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Signing hash type in GenCapsuleFirmware tool 

Added hash type to be used in signing process for
GenCapsuleFirmware.

Parameter added: -a alg_hash

Signed-off-by: Subash Lakkimsetti <subashx.lakkimsetti@intel.com>
This commit is contained in:
Subash Lakkimsetti 2019-11-12 09:54:33 -07:00 committed by Maurice Ma
parent 141d051b8f
commit 36ec407123
1 changed files with 4 additions and 3 deletions
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7
BootloaderCorePkg/Tools/GenCapsuleFirmware.py
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@ -397,7 +397,7 @@ class Firmware_Update_Header(Structure):
]
def SignImage(RawData, OutFile, PrivKey):
def SignImage(RawData, OutFile, HashType, PrivKey):
#
# Generate the new image layout
@ -427,7 +427,7 @@ def SignImage(RawData, OutFile, PrivKey):
fwupdate_bin_file = 'fwupdate_unsigned.bin'
open(fwupdate_bin_file, 'wb').write(unsigned_image + RawData)
rsa_sign_file(PrivKey, pubkey_file, self.SIGN_HASH_TYPE, fwupdate_bin_file, OutFile, True, True )
rsa_sign_file(PrivKey, pubkey_file, HashType, fwupdate_bin_file, OutFile, True, True )
os.remove(pubkey_file)
os.remove(fwupdate_bin_file)
@ -471,6 +471,7 @@ def main():
parser.add_argument('-p', '--payload', nargs=2, action='append', type=str, required=True, help='Specify payload information including GUID, FileName')
parser.add_argument('-k', '--priv_key', dest='PrivKey', type=str, required=True, help='Private RSA 2048 key in PEM format to sign image')
parser.add_argument('-a', '--alg_hash', dest='HashType', type=str, required=True, help='Hash type for signing')
parser.add_argument('-o', '--output', dest='NewImage', type=str, required=True, help='Output file for signed image')
parser.add_argument("-v", "--verbose", dest='Verbose', action="store_true", help= "Turn on verbose output with informational messages printed, including capsule headers and warning messages.")
@ -504,7 +505,7 @@ def main():
#
# Create final capsule
#
SignImage(Result, args.NewImage, args.PrivKey)
SignImage(Result, args.NewImage, args.HashType, args.PrivKey)
print('Success')