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533a536140
Add support for SHA256 based HKDF key derivation as specified in RFC 5869. This change includes test vectors from the RFC. BRANCH=none BUG=chrome-os-partner:43025,chrome-os-partner:47524 TEST=tests under test/tpm2 pass Change-Id: I7d0e4e92775b74c41643f45587fc08f56d8916aa Signed-off-by: nagendra modadugu <ngm@google.com> Reviewed-on: https://chromium-review.googlesource.com/336091 Commit-Ready: Nagendra Modadugu <ngm@google.com> Tested-by: Nagendra Modadugu <ngm@google.com> Reviewed-by: Marius Schilder <mschilder@chromium.org>
19 lines
444 B
Python
19 lines
444 B
Python
#!/usr/bin/python
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# Copyright 2015 The Chromium OS Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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"""Subcommand codes that specify the crypto module."""
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# Keep these codes in sync with include/extension.h.
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AES = 0
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HASH = 1
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RSA = 2
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EC = 3
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FW_UPGRADE = 4
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HKDF = 5
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# The same exception class used by all tpmtest modules.
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class TpmTestError(Exception):
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pass
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