static_dice_cdi_0.h

// Copyright lowRISC contributors (OpenTitan project).
// Licensed under the Apache License, Version 2.0, see LICENSE for details.
// SPDX-License-Identifier: Apache-2.0
 
#ifndef OPENTITAN_SW_DEVICE_SILICON_CREATOR_LIB_BASE_STATIC_DICE_CDI_0_H_
#define OPENTITAN_SW_DEVICE_SILICON_CREATOR_LIB_BASE_STATIC_DICE_CDI_0_H_
 
#include <stdint.h>
 
#include "sw/device/lib/base/macros.h"
#include "sw/device/silicon_creator/lib/drivers/hmac.h"
#include "sw/device/silicon_creator/lib/sigverify/ecdsa_p256_key.h"
 
enum {
  kCdi0CertStaticCriticalSizeBytes = 1024,
};
 
// The dice chain information that the immutable ROM_EXT will pass to the
// mutable ROM_EXT.
typedef struct {
  hmac_digest_t uds_pubkey_id;
  ecdsa_p256_public_key_t uds_pubkey;
  hmac_digest_t cdi_0_pubkey_id;
  ecdsa_p256_public_key_t cdi_0_pubkey;
  uint32_t cert_size;
  uint8_t cert_data[kCdi0CertStaticCriticalSizeBytes];
} static_dice_cdi_0_t;
 
OT_ASSERT_MEMBER_OFFSET(static_dice_cdi_0_t, uds_pubkey_id, 0);
OT_ASSERT_MEMBER_OFFSET(static_dice_cdi_0_t, uds_pubkey, 32);
OT_ASSERT_MEMBER_OFFSET(static_dice_cdi_0_t, cdi_0_pubkey_id, 96);
OT_ASSERT_MEMBER_OFFSET(static_dice_cdi_0_t, cdi_0_pubkey, 128);
OT_ASSERT_MEMBER_OFFSET(static_dice_cdi_0_t, cert_size, 192);
OT_ASSERT_MEMBER_OFFSET(static_dice_cdi_0_t, cert_data, 196);
OT_ASSERT_SIZE(static_dice_cdi_0_t, 1220);
 
extern static_dice_cdi_0_t static_dice_cdi_0;
 
#endif  // OPENTITAN_SW_DEVICE_SILICON_CREATOR_LIB_BASE_STATIC_DICE_CDI_0_H_