clash/adapter/outbound/reality.go
2023-03-11 12:23:27 +08:00

35 lines
797 B
Go

package outbound
import (
"encoding/base64"
"encoding/hex"
"errors"
tlsC "github.com/Dreamacro/clash/component/tls"
"golang.org/x/crypto/curve25519"
)
type RealityOptions struct {
PublicKey string `proxy:"public-key"`
ShortID string `proxy:"short-id"`
}
func (o RealityOptions) Parse() (*tlsC.RealityConfig, error) {
if o.PublicKey != "" {
config := new(tlsC.RealityConfig)
n, err := base64.RawURLEncoding.Decode(config.PublicKey[:], []byte(o.PublicKey))
if err != nil || n != curve25519.ScalarSize {
return nil, errors.New("invalid REALITY public key")
}
n, err = hex.Decode(config.ShortID[:], []byte(o.ShortID))
if err != nil || n > tlsC.RealityMaxShortIDLen {
return nil, errors.New("invalid REALITY short ID")
}
return config, nil
}
return nil, nil
}