Replace xxd with python script

1 files changed, 34 insertions, 0 deletions

diff --git a/tools/hexdump.py b/tools/hexdump.py
new file mode 100755
index 0000000..f79fc5f
--- /dev/null
+++ b/tools/hexdump.py
@@ -0,0 +1,34 @@
+#!/usr/bin/env python3
+
+import argparse
+from functools import partial
+
+parser = argparse.ArgumentParser(description='Convert a file to C array')
+parser.add_argument('input', type=str, help='Input file')
+parser.add_argument('output', type=str, help='Output file')
+parser.add_argument('--array-type', type=str, default='const unsigned char', help='Array type')
+parser.add_argument('--length-type', type=str, default='const unsigned int', help='Length type')
+parser.add_argument('--name', type=str, default='a', help='Array name')
+
+args=parser.parse_args()
+
+print("{} {}[] = {{".format(args.array_type, args.name))
+
+n = 0
+
+with open(args.input, "rb") as in_file:
+  for c in iter(partial(in_file.read, 1), b''):
+    if n % 16 == 0:
+      print("    ", end='')
+
+    print("0x%02X," % ord(c), end='')
+
+    n += 1
+    if n % 16 == 0:
+      print("")
+    else:
+      print(" ", end='')
+
+print("\n};")
+print("{} {}_len = {};".format(args.length_type, args.name, n))
+