diff options
Diffstat (limited to 'qemu/scripts/signrom.py')
-rw-r--r-- | qemu/scripts/signrom.py | 40 |
1 files changed, 0 insertions, 40 deletions
diff --git a/qemu/scripts/signrom.py b/qemu/scripts/signrom.py deleted file mode 100644 index f9c35ccfc..000000000 --- a/qemu/scripts/signrom.py +++ /dev/null @@ -1,40 +0,0 @@ -# -# Option ROM signing utility -# -# Authors: -# Jan Kiszka <jan.kiszka@siemens.com> -# -# This work is licensed under the terms of the GNU GPL, version 2 or later. -# See the COPYING file in the top-level directory. - -import sys -import struct - -if len(sys.argv) < 3: - print('usage: signrom.py input output') - sys.exit(1) - -fin = open(sys.argv[1], 'rb') -fout = open(sys.argv[2], 'wb') - -fin.seek(2) -size = ord(fin.read(1)) * 512 - 1 - -fin.seek(0) -data = fin.read(size) -fout.write(data) - -checksum = 0 -for b in data: - # catch Python 2 vs. 3 differences - if isinstance(b, int): - checksum += b - else: - checksum += ord(b) -checksum = (256 - checksum) % 256 - -# Python 3 no longer allows chr(checksum) -fout.write(struct.pack('B', checksum)) - -fin.close() -fout.close() |