aboutsummaryrefslogtreecommitdiff
path: root/src/runtime/defs_linux_386.go
blob: 64a0fbcaaaa5f0ae539f8af1cf6ba5bb18013190 (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
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
// created by cgo -cdefs and then converted to Go
// cgo -cdefs defs2_linux.go

package runtime

const (
	_EINTR  = 0x4
	_EAGAIN = 0xb
	_ENOMEM = 0xc
	_ENOSYS = 0x26

	_PROT_NONE  = 0x0
	_PROT_READ  = 0x1
	_PROT_WRITE = 0x2
	_PROT_EXEC  = 0x4

	_MAP_ANON    = 0x20
	_MAP_PRIVATE = 0x2
	_MAP_FIXED   = 0x10

	_MADV_DONTNEED   = 0x4
	_MADV_FREE       = 0x8
	_MADV_HUGEPAGE   = 0xe
	_MADV_NOHUGEPAGE = 0xf

	_SA_RESTART  = 0x10000000
	_SA_ONSTACK  = 0x8000000
	_SA_RESTORER = 0x4000000
	_SA_SIGINFO  = 0x4

	_SIGHUP    = 0x1
	_SIGINT    = 0x2
	_SIGQUIT   = 0x3
	_SIGILL    = 0x4
	_SIGTRAP   = 0x5
	_SIGABRT   = 0x6
	_SIGBUS    = 0x7
	_SIGFPE    = 0x8
	_SIGKILL   = 0x9
	_SIGUSR1   = 0xa
	_SIGSEGV   = 0xb
	_SIGUSR2   = 0xc
	_SIGPIPE   = 0xd
	_SIGALRM   = 0xe
	_SIGSTKFLT = 0x10
	_SIGCHLD   = 0x11
	_SIGCONT   = 0x12
	_SIGSTOP   = 0x13
	_SIGTSTP   = 0x14
	_SIGTTIN   = 0x15
	_SIGTTOU   = 0x16
	_SIGURG    = 0x17
	_SIGXCPU   = 0x18
	_SIGXFSZ   = 0x19
	_SIGVTALRM = 0x1a
	_SIGPROF   = 0x1b
	_SIGWINCH  = 0x1c
	_SIGIO     = 0x1d
	_SIGPWR    = 0x1e
	_SIGSYS    = 0x1f

	_FPE_INTDIV = 0x1
	_FPE_INTOVF = 0x2
	_FPE_FLTDIV = 0x3
	_FPE_FLTOVF = 0x4
	_FPE_FLTUND = 0x5
	_FPE_FLTRES = 0x6
	_FPE_FLTINV = 0x7
	_FPE_FLTSUB = 0x8

	_BUS_ADRALN = 0x1
	_BUS_ADRERR = 0x2
	_BUS_OBJERR = 0x3

	_SEGV_MAPERR = 0x1
	_SEGV_ACCERR = 0x2

	_ITIMER_REAL    = 0x0
	_ITIMER_VIRTUAL = 0x1
	_ITIMER_PROF    = 0x2

	_O_RDONLY   = 0x0
	_O_NONBLOCK = 0x800
	_O_CLOEXEC  = 0x80000

	_EPOLLIN       = 0x1
	_EPOLLOUT      = 0x4
	_EPOLLERR      = 0x8
	_EPOLLHUP      = 0x10
	_EPOLLRDHUP    = 0x2000
	_EPOLLET       = 0x80000000
	_EPOLL_CLOEXEC = 0x80000
	_EPOLL_CTL_ADD = 0x1
	_EPOLL_CTL_DEL = 0x2
	_EPOLL_CTL_MOD = 0x3

	_AF_UNIX    = 0x1
	_SOCK_DGRAM = 0x2
)

type fpreg struct {
	significand [4]uint16
	exponent    uint16
}

type fpxreg struct {
	significand [4]uint16
	exponent    uint16
	padding     [3]uint16
}

type xmmreg struct {
	element [4]uint32
}

type fpstate struct {
	cw        uint32
	sw        uint32
	tag       uint32
	ipoff     uint32
	cssel     uint32
	dataoff   uint32
	datasel   uint32
	_st       [8]fpreg
	status    uint16
	magic     uint16
	_fxsr_env [6]uint32
	mxcsr     uint32
	reserved  uint32
	_fxsr_st  [8]fpxreg
	_xmm      [8]xmmreg
	padding1  [44]uint32
	anon0     [48]byte
}

type timespec struct {
	tv_sec  int32
	tv_nsec int32
}

//go:nosplit
func (ts *timespec) setNsec(ns int64) {
	ts.tv_sec = timediv(ns, 1e9, &ts.tv_nsec)
}

type timeval struct {
	tv_sec  int32
	tv_usec int32
}

func (tv *timeval) set_usec(x int32) {
	tv.tv_usec = x
}

type sigactiont struct {
	sa_handler  uintptr
	sa_flags    uint32
	sa_restorer uintptr
	sa_mask     uint64
}

type siginfo struct {
	si_signo int32
	si_errno int32
	si_code  int32
	// below here is a union; si_addr is the only field we use
	si_addr uint32
}

type stackt struct {
	ss_sp    *byte
	ss_flags int32
	ss_size  uintptr
}

type sigcontext struct {
	gs            uint16
	__gsh         uint16
	fs            uint16
	__fsh         uint16
	es            uint16
	__esh         uint16
	ds            uint16
	__dsh         uint16
	edi           uint32
	esi           uint32
	ebp           uint32
	esp           uint32
	ebx           uint32
	edx           uint32
	ecx           uint32
	eax           uint32
	trapno        uint32
	err           uint32
	eip           uint32
	cs            uint16
	__csh         uint16
	eflags        uint32
	esp_at_signal uint32
	ss            uint16
	__ssh         uint16
	fpstate       *fpstate
	oldmask       uint32
	cr2           uint32
}

type ucontext struct {
	uc_flags    uint32
	uc_link     *ucontext
	uc_stack    stackt
	uc_mcontext sigcontext
	uc_sigmask  uint32
}

type itimerval struct {
	it_interval timeval
	it_value    timeval
}

type epollevent struct {
	events uint32
	data   [8]byte // to match amd64
}

type sockaddr_un struct {
	family uint16
	path   [108]byte
}