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+====== SDK Script transfer-file.are ======
+<code c transfer-file.are>
+/* DESC: This scripts archives a remote file
+ * Copyright (C) 2015 NetModule AG, Switzerland
+ */
+usr = "";
+pwd = "";
+url = "http://host/path";
+source = "/tmp/download";
+ret = nb_transfer_get(usr, pwd, url, source);
+if (ret != 0 || !file_exists(source)) {
+   printf("download of %s failed\n", url);
+   exit(1);
+}
+size = file_size(source);
+if (size <= 0) {
+   printf("%s is empty or not present\n", source);
+   exit(1);
+}
+modified = gmtime(file_mtime(source));
+suffix = strftime("%Y%m%d-%H%M%S", modified);
+dest = sprintf("%s-%s", source, suffix);
+written = file_copy(source, dest);
+if (written < 0) {
+    printf("unable to copy %s to %s\n", source, dest);
+    unlink(source);
+    exit(1);
+}
+printf("New download in %s (%d bytes)\n", dest, written);
+unlink(source);
+exit(0);
+</code>