diff -r 7bb47ddc1b5e -r ff477f1f7765 dav/tar.c
--- a/dav/tar.c	Sun Oct 07 09:14:03 2018 +0200
+++ b/dav/tar.c	Thu Oct 11 19:29:45 2018 +0200
@@ -314,6 +314,10 @@
     return r;
 }
 
+int tar_seek(TarInputStream *stream, long offset, int whence) {
+    return fseek(stream->file, offset, whence);
+}
+
 int tar_inputstream_close(TarInputStream *tar) {
     if(tar->cur_entry.path) {
         free(tar->cur_entry.path);