mirror of
https://github.com/keylase/nvidia-patch.git
synced 2024-11-25 15:07:18 +00:00
257 lines
8.9 KiB
Python
Executable File
257 lines
8.9 KiB
Python
Executable File
#!/usr/bin/env python3
|
|
|
|
import argparse
|
|
import sys
|
|
import subprocess
|
|
import tempfile
|
|
import os.path
|
|
from binascii import unhexlify
|
|
import xml.etree.ElementTree as ET
|
|
import itertools
|
|
import functools
|
|
|
|
|
|
CRLF = b"\x0d\x0a"
|
|
HEADER_FORMAT = b">%s"
|
|
LINE_FORMAT = CRLF + b"%016X:%02X->%02X"
|
|
OFFSET_ADJUSTMENT = 0xC00 # shift specific to x64dbg .1337 format
|
|
|
|
|
|
def parse_args():
|
|
|
|
parser = argparse.ArgumentParser(
|
|
description="Generates .1337 patch for Nvidia drivers for Windows",
|
|
formatter_class=argparse.ArgumentDefaultsHelpFormatter)
|
|
parser.add_argument("installer_file",
|
|
nargs="+",
|
|
help="location of installer executable(s)")
|
|
parser.add_argument("-7", "--7zip",
|
|
default="7z",
|
|
dest="sevenzip",
|
|
help="location of 7-zip `7z` executable")
|
|
parser.add_argument("-T", "--target",
|
|
nargs="+",
|
|
default=[
|
|
"Display.Driver/nvencodeapi64.dl_",
|
|
"Display.Driver/nvencodeapi.dl_",
|
|
],
|
|
help="target location(s) in archive")
|
|
parser.add_argument("-N", "--target-name",
|
|
nargs="+",
|
|
default=[
|
|
"nvencodeapi64.dll",
|
|
"nvencodeapi.dll",
|
|
],
|
|
help="name(s) of installed target file. Used for patch "
|
|
"header")
|
|
parser.add_argument("-P", "--patch-name",
|
|
nargs="+",
|
|
default=[
|
|
"nvencodeapi64.1337",
|
|
"nvencodeapi.1337",
|
|
],
|
|
help="relative filename(s) of generated patch(es)")
|
|
parser.add_argument("-S", "--search",
|
|
nargs="+",
|
|
default=[
|
|
"8BF085C0750549892FEB",
|
|
"89450885C075048937EB",
|
|
],
|
|
help="representation of search pattern(s) binary string")
|
|
parser.add_argument("-R", "--replacement",
|
|
nargs="+",
|
|
default=[
|
|
"33C08BF0750549892FEB",
|
|
"33C089450875048937EB",
|
|
],
|
|
help="representation of replacement(s) binary string")
|
|
parser.add_argument("-o", "--stdout",
|
|
action="store_true",
|
|
help="output into stdout")
|
|
parser.add_argument("-D", "--direct",
|
|
action="store_true",
|
|
help="supply patched library directly instead of "
|
|
"installer file")
|
|
args = parser.parse_args()
|
|
return args
|
|
|
|
|
|
class ExtractException(Exception):
|
|
pass
|
|
|
|
|
|
class PatternNotFoundException(Exception):
|
|
pass
|
|
|
|
class MultipleOccurencesException(Exception):
|
|
pass
|
|
|
|
class UnknownPlatformException(Exception):
|
|
pass
|
|
|
|
|
|
class ExtractedTarget:
|
|
name = None
|
|
|
|
def __init__(self, archive, dst_dir, arch_tgt, *, sevenzip="7z"):
|
|
self._archive = archive
|
|
self._dst_dir = dst_dir
|
|
self._sevenzip = sevenzip
|
|
self._arch_tgt = arch_tgt
|
|
|
|
def __enter__(self):
|
|
ret = subprocess.call([self._sevenzip,
|
|
"e",
|
|
"-o" + self._dst_dir,
|
|
self._archive,
|
|
self._arch_tgt],
|
|
stdout=sys.stderr)
|
|
if ret != 0:
|
|
raise ExtractException("Subprocess returned non-zero exit code.")
|
|
name = os.path.join(self._dst_dir, os.path.basename(self._arch_tgt))
|
|
self.name = name
|
|
return name
|
|
|
|
def __exit__(self, exc_type, exc_value, traceback):
|
|
if self.name is not None:
|
|
os.remove(self.name)
|
|
|
|
|
|
def expand(filename, *, sevenzip="7z"):
|
|
proc = subprocess.Popen([sevenzip,
|
|
"x",
|
|
"-so",
|
|
filename], stdout=subprocess.PIPE)
|
|
result = proc.communicate()[0]
|
|
if proc.returncode != 0:
|
|
raise ExtractException("Subprocess returned non-zero exit code.")
|
|
return result
|
|
|
|
|
|
def extract_single_file(archive, filename, *, sevenzip="7z"):
|
|
proc = subprocess.Popen([sevenzip,
|
|
"e",
|
|
"-so",
|
|
archive,
|
|
filename], stdout=subprocess.PIPE)
|
|
result = proc.communicate()[0]
|
|
if proc.returncode != 0:
|
|
raise ExtractException("Subprocess returned non-zero exit code.")
|
|
return result
|
|
|
|
|
|
def make_patch(archive, *,
|
|
arch_tgt,
|
|
search,
|
|
replacement,
|
|
sevenzip="7z",
|
|
direct=False):
|
|
if direct:
|
|
with open(archive, 'rb') as fo:
|
|
f = fo.read()
|
|
else:
|
|
with tempfile.TemporaryDirectory() as tmpdir:
|
|
with ExtractedTarget(archive,
|
|
tmpdir,
|
|
arch_tgt,
|
|
sevenzip=sevenzip) as tgt:
|
|
f = expand(tgt, sevenzip=sevenzip)
|
|
offset = f.find(search)
|
|
if offset == -1:
|
|
raise PatternNotFoundException("Pattern not found.")
|
|
if f[offset+len(search):].find(search) != -1:
|
|
raise MultipleOccurencesException("Multiple occurences of pattern found!")
|
|
del f
|
|
print("Pattern found @ %016X" % (offset,), file=sys.stderr)
|
|
|
|
res = []
|
|
for (i, (left, right)) in enumerate(zip(search, replacement)):
|
|
if left != right:
|
|
res.append((offset + i, left, right))
|
|
return res
|
|
|
|
|
|
@functools.lru_cache(maxsize=None)
|
|
def identify_driver(archive, *, sevenzip="7z"):
|
|
manifest = extract_single_file(archive, "setup.cfg", sevenzip=sevenzip)
|
|
root = ET.fromstring(manifest)
|
|
version = root.attrib['version']
|
|
product_type = root.find('./properties/string[@name="ProductType"]')\
|
|
.attrib['value']
|
|
return version, product_type
|
|
|
|
|
|
def format_patch(diff, filename):
|
|
res = HEADER_FORMAT % filename.encode('utf-8')
|
|
for offset, left, right in diff:
|
|
res += LINE_FORMAT % (offset + OFFSET_ADJUSTMENT, left, right)
|
|
return res
|
|
|
|
def patch_flow(installer_file, search, replacement, target, target_name, patch_name, *,
|
|
direct=False, stdout=False, sevenzip="7z"):
|
|
search = unhexlify(search)
|
|
replacement = unhexlify(replacement)
|
|
assert len(search) == len(replacement), "len() of search and replacement"\
|
|
" is not equal"
|
|
patch = make_patch(installer_file,
|
|
arch_tgt=target,
|
|
search=search,
|
|
replacement=replacement,
|
|
sevenzip=sevenzip,
|
|
direct=direct)
|
|
patch_content = format_patch(patch, target_name)
|
|
if stdout:
|
|
with open(sys.stdout.fileno(), mode='wb', closefd=False) as out:
|
|
out.write(patch_content)
|
|
elif direct:
|
|
with open(patch_name, mode='wb') as out:
|
|
out.write(patch_content)
|
|
else:
|
|
version, product_type = identify_driver(installer_file,
|
|
sevenzip=sevenzip)
|
|
drv_prefix = {
|
|
"100": "quadro_",
|
|
"300": "",
|
|
"301": "nsd_",
|
|
"303": "", # DCH
|
|
}
|
|
installer_name = os.path.basename(installer_file).lower()
|
|
if 'winserv2008' in installer_name:
|
|
os_prefix = 'ws2012_x64'
|
|
elif 'winserv-2012' in installer_name:
|
|
os_prefix = 'ws2012_x64'
|
|
elif 'winserv-2016' in installer_name:
|
|
os_prefix = 'ws2016_x64'
|
|
elif 'win10' in installer_name:
|
|
os_prefix = 'win10_x64'
|
|
elif 'win7' in installer_name:
|
|
os_prefix = 'win7_x64'
|
|
else:
|
|
raise UnknownPlatformException("Can't infer platform from filename %s"
|
|
% (repr(installer_name),))
|
|
driver_name = drv_prefix[product_type] + version
|
|
out_dir = os.path.join(
|
|
os.path.dirname(
|
|
os.path.abspath(__file__)), '..', '..', os_prefix, driver_name)
|
|
os.makedirs(out_dir, 0o755, True)
|
|
out_filename = os.path.join(out_dir,
|
|
patch_name)
|
|
with open(out_filename, 'xb') as out:
|
|
out.write(patch_content)
|
|
|
|
|
|
def main():
|
|
args = parse_args()
|
|
if args.direct:
|
|
combinations = zip(args.installer_file, args.search, args.replacement,
|
|
args.target, args.target_name, args.patch_name)
|
|
else:
|
|
base_params = zip(args.search, args.replacement, args.target, args.target_name, args.patch_name)
|
|
combinations = ((l,) + r for l, r in itertools.product(args.installer_file, base_params))
|
|
for params in combinations:
|
|
patch_flow(*params, direct=args.direct, stdout=args.stdout)
|
|
|
|
|
|
if __name__ == '__main__':
|
|
main()
|