From c90f36e3dd179d2de96f4f5fe38d8dc9a9de6dfe Mon Sep 17 00:00:00 2001 From: Emile Date: Fri, 25 Oct 2024 15:55:50 +0200 Subject: vendor --- vendor/golang.org/x/sys/unix/dev_freebsd.go | 30 +++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 vendor/golang.org/x/sys/unix/dev_freebsd.go (limited to 'vendor/golang.org/x/sys/unix/dev_freebsd.go') diff --git a/vendor/golang.org/x/sys/unix/dev_freebsd.go b/vendor/golang.org/x/sys/unix/dev_freebsd.go new file mode 100644 index 0000000..eba3b4b --- /dev/null +++ b/vendor/golang.org/x/sys/unix/dev_freebsd.go @@ -0,0 +1,30 @@ +// 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 FreeBSD's sys/types.h header. +// +// The information below is extracted and adapted from sys/types.h: +// +// Minor gives a cookie instead of an index since in order to avoid changing the +// meanings of bits 0-15 or wasting time and space shifting bits 16-31 for +// devices that don't use them. + +package unix + +// Major returns the major component of a FreeBSD device number. +func Major(dev uint64) uint32 { + return uint32((dev >> 8) & 0xff) +} + +// Minor returns the minor component of a FreeBSD device number. +func Minor(dev uint64) uint32 { + return uint32(dev & 0xffff00ff) +} + +// Mkdev returns a FreeBSD device number generated from the given major and +// minor components. +func Mkdev(major, minor uint32) uint64 { + return (uint64(major) << 8) | uint64(minor) +} -- cgit 1.4.1