tpm2-tools/SOURCES/0001-Fix-nv_readpublic.patch
2023-09-21 20:36:15 +00:00

63 lines
2.2 KiB
Diff

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