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https://github.com/KusakabeShi/EtherGuard-VPN.git
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52 lines
1.0 KiB
Go
52 lines
1.0 KiB
Go
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package main
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import (
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"encoding/hex"
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"errors"
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)
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const (
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NoisePublicKeySize = 32
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NoisePrivateKeySize = 32
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NoiseSymmetricKeySize = 32
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)
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type (
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NoisePublicKey [NoisePublicKeySize]byte
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NoisePrivateKey [NoisePrivateKeySize]byte
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NoiseSymmetricKey [NoiseSymmetricKeySize]byte
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NoiseNonce uint64 // padded to 12-bytes
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)
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func (key *NoisePrivateKey) FromHex(s string) error {
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slice, err := hex.DecodeString(s)
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if err != nil {
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return err
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}
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if len(slice) != NoisePrivateKeySize {
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return errors.New("Invalid length of hex string for curve25519 point")
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}
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copy(key[:], slice)
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return nil
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}
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func (key *NoisePrivateKey) ToHex() string {
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return hex.EncodeToString(key[:])
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}
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func (key *NoisePublicKey) FromHex(s string) error {
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slice, err := hex.DecodeString(s)
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if err != nil {
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return err
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}
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if len(slice) != NoisePublicKeySize {
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return errors.New("Invalid length of hex string for curve25519 scalar")
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}
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copy(key[:], slice)
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return nil
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}
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func (key *NoisePublicKey) ToHex() string {
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return hex.EncodeToString(key[:])
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}
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