[libvirt-glib][PATCH v4 1/2] gobject: Introduce gvir_connection_get_hypervisor_name

[Michal Privoznik <mprivozn@xxxxxxxxxx>]

which is basically a wrapper for virConnectGetType().
---
 examples/conn-test.c                         |    9 ++++++
 libvirt-gobject/libvirt-gobject-connection.c |   41 ++++++++++++++++++++++++++
 libvirt-gobject/libvirt-gobject-connection.h |    2 +
 libvirt-gobject/libvirt-gobject.sym          |    5 +++
 4 files changed, 57 insertions(+), 0 deletions(-)

diff --git a/examples/conn-test.c b/examples/conn-test.c
index 8c70997..b9cb417 100644
--- a/examples/conn-test.c
+++ b/examples/conn-test.c
@@ -31,11 +31,20 @@ do_connection_open(GObject *source,
 {
     GVirConnection *conn = GVIR_CONNECTION(source);
     GError *err = NULL;
+    gchar *hv_name = NULL;
 
     if (!gvir_connection_open_finish(conn, res, &err)) {
         g_error("%s", err->message);
     }
     g_print("Connected to libvirt\n");
+
+    if (!(hv_name = gvir_connection_get_hypervisor_name(conn, &err))) {
+        g_error("%s", err->message);
+    }
+
+    g_print("Hypervisor name: %s\n", hv_name);
+
+    g_free(hv_name);
     g_object_unref(conn);
 }
 
diff --git a/libvirt-gobject/libvirt-gobject-connection.c b/libvirt-gobject/libvirt-gobject-connection.c
index d826905..3dff564 100644
--- a/libvirt-gobject/libvirt-gobject-connection.c
+++ b/libvirt-gobject/libvirt-gobject-connection.c
@@ -1025,6 +1025,47 @@ const gchar *gvir_connection_get_uri(GVirConnection *conn)
     return conn->priv->uri;
 }
 
+/**
+ * gvir_connection_get_hypervisor_name:
+ * @conn: a #GVirConnection
+ * @err: return location for any #GError
+ *
+ * Get name of current hypervisor used.
+ *
+ * Return value: new string that should be freed when no longer needed,
+ * or NULL upon error.
+ */
+gchar *
+gvir_connection_get_hypervisor_name(GVirConnection *conn,
+                                    GError **err)
+{
+    GVirConnectionPrivate *priv;
+    gchar *ret = NULL;
+    const char *type;
+
+    g_return_val_if_fail(GVIR_IS_CONNECTION(conn), NULL);
+    g_return_val_if_fail(err == NULL || *err == NULL, NULL);
+
+    priv = conn->priv;
+    if (!priv->conn) {
+        g_set_error_literal(err, GVIR_CONNECTION_ERROR, 0,
+                            "Connection is not opened");
+        goto cleanup;
+    }
+
+    type = virConnectGetType(priv->conn);
+    if (!type) {
+        gvir_set_error_literal(err, GVIR_CONNECTION_ERROR, 0,
+                               "Unable to get hypervisor name");
+        goto cleanup;
+    }
+
+    ret = g_strdup(type);
+
+cleanup:
+    return ret;
+}
+
 static void gvir_domain_ref(gpointer obj, gpointer ignore G_GNUC_UNUSED)
 {
     g_object_ref(obj);
diff --git a/libvirt-gobject/libvirt-gobject-connection.h b/libvirt-gobject/libvirt-gobject-connection.h
index d658b01..1bdac54 100644
--- a/libvirt-gobject/libvirt-gobject-connection.h
+++ b/libvirt-gobject/libvirt-gobject-connection.h
@@ -112,6 +112,8 @@ gboolean gvir_connection_fetch_domains_finish(GVirConnection *conn,
 
 const gchar *gvir_connection_get_uri(GVirConnection *conn);
 
+gchar *gvir_connection_get_hypervisor_name(GVirConnection *conn,
+                                           GError **err);
 
 GList *gvir_connection_get_domains(GVirConnection *conn);
 GVirDomain *gvir_connection_get_domain(GVirConnection *conn,
diff --git a/libvirt-gobject/libvirt-gobject.sym b/libvirt-gobject/libvirt-gobject.sym
index 67e5a4f..2c2f1f4 100644
--- a/libvirt-gobject/libvirt-gobject.sym
+++ b/libvirt-gobject/libvirt-gobject.sym
@@ -194,4 +194,9 @@ LIBVIRT_GOBJECT_0.1.2 {
 	gvir_domain_resume_finish;
 } LIBVIRT_GOBJECT_0.1.1;
 
+LIBVIRT_GOBJECT_0.1.3 {
+  global:
+    gvir_connection_get_hypervisor_name;
+} LIBVIRT_GOBJECT_0.1.2;
+
 # .... define new API here using predicted next version number ....
-- 
1.7.8.6

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