xref: /aosp_15_r20/external/kernel-headers/original/uapi/asm-generic/poll.h (revision f80ad8b4341604f5951dab671d41019a6d7087ce)
1*f80ad8b4SAndroid Build Coastguard Worker /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2*f80ad8b4SAndroid Build Coastguard Worker #ifndef __ASM_GENERIC_POLL_H
3*f80ad8b4SAndroid Build Coastguard Worker #define __ASM_GENERIC_POLL_H
4*f80ad8b4SAndroid Build Coastguard Worker 
5*f80ad8b4SAndroid Build Coastguard Worker /* These are specified by iBCS2 */
6*f80ad8b4SAndroid Build Coastguard Worker #define POLLIN		0x0001
7*f80ad8b4SAndroid Build Coastguard Worker #define POLLPRI		0x0002
8*f80ad8b4SAndroid Build Coastguard Worker #define POLLOUT		0x0004
9*f80ad8b4SAndroid Build Coastguard Worker #define POLLERR		0x0008
10*f80ad8b4SAndroid Build Coastguard Worker #define POLLHUP		0x0010
11*f80ad8b4SAndroid Build Coastguard Worker #define POLLNVAL	0x0020
12*f80ad8b4SAndroid Build Coastguard Worker 
13*f80ad8b4SAndroid Build Coastguard Worker /* The rest seem to be more-or-less nonstandard. Check them! */
14*f80ad8b4SAndroid Build Coastguard Worker #define POLLRDNORM	0x0040
15*f80ad8b4SAndroid Build Coastguard Worker #define POLLRDBAND	0x0080
16*f80ad8b4SAndroid Build Coastguard Worker #ifndef POLLWRNORM
17*f80ad8b4SAndroid Build Coastguard Worker #define POLLWRNORM	0x0100
18*f80ad8b4SAndroid Build Coastguard Worker #endif
19*f80ad8b4SAndroid Build Coastguard Worker #ifndef POLLWRBAND
20*f80ad8b4SAndroid Build Coastguard Worker #define POLLWRBAND	0x0200
21*f80ad8b4SAndroid Build Coastguard Worker #endif
22*f80ad8b4SAndroid Build Coastguard Worker #ifndef POLLMSG
23*f80ad8b4SAndroid Build Coastguard Worker #define POLLMSG		0x0400
24*f80ad8b4SAndroid Build Coastguard Worker #endif
25*f80ad8b4SAndroid Build Coastguard Worker #ifndef POLLREMOVE
26*f80ad8b4SAndroid Build Coastguard Worker #define POLLREMOVE	0x1000
27*f80ad8b4SAndroid Build Coastguard Worker #endif
28*f80ad8b4SAndroid Build Coastguard Worker #ifndef POLLRDHUP
29*f80ad8b4SAndroid Build Coastguard Worker #define POLLRDHUP       0x2000
30*f80ad8b4SAndroid Build Coastguard Worker #endif
31*f80ad8b4SAndroid Build Coastguard Worker 
32*f80ad8b4SAndroid Build Coastguard Worker #define POLLFREE	(__force __poll_t)0x4000
33*f80ad8b4SAndroid Build Coastguard Worker 
34*f80ad8b4SAndroid Build Coastguard Worker #define POLL_BUSY_LOOP	(__force __poll_t)0x8000
35*f80ad8b4SAndroid Build Coastguard Worker 
36*f80ad8b4SAndroid Build Coastguard Worker struct pollfd {
37*f80ad8b4SAndroid Build Coastguard Worker 	int fd;
38*f80ad8b4SAndroid Build Coastguard Worker 	short events;
39*f80ad8b4SAndroid Build Coastguard Worker 	short revents;
40*f80ad8b4SAndroid Build Coastguard Worker };
41*f80ad8b4SAndroid Build Coastguard Worker 
42*f80ad8b4SAndroid Build Coastguard Worker #endif	/* __ASM_GENERIC_POLL_H */
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