wireguard-go/src/keypair.go

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package main
import (
"crypto/cipher"
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"sync"
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"time"
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)
type KeyPair struct {
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receive cipher.AEAD
replayFilter ReplayFilter
send cipher.AEAD
sendNonce uint64
isInitiator bool
created time.Time
localIndex uint32
remoteIndex uint32
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}
type KeyPairs struct {
mutex sync.RWMutex
current *KeyPair
previous *KeyPair
next *KeyPair // not yet "confirmed by transport"
}
func (kp *KeyPairs) Current() *KeyPair {
kp.mutex.RLock()
defer kp.mutex.RUnlock()
return kp.current
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}