| /* Copyright (c) 2014 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. |
| */ |
| |
| #ifndef VBOOT_2_RETURN_CODES_H_ |
| #define VBOOT_2_RETURN_CODES_H_ |
| |
| /* |
| * Return codes from verified boot functions. |
| * |
| * TODO: Go through code and replace VB2_ERROR_UNKNOWN with more specific |
| * error codes, and make the existing codes more consistent and useful. |
| */ |
| enum vb2_return_code { |
| /* Success - no error */ |
| VB2_SUCCESS = 0, |
| |
| /* |
| * All vboot2 error codes start at a large offset from zero, to reduce |
| * the risk of overlap with other error codes (TPM, etc.). |
| */ |
| VB2_ERROR_BASE = 0x0100000, |
| |
| /* Unknown / unspecified error */ |
| VB2_ERROR_UNKNOWN = VB2_ERROR_BASE + 1, |
| |
| /********************************************************************** |
| * SHA errors |
| */ |
| VB2_ERROR_SHA = VB2_ERROR_BASE + 0x010000, |
| |
| /* Bad algorithm in vb2_digest_init() */ |
| VB2_ERROR_SHA_INIT_ALGORITHM, |
| |
| /* Bad algorithm in vb2_digest_extend() */ |
| VB2_ERROR_SHA_EXTEND_ALGORITHM, |
| |
| /* Bad algorithm in vb2_digest_finalize() */ |
| VB2_ERROR_SHA_FINALIZE_ALGORITHM, |
| |
| /* Digest size buffer too small in vb2_digest_finalize() */ |
| VB2_ERROR_SHA_FINALIZE_DIGEST_SIZE, |
| |
| /********************************************************************** |
| * RSA errors |
| */ |
| VB2_ERROR_RSA = VB2_ERROR_BASE + 0x020000, |
| |
| /* Padding mismatch in vb2_check_padding() */ |
| VB2_ERROR_RSA_PADDING, |
| |
| /* Bad algorithm in vb2_check_padding() */ |
| VB2_ERROR_RSA_PADDING_ALGORITHM, |
| |
| /* Null param passed to vb2_verify_digest() */ |
| VB2_ERROR_RSA_VERIFY_PARAM, |
| |
| /* Bad algorithm in vb2_verify_digest() */ |
| VB2_ERROR_RSA_VERIFY_ALGORITHM, |
| |
| /* Bad signature length in vb2_verify_digest() */ |
| VB2_ERROR_RSA_VERIFY_SIG_LEN, |
| |
| /* Work buffer too small in vb2_verify_digest() */ |
| VB2_ERROR_RSA_VERIFY_WORKBUF, |
| |
| /* Digest mismatch in vb2_verify_digest() */ |
| VB2_ERROR_RSA_VERIFY_DIGEST, |
| |
| /********************************************************************** |
| * NV storage errors |
| */ |
| VB2_ERROR_NV = VB2_ERROR_BASE + 0x030000, |
| |
| /* Bad header in vb2_nv_check_crc() */ |
| VB2_ERROR_NV_HEADER, |
| |
| /* Bad CRC in vb2_nv_check_crc() */ |
| VB2_ERROR_NV_CRC, |
| |
| /********************************************************************** |
| * Secure data storage errors |
| */ |
| VB2_ERROR_SECDATA = VB2_ERROR_BASE + 0x040000, |
| |
| /* Bad CRC in vb2_secdata_check_crc() */ |
| VB2_ERROR_SECDATA_CRC, |
| |
| /* Bad struct version in vb2_secdata_init() */ |
| VB2_ERROR_SECDATA_VERSION, |
| |
| /* Invalid param in vb2_secdata_get() */ |
| VB2_ERROR_SECDATA_GET_PARAM, |
| |
| /* Invalid param in vb2_secdata_set() */ |
| VB2_ERROR_SECDATA_SET_PARAM, |
| |
| /* Invalid flags passed to vb2_secdata_set() */ |
| VB2_ERROR_SECDATA_SET_FLAGS, |
| |
| /********************************************************************** |
| * TODO: errors which must still be made specific |
| */ |
| VB2_ERROR_TODO = VB2_ERROR_BASE + 0xff0000, |
| |
| /* Work buffer too small */ |
| VB2_ERROR_WORKBUF_TOO_SMALL, |
| |
| /* Buffer too small (other than the work buffer) */ |
| VB2_ERROR_BUFFER_TOO_SMALL, |
| |
| /* Buffer unaligned */ |
| VB2_ERROR_BUFFER_UNALIGNED, |
| |
| /* Bad GBB header */ |
| VB2_ERROR_BAD_GBB_HEADER, |
| |
| /* Bad algorithm - unknown, or unsupported */ |
| VB2_ERROR_BAD_ALGORITHM, |
| |
| /* Signature check failed */ |
| VB2_ERROR_BAD_SIGNATURE, |
| |
| /* Bad key */ |
| VB2_ERROR_BAD_KEY, |
| |
| /* Bad keyblock */ |
| VB2_ERROR_BAD_KEYBLOCK, |
| |
| /* Bad preamble */ |
| VB2_ERROR_BAD_PREAMBLE, |
| |
| /* Bad firmware keyblock version (out of range, or rollback) */ |
| VB2_ERROR_FW_KEYBLOCK_VERSION, |
| |
| /* Bad firmware version (out of range, or rollback) */ |
| VB2_ERROR_FW_VERSION, |
| |
| /* Bad hash tag */ |
| VB2_ERROR_BAD_TAG, |
| |
| /********************************************************************** |
| * Highest non-zero error generated inside vboot library. Note that |
| * error codes passed through vboot when it calls external APIs may |
| * still be outside this range. |
| */ |
| VB2_ERROR_MAX = VB2_ERROR_BASE + 0xffffff, |
| |
| }; |
| |
| #endif /* VBOOT_2_RETURN_CODES_H_ */ |