[edk2-devel] [PATCH v2 1/2] MdePkg: Add UEFI 2.10 DeviceAuthentication

["Wenxing Hou" <wenxing.hou@intel.com>]

According to UEFI 2.10 spec
32.8.2 UEFI Device Signature Variable GUID and Variable Name section,
add signature database for device authentication.

Cc: Michael D Kinney <michael.d.kinney@intel.com>
Cc: Liming Gao <gaoliming@byosoft.com.cn>
Cc: Zhiguang Liu <zhiguang.liu@intel.com>
Cc: Jiewen Yao <jiewen.yao@intel.com>
Signed-off-by: Wenxing Hou <wenxing.hou@intel.com>
---
 MdePkg/Include/Guid/DeviceAuthentication.h | 61 ++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 MdePkg/Include/Guid/DeviceAuthentication.h

diff --git a/MdePkg/Include/Guid/DeviceAuthentication.h b/MdePkg/Include/Guid/DeviceAuthentication.h
new file mode 100644
index 0000000000..65dea4273d
--- /dev/null
+++ b/MdePkg/Include/Guid/DeviceAuthentication.h
@@ -0,0 +1,61 @@
+/** @file
+  Guid & data structure used for Device Security.
+
+  Copyright (c) 2024, Intel Corporation. All rights reserved.<BR>
+  SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#ifndef EDKII_DEVICE_AUTHENTICATION_GUID_H_
+#define EDKII_DEVICE_AUTHENTICATION_GUID_H_
+
+/**
+  This is a signature database for device authentication, instead of image authentication.
+
+  The content of the signature database is same as the one in db/dbx. (a list of EFI_SIGNATURE_LIST)
+**/
+#define EFI_DEVICE_SIGNATURE_DATABASE_GUID \
+  {0xb9c2b4f4, 0xbf5f, 0x462d, 0x8a, 0xdf, 0xc5, 0xc7, 0xa, 0xc3, 0x5d, 0xad}
+#define EFI_DEVICE_SECURITY_DATABASE  L"devdb"
+
+extern EFI_GUID  gEfiDeviceSignatureDatabaseGuid;
+
+/**
+  Signature Database:
+
+  +---------------------------------------+ <-----------------
+  | SignatureType (GUID)                  |                  |
+  +---------------------------------------+                  |
+  | SignatureListSize (UINT32)            |                  |
+  +---------------------------------------+                  |
+  | SignatureHeaderSize (UINT32)          |                  |
+  +---------------------------------------+                  |
+  | SignatureSize (UINT32)                |                  |-EFI_SIGNATURE_LIST (1)
+  +---------------------------------------+                  |
+  | SignatureHeader (SignatureHeaderSize) |                  |
+  +---------------------------------------+ <--              |
+  | SignatureOwner (GUID)                 |   |              |
+  +---------------------------------------+   |-EFI_SIGNATURE_DATA (1)
+  | SignatureData (SignatureSize - 16)    |   |              |
+  +---------------------------------------+ <--              |
+  | SignatureOwner (GUID)                 |   |              |
+  +---------------------------------------+   |-EFI_SIGNATURE_DATA (n)
+  | SignatureData (SignatureSize - 16)    |   |              |
+  +---------------------------------------+ <-----------------
+  | SignatureType (GUID)                  |                  |
+  +---------------------------------------+                  |
+  | SignatureListSize (UINT32)            |                  |-EFI_SIGNATURE_LIST (n)
+  +---------------------------------------+                  |
+  | ...                                   |                  |
+  +---------------------------------------+ <-----------------
+
+  SignatureType := EFI_CERT_SHAxxx_GUID |
+                   EFI_CERT_RSA2048_GUID |
+                   EFI_CERT_RSA2048_SHAxxx_GUID |
+                   EFI_CERT_X509_GUID |
+                   EFI_CERT_X509_SHAxxx_GUID
+  (xxx = 256, 384, 512)
+
+**/
+
+#endif
-- 
2.26.2.windows.1



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