\r
import os\r
import sys\r
-import argparse \r
+import argparse\r
import subprocess\r
import uuid\r
import struct\r
#\r
__prog__ = 'Rsa2048Sha256Sign'\r
__version__ = '%s Version %s' % (__prog__, '0.9 ' + gBUILD_VERSION)\r
-__copyright__ = 'Copyright (c) 2013 - 2016, Intel Corporation. All rights reserved.'\r
+__copyright__ = 'Copyright (c) 2013 - 2018, Intel Corporation. All rights reserved.'\r
__usage__ = '%s -e|-d [options] <input_file>' % (__prog__)\r
\r
#\r
if __name__ == '__main__':\r
#\r
# Create command line argument parser object\r
- # \r
+ #\r
parser = argparse.ArgumentParser(prog=__prog__, version=__version__, usage=__usage__, description=__copyright__, conflict_handler='resolve')\r
group = parser.add_mutually_exclusive_group(required=True)\r
group.add_argument("-e", action="store_true", dest='Encode', help='encode file')\r
\r
#\r
# Parse command line arguments\r
- # \r
+ #\r
args = parser.parse_args()\r
\r
#\r
#\r
try:\r
Process = subprocess.Popen('%s version' % (OpenSslCommand), stdout=subprocess.PIPE, stderr=subprocess.PIPE, shell=True)\r
- except: \r
+ except:\r
print('ERROR: Open SSL command not available. Please verify PATH or set OPENSSL_PATH')\r
sys.exit(1)\r
- \r
+\r
Version = Process.communicate()\r
if Process.returncode != 0:\r
print('ERROR: Open SSL command not available. Please verify PATH or set OPENSSL_PATH')\r
sys.exit(Process.returncode)\r
print(Version[0])\r
- \r
+\r
#\r
# Read input file into a buffer and save input filename\r
- # \r
+ #\r
args.InputFileName = args.InputFile.name\r
args.InputFileBuffer = args.InputFile.read()\r
args.InputFile.close()\r
if args.MonotonicCountStr:\r
format = "%dsQ" % len(args.InputFileBuffer)\r
FullInputFileBuffer = struct.pack(format, args.InputFileBuffer, args.MonotonicCountValue)\r
- # \r
+ #\r
# Sign the input file using the specified private key and capture signature from STDOUT\r
#\r
Process = subprocess.Popen('%s dgst -sha256 -sign "%s"' % (OpenSslCommand, args.PrivateKeyFileName), stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.PIPE, shell=True)\r
Signature = Process.communicate(input=FullInputFileBuffer)[0]\r
if Process.returncode != 0:\r
sys.exit(Process.returncode)\r
- \r
+\r
#\r
# Write output file that contains hash GUID, Public Key, Signature, and Input data\r
- # \r
+ #\r
args.OutputFile = open(args.OutputFileName, 'wb')\r
args.OutputFile.write(EFI_HASH_ALGORITHM_SHA256_GUID.get_bytes_le())\r
args.OutputFile.write(PublicKey)\r
#\r
Header = EFI_CERT_BLOCK_RSA_2048_SHA256._make(EFI_CERT_BLOCK_RSA_2048_SHA256_STRUCT.unpack_from(args.InputFileBuffer))\r
args.InputFileBuffer = args.InputFileBuffer[EFI_CERT_BLOCK_RSA_2048_SHA256_STRUCT.size:]\r
- \r
+\r
#\r
# Verify that the Hash Type matches the expected SHA256 type\r
#\r
# Write Signature to output file\r
#\r
open(args.OutputFileName, 'wb').write(Header.Signature)\r
- \r
+\r
#\r
# Verify signature\r
- # \r
+ #\r
Process = subprocess.Popen('%s dgst -sha256 -prverify "%s" -signature %s' % (OpenSslCommand, args.PrivateKeyFileName, args.OutputFileName), stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.PIPE, shell=True)\r
Process.communicate(input=FullInputFileBuffer)\r
if Process.returncode != 0:\r
sys.exit(Process.returncode)\r
\r
#\r
- # Save output file contents from input file \r
- # \r
+ # Save output file contents from input file\r
+ #\r
open(args.OutputFileName, 'wb').write(args.InputFileBuffer)\r