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24 lines
844 B
Go
24 lines
844 B
Go
//go:build !windows && !freebsd
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// +build !windows,!freebsd
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package system
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import (
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"golang.org/x/sys/unix"
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)
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// Mknod creates a filesystem node (file, device special file or named pipe) named path
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// with attributes specified by mode and dev.
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func Mknod(path string, mode uint32, dev uint32) error {
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return unix.Mknod(path, mode, int(dev))
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}
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// Mkdev is used to build the value of linux devices (in /dev/) which specifies major
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// and minor number of the newly created device special file.
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// Linux device nodes are a bit weird due to backwards compat with 16 bit device nodes.
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// They are, from low to high: the lower 8 bits of the minor, then 12 bits of the major,
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// then the top 12 bits of the minor.
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func Mkdev(major int64, minor int64) uint32 {
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return uint32(((minor & 0xfff00) << 12) | ((major & 0xfff) << 8) | (minor & 0xff))
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}
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