scripts/makehex: initial commit

1 files changed, 22 insertions, 0 deletions

diff --git a/scripts/makehex.py b/scripts/makehex.py
new file mode 100644
index 0000000..3304fb3
--- /dev/null
+++ b/scripts/makehex.py
@@ -0,0 +1,22 @@
+#!/usr/bin/env python3
+#
+# This is free and unencumbered software released into the public domain.
+#
+# Anyone is free to copy, modify, publish, use, compile, sell, or
+# distribute this software, either in source code form or as a compiled
+# binary, for any purpose, commercial or non-commercial, and by any
+# means.
+
+import sys
+
+bindata = sys.stdin.buffer.read()
+assert len(bindata) % 4 == 0
+nwords = len(bindata) // 4
+
+for i in range(nwords):
+    if i < len(bindata) // 4:
+        w = bindata[4*i : 4*i+4]
+        print("%02x%02x%02x%02x" % (w[3], w[2], w[1], w[0]))
+    else:
+        print("0")
+