1/****************************************************************************
2 ****************************************************************************
3 ***
4 ***   This header was automatically generated from a Linux kernel header
5 ***   of the same name, to make information necessary for userspace to
6 ***   call into the kernel available to libc.  It contains only constants,
7 ***   structures, and macros generated from the original header, and thus,
8 ***   contains no copyrightable information.
9 ***
10 ***   To edit the content of this header, modify the corresponding
11 ***   source file (e.g. under external/kernel-headers/original/) then
12 ***   run bionic/libc/kernel/tools/update_all.py
13 ***
14 ***   Any manual change here will be lost the next time this script will
15 ***   be run. You've been warned!
16 ***
17 ****************************************************************************
18 ****************************************************************************/
19#ifndef _UAPI_LINUX_FUTEX_H
20#define _UAPI_LINUX_FUTEX_H
21#include <linux/compiler.h>
22#include <linux/types.h>
23#define FUTEX_WAIT 0
24#define FUTEX_WAKE 1
25#define FUTEX_FD 2
26#define FUTEX_REQUEUE 3
27#define FUTEX_CMP_REQUEUE 4
28#define FUTEX_WAKE_OP 5
29#define FUTEX_LOCK_PI 6
30#define FUTEX_UNLOCK_PI 7
31#define FUTEX_TRYLOCK_PI 8
32#define FUTEX_WAIT_BITSET 9
33#define FUTEX_WAKE_BITSET 10
34#define FUTEX_WAIT_REQUEUE_PI 11
35#define FUTEX_CMP_REQUEUE_PI 12
36#define FUTEX_PRIVATE_FLAG 128
37#define FUTEX_CLOCK_REALTIME 256
38#define FUTEX_CMD_MASK ~(FUTEX_PRIVATE_FLAG | FUTEX_CLOCK_REALTIME)
39#define FUTEX_WAIT_PRIVATE (FUTEX_WAIT | FUTEX_PRIVATE_FLAG)
40#define FUTEX_WAKE_PRIVATE (FUTEX_WAKE | FUTEX_PRIVATE_FLAG)
41#define FUTEX_REQUEUE_PRIVATE (FUTEX_REQUEUE | FUTEX_PRIVATE_FLAG)
42#define FUTEX_CMP_REQUEUE_PRIVATE (FUTEX_CMP_REQUEUE | FUTEX_PRIVATE_FLAG)
43#define FUTEX_WAKE_OP_PRIVATE (FUTEX_WAKE_OP | FUTEX_PRIVATE_FLAG)
44#define FUTEX_LOCK_PI_PRIVATE (FUTEX_LOCK_PI | FUTEX_PRIVATE_FLAG)
45#define FUTEX_UNLOCK_PI_PRIVATE (FUTEX_UNLOCK_PI | FUTEX_PRIVATE_FLAG)
46#define FUTEX_TRYLOCK_PI_PRIVATE (FUTEX_TRYLOCK_PI | FUTEX_PRIVATE_FLAG)
47#define FUTEX_WAIT_BITSET_PRIVATE (FUTEX_WAIT_BITSET | FUTEX_PRIVATE_FLAG)
48#define FUTEX_WAKE_BITSET_PRIVATE (FUTEX_WAKE_BITSET | FUTEX_PRIVATE_FLAG)
49#define FUTEX_WAIT_REQUEUE_PI_PRIVATE (FUTEX_WAIT_REQUEUE_PI | FUTEX_PRIVATE_FLAG)
50#define FUTEX_CMP_REQUEUE_PI_PRIVATE (FUTEX_CMP_REQUEUE_PI | FUTEX_PRIVATE_FLAG)
51struct robust_list {
52  struct robust_list __user * next;
53};
54struct robust_list_head {
55  struct robust_list list;
56  long futex_offset;
57  struct robust_list __user * list_op_pending;
58};
59#define FUTEX_WAITERS 0x80000000
60#define FUTEX_OWNER_DIED 0x40000000
61#define FUTEX_TID_MASK 0x3fffffff
62#define ROBUST_LIST_LIMIT 2048
63#define FUTEX_BITSET_MATCH_ANY 0xffffffff
64#define FUTEX_OP_SET 0
65#define FUTEX_OP_ADD 1
66#define FUTEX_OP_OR 2
67#define FUTEX_OP_ANDN 3
68#define FUTEX_OP_XOR 4
69#define FUTEX_OP_OPARG_SHIFT 8
70#define FUTEX_OP_CMP_EQ 0
71#define FUTEX_OP_CMP_NE 1
72#define FUTEX_OP_CMP_LT 2
73#define FUTEX_OP_CMP_LE 3
74#define FUTEX_OP_CMP_GT 4
75#define FUTEX_OP_CMP_GE 5
76#define FUTEX_OP(op,oparg,cmp,cmparg) (((op & 0xf) << 28) | ((cmp & 0xf) << 24) | ((oparg & 0xfff) << 12) | (cmparg & 0xfff))
77#endif
78