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// Copyright (c) Tailscale Inc & contributors
// SPDX-License-Identifier: BSD-3-Clause
package tpm
import (
"errors"
"github.com/google/go-tpm/tpm2/transport"
"github.com/google/go-tpm/tpm2/transport/linuxtpm"
)
func open() (transport.TPMCloser, error) {
tpm, err := linuxtpm.Open("/dev/tpmrm0")
if err == nil {
return tpm, nil
}
errs := []error{err}
tpm, err = linuxtpm.Open("/dev/tpm0")
if err == nil {
return tpm, nil
}
return nil, errors.Join(errs...)
}
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