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[Qemu-devel] [PATCH 3/4] tpm: QMP/HMP support for libtpms TPM backend
From: |
Corey Bryant |
Subject: |
[Qemu-devel] [PATCH 3/4] tpm: QMP/HMP support for libtpms TPM backend |
Date: |
Wed, 6 Nov 2013 09:39:01 -0500 |
This patch provides HMP 'info tpm', QMP 'query-tpm' and QMP
'query-tpm-types' support for the libtpms TPM backend.
Signed-off-by: Corey Bryant <address@hidden>
---
hmp.c | 5 +++++
include/sysemu/tpm_backend.h | 1 +
qapi-schema.json | 18 ++++++++++++++++--
tpm.c | 7 +++++++
4 files changed, 29 insertions(+), 2 deletions(-)
diff --git a/hmp.c b/hmp.c
index 32ee285..0903969 100644
--- a/hmp.c
+++ b/hmp.c
@@ -673,6 +673,7 @@ void hmp_info_tpm(Monitor *mon, const QDict *qdict)
Error *err = NULL;
unsigned int c = 0;
TPMPassthroughOptions *tpo;
+ TPMLibtpmsOptions *tlo;
info_list = qmp_query_tpm(&err);
if (err) {
@@ -702,6 +703,10 @@ void hmp_info_tpm(Monitor *mon, const QDict *qdict)
tpo->has_cancel_path ? ",cancel-path=" : "",
tpo->has_cancel_path ? tpo->cancel_path : "");
break;
+ case TPM_TYPE_OPTIONS_KIND_LIBTPMS:
+ tlo = ti->options->libtpms;
+ monitor_printf(mon, ",nvram=%s", tlo->nvram);
+ break;
case TPM_TYPE_OPTIONS_KIND_MAX:
break;
}
diff --git a/include/sysemu/tpm_backend.h b/include/sysemu/tpm_backend.h
index c7a7281..e648f79 100644
--- a/include/sysemu/tpm_backend.h
+++ b/include/sysemu/tpm_backend.h
@@ -51,6 +51,7 @@ struct TPMBackend {
enum TpmModel fe_model;
char *path;
char *cancel_path;
+ char *nvram_id;
const TPMDriverOps *ops;
QLIST_ENTRY(TPMBackend) list;
diff --git a/qapi-schema.json b/qapi-schema.json
index 81a375b..564e529 100644
--- a/qapi-schema.json
+++ b/qapi-schema.json
@@ -3673,10 +3673,11 @@
# An enumeration of TPM types
#
# @passthrough: TPM passthrough type
+# @libtpms: TPM libtpms type
#
# Since: 1.5
##
-{ 'enum': 'TpmType', 'data': [ 'passthrough' ] }
+{ 'enum': 'TpmType', 'data': [ 'passthrough', 'libtpms' ] }
##
# @query-tpm-types:
@@ -3705,16 +3706,29 @@
'*cancel-path' : 'str'} }
##
+# @TPMLibtpmsOptions:
+#
+# Information about the TPM libtpms type
+#
+# @nvram: string showing the NVRAM drive id
+#
+# Since: 1.8
+##
+{ 'type': 'TPMLibtpmsOptions', 'data': { 'nvram' : 'str' } }
+
+##
# @TpmTypeOptions:
#
# A union referencing different TPM backend types' configuration options
#
# @passthrough: The configuration options for the TPM passthrough type
+# @libtpms: The configuration options for the TPM libtpms type
#
# Since: 1.5
##
{ 'union': 'TpmTypeOptions',
- 'data': { 'passthrough' : 'TPMPassthroughOptions' } }
+ 'data': { 'passthrough' : 'TPMPassthroughOptions',
+ 'libtpms' : 'TPMLibtpmsOptions' } }
##
# @TpmInfo:
diff --git a/tpm.c b/tpm.c
index 1dd516b..2f4ef52 100644
--- a/tpm.c
+++ b/tpm.c
@@ -275,6 +275,7 @@ static TPMInfo *qmp_query_tpm_inst(TPMBackend *drv)
{
TPMInfo *res = g_new0(TPMInfo, 1);
TPMPassthroughOptions *tpo;
+ TPMLibtpmsOptions *tlo;
res->id = g_strdup(drv->id);
res->model = drv->fe_model;
@@ -294,6 +295,12 @@ static TPMInfo *qmp_query_tpm_inst(TPMBackend *drv)
tpo->has_cancel_path = true;
}
break;
+ case TPM_TYPE_LIBTPMS:
+ res->options->kind = TPM_TYPE_OPTIONS_KIND_LIBTPMS;
+ tlo = g_new0(TPMLibtpmsOptions, 1);
+ res->options->libtpms = tlo;
+ tlo->nvram = g_strdup(drv->nvram_id);
+ break;
case TPM_TYPE_MAX:
break;
}
--
1.7.1
- [Qemu-devel] [PATCH 3/4] tpm: QMP/HMP support for libtpms TPM backend,
Corey Bryant <=