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[libvirt] [glib PATCH V2] Add bindings for virStorageDownload() and virStorageUpload()



---
 libvirt-gobject/libvirt-gobject-storage-vol.c |   85 +++++++++++++++++++++++++
 libvirt-gobject/libvirt-gobject-storage-vol.h |   14 ++++
 libvirt-gobject/libvirt-gobject.h             |    1 +
 libvirt-gobject/libvirt-gobject.sym           |    2 +
 4 files changed, 102 insertions(+)

diff --git a/libvirt-gobject/libvirt-gobject-storage-vol.c b/libvirt-gobject/libvirt-gobject-storage-vol.c
index 6f60fcd..462a99e 100644
--- a/libvirt-gobject/libvirt-gobject-storage-vol.c
+++ b/libvirt-gobject/libvirt-gobject-storage-vol.c
@@ -349,3 +349,88 @@ gboolean gvir_storage_vol_resize(GVirStorageVol *vol,
 
     return TRUE;
 }
+
+/**
+ * gvir_storage_vol_download:
+ * @vol: the storage volume to download from
+ * @stream: stream to use as output
+ * @offset: position in @vol to start reading from
+ * @length: limit on amount of data to download
+ * @flags: extra flags, not used yet, pass 0
+ *
+ * Returns: #TRUE of success, #FALSE otherwise
+ */
+gboolean gvir_storage_vol_download(GVirStorageVol *vol,
+                                   GVirStream *stream,
+                                   unsigned long long offset,
+                                   unsigned long long length,
+                                   guint flags,
+                                   GError **err)
+{
+    virStreamPtr st = NULL;
+    gboolean ret = FALSE;
+
+    g_object_get(stream, "handle", &st, NULL);
+
+    g_return_val_if_fail(GVIR_IS_STORAGE_VOL(vol), FALSE);
+    g_return_val_if_fail(GVIR_IS_STREAM(stream), FALSE);
+    g_return_val_if_fail(err == NULL || *err == NULL, FALSE);
+
+    if (virStorageVolDownload(vol->priv->handle, st, offset, length, 0) < 0) {
+        gvir_set_error_literal(err,
+                               GVIR_STORAGE_VOL_ERROR,
+                               0,
+                               "Unable to downlaod volume storage");
+
+        goto cleanup;
+    }
+
+    ret = TRUE;
+cleanup:
+    if (st != NULL)
+        virStreamFree(st);
+    return ret;
+}
+
+/**
+ * gvir_storage_vol_upload:
+ * @vol: the storage volume to upload
+ * @stream: stream to use as input
+ * @offset: position in @vol to start to write to
+ * @length: limit on amount of data to upload
+ * @flags: the flags, not set yet, pass 0
+ *
+ * Returns: #TRUE of success, #FALSE otherwise
+ */
+gboolean gvir_storage_vol_upload(GVirStorageVol *vol,
+                                 GVirStream *stream,
+                                 unsigned long long offset,
+                                 unsigned long long length,
+                                 guint flags,
+                                 GError **err)
+{
+    virStreamPtr st = NULL;
+    gboolean ret = FALSE;
+
+    g_object_get(stream, "handle", &st, NULL);
+
+    g_return_val_if_fail(GVIR_IS_STORAGE_VOL(vol), FALSE);
+    g_return_val_if_fail(GVIR_IS_STREAM(stream), FALSE);
+    g_return_val_if_fail(err == NULL || *err == NULL, FALSE);
+
+    if (virStorageVolUpload(vol->priv->handle, st, offset, length, 0) < 0) {
+        gvir_set_error_literal(err,
+                               GVIR_STORAGE_VOL_ERROR,
+                               0,
+                               "Unable to upload to stream");
+
+        goto cleanup;
+    }
+
+    ret = TRUE;
+cleanup:
+    if (st != NULL)
+        virStreamFree(st);
+    return ret;
+}
+
diff --git a/libvirt-gobject/libvirt-gobject-storage-vol.h b/libvirt-gobject/libvirt-gobject-storage-vol.h
index b425f0a..e156792 100644
--- a/libvirt-gobject/libvirt-gobject-storage-vol.h
+++ b/libvirt-gobject/libvirt-gobject-storage-vol.h
@@ -110,6 +110,20 @@ gboolean gvir_storage_vol_resize(GVirStorageVol *vol,
                                  guint flags,
                                  GError **err);
 
+gboolean gvir_storage_vol_download(GVirStorageVol *vol,
+                                   GVirStream *stream,
+                                   unsigned long long offset,
+                                   unsigned long long length,
+                                   guint flags,
+                                   GError **err);
+
+gboolean gvir_storage_vol_upload(GVirStorageVol *vol,
+                                 GVirStream *stream,
+                                 unsigned long long offset,
+                                 unsigned long long length,
+                                 guint flags,
+                                 GError **err);
+
 G_END_DECLS
 
 #endif /* __LIBVIRT_GOBJECT_STORAGE_VOL_H__ */
diff --git a/libvirt-gobject/libvirt-gobject.h b/libvirt-gobject/libvirt-gobject.h
index f52cc00..b1158f7 100644
--- a/libvirt-gobject/libvirt-gobject.h
+++ b/libvirt-gobject/libvirt-gobject.h
@@ -44,5 +44,6 @@
 #include <libvirt-gobject/libvirt-gobject-storage-pool.h>
 #include <libvirt-gobject/libvirt-gobject-connection.h>
 #include <libvirt-gobject/libvirt-gobject-manager.h>
+#include <libvirt-gobject/libvirt-gobject-stream.h>
 
 #endif /* __LIBVIRT_GOBJECT_H__ */
diff --git a/libvirt-gobject/libvirt-gobject.sym b/libvirt-gobject/libvirt-gobject.sym
index db32c7f..478881b 100644
--- a/libvirt-gobject/libvirt-gobject.sym
+++ b/libvirt-gobject/libvirt-gobject.sym
@@ -143,6 +143,8 @@ LIBVIRT_GOBJECT_0.0.8 {
 	gvir_storage_vol_get_info;
 	gvir_storage_vol_delete;
 	gvir_storage_vol_resize;
+	gvir_storage_vol_download;
+	gvir_storage_vol_upload;
 
 	gvir_connection_handle_get_type;
 
-- 
1.7.10.4


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