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Add a fallback method for finding libcrypto DLL paths

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Adriano Caloiaro 2022-01-01 17:41:38 -08:00
parent 866d1130b8
commit 55987225bd
1 changed files with 11 additions and 0 deletions
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11
DeDRM_plugin/adobekey.py
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@ -124,17 +124,28 @@ if iswindows:
except ImportError: except ImportError:
import _winreg as winreg import _winreg as winreg
def _licrypto_dll_path():
import sys
for p in sys.path:
if p.endswith("DLLs"):
return os.path.join(p, "libcrypto-1_1.dll")
return
def _load_crypto_libcrypto(): def _load_crypto_libcrypto():
from ctypes.util import find_library from ctypes.util import find_library
libcrypto = find_library('libcrypto-1_1') libcrypto = find_library('libcrypto-1_1')
if libcrypto is None: if libcrypto is None:
libcrypto = find_library('libeay32') libcrypto = find_library('libeay32')
if libcrypto is None:
libcrypto = _licrypto_dll_path()
if libcrypto is None: if libcrypto is None:
raise ADEPTError('libcrypto not found') raise ADEPTError('libcrypto not found')
libcrypto = CDLL(libcrypto) libcrypto = CDLL(libcrypto)
AES_MAXNR = 14 AES_MAXNR = 14
c_char_pp = POINTER(c_char_p) c_char_pp = POINTER(c_char_p)
c_int_p = POINTER(c_int) c_int_p = POINTER(c_int)
class AES_KEY(Structure): class AES_KEY(Structure):
_fields_ = [('rd_key', c_long * (4 * (AES_MAXNR + 1))), _fields_ = [('rd_key', c_long * (4 * (AES_MAXNR + 1))),
('rounds', c_int)] ('rounds', c_int)]