From 349f76c6aace5a4a2b57f6b442a532faf0027d6b Mon Sep 17 00:00:00 2001 From: Serhiy Storchaka Date: Tue, 30 Jun 2020 09:03:15 +0300 Subject: bpo-36346: Prepare for removing the legacy Unicode C API (AC only). (GH-21223) --- Include/cpython/unicodeobject.h | 5 + Lib/test/clinic.test | 19 ++- Modules/clinic/_winapi.c.h | 15 +- Modules/clinic/posixmodule.c.h | 63 +++++++- Objects/unicodeobject.c | 74 +++++++++ PC/clinic/winreg.c.h | 327 ++++++++++++++++++++++++++++++++++++---- Tools/clinic/clinic.py | 65 +++++++- 7 files changed, 523 insertions(+), 45 deletions(-) diff --git a/Include/cpython/unicodeobject.h b/Include/cpython/unicodeobject.h index 88a97a4..0f19b2a 100644 --- a/Include/cpython/unicodeobject.h +++ b/Include/cpython/unicodeobject.h @@ -11,6 +11,8 @@ /* --- Internal Unicode Operations ---------------------------------------- */ +#define USE_UNICODE_WCHAR_CACHE 1 + /* Since splitting on whitespace is an important use case, and whitespace in most situations is solely ASCII whitespace, we optimize for the common case by using a quick look-up table @@ -1169,4 +1171,7 @@ PyAPI_FUNC(PyObject*) _PyUnicode_FromId(_Py_Identifier*); and where the hash values are equal (i.e. a very probable match) */ PyAPI_FUNC(int) _PyUnicode_EQ(PyObject *, PyObject *); +PyAPI_FUNC(int) _PyUnicode_WideCharString_Converter(PyObject *, void *); +PyAPI_FUNC(int) _PyUnicode_WideCharString_Opt_Converter(PyObject *, void *); + PyAPI_FUNC(Py_ssize_t) _PyUnicode_ScanIdentifier(PyObject *); diff --git a/Lib/test/clinic.test b/Lib/test/clinic.test index f2be613..07e1382 100644 --- a/Lib/test/clinic.test +++ b/Lib/test/clinic.test @@ -1813,13 +1813,26 @@ test_Py_UNICODE_converter(PyObject *module, PyObject *const *args, Py_ssize_t na const Py_UNICODE *e; Py_ssize_clean_t e_length; - if (!_PyArg_ParseStack(args, nargs, "uuZu#Z#:test_Py_UNICODE_converter", - &a, &b, &c, &d, &d_length, &e, &e_length)) { + if (!_PyArg_ParseStack(args, nargs, "O&O&O&u#Z#:test_Py_UNICODE_converter", + _PyUnicode_WideCharString_Converter, &a, _PyUnicode_WideCharString_Converter, &b, _PyUnicode_WideCharString_Opt_Converter, &c, &d, &d_length, &e, &e_length)) { goto exit; } return_value = test_Py_UNICODE_converter_impl(module, a, b, c, d, d_length, e, e_length); exit: + /* Cleanup for a */ + #if !USE_UNICODE_WCHAR_CACHE + PyMem_Free((void *)a); + #endif /* USE_UNICODE_WCHAR_CACHE */ + /* Cleanup for b */ + #if !USE_UNICODE_WCHAR_CACHE + PyMem_Free((void *)b); + #endif /* USE_UNICODE_WCHAR_CACHE */ + /* Cleanup for c */ + #if !USE_UNICODE_WCHAR_CACHE + PyMem_Free((void *)c); + #endif /* USE_UNICODE_WCHAR_CACHE */ + return return_value; } @@ -1830,7 +1843,7 @@ test_Py_UNICODE_converter_impl(PyObject *module, const Py_UNICODE *a, Py_ssize_clean_t d_length, const Py_UNICODE *e, Py_ssize_clean_t e_length) -/*[clinic end generated code: output=dd0a09a1b772e57b input=064a3b68ad7f04b0]*/ +/*[clinic end generated code: output=ef45e982fedf0b3d input=064a3b68ad7f04b0]*/ /*[clinic input] diff --git a/Modules/clinic/_winapi.c.h b/Modules/clinic/_winapi.c.h index e21f2bc..6022dfe 100644 --- a/Modules/clinic/_winapi.c.h +++ b/Modules/clinic/_winapi.c.h @@ -367,13 +367,22 @@ _winapi_CreateProcess(PyObject *module, PyObject *const *args, Py_ssize_t nargs) const Py_UNICODE *current_directory; PyObject *startup_info; - if (!_PyArg_ParseStack(args, nargs, "ZOOOikOZO:CreateProcess", - &application_name, &command_line, &proc_attrs, &thread_attrs, &inherit_handles, &creation_flags, &env_mapping, ¤t_directory, &startup_info)) { + if (!_PyArg_ParseStack(args, nargs, "O&OOOikOO&O:CreateProcess", + _PyUnicode_WideCharString_Opt_Converter, &application_name, &command_line, &proc_attrs, &thread_attrs, &inherit_handles, &creation_flags, &env_mapping, _PyUnicode_WideCharString_Opt_Converter, ¤t_directory, &startup_info)) { goto exit; } return_value = _winapi_CreateProcess_impl(module, application_name, command_line, proc_attrs, thread_attrs, inherit_handles, creation_flags, env_mapping, current_directory, startup_info); exit: + /* Cleanup for application_name */ + #if !USE_UNICODE_WCHAR_CACHE + PyMem_Free((void *)application_name); + #endif /* USE_UNICODE_WCHAR_CACHE */ + /* Cleanup for current_directory */ + #if !USE_UNICODE_WCHAR_CACHE + PyMem_Free((void *)current_directory); + #endif /* USE_UNICODE_WCHAR_CACHE */ + return return_value; } @@ -1097,4 +1106,4 @@ _winapi_GetFileType(PyObject *module, PyObject *const *args, Py_ssize_t nargs, P exit: return return_value; } -/*[clinic end generated code: output=f3897898ea1da99d input=a9049054013a1b77]*/ +/*[clinic end generated code: output=db87076a32fa7abe input=a9049054013a1b77]*/ diff --git a/Modules/clinic/posixmodule.c.h b/Modules/clinic/posixmodule.c.h index b691cfb..6533edf 100644 --- a/Modules/clinic/posixmodule.c.h +++ b/Modules/clinic/posixmodule.c.h @@ -1674,12 +1674,28 @@ os_system(PyObject *module, PyObject *const *args, Py_ssize_t nargs, PyObject *k { PyObject *return_value = NULL; static const char * const _keywords[] = {"command", NULL}; - static _PyArg_Parser _parser = {"u:system", _keywords, 0}; + static _PyArg_Parser _parser = {NULL, _keywords, "system", 0}; + PyObject *argsbuf[1]; const Py_UNICODE *command; long _return_value; - if (!_PyArg_ParseStackAndKeywords(args, nargs, kwnames, &_parser, - &command)) { + args = _PyArg_UnpackKeywords(args, nargs, NULL, kwnames, &_parser, 1, 1, 0, argsbuf); + if (!args) { + goto exit; + } + if (!PyUnicode_Check(args[0])) { + _PyArg_BadArgument("system", "argument 'command'", "str", args[0]); + goto exit; + } + #if USE_UNICODE_WCHAR_CACHE + _Py_COMP_DIAG_PUSH + _Py_COMP_DIAG_IGNORE_DEPR_DECLS + command = _PyUnicode_AsUnicode(args[0]); + _Py_COMP_DIAG_POP + #else /* USE_UNICODE_WCHAR_CACHE */ + command = PyUnicode_AsWideCharString(args[0], NULL); + #endif /* USE_UNICODE_WCHAR_CACHE */ + if (command == NULL) { goto exit; } _return_value = os_system_impl(module, command); @@ -1689,6 +1705,11 @@ os_system(PyObject *module, PyObject *const *args, Py_ssize_t nargs, PyObject *k return_value = PyLong_FromLong(_return_value); exit: + /* Cleanup for command */ + #if !USE_UNICODE_WCHAR_CACHE + PyMem_Free((void *)command); + #endif /* USE_UNICODE_WCHAR_CACHE */ + return return_value; } @@ -6998,19 +7019,47 @@ os_startfile(PyObject *module, PyObject *const *args, Py_ssize_t nargs, PyObject { PyObject *return_value = NULL; static const char * const _keywords[] = {"filepath", "operation", NULL}; - static _PyArg_Parser _parser = {"O&|u:startfile", _keywords, 0}; + static _PyArg_Parser _parser = {NULL, _keywords, "startfile", 0}; + PyObject *argsbuf[2]; + Py_ssize_t noptargs = nargs + (kwnames ? PyTuple_GET_SIZE(kwnames) : 0) - 1; path_t filepath = PATH_T_INITIALIZE("startfile", "filepath", 0, 0); const Py_UNICODE *operation = NULL; - if (!_PyArg_ParseStackAndKeywords(args, nargs, kwnames, &_parser, - path_converter, &filepath, &operation)) { + args = _PyArg_UnpackKeywords(args, nargs, NULL, kwnames, &_parser, 1, 2, 0, argsbuf); + if (!args) { + goto exit; + } + if (!path_converter(args[0], &filepath)) { + goto exit; + } + if (!noptargs) { + goto skip_optional_pos; + } + if (!PyUnicode_Check(args[1])) { + _PyArg_BadArgument("startfile", "argument 'operation'", "str", args[1]); goto exit; } + #if USE_UNICODE_WCHAR_CACHE + _Py_COMP_DIAG_PUSH + _Py_COMP_DIAG_IGNORE_DEPR_DECLS + operation = _PyUnicode_AsUnicode(args[1]); + _Py_COMP_DIAG_POP + #else /* USE_UNICODE_WCHAR_CACHE */ + operation = PyUnicode_AsWideCharString(args[1], NULL); + #endif /* USE_UNICODE_WCHAR_CACHE */ + if (operation == NULL) { + goto exit; + } +skip_optional_pos: return_value = os_startfile_impl(module, &filepath, operation); exit: /* Cleanup for filepath */ path_cleanup(&filepath); + /* Cleanup for operation */ + #if !USE_UNICODE_WCHAR_CACHE + PyMem_Free((void *)operation); + #endif /* USE_UNICODE_WCHAR_CACHE */ return return_value; } @@ -8876,4 +8925,4 @@ exit: #ifndef OS_WAITSTATUS_TO_EXITCODE_METHODDEF #define OS_WAITSTATUS_TO_EXITCODE_METHODDEF #endif /* !defined(OS_WAITSTATUS_TO_EXITCODE_METHODDEF) */ -/*[clinic end generated code: output=d7c1212a94613496 input=a9049054013a1b77]*/ +/*[clinic end generated code: output=ba3d4b35fda2c208 input=a9049054013a1b77]*/ diff --git a/Objects/unicodeobject.c b/Objects/unicodeobject.c index 8eafdacf..db3f55e 100644 --- a/Objects/unicodeobject.c +++ b/Objects/unicodeobject.c @@ -3273,6 +3273,80 @@ PyUnicode_AsWideCharString(PyObject *unicode, #endif /* HAVE_WCHAR_H */ +int +_PyUnicode_WideCharString_Converter(PyObject *obj, void *ptr) +{ + wchar_t **p = (wchar_t **)ptr; + if (obj == NULL) { +#if !USE_UNICODE_WCHAR_CACHE + PyMem_Free(*p); +#endif /* USE_UNICODE_WCHAR_CACHE */ + *p = NULL; + return 1; + } + if (PyUnicode_Check(obj)) { +#if USE_UNICODE_WCHAR_CACHE +_Py_COMP_DIAG_PUSH +_Py_COMP_DIAG_IGNORE_DEPR_DECLS + *p = (wchar_t *)_PyUnicode_AsUnicode(obj); + if (*p == NULL) { + return 0; + } + return 1; +_Py_COMP_DIAG_POP +#else /* USE_UNICODE_WCHAR_CACHE */ + *p = PyUnicode_AsWideCharString(obj, NULL); + if (*p == NULL) { + return 0; + } + return Py_CLEANUP_SUPPORTED; +#endif /* USE_UNICODE_WCHAR_CACHE */ + } + PyErr_Format(PyExc_TypeError, + "argument must be str, not %.50s", + obj->ob_type->tp_name); + return 0; +} + +int +_PyUnicode_WideCharString_Opt_Converter(PyObject *obj, void *ptr) +{ + wchar_t **p = (wchar_t **)ptr; + if (obj == NULL) { +#if !USE_UNICODE_WCHAR_CACHE + PyMem_Free(*p); +#endif /* USE_UNICODE_WCHAR_CACHE */ + *p = NULL; + return 1; + } + if (obj == Py_None) { + *p = NULL; + return 1; + } + if (PyUnicode_Check(obj)) { +#if USE_UNICODE_WCHAR_CACHE +_Py_COMP_DIAG_PUSH +_Py_COMP_DIAG_IGNORE_DEPR_DECLS + *p = (wchar_t *)_PyUnicode_AsUnicode(obj); + if (*p == NULL) { + return 0; + } + return 1; +_Py_COMP_DIAG_POP +#else /* USE_UNICODE_WCHAR_CACHE */ + *p = PyUnicode_AsWideCharString(obj, NULL); + if (*p == NULL) { + return 0; + } + return Py_CLEANUP_SUPPORTED; +#endif /* USE_UNICODE_WCHAR_CACHE */ + } + PyErr_Format(PyExc_TypeError, + "argument must be str or None, not %.50s", + obj->ob_type->tp_name); + return 0; +} + PyObject * PyUnicode_FromOrdinal(int ordinal) { diff --git a/PC/clinic/winreg.c.h b/PC/clinic/winreg.c.h index 5f37fcd..5c97eae 100644 --- a/PC/clinic/winreg.c.h +++ b/PC/clinic/winreg.c.h @@ -152,8 +152,30 @@ winreg_ConnectRegistry(PyObject *module, PyObject *const *args, Py_ssize_t nargs HKEY key; HKEY _return_value; - if (!_PyArg_ParseStack(args, nargs, "ZO&:ConnectRegistry", - &computer_name, clinic_HKEY_converter, &key)) { + if (!_PyArg_CheckPositional("ConnectRegistry", nargs, 2, 2)) { + goto exit; + } + if (args[0] == Py_None) { + computer_name = NULL; + } + else if (PyUnicode_Check(args[0])) { + #if USE_UNICODE_WCHAR_CACHE + _Py_COMP_DIAG_PUSH + _Py_COMP_DIAG_IGNORE_DEPR_DECLS + computer_name = _PyUnicode_AsUnicode(args[0]); + _Py_COMP_DIAG_POP + #else /* USE_UNICODE_WCHAR_CACHE */ + computer_name = PyUnicode_AsWideCharString(args[0], NULL); + #endif /* USE_UNICODE_WCHAR_CACHE */ + if (computer_name == NULL) { + goto exit; + } + } + else { + _PyArg_BadArgument("ConnectRegistry", "argument 1", "str or None", args[0]); + goto exit; + } + if (!clinic_HKEY_converter(args[1], &key)) { goto exit; } _return_value = winreg_ConnectRegistry_impl(module, computer_name, key); @@ -163,6 +185,11 @@ winreg_ConnectRegistry(PyObject *module, PyObject *const *args, Py_ssize_t nargs return_value = PyHKEY_FromHKEY(_return_value); exit: + /* Cleanup for computer_name */ + #if !USE_UNICODE_WCHAR_CACHE + PyMem_Free((void *)computer_name); + #endif /* USE_UNICODE_WCHAR_CACHE */ + return return_value; } @@ -199,8 +226,30 @@ winreg_CreateKey(PyObject *module, PyObject *const *args, Py_ssize_t nargs) const Py_UNICODE *sub_key; HKEY _return_value; - if (!_PyArg_ParseStack(args, nargs, "O&Z:CreateKey", - clinic_HKEY_converter, &key, &sub_key)) { + if (!_PyArg_CheckPositional("CreateKey", nargs, 2, 2)) { + goto exit; + } + if (!clinic_HKEY_converter(args[0], &key)) { + goto exit; + } + if (args[1] == Py_None) { + sub_key = NULL; + } + else if (PyUnicode_Check(args[1])) { + #if USE_UNICODE_WCHAR_CACHE + _Py_COMP_DIAG_PUSH + _Py_COMP_DIAG_IGNORE_DEPR_DECLS + sub_key = _PyUnicode_AsUnicode(args[1]); + _Py_COMP_DIAG_POP + #else /* USE_UNICODE_WCHAR_CACHE */ + sub_key = PyUnicode_AsWideCharString(args[1], NULL); + #endif /* USE_UNICODE_WCHAR_CACHE */ + if (sub_key == NULL) { + goto exit; + } + } + else { + _PyArg_BadArgument("CreateKey", "argument 2", "str or None", args[1]); goto exit; } _return_value = winreg_CreateKey_impl(module, key, sub_key); @@ -210,6 +259,11 @@ winreg_CreateKey(PyObject *module, PyObject *const *args, Py_ssize_t nargs) return_value = PyHKEY_FromHKEY(_return_value); exit: + /* Cleanup for sub_key */ + #if !USE_UNICODE_WCHAR_CACHE + PyMem_Free((void *)sub_key); + #endif /* USE_UNICODE_WCHAR_CACHE */ + return return_value; } @@ -251,7 +305,7 @@ winreg_CreateKeyEx(PyObject *module, PyObject *const *args, Py_ssize_t nargs, Py { PyObject *return_value = NULL; static const char * const _keywords[] = {"key", "sub_key", "reserved", "access", NULL}; - static _PyArg_Parser _parser = {"O&Z|ii:CreateKeyEx", _keywords, 0}; + static _PyArg_Parser _parser = {"O&O&|ii:CreateKeyEx", _keywords, 0}; HKEY key; const Py_UNICODE *sub_key; int reserved = 0; @@ -259,7 +313,7 @@ winreg_CreateKeyEx(PyObject *module, PyObject *const *args, Py_ssize_t nargs, Py HKEY _return_value; if (!_PyArg_ParseStackAndKeywords(args, nargs, kwnames, &_parser, - clinic_HKEY_converter, &key, &sub_key, &reserved, &access)) { + clinic_HKEY_converter, &key, _PyUnicode_WideCharString_Opt_Converter, &sub_key, &reserved, &access)) { goto exit; } _return_value = winreg_CreateKeyEx_impl(module, key, sub_key, reserved, access); @@ -269,6 +323,11 @@ winreg_CreateKeyEx(PyObject *module, PyObject *const *args, Py_ssize_t nargs, Py return_value = PyHKEY_FromHKEY(_return_value); exit: + /* Cleanup for sub_key */ + #if !USE_UNICODE_WCHAR_CACHE + PyMem_Free((void *)sub_key); + #endif /* USE_UNICODE_WCHAR_CACHE */ + return return_value; } @@ -303,13 +362,35 @@ winreg_DeleteKey(PyObject *module, PyObject *const *args, Py_ssize_t nargs) HKEY key; const Py_UNICODE *sub_key; - if (!_PyArg_ParseStack(args, nargs, "O&u:DeleteKey", - clinic_HKEY_converter, &key, &sub_key)) { + if (!_PyArg_CheckPositional("DeleteKey", nargs, 2, 2)) { + goto exit; + } + if (!clinic_HKEY_converter(args[0], &key)) { + goto exit; + } + if (!PyUnicode_Check(args[1])) { + _PyArg_BadArgument("DeleteKey", "argument 2", "str", args[1]); + goto exit; + } + #if USE_UNICODE_WCHAR_CACHE + _Py_COMP_DIAG_PUSH + _Py_COMP_DIAG_IGNORE_DEPR_DECLS + sub_key = _PyUnicode_AsUnicode(args[1]); + _Py_COMP_DIAG_POP + #else /* USE_UNICODE_WCHAR_CACHE */ + sub_key = PyUnicode_AsWideCharString(args[1], NULL); + #endif /* USE_UNICODE_WCHAR_CACHE */ + if (sub_key == NULL) { goto exit; } return_value = winreg_DeleteKey_impl(module, key, sub_key); exit: + /* Cleanup for sub_key */ + #if !USE_UNICODE_WCHAR_CACHE + PyMem_Free((void *)sub_key); + #endif /* USE_UNICODE_WCHAR_CACHE */ + return return_value; } @@ -351,19 +432,24 @@ winreg_DeleteKeyEx(PyObject *module, PyObject *const *args, Py_ssize_t nargs, Py { PyObject *return_value = NULL; static const char * const _keywords[] = {"key", "sub_key", "access", "reserved", NULL}; - static _PyArg_Parser _parser = {"O&u|ii:DeleteKeyEx", _keywords, 0}; + static _PyArg_Parser _parser = {"O&O&|ii:DeleteKeyEx", _keywords, 0}; HKEY key; const Py_UNICODE *sub_key; REGSAM access = KEY_WOW64_64KEY; int reserved = 0; if (!_PyArg_ParseStackAndKeywords(args, nargs, kwnames, &_parser, - clinic_HKEY_converter, &key, &sub_key, &access, &reserved)) { + clinic_HKEY_converter, &key, _PyUnicode_WideCharString_Converter, &sub_key, &access, &reserved)) { goto exit; } return_value = winreg_DeleteKeyEx_impl(module, key, sub_key, access, reserved); exit: + /* Cleanup for sub_key */ + #if !USE_UNICODE_WCHAR_CACHE + PyMem_Free((void *)sub_key); + #endif /* USE_UNICODE_WCHAR_CACHE */ + return return_value; } @@ -391,13 +477,40 @@ winreg_DeleteValue(PyObject *module, PyObject *const *args, Py_ssize_t nargs) HKEY key; const Py_UNICODE *value; - if (!_PyArg_ParseStack(args, nargs, "O&Z:DeleteValue", - clinic_HKEY_converter, &key, &value)) { + if (!_PyArg_CheckPositional("DeleteValue", nargs, 2, 2)) { + goto exit; + } + if (!clinic_HKEY_converter(args[0], &key)) { + goto exit; + } + if (args[1] == Py_None) { + value = NULL; + } + else if (PyUnicode_Check(args[1])) { + #if USE_UNICODE_WCHAR_CACHE + _Py_COMP_DIAG_PUSH + _Py_COMP_DIAG_IGNORE_DEPR_DECLS + value = _PyUnicode_AsUnicode(args[1]); + _Py_COMP_DIAG_POP + #else /* USE_UNICODE_WCHAR_CACHE */ + value = PyUnicode_AsWideCharString(args[1], NULL); + #endif /* USE_UNICODE_WCHAR_CACHE */ + if (value == NULL) { + goto exit; + } + } + else { + _PyArg_BadArgument("DeleteValue", "argument 2", "str or None", args[1]); goto exit; } return_value = winreg_DeleteValue_impl(module, key, value); exit: + /* Cleanup for value */ + #if !USE_UNICODE_WCHAR_CACHE + PyMem_Free((void *)value); + #endif /* USE_UNICODE_WCHAR_CACHE */ + return return_value; } @@ -517,12 +630,29 @@ winreg_ExpandEnvironmentStrings(PyObject *module, PyObject *arg) PyObject *return_value = NULL; const Py_UNICODE *string; - if (!PyArg_Parse(arg, "u:ExpandEnvironmentStrings", &string)) { + if (!PyUnicode_Check(arg)) { + _PyArg_BadArgument("ExpandEnvironmentStrings", "argument", "str", arg); + goto exit; + } + #if USE_UNICODE_WCHAR_CACHE + _Py_COMP_DIAG_PUSH + _Py_COMP_DIAG_IGNORE_DEPR_DECLS + string = _PyUnicode_AsUnicode(arg); + _Py_COMP_DIAG_POP + #else /* USE_UNICODE_WCHAR_CACHE */ + string = PyUnicode_AsWideCharString(arg, NULL); + #endif /* USE_UNICODE_WCHAR_CACHE */ + if (string == NULL) { goto exit; } return_value = winreg_ExpandEnvironmentStrings_impl(module, string); exit: + /* Cleanup for string */ + #if !USE_UNICODE_WCHAR_CACHE + PyMem_Free((void *)string); + #endif /* USE_UNICODE_WCHAR_CACHE */ + return return_value; } @@ -609,13 +739,54 @@ winreg_LoadKey(PyObject *module, PyObject *const *args, Py_ssize_t nargs) const Py_UNICODE *sub_key; const Py_UNICODE *file_name; - if (!_PyArg_ParseStack(args, nargs, "O&uu:LoadKey", - clinic_HKEY_converter, &key, &sub_key, &file_name)) { + if (!_PyArg_CheckPositional("LoadKey", nargs, 3, 3)) { + goto exit; + } + if (!clinic_HKEY_converter(args[0], &key)) { + goto exit; + } + if (!PyUnicode_Check(args[1])) { + _PyArg_BadArgument("LoadKey", "argument 2", "str", args[1]); + goto exit; + } + #if USE_UNICODE_WCHAR_CACHE + _Py_COMP_DIAG_PUSH + _Py_COMP_DIAG_IGNORE_DEPR_DECLS + sub_key = _PyUnicode_AsUnicode(args[1]); + _Py_COMP_DIAG_POP + #else /* USE_UNICODE_WCHAR_CACHE */ + sub_key = PyUnicode_AsWideCharString(args[1], NULL); + #endif /* USE_UNICODE_WCHAR_CACHE */ + if (sub_key == NULL) { + goto exit; + } + if (!PyUnicode_Check(args[2])) { + _PyArg_BadArgument("LoadKey", "argument 3", "str", args[2]); + goto exit; + } + #if USE_UNICODE_WCHAR_CACHE + _Py_COMP_DIAG_PUSH + _Py_COMP_DIAG_IGNORE_DEPR_DECLS + file_name = _PyUnicode_AsUnicode(args[2]); + _Py_COMP_DIAG_POP + #else /* USE_UNICODE_WCHAR_CACHE */ + file_name = PyUnicode_AsWideCharString(args[2], NULL); + #endif /* USE_UNICODE_WCHAR_CACHE */ + if (file_name == NULL) { goto exit; } return_value = winreg_LoadKey_impl(module, key, sub_key, file_name); exit: + /* Cleanup for sub_key */ + #if !USE_UNICODE_WCHAR_CACHE + PyMem_Free((void *)sub_key); + #endif /* USE_UNICODE_WCHAR_CACHE */ + /* Cleanup for file_name */ + #if !USE_UNICODE_WCHAR_CACHE + PyMem_Free((void *)file_name); + #endif /* USE_UNICODE_WCHAR_CACHE */ + return return_value; } @@ -650,7 +821,7 @@ winreg_OpenKey(PyObject *module, PyObject *const *args, Py_ssize_t nargs, PyObje { PyObject *return_value = NULL; static const char * const _keywords[] = {"key", "sub_key", "reserved", "access", NULL}; - static _PyArg_Parser _parser = {"O&Z|ii:OpenKey", _keywords, 0}; + static _PyArg_Parser _parser = {"O&O&|ii:OpenKey", _keywords, 0}; HKEY key; const Py_UNICODE *sub_key; int reserved = 0; @@ -658,7 +829,7 @@ winreg_OpenKey(PyObject *module, PyObject *const *args, Py_ssize_t nargs, PyObje HKEY _return_value; if (!_PyArg_ParseStackAndKeywords(args, nargs, kwnames, &_parser, - clinic_HKEY_converter, &key, &sub_key, &reserved, &access)) { + clinic_HKEY_converter, &key, _PyUnicode_WideCharString_Opt_Converter, &sub_key, &reserved, &access)) { goto exit; } _return_value = winreg_OpenKey_impl(module, key, sub_key, reserved, access); @@ -668,6 +839,11 @@ winreg_OpenKey(PyObject *module, PyObject *const *args, Py_ssize_t nargs, PyObje return_value = PyHKEY_FromHKEY(_return_value); exit: + /* Cleanup for sub_key */ + #if !USE_UNICODE_WCHAR_CACHE + PyMem_Free((void *)sub_key); + #endif /* USE_UNICODE_WCHAR_CACHE */ + return return_value; } @@ -702,7 +878,7 @@ winreg_OpenKeyEx(PyObject *module, PyObject *const *args, Py_ssize_t nargs, PyOb { PyObject *return_value = NULL; static const char * const _keywords[] = {"key", "sub_key", "reserved", "access", NULL}; - static _PyArg_Parser _parser = {"O&Z|ii:OpenKeyEx", _keywords, 0}; + static _PyArg_Parser _parser = {"O&O&|ii:OpenKeyEx", _keywords, 0}; HKEY key; const Py_UNICODE *sub_key; int reserved = 0; @@ -710,7 +886,7 @@ winreg_OpenKeyEx(PyObject *module, PyObject *const *args, Py_ssize_t nargs, PyOb HKEY _return_value; if (!_PyArg_ParseStackAndKeywords(args, nargs, kwnames, &_parser, - clinic_HKEY_converter, &key, &sub_key, &reserved, &access)) { + clinic_HKEY_converter, &key, _PyUnicode_WideCharString_Opt_Converter, &sub_key, &reserved, &access)) { goto exit; } _return_value = winreg_OpenKeyEx_impl(module, key, sub_key, reserved, access); @@ -720,6 +896,11 @@ winreg_OpenKeyEx(PyObject *module, PyObject *const *args, Py_ssize_t nargs, PyOb return_value = PyHKEY_FromHKEY(_return_value); exit: + /* Cleanup for sub_key */ + #if !USE_UNICODE_WCHAR_CACHE + PyMem_Free((void *)sub_key); + #endif /* USE_UNICODE_WCHAR_CACHE */ + return return_value; } @@ -792,13 +973,40 @@ winreg_QueryValue(PyObject *module, PyObject *const *args, Py_ssize_t nargs) HKEY key; const Py_UNICODE *sub_key; - if (!_PyArg_ParseStack(args, nargs, "O&Z:QueryValue", - clinic_HKEY_converter, &key, &sub_key)) { + if (!_PyArg_CheckPositional("QueryValue", nargs, 2, 2)) { + goto exit; + } + if (!clinic_HKEY_converter(args[0], &key)) { + goto exit; + } + if (args[1] == Py_None) { + sub_key = NULL; + } + else if (PyUnicode_Check(args[1])) { + #if USE_UNICODE_WCHAR_CACHE + _Py_COMP_DIAG_PUSH + _Py_COMP_DIAG_IGNORE_DEPR_DECLS + sub_key = _PyUnicode_AsUnicode(args[1]); + _Py_COMP_DIAG_POP + #else /* USE_UNICODE_WCHAR_CACHE */ + sub_key = PyUnicode_AsWideCharString(args[1], NULL); + #endif /* USE_UNICODE_WCHAR_CACHE */ + if (sub_key == NULL) { + goto exit; + } + } + else { + _PyArg_BadArgument("QueryValue", "argument 2", "str or None", args[1]); goto exit; } return_value = winreg_QueryValue_impl(module, key, sub_key); exit: + /* Cleanup for sub_key */ + #if !USE_UNICODE_WCHAR_CACHE + PyMem_Free((void *)sub_key); + #endif /* USE_UNICODE_WCHAR_CACHE */ + return return_value; } @@ -831,13 +1039,40 @@ winreg_QueryValueEx(PyObject *module, PyObject *const *args, Py_ssize_t nargs) HKEY key; const Py_UNICODE *name; - if (!_PyArg_ParseStack(args, nargs, "O&Z:QueryValueEx", - clinic_HKEY_converter, &key, &name)) { + if (!_PyArg_CheckPositional("QueryValueEx", nargs, 2, 2)) { + goto exit; + } + if (!clinic_HKEY_converter(args[0], &key)) { + goto exit; + } + if (args[1] == Py_None) { + name = NULL; + } + else if (PyUnicode_Check(args[1])) { + #if USE_UNICODE_WCHAR_CACHE + _Py_COMP_DIAG_PUSH + _Py_COMP_DIAG_IGNORE_DEPR_DECLS + name = _PyUnicode_AsUnicode(args[1]); + _Py_COMP_DIAG_POP + #else /* USE_UNICODE_WCHAR_CACHE */ + name = PyUnicode_AsWideCharString(args[1], NULL); + #endif /* USE_UNICODE_WCHAR_CACHE */ + if (name == NULL) { + goto exit; + } + } + else { + _PyArg_BadArgument("QueryValueEx", "argument 2", "str or None", args[1]); goto exit; } return_value = winreg_QueryValueEx_impl(module, key, name); exit: + /* Cleanup for name */ + #if !USE_UNICODE_WCHAR_CACHE + PyMem_Free((void *)name); + #endif /* USE_UNICODE_WCHAR_CACHE */ + return return_value; } @@ -875,13 +1110,35 @@ winreg_SaveKey(PyObject *module, PyObject *const *args, Py_ssize_t nargs) HKEY key; const Py_UNICODE *file_name; - if (!_PyArg_ParseStack(args, nargs, "O&u:SaveKey", - clinic_HKEY_converter, &key, &file_name)) { + if (!_PyArg_CheckPositional("SaveKey", nargs, 2, 2)) { + goto exit; + } + if (!clinic_HKEY_converter(args[0], &key)) { + goto exit; + } + if (!PyUnicode_Check(args[1])) { + _PyArg_BadArgument("SaveKey", "argument 2", "str", args[1]); + goto exit; + } + #if USE_UNICODE_WCHAR_CACHE + _Py_COMP_DIAG_PUSH + _Py_COMP_DIAG_IGNORE_DEPR_DECLS + file_name = _PyUnicode_AsUnicode(args[1]); + _Py_COMP_DIAG_POP + #else /* USE_UNICODE_WCHAR_CACHE */ + file_name = PyUnicode_AsWideCharString(args[1], NULL); + #endif /* USE_UNICODE_WCHAR_CACHE */ + if (file_name == NULL) { goto exit; } return_value = winreg_SaveKey_impl(module, key, file_name); exit: + /* Cleanup for file_name */ + #if !USE_UNICODE_WCHAR_CACHE + PyMem_Free((void *)file_name); + #endif /* USE_UNICODE_WCHAR_CACHE */ + return return_value; } @@ -929,13 +1186,18 @@ winreg_SetValue(PyObject *module, PyObject *const *args, Py_ssize_t nargs) const Py_UNICODE *value; Py_ssize_clean_t value_length; - if (!_PyArg_ParseStack(args, nargs, "O&Zku#:SetValue", - clinic_HKEY_converter, &key, &sub_key, &type, &value, &value_length)) { + if (!_PyArg_ParseStack(args, nargs, "O&O&ku#:SetValue", + clinic_HKEY_converter, &key, _PyUnicode_WideCharString_Opt_Converter, &sub_key, &type, &value, &value_length)) { goto exit; } return_value = winreg_SetValue_impl(module, key, sub_key, type, value, value_length); exit: + /* Cleanup for sub_key */ + #if !USE_UNICODE_WCHAR_CACHE + PyMem_Free((void *)sub_key); + #endif /* USE_UNICODE_WCHAR_CACHE */ + return return_value; } @@ -1000,13 +1262,18 @@ winreg_SetValueEx(PyObject *module, PyObject *const *args, Py_ssize_t nargs) DWORD type; PyObject *value; - if (!_PyArg_ParseStack(args, nargs, "O&ZOkO:SetValueEx", - clinic_HKEY_converter, &key, &value_name, &reserved, &type, &value)) { + if (!_PyArg_ParseStack(args, nargs, "O&O&OkO:SetValueEx", + clinic_HKEY_converter, &key, _PyUnicode_WideCharString_Opt_Converter, &value_name, &reserved, &type, &value)) { goto exit; } return_value = winreg_SetValueEx_impl(module, key, value_name, reserved, type, value); exit: + /* Cleanup for value_name */ + #if !USE_UNICODE_WCHAR_CACHE + PyMem_Free((void *)value_name); + #endif /* USE_UNICODE_WCHAR_CACHE */ + return return_value; } @@ -1111,4 +1378,4 @@ winreg_QueryReflectionKey(PyObject *module, PyObject *arg) exit: return return_value; } -/*[clinic end generated code: output=f4f996d40d06f14c input=a9049054013a1b77]*/ +/*[clinic end generated code: output=fa5f21ea6a75d0e9 input=a9049054013a1b77]*/ diff --git a/Tools/clinic/clinic.py b/Tools/clinic/clinic.py index b1bf782..3a9f4c2 100755 --- a/Tools/clinic/clinic.py +++ b/Tools/clinic/clinic.py @@ -3374,20 +3374,81 @@ class unicode_converter(CConverter): displayname=displayname) return super().parse_arg(argname, displayname) +@add_legacy_c_converter('u') @add_legacy_c_converter('u#', zeroes=True) @add_legacy_c_converter('Z', accept={str, NoneType}) @add_legacy_c_converter('Z#', accept={str, NoneType}, zeroes=True) class Py_UNICODE_converter(CConverter): type = 'const Py_UNICODE *' default_type = (str, Null, NoneType) - format_unit = 'u' def converter_init(self, *, accept={str}, zeroes=False): format_unit = 'Z' if accept=={str, NoneType} else 'u' if zeroes: format_unit += '#' self.length = True - self.format_unit = format_unit + self.format_unit = format_unit + else: + self.accept = accept + if accept == {str}: + self.converter = '_PyUnicode_WideCharString_Converter' + elif accept == {str, NoneType}: + self.converter = '_PyUnicode_WideCharString_Opt_Converter' + else: + fail("Py_UNICODE_converter: illegal 'accept' argument " + repr(accept)) + + def cleanup(self): + if not self.length: + return """\ +#if !USE_UNICODE_WCHAR_CACHE +PyMem_Free((void *){name}); +#endif /* USE_UNICODE_WCHAR_CACHE */ +""".format(name=self.name) + + def parse_arg(self, argname, argnum): + if not self.length: + if self.accept == {str}: + return """ + if (!PyUnicode_Check({argname})) {{{{ + _PyArg_BadArgument("{{name}}", {argnum}, "str", {argname}); + goto exit; + }}}} + #if USE_UNICODE_WCHAR_CACHE + _Py_COMP_DIAG_PUSH + _Py_COMP_DIAG_IGNORE_DEPR_DECLS + {paramname} = _PyUnicode_AsUnicode({argname}); + _Py_COMP_DIAG_POP + #else /* USE_UNICODE_WCHAR_CACHE */ + {paramname} = PyUnicode_AsWideCharString({argname}, NULL); + #endif /* USE_UNICODE_WCHAR_CACHE */ + if ({paramname} == NULL) {{{{ + goto exit; + }}}} + """.format(argname=argname, paramname=self.name, argnum=argnum) + elif self.accept == {str, NoneType}: + return """ + if ({argname} == Py_None) {{{{ + {paramname} = NULL; + }}}} + else if (PyUnicode_Check({argname})) {{{{ + #if USE_UNICODE_WCHAR_CACHE + _Py_COMP_DIAG_PUSH + _Py_COMP_DIAG_IGNORE_DEPR_DECLS + {paramname} = _PyUnicode_AsUnicode({argname}); + _Py_COMP_DIAG_POP + #else /* USE_UNICODE_WCHAR_CACHE */ + {paramname} = PyUnicode_AsWideCharString({argname}, NULL); + #endif /* USE_UNICODE_WCHAR_CACHE */ + if ({paramname} == NULL) {{{{ + goto exit; + }}}} + }}}} + else {{{{ + _PyArg_BadArgument("{{name}}", {argnum}, "str or None", {argname}); + goto exit; + }}}} + """.format(argname=argname, paramname=self.name, argnum=argnum) + return super().parse_arg(argname, argnum) @add_legacy_c_converter('s*', accept={str, buffer}) @add_legacy_c_converter('z*', accept={str, buffer, NoneType}) -- cgit v0.12