[Xen-devel] [PATCH v4 12/14] vTPM/TPM2: Bind group keys and sectors data on disk

[Quan Xu <quan.xu@xxxxxxxxx>]

Signed-off-by: Quan Xu <quan.xu@xxxxxxxxx>
---
 stubdom/vtpmmgr/disk_write.c | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/stubdom/vtpmmgr/disk_write.c b/stubdom/vtpmmgr/disk_write.c
index 4c825c5..ab15a9a 100644
--- a/stubdom/vtpmmgr/disk_write.c
+++ b/stubdom/vtpmmgr/disk_write.c
@@ -88,7 +88,12 @@ static void generate_group_seals(struct mem_group *src, 
const struct mem_tpm_mgr
                dst->pcr_selection = src->seals[i].pcr_selection;
                memcpy(&dst->digest_release, &src->seals[i].digest_release, 20);
                TPM_pcr_digest(&dst->digest_at_seal, dst->pcr_selection);
-               TPM_disk_seal(dst, &sblob, sizeof(sblob));
+
+        /*TPM 2.0 bind | TPM 1.x seal*/
+        if (hw_is_tpm2())
+            TPM2_disk_bind(dst, &sblob, sizeof(sblob));
+        else
+            TPM_disk_seal(dst, &sblob, sizeof(sblob));
        }
        src->seal_bits.nr_cfgs = native_be32(src->nr_seals);
 
@@ -250,7 +255,11 @@ static void disk_write_seal_list(struct mem_tpm_mgr *mgr, 
struct mem_group *grou
                memcpy(&dst->digest_release, &src->digest_release, 20);
                TPM_pcr_digest(&dst->digest_at_seal, dst->pcr_selection);
 
-               TPM_disk_seal(dst, &sblob, sizeof(sblob));
+        /*TPM 2.0 bind / TPM 1.x seal*/
+        if (hw_is_tpm2())
+            TPM2_disk_bind(dst, &sblob, sizeof(sblob));
+        else
+            TPM_disk_seal(dst, &sblob, sizeof(sblob));
        }
 
        memcpy(seal->hdr.magic, TPM_MGR_MAGIC, 12);
-- 
1.8.3.2


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