onyx_online/nvda-voicemeeter
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the platform check is mostly redundant since import winreg will already have failed on most python installations.

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Instead wrap `import winreg` and raise NVDAVMError

switch to ct.WinDLL which is more appropriate for C APIs using the stdcall convention
This commit is contained in:
onyx-and-iris 2026-03-19 23:58:20 +00:00
parent 5b4a76c484
commit aae62fa136
1 changed files with 9 additions and 3 deletions
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12
src/nvda_voicemeeter/cdll.py
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@ -1,15 +1,21 @@
import ctypes as ct
import platform
import winreg
from pathlib import Path
from .errors import NVDAVMError
BITS = 64 if ct.sizeof(ct.c_void_p) == 8 else 32
try:
import winreg
except ImportError as e:
ERR_MSG = 'winreg module not found, only Windows OS supported'
raise NVDAVMError(ERR_MSG) from e
# Defense against edge cases where winreg imports but we're not on Windows
if platform.system() != 'Windows':
raise NVDAVMError('Only Windows OS supported')
BITS = 64 if ct.sizeof(ct.c_void_p) == 8 else 32
REG_KEY = '\\'.join(
filter(
None,
@ -43,4 +49,4 @@ if not controller_path.exists():
DLL_PATH = controller_path / f'x{64 if BITS == 64 else 86}' / 'nvdaControllerClient.dll'
libc = ct.CDLL(str(DLL_PATH))
libc = ct.WinDLL(str(DLL_PATH))