From 93c1a9bf29b28fd242d3d820bb4563ba45597d2b Mon Sep 17 00:00:00 2001
From: iadgovuser58 <124906646+iadgovuser58@users.noreply.github.com>
Date: Fri, 19 Apr 2024 18:32:59 -0400
Subject: [PATCH] spdm processing

---
 .../events/DeviceSecurityEventDataHeader.java |  2 ++
 .../DeviceSecurityEventDataHeaderBase.java    | 29 +++++++++++++++++++
 2 files changed, 31 insertions(+)

diff --git a/HIRS_Utils/src/main/java/hirs/utils/tpm/eventlog/events/DeviceSecurityEventDataHeader.java b/HIRS_Utils/src/main/java/hirs/utils/tpm/eventlog/events/DeviceSecurityEventDataHeader.java
index f655a807..f3ad0ae4 100644
--- a/HIRS_Utils/src/main/java/hirs/utils/tpm/eventlog/events/DeviceSecurityEventDataHeader.java
+++ b/HIRS_Utils/src/main/java/hirs/utils/tpm/eventlog/events/DeviceSecurityEventDataHeader.java
@@ -30,6 +30,8 @@ public class DeviceSecurityEventDataHeader extends DeviceSecurityEventDataHeader
 
     public DeviceSecurityEventDataHeader(final byte[] dSEDbytes) {
 
+        super(dSEDbytes);
+
         byte[] lengthBytes = new byte[UefiConstants.SIZE_2];
         System.arraycopy(dSEDbytes, 18, lengthBytes, 0,
                 UefiConstants.SIZE_2);
diff --git a/HIRS_Utils/src/main/java/hirs/utils/tpm/eventlog/events/DeviceSecurityEventDataHeaderBase.java b/HIRS_Utils/src/main/java/hirs/utils/tpm/eventlog/events/DeviceSecurityEventDataHeaderBase.java
index 0782a308..27df6267 100644
--- a/HIRS_Utils/src/main/java/hirs/utils/tpm/eventlog/events/DeviceSecurityEventDataHeaderBase.java
+++ b/HIRS_Utils/src/main/java/hirs/utils/tpm/eventlog/events/DeviceSecurityEventDataHeaderBase.java
@@ -150,6 +150,35 @@ public abstract class DeviceSecurityEventDataHeaderBase {
 
     }
 
+    public int getDeviceTypeId(final byte[] dSEDbytes, int startByte) {
+
+        // get the device type ID
+        byte[] deviceTypeBytes = new byte[UefiConstants.SIZE_4];
+        System.arraycopy(dSEDbytes, startByte, deviceTypeBytes, 0,
+                UefiConstants.SIZE_4);
+        int deviceTypeId = HexUtils.leReverseInt(deviceTypeBytes);
+        return deviceTypeId;
+    }
+
+    public String getDevicePathString(final byte[] dSEDbytes, int startByte) {
+
+        // get the device path length
+        byte[] devicePathLengthBytes = new byte[UefiConstants.SIZE_8];
+        System.arraycopy(dSEDbytes, startByte, devicePathLengthBytes, 0,
+                UefiConstants.SIZE_8);
+        int deviceTypeLength = HexUtils.leReverseInt(devicePathLengthBytes);
+
+        // TO DO: how to interpret this??  i'ts not ascii
+
+        // get the device path
+        startByte = startByte + UefiConstants.SIZE_8;
+        byte[] devicePathBytes = new byte[UefiConstants.SIZE_16];
+        System.arraycopy(dSEDbytes, startByte, devicePathBytes, 0,
+                deviceTypeLength);
+
+        return "";
+    }
+
     /**
      * Returns the device type via a lookup.
      * Lookup based upon section 10.2.7.2, Table 19, in the PFP 1.06 v52 spec.