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/* SPDX-License-Identifier: MIT
*
* Copyright (C) 2019-2021 WireGuard LLC. All Rights Reserved.
*/
package version
import (
"runtime/debug"
"strings"
)
func ProtoImplementation() string {
info, ok := debug.ReadBuildInfo()
if !ok {
return "unknown"
}
for _, dep := range info.Deps {
if dep.Path == "golang.zx2c4.com/wireguard" {
parts := strings.Split(dep.Version, "-")
if len(parts) == 3 && len(parts[2]) == 12 {
return parts[2][:7]
}
return dep.Version
}
}
return "unknown"
}
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