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authorBrijesh Singh <brijesh.singh@amd.com>2018-03-08 06:48:56 -0600
committerPaolo Bonzini <pbonzini@redhat.com>2018-03-13 17:36:05 +0100
commit1b6a034f293a8928b48765a496ce95bed0cdddc4 (patch)
treec869fb2cda1e614b3425c17c598f86b139b87d96 /target/i386
parent630363146765dd9379893d5b78ae9356ef6c766d (diff)
sev/i386: qmp: add query-sev-launch-measure command
The command can be used by libvirt to retrieve the measurement of SEV guest. This measurement is a signature of the memory contents that was encrypted through the LAUNCH_UPDATE_DATA. Cc: "Daniel P. Berrangé" <berrange@redhat.com> Cc: "Dr. David Alan Gilbert" <dgilbert@redhat.com> Cc: Markus Armbruster <armbru@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Signed-off-by: Brijesh Singh <brijesh.singh@amd.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'target/i386')
-rw-r--r--target/i386/monitor.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/target/i386/monitor.c b/target/i386/monitor.c
index 64b5e6e6b8..f8a0e4b268 100644
--- a/target/i386/monitor.c
+++ b/target/i386/monitor.c
@@ -697,3 +697,20 @@ void hmp_info_sev(Monitor *mon, const QDict *qdict)
monitor_printf(mon, "SEV is not enabled\n");
}
}
+
+SevLaunchMeasureInfo *qmp_query_sev_launch_measure(Error **errp)
+{
+ char *data;
+ SevLaunchMeasureInfo *info;
+
+ data = sev_get_launch_measurement();
+ if (!data) {
+ error_setg(errp, "Measurement is not available");
+ return NULL;
+ }
+
+ info = g_malloc0(sizeof(*info));
+ info->data = data;
+
+ return info;
+}