Function validate_tcp_forward_target

crates/openshell-server/src/grpc/sandbox.rs:1118–1129

(target: &TcpRelayTarget)

}

fn validate_tcp_forward_target(target: &TcpRelayTarget) -> Result<TcpRelayTarget, Status> {
    if target.port == 0 || target.port > u32::from(u16::MAX) {
        return Err(Status::invalid_argument(
            "tcp target port must be between 1 and 65535",
        ));
    }

    validate_tcp_target_parts(target.host.trim(), target.port).map(|host| TcpRelayTarget {
        host,
        port: target.port,
    })
}

fn validate_tcp_target_parts(host: &str, _port: u32) -> Result<String, Status> {
    if host.is_empty() {