From: Jiewen Yao <jiewen....@intel.com>
REF: https://bugzilla.tianocore.org/show_bug.cgi?id=2841
Cc: Jiewen Yao <jiewen....@intel.com>
Cc: Jian J Wang <jian.j.w...@intel.com>
Cc: Chao Zhang <chao.b.zh...@intel.com>
Signed-off-by: Jiewen Yao <jiewen....@intel.com>
---
SecurityPkg/Include/Ppi/Tcg.h | 50 +++++++++++++++++++++++++++++++++++
1 file changed, 50 insertions(+)
create mode 100644 SecurityPkg/Include/Ppi/Tcg.h
diff --git a/SecurityPkg/Include/Ppi/Tcg.h b/SecurityPkg/Include/Ppi/Tcg.h
new file mode 100644
index 0000000000..4eacd57166
--- /dev/null
+++ b/SecurityPkg/Include/Ppi/Tcg.h
@@ -0,0 +1,50 @@
+/** @file
+ TCG PPI services.
+
+Copyright (c) 2020, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#ifndef _TCG_PPI_H_
+#define _TCG_PPI_H_
+
+#include <IndustryStandard/UefiTcgPlatform.h>
+
+typedef struct _EDKII_TCG_PPI EDKII_TCG_PPI;
+
+/**
+ Tpm measure and log data, and extend the measurement result into a specific
PCR.
+
+ @param[in] This Indicates the calling context
+ @param[in] HashData Physical address of the start of the data
buffer
+ to be hashed, extended, and logged.
+ @param[in] HashDataLen The length, in bytes, of the buffer referenced
by HashData.
+ @param[in] NewEventHdr Pointer to a TCG_PCR_EVENT_HDR data structure.
+ @param[in] NewEventData Pointer to the new event data.
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_UNSUPPORTED TPM device not available.
+ @retval EFI_OUT_OF_RESOURCES Out of memory.
+ @retval EFI_DEVICE_ERROR The operation was unsuccessful.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EDKII_TCG_HASH_LOG_EXTEND_EVENT)(
+ IN EDKII_TCG_PPI *This,
+ IN UINT8 *HashData,
+ IN UINTN HashDataLen,
+ IN TCG_PCR_EVENT_HDR *NewEventHdr,
+ IN UINT8 *NewEventData
+ );
+
+///
+/// The EFI_TCG Protocol abstracts TCG activity.
+///
+struct _EDKII_TCG_PPI {
+ EDKII_TCG_HASH_LOG_EXTEND_EVENT HashLogExtendEvent;
+};
+
+extern EFI_GUID gEdkiiTcgPpiGuid;
+
+#endif
--
2.26.2.windows.1
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