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
|
// Copyright 2020 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
//go:build openbsd && !mips64
// +build openbsd,!mips64
package runtime
import "unsafe"
// The X versions of syscall expect the libc call to return a 64-bit result.
// Otherwise (the non-X version) expects a 32-bit result.
// This distinction is required because an error is indicated by returning -1,
// and we need to know whether to check 32 or 64 bits of the result.
// (Some libc functions that return 32 bits put junk in the upper 32 bits of AX.)
//go:linkname syscall_syscall syscall.syscall
//go:nosplit
//go:cgo_unsafe_args
func syscall_syscall(fn, a1, a2, a3 uintptr) (r1, r2, err uintptr) {
entersyscall()
libcCall(unsafe.Pointer(funcPC(syscall)), unsafe.Pointer(&fn))
exitsyscall()
return
}
func syscall()
//go:linkname syscall_syscallX syscall.syscallX
//go:nosplit
//go:cgo_unsafe_args
func syscall_syscallX(fn, a1, a2, a3 uintptr) (r1, r2, err uintptr) {
entersyscall()
libcCall(unsafe.Pointer(funcPC(syscallX)), unsafe.Pointer(&fn))
exitsyscall()
return
}
func syscallX()
//go:linkname syscall_syscall6 syscall.syscall6
//go:nosplit
//go:cgo_unsafe_args
func syscall_syscall6(fn, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2, err uintptr) {
entersyscall()
libcCall(unsafe.Pointer(funcPC(syscall6)), unsafe.Pointer(&fn))
exitsyscall()
return
}
func syscall6()
//go:linkname syscall_syscall6X syscall.syscall6X
//go:nosplit
//go:cgo_unsafe_args
func syscall_syscall6X(fn, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2, err uintptr) {
entersyscall()
libcCall(unsafe.Pointer(funcPC(syscall6X)), unsafe.Pointer(&fn))
exitsyscall()
return
}
func syscall6X()
//go:linkname syscall_syscall10 syscall.syscall10
//go:nosplit
//go:cgo_unsafe_args
func syscall_syscall10(fn, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10 uintptr) (r1, r2, err uintptr) {
entersyscall()
libcCall(unsafe.Pointer(funcPC(syscall10)), unsafe.Pointer(&fn))
exitsyscall()
return
}
func syscall10()
//go:linkname syscall_syscall10X syscall.syscall10X
//go:nosplit
//go:cgo_unsafe_args
func syscall_syscall10X(fn, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10 uintptr) (r1, r2, err uintptr) {
entersyscall()
libcCall(unsafe.Pointer(funcPC(syscall10X)), unsafe.Pointer(&fn))
exitsyscall()
return
}
func syscall10X()
//go:linkname syscall_rawSyscall syscall.rawSyscall
//go:nosplit
//go:cgo_unsafe_args
func syscall_rawSyscall(fn, a1, a2, a3 uintptr) (r1, r2, err uintptr) {
libcCall(unsafe.Pointer(funcPC(syscall)), unsafe.Pointer(&fn))
return
}
//go:linkname syscall_rawSyscall6 syscall.rawSyscall6
//go:nosplit
//go:cgo_unsafe_args
func syscall_rawSyscall6(fn, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2, err uintptr) {
libcCall(unsafe.Pointer(funcPC(syscall6)), unsafe.Pointer(&fn))
return
}
//go:linkname syscall_rawSyscall6X syscall.rawSyscall6X
//go:nosplit
//go:cgo_unsafe_args
func syscall_rawSyscall6X(fn, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2, err uintptr) {
libcCall(unsafe.Pointer(funcPC(syscall6X)), unsafe.Pointer(&fn))
return
}
//go:linkname syscall_rawSyscall10X syscall.rawSyscall10X
//go:nosplit
//go:cgo_unsafe_args
func syscall_rawSyscall10X(fn, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10 uintptr) (r1, r2, err uintptr) {
libcCall(unsafe.Pointer(funcPC(syscall10X)), unsafe.Pointer(&fn))
return
}
|
