blob: 834099ffed645fd6c743a27fae6476305f8624d2 (
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
|
// Copyright 2021 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 darwin && !ios
package unix
import (
"internal/abi"
"unsafe"
)
//go:cgo_import_dynamic libc_getentropy getentropy "/usr/lib/libSystem.B.dylib"
func libc_getentropy_trampoline()
// GetEntropy calls the macOS getentropy system call.
func GetEntropy(p []byte) error {
_, _, errno := syscall_syscall(abi.FuncPCABI0(libc_getentropy_trampoline),
uintptr(unsafe.Pointer(&p[0])),
uintptr(len(p)),
0)
if errno != 0 {
return errno
}
return nil
}
|