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-rw-r--r--wgcfg/key.go3
1 files changed, 1 insertions, 2 deletions
diff --git a/wgcfg/key.go b/wgcfg/key.go
index 1597203..cdbbeea 100644
--- a/wgcfg/key.go
+++ b/wgcfg/key.go
@@ -229,8 +229,7 @@ func ParseSymmetricHexKey(s string) (SymmetricKey, error) {
return key, nil
}
-// SymmetricKey is a chacha20poly1305 key.
-// It is used by WireGuard to represent pre-shared symmetric keys.
+// SymmetricKey is a 32-byte value used as a pre-shared key.
type SymmetricKey [chacha20poly1305.KeySize]byte
func (k SymmetricKey) Base64() string { return base64.StdEncoding.EncodeToString(k[:]) }