/* Copyright 2020 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.
 */

#include "Global.h"
#include "Hierarchy_fp.h"
#include "InternalRoutines.h"
#include "NV_DefineSpace_fp.h"
#include "NV_Write_fp.h"
#include "tpm_manufacture.h"

#include <string.h>

#ifdef TCG_EK_CERT_INDICES
#define RSA_EK_CERT_NV_INDEX 0x01C00002
#define ECC_EK_CERT_NV_INDEX 0x01C0000a
#else
#define RSA_EK_CERT_NV_INDEX 0x01C00000
#define ECC_EK_CERT_NV_INDEX 0x01C00001
#endif

enum cros_perso_component_type {
  CROS_PERSO_COMPONENT_TYPE_EPS = 128,
  CROS_PERSO_COMPONENT_TYPE_RSA_CERT = 129,
  CROS_PERSO_COMPONENT_TYPE_P256_CERT = 130
};

/* This is a fixed seed (and corresponding certificates) for use with a
 * simulated tpm2 in a testing environment.
 */
const uint8_t FIXED_ENDORSEMENT_SEED[PRIMARY_SEED_SIZE] = {
    0x1c, 0xb0, 0xde, 0x0e, 0x96, 0xe5, 0x58, 0xb0, 0xad, 0x1d, 0x3a,
    0x08, 0x22, 0x41, 0x7f, 0x45, 0x37, 0xe7, 0x17, 0x42, 0x5d, 0x87,
    0xc4, 0x77, 0xf2, 0x97, 0xf8, 0xdd, 0xb9, 0xa0, 0xe5, 0x3a};

const uint8_t FIXED_RSA_ENDORSEMENT_CERT[1007] = {
    0x30, 0x82, 0x03, 0xeb, 0x30, 0x82, 0x02, 0xd3, 0xa0, 0x03, 0x02, 0x01,
    0x02, 0x02, 0x10, 0x57, 0xd7, 0x5a, 0xbc, 0x74, 0xa8, 0x2e, 0x11, 0x9c,
    0x73, 0x70, 0x2d, 0x3e, 0x15, 0xdf, 0x4e, 0x30, 0x0d, 0x06, 0x09, 0x2a,
    0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01, 0x0b, 0x05, 0x00, 0x30, 0x81,
    0x80, 0x31, 0x0b, 0x30, 0x09, 0x06, 0x03, 0x55, 0x04, 0x06, 0x13, 0x02,
    0x55, 0x53, 0x31, 0x13, 0x30, 0x11, 0x06, 0x03, 0x55, 0x04, 0x08, 0x0c,
    0x0a, 0x43, 0x61, 0x6c, 0x69, 0x66, 0x6f, 0x72, 0x6e, 0x69, 0x61, 0x31,
    0x14, 0x30, 0x12, 0x06, 0x03, 0x55, 0x04, 0x0a, 0x0c, 0x0b, 0x47, 0x6f,
    0x6f, 0x67, 0x6c, 0x65, 0x20, 0x49, 0x6e, 0x63, 0x2e, 0x31, 0x24, 0x30,
    0x22, 0x06, 0x03, 0x55, 0x04, 0x0b, 0x0c, 0x1b, 0x45, 0x6e, 0x67, 0x69,
    0x6e, 0x65, 0x65, 0x72, 0x69, 0x6e, 0x67, 0x20, 0x61, 0x6e, 0x64, 0x20,
    0x44, 0x65, 0x76, 0x65, 0x6c, 0x6f, 0x70, 0x6d, 0x65, 0x6e, 0x74, 0x31,
    0x20, 0x30, 0x1e, 0x06, 0x03, 0x55, 0x04, 0x03, 0x0c, 0x17, 0x43, 0x52,
    0x4f, 0x53, 0x20, 0x54, 0x50, 0x4d, 0x20, 0x44, 0x45, 0x56, 0x20, 0x45,
    0x4b, 0x20, 0x52, 0x4f, 0x4f, 0x54, 0x20, 0x43, 0x41, 0x30, 0x1e, 0x17,
    0x0d, 0x31, 0x36, 0x31, 0x30, 0x32, 0x30, 0x30, 0x30, 0x34, 0x39, 0x33,
    0x36, 0x5a, 0x17, 0x0d, 0x32, 0x36, 0x31, 0x30, 0x31, 0x38, 0x30, 0x30,
    0x34, 0x39, 0x33, 0x36, 0x5a, 0x30, 0x00, 0x30, 0x82, 0x01, 0x22, 0x30,
    0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01, 0x01,
    0x05, 0x00, 0x03, 0x82, 0x01, 0x0f, 0x00, 0x30, 0x82, 0x01, 0x0a, 0x02,
    0x82, 0x01, 0x01, 0x00, 0xae, 0x3f, 0x7e, 0x66, 0x78, 0x26, 0x7a, 0x38,
    0x93, 0xaf, 0x9c, 0xe4, 0x2c, 0x3c, 0x9e, 0x11, 0xb7, 0xae, 0x2f, 0x71,
    0x8d, 0x4f, 0x2e, 0x3f, 0xd2, 0x35, 0x18, 0xb0, 0x27, 0x04, 0x4e, 0x04,
    0x66, 0xb2, 0x16, 0xd4, 0xa8, 0xfc, 0x51, 0x60, 0x1b, 0x05, 0x1c, 0x02,
    0xb5, 0x77, 0x1b, 0xf6, 0x40, 0xc4, 0x0e, 0x01, 0xbf, 0x70, 0xc1, 0x68,
    0x53, 0x8b, 0x20, 0x4c, 0xa3, 0x39, 0x09, 0xd4, 0x4e, 0x28, 0x7c, 0x1d,
    0xda, 0x57, 0x5c, 0x41, 0xae, 0x9b, 0xf3, 0xd5, 0xd3, 0x46, 0x12, 0x3d,
    0x43, 0xcc, 0x39, 0x29, 0x79, 0x9d, 0xe5, 0x87, 0x84, 0x22, 0x85, 0x4b,
    0x49, 0x35, 0x16, 0x4f, 0x3b, 0xdd, 0xd8, 0xaf, 0xe3, 0x99, 0xfa, 0x37,
    0xaf, 0xbd, 0xa9, 0x38, 0xb4, 0x47, 0x58, 0x1e, 0x71, 0xb2, 0x46, 0xf2,
    0x14, 0x85, 0x43, 0x12, 0x55, 0x8b, 0xc3, 0x5b, 0x78, 0x86, 0xd0, 0x0b,
    0x08, 0x87, 0x1d, 0xf7, 0x4c, 0x69, 0x47, 0x91, 0xd1, 0x16, 0x5c, 0x0e,
    0xf7, 0x0d, 0xad, 0x4a, 0x2d, 0xd8, 0x74, 0xe2, 0x89, 0xe1, 0xaf, 0xd7,
    0x54, 0xb6, 0xe0, 0x36, 0x76, 0x7b, 0xd4, 0x6d, 0x50, 0x64, 0x13, 0x5b,
    0x86, 0xa8, 0xa7, 0xee, 0xed, 0xf9, 0x50, 0x4d, 0xac, 0x1d, 0x1f, 0x9c,
    0x1b, 0x58, 0x19, 0xa5, 0x20, 0x19, 0x75, 0xb7, 0xcf, 0xf6, 0x37, 0x59,
    0x2a, 0xc7, 0x5b, 0x14, 0x51, 0xe6, 0x64, 0x70, 0xcc, 0x0e, 0x90, 0x9f,
    0xe8, 0xf3, 0xc5, 0x95, 0x41, 0x74, 0x24, 0xb4, 0x6d, 0x37, 0x4a, 0x90,
    0x17, 0x0e, 0x11, 0xea, 0xde, 0x74, 0x0e, 0x05, 0x4d, 0x1f, 0x9c, 0x11,
    0xea, 0x06, 0xbd, 0x90, 0x9a, 0x9f, 0x44, 0x55, 0x0f, 0x93, 0x82, 0x96,
    0xfc, 0x29, 0xb7, 0x26, 0x5e, 0x01, 0x25, 0x55, 0x4b, 0x80, 0xda, 0xd6,
    0x2d, 0xe0, 0xd9, 0x65, 0xcf, 0xcb, 0x7a, 0x2b, 0x02, 0x03, 0x01, 0x00,
    0x01, 0xa3, 0x81, 0xdf, 0x30, 0x81, 0xdc, 0x30, 0x0e, 0x06, 0x03, 0x55,
    0x1d, 0x0f, 0x01, 0x01, 0xff, 0x04, 0x04, 0x03, 0x02, 0x00, 0x20, 0x30,
    0x51, 0x06, 0x03, 0x55, 0x1d, 0x11, 0x01, 0x01, 0xff, 0x04, 0x47, 0x30,
    0x45, 0xa4, 0x43, 0x30, 0x41, 0x31, 0x16, 0x30, 0x14, 0x06, 0x05, 0x67,
    0x81, 0x05, 0x02, 0x01, 0x0c, 0x0b, 0x69, 0x64, 0x3a, 0x34, 0x37, 0x34,
    0x46, 0x34, 0x46, 0x34, 0x37, 0x31, 0x0f, 0x30, 0x0d, 0x06, 0x05, 0x67,
    0x81, 0x05, 0x02, 0x02, 0x0c, 0x04, 0x48, 0x31, 0x42, 0x32, 0x31, 0x16,
    0x30, 0x14, 0x06, 0x05, 0x67, 0x81, 0x05, 0x02, 0x03, 0x0c, 0x0b, 0x69,
    0x64, 0x3a, 0x30, 0x30, 0x31, 0x33, 0x30, 0x30, 0x33, 0x37, 0x30, 0x0c,
    0x06, 0x03, 0x55, 0x1d, 0x13, 0x01, 0x01, 0xff, 0x04, 0x02, 0x30, 0x00,
    0x30, 0x13, 0x06, 0x03, 0x55, 0x1d, 0x20, 0x04, 0x0c, 0x30, 0x0a, 0x30,
    0x08, 0x06, 0x06, 0x67, 0x81, 0x0c, 0x01, 0x02, 0x02, 0x30, 0x1f, 0x06,
    0x03, 0x55, 0x1d, 0x23, 0x04, 0x18, 0x30, 0x16, 0x80, 0x14, 0xd5, 0xfd,
    0x4b, 0xf1, 0xbe, 0x05, 0xfb, 0x13, 0x28, 0xe2, 0x5f, 0x39, 0xd3, 0x9d,
    0x70, 0x4a, 0x48, 0x91, 0x6b, 0xb0, 0x30, 0x10, 0x06, 0x03, 0x55, 0x1d,
    0x25, 0x04, 0x09, 0x30, 0x07, 0x06, 0x05, 0x67, 0x81, 0x05, 0x08, 0x01,
    0x30, 0x21, 0x06, 0x03, 0x55, 0x1d, 0x09, 0x04, 0x1a, 0x30, 0x18, 0x30,
    0x16, 0x06, 0x05, 0x67, 0x81, 0x05, 0x02, 0x10, 0x31, 0x0d, 0x30, 0x0b,
    0x0c, 0x03, 0x32, 0x2e, 0x30, 0x02, 0x01, 0x00, 0x02, 0x01, 0x10, 0x30,
    0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01, 0x0b,
    0x05, 0x00, 0x03, 0x82, 0x01, 0x01, 0x00, 0x4c, 0x65, 0x3f, 0x58, 0x73,
    0xb6, 0x21, 0x72, 0xb3, 0x2c, 0xc3, 0x94, 0xf4, 0xb3, 0xe0, 0x74, 0xa3,
    0x2e, 0x47, 0xa7, 0x63, 0x12, 0xa3, 0x0f, 0xc5, 0x18, 0x45, 0x06, 0xab,
    0xa9, 0xba, 0x64, 0xf0, 0xeb, 0x18, 0x7c, 0xba, 0x57, 0x09, 0xd0, 0x11,
    0x60, 0x6f, 0xbd, 0x52, 0x73, 0xab, 0x39, 0x81, 0x29, 0xab, 0x78, 0x84,
    0xec, 0x00, 0xe3, 0x87, 0xec, 0xf1, 0x7d, 0x2e, 0x15, 0x3f, 0xad, 0x1b,
    0x3a, 0x3f, 0x03, 0x53, 0x91, 0xee, 0x72, 0x7a, 0x87, 0x74, 0xa8, 0x09,
    0x7d, 0x83, 0x37, 0x0d, 0x46, 0x22, 0x12, 0xf3, 0x79, 0x61, 0xaf, 0x80,
    0xf3, 0xf4, 0x76, 0x7d, 0xbd, 0xb3, 0x1f, 0x87, 0xb8, 0x66, 0xc9, 0x24,
    0x15, 0xe9, 0xc7, 0x5b, 0x19, 0xdf, 0x04, 0x0a, 0x47, 0xec, 0x88, 0x46,
    0x7f, 0x20, 0x6c, 0x4b, 0x23, 0xdb, 0x65, 0x67, 0x54, 0xde, 0x3a, 0xc3,
    0x64, 0xbb, 0x77, 0x4d, 0x6d, 0x4b, 0x1e, 0x43, 0x9a, 0x35, 0x20, 0x7e,
    0x28, 0xce, 0x4e, 0xe5, 0xb7, 0x0b, 0xae, 0xd0, 0x26, 0xc0, 0xac, 0x2f,
    0x79, 0x35, 0x71, 0xbd, 0x74, 0x68, 0x8d, 0x51, 0x6f, 0x84, 0x4d, 0xaa,
    0xca, 0x0d, 0xf0, 0xa8, 0x41, 0x5c, 0xa9, 0x6e, 0x3b, 0x70, 0x15, 0x73,
    0x8d, 0xf0, 0x70, 0xd3, 0xb3, 0x0e, 0xa7, 0x3a, 0x34, 0x12, 0xd2, 0x1e,
    0xa4, 0x18, 0x4c, 0x31, 0xee, 0x26, 0x44, 0x24, 0xe0, 0xa5, 0xca, 0x56,
    0x5d, 0x76, 0x9e, 0xf4, 0x9a, 0x6e, 0x2b, 0xd6, 0x4a, 0xe9, 0x47, 0xd9,
    0x29, 0x94, 0x2d, 0x23, 0xf7, 0xbb, 0x13, 0x0c, 0x48, 0x73, 0x93, 0xe3,
    0x49, 0xc7, 0xd8, 0xca, 0x5d, 0x63, 0xf5, 0x68, 0xb2, 0xe9, 0x1a, 0xe6,
    0x87, 0x39, 0xf8, 0x12, 0xa7, 0x5c, 0xb2, 0x6e, 0x04, 0xd0, 0x73, 0x3a,
    0x05, 0x77, 0xc0, 0x9f, 0x23, 0xa7, 0x1a, 0x71, 0x38, 0x55, 0x70};

const uint8_t FIXED_ECC_ENDORSEMENT_CERT[804] = {
    0x30, 0x82, 0x03, 0x20, 0x30, 0x82, 0x02, 0x08, 0xa0, 0x03, 0x02, 0x01,
    0x02, 0x02, 0x10, 0x67, 0x02, 0x3f, 0x35, 0xc3, 0x17, 0xad, 0xcf, 0x0a,
    0x76, 0xed, 0x50, 0x17, 0xd8, 0x4e, 0x50, 0x30, 0x0d, 0x06, 0x09, 0x2a,
    0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01, 0x0b, 0x05, 0x00, 0x30, 0x81,
    0x80, 0x31, 0x0b, 0x30, 0x09, 0x06, 0x03, 0x55, 0x04, 0x06, 0x13, 0x02,
    0x55, 0x53, 0x31, 0x13, 0x30, 0x11, 0x06, 0x03, 0x55, 0x04, 0x08, 0x0c,
    0x0a, 0x43, 0x61, 0x6c, 0x69, 0x66, 0x6f, 0x72, 0x6e, 0x69, 0x61, 0x31,
    0x14, 0x30, 0x12, 0x06, 0x03, 0x55, 0x04, 0x0a, 0x0c, 0x0b, 0x47, 0x6f,
    0x6f, 0x67, 0x6c, 0x65, 0x20, 0x49, 0x6e, 0x63, 0x2e, 0x31, 0x24, 0x30,
    0x22, 0x06, 0x03, 0x55, 0x04, 0x0b, 0x0c, 0x1b, 0x45, 0x6e, 0x67, 0x69,
    0x6e, 0x65, 0x65, 0x72, 0x69, 0x6e, 0x67, 0x20, 0x61, 0x6e, 0x64, 0x20,
    0x44, 0x65, 0x76, 0x65, 0x6c, 0x6f, 0x70, 0x6d, 0x65, 0x6e, 0x74, 0x31,
    0x20, 0x30, 0x1e, 0x06, 0x03, 0x55, 0x04, 0x03, 0x0c, 0x17, 0x43, 0x52,
    0x4f, 0x53, 0x20, 0x54, 0x50, 0x4d, 0x20, 0x44, 0x45, 0x56, 0x20, 0x45,
    0x4b, 0x20, 0x52, 0x4f, 0x4f, 0x54, 0x20, 0x43, 0x41, 0x30, 0x1e, 0x17,
    0x0d, 0x31, 0x36, 0x31, 0x30, 0x32, 0x30, 0x30, 0x30, 0x34, 0x39, 0x33,
    0x36, 0x5a, 0x17, 0x0d, 0x32, 0x36, 0x31, 0x30, 0x31, 0x38, 0x30, 0x30,
    0x34, 0x39, 0x33, 0x36, 0x5a, 0x30, 0x00, 0x30, 0x59, 0x30, 0x13, 0x06,
    0x07, 0x2a, 0x86, 0x48, 0xce, 0x3d, 0x02, 0x01, 0x06, 0x08, 0x2a, 0x86,
    0x48, 0xce, 0x3d, 0x03, 0x01, 0x07, 0x03, 0x42, 0x00, 0x04, 0x60, 0xC0,
    0x87, 0xF1, 0x01, 0xD3, 0x9F, 0x47, 0x0C, 0x38, 0xD8, 0x95, 0x10, 0x8B,
    0xC6, 0x97, 0x5F, 0x7B, 0xF8, 0xB2, 0x63, 0xB2, 0x5B, 0xB1, 0x61, 0xAB,
    0x14, 0xB0, 0xAE, 0xE3, 0xD4, 0xF2, 0x54, 0x11, 0x4E, 0x39, 0xF4, 0xCC,
    0x49, 0x68, 0x56, 0x4C, 0xBC, 0xFF, 0xB5, 0xD2, 0x47, 0xCE, 0xC1, 0x06,
    0x8A, 0xF1, 0x03, 0x89, 0xF7, 0x09, 0x97, 0x44, 0xE9, 0xBB, 0xFA, 0x6C,
    0x23, 0x1B, 0xa3, 0x81, 0xdf, 0x30, 0x81, 0xdc, 0x30, 0x0e, 0x06, 0x03,
    0x55, 0x1d, 0x0f, 0x01, 0x01, 0xff, 0x04, 0x04, 0x03, 0x02, 0x00, 0x20,
    0x30, 0x51, 0x06, 0x03, 0x55, 0x1d, 0x11, 0x01, 0x01, 0xff, 0x04, 0x47,
    0x30, 0x45, 0xa4, 0x43, 0x30, 0x41, 0x31, 0x16, 0x30, 0x14, 0x06, 0x05,
    0x67, 0x81, 0x05, 0x02, 0x01, 0x0c, 0x0b, 0x69, 0x64, 0x3a, 0x34, 0x37,
    0x34, 0x46, 0x34, 0x46, 0x34, 0x37, 0x31, 0x0f, 0x30, 0x0d, 0x06, 0x05,
    0x67, 0x81, 0x05, 0x02, 0x02, 0x0c, 0x04, 0x48, 0x31, 0x42, 0x32, 0x31,
    0x16, 0x30, 0x14, 0x06, 0x05, 0x67, 0x81, 0x05, 0x02, 0x03, 0x0c, 0x0b,
    0x69, 0x64, 0x3a, 0x30, 0x30, 0x31, 0x33, 0x30, 0x30, 0x33, 0x37, 0x30,
    0x0c, 0x06, 0x03, 0x55, 0x1d, 0x13, 0x01, 0x01, 0xff, 0x04, 0x02, 0x30,
    0x00, 0x30, 0x13, 0x06, 0x03, 0x55, 0x1d, 0x20, 0x04, 0x0c, 0x30, 0x0a,
    0x30, 0x08, 0x06, 0x06, 0x67, 0x81, 0x0c, 0x01, 0x02, 0x02, 0x30, 0x1f,
    0x06, 0x03, 0x55, 0x1d, 0x23, 0x04, 0x18, 0x30, 0x16, 0x80, 0x14, 0xd5,
    0xfd, 0x4b, 0xf1, 0xbe, 0x05, 0xfb, 0x13, 0x28, 0xe2, 0x5f, 0x39, 0xd3,
    0x9d, 0x70, 0x4a, 0x48, 0x91, 0x6b, 0xb0, 0x30, 0x10, 0x06, 0x03, 0x55,
    0x1d, 0x25, 0x04, 0x09, 0x30, 0x07, 0x06, 0x05, 0x67, 0x81, 0x05, 0x08,
    0x01, 0x30, 0x21, 0x06, 0x03, 0x55, 0x1d, 0x09, 0x04, 0x1a, 0x30, 0x18,
    0x30, 0x16, 0x06, 0x05, 0x67, 0x81, 0x05, 0x02, 0x10, 0x31, 0x0d, 0x30,
    0x0b, 0x0c, 0x03, 0x32, 0x2e, 0x30, 0x02, 0x01, 0x00, 0x02, 0x01, 0x10,
    0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01,
    0x0b, 0x05, 0x00, 0x03, 0x82, 0x01, 0x01, 0x00, 0x21, 0xab, 0x9e, 0x92,
    0x4d, 0xb0, 0x50, 0x04, 0xeb, 0x2b, 0xb6, 0xcc, 0x87, 0x8c, 0xa8, 0x27,
    0xe3, 0x5a, 0xbf, 0x03, 0x5d, 0xb1, 0x4d, 0x24, 0xda, 0xdf, 0x44, 0xdb,
    0x4a, 0x37, 0x5c, 0x3e, 0x70, 0xf3, 0x35, 0x5d, 0x26, 0x2e, 0xaa, 0x85,
    0xc6, 0xbe, 0x1c, 0x9d, 0x1e, 0x5f, 0xf6, 0x6c, 0xb8, 0x94, 0x41, 0x25,
    0x20, 0x55, 0x28, 0x53, 0x55, 0x67, 0x9a, 0xb5, 0xfb, 0x6b, 0x57, 0x09,
    0xf0, 0x5b, 0xe2, 0x66, 0xc5, 0xe8, 0xd1, 0x9e, 0xb8, 0xb7, 0xed, 0xd8,
    0x41, 0xb5, 0xbd, 0x44, 0xd9, 0x53, 0xab, 0x2d, 0x17, 0x4c, 0x73, 0x05,
    0x19, 0x2c, 0x9d, 0x18, 0x98, 0xd8, 0x55, 0xbe, 0xbd, 0xb6, 0xa5, 0xf6,
    0x5f, 0x3d, 0x70, 0x98, 0xd6, 0xd0, 0xcf, 0x1c, 0x0d, 0xc6, 0x78, 0x6d,
    0x2e, 0x9c, 0x44, 0xf6, 0x9e, 0x0a, 0x80, 0x12, 0xcd, 0x9b, 0x4b, 0x1f,
    0xbc, 0xfe, 0xe7, 0x3f, 0x45, 0x81, 0x78, 0x43, 0x40, 0xf2, 0xb0, 0x6b,
    0x2c, 0x23, 0xc8, 0xc8, 0x57, 0xc6, 0x33, 0x08, 0x3e, 0x17, 0x43, 0x16,
    0xf0, 0x3f, 0xbf, 0x24, 0x54, 0xba, 0xe6, 0x85, 0x4c, 0xc8, 0x2e, 0x7f,
    0x88, 0x41, 0x6c, 0x4e, 0x03, 0xa6, 0x35, 0x00, 0x4d, 0xdb, 0x65, 0x68,
    0x78, 0x01, 0x40, 0xc6, 0xa0, 0x95, 0xd9, 0xe9, 0x27, 0xe1, 0x90, 0x20,
    0xc8, 0xe6, 0xa7, 0x7c, 0x4d, 0x9c, 0x1c, 0x44, 0x47, 0xfe, 0x9e, 0xc9,
    0x25, 0x7a, 0x07, 0xa9, 0x86, 0x60, 0x58, 0x18, 0x1c, 0x16, 0x18, 0x7e,
    0x04, 0xd6, 0x5a, 0xb6, 0xcb, 0xb6, 0xa6, 0x0f, 0xd9, 0x42, 0xf3, 0x19,
    0x8c, 0xbe, 0x26, 0x98, 0xdd, 0x07, 0x05, 0x76, 0xc0, 0xf9, 0xa4, 0xeb,
    0x53, 0xff, 0x13, 0x27, 0x61, 0x87, 0x66, 0x99, 0x76, 0x9c, 0x5f, 0x03,
    0x52, 0x95, 0x13, 0x6e, 0xb7, 0x33, 0x1f, 0x8d, 0xc6, 0x22, 0xd8, 0xe4};

static int store_cert(enum cros_perso_component_type component_type,
                      const uint8_t *cert, size_t cert_len) {
  uint32_t nv_index;
  NV_DefineSpace_In define_space;
  TPMA_NV space_attributes;
  NV_Write_In in;

  /* Clear up structures potentially uszed only partially. */
  memset(&define_space, 0, sizeof(define_space));
  memset(&space_attributes, 0, sizeof(space_attributes));
  memset(&in, 0, sizeof(in));

  /* Indicate that a system reset has occurred, and currently
   * running with Platform auth.
   */
  HierarchyStartup(SU_RESET);

  if (component_type == CROS_PERSO_COMPONENT_TYPE_RSA_CERT)
    nv_index = RSA_EK_CERT_NV_INDEX;
  else /* P256 certificate. */
    nv_index = ECC_EK_CERT_NV_INDEX;

  /* EK Credential attributes specified in the "TCG PC Client
   * Platform, TPM Profile (PTP) Specification" document.
   */
  /* REQUIRED: Writeable under platform auth. */
  space_attributes.TPMA_NV_PPWRITE = 1;
  /* OPTIONAL: Write-once; space must be deleted to be re-written. */
  space_attributes.TPMA_NV_WRITEDEFINE = 1;
  /* REQUIRED: Space created with platform auth. */
  space_attributes.TPMA_NV_PLATFORMCREATE = 1;
  /* REQUIRED: Readable under empty password? */
  space_attributes.TPMA_NV_AUTHREAD = 1;
  /* REQUIRED: Disable dictionary attack protection. */
  space_attributes.TPMA_NV_NO_DA = 1;

  define_space.authHandle = TPM_RH_PLATFORM;
  define_space.auth.t.size = 0;
  define_space.publicInfo.t.size = sizeof(define_space.publicInfo.t.nvPublic);
  define_space.publicInfo.t.nvPublic.nvIndex = nv_index;
  define_space.publicInfo.t.nvPublic.nameAlg = TPM_ALG_SHA256;
  define_space.publicInfo.t.nvPublic.attributes = space_attributes;
  define_space.publicInfo.t.nvPublic.authPolicy.t.size = 0;
  define_space.publicInfo.t.nvPublic.dataSize = cert_len;

  /* Define the required space first. */
  if (TPM2_NV_DefineSpace(&define_space) != TPM_RC_SUCCESS)
    return 0;

  in.nvIndex = nv_index;
  in.authHandle = TPM_RH_PLATFORM;
  in.data.t.size = cert_len;
  memcpy(in.data.t.buffer, cert, cert_len);
  in.offset = 0;

  if (TPM2_NV_Write(&in) != TPM_RC_SUCCESS)
    return 0;
  if (NvCommit())
    return 1;
  return 0;
}

static int store_eps(const uint8_t eps[PRIMARY_SEED_SIZE]) {
  /* gp is a TPM global state structure, declared in Global.h. */
  memcpy(gp.EPSeed.t.buffer, eps, PRIMARY_SEED_SIZE);

  /* Persist the seed to flash. */
  NvWriteReserved(NV_EP_SEED, &gp.EPSeed);
  return NvCommit();
}

static int install_fixed_certs(void) {
  if (!store_eps(FIXED_ENDORSEMENT_SEED))
    return 0;

  if (!store_cert(CROS_PERSO_COMPONENT_TYPE_RSA_CERT,
                  FIXED_RSA_ENDORSEMENT_CERT,
                  sizeof(FIXED_RSA_ENDORSEMENT_CERT)))
    return 0;

  if (!store_cert(CROS_PERSO_COMPONENT_TYPE_P256_CERT,
                  FIXED_ECC_ENDORSEMENT_CERT,
                  sizeof(FIXED_ECC_ENDORSEMENT_CERT)))
    return 0;

  return 1;
}

LIB_EXPORT int tpm_endorse(void) { return install_fixed_certs(); }