From ce5bd39f63e7ca3c4a71072ff2e9baf999cf12df Mon Sep 17 00:00:00 2001
From: Sergey Lisov <sleirsgoevy@gmail.com>
Date: Mon, 9 Oct 2023 22:43:15 +0300
Subject: [PATCH] Add missing lib/frankenelf.py

---
 lib/frankenelf.py | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
 create mode 100644 lib/frankenelf.py

diff --git a/lib/frankenelf.py b/lib/frankenelf.py
new file mode 100644
index 0000000..5234163
--- /dev/null
+++ b/lib/frankenelf.py
@@ -0,0 +1,14 @@
+import sys
+
+with open(sys.argv[1], 'r+b') as file:
+    assert file.read(5) == b'\xeb\x0bELF'
+    file.seek(0)
+    file.write(b'\xeb\x0bPLD')
+    file.seek(64+56+16)
+    vaddr = int.from_bytes(file.read(8), 'little')
+    file.seek(64+56+32)
+    filesz = (int.from_bytes(file.read(8), 'little') - vaddr).to_bytes(8, 'little')
+    memsz = (int.from_bytes(file.read(8), 'little') - vaddr).to_bytes(8, 'little')
+    file.seek(64+56+32)
+    file.write(filesz)
+    file.write(memsz)