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/* Copyright (c) 2015 The Chromium OS Authors. All rights reserved.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*
* Functions for querying, manipulating and locking rollback indices
* stored in the TPM NVRAM.
*/
#include <antirollback.h>
#include <stdlib.h>
#include <vb2_api.h>
uint32_t tpm_extend_pcr(struct vb2_context *ctx, int pcr,
enum vb2_pcr_digest which_digest)
{
return TPM_SUCCESS;
}
uint32_t tpm_clear_and_reenable(void)
{
return TPM_SUCCESS;
}
uint32_t antirollback_read_space_firmware(struct vb2_context *ctx)
{
vb2api_secdata_create(ctx);
return TPM_SUCCESS;
}
uint32_t antirollback_write_space_firmware(struct vb2_context *ctx)
{
return TPM_SUCCESS;
}
uint32_t antirollback_lock_space_firmware()
{
return TPM_SUCCESS;
}
uint32_t antirollback_lock_space_rec_hash(void)
{
return TPM_SUCCESS;
}
uint32_t antirollback_read_space_rec_hash(uint8_t *data, uint32_t size)
{
return TPM_SUCCESS;
}
uint32_t antirollback_write_space_rec_hash(const uint8_t *data, uint32_t size)
{
return TPM_SUCCESS;
}
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