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| author | Matthew Heon <matthew.heon@gmail.com> | 2017-11-01 14:38:21 -0400 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2017-11-01 14:38:21 -0400 |
| commit | f5019df3f5da9030ce21e5c8ad3d3921a6585e7f (patch) | |
| tree | 05412dcc190ca026dbe51a4ef72bb91ff646e7c6 /vendor/golang.org/x/sys/unix/dev_netbsd.go | |
| parent | 2b74391cd5281f6fdf391ff8ad50fd1490f6bf89 (diff) | |
| parent | eab0737f1189a7b88f0a37a6b894ca4345b6853f (diff) | |
| download | podman-f5019df3f5da9030ce21e5c8ad3d3921a6585e7f.tar.gz podman-f5019df3f5da9030ce21e5c8ad3d3921a6585e7f.tar.bz2 podman-f5019df3f5da9030ce21e5c8ad3d3921a6585e7f.zip | |
Merge pull request #1 from mheon/master
Initial checkin
Diffstat (limited to 'vendor/golang.org/x/sys/unix/dev_netbsd.go')
| -rw-r--r-- | vendor/golang.org/x/sys/unix/dev_netbsd.go | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/vendor/golang.org/x/sys/unix/dev_netbsd.go b/vendor/golang.org/x/sys/unix/dev_netbsd.go new file mode 100644 index 000000000..08db58ee3 --- /dev/null +++ b/vendor/golang.org/x/sys/unix/dev_netbsd.go @@ -0,0 +1,29 @@ +// Copyright 2017 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// Functions to access/create device major and minor numbers matching the +// encoding used in NetBSD's sys/types.h header. + +package unix + +// Major returns the major component of a NetBSD device number. +func Major(dev uint64) uint32 { + return uint32((dev & 0x000fff00) >> 8) +} + +// Minor returns the minor component of a NetBSD device number. +func Minor(dev uint64) uint32 { + minor := uint32((dev & 0x000000ff) >> 0) + minor |= uint32((dev & 0xfff00000) >> 12) + return minor +} + +// Mkdev returns a NetBSD device number generated from the given major and minor +// components. +func Mkdev(major, minor uint32) uint64 { + dev := uint64((major << 8) & 0x000fff00) + dev |= uint64((minor << 12) & 0xfff00000) + dev |= uint64((minor << 0) & 0x000000ff) + return dev +} |
