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Maurice Ma
109 lines
3.4 KiB
C
109 lines
3.4 KiB
C
/** @file
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Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#ifndef __VERIFIED_BOOT_LIB_H__
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#define __VERIFIED_BOOT_LIB_H__
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#define COMP_TYPE_STAGE_1B 0
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#define COMP_TYPE_STAGE_2 1
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#define COMP_TYPE_PAYLOAD 2
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#define COMP_TYPE_FIRMWARE_UPDATE 3
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#define COMP_TYPE_PUBKEY_CFG_DATA 4
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#define COMP_TYPE_PUBKEY_FWU 5
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#define COMP_TYPE_PUBKEY_OS 6
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#define COMP_TYPE_INVALID 7
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/**
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Halt CPU from execution.
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@param[in] Message Message to display before halt.
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**/
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VOID
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CpuHalt (
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IN CHAR8 *Message
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);
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/**
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Verify data block hash with the built-in one.
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@param[in] Data Data buffer pointer.
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@param[in] Length Data buffer size.
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@param[in] ComponentType Component type.
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@retval RETURN_SUCCESS Hash verification succeeded.
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@retval RETURN_NOT_FOUND Hash data for ComponentType is not found.
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@retval RETURN_UNSUPPORTED Hash component type is not supported.
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@retval RETURN_SECURITY_VIOLATION Hash verification failed.
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**/
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RETURN_STATUS
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DoHashVerify (
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IN CONST UINT8 *Data,
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IN UINT32 Length,
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IN UINT8 ComponentType
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);
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/**
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Verifies the RSA signature with PKCS1-v1_5 encoding scheme defined in RSA PKCS#1.
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Also(optional), return the hash of the message to the caller.
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@param[in] Data Data buffer pointer.
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@param[in] Length Data buffer size.
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@param[in] ComponentType Component type.
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@param[in] Signature Signature for the data buffer.
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@param[in] PubKey Public Key data pointer.
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@param[out] OutHash OutHash buffer pointer.
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@retval RETURN_SUCCESS RSA verification succeeded.
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@retval RETURN_NOT_FOUND Hash data for ComponentType is not found.
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@retval RETURN_UNSUPPORTED Hash component type is not supported.
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@retval RETURN_SECURITY_VIOLATION PubKey or Signature verification failed.
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**/
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RETURN_STATUS
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DoRsaVerify (
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IN CONST UINT8 *Data,
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IN UINT32 Length,
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IN UINT8 ComponentType,
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IN CONST UINT8 *Signature,
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IN UINT8 *PubKey,
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OUT UINT8 *OutHash
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);
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typedef RETURN_STATUS (*RSA_VERIFY) (
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IN CONST UINT8 *Data,
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IN UINT32 Length,
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IN UINT8 ComponentType,
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IN CONST UINT8 *Signature,
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IN UINT8 *PubKey,
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OUT UINT8 *OutHash
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);
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/**
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Generate RandomNumbers.
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@param[out] Data Array of random numbers generated
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@param[in] Size Size of the array to be generated.
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@retval EFI_SUCCESS Random number generation successful.
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@retval EFI_UNSUPPORTED Couldnt generate a random number.
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**/
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RETURN_STATUS
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EFIAPI
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GenerateRandomNumbers(
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OUT CHAR8 *Data,
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IN UINTN Size
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);
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#endif /* __VERIFIED_BOOT_LIB_H__ */
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