[libvirt-glib] gconfig: Add gvir_config_storage_vol_target_set_features

[Christophe Fergeau <cfergeau@xxxxxxxxxx>]

Only one feature is supported at the moment, 'lazy refcount'

Signed-off-by: Christophe Fergeau <cfergeau@xxxxxxxxxx>
---
 .../libvirt-gconfig-storage-vol-target.c           | 14 ++++++++++++++
 .../libvirt-gconfig-storage-vol-target.h           |  6 ++++++
 libvirt-gconfig/libvirt-gconfig.sym                |  6 ++++++
 libvirt-gconfig/tests/test-domain-create.c         |  1 +
 4 files changed, 27 insertions(+)

diff --git a/libvirt-gconfig/libvirt-gconfig-storage-vol-target.c b/libvirt-gconfig/libvirt-gconfig-storage-vol-target.c
index 751c950c..300d3927 100644
--- a/libvirt-gconfig/libvirt-gconfig-storage-vol-target.c
+++ b/libvirt-gconfig/libvirt-gconfig-storage-vol-target.c
@@ -109,3 +109,17 @@ void gvir_config_storage_vol_target_set_compat(GVirConfigStorageVolTarget *targe
     gvir_config_object_set_node_content(GVIR_CONFIG_OBJECT(target),
                                         "compat", compat);
 }
+
+void gvir_config_storage_vol_target_set_features(GVirConfigStorageVolTarget *target,
+                                                 guint64 features)
+{
+    g_return_if_fail(GVIR_CONFIG_IS_STORAGE_VOL_TARGET(target));
+    g_return_if_fail((features & ~GVIR_CONFIG_STORAGE_VOL_TARGET_FEATURE_LAZY_REFCOUNT) == 0);
+
+    if ((features & GVIR_CONFIG_STORAGE_VOL_TARGET_FEATURE_LAZY_REFCOUNT) != 0) {
+        GVirConfigObject *features_node;
+        features_node = gvir_config_object_replace_child(GVIR_CONFIG_OBJECT(target), "features");
+        gvir_config_object_set_node_content(features_node, "lazy_refcount", "");
+        g_object_unref(features_node);
+    }
+}
diff --git a/libvirt-gconfig/libvirt-gconfig-storage-vol-target.h b/libvirt-gconfig/libvirt-gconfig-storage-vol-target.h
index 2030e734..f1b50035 100644
--- a/libvirt-gconfig/libvirt-gconfig-storage-vol-target.h
+++ b/libvirt-gconfig/libvirt-gconfig-storage-vol-target.h
@@ -69,6 +69,12 @@ void gvir_config_storage_vol_target_set_format(GVirConfigStorageVolTarget *targe
                                                const char *format);
 void gvir_config_storage_vol_target_set_permissions(GVirConfigStorageVolTarget *target,
                                                     GVirConfigStoragePermissions *perms);
+typedef enum {
+    GVIR_CONFIG_STORAGE_VOL_TARGET_FEATURE_LAZY_REFCOUNT = 1 << 0
+} GVirConfigStorageVolTargetFeatures;
+
+void gvir_config_storage_vol_target_set_features(GVirConfigStorageVolTarget *target,
+                                                 guint64 features);
 
 G_END_DECLS
 
diff --git a/libvirt-gconfig/libvirt-gconfig.sym b/libvirt-gconfig/libvirt-gconfig.sym
index ee5bf8ad..2d7486ea 100644
--- a/libvirt-gconfig/libvirt-gconfig.sym
+++ b/libvirt-gconfig/libvirt-gconfig.sym
@@ -779,4 +779,10 @@ global:
 	gvir_config_domain_set_custom_xml_ns_children;
 } LIBVIRT_GCONFIG_0.2.4;
 
+LIBVIRT_GCONFIG_2.0.1 {
+global:
+	gvir_config_storage_vol_target_features_get_type;
+	gvir_config_storage_vol_target_set_features;
+} LIBVIRT_GCONFIG_2.0.0;
+
 # .... define new API here using predicted next version number ....
diff --git a/libvirt-gconfig/tests/test-domain-create.c b/libvirt-gconfig/tests/test-domain-create.c
index 79c242f4..f8fd6d51 100644
--- a/libvirt-gconfig/tests/test-domain-create.c
+++ b/libvirt-gconfig/tests/test-domain-create.c
@@ -498,6 +498,7 @@ int main(int argc, char **argv)
     gvir_config_storage_vol_target_set_format(vol_target, "qcow2");
     gvir_config_storage_vol_target_set_permissions(vol_target, perms);
     gvir_config_storage_vol_target_set_compat(vol_target, "1.1");
+    gvir_config_storage_vol_target_set_features(vol_target, GVIR_CONFIG_STORAGE_VOL_TARGET_FEATURE_LAZY_REFCOUNT);
     g_object_unref(G_OBJECT(perms));
     gvir_config_storage_vol_set_target(vol, vol_target);
     g_object_unref(G_OBJECT(vol_target));
-- 
2.20.1

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