diff options
| author | Paolo Bonzini <pbonzini@redhat.com> | 2020-02-04 17:00:28 +0100 |
|---|---|---|
| committer | Philippe Mathieu-Daudé <philmd@redhat.com> | 2020-02-07 15:15:16 +0100 |
| commit | b38c2458d4ccbabbfdf1beb9df483b609a9513f8 (patch) | |
| tree | 86d4ee6642358988e5b9c51f589cef2828674820 /scripts/signrom.py | |
| parent | 351aa2706e1d19e2ad878e5d9333ca9e9825d0cd (diff) | |
scripts/signrom: remove Python 2 support, add shebang
Cc: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20200204160028.16211-1-pbonzini@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Diffstat (limited to 'scripts/signrom.py')
| -rw-r--r-- | scripts/signrom.py | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/scripts/signrom.py b/scripts/signrom.py index 313ee28a17..9be5dab1cf 100644 --- a/scripts/signrom.py +++ b/scripts/signrom.py @@ -1,3 +1,5 @@ +#!/usr/bin/env python3 + from __future__ import print_function # # Option ROM signing utility @@ -44,14 +46,8 @@ 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) + checksum = (checksum - b) & 255 + fout.write(struct.pack('B', checksum)) fin.close() |