blob: 33766d1813c689a8942e8f5d37758105a7501036 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
|
#ifndef __siginfo_t_defined
#define __siginfo_t_defined 1
#include <bits/wordsize.h>
#include <bits/types.h>
#include <bits/types/__sigval_t.h>
#define __SI_MAX_SIZE 128
#if __WORDSIZE == 64
# define __SI_PAD_SIZE ((__SI_MAX_SIZE / sizeof (int)) - 4)
#else
# define __SI_PAD_SIZE ((__SI_MAX_SIZE / sizeof (int)) - 3)
#endif
/* Some fields of siginfo_t have architecture-specific variations. */
#include <bits/siginfo-arch.h>
#ifndef __SI_ALIGNMENT
# define __SI_ALIGNMENT /* nothing */
#endif
#ifndef __SI_BAND_TYPE
# define __SI_BAND_TYPE long int
#endif
#ifndef __SI_CLOCK_T
# define __SI_CLOCK_T __clock_t
#endif
#ifndef __SI_ERRNO_THEN_CODE
# define __SI_ERRNO_THEN_CODE 1
#endif
#ifndef __SI_HAVE_SIGSYS
# define __SI_HAVE_SIGSYS 1
#endif
#ifndef __SI_SIGFAULT_ADDL
# define __SI_SIGFAULT_ADDL /* nothing */
#endif
typedef struct
{
int si_signo; /* Signal number. */
#if __SI_ERRNO_THEN_CODE
int si_errno; /* If non-zero, an errno value associated with
this signal, as defined in <errno.h>. */
int si_code; /* Signal code. */
#else
int si_code;
int si_errno;
#endif
#if __WORDSIZE == 64
int __pad0; /* Explicit padding. */
#endif
union
{
int _pad[__SI_PAD_SIZE];
/* kill(). */
struct
{
__pid_t si_pid; /* Sending process ID. */
__uid_t si_uid; /* Real user ID of sending process. */
} _kill;
/* POSIX.1b timers. */
struct
{
int si_tid; /* Timer ID. */
int si_overrun; /* Overrun count. */
__sigval_t si_sigval; /* Signal value. */
} _timer;
/* POSIX.1b signals. */
struct
{
__pid_t si_pid; /* Sending process ID. */
__uid_t si_uid; /* Real user ID of sending process. */
__sigval_t si_sigval; /* Signal value. */
} _rt;
/* SIGCHLD. */
struct
{
__pid_t si_pid; /* Which child. */
__uid_t si_uid; /* Real user ID of sending process. */
int si_status; /* Exit value or signal. */
__SI_CLOCK_T si_utime;
__SI_CLOCK_T si_stime;
} _sigchld;
/* SIGILL, SIGFPE, SIGSEGV, SIGBUS. */
struct
{
void *si_addr; /* Faulting insn/memory ref. */
__SI_SIGFAULT_ADDL
short int si_addr_lsb; /* Valid LSB of the reported address. */
union
{
/* used when si_code=SEGV_BNDERR */
struct
{
void *_lower;
void *_upper;
} _addr_bnd;
/* used when si_code=SEGV_PKUERR */
__uint32_t _pkey;
} _bounds;
} _sigfault;
/* SIGPOLL. */
struct
{
long int si_band; /* Band event for SIGPOLL. */
int si_fd;
} _sigpoll;
/* SIGSYS. */
#if __SI_HAVE_SIGSYS
struct
{
void *_call_addr; /* Calling user insn. */
int _syscall; /* Triggering system call number. */
unsigned int _arch; /* AUDIT_ARCH_* of syscall. */
} _sigsys;
#endif
} _sifields;
} siginfo_t __SI_ALIGNMENT;
/* X/Open requires some more fields with fixed names. */
#define si_pid _sifields._kill.si_pid
#define si_uid _sifields._kill.si_uid
#define si_timerid _sifields._timer.si_tid
#define si_overrun _sifields._timer.si_overrun
#define si_status _sifields._sigchld.si_status
#define si_utime _sifields._sigchld.si_utime
#define si_stime _sifields._sigchld.si_stime
#define si_value _sifields._rt.si_sigval
#define si_int _sifields._rt.si_sigval.sival_int
#define si_ptr _sifields._rt.si_sigval.sival_ptr
#define si_addr _sifields._sigfault.si_addr
#define si_addr_lsb _sifields._sigfault.si_addr_lsb
#define si_lower _sifields._sigfault._bounds._addr_bnd._lower
#define si_upper _sifields._sigfault._bounds._addr_bnd._upper
#define si_pkey _sifields._sigfault._bounds._pkey
#define si_band _sifields._sigpoll.si_band
#define si_fd _sifields._sigpoll.si_fd
#if __SI_HAVE_SIGSYS
# define si_call_addr _sifields._sigsys._call_addr
# define si_syscall _sifields._sigsys._syscall
# define si_arch _sifields._sigsys._arch
#endif
#endif
|
