39 lines
815 B
C
39 lines
815 B
C
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/* Copyright (c) 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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*
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* Functions for querying, manipulating and locking rollback indices
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* stored in the TPM NVRAM.
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*/
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#include <antirollback.h>
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#include <stdlib.h>
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#include <vb2_api.h>
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uint32_t tpm_extend_pcr(struct vb2_context *ctx, int pcr,
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enum vb2_pcr_digest which_digest)
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{
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return TPM_SUCCESS;
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}
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uint32_t tpm_clear_and_reenable(void)
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{
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return TPM_SUCCESS;
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}
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uint32_t antirollback_read_space_firmware(struct vb2_context *ctx)
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{
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vb2api_secdata_create(ctx);
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return TPM_SUCCESS;
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}
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uint32_t antirollback_write_space_firmware(struct vb2_context *ctx)
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{
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return TPM_SUCCESS;
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}
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uint32_t antirollback_lock_space_firmware()
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{
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return TPM_SUCCESS;
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}
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