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// This file was extracted from the TCG Published
// Trusted Platform Module Library
// Part 3: Commands
// Family "2.0"
// Level 00 Revision 01.16
// October 30, 2014
#include "InternalRoutines.h"
#include "NV_UndefineSpaceSpecial_fp.h"
//
//
// Error Returns Meaning
//
// TPM_RC_ATTRIBUTES TPMA_NV_POLICY_DELETE is not SET in the Index referenced by
// nvIndex
//
TPM_RC
TPM2_NV_UndefineSpaceSpecial(
NV_UndefineSpaceSpecial_In *in // IN: input parameter list
)
{
TPM_RC result;
NV_INDEX nvIndex;
// The command needs NV update. Check if NV is available.
// A TPM_RC_NV_UNAVAILABLE or TPM_RC_NV_RATE error may be returned at
// this point
result = NvIsAvailable();
if(result != TPM_RC_SUCCESS)
return result;
// Input Validation
// Get NV index info
NvGetIndexInfo(in->nvIndex, &nvIndex);
// This operation only applies when the TPMA_NV_POLICY_DELETE attribute is SET
if(CLEAR == nvIndex.publicArea.attributes.TPMA_NV_POLICY_DELETE)
return TPM_RC_ATTRIBUTES + RC_NV_UndefineSpaceSpecial_nvIndex;
// Internal Data Update
// Call implementation dependent internal routine to delete NV index
NvDeleteEntity(in->nvIndex);
return TPM_RC_SUCCESS;
}