33 lines
554 B
Go
33 lines
554 B
Go
package audit
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import (
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"encoding/binary"
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"math/big"
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"net"
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)
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func ipv4ToUint32(ip net.IP) uint32 {
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if len(ip) == 16 {
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return binary.BigEndian.Uint32(ip[12:16])
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}
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return binary.BigEndian.Uint32(ip)
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}
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func ipv6ToBytes(ip net.IP) uint64 {
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ipv6 := big.NewInt(0)
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ipv6.SetBytes(ip)
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return ipv6.Uint64()
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}
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func uint32ToIP(i uint32) (ip net.IP) {
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buf := make([]byte, 4)
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binary.BigEndian.PutUint32(buf, i)
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ip = buf
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ip = ip.To4()
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return
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}
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func uint64ToIP(i uint64) (ip net.IP) {
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ip = big.NewInt(int64(i)).FillBytes(make([]byte, 16))
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return
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}
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