rclone/vendor/github.com/hanwen/go-fuse/v2/fuse/attr.go

80 lines
2.2 KiB
Go

// Copyright 2016 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 fuse
import (
"os"
"syscall"
"time"
)
func (a *Attr) IsFifo() bool { return (uint32(a.Mode) & syscall.S_IFMT) == syscall.S_IFIFO }
// IsChar reports whether the FileInfo describes a character special file.
func (a *Attr) IsChar() bool { return (uint32(a.Mode) & syscall.S_IFMT) == syscall.S_IFCHR }
// IsDir reports whether the FileInfo describes a directory.
func (a *Attr) IsDir() bool { return (uint32(a.Mode) & syscall.S_IFMT) == syscall.S_IFDIR }
// IsBlock reports whether the FileInfo describes a block special file.
func (a *Attr) IsBlock() bool { return (uint32(a.Mode) & syscall.S_IFMT) == syscall.S_IFBLK }
// IsRegular reports whether the FileInfo describes a regular file.
func (a *Attr) IsRegular() bool { return (uint32(a.Mode) & syscall.S_IFMT) == syscall.S_IFREG }
// IsSymlink reports whether the FileInfo describes a symbolic link.
func (a *Attr) IsSymlink() bool { return (uint32(a.Mode) & syscall.S_IFMT) == syscall.S_IFLNK }
// IsSocket reports whether the FileInfo describes a socket.
func (a *Attr) IsSocket() bool { return (uint32(a.Mode) & syscall.S_IFMT) == syscall.S_IFSOCK }
func (a *Attr) SetTimes(access *time.Time, mod *time.Time, chstatus *time.Time) {
if access != nil {
a.Atime = uint64(access.Unix())
a.Atimensec = uint32(access.Nanosecond())
}
if mod != nil {
a.Mtime = uint64(mod.Unix())
a.Mtimensec = uint32(mod.Nanosecond())
}
if chstatus != nil {
a.Ctime = uint64(chstatus.Unix())
a.Ctimensec = uint32(chstatus.Nanosecond())
}
}
func (a *Attr) ChangeTime() time.Time {
return time.Unix(int64(a.Ctime), int64(a.Ctimensec))
}
func (a *Attr) AccessTime() time.Time {
return time.Unix(int64(a.Atime), int64(a.Atimensec))
}
func (a *Attr) ModTime() time.Time {
return time.Unix(int64(a.Mtime), int64(a.Mtimensec))
}
func ToStatT(f os.FileInfo) *syscall.Stat_t {
s, _ := f.Sys().(*syscall.Stat_t)
if s != nil {
return s
}
return nil
}
func ToAttr(f os.FileInfo) *Attr {
if f == nil {
return nil
}
s := ToStatT(f)
if s != nil {
a := &Attr{}
a.FromStat(s)
return a
}
return nil
}