Pick itdb_device_get_storage_info from songbird

git-svn-id: https://gtkpod.svn.sf.net/svnroot/gtkpod/libgpod/trunk@2041 f01d2545-417e-4e96-918e-98f8d0dbbcb6

1 files changed, 54 insertions, 0 deletions

diff --git a/src/itdb_device.c b/src/itdb_device.c
index d15375d..f1c403b 100644
--- a/src/itdb_device.c
+++ b/src/itdb_device.c
@@ -1413,3 +1413,57 @@ G_GNUC_INTERNAL gboolean itdb_device_requires_checksum (Itdb_Device *device)
 
     return FALSE;
 }
+
+#ifdef WIN32
+#include <windows.h>
+#else
+#include <sys/statvfs.h>
+#endif
+
+/**
+ * itdb_device_get_storage_info:
+ *
+ * @device: an #Itdb_Device
+ * @capacity: returned capacity in bytes
+ * @free: returned free space in bytes
+ *
+ * Return the storage info for this iPod
+ *
+ * Return value: TRUE if storage info could be obtained, FALSE otherwise
+ **/
+gboolean itdb_device_get_storage_info (Itdb_Device *device, guint64 *capacity, guint64 *free)
+{
+#ifdef WIN32
+    ULARGE_INTEGER u_free, u_capacity;
+#else
+    struct statvfs info;
+    guint64 block_size;
+#endif
+
+    g_return_val_if_fail (device, FALSE);
+    g_return_val_if_fail (capacity, FALSE);
+    g_return_val_if_fail (free, FALSE);
+
+#ifdef WIN32
+    if (GetDiskFreeSpaceEx(device->mountpoint, &u_free, &u_capacity, NULL) == 0) {
+    	return FALSE;
+    }
+    *free = u_free.QuadPart;
+    *capacity = u_capacity.QuadPart;
+    return TRUE;
+#else
+    if (statvfs(device->mountpoint, &info))
+	return FALSE;
+
+    if (info.f_frsize > 0)
+	block_size = info.f_frsize;
+    else
+	block_size = info.f_bsize;
+
+    *capacity = info.f_blocks * block_size;
+    *free = info.f_bfree * block_size;
+
+    return TRUE;
+#endif
+}
+