[libvirt-glib 2/2] Wrap storage volume info API

["Zeeshan Ali (Khattak)" <zeeshanak@xxxxxxxxx>]

From: "Zeeshan Ali (Khattak)" <zeeshanak@xxxxxxxxx>

---
 libvirt-gobject/libvirt-gobject-storage-vol.c |   43 +++++++++++++++++++++++++
 libvirt-gobject/libvirt-gobject-storage-vol.h |   18 ++++++++++
 libvirt-gobject/libvirt-gobject.sym           |    2 +
 3 files changed, 63 insertions(+), 0 deletions(-)

diff --git a/libvirt-gobject/libvirt-gobject-storage-vol.c b/libvirt-gobject/libvirt-gobject-storage-vol.c
index 6340ad7..19f17d3 100644
--- a/libvirt-gobject/libvirt-gobject-storage-vol.c
+++ b/libvirt-gobject/libvirt-gobject-storage-vol.c
@@ -159,6 +159,21 @@ gvir_storage_vol_handle_free(GVirStorageVolHandle *src)
 G_DEFINE_BOXED_TYPE(GVirStorageVolHandle, gvir_storage_vol_handle,
                     gvir_storage_vol_handle_copy, gvir_storage_vol_handle_free)
 
+static GVirStorageVolInfo *
+gvir_storage_vol_info_copy(GVirStorageVolInfo *info)
+{
+    return g_slice_dup(GVirStorageVolInfo, info);
+}
+
+static void
+gvir_storage_vol_info_free(GVirStorageVolInfo *info)
+{
+    g_slice_free(GVirStorageVolInfo, info);
+}
+
+G_DEFINE_BOXED_TYPE(GVirStorageVolInfo, gvir_storage_vol_info,
+                    gvir_storage_vol_info_copy, gvir_storage_vol_info_free)
+
 const gchar *gvir_storage_vol_get_name(GVirStorageVol *vol)
 {
     GVirStorageVolPrivate *priv = vol->priv;
@@ -209,3 +224,31 @@ GVirConfigStorageVol *gvir_storage_vol_get_config(GVirStorageVol *vol,
     free(xml);
     return conf;
 }
+
+/**
+ * gvir_storage_vol_get_info:
+ * @vol: the storage_vol
+ * Returns: (transfer full): the info
+ */
+GVirStorageVolInfo *gvir_storage_vol_get_info(GVirStorageVol *vol,
+                                              GError **err)
+{
+    GVirStorageVolPrivate *priv = vol->priv;
+    virStorageVolInfo info;
+    GVirStorageVolInfo *ret;
+
+    if (virStorageVolGetInfo(priv->handle, &info) < 0) {
+        if (err)
+            *err = gvir_error_new_literal(GVIR_STORAGE_VOL_ERROR,
+                                          0,
+                                          "Unable to get storage vol info");
+        return NULL;
+    }
+
+    ret = g_slice_new(GVirStorageVolInfo);
+    ret->type = info.type;
+    ret->capacity = info.capacity;
+    ret->allocation = info.allocation;
+
+    return ret;
+}
diff --git a/libvirt-gobject/libvirt-gobject-storage-vol.h b/libvirt-gobject/libvirt-gobject-storage-vol.h
index 8acdcf9..65bb495 100644
--- a/libvirt-gobject/libvirt-gobject-storage-vol.h
+++ b/libvirt-gobject/libvirt-gobject-storage-vol.h
@@ -36,6 +36,7 @@ G_BEGIN_DECLS
 #define GVIR_IS_STORAGE_VOL_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GVIR_TYPE_STORAGE_VOL))
 #define GVIR_STORAGE_VOL_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj), GVIR_TYPE_STORAGE_VOL, GVirStorageVolClass))
 
+#define GVIR_TYPE_STORAGE_VOL_INFO       (gvir_storage_vol_info_get_type())
 #define GVIR_TYPE_STORAGE_VOL_HANDLE     (gvir_storage_vol_handle_get_type())
 
 typedef struct _GVirStorageVol GVirStorageVol;
@@ -58,7 +59,22 @@ struct _GVirStorageVolClass
     gpointer padding[20];
 };
 
+typedef enum {
+    GVIR_STORAGE_VOL_STATE_FILE  = 0, /* Regular file based volume */
+    GVIR_STORAGE_VOL_STATE_BLOCK = 1, /* Block based volume */
+    GVIR_STORAGE_VOL_STATE_DIR   = 2, /* Directory-passthrough based volume */
+} GVirStorageVolType;
+
+typedef struct _GVirStorageVolInfo GVirStorageVolInfo;
+struct _GVirStorageVolInfo
+{
+    GVirStorageVolType type; /* Type flags */
+    guint64 capacity;        /* Logical size bytes */
+    guint64 allocation;      /* Current allocation bytes */
+};
+
 GType gvir_storage_vol_get_type(void);
+GType gvir_storage_vol_info_get_type(void);
 GType gvir_storage_vol_handle_get_type(void);
 
 const gchar *gvir_storage_vol_get_name(GVirStorageVol *vol);
@@ -67,6 +83,8 @@ const gchar *gvir_storage_vol_get_path(GVirStorageVol *vol);
 GVirConfigStorageVol *gvir_storage_vol_get_config(GVirStorageVol *vol,
                                                   guint flags,
                                                   GError **err);
+GVirStorageVolInfo *gvir_storage_vol_get_info(GVirStorageVol *vol,
+                                              GError **err);
 
 G_END_DECLS
 
diff --git a/libvirt-gobject/libvirt-gobject.sym b/libvirt-gobject/libvirt-gobject.sym
index 55c515b..c0d2e19 100644
--- a/libvirt-gobject/libvirt-gobject.sym
+++ b/libvirt-gobject/libvirt-gobject.sym
@@ -111,10 +111,12 @@ LIBVIRT_GOBJECT_0.0.1 {
 	gvir_storage_pool_start_finish;
 
 	gvir_storage_vol_get_type;
+	gvir_storage_vol_info_get_type;
 	gvir_storage_vol_handle_get_type;
 	gvir_storage_vol_get_name;
 	gvir_storage_vol_get_path;
 	gvir_storage_vol_get_config;
+	gvir_storage_vol_get_info;
 
 	gvir_connection_handle_get_type;
 
-- 
1.7.7.3

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