mirror of
https://github.com/rclone/rclone.git
synced 2024-12-13 04:43:45 +08:00
64 lines
2.1 KiB
Go
64 lines
2.1 KiB
Go
package sftp
|
|
|
|
// Methods on the Request object to make working with the Flags bitmasks and
|
|
// Attr(ibutes) byte blob easier. Use Pflags() when working with an Open/Write
|
|
// request and AttrFlags() and Attributes() when working with SetStat requests.
|
|
import "os"
|
|
|
|
// File Open and Write Flags. Correlate directly with with os.OpenFile flags
|
|
// (https://golang.org/pkg/os/#pkg-constants).
|
|
type FileOpenFlags struct {
|
|
Read, Write, Append, Creat, Trunc, Excl bool
|
|
}
|
|
|
|
func newFileOpenFlags(flags uint32) FileOpenFlags {
|
|
return FileOpenFlags{
|
|
Read: flags&ssh_FXF_READ != 0,
|
|
Write: flags&ssh_FXF_WRITE != 0,
|
|
Append: flags&ssh_FXF_APPEND != 0,
|
|
Creat: flags&ssh_FXF_CREAT != 0,
|
|
Trunc: flags&ssh_FXF_TRUNC != 0,
|
|
Excl: flags&ssh_FXF_EXCL != 0,
|
|
}
|
|
}
|
|
|
|
// Pflags converts the bitmap/uint32 from SFTP Open packet pflag values,
|
|
// into a FileOpenFlags struct with booleans set for flags set in bitmap.
|
|
func (r *Request) Pflags() FileOpenFlags {
|
|
return newFileOpenFlags(r.Flags)
|
|
}
|
|
|
|
// Flags that indicate whether SFTP file attributes were passed. When a flag is
|
|
// true the corresponding attribute should be available from the FileStat
|
|
// object returned by Attributes method. Used with SetStat.
|
|
type FileAttrFlags struct {
|
|
Size, UidGid, Permissions, Acmodtime bool
|
|
}
|
|
|
|
func newFileAttrFlags(flags uint32) FileAttrFlags {
|
|
return FileAttrFlags{
|
|
Size: (flags & ssh_FILEXFER_ATTR_SIZE) != 0,
|
|
UidGid: (flags & ssh_FILEXFER_ATTR_UIDGID) != 0,
|
|
Permissions: (flags & ssh_FILEXFER_ATTR_PERMISSIONS) != 0,
|
|
Acmodtime: (flags & ssh_FILEXFER_ATTR_ACMODTIME) != 0,
|
|
}
|
|
}
|
|
|
|
// FileAttrFlags returns a FileAttrFlags boolean struct based on the
|
|
// bitmap/uint32 file attribute flags from the SFTP packaet.
|
|
func (r *Request) AttrFlags() FileAttrFlags {
|
|
return newFileAttrFlags(r.Flags)
|
|
}
|
|
|
|
// FileMode returns the Mode SFTP file attributes wrapped as os.FileMode
|
|
func (a FileStat) FileMode() os.FileMode {
|
|
return os.FileMode(a.Mode)
|
|
}
|
|
|
|
// Attributres parses file attributes byte blob and return them in a
|
|
// FileStat object.
|
|
func (r *Request) Attributes() *FileStat {
|
|
fs, _ := getFileStat(r.Flags, r.Attrs)
|
|
return fs
|
|
}
|