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| 1 /* Copyright (c) 2010 The Chromium OS Authors. All rights reserved. | 1 /* Copyright (c) 2010 The Chromium OS Authors. All rights reserved. |
| 2 * Use of this source code is governed by a BSD-style license that can be | 2 * Use of this source code is governed by a BSD-style license that can be |
| 3 * found in the LICENSE file. | 3 * found in the LICENSE file. |
| 4 * | 4 * |
| 5 * High-level firmware API for loading and verifying rewritable firmware. | 5 * High-level firmware API for loading and verifying rewritable firmware. |
| 6 * (Firmware Portion) | 6 * (Firmware Portion) |
| 7 */ | 7 */ |
| 8 | 8 |
| 9 #ifndef VBOOT_REFERENCE_LOAD_FIRMWARE_FW_H_ | 9 #ifndef VBOOT_REFERENCE_LOAD_FIRMWARE_FW_H_ |
| 10 #define VBOOT_REFERENCE_LOAD_FIRMWARE_FW_H_ | 10 #define VBOOT_REFERENCE_LOAD_FIRMWARE_FW_H_ |
| 11 | 11 |
| 12 #include <stdint.h> | 12 #include <stdint.h> |
| 13 | 13 |
| 14 /* Maximum size of kernel_sign_key_blob in bytes, for implementations | 14 /* Recommended size of kernel_sign_key_blob in bytes, for |
| 15 * which must preallocate a transfer buffer between boot phases */ | 15 * implementations which must preallocate a transfer buffer between |
| 16 #define LOAD_FIRMWARE_KEY_BLOB_MAX 2104 | 16 * boot phases */ |
| 17 #define LOAD_FIRMWARE_KEY_BLOB_REC_SIZE 2104 |
| 17 | 18 |
| 18 /* Return codes for LoadFirmware() */ | 19 /* Return codes for LoadFirmware() */ |
| 19 #define LOAD_FIRMWARE_SUCCESS 0 /* Success */ | 20 #define LOAD_FIRMWARE_SUCCESS 0 /* Success */ |
| 20 #define LOAD_FIRMWARE_RECOVERY 1 /* Reboot to recovery mode */ | 21 #define LOAD_FIRMWARE_RECOVERY 1 /* Reboot to recovery mode */ |
| 21 | 22 |
| 22 typedef struct LoadFirmwareParams { | 23 typedef struct LoadFirmwareParams { |
| 23 /* Inputs to LoadFirmware() */ | 24 /* Inputs to LoadFirmware() */ |
| 24 void *firmware_root_key_blob; /* Key used to sign firmware header */ | 25 void *firmware_root_key_blob; /* Key used to sign firmware header */ |
| 25 void *verification_block_0; /* Key block + preamble for firmware 0 */ | 26 void *verification_block_0; /* Key block + preamble for firmware 0 */ |
| 26 void *verification_block_1; /* Key block + preamble for firmware 1 */ | 27 void *verification_block_1; /* Key block + preamble for firmware 1 */ |
| (...skipping 49 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 76 /* Update the data hash for the current firmware image, extending it | 77 /* Update the data hash for the current firmware image, extending it |
| 77 * by [size] bytes stored in [*data]. This function must only be | 78 * by [size] bytes stored in [*data]. This function must only be |
| 78 * called inside GetFirmwareBody(). */ | 79 * called inside GetFirmwareBody(). */ |
| 79 void UpdateFirmwareBodyHash(LoadFirmwareParams* params, | 80 void UpdateFirmwareBodyHash(LoadFirmwareParams* params, |
| 80 uint8_t* data, uint64_t size); | 81 uint8_t* data, uint64_t size); |
| 81 | 82 |
| 82 | 83 |
| 83 | 84 |
| 84 | 85 |
| 85 #endif /* VBOOT_REFERENCE_LOAD_FIRMWARE_FW_H_ */ | 86 #endif /* VBOOT_REFERENCE_LOAD_FIRMWARE_FW_H_ */ |
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