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//go:build linux
// +build linux
// Copyright 2019 the Go-FUSE Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package fs
import (
"context"
"syscall"
"github.com/hanwen/go-fuse/v2/fuse"
"golang.org/x/sys/unix"
)
const unix_UTIME_OMIT = unix.UTIME_OMIT
func doCopyFileRange(fdIn int, offIn int64, fdOut int, offOut int64,
len int, flags int) (uint32, syscall.Errno) {
count, err := unix.CopyFileRange(fdIn, &offIn, fdOut, &offOut, len, flags)
return uint32(count), ToErrno(err)
}
func intDev(dev uint32) int {
return int(dev)
}
var _ = (NodeStatxer)((*LoopbackNode)(nil))
func (n *LoopbackNode) Statx(ctx context.Context, f FileHandle,
flags uint32, mask uint32,
out *fuse.StatxOut) syscall.Errno {
if f != nil {
if fga, ok := f.(FileStatxer); ok {
return fga.Statx(ctx, flags, mask, out)
}
}
p := n.path()
st := unix.Statx_t{}
err := unix.Statx(unix.AT_FDCWD, p, int(flags), int(mask), &st)
if err != nil {
return ToErrno(err)
}
out.FromStatx(&st)
return OK
}
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