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// Copyright 2019 The gVisor Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// +build amd64
package host
import (
"syscall"
"unsafe"
)
func fstatat(fd int, name string, flags int) (syscall.Stat_t, error) {
var stat syscall.Stat_t
namePtr, err := syscall.BytePtrFromString(name)
if err != nil {
return stat, err
}
_, _, errno := syscall.Syscall6(
syscall.SYS_NEWFSTATAT,
uintptr(fd),
uintptr(unsafe.Pointer(namePtr)),
uintptr(unsafe.Pointer(&stat)),
uintptr(flags),
0, 0)
if errno != 0 {
return stat, errno
}
return stat, nil
}
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