Add comment about nvIndex name.

wolfSSL · Apr 22, 2024 · 7a2a566 · 7a2a566
1 parent 377099a
commit 7a2a566
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/tpm2.c b/src/tpm2.c
@@ -4831,6 +4831,9 @@ TPM_RC TPM2_NV_Write(NV_Write_In* in)
         TPM2_Packet_Init(ctx, &packet);
 
         TPM2_Packet_AppendU32(&packet, in->authHandle);
+        /* When using an HMAC or Policy session make sure the NV "name" is
+         * populated in the TPM2_AUTH_SESSION name.name. This is a computed
+         * hash (see TPM2_HashNvPublic) */
         TPM2_Packet_AppendU32(&packet, in->nvIndex);
         TPM2_Packet_AppendAuth(&packet, ctx, &info);