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22 lines
344 B
Go
22 lines
344 B
Go
package util
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import (
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"net"
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)
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func BroadcastAddr(n net.IPNet) net.IP {
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var broadcast net.IP
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var length int
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if n.IP.To4() != nil {
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broadcast = net.ParseIP("0.0.0.0").To4()
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length = 4
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} else {
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broadcast = net.ParseIP("::")
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length = 16
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}
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for i := 0; i < length; i++ {
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broadcast[i] = n.IP[i] | ^n.Mask[i]
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}
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return broadcast
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}
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