1 files changed, 11 insertions, 0 deletions

diff --git a/lib/x1000-installer/test_lib/file.c b/lib/x1000-installer/test_lib/file.c
new file mode 100644
index 0000000000..8769c009a4
--- /dev/null
+++ b/lib/x1000-installer/test_lib/file.c
@@ -0,0 +1,11 @@
+#include "file.h"
+
+off_t filesize(int osfd)
+{
+    struct stat sb;
+
+    if (!fstat(osfd, &sb))
+        return sb.st_size;
+    else
+        return -1;
+}