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HV: wrap and enable hkdf_sha256 key derivation based on mbedtls

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Derive multiple seeds to support multiple guest VMs

Signed-off-by: Chen, Gang G <gang.g.chen@intel.com>
This commit is contained in:
Chen, Gang G
2018-08-21 08:11:40 +08:00
committed by lijinxia
parent 12aa2a40a2
commit 8d35f4e0e8
11 changed files with 50 additions and 34 deletions
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10
hypervisor/include/lib/crypto/hkdf.h → hypervisor/include/lib/crypto/hkdf_wrap.h
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@@ -4,8 +4,8 @@
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef HKDF_H
#define HKDF_H
#ifndef HKDF_WRAP_H
#define HKDF_WRAP_H
#include <types.h>
@@ -38,7 +38,7 @@
*/
int hkdf_sha256(uint8_t *out_key, size_t out_len,
const uint8_t *secret, size_t secret_len,
__unused const uint8_t *salt, __unused size_t salt_len,
__unused const uint8_t *info, __unused size_t info_len);
const uint8_t *salt, size_t salt_len,
const uint8_t *info, size_t info_len);
#endif /* HKDF_H */
#endif /* HKDF_WRAP_H */