27    NV_INDEX                nvIndex;  in TPM2_NV_Extend()  local
37    result = NvWriteAccessChecks(in->authHandle, in->nvIndex);  in TPM2_NV_Extend()
42    NvGetIndexInfo(in->nvIndex, &nvIndex);  in TPM2_NV_Extend()
45    if(nvIndex.publicArea.attributes.TPMA_NV_EXTEND != SET)  in TPM2_NV_Extend()
50    if(   nvIndex.publicArea.attributes.TPMA_NV_ORDERLY == CLEAR  in TPM2_NV_Extend()
51       || nvIndex.publicArea.attributes.TPMA_NV_WRITTEN == CLEAR)  in TPM2_NV_Extend()
63    oldDigest.t.size = CryptGetHashDigestSize(nvIndex.publicArea.nameAlg);  in TPM2_NV_Extend()
65    if(nvIndex.publicArea.attributes.TPMA_NV_WRITTEN == SET)  in TPM2_NV_Extend()
67        NvGetIndexData(in->nvIndex, &nvIndex, 0,  in TPM2_NV_Extend()
75    newDigest.t.size = CryptStartHash(nvIndex.publicArea.nameAlg, &hashState);  in TPM2_NV_Extend()
88    return NvWriteIndexData(in->nvIndex, &nvIndex, 0,  in TPM2_NV_Extend()