blob: c75006bf8b686742463b1d601d2ec51eff20cf46 [file] [log] [blame]
// 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
// +build darwin,!ios
package unix
import (
//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),
if errno != 0 {
return errno
return nil
//go:linkname syscall_syscall syscall.syscall
func syscall_syscall(fn, a1, a2, a3 uintptr) (r1, r2 uintptr, err syscall.Errno)