/usr/share/gocode/src/github.com/jacobsa/bazilfuse/protocol.go is in golang-github-jacobsa-bazilfuse-dev 0.0~git20150622-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 | package bazilfuse
import (
"fmt"
)
// Protocol is a FUSE protocol version number.
type Protocol struct {
Major uint32
Minor uint32
}
func (p Protocol) String() string {
return fmt.Sprintf("%d.%d", p.Major, p.Minor)
}
// LT returns whether a is less than b.
func (a Protocol) LT(b Protocol) bool {
return a.Major < b.Major ||
(a.Major == b.Major && a.Minor < b.Minor)
}
// GE returns whether a is greater than or equal to b.
func (a Protocol) GE(b Protocol) bool {
return a.Major > b.Major ||
(a.Major == b.Major && a.Minor >= b.Minor)
}
func (a Protocol) is79() bool {
return a.GE(Protocol{7, 9})
}
// HasAttrBlockSize returns whether Attr.BlockSize is respected by the
// kernel.
func (a Protocol) HasAttrBlockSize() bool {
return a.is79()
}
// HasReadWriteFlags returns whether ReadRequest/WriteRequest
// fields Flags and FileFlags are valid.
func (a Protocol) HasReadWriteFlags() bool {
return a.is79()
}
// HasGetattrFlags returns whether GetattrRequest field Flags is
// valid.
func (a Protocol) HasGetattrFlags() bool {
return a.is79()
}
func (a Protocol) is710() bool {
return a.GE(Protocol{7, 10})
}
// HasOpenNonSeekable returns whether OpenResponse field Flags flag
// OpenNonSeekable is supported.
func (a Protocol) HasOpenNonSeekable() bool {
return a.is710()
}
func (a Protocol) is712() bool {
return a.GE(Protocol{7, 12})
}
// HasUmask returns whether CreateRequest/MkdirRequest/MknodRequest
// field Umask is valid.
func (a Protocol) HasUmask() bool {
return a.is712()
}
// HasInvalidate returns whether InvalidateNode/InvalidateEntry are
// supported.
func (a Protocol) HasInvalidate() bool {
return a.is712()
}
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