1// Copyright 2024 The Go Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style
3// license that can be found in the LICENSE file.
4
5//go:build openbsd && !mips64
6
7package unix
8
9import (
10	"internal/abi"
11	"syscall"
12	"unsafe"
13)
14
15//go:linkname syscall_syscall6 syscall.syscall6
16func syscall_syscall6(fn, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err syscall.Errno)
17
18func libc_faccessat_trampoline()
19
20//go:cgo_import_dynamic libc_faccessat faccessat "libc.so"
21
22func faccessat(dirfd int, path string, mode uint32, flags int) error {
23	p, err := syscall.BytePtrFromString(path)
24	if err != nil {
25		return err
26	}
27	_, _, errno := syscall_syscall6(abi.FuncPCABI0(libc_faccessat_trampoline), uintptr(dirfd), uintptr(unsafe.Pointer(p)), uintptr(mode), uintptr(flags), 0, 0)
28	if errno != 0 {
29		return errno
30	}
31	return err
32}
33
34func Eaccess(path string, mode uint32) error {
35	return faccessat(AT_FDCWD, path, mode, AT_EACCESS)
36}
37