+++ /dev/null
-/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
-#ifndef _ASM_GENERIC_FCNTL_H
-#define _ASM_GENERIC_FCNTL_H
-
-#include <linux/types.h>
-
-/*
- * FMODE_EXEC is 0x20
- * FMODE_NONOTIFY is 0x4000000
- * These cannot be used by userspace O_* until internal and external open
- * flags are split.
- * -Eric Paris
- */
-
-/*
- * When introducing new O_* bits, please check its uniqueness in fcntl_init().
- */
-
-#define O_ACCMODE 00000003
-#define O_RDONLY 00000000
-#define O_WRONLY 00000001
-#define O_RDWR 00000002
-#ifndef O_CREAT
-#define O_CREAT 00000100 /* not fcntl */
-#endif
-#ifndef O_EXCL
-#define O_EXCL 00000200 /* not fcntl */
-#endif
-#ifndef O_NOCTTY
-#define O_NOCTTY 00000400 /* not fcntl */
-#endif
-#ifndef O_TRUNC
-#define O_TRUNC 00001000 /* not fcntl */
-#endif
-#ifndef O_APPEND
-#define O_APPEND 00002000
-#endif
-#ifndef O_NONBLOCK
-#define O_NONBLOCK 00004000
-#endif
-#ifndef O_DSYNC
-#define O_DSYNC 00010000 /* used to be O_SYNC, see below */
-#endif
-#ifndef FASYNC
-#define FASYNC 00020000 /* fcntl, for BSD compatibility */
-#endif
-#ifndef O_DIRECT
-#define O_DIRECT 00040000 /* direct disk access hint */
-#endif
-#ifndef O_LARGEFILE
-#define O_LARGEFILE 00100000
-#endif
-#ifndef O_DIRECTORY
-#define O_DIRECTORY 00200000 /* must be a directory */
-#endif
-#ifndef O_NOFOLLOW
-#define O_NOFOLLOW 00400000 /* don't follow links */
-#endif
-#ifndef O_NOATIME
-#define O_NOATIME 01000000
-#endif
-#ifndef O_CLOEXEC
-#define O_CLOEXEC 02000000 /* set close_on_exec */
-#endif
-
-/*
- * Before Linux 2.6.33 only O_DSYNC semantics were implemented, but using
- * the O_SYNC flag. We continue to use the existing numerical value
- * for O_DSYNC semantics now, but using the correct symbolic name for it.
- * This new value is used to request true Posix O_SYNC semantics. It is
- * defined in this strange way to make sure applications compiled against
- * new headers get at least O_DSYNC semantics on older kernels.
- *
- * This has the nice side-effect that we can simply test for O_DSYNC
- * wherever we do not care if O_DSYNC or O_SYNC is used.
- *
- * Note: __O_SYNC must never be used directly.
- */
-#ifndef O_SYNC
-#define __O_SYNC 04000000
-#define O_SYNC (__O_SYNC|O_DSYNC)
-#endif
-
-#ifndef O_PATH
-#define O_PATH 010000000
-#endif
-
-#ifndef __O_TMPFILE
-#define __O_TMPFILE 020000000
-#endif
-
-/* a horrid kludge trying to make sure that this will fail on old kernels */
-#define O_TMPFILE (__O_TMPFILE | O_DIRECTORY)
-
-#ifndef O_NDELAY
-#define O_NDELAY O_NONBLOCK
-#endif
-
-#define F_DUPFD 0 /* dup */
-#define F_GETFD 1 /* get close_on_exec */
-#define F_SETFD 2 /* set/clear close_on_exec */
-#define F_GETFL 3 /* get file->f_flags */
-#define F_SETFL 4 /* set file->f_flags */
-#ifndef F_GETLK
-#define F_GETLK 5
-#define F_SETLK 6
-#define F_SETLKW 7
-#endif
-#ifndef F_SETOWN
-#define F_SETOWN 8 /* for sockets. */
-#define F_GETOWN 9 /* for sockets. */
-#endif
-#ifndef F_SETSIG
-#define F_SETSIG 10 /* for sockets. */
-#define F_GETSIG 11 /* for sockets. */
-#endif
-
-#if __BITS_PER_LONG == 32 || defined(__KERNEL__)
-#ifndef F_GETLK64
-#define F_GETLK64 12 /* using 'struct flock64' */
-#define F_SETLK64 13
-#define F_SETLKW64 14
-#endif
-#endif /* __BITS_PER_LONG == 32 || defined(__KERNEL__) */
-
-#ifndef F_SETOWN_EX
-#define F_SETOWN_EX 15
-#define F_GETOWN_EX 16
-#endif
-
-#ifndef F_GETOWNER_UIDS
-#define F_GETOWNER_UIDS 17
-#endif
-
-/*
- * Open File Description Locks
- *
- * Usually record locks held by a process are released on *any* close and are
- * not inherited across a fork().
- *
- * These cmd values will set locks that conflict with process-associated
- * record locks, but are "owned" by the open file description, not the
- * process. This means that they are inherited across fork() like BSD (flock)
- * locks, and they are only released automatically when the last reference to
- * the open file against which they were acquired is put.
- */
-#define F_OFD_GETLK 36
-#define F_OFD_SETLK 37
-#define F_OFD_SETLKW 38
-
-#define F_OWNER_TID 0
-#define F_OWNER_PID 1
-#define F_OWNER_PGRP 2
-
-struct f_owner_ex {
- int type;
- __kernel_pid_t pid;
-};
-
-/* for F_[GET|SET]FL */
-#define FD_CLOEXEC 1 /* actually anything with low bit set goes */
-
-/* for posix fcntl() and lockf() */
-#ifndef F_RDLCK
-#define F_RDLCK 0
-#define F_WRLCK 1
-#define F_UNLCK 2
-#endif
-
-/* for old implementation of bsd flock () */
-#ifndef F_EXLCK
-#define F_EXLCK 4 /* or 3 */
-#define F_SHLCK 8 /* or 4 */
-#endif
-
-/* operations for bsd flock(), also used by the kernel implementation */
-#define LOCK_SH 1 /* shared lock */
-#define LOCK_EX 2 /* exclusive lock */
-#define LOCK_NB 4 /* or'd with one of the above to prevent
- blocking */
-#define LOCK_UN 8 /* remove lock */
-
-/*
- * LOCK_MAND support has been removed from the kernel. We leave the symbols
- * here to not break legacy builds, but these should not be used in new code.
- */
-#define LOCK_MAND 32 /* This is a mandatory flock ... */
-#define LOCK_READ 64 /* which allows concurrent read operations */
-#define LOCK_WRITE 128 /* which allows concurrent write operations */
-#define LOCK_RW 192 /* which allows concurrent read & write ops */
-
-#define F_LINUX_SPECIFIC_BASE 1024
-
-#ifndef HAVE_ARCH_STRUCT_FLOCK
-struct flock {
- short l_type;
- short l_whence;
- __kernel_off_t l_start;
- __kernel_off_t l_len;
- __kernel_pid_t l_pid;
-#ifdef __ARCH_FLOCK_EXTRA_SYSID
- __ARCH_FLOCK_EXTRA_SYSID
-#endif
-#ifdef __ARCH_FLOCK_PAD
- __ARCH_FLOCK_PAD
-#endif
-};
-
-struct flock64 {
- short l_type;
- short l_whence;
- __kernel_loff_t l_start;
- __kernel_loff_t l_len;
- __kernel_pid_t l_pid;
-#ifdef __ARCH_FLOCK64_PAD
- __ARCH_FLOCK64_PAD
-#endif
-};
-#endif /* HAVE_ARCH_STRUCT_FLOCK */
-
-#endif /* _ASM_GENERIC_FCNTL_H */
+++ /dev/null
-/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
-#ifndef _UAPI_LINUX_FCNTL_H
-#define _UAPI_LINUX_FCNTL_H
-
-#include <asm/fcntl.h>
-#include <linux/openat2.h>
-
-#define F_SETLEASE (F_LINUX_SPECIFIC_BASE + 0)
-#define F_GETLEASE (F_LINUX_SPECIFIC_BASE + 1)
-
-/*
- * Cancel a blocking posix lock; internal use only until we expose an
- * asynchronous lock api to userspace:
- */
-#define F_CANCELLK (F_LINUX_SPECIFIC_BASE + 5)
-
-/* Create a file descriptor with FD_CLOEXEC set. */
-#define F_DUPFD_CLOEXEC (F_LINUX_SPECIFIC_BASE + 6)
-
-/*
- * Request nofications on a directory.
- * See below for events that may be notified.
- */
-#define F_NOTIFY (F_LINUX_SPECIFIC_BASE+2)
-
-/*
- * Set and get of pipe page size array
- */
-#define F_SETPIPE_SZ (F_LINUX_SPECIFIC_BASE + 7)
-#define F_GETPIPE_SZ (F_LINUX_SPECIFIC_BASE + 8)
-
-/*
- * Set/Get seals
- */
-#define F_ADD_SEALS (F_LINUX_SPECIFIC_BASE + 9)
-#define F_GET_SEALS (F_LINUX_SPECIFIC_BASE + 10)
-
-/*
- * Types of seals
- */
-#define F_SEAL_SEAL 0x0001 /* prevent further seals from being set */
-#define F_SEAL_SHRINK 0x0002 /* prevent file from shrinking */
-#define F_SEAL_GROW 0x0004 /* prevent file from growing */
-#define F_SEAL_WRITE 0x0008 /* prevent writes */
-#define F_SEAL_FUTURE_WRITE 0x0010 /* prevent future writes while mapped */
-#define F_SEAL_EXEC 0x0020 /* prevent chmod modifying exec bits */
-/* (1U << 31) is reserved for signed error codes */
-
-/*
- * Set/Get write life time hints. {GET,SET}_RW_HINT operate on the
- * underlying inode, while {GET,SET}_FILE_RW_HINT operate only on
- * the specific file.
- */
-#define F_GET_RW_HINT (F_LINUX_SPECIFIC_BASE + 11)
-#define F_SET_RW_HINT (F_LINUX_SPECIFIC_BASE + 12)
-#define F_GET_FILE_RW_HINT (F_LINUX_SPECIFIC_BASE + 13)
-#define F_SET_FILE_RW_HINT (F_LINUX_SPECIFIC_BASE + 14)
-
-/*
- * Valid hint values for F_{GET,SET}_RW_HINT. 0 is "not set", or can be
- * used to clear any hints previously set.
- */
-#define RWH_WRITE_LIFE_NOT_SET 0
-#define RWH_WRITE_LIFE_NONE 1
-#define RWH_WRITE_LIFE_SHORT 2
-#define RWH_WRITE_LIFE_MEDIUM 3
-#define RWH_WRITE_LIFE_LONG 4
-#define RWH_WRITE_LIFE_EXTREME 5
-
-/*
- * The originally introduced spelling is remained from the first
- * versions of the patch set that introduced the feature, see commit
- * v4.13-rc1~212^2~51.
- */
-#define RWF_WRITE_LIFE_NOT_SET RWH_WRITE_LIFE_NOT_SET
-
-/*
- * Types of directory notifications that may be requested.
- */
-#define DN_ACCESS 0x00000001 /* File accessed */
-#define DN_MODIFY 0x00000002 /* File modified */
-#define DN_CREATE 0x00000004 /* File created */
-#define DN_DELETE 0x00000008 /* File removed */
-#define DN_RENAME 0x00000010 /* File renamed */
-#define DN_ATTRIB 0x00000020 /* File changed attibutes */
-#define DN_MULTISHOT 0x80000000 /* Don't remove notifier */
-
-/*
- * The constants AT_REMOVEDIR and AT_EACCESS have the same value. AT_EACCESS is
- * meaningful only to faccessat, while AT_REMOVEDIR is meaningful only to
- * unlinkat. The two functions do completely different things and therefore,
- * the flags can be allowed to overlap. For example, passing AT_REMOVEDIR to
- * faccessat would be undefined behavior and thus treating it equivalent to
- * AT_EACCESS is valid undefined behavior.
- */
-#define AT_FDCWD -100 /* Special value used to indicate
- openat should use the current
- working directory. */
-#define AT_SYMLINK_NOFOLLOW 0x100 /* Do not follow symbolic links. */
-#define AT_EACCESS 0x200 /* Test access permitted for
- effective IDs, not real IDs. */
-#define AT_REMOVEDIR 0x200 /* Remove directory instead of
- unlinking file. */
-#define AT_SYMLINK_FOLLOW 0x400 /* Follow symbolic links. */
-#define AT_NO_AUTOMOUNT 0x800 /* Suppress terminal automount traversal */
-#define AT_EMPTY_PATH 0x1000 /* Allow empty relative pathname */
-
-#define AT_STATX_SYNC_TYPE 0x6000 /* Type of synchronisation required from statx() */
-#define AT_STATX_SYNC_AS_STAT 0x0000 /* - Do whatever stat() does */
-#define AT_STATX_FORCE_SYNC 0x2000 /* - Force the attributes to be sync'd with the server */
-#define AT_STATX_DONT_SYNC 0x4000 /* - Don't sync attributes with the server */
-
-#define AT_RECURSIVE 0x8000 /* Apply to the entire subtree */
-
-/* Flags for name_to_handle_at(2). We reuse AT_ flag space to save bits... */
-#define AT_HANDLE_FID AT_REMOVEDIR /* file handle is needed to
- compare object identity and may not
- be usable to open_by_handle_at(2) */
-#if defined(__KERNEL__)
-#define AT_GETATTR_NOSEC 0x80000000
-#endif
-
-#endif /* _UAPI_LINUX_FCNTL_H */
+++ /dev/null
-/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
-#ifndef _UAPI_LINUX_OPENAT2_H
-#define _UAPI_LINUX_OPENAT2_H
-
-#include <linux/types.h>
-
-/*
- * Arguments for how openat2(2) should open the target path. If only @flags and
- * @mode are non-zero, then openat2(2) operates very similarly to openat(2).
- *
- * However, unlike openat(2), unknown or invalid bits in @flags result in
- * -EINVAL rather than being silently ignored. @mode must be zero unless one of
- * {O_CREAT, O_TMPFILE} are set.
- *
- * @flags: O_* flags.
- * @mode: O_CREAT/O_TMPFILE file mode.
- * @resolve: RESOLVE_* flags.
- */
-struct open_how {
- __u64 flags;
- __u64 mode;
- __u64 resolve;
-};
-
-/* how->resolve flags for openat2(2). */
-#define RESOLVE_NO_XDEV 0x01 /* Block mount-point crossings
- (includes bind-mounts). */
-#define RESOLVE_NO_MAGICLINKS 0x02 /* Block traversal through procfs-style
- "magic-links". */
-#define RESOLVE_NO_SYMLINKS 0x04 /* Block traversal through all symlinks
- (implies OEXT_NO_MAGICLINKS) */
-#define RESOLVE_BENEATH 0x08 /* Block "lexical" trickery like
- "..", symlinks, and absolute
- paths which escape the dirfd. */
-#define RESOLVE_IN_ROOT 0x10 /* Make all jumps to "/" and ".."
- be scoped inside the dirfd
- (similar to chroot(2)). */
-#define RESOLVE_CACHED 0x20 /* Only complete if resolution can be
- completed through cached lookup. May
- return -EAGAIN if that's not
- possible. */
-
-#endif /* _UAPI_LINUX_OPENAT2_H */
"include/uapi/drm/drm.h"
"include/uapi/drm/i915_drm.h"
"include/uapi/linux/fadvise.h"
- "include/uapi/linux/fcntl.h"
"include/uapi/linux/fscrypt.h"
"include/uapi/linux/kcmp.h"
"include/uapi/linux/kvm.h"
"include/uapi/linux/in.h"
- "include/uapi/linux/openat2.h"
"include/uapi/linux/perf_event.h"
"include/uapi/linux/sched.h"
"include/uapi/linux/seccomp.h"
projects / linux.git / commitdiff