BaseTools: Rsa2048Sha256Sign add new option to support Monotonic count

the EFI_FIRMWARE_IMAGE_AUTHENTICATION struct require the AuthInfo which
is a signature across the image data and the Monotonic Count value, so we
add the new option to support Monotonic count.

Cc: Liming Gao <liming.gao@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Yonghong Zhu <yonghong.zhu@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>

1 files changed, 25 insertions, 6 deletions

diff --git a/BaseTools/Source/Python/Rsa2048Sha256Sign/Rsa2048Sha256Sign.py b/BaseTools/Source/Python/Rsa2048Sha256Sign/Rsa2048Sha256Sign.py
index b3254d82bf..34106680ee 100644
--- a/BaseTools/Source/Python/Rsa2048Sha256Sign/Rsa2048Sha256Sign.py
+++ b/BaseTools/Source/Python/Rsa2048Sha256Sign/Rsa2048Sha256Sign.py
@@ -1,10 +1,10 @@
 ## @file

-# This tool encodes and decodes GUIDed FFS sections for a GUID type of

+# This tool encodes and decodes GUIDed FFS sections or FMP capsule for a GUID type of

 # EFI_CERT_TYPE_RSA2048_SHA256_GUID defined in the UEFI 2.4 Specification as

 #   {0xa7717414, 0xc616, 0x4977, {0x94, 0x20, 0x84, 0x47, 0x12, 0xa7, 0x35, 0xbf}}

 # This tool has been tested with OpenSSL 1.0.1e 11 Feb 2013

 #

-# Copyright (c) 2013 - 2014, Intel Corporation. All rights reserved.<BR>

+# Copyright (c) 2013 - 2016, Intel Corporation. All rights reserved.<BR>

 # This program and the accompanying materials

 # are licensed and made available under the terms and conditions of the BSD License

 # which accompanies this distribution.  The full text of the license may be found at

@@ -32,7 +32,7 @@ from Common.BuildVersion import gBUILD_VERSION
 #

 __prog__      = 'Rsa2048Sha256Sign'

 __version__   = '%s Version %s' % (__prog__, '0.9 ' + gBUILD_VERSION)

-__copyright__ = 'Copyright (c) 2013 - 2014, Intel Corporation. All rights reserved.'

+__copyright__ = 'Copyright (c) 2013 - 2016, Intel Corporation. All rights reserved.'

 __usage__     = '%s -e|-d [options] <input_file>' % (__prog__)

 

 #

@@ -66,6 +66,7 @@ if __name__ == '__main__':
   group.add_argument("-e", action="store_true", dest='Encode', help='encode file')

   group.add_argument("-d", action="store_true", dest='Decode', help='decode file')

   parser.add_argument("-o", "--output", dest='OutputFile', type=str, metavar='filename', help="specify the output filename", required=True)

+  parser.add_argument("--monotonic-count", dest='MonotonicCountStr', type=str, help="specify the MonotonicCount in FMP capsule.")

   parser.add_argument("--private-key", dest='PrivateKeyFile', type=argparse.FileType('rb'), help="specify the private key filename.  If not specified, a test signing key is used.")

   parser.add_argument("-v", "--verbose", dest='Verbose', action="store_true", help="increase output messages")

   parser.add_argument("-q", "--quiet", dest='Quiet', action="store_true", help="reduce output messages")

@@ -155,13 +156,26 @@ if __name__ == '__main__':
     PublicKeyHexString=PublicKeyHexString[2:]

   if Process.returncode <> 0:

     sys.exit(Process.returncode)

-  

+

+  if args.MonotonicCountStr:

+    try:

+      if args.MonotonicCountStr.upper().startswith('0X'):

+        args.MonotonicCountValue = (long)(args.MonotonicCountStr, 16)

+      else:

+        args.MonotonicCountValue = (long)(args.MonotonicCountStr)

+    except:

+        pass

+

   if args.Encode:

+    FullInputFileBuffer = args.InputFileBuffer

+    if args.MonotonicCountStr:

+      format = "Q%ds" % len(args.InputFileBuffer)

+      FullInputFileBuffer = struct.pack(format,args.MonotonicCountValue, args.InputFileBuffer)

     # 

     # Sign the input file using the specified private key and capture signature from STDOUT

     #

     Process = subprocess.Popen('%s sha256 -sign "%s"' % (OpenSslCommand, args.PrivateKeyFileName), stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.PIPE)

-    Signature = Process.communicate(input=args.InputFileBuffer)[0]

+    Signature = Process.communicate(input=FullInputFileBuffer)[0]

     if Process.returncode <> 0:

       sys.exit(Process.returncode)

       

@@ -196,6 +210,11 @@ if __name__ == '__main__':
       print 'ERROR: Public key in input file does not match public key from private key file'

       sys.exit(1)

 

+    FullInputFileBuffer = args.InputFileBuffer

+    if args.MonotonicCountStr:

+      format = "Q%ds" % len(args.InputFileBuffer)

+      FullInputFileBuffer = struct.pack(format,args.MonotonicCountValue, args.InputFileBuffer)

+

     #

     # Write Signature to output file

     #

@@ -205,7 +224,7 @@ if __name__ == '__main__':
     # Verify signature

     #    

     Process = subprocess.Popen('%s sha256 -prverify "%s" -signature %s' % (OpenSslCommand, args.PrivateKeyFileName, args.OutputFileName), stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.PIPE)

-    Process.communicate(args.InputFileBuffer)

+    Process.communicate(input=FullInputFileBuffer)

     if Process.returncode <> 0:

       print 'ERROR: Verification failed'

       os.remove (args.OutputFileName)