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https://github.com/hanzo-ds/native.git
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zeekay
765c3d0aa1
Module path, package names, and identifiers de-branded to native/proto/compress/ pool/tracing. Server wire-protocol strings preserved. Vendored codec surface used by hanzo-ds/go (proto + compress).
32 lines
671 B
Go
32 lines
671 B
Go
package proto
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import (
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"encoding/binary"
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"net/netip"
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)
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// IPv4 represents IPv4 address as uint32 number.
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//
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// Not using netip.Addr because uint32 is 5 times faster,
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// consumes 6 times less memory and better represents IPv4.
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//
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// Use ToIP helper for convenience.
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type IPv4 uint32
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func (v IPv4) String() string {
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return v.ToIP().String()
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}
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// ToIP represents IPv4 as netaddr.IP.
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func (v IPv4) ToIP() netip.Addr {
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var buf [4]byte
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binary.BigEndian.PutUint32(buf[:], uint32(v))
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return netip.AddrFrom4(buf)
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}
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// ToIPv4 represents ip as IPv4. Panics if ip is not ipv4.
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func ToIPv4(ip netip.Addr) IPv4 {
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b := ip.As4()
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return IPv4(binary.BigEndian.Uint32(b[:]))
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}
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