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1 | /* |
2 | * include/linux/signalfd.h | |
3 | * | |
4 | * Copyright (C) 2007 Davide Libenzi <davidel@xmailserver.org> | |
5 | * | |
6 | */ | |
7 | ||
8 | #ifndef _UAPI_LINUX_SIGNALFD_H | |
9 | #define _UAPI_LINUX_SIGNALFD_H | |
10 | ||
11 | #include <linux/types.h> | |
12 | /* For O_CLOEXEC and O_NONBLOCK */ | |
13 | #include <linux/fcntl.h> | |
14 | ||
15 | /* Flags for signalfd4. */ | |
16 | #define SFD_CLOEXEC O_CLOEXEC | |
17 | #define SFD_NONBLOCK O_NONBLOCK | |
18 | ||
19 | struct signalfd_siginfo { | |
20 | __u32 ssi_signo; | |
21 | __s32 ssi_errno; | |
22 | __s32 ssi_code; | |
23 | __u32 ssi_pid; | |
24 | __u32 ssi_uid; | |
25 | __s32 ssi_fd; | |
26 | __u32 ssi_tid; | |
27 | __u32 ssi_band; | |
28 | __u32 ssi_overrun; | |
29 | __u32 ssi_trapno; | |
30 | __s32 ssi_status; | |
31 | __s32 ssi_int; | |
32 | __u64 ssi_ptr; | |
33 | __u64 ssi_utime; | |
34 | __u64 ssi_stime; | |
35 | __u64 ssi_addr; | |
36 | __u16 ssi_addr_lsb; | |
37 | ||
38 | /* | |
39 | * Pad strcture to 128 bytes. Remember to update the | |
40 | * pad size when you add new members. We use a fixed | |
41 | * size structure to avoid compatibility problems with | |
42 | * future versions, and we leave extra space for additional | |
43 | * members. We use fixed size members because this strcture | |
44 | * comes out of a read(2) and we really don't want to have | |
45 | * a compat on read(2). | |
46 | */ | |
47 | __u8 __pad[46]; | |
48 | }; | |
49 | ||
50 | ||
51 | ||
52 | #endif /* _UAPI_LINUX_SIGNALFD_H */ |