new file mode 100644
--- /dev/null
+++ b/lsflib/tools/digest.c
@@ -0,0 +1,35 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+#include <lsf.h>
+
+int main (int argc, char **argv)
+{
+    unsigned char *value = NULL;
+    int i;
+
+    if (argc != 2) {
+        printf ("Usage: %s [ <file> | <directory> ]\n\n", argv[0]);
+        printf ("Output is in md5sum compatible format\n");
+        return EXIT_SUCCESS;
+    }
+
+    if (isDir (argv[1]))
+        md5recursive (argv[1], 1);
+    else {
+        value = md5sum (argv[1]);
+
+        if (!value) {
+            printf ("There was an error\n");
+            free (value);
+            return EXIT_FAILURE;
+        }
+        for (i = 0; i < 16; i++)
+            printf ("%02x", value[i]);
+        printf ("  %s\n", argv[1]);
+        if (value)
+            free (value);
+    }
+
+    return 0;
+}