Bill Richardson | 2559338 | 2015-01-30 12:22:28 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2013 The Chromium OS Authors. All rights reserved. |
| 3 | * Use of this source code is governed by a BSD-style license that can be |
| 4 | * found in the LICENSE file. |
| 5 | */ |
| 6 | #ifndef VBOOT_REFERENCE_FUTILITY_FILE_TYPE_H_ |
| 7 | #define VBOOT_REFERENCE_FUTILITY_FILE_TYPE_H_ |
| 8 | |
| 9 | /* What type of things do I know how to handle? */ |
| 10 | enum futil_file_type { |
| 11 | FILE_TYPE_UNKNOWN, |
| 12 | FILE_TYPE_PUBKEY, /* VbPublicKey */ |
| 13 | FILE_TYPE_KEYBLOCK, /* VbKeyBlockHeader */ |
| 14 | FILE_TYPE_FW_PREAMBLE, /* VbFirmwarePreambleHeader */ |
| 15 | FILE_TYPE_GBB, /* GoogleBinaryBlockHeader */ |
| 16 | FILE_TYPE_BIOS_IMAGE, /* Chrome OS BIOS image */ |
| 17 | FILE_TYPE_OLD_BIOS_IMAGE, /* Old Chrome OS BIOS image */ |
| 18 | FILE_TYPE_KERN_PREAMBLE, /* VbKernelPreambleHeader */ |
| 19 | |
| 20 | /* These are FILE_TYPE_UNKNOWN, but we've been told more about them */ |
| 21 | FILE_TYPE_RAW_FIRMWARE, /* FW_MAIN_A, etc. */ |
| 22 | FILE_TYPE_RAW_KERNEL, /* vmlinuz, *.uimg, etc. */ |
| 23 | |
| 24 | FILE_TYPE_CHROMIUMOS_DISK, /* At least it has a GPT */ |
Bill Richardson | 4805f18 | 2015-01-30 22:21:10 -0800 | [diff] [blame] | 25 | FILE_TYPE_PRIVKEY, /* VbPrivateKey */ |
Bill Richardson | 2559338 | 2015-01-30 12:22:28 -0800 | [diff] [blame] | 26 | |
| 27 | NUM_FILE_TYPES |
| 28 | }; |
| 29 | |
| 30 | /* Names for them */ |
| 31 | const char * const futil_file_type_str(enum futil_file_type type); |
| 32 | |
| 33 | /* |
| 34 | * This tries to match the buffer content to one of the known file types. |
| 35 | */ |
| 36 | enum futil_file_type futil_file_type_buf(uint8_t *buf, uint32_t len); |
| 37 | |
| 38 | /* |
| 39 | * This opens a file and tries to match it to one of the known file types. |
| 40 | * It's not an error if it returns FILE_TYPE_UKNOWN. |
| 41 | */ |
| 42 | enum futil_file_err futil_file_type(const char *filename, |
| 43 | enum futil_file_type *type); |
| 44 | |
| 45 | /* Routines to identify particular file types. */ |
| 46 | enum futil_file_type recognize_bios_image(uint8_t *buf, uint32_t len); |
| 47 | enum futil_file_type recognize_gbb(uint8_t *buf, uint32_t len); |
| 48 | enum futil_file_type recognize_vblock1(uint8_t *buf, uint32_t len); |
| 49 | enum futil_file_type recognize_gpt(uint8_t *buf, uint32_t len); |
Bill Richardson | 4805f18 | 2015-01-30 22:21:10 -0800 | [diff] [blame] | 50 | enum futil_file_type recognize_privkey(uint8_t *buf, uint32_t len); |
Bill Richardson | 2559338 | 2015-01-30 12:22:28 -0800 | [diff] [blame] | 51 | |
| 52 | #endif /* VBOOT_REFERENCE_FUTILITY_FILE_TYPE_H_ */ |