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63 lines
2.2 KiB
63 lines
2.2 KiB
1 year ago
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From 4dffb4295392f69f00003b2879f60bd36076f22d Mon Sep 17 00:00:00 2001
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From: Imran Desai <imran.desai@intel.com>
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Date: Tue, 7 Dec 2021 13:21:58 -0700
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Subject: [PATCH 01/17] Fix nv_readpublic
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Based on 4af3e6b4 tpm2_nvreadpublic: Add option to output cpHash
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---
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lib/tpm2.c | 11 +++++++++--
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lib/tpm2_nv_util.h | 14 +-------------
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2 files changed, 10 insertions(+), 15 deletions(-)
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diff --git a/lib/tpm2.c b/lib/tpm2.c
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index 4ee27c8c..d91072ae 100644
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--- a/lib/tpm2.c
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+++ b/lib/tpm2.c
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@@ -101,9 +101,16 @@ tool_rc tpm2_close(ESYS_CONTEXT *esys_context, ESYS_TR *rsrc_handle) {
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tool_rc tpm2_nv_readpublic(ESYS_CONTEXT *esys_context, ESYS_TR nv_index,
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TPM2B_NV_PUBLIC **nv_public, TPM2B_NAME **nv_name) {
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- TSS2_RC rval = Esys_NV_ReadPublic(esys_context, nv_index,
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- ESYS_TR_NONE, ESYS_TR_NONE, ESYS_TR_NONE, nv_public, nv_name);
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+ ESYS_TR esys_tr_nv_index;
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+ TSS2_RC rval = Esys_TR_FromTPMPublic(esys_context, nv_index, ESYS_TR_NONE,
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+ ESYS_TR_NONE, ESYS_TR_NONE, &esys_tr_nv_index);
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+ if (rval != TPM2_RC_SUCCESS) {
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+ LOG_PERR(Esys_TR_FromTPMPublic, rval);
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+ return tool_rc_from_tpm(rval);
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+ }
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+ rval = Esys_NV_ReadPublic(esys_context, esys_tr_nv_index,
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+ ESYS_TR_NONE, ESYS_TR_NONE, ESYS_TR_NONE, nv_public, nv_name);
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if (rval != TSS2_RC_SUCCESS) {
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LOG_PERR(Esys_NV_ReadPublic, rval);
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return tool_rc_from_tpm(rval);
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diff --git a/lib/tpm2_nv_util.h b/lib/tpm2_nv_util.h
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index 99843156..daf8b624 100644
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--- a/lib/tpm2_nv_util.h
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+++ b/lib/tpm2_nv_util.h
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@@ -28,19 +28,7 @@
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static inline tool_rc tpm2_util_nv_read_public(ESYS_CONTEXT *context,
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TPMI_RH_NV_INDEX nv_index, TPM2B_NV_PUBLIC **nv_public) {
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- ESYS_TR tr_object;
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- tool_rc rc = tpm2_from_tpm_public(context, nv_index, ESYS_TR_NONE,
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- ESYS_TR_NONE, ESYS_TR_NONE, &tr_object);
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- if (rc != tool_rc_success) {
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- return rc;
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- }
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-
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- rc = tpm2_nv_readpublic(context, tr_object, nv_public, NULL);
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- tool_rc tmp_rc = tpm2_close(context, &tr_object);
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- if (tmp_rc != tool_rc_success) {
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- rc = tmp_rc;
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- }
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- return rc;
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+ return tpm2_nv_readpublic(context, nv_index, nv_public, 0);
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}
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/**
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--
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2.40.1
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