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/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
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2009-03-04 04:28:35 +01:00
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#include <linux/compiler.h>
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#include <linux/spinlock.h>
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#include <linux/rcupdate.h>
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#include <linux/types.h>
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2012-03-08 06:13:49 +01:00
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/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
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2009-03-04 04:28:35 +01:00
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#define NR_OPEN_DEFAULT BITS_PER_LONG
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struct embedded_fd_set {
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unsigned long fds_bits[1];
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};
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2012-03-08 06:13:49 +01:00
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/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
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2009-03-04 04:28:35 +01:00
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#define EMBEDDED_FD_SET_SIZE (BITS_PER_BYTE * sizeof(struct embedded_fd_set))
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struct fdtable {
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unsigned int max_fds;
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int max_fdset;
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2012-03-08 06:13:49 +01:00
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/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
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2009-03-04 04:28:35 +01:00
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struct file ** fd;
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fd_set *close_on_exec;
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fd_set *open_fds;
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struct rcu_head rcu;
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2012-03-08 06:13:49 +01:00
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/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
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2009-03-04 04:28:35 +01:00
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struct files_struct *free_files;
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struct fdtable *next;
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};
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struct files_struct {
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2012-03-08 06:13:49 +01:00
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/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
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2009-03-04 04:28:35 +01:00
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atomic_t count;
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struct fdtable *fdt;
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struct fdtable fdtab;
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spinlock_t file_lock ____cacheline_aligned_in_smp;
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2012-03-08 06:13:49 +01:00
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/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
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2009-03-04 04:28:35 +01:00
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int next_fd;
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struct embedded_fd_set close_on_exec_init;
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struct embedded_fd_set open_fds_init;
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struct file * fd_array[NR_OPEN_DEFAULT];
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2012-03-08 06:13:49 +01:00
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/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
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2009-03-04 04:28:35 +01:00
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};
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#define files_fdtable(files) (rcu_dereference((files)->fdt))
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struct kmem_cache;
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#define fcheck(fd) fcheck_files(current->files, fd)
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2012-03-08 06:13:49 +01:00
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/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
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2009-03-04 04:28:35 +01:00
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struct task_struct;
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struct files_struct *get_files_struct(struct task_struct *);
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#endif
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