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123 lines
3.4 KiB
C
123 lines
3.4 KiB
C
/** @file
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GUID for UEFI WIN_CERTIFICATE structure.
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Copyright (c) 2006 - 2012, Intel Corporation. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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@par Revision Reference:
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GUID defined in UEFI 2.0 spec.
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**/
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#ifndef __EFI_WIN_CERTIFICATE_H__
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#define __EFI_WIN_CERTIFICATE_H__
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//
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// _WIN_CERTIFICATE.wCertificateType
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//
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#define WIN_CERT_TYPE_PKCS_SIGNED_DATA 0x0002
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#define WIN_CERT_TYPE_EFI_PKCS115 0x0EF0
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#define WIN_CERT_TYPE_EFI_GUID 0x0EF1
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///
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/// The WIN_CERTIFICATE structure is part of the PE/COFF specification.
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///
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typedef struct {
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///
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/// The length of the entire certificate,
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/// including the length of the header, in bytes.
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///
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UINT32 dwLength;
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///
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/// The revision level of the WIN_CERTIFICATE
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/// structure. The current revision level is 0x0200.
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///
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UINT16 wRevision;
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///
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/// The certificate type. See WIN_CERT_TYPE_xxx for the UEFI
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/// certificate types. The UEFI specification reserves the range of
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/// certificate type values from 0x0EF0 to 0x0EFF.
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///
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UINT16 wCertificateType;
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///
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/// The following is the actual certificate. The format of
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/// the certificate depends on wCertificateType.
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///
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/// UINT8 bCertificate[ANYSIZE_ARRAY];
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///
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} WIN_CERTIFICATE;
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///
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/// WIN_CERTIFICATE_UEFI_GUID.CertType
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///
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#define EFI_CERT_TYPE_RSA2048_SHA256_GUID \
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{0xa7717414, 0xc616, 0x4977, {0x94, 0x20, 0x84, 0x47, 0x12, 0xa7, 0x35, 0xbf } }
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///
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/// WIN_CERTIFICATE_UEFI_GUID.CertData
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///
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typedef struct {
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EFI_GUID HashType;
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UINT8 PublicKey[256];
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UINT8 Signature[256];
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} EFI_CERT_BLOCK_RSA_2048_SHA256;
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///
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/// Certificate which encapsulates a GUID-specific digital signature
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///
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typedef struct {
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///
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/// This is the standard WIN_CERTIFICATE header, where
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/// wCertificateType is set to WIN_CERT_TYPE_EFI_GUID.
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///
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WIN_CERTIFICATE Hdr;
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///
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/// This is the unique id which determines the
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/// format of the CertData. .
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///
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EFI_GUID CertType;
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///
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/// The following is the certificate data. The format of
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/// the data is determined by the CertType.
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/// If CertType is EFI_CERT_TYPE_RSA2048_SHA256_GUID,
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/// the CertData will be EFI_CERT_BLOCK_RSA_2048_SHA256 structure.
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///
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UINT8 CertData[1];
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} WIN_CERTIFICATE_UEFI_GUID;
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///
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/// Certificate which encapsulates the RSASSA_PKCS1-v1_5 digital signature.
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///
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/// The WIN_CERTIFICATE_UEFI_PKCS1_15 structure is derived from
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/// WIN_CERTIFICATE and encapsulate the information needed to
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/// implement the RSASSA-PKCS1-v1_5 digital signature algorithm as
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/// specified in RFC2437.
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///
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typedef struct {
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///
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/// This is the standard WIN_CERTIFICATE header, where
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/// wCertificateType is set to WIN_CERT_TYPE_UEFI_PKCS1_15.
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///
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WIN_CERTIFICATE Hdr;
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///
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/// This is the hashing algorithm which was performed on the
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/// UEFI executable when creating the digital signature.
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///
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EFI_GUID HashAlgorithm;
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///
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/// The following is the actual digital signature. The
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/// size of the signature is the same size as the key
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/// (1024-bit key is 128 bytes) and can be determined by
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/// subtracting the length of the other parts of this header
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/// from the total length of the certificate as found in
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/// Hdr.dwLength.
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///
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/// UINT8 Signature[];
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///
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} WIN_CERTIFICATE_EFI_PKCS1_15;
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extern EFI_GUID gEfiCertTypeRsa2048Sha256Guid;
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#endif
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