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updates to new nv index dynamic event processing

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iadgovuser58 2024-08-20 13:39:18 -04:00
parent 3374f89940
commit 6a706d1871
2 changed files with 14 additions and 7 deletions
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19
HIRS_Utils/src/main/java/hirs/utils/tpm/eventlog/events/EvNoAction.java
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@ -10,13 +10,17 @@ import java.nio.charset.StandardCharsets;
/**
* Class to process the EV_NO_ACTION event.
* The first 16 bytes of the event data MUST be a String based identifier (Signature).
* The only currently defined Signatures are
* 1) "Spec ID Event03"
* Currently defined Signatures are
* "Spec ID Event03"
* - implies the data is a TCG_EfiSpecIDEvent
* - TCG_EfiSpecIDEvent is the first event in a TPM Event Log and is used to determine
* if the format of the Log (SHA1 vs Crypto Agile).
* 2) "NvIndexInstance"
* "StartupLocality"
* - implies the data represents locality info (use lookup to interpret)
* "NvIndexInstance"
* - implies the data is a NV_INDEX_INSTANCE_EVENT_LOG_DATA
* "NvIndexDynamic"
* - implies the data is a NV_INDEX_DYNAMIC_EVENT_LOG_DATA
* <p>
* Notes:
* 1. First 16 bytes of the structure is an ASCII with a fixed Length of 16
@ -74,10 +78,13 @@ public class EvNoAction {
} else if (signature.contains("NvIndexInstance")) {
NvIndexInstanceEventLogData nvIndexInstanceEvent = new NvIndexInstanceEventLogData(eventData);
noActionInfo += nvIndexInstanceEvent.toString();
} else if (signature.contains("NvIndexDynamic")) {
NvIndexDynamicEventLogData nvIndexDynamicEvent = new NvIndexDynamicEventLogData(eventData);
noActionInfo += nvIndexDynamicEvent.toString();
} else {
noActionInfo = "EV_NO_ACTION event named " + signature
+ " encountered but support for processing it has not been"
+ " added to this application.\n";
noActionInfo = " EV_NO_ACTION event named \"" + signature
+ "\" encountered but support for processing it has not been"
+ " added to this application.\n";
}
}

2
HIRS_Utils/src/main/java/hirs/utils/tpm/eventlog/events/NvIndexDynamicEventLogData.java
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@ -7,7 +7,7 @@ import java.nio.charset.StandardCharsets;
/**
* Class to process the NV_INDEX_DYNAMIC_EVENT_LOG_DATA per PFP.
* Per PFP, the first 16 bytes of the structure are a String based identifier (Signature),
* which are a NULL-terminated ASCII string "NvIndexInstance".
* which are a NULL-terminated ASCII string "NvIndexDynamic".
*
* HEADERS defined by PFP v1.06 Rev 52.
* Certain fields are common to both ..HEADER and ..HEADER2, and are noted below the structures.