diff options
Diffstat (limited to 'PC')
| -rw-r--r-- | PC/_winreg.c | 31 |
1 files changed, 12 insertions, 19 deletions
diff --git a/PC/_winreg.c b/PC/_winreg.c index 965acf1..c97bbc6 100644 --- a/PC/_winreg.c +++ b/PC/_winreg.c @@ -1033,30 +1033,23 @@ PyEnumKey(PyObject *self, PyObject *args) long rc; PyObject *retStr; char *retBuf; - DWORD len; + DWORD len = 256; /* includes NULL terminator */ + char tmpbuf[256]; /* max key name length is 255 */ if (!PyArg_ParseTuple(args, "Oi:EnumKey", &obKey, &index)) return NULL; if (!PyHKEY_AsHKEY(obKey, &hKey, FALSE)) return NULL; - - if ((rc = RegQueryInfoKey(hKey, NULL, NULL, NULL, NULL, &len, - NULL, NULL, NULL, NULL, NULL, NULL)) - != ERROR_SUCCESS) - return PyErr_SetFromWindowsErrWithFunction(rc, - "RegQueryInfoKey"); - ++len; /* include null terminator */ - retStr = PyString_FromStringAndSize(NULL, len); - if (retStr == NULL) - return NULL; - retBuf = PyString_AS_STRING(retStr); - - if ((rc = RegEnumKey(hKey, index, retBuf, len)) != ERROR_SUCCESS) { - Py_DECREF(retStr); - return PyErr_SetFromWindowsErrWithFunction(rc, "RegEnumKey"); - } - _PyString_Resize(&retStr, strlen(retBuf)); - return retStr; + + Py_BEGIN_ALLOW_THREADS + rc = RegEnumKeyEx(hKey, index, tmpbuf, &len, NULL, NULL, NULL, NULL); + Py_END_ALLOW_THREADS + if (rc != ERROR_SUCCESS) + return PyErr_SetFromWindowsErrWithFunction(rc, "RegEnumKeyEx"); + + ++len; /* include null terminator */ + retStr = PyString_FromStringAndSize(tmpbuf, len); + return retStr; /* can be NULL */ } static PyObject * |