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BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
FILE_TIME_to_time_t_nsec
static void FILE_TIME_to_time_t_nsec(FILETIME *in_ptr, time_t *time_out, int* nsec_out) { /* XXX endianness. Shouldn't matter, as all Windows implementations are little-endian */ /* Cannot simply cast and dereference in_ptr, since it might not be aligned properly */ __int64 in; memcpy(&in, in_ptr, sizeof(in)); *nsec_out = (int)(in % 10000000) * 100; /* FILETIME is in units of 100 nsec. */ *time_out = Py_SAFE_DOWNCAST((in / 10000000) - secs_between_epochs, __int64, time_t); }
/* Seconds between 1.1.1601 and 1.1.1970 */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/posixmodule.c#L1007-L1017
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
cmp_constdefs
static int cmp_constdefs(const void *v1, const void *v2) { const struct constdef *c1 = (const struct constdef *) v1; const struct constdef *c2 = (const struct constdef *) v2; return strcmp(c1->name, c2->name); }
/* This code is used to ensure that the tables of configuration value names * are in sorted order as required by conv_confname(), and also to build the * the exported dictionaries that are used to publish information about the * names available on the host platform. * * Sorting the table at runtime ensures that the table is properly ordered * when used, even for platforms we're not able to test on. It also makes * it easier to add additional entries to the tables. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/posixmodule.c#L8516-L8525
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
setup_confname_tables
static int setup_confname_tables(PyObject *module) { #if defined(HAVE_FPATHCONF) || defined(HAVE_PATHCONF) if (setup_confname_table(posix_constants_pathconf, sizeof(posix_constants_pathconf) / sizeof(struct constdef), "pathconf_names", module)) return -1; #endif #ifdef HAVE_CONFSTR if (setup_confname_table(posix_constants_confstr, sizeof(posix_constants_confstr) / sizeof(struct constdef), "confstr_names", module)) return -1; #endif #ifdef HAVE_SYSCONF if (setup_confname_table(posix_constants_sysconf, sizeof(posix_constants_sysconf) / sizeof(struct constdef), "sysconf_names", module)) return -1; #endif return 0; }
/* Return -1 on failure, 0 on success. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/posixmodule.c#L8552-L8577
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
insertvalues
static int insertvalues(PyObject *module) { APIRET rc; ULONG values[QSV_MAX+1]; PyObject *v; char *ver, tmp[50]; Py_BEGIN_ALLOW_THREADS rc = DosQuerySysInfo(1L, QSV_MAX, &values[1], sizeof(ULONG) * QSV_MAX); Py_END_ALLOW_THREADS if (rc != NO_ERROR) { os2_error(rc); return -1; } if (ins(module, "meminstalled", values[QSV_TOTPHYSMEM])) return -1; if (ins(module, "memkernel", values[QSV_TOTRESMEM])) return -1; if (ins(module, "memvirtual", values[QSV_TOTAVAILMEM])) return -1; if (ins(module, "maxpathlen", values[QSV_MAX_PATH_LENGTH])) return -1; if (ins(module, "maxnamelen", values[QSV_MAX_COMP_LENGTH])) return -1; if (ins(module, "revision", values[QSV_VERSION_REVISION])) return -1; if (ins(module, "timeslice", values[QSV_MIN_SLICE])) return -1; switch (values[QSV_VERSION_MINOR]) { case 0: ver = "2.00"; break; case 10: ver = "2.10"; break; case 11: ver = "2.11"; break; case 30: ver = "3.00"; break; case 40: ver = "4.00"; break; case 50: ver = "5.00"; break; default: PyOS_snprintf(tmp, sizeof(tmp), "%d-%d", values[QSV_VERSION_MAJOR], values[QSV_VERSION_MINOR]); ver = &tmp[0]; } /* Add Indicator of the Version of the Operating System */ if (PyModule_AddStringConstant(module, "version", tmp) < 0) return -1; /* Add Indicator of Which Drive was Used to Boot the System */ tmp[0] = 'A' + values[QSV_BOOT_DRIVE] - 1; tmp[1] = ':'; tmp[2] = '\0'; return PyModule_AddStringConstant(module, "bootdrive", tmp); }
/* Insert Platform-Specific Constant Values (Strings & Numbers) of Common Use */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/posixmodule.c#L9130-L9178
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
set_error_attr
static int set_error_attr(PyObject *err, char *name, int value) { PyObject *v = PyInt_FromLong(value); if (v == NULL || PyObject_SetAttrString(err, name, v) == -1) { Py_XDECREF(v); return 0; } Py_DECREF(v); return 1; }
/* Set an integer attribute on the error object; return true on success, * false on an exception. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/pyexpat.c#L104-L115
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
error_external_entity_ref_handler
static int error_external_entity_ref_handler(XML_Parser parser, const XML_Char *context, const XML_Char *base, const XML_Char *systemId, const XML_Char *publicId) { return 0; }
/* This handler is used when an error has been detected, in the hope that actual parsing can be terminated early. This will only help if an external entity reference is encountered. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/pyexpat.c#L231-L239
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
noop_character_data_handler
static void noop_character_data_handler(void *userData, const XML_Char *data, int len) { /* Do nothing. */ }
/* Dummy character data handler used when an error (exception) has been detected, and the actual parsing can be terminated early. This is needed since character data handler can't be safely removed from within the character data handler, but can be replaced. It is used only from the character data handler trampoline, and must be used right after `flag_error()` is called. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/pyexpat.c#L247-L251
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
call_character_handler
static int call_character_handler(xmlparseobject *self, const XML_Char *buffer, int len) { PyObject *args; PyObject *temp; if (!have_handler(self, CharacterData)) return -1; args = PyTuple_New(1); if (args == NULL) return -1; #ifdef Py_USING_UNICODE temp = (self->returns_unicode ? conv_string_len_to_unicode(buffer, len) : conv_string_len_to_utf8(buffer, len)); #else temp = conv_string_len_to_utf8(buffer, len); #endif if (temp == NULL) { Py_DECREF(args); flag_error(self); XML_SetCharacterDataHandler(self->itself, noop_character_data_handler); return -1; } PyTuple_SET_ITEM(args, 0, temp); /* temp is now a borrowed reference; consider it unused. */ self->in_callback = 1; temp = call_with_frame(getcode(CharacterData, "CharacterData", __LINE__), self->handlers[CharacterData], args, self); /* temp is an owned reference again, or NULL */ self->in_callback = 0; Py_DECREF(args); if (temp == NULL) { flag_error(self); XML_SetCharacterDataHandler(self->itself, noop_character_data_handler); return -1; } Py_DECREF(temp); return 0; }
/* Return 0 on success, -1 on exception. * flag_error() will be called before return if needed. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/pyexpat.c#L412-L454
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
MODULE_INITFUNC
PyMODINIT_FUNC MODULE_INITFUNC(void) { PyObject *m, *d; PyObject *errmod_name = PyString_FromString(MODULE_NAME ".errors"); PyObject *errors_module; PyObject *modelmod_name; PyObject *model_module; PyObject *sys_modules; PyObject *version; static struct PyExpat_CAPI capi; PyObject* capi_object; if (errmod_name == NULL) return; modelmod_name = PyString_FromString(MODULE_NAME ".model"); if (modelmod_name == NULL) return; Py_TYPE(&Xmlparsetype) = &PyType_Type; /* Create the module and add the functions */ m = Py_InitModule3(MODULE_NAME, pyexpat_methods, pyexpat_module_documentation); if (m == NULL) return; /* Add some symbolic constants to the module */ if (ErrorObject == NULL) { ErrorObject = PyErr_NewException("xml.parsers.expat.ExpatError", NULL, NULL); if (ErrorObject == NULL) return; } Py_INCREF(ErrorObject); PyModule_AddObject(m, "error", ErrorObject); Py_INCREF(ErrorObject); PyModule_AddObject(m, "ExpatError", ErrorObject); Py_INCREF(&Xmlparsetype); PyModule_AddObject(m, "XMLParserType", (PyObject *) &Xmlparsetype); version = PyString_FromString(PY_VERSION); if (!version) return; PyModule_AddObject(m, "__version__", version); PyModule_AddStringConstant(m, "EXPAT_VERSION", (char *) XML_ExpatVersion()); { XML_Expat_Version info = XML_ExpatVersionInfo(); PyModule_AddObject(m, "version_info", Py_BuildValue("(iii)", info.major, info.minor, info.micro)); } #ifdef Py_USING_UNICODE init_template_buffer(); #endif /* XXX When Expat supports some way of figuring out how it was compiled, this should check and set native_encoding appropriately. */ PyModule_AddStringConstant(m, "native_encoding", "UTF-8"); sys_modules = PySys_GetObject("modules"); d = PyModule_GetDict(m); errors_module = PyDict_GetItem(d, errmod_name); if (errors_module == NULL) { errors_module = PyModule_New(MODULE_NAME ".errors"); if (errors_module != NULL) { PyDict_SetItem(sys_modules, errmod_name, errors_module); /* gives away the reference to errors_module */ PyModule_AddObject(m, "errors", errors_module); } } Py_DECREF(errmod_name); model_module = PyDict_GetItem(d, modelmod_name); if (model_module == NULL) { model_module = PyModule_New(MODULE_NAME ".model"); if (model_module != NULL) { PyDict_SetItem(sys_modules, modelmod_name, model_module); /* gives away the reference to model_module */ PyModule_AddObject(m, "model", model_module); } } Py_DECREF(modelmod_name); if (errors_module == NULL || model_module == NULL) /* Don't core dump later! */ return; #if XML_COMBINED_VERSION > 19505 { const XML_Feature *features = XML_GetFeatureList(); PyObject *list = PyList_New(0); if (list == NULL) /* just ignore it */ PyErr_Clear(); else { int i = 0; for (; features[i].feature != XML_FEATURE_END; ++i) { int ok; PyObject *item = Py_BuildValue("si", features[i].name, features[i].value); if (item == NULL) { Py_DECREF(list); list = NULL; break; } ok = PyList_Append(list, item); Py_DECREF(item); if (ok < 0) { PyErr_Clear(); break; } } if (list != NULL) PyModule_AddObject(m, "features", list); } } #endif #define MYCONST(name) \ PyModule_AddStringConstant(errors_module, #name, \ (char*)XML_ErrorString(name)) MYCONST(XML_ERROR_NO_MEMORY); MYCONST(XML_ERROR_SYNTAX); MYCONST(XML_ERROR_NO_ELEMENTS); MYCONST(XML_ERROR_INVALID_TOKEN); MYCONST(XML_ERROR_UNCLOSED_TOKEN); MYCONST(XML_ERROR_PARTIAL_CHAR); MYCONST(XML_ERROR_TAG_MISMATCH); MYCONST(XML_ERROR_DUPLICATE_ATTRIBUTE); MYCONST(XML_ERROR_JUNK_AFTER_DOC_ELEMENT); MYCONST(XML_ERROR_PARAM_ENTITY_REF); MYCONST(XML_ERROR_UNDEFINED_ENTITY); MYCONST(XML_ERROR_RECURSIVE_ENTITY_REF); MYCONST(XML_ERROR_ASYNC_ENTITY); MYCONST(XML_ERROR_BAD_CHAR_REF); MYCONST(XML_ERROR_BINARY_ENTITY_REF); MYCONST(XML_ERROR_ATTRIBUTE_EXTERNAL_ENTITY_REF); MYCONST(XML_ERROR_MISPLACED_XML_PI); MYCONST(XML_ERROR_UNKNOWN_ENCODING); MYCONST(XML_ERROR_INCORRECT_ENCODING); MYCONST(XML_ERROR_UNCLOSED_CDATA_SECTION); MYCONST(XML_ERROR_EXTERNAL_ENTITY_HANDLING); MYCONST(XML_ERROR_NOT_STANDALONE); MYCONST(XML_ERROR_UNEXPECTED_STATE); MYCONST(XML_ERROR_ENTITY_DECLARED_IN_PE); MYCONST(XML_ERROR_FEATURE_REQUIRES_XML_DTD); MYCONST(XML_ERROR_CANT_CHANGE_FEATURE_ONCE_PARSING); /* Added in Expat 1.95.7. */ MYCONST(XML_ERROR_UNBOUND_PREFIX); /* Added in Expat 1.95.8. */ MYCONST(XML_ERROR_UNDECLARING_PREFIX); MYCONST(XML_ERROR_INCOMPLETE_PE); MYCONST(XML_ERROR_XML_DECL); MYCONST(XML_ERROR_TEXT_DECL); MYCONST(XML_ERROR_PUBLICID); MYCONST(XML_ERROR_SUSPENDED); MYCONST(XML_ERROR_NOT_SUSPENDED); MYCONST(XML_ERROR_ABORTED); MYCONST(XML_ERROR_FINISHED); MYCONST(XML_ERROR_SUSPEND_PE); PyModule_AddStringConstant(errors_module, "__doc__", "Constants used to describe error conditions."); #undef MYCONST #define MYCONST(c) PyModule_AddIntConstant(m, #c, c) MYCONST(XML_PARAM_ENTITY_PARSING_NEVER); MYCONST(XML_PARAM_ENTITY_PARSING_UNLESS_STANDALONE); MYCONST(XML_PARAM_ENTITY_PARSING_ALWAYS); #undef MYCONST #define MYCONST(c) PyModule_AddIntConstant(model_module, #c, c) PyModule_AddStringConstant(model_module, "__doc__", "Constants used to interpret content model information."); MYCONST(XML_CTYPE_EMPTY); MYCONST(XML_CTYPE_ANY); MYCONST(XML_CTYPE_MIXED); MYCONST(XML_CTYPE_NAME); MYCONST(XML_CTYPE_CHOICE); MYCONST(XML_CTYPE_SEQ); MYCONST(XML_CQUANT_NONE); MYCONST(XML_CQUANT_OPT); MYCONST(XML_CQUANT_REP); MYCONST(XML_CQUANT_PLUS); #undef MYCONST /* initialize pyexpat dispatch table */ capi.size = sizeof(capi); capi.magic = PyExpat_CAPI_MAGIC; capi.MAJOR_VERSION = XML_MAJOR_VERSION; capi.MINOR_VERSION = XML_MINOR_VERSION; capi.MICRO_VERSION = XML_MICRO_VERSION; capi.ErrorString = XML_ErrorString; capi.GetErrorCode = XML_GetErrorCode; capi.GetErrorColumnNumber = XML_GetErrorColumnNumber; capi.GetErrorLineNumber = XML_GetErrorLineNumber; capi.Parse = XML_Parse; capi.ParserCreate_MM = XML_ParserCreate_MM; capi.ParserFree = XML_ParserFree; capi.SetCharacterDataHandler = XML_SetCharacterDataHandler; capi.SetCommentHandler = XML_SetCommentHandler; capi.SetDefaultHandlerExpand = XML_SetDefaultHandlerExpand; capi.SetElementHandler = XML_SetElementHandler; capi.SetNamespaceDeclHandler = XML_SetNamespaceDeclHandler; capi.SetProcessingInstructionHandler = XML_SetProcessingInstructionHandler; capi.SetUnknownEncodingHandler = XML_SetUnknownEncodingHandler; capi.SetUserData = XML_SetUserData; /* export using capsule */ capi_object = PyCapsule_New(&capi, PyExpat_CAPSULE_NAME, NULL); if (capi_object) PyModule_AddObject(m, "expat_CAPI", capi_object); }
/* avoid compiler warnings */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/pyexpat.c#L1835-L2052
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
_py_free_history_entry
static void _py_free_history_entry(HIST_ENTRY *entry) { histdata_t data = free_history_entry(entry); free(data); }
/* Readline version >= 5.0 introduced a timestamp field into the history entry structure; this needs to be freed to avoid a memory leak. This version of readline also introduced the handy 'free_history_entry' function, which takes care of the timestamp. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/readline.c#L381-L386
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
_py_free_history_entry
static void _py_free_history_entry(HIST_ENTRY *entry) { if (entry->line) free((void *)entry->line); if (entry->data) free(entry->data); free(entry); }
/* No free_history_entry function; free everything manually. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/readline.c#L392-L400
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
_py_get_history_length
static int _py_get_history_length(void) { HISTORY_STATE *hist_st = history_get_history_state(); int length = hist_st->length; /* the history docs don't say so, but the address of hist_st changes each time history_get_history_state is called which makes me think it's freshly malloc'd memory... on the other hand, the address of the last line stays the same as long as history isn't extended, so it appears to be malloc'd but managed by the history package... */ free(hist_st); return length; }
/* Private function to get current length of history. XXX It may be * possible to replace this with a direct use of history_length instead, * but it's not clear whether BSD's libedit keeps history_length up to date. * See issue #8065.*/
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/readline.c#L533-L545
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
on_hook
static int on_hook(PyObject *func) { int result = 0; if (func != NULL) { PyObject *r; #ifdef WITH_THREAD PyGILState_STATE gilstate = PyGILState_Ensure(); #endif r = PyObject_CallFunction(func, NULL); if (r == NULL) goto error; if (r == Py_None) result = 0; else { result = PyInt_AsLong(r); if (result == -1 && PyErr_Occurred()) goto error; } Py_DECREF(r); goto done; error: PyErr_Clear(); Py_XDECREF(r); done: #ifdef WITH_THREAD PyGILState_Release(gilstate); #endif return result; } return result; }
/* C function to call the Python hooks. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/readline.c#L718-L749
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
onintr
static void onintr(int sig) { longjmp(jbuf, 1); }
/* ARGSUSED */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/readline.c#L1032-L1036
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
initresource
PyMODINIT_FUNC initresource(void) { PyObject *m, *v; /* Create the module and add the functions */ m = Py_InitModule("resource", resource_methods); if (m == NULL) return; /* Add some symbolic constants to the module */ if (ResourceError == NULL) { ResourceError = PyErr_NewException("resource.error", NULL, NULL); } Py_INCREF(ResourceError); PyModule_AddObject(m, "error", ResourceError); if (!initialized) PyStructSequence_InitType(&StructRUsageType, &struct_rusage_desc); Py_INCREF(&StructRUsageType); PyModule_AddObject(m, "struct_rusage", (PyObject*) &StructRUsageType); /* insert constants */ #ifdef RLIMIT_CPU PyModule_AddIntConstant(m, "RLIMIT_CPU", RLIMIT_CPU); #endif #ifdef RLIMIT_FSIZE PyModule_AddIntConstant(m, "RLIMIT_FSIZE", RLIMIT_FSIZE); #endif #ifdef RLIMIT_DATA PyModule_AddIntConstant(m, "RLIMIT_DATA", RLIMIT_DATA); #endif #ifdef RLIMIT_STACK PyModule_AddIntConstant(m, "RLIMIT_STACK", RLIMIT_STACK); #endif #ifdef RLIMIT_CORE PyModule_AddIntConstant(m, "RLIMIT_CORE", RLIMIT_CORE); #endif #ifdef RLIMIT_NOFILE PyModule_AddIntConstant(m, "RLIMIT_NOFILE", RLIMIT_NOFILE); #endif #ifdef RLIMIT_OFILE PyModule_AddIntConstant(m, "RLIMIT_OFILE", RLIMIT_OFILE); #endif #ifdef RLIMIT_VMEM PyModule_AddIntConstant(m, "RLIMIT_VMEM", RLIMIT_VMEM); #endif #ifdef RLIMIT_AS PyModule_AddIntConstant(m, "RLIMIT_AS", RLIMIT_AS); #endif #ifdef RLIMIT_RSS PyModule_AddIntConstant(m, "RLIMIT_RSS", RLIMIT_RSS); #endif #ifdef RLIMIT_NPROC PyModule_AddIntConstant(m, "RLIMIT_NPROC", RLIMIT_NPROC); #endif #ifdef RLIMIT_MEMLOCK PyModule_AddIntConstant(m, "RLIMIT_MEMLOCK", RLIMIT_MEMLOCK); #endif #ifdef RLIMIT_SBSIZE PyModule_AddIntConstant(m, "RLIMIT_SBSIZE", RLIMIT_SBSIZE); #endif #ifdef RUSAGE_SELF PyModule_AddIntConstant(m, "RUSAGE_SELF", RUSAGE_SELF); #endif #ifdef RUSAGE_CHILDREN PyModule_AddIntConstant(m, "RUSAGE_CHILDREN", RUSAGE_CHILDREN); #endif #ifdef RUSAGE_BOTH PyModule_AddIntConstant(m, "RUSAGE_BOTH", RUSAGE_BOTH); #endif #if defined(HAVE_LONG_LONG) if (sizeof(RLIM_INFINITY) > sizeof(long)) { v = PyLong_FromLongLong((PY_LONG_LONG) RLIM_INFINITY); } else #endif { v = PyInt_FromLong((long) RLIM_INFINITY); } if (v) { PyModule_AddObject(m, "RLIM_INFINITY", v); } initialized = 1; }
/* Module initialization */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/resource.c#L245-L346
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
RotatingTree_Add
void RotatingTree_Add(rotating_node_t **root, rotating_node_t *node) { while (*root != NULL) { if (KEY_LOWER_THAN(node->key, (*root)->key)) root = &((*root)->left); else root = &((*root)->right); } node->left = NULL; node->right = NULL; *root = node; }
/* Insert a new node into the tree. (*root) is modified to point to the new root. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/rotatingtree.c#L30-L42
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
RotatingTree_Enum
int RotatingTree_Enum(rotating_node_t *root, rotating_tree_enum_fn enumfn, void *arg) { int result; rotating_node_t *node; while (root != NULL) { result = RotatingTree_Enum(root->left, enumfn, arg); if (result != 0) return result; node = root->right; result = enumfn(root, arg); if (result != 0) return result; root = node; } return 0; }
/* Enumerate all nodes in the tree. The callback enumfn() should return zero to continue the enumeration, or non-zero to interrupt it. A non-zero value is directly returned by RotatingTree_Enum(). */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/rotatingtree.c#L106-L121
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
seq2set
static int seq2set(PyObject *seq, fd_set *set, pylist fd2obj[FD_SETSIZE + 1]) { int i; int max = -1; int index = 0; PyObject* fast_seq = NULL; PyObject* o = NULL; fd2obj[0].obj = (PyObject*)0; /* set list to zero size */ FD_ZERO(set); fast_seq = PySequence_Fast(seq, "arguments 1-3 must be sequences"); if (!fast_seq) return -1; for (i = 0; i < PySequence_Fast_GET_SIZE(fast_seq); i++) { SOCKET v; /* any intervening fileno() calls could decr this refcnt */ if (!(o = PySequence_Fast_GET_ITEM(fast_seq, i))) return -1; Py_INCREF(o); v = PyObject_AsFileDescriptor( o ); if (v == -1) goto finally; #if defined(_MSC_VER) max = 0; /* not used for Win32 */ #else /* !_MSC_VER */ if (!_PyIsSelectable_fd(v)) { PyErr_SetString(PyExc_ValueError, "filedescriptor out of range in select()"); goto finally; } if (v > max) max = v; #endif /* _MSC_VER */ FD_SET(v, set); /* add object and its file descriptor to the list */ if (index >= FD_SETSIZE) { PyErr_SetString(PyExc_ValueError, "too many file descriptors in select()"); goto finally; } fd2obj[index].obj = o; fd2obj[index].fd = v; fd2obj[index].sentinel = 0; fd2obj[++index].sentinel = -1; } Py_DECREF(fast_seq); return max+1; finally: Py_XDECREF(o); Py_DECREF(fast_seq); return -1; }
/* returns -1 and sets the Python exception if an error occurred, otherwise returns a number >= 0 */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/selectmodule.c#L83-L141
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
update_ufd_array
static int update_ufd_array(pollObject *self) { Py_ssize_t i, pos; PyObject *key, *value; struct pollfd *old_ufds = self->ufds; self->ufd_len = PyDict_Size(self->dict); PyMem_RESIZE(self->ufds, struct pollfd, self->ufd_len); if (self->ufds == NULL) { self->ufds = old_ufds; PyErr_NoMemory(); return 0; } i = pos = 0; while (PyDict_Next(self->dict, &pos, &key, &value)) { assert(i < self->ufd_len); /* Never overflow */ self->ufds[i].fd = (int)PyInt_AsLong(key); self->ufds[i].events = (short)(unsigned short)PyInt_AsLong(value); i++; } assert(i == self->ufd_len); self->ufd_uptodate = 1; return 1; }
/* Update the malloc'ed array of pollfds to match the dictionary contained within a pollObject. Return 1 on success, 0 on an error. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/selectmodule.c#L329-L355
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
select_have_broken_poll
static int select_have_broken_poll(void) { int poll_test; int filedes[2]; struct pollfd poll_struct = { 0, POLLIN|POLLPRI|POLLOUT, 0 }; /* Create a file descriptor to make invalid */ if (pipe(filedes) < 0) { return 1; } poll_struct.fd = filedes[0]; close(filedes[0]); close(filedes[1]); poll_test = poll(&poll_struct, 1, 0); if (poll_test < 0) { return 1; } else if (poll_test == 0 && poll_struct.revents != POLLNVAL) { return 1; } return 0; }
/* * On some systems poll() sets errno on invalid file descriptors. We test * for this at runtime because this bug may be fixed or introduced between * OS releases. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/selectmodule.c#L690-L711
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
longReverse
static void longReverse(SHA_INT32 *buffer, int byteCount, int Endianness) { SHA_INT32 value; if ( Endianness == PCT_BIG_ENDIAN ) return; byteCount /= sizeof(*buffer); while (byteCount--) { value = *buffer; value = ( ( value & 0xFF00FF00L ) >> 8 ) | \ ( ( value & 0x00FF00FFL ) << 8 ); *buffer++ = ( value << 16 ) | ( value >> 16 ); } }
/* When run on a little-endian CPU we need to perform byte reversal on an array of longwords. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/sha256module.c#L60-L74
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
sha_init
static void sha_init(SHAobject *sha_info) { TestEndianness(sha_info->Endianness) sha_info->digest[0] = 0x6A09E667L; sha_info->digest[1] = 0xBB67AE85L; sha_info->digest[2] = 0x3C6EF372L; sha_info->digest[3] = 0xA54FF53AL; sha_info->digest[4] = 0x510E527FL; sha_info->digest[5] = 0x9B05688CL; sha_info->digest[6] = 0x1F83D9ABL; sha_info->digest[7] = 0x5BE0CD19L; sha_info->count_lo = 0L; sha_info->count_hi = 0L; sha_info->local = 0; sha_info->digestsize = 32; }
/* initialize the SHA digest */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/sha256module.c#L227-L243
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
sha_update
static void sha_update(SHAobject *sha_info, SHA_BYTE *buffer, int count) { int i; SHA_INT32 clo; clo = sha_info->count_lo + ((SHA_INT32) count << 3); if (clo < sha_info->count_lo) { ++sha_info->count_hi; } sha_info->count_lo = clo; sha_info->count_hi += (SHA_INT32) count >> 29; if (sha_info->local) { i = SHA_BLOCKSIZE - sha_info->local; if (i > count) { i = count; } memcpy(((SHA_BYTE *) sha_info->data) + sha_info->local, buffer, i); count -= i; buffer += i; sha_info->local += i; if (sha_info->local == SHA_BLOCKSIZE) { sha_transform(sha_info); } else { return; } } while (count >= SHA_BLOCKSIZE) { memcpy(sha_info->data, buffer, SHA_BLOCKSIZE); buffer += SHA_BLOCKSIZE; count -= SHA_BLOCKSIZE; sha_transform(sha_info); } memcpy(sha_info->data, buffer, count); sha_info->local = count; }
/* update the SHA digest */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/sha256module.c#L266-L302
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
sha_final
static void sha_final(unsigned char digest[SHA_DIGESTSIZE], SHAobject *sha_info) { int count; SHA_INT32 lo_bit_count, hi_bit_count; lo_bit_count = sha_info->count_lo; hi_bit_count = sha_info->count_hi; count = (int) ((lo_bit_count >> 3) & 0x3f); ((SHA_BYTE *) sha_info->data)[count++] = 0x80; if (count > SHA_BLOCKSIZE - 8) { memset(((SHA_BYTE *) sha_info->data) + count, 0, SHA_BLOCKSIZE - count); sha_transform(sha_info); memset((SHA_BYTE *) sha_info->data, 0, SHA_BLOCKSIZE - 8); } else { memset(((SHA_BYTE *) sha_info->data) + count, 0, SHA_BLOCKSIZE - 8 - count); } /* GJS: note that we add the hi/lo in big-endian. sha_transform will swap these values into host-order. */ sha_info->data[56] = (hi_bit_count >> 24) & 0xff; sha_info->data[57] = (hi_bit_count >> 16) & 0xff; sha_info->data[58] = (hi_bit_count >> 8) & 0xff; sha_info->data[59] = (hi_bit_count >> 0) & 0xff; sha_info->data[60] = (lo_bit_count >> 24) & 0xff; sha_info->data[61] = (lo_bit_count >> 16) & 0xff; sha_info->data[62] = (lo_bit_count >> 8) & 0xff; sha_info->data[63] = (lo_bit_count >> 0) & 0xff; sha_transform(sha_info); digest[ 0] = (unsigned char) ((sha_info->digest[0] >> 24) & 0xff); digest[ 1] = (unsigned char) ((sha_info->digest[0] >> 16) & 0xff); digest[ 2] = (unsigned char) ((sha_info->digest[0] >> 8) & 0xff); digest[ 3] = (unsigned char) ((sha_info->digest[0] ) & 0xff); digest[ 4] = (unsigned char) ((sha_info->digest[1] >> 24) & 0xff); digest[ 5] = (unsigned char) ((sha_info->digest[1] >> 16) & 0xff); digest[ 6] = (unsigned char) ((sha_info->digest[1] >> 8) & 0xff); digest[ 7] = (unsigned char) ((sha_info->digest[1] ) & 0xff); digest[ 8] = (unsigned char) ((sha_info->digest[2] >> 24) & 0xff); digest[ 9] = (unsigned char) ((sha_info->digest[2] >> 16) & 0xff); digest[10] = (unsigned char) ((sha_info->digest[2] >> 8) & 0xff); digest[11] = (unsigned char) ((sha_info->digest[2] ) & 0xff); digest[12] = (unsigned char) ((sha_info->digest[3] >> 24) & 0xff); digest[13] = (unsigned char) ((sha_info->digest[3] >> 16) & 0xff); digest[14] = (unsigned char) ((sha_info->digest[3] >> 8) & 0xff); digest[15] = (unsigned char) ((sha_info->digest[3] ) & 0xff); digest[16] = (unsigned char) ((sha_info->digest[4] >> 24) & 0xff); digest[17] = (unsigned char) ((sha_info->digest[4] >> 16) & 0xff); digest[18] = (unsigned char) ((sha_info->digest[4] >> 8) & 0xff); digest[19] = (unsigned char) ((sha_info->digest[4] ) & 0xff); digest[20] = (unsigned char) ((sha_info->digest[5] >> 24) & 0xff); digest[21] = (unsigned char) ((sha_info->digest[5] >> 16) & 0xff); digest[22] = (unsigned char) ((sha_info->digest[5] >> 8) & 0xff); digest[23] = (unsigned char) ((sha_info->digest[5] ) & 0xff); digest[24] = (unsigned char) ((sha_info->digest[6] >> 24) & 0xff); digest[25] = (unsigned char) ((sha_info->digest[6] >> 16) & 0xff); digest[26] = (unsigned char) ((sha_info->digest[6] >> 8) & 0xff); digest[27] = (unsigned char) ((sha_info->digest[6] ) & 0xff); digest[28] = (unsigned char) ((sha_info->digest[7] >> 24) & 0xff); digest[29] = (unsigned char) ((sha_info->digest[7] >> 16) & 0xff); digest[30] = (unsigned char) ((sha_info->digest[7] >> 8) & 0xff); digest[31] = (unsigned char) ((sha_info->digest[7] ) & 0xff); }
/* finish computing the SHA digest */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/sha256module.c#L306-L370
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
SHA_dealloc
static void SHA_dealloc(PyObject *ptr) { PyObject_Del(ptr); }
/* Internal methods for a hash object */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/sha256module.c#L396-L400
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
longReverse
static void longReverse(SHA_INT64 *buffer, int byteCount, int Endianness) { SHA_INT64 value; if ( Endianness == PCT_BIG_ENDIAN ) return; byteCount /= sizeof(*buffer); while (byteCount--) { value = *buffer; ((unsigned char*)buffer)[0] = (unsigned char)(value >> 56) & 0xff; ((unsigned char*)buffer)[1] = (unsigned char)(value >> 48) & 0xff; ((unsigned char*)buffer)[2] = (unsigned char)(value >> 40) & 0xff; ((unsigned char*)buffer)[3] = (unsigned char)(value >> 32) & 0xff; ((unsigned char*)buffer)[4] = (unsigned char)(value >> 24) & 0xff; ((unsigned char*)buffer)[5] = (unsigned char)(value >> 16) & 0xff; ((unsigned char*)buffer)[6] = (unsigned char)(value >> 8) & 0xff; ((unsigned char*)buffer)[7] = (unsigned char)(value ) & 0xff; buffer++; } }
/* When run on a little-endian CPU we need to perform byte reversal on an array of longwords. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/sha512module.c#L62-L84
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
sha512_init
static void sha512_init(SHAobject *sha_info) { TestEndianness(sha_info->Endianness) sha_info->digest[0] = Py_ULL(0x6a09e667f3bcc908); sha_info->digest[1] = Py_ULL(0xbb67ae8584caa73b); sha_info->digest[2] = Py_ULL(0x3c6ef372fe94f82b); sha_info->digest[3] = Py_ULL(0xa54ff53a5f1d36f1); sha_info->digest[4] = Py_ULL(0x510e527fade682d1); sha_info->digest[5] = Py_ULL(0x9b05688c2b3e6c1f); sha_info->digest[6] = Py_ULL(0x1f83d9abfb41bd6b); sha_info->digest[7] = Py_ULL(0x5be0cd19137e2179); sha_info->count_lo = 0L; sha_info->count_hi = 0L; sha_info->local = 0; sha_info->digestsize = 64; }
/* initialize the SHA digest */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/sha512module.c#L253-L269
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
sha512_update
static void sha512_update(SHAobject *sha_info, SHA_BYTE *buffer, int count) { int i; SHA_INT32 clo; clo = sha_info->count_lo + ((SHA_INT32) count << 3); if (clo < sha_info->count_lo) { ++sha_info->count_hi; } sha_info->count_lo = clo; sha_info->count_hi += (SHA_INT32) count >> 29; if (sha_info->local) { i = SHA_BLOCKSIZE - sha_info->local; if (i > count) { i = count; } memcpy(((SHA_BYTE *) sha_info->data) + sha_info->local, buffer, i); count -= i; buffer += i; sha_info->local += i; if (sha_info->local == SHA_BLOCKSIZE) { sha512_transform(sha_info); } else { return; } } while (count >= SHA_BLOCKSIZE) { memcpy(sha_info->data, buffer, SHA_BLOCKSIZE); buffer += SHA_BLOCKSIZE; count -= SHA_BLOCKSIZE; sha512_transform(sha_info); } memcpy(sha_info->data, buffer, count); sha_info->local = count; }
/* update the SHA digest */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/sha512module.c#L292-L328
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
sha512_final
static void sha512_final(unsigned char digest[SHA_DIGESTSIZE], SHAobject *sha_info) { int count; SHA_INT32 lo_bit_count, hi_bit_count; lo_bit_count = sha_info->count_lo; hi_bit_count = sha_info->count_hi; count = (int) ((lo_bit_count >> 3) & 0x7f); ((SHA_BYTE *) sha_info->data)[count++] = 0x80; if (count > SHA_BLOCKSIZE - 16) { memset(((SHA_BYTE *) sha_info->data) + count, 0, SHA_BLOCKSIZE - count); sha512_transform(sha_info); memset((SHA_BYTE *) sha_info->data, 0, SHA_BLOCKSIZE - 16); } else { memset(((SHA_BYTE *) sha_info->data) + count, 0, SHA_BLOCKSIZE - 16 - count); } /* GJS: note that we add the hi/lo in big-endian. sha512_transform will swap these values into host-order. */ sha_info->data[112] = 0; sha_info->data[113] = 0; sha_info->data[114] = 0; sha_info->data[115] = 0; sha_info->data[116] = 0; sha_info->data[117] = 0; sha_info->data[118] = 0; sha_info->data[119] = 0; sha_info->data[120] = (hi_bit_count >> 24) & 0xff; sha_info->data[121] = (hi_bit_count >> 16) & 0xff; sha_info->data[122] = (hi_bit_count >> 8) & 0xff; sha_info->data[123] = (hi_bit_count >> 0) & 0xff; sha_info->data[124] = (lo_bit_count >> 24) & 0xff; sha_info->data[125] = (lo_bit_count >> 16) & 0xff; sha_info->data[126] = (lo_bit_count >> 8) & 0xff; sha_info->data[127] = (lo_bit_count >> 0) & 0xff; sha512_transform(sha_info); digest[ 0] = (unsigned char) ((sha_info->digest[0] >> 56) & 0xff); digest[ 1] = (unsigned char) ((sha_info->digest[0] >> 48) & 0xff); digest[ 2] = (unsigned char) ((sha_info->digest[0] >> 40) & 0xff); digest[ 3] = (unsigned char) ((sha_info->digest[0] >> 32) & 0xff); digest[ 4] = (unsigned char) ((sha_info->digest[0] >> 24) & 0xff); digest[ 5] = (unsigned char) ((sha_info->digest[0] >> 16) & 0xff); digest[ 6] = (unsigned char) ((sha_info->digest[0] >> 8) & 0xff); digest[ 7] = (unsigned char) ((sha_info->digest[0] ) & 0xff); digest[ 8] = (unsigned char) ((sha_info->digest[1] >> 56) & 0xff); digest[ 9] = (unsigned char) ((sha_info->digest[1] >> 48) & 0xff); digest[10] = (unsigned char) ((sha_info->digest[1] >> 40) & 0xff); digest[11] = (unsigned char) ((sha_info->digest[1] >> 32) & 0xff); digest[12] = (unsigned char) ((sha_info->digest[1] >> 24) & 0xff); digest[13] = (unsigned char) ((sha_info->digest[1] >> 16) & 0xff); digest[14] = (unsigned char) ((sha_info->digest[1] >> 8) & 0xff); digest[15] = (unsigned char) ((sha_info->digest[1] ) & 0xff); digest[16] = (unsigned char) ((sha_info->digest[2] >> 56) & 0xff); digest[17] = (unsigned char) ((sha_info->digest[2] >> 48) & 0xff); digest[18] = (unsigned char) ((sha_info->digest[2] >> 40) & 0xff); digest[19] = (unsigned char) ((sha_info->digest[2] >> 32) & 0xff); digest[20] = (unsigned char) ((sha_info->digest[2] >> 24) & 0xff); digest[21] = (unsigned char) ((sha_info->digest[2] >> 16) & 0xff); digest[22] = (unsigned char) ((sha_info->digest[2] >> 8) & 0xff); digest[23] = (unsigned char) ((sha_info->digest[2] ) & 0xff); digest[24] = (unsigned char) ((sha_info->digest[3] >> 56) & 0xff); digest[25] = (unsigned char) ((sha_info->digest[3] >> 48) & 0xff); digest[26] = (unsigned char) ((sha_info->digest[3] >> 40) & 0xff); digest[27] = (unsigned char) ((sha_info->digest[3] >> 32) & 0xff); digest[28] = (unsigned char) ((sha_info->digest[3] >> 24) & 0xff); digest[29] = (unsigned char) ((sha_info->digest[3] >> 16) & 0xff); digest[30] = (unsigned char) ((sha_info->digest[3] >> 8) & 0xff); digest[31] = (unsigned char) ((sha_info->digest[3] ) & 0xff); digest[32] = (unsigned char) ((sha_info->digest[4] >> 56) & 0xff); digest[33] = (unsigned char) ((sha_info->digest[4] >> 48) & 0xff); digest[34] = (unsigned char) ((sha_info->digest[4] >> 40) & 0xff); digest[35] = (unsigned char) ((sha_info->digest[4] >> 32) & 0xff); digest[36] = (unsigned char) ((sha_info->digest[4] >> 24) & 0xff); digest[37] = (unsigned char) ((sha_info->digest[4] >> 16) & 0xff); digest[38] = (unsigned char) ((sha_info->digest[4] >> 8) & 0xff); digest[39] = (unsigned char) ((sha_info->digest[4] ) & 0xff); digest[40] = (unsigned char) ((sha_info->digest[5] >> 56) & 0xff); digest[41] = (unsigned char) ((sha_info->digest[5] >> 48) & 0xff); digest[42] = (unsigned char) ((sha_info->digest[5] >> 40) & 0xff); digest[43] = (unsigned char) ((sha_info->digest[5] >> 32) & 0xff); digest[44] = (unsigned char) ((sha_info->digest[5] >> 24) & 0xff); digest[45] = (unsigned char) ((sha_info->digest[5] >> 16) & 0xff); digest[46] = (unsigned char) ((sha_info->digest[5] >> 8) & 0xff); digest[47] = (unsigned char) ((sha_info->digest[5] ) & 0xff); digest[48] = (unsigned char) ((sha_info->digest[6] >> 56) & 0xff); digest[49] = (unsigned char) ((sha_info->digest[6] >> 48) & 0xff); digest[50] = (unsigned char) ((sha_info->digest[6] >> 40) & 0xff); digest[51] = (unsigned char) ((sha_info->digest[6] >> 32) & 0xff); digest[52] = (unsigned char) ((sha_info->digest[6] >> 24) & 0xff); digest[53] = (unsigned char) ((sha_info->digest[6] >> 16) & 0xff); digest[54] = (unsigned char) ((sha_info->digest[6] >> 8) & 0xff); digest[55] = (unsigned char) ((sha_info->digest[6] ) & 0xff); digest[56] = (unsigned char) ((sha_info->digest[7] >> 56) & 0xff); digest[57] = (unsigned char) ((sha_info->digest[7] >> 48) & 0xff); digest[58] = (unsigned char) ((sha_info->digest[7] >> 40) & 0xff); digest[59] = (unsigned char) ((sha_info->digest[7] >> 32) & 0xff); digest[60] = (unsigned char) ((sha_info->digest[7] >> 24) & 0xff); digest[61] = (unsigned char) ((sha_info->digest[7] >> 16) & 0xff); digest[62] = (unsigned char) ((sha_info->digest[7] >> 8) & 0xff); digest[63] = (unsigned char) ((sha_info->digest[7] ) & 0xff); }
/* finish computing the SHA digest */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/sha512module.c#L332-L436
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
SHA512_dealloc
static void SHA512_dealloc(PyObject *ptr) { PyObject_Del(ptr); }
/* Internal methods for a hash object */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/sha512module.c#L462-L466
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
longReverse
static void longReverse(SHA_INT32 *buffer, int byteCount, int Endianness) { SHA_INT32 value; if ( Endianness == PCT_BIG_ENDIAN ) return; byteCount /= sizeof(*buffer); while (byteCount--) { value = *buffer; value = ( ( value & 0xFF00FF00L ) >> 8 ) | \ ( ( value & 0x00FF00FFL ) << 8 ); *buffer++ = ( value << 16 ) | ( value >> 16 ); } }
/* When run on a little-endian CPU we need to perform byte reversal on an array of longwords. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/shamodule.c#L58-L72
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
sha_transform
static void sha_transform(SHAobject *sha_info) { int i; SHA_INT32 T, A, B, C, D, E, W[80], *WP; memcpy(W, sha_info->data, sizeof(sha_info->data)); longReverse(W, (int)sizeof(sha_info->data), sha_info->Endianness); for (i = 16; i < 80; ++i) { W[i] = W[i-3] ^ W[i-8] ^ W[i-14] ^ W[i-16]; /* extra rotation fix */ W[i] = R32(W[i], 1); } A = sha_info->digest[0]; B = sha_info->digest[1]; C = sha_info->digest[2]; D = sha_info->digest[3]; E = sha_info->digest[4]; WP = W; #ifdef UNRAVEL FA(1); FB(1); FC(1); FD(1); FE(1); FT(1); FA(1); FB(1); FC(1); FD(1); FE(1); FT(1); FA(1); FB(1); FC(1); FD(1); FE(1); FT(1); FA(1); FB(1); FC(2); FD(2); FE(2); FT(2); FA(2); FB(2); FC(2); FD(2); FE(2); FT(2); FA(2); FB(2); FC(2); FD(2); FE(2); FT(2); FA(2); FB(2); FC(2); FD(2); FE(3); FT(3); FA(3); FB(3); FC(3); FD(3); FE(3); FT(3); FA(3); FB(3); FC(3); FD(3); FE(3); FT(3); FA(3); FB(3); FC(3); FD(3); FE(3); FT(3); FA(4); FB(4); FC(4); FD(4); FE(4); FT(4); FA(4); FB(4); FC(4); FD(4); FE(4); FT(4); FA(4); FB(4); FC(4); FD(4); FE(4); FT(4); FA(4); FB(4); sha_info->digest[0] += E; sha_info->digest[1] += T; sha_info->digest[2] += A; sha_info->digest[3] += B; sha_info->digest[4] += C; #else /* !UNRAVEL */ #ifdef UNROLL_LOOPS FG(1); FG(1); FG(1); FG(1); FG(1); FG(1); FG(1); FG(1); FG(1); FG(1); FG(1); FG(1); FG(1); FG(1); FG(1); FG(1); FG(1); FG(1); FG(1); FG(1); FG(2); FG(2); FG(2); FG(2); FG(2); FG(2); FG(2); FG(2); FG(2); FG(2); FG(2); FG(2); FG(2); FG(2); FG(2); FG(2); FG(2); FG(2); FG(2); FG(2); FG(3); FG(3); FG(3); FG(3); FG(3); FG(3); FG(3); FG(3); FG(3); FG(3); FG(3); FG(3); FG(3); FG(3); FG(3); FG(3); FG(3); FG(3); FG(3); FG(3); FG(4); FG(4); FG(4); FG(4); FG(4); FG(4); FG(4); FG(4); FG(4); FG(4); FG(4); FG(4); FG(4); FG(4); FG(4); FG(4); FG(4); FG(4); FG(4); FG(4); #else /* !UNROLL_LOOPS */ for (i = 0; i < 20; ++i) { FG(1); } for (i = 20; i < 40; ++i) { FG(2); } for (i = 40; i < 60; ++i) { FG(3); } for (i = 60; i < 80; ++i) { FG(4); } #endif /* !UNROLL_LOOPS */ sha_info->digest[0] += A; sha_info->digest[1] += B; sha_info->digest[2] += C; sha_info->digest[3] += D; sha_info->digest[4] += E; #endif /* !UNRAVEL */ }
/* do SHA transformation */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/shamodule.c#L160-L217
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
sha_init
static void sha_init(SHAobject *sha_info) { TestEndianness(sha_info->Endianness) sha_info->digest[0] = 0x67452301L; sha_info->digest[1] = 0xefcdab89L; sha_info->digest[2] = 0x98badcfeL; sha_info->digest[3] = 0x10325476L; sha_info->digest[4] = 0xc3d2e1f0L; sha_info->count_lo = 0L; sha_info->count_hi = 0L; sha_info->local = 0; }
/* initialize the SHA digest */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/shamodule.c#L221-L234
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
sha_update
static void sha_update(SHAobject *sha_info, SHA_BYTE *buffer, unsigned int count) { unsigned int i; SHA_INT32 clo; clo = sha_info->count_lo + ((SHA_INT32) count << 3); if (clo < sha_info->count_lo) { ++sha_info->count_hi; } sha_info->count_lo = clo; sha_info->count_hi += (SHA_INT32) count >> 29; if (sha_info->local) { i = SHA_BLOCKSIZE - sha_info->local; if (i > count) { i = count; } memcpy(((SHA_BYTE *) sha_info->data) + sha_info->local, buffer, i); count -= i; buffer += i; sha_info->local += i; if (sha_info->local == SHA_BLOCKSIZE) { sha_transform(sha_info); } else { return; } } while (count >= SHA_BLOCKSIZE) { memcpy(sha_info->data, buffer, SHA_BLOCKSIZE); buffer += SHA_BLOCKSIZE; count -= SHA_BLOCKSIZE; sha_transform(sha_info); } memcpy(sha_info->data, buffer, count); sha_info->local = count; }
/* update the SHA digest */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/shamodule.c#L238-L274
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
sha_final
static void sha_final(unsigned char digest[20], SHAobject *sha_info) { int count; SHA_INT32 lo_bit_count, hi_bit_count; lo_bit_count = sha_info->count_lo; hi_bit_count = sha_info->count_hi; count = (int) ((lo_bit_count >> 3) & 0x3f); ((SHA_BYTE *) sha_info->data)[count++] = 0x80; if (count > SHA_BLOCKSIZE - 8) { memset(((SHA_BYTE *) sha_info->data) + count, 0, SHA_BLOCKSIZE - count); sha_transform(sha_info); memset((SHA_BYTE *) sha_info->data, 0, SHA_BLOCKSIZE - 8); } else { memset(((SHA_BYTE *) sha_info->data) + count, 0, SHA_BLOCKSIZE - 8 - count); } /* GJS: note that we add the hi/lo in big-endian. sha_transform will swap these values into host-order. */ sha_info->data[56] = (hi_bit_count >> 24) & 0xff; sha_info->data[57] = (hi_bit_count >> 16) & 0xff; sha_info->data[58] = (hi_bit_count >> 8) & 0xff; sha_info->data[59] = (hi_bit_count >> 0) & 0xff; sha_info->data[60] = (lo_bit_count >> 24) & 0xff; sha_info->data[61] = (lo_bit_count >> 16) & 0xff; sha_info->data[62] = (lo_bit_count >> 8) & 0xff; sha_info->data[63] = (lo_bit_count >> 0) & 0xff; sha_transform(sha_info); digest[ 0] = (unsigned char) ((sha_info->digest[0] >> 24) & 0xff); digest[ 1] = (unsigned char) ((sha_info->digest[0] >> 16) & 0xff); digest[ 2] = (unsigned char) ((sha_info->digest[0] >> 8) & 0xff); digest[ 3] = (unsigned char) ((sha_info->digest[0] ) & 0xff); digest[ 4] = (unsigned char) ((sha_info->digest[1] >> 24) & 0xff); digest[ 5] = (unsigned char) ((sha_info->digest[1] >> 16) & 0xff); digest[ 6] = (unsigned char) ((sha_info->digest[1] >> 8) & 0xff); digest[ 7] = (unsigned char) ((sha_info->digest[1] ) & 0xff); digest[ 8] = (unsigned char) ((sha_info->digest[2] >> 24) & 0xff); digest[ 9] = (unsigned char) ((sha_info->digest[2] >> 16) & 0xff); digest[10] = (unsigned char) ((sha_info->digest[2] >> 8) & 0xff); digest[11] = (unsigned char) ((sha_info->digest[2] ) & 0xff); digest[12] = (unsigned char) ((sha_info->digest[3] >> 24) & 0xff); digest[13] = (unsigned char) ((sha_info->digest[3] >> 16) & 0xff); digest[14] = (unsigned char) ((sha_info->digest[3] >> 8) & 0xff); digest[15] = (unsigned char) ((sha_info->digest[3] ) & 0xff); digest[16] = (unsigned char) ((sha_info->digest[4] >> 24) & 0xff); digest[17] = (unsigned char) ((sha_info->digest[4] >> 16) & 0xff); digest[18] = (unsigned char) ((sha_info->digest[4] >> 8) & 0xff); digest[19] = (unsigned char) ((sha_info->digest[4] ) & 0xff); }
/* finish computing the SHA digest */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/shamodule.c#L278-L330
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
SHA_dealloc
static void SHA_dealloc(PyObject *ptr) { PyObject_Del(ptr); }
/* Internal methods for a hashing object */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/shamodule.c#L349-L353
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
timeval_from_double
static void timeval_from_double(double d, struct timeval *tv) { tv->tv_sec = floor(d); tv->tv_usec = fmod(d, 1.0) * 1000000.0; }
/* auxiliary functions for setitimer/getitimer */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/signalmodule.c#L109-L114
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
PySignal_SetWakeupFd
int PySignal_SetWakeupFd(int fd) { int old_fd = wakeup_fd; if (fd < 0) fd = -1; wakeup_fd = fd; return old_fd; }
/* C API for the same, without all the error checking */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/signalmodule.c#L437-L445
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
PyErr_CheckSignals
int PyErr_CheckSignals(void) { int i; PyObject *f; if (!is_tripped) return 0; #ifdef WITH_THREAD if (PyThread_get_thread_ident() != main_thread) return 0; #endif /* * The is_tripped variable is meant to speed up the calls to * PyErr_CheckSignals (both directly or via pending calls) when no * signal has arrived. This variable is set to 1 when a signal arrives * and it is set to 0 here, when we know some signals arrived. This way * we can run the registered handlers with no signals blocked. * * NOTE: with this approach we can have a situation where is_tripped is * 1 but we have no more signals to handle (Handlers[i].tripped * is 0 for every signal i). This won't do us any harm (except * we're gonna spent some cycles for nothing). This happens when * we receive a signal i after we zero is_tripped and before we * check Handlers[i].tripped. */ is_tripped = 0; if (!(f = (PyObject *)PyEval_GetFrame())) f = Py_None; for (i = 1; i < NSIG; i++) { if (Handlers[i].tripped) { PyObject *result = NULL; PyObject *arglist = Py_BuildValue("(iO)", i, f); Handlers[i].tripped = 0; if (arglist) { result = PyEval_CallObject(Handlers[i].func, arglist); Py_DECREF(arglist); } if (!result) return -1; Py_DECREF(result); } } return 0; }
/* Declared in pyerrors.h */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/signalmodule.c#L892-L944
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
PyErr_SetInterrupt
void PyErr_SetInterrupt(void) { trip_signal(SIGINT); }
/* Replacements for intrcheck.c functionality * Declared in pyerrors.h */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/signalmodule.c#L950-L954
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
sendsegmented
static int sendsegmented(int sock_fd, char *buf, int len, int flags) { int n = 0; int remaining = len; while (remaining > 0) { unsigned int segment; segment = (remaining >= SEGMENT_SIZE ? SEGMENT_SIZE : remaining); n = send(sock_fd, buf, segment, flags); if (n < 0) { return n; } remaining -= segment; buf += segment; } /* end while */ return len; }
/* Function to send in segments */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/socketmodule.c#L600-L619
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
setbdaddr
static int setbdaddr(char *name, bdaddr_t *bdaddr) { unsigned int b0, b1, b2, b3, b4, b5; char ch; int n; n = sscanf(name, "%X:%X:%X:%X:%X:%X%c", &b5, &b4, &b3, &b2, &b1, &b0, &ch); if (n == 6 && (b0 | b1 | b2 | b3 | b4 | b5) < 256) { bdaddr->b[0] = b0; bdaddr->b[1] = b1; bdaddr->b[2] = b2; bdaddr->b[3] = b3; bdaddr->b[4] = b4; bdaddr->b[5] = b5; return 6; } else { PyErr_SetString(socket_error, "bad bluetooth address"); return -1; } }
/* Convert a string representation of a Bluetooth address into a numeric address. Returns the length (6), or raises an exception and returns -1 if an error occurred. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/socketmodule.c#L979-L1000
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
os_cleanup
static void os_cleanup(void) { WSACleanup(); }
/* Additional initialization and cleanup for Windows */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/socketmodule.c#L4467-L4471
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
os_init
static int os_init(void) { #ifndef PYCC_GCC char reason[64]; int rc = sock_init(); if (rc == 0) { return 1; /* Success */ } PyOS_snprintf(reason, sizeof(reason), "OS/2 TCP/IP Error# %d", sock_errno()); PyErr_SetString(PyExc_ImportError, reason); return 0; /* Failure */ #else /* No need to initialize sockets with GCC/EMX */ return 1; /* Success */ #endif }
/* Additional initialization for OS/2 */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/socketmodule.c#L4511-L4531
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
inet_pton
int inet_pton(int af, const char *src, void *dst) { if (af == AF_INET) { #if (SIZEOF_INT != 4) #error "Not sure if in_addr_t exists and int is not 32-bits." #endif unsigned int packed_addr; packed_addr = inet_addr(src); if (packed_addr == INADDR_NONE) return 0; memcpy(dst, &packed_addr, 4); return 1; } /* Should set errno to EAFNOSUPPORT */ return -1; }
/* Simplistic emulation code for inet_pton that only works for IPv4 */ /* These are not exposed because they do not set errno properly */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/socketmodule.c#L5519-L5535
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
mymemfind
static Py_ssize_t mymemfind(const char *mem, Py_ssize_t len, const char *pat, Py_ssize_t pat_len) { register Py_ssize_t ii; /* pattern can not occur in the last pat_len-1 chars */ len -= pat_len; for (ii = 0; ii <= len; ii++) { if (mem[ii] == pat[0] && (pat_len == 1 || memcmp(&mem[ii+1], &pat[1], pat_len-1) == 0)) { return ii; } } return -1; }
/* What follows is used for implementing replace(). Perry Stoll. */ /* mymemfind strstr replacement for arbitrary blocks of memory. Locates the first occurrence in the memory pointed to by MEM of the contents of memory pointed to by PAT. Returns the index into MEM if found, or -1 if not found. If len of PAT is greater than length of MEM, the function returns -1. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/stropmodule.c#L1027-L1043
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
mymemcnt
static Py_ssize_t mymemcnt(const char *mem, Py_ssize_t len, const char *pat, Py_ssize_t pat_len) { register Py_ssize_t offset = 0; Py_ssize_t nfound = 0; while (len >= 0) { offset = mymemfind(mem, len, pat, pat_len); if (offset == -1) break; mem += offset + pat_len; len -= offset + pat_len; nfound++; } return nfound; }
/* mymemcnt Return the number of distinct times PAT is found in MEM. meaning mem=1111 and pat==11 returns 2. mem=11111 and pat==11 also return 2. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/stropmodule.c#L1052-L1067
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
sad_dealloc
static void sad_dealloc(sadobject *xp) { close(xp->x_fd); PyObject_Del(xp); }
/* Sad methods */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/sunaudiodev.c#L122-L127
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
initsyslog
PyMODINIT_FUNC initsyslog(void) { PyObject *m; /* Create the module and add the functions */ m = Py_InitModule("syslog", syslog_methods); if (m == NULL) return; /* Add some symbolic constants to the module */ /* Priorities */ PyModule_AddIntConstant(m, "LOG_EMERG", LOG_EMERG); PyModule_AddIntConstant(m, "LOG_ALERT", LOG_ALERT); PyModule_AddIntConstant(m, "LOG_CRIT", LOG_CRIT); PyModule_AddIntConstant(m, "LOG_ERR", LOG_ERR); PyModule_AddIntConstant(m, "LOG_WARNING", LOG_WARNING); PyModule_AddIntConstant(m, "LOG_NOTICE", LOG_NOTICE); PyModule_AddIntConstant(m, "LOG_INFO", LOG_INFO); PyModule_AddIntConstant(m, "LOG_DEBUG", LOG_DEBUG); /* openlog() option flags */ PyModule_AddIntConstant(m, "LOG_PID", LOG_PID); PyModule_AddIntConstant(m, "LOG_CONS", LOG_CONS); PyModule_AddIntConstant(m, "LOG_NDELAY", LOG_NDELAY); #ifdef LOG_NOWAIT PyModule_AddIntConstant(m, "LOG_NOWAIT", LOG_NOWAIT); #endif #ifdef LOG_PERROR PyModule_AddIntConstant(m, "LOG_PERROR", LOG_PERROR); #endif /* Facilities */ PyModule_AddIntConstant(m, "LOG_KERN", LOG_KERN); PyModule_AddIntConstant(m, "LOG_USER", LOG_USER); PyModule_AddIntConstant(m, "LOG_MAIL", LOG_MAIL); PyModule_AddIntConstant(m, "LOG_DAEMON", LOG_DAEMON); PyModule_AddIntConstant(m, "LOG_AUTH", LOG_AUTH); PyModule_AddIntConstant(m, "LOG_LPR", LOG_LPR); PyModule_AddIntConstant(m, "LOG_LOCAL0", LOG_LOCAL0); PyModule_AddIntConstant(m, "LOG_LOCAL1", LOG_LOCAL1); PyModule_AddIntConstant(m, "LOG_LOCAL2", LOG_LOCAL2); PyModule_AddIntConstant(m, "LOG_LOCAL3", LOG_LOCAL3); PyModule_AddIntConstant(m, "LOG_LOCAL4", LOG_LOCAL4); PyModule_AddIntConstant(m, "LOG_LOCAL5", LOG_LOCAL5); PyModule_AddIntConstant(m, "LOG_LOCAL6", LOG_LOCAL6); PyModule_AddIntConstant(m, "LOG_LOCAL7", LOG_LOCAL7); #ifndef LOG_SYSLOG #define LOG_SYSLOG LOG_DAEMON #endif #ifndef LOG_NEWS #define LOG_NEWS LOG_MAIL #endif #ifndef LOG_UUCP #define LOG_UUCP LOG_MAIL #endif #ifndef LOG_CRON #define LOG_CRON LOG_DAEMON #endif PyModule_AddIntConstant(m, "LOG_SYSLOG", LOG_SYSLOG); PyModule_AddIntConstant(m, "LOG_CRON", LOG_CRON); PyModule_AddIntConstant(m, "LOG_UUCP", LOG_UUCP); PyModule_AddIntConstant(m, "LOG_NEWS", LOG_NEWS); }
/* Initialization function for the module */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/syslogmodule.c#L240-L306
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
_PyTime_DoubleToTimet
time_t _PyTime_DoubleToTimet(double x) { time_t result; double diff; result = (time_t)x; /* How much info did we lose? time_t may be an integral or * floating type, and we don't know which. If it's integral, * we don't know whether C truncates, rounds, returns the floor, * etc. If we lost a second or more, the C rounding is * unreasonable, or the input just doesn't fit in a time_t; * call it an error regardless. Note that the original cast to * time_t can cause a C error too, but nothing we can do to * worm around that. */ diff = x - (double)result; if (diff <= -1.0 || diff >= 1.0) { PyErr_SetString(PyExc_ValueError, "timestamp out of range for platform time_t"); result = (time_t)-1; } return result; }
/* Exposed in timefuncs.h. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/timemodule.c#L110-L133
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
parse_time_double_args
static int parse_time_double_args(PyObject *args, char *format, double *pwhen) { PyObject *ot = NULL; if (!PyArg_ParseTuple(args, format, &ot)) return 0; if (ot == NULL || ot == Py_None) *pwhen = floattime(); else { double when = PyFloat_AsDouble(ot); if (PyErr_Occurred()) return 0; *pwhen = when; } return 1; }
/* Parse arg tuple that can contain an optional float-or-None value; format needs to be "|O:name". Returns non-zero on success (parallels PyArg_ParseTuple). */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/timemodule.c#L306-L322
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
inittimezone
static void inittimezone(PyObject *m) { /* This code moved from inittime wholesale to allow calling it from time_tzset. In the future, some parts of it can be moved back (for platforms that don't HAVE_WORKING_TZSET, when we know what they are), and the extraneous calls to tzset(3) should be removed. I haven't done this yet, as I don't want to change this code as little as possible when introducing the time.tzset and time.tzsetwall methods. This should simply be a method of doing the following once, at the top of this function and removing the call to tzset() from time_tzset(): #ifdef HAVE_TZSET tzset() #endif And I'm lazy and hate C so nyer. */ #if defined(HAVE_TZNAME) && !defined(__GLIBC__) && !defined(__CYGWIN__) && !defined(MS_WINDOWS) tzset(); #ifdef PYOS_OS2 PyModule_AddIntConstant(m, "timezone", _timezone); #else /* !PYOS_OS2 */ PyModule_AddIntConstant(m, "timezone", timezone); #endif /* PYOS_OS2 */ #ifdef HAVE_ALTZONE PyModule_AddIntConstant(m, "altzone", altzone); #else #ifdef PYOS_OS2 PyModule_AddIntConstant(m, "altzone", _timezone-3600); #else /* !PYOS_OS2 */ PyModule_AddIntConstant(m, "altzone", timezone-3600); #endif /* PYOS_OS2 */ #endif PyModule_AddIntConstant(m, "daylight", daylight); PyModule_AddObject(m, "tzname", Py_BuildValue("(zz)", tzname[0], tzname[1])); #else /* !HAVE_TZNAME || __GLIBC__ || __CYGWIN__*/ #ifdef HAVE_STRUCT_TM_TM_ZONE { #define YEAR ((time_t)((365 * 24 + 6) * 3600)) time_t t; struct tm *p; long janzone, julyzone; char janname[10], julyname[10]; t = (time((time_t *)0) / YEAR) * YEAR; p = localtime(&t); janzone = -p->tm_gmtoff; strncpy(janname, p->tm_zone ? p->tm_zone : " ", 9); janname[9] = '\0'; t += YEAR/2; p = localtime(&t); julyzone = -p->tm_gmtoff; strncpy(julyname, p->tm_zone ? p->tm_zone : " ", 9); julyname[9] = '\0'; if( janzone < julyzone ) { /* DST is reversed in the southern hemisphere */ PyModule_AddIntConstant(m, "timezone", julyzone); PyModule_AddIntConstant(m, "altzone", janzone); PyModule_AddIntConstant(m, "daylight", janzone != julyzone); PyModule_AddObject(m, "tzname", Py_BuildValue("(zz)", julyname, janname)); } else { PyModule_AddIntConstant(m, "timezone", janzone); PyModule_AddIntConstant(m, "altzone", julyzone); PyModule_AddIntConstant(m, "daylight", janzone != julyzone); PyModule_AddObject(m, "tzname", Py_BuildValue("(zz)", janname, julyname)); } } #else #endif /* HAVE_STRUCT_TM_TM_ZONE */ #if defined(__CYGWIN__) || defined(MS_WINDOWS) tzset(); PyModule_AddIntConstant(m, "timezone", _timezone); PyModule_AddIntConstant(m, "altzone", _timezone-3600); PyModule_AddIntConstant(m, "daylight", _daylight); PyModule_AddObject(m, "tzname", Py_BuildValue("(zz)", _tzname[0], _tzname[1])); #endif /* __CYGWIN__ || MS_WINDOWS */ #endif /* !HAVE_TZNAME || __GLIBC__ || __CYGWIN__*/ }
/* HAVE_WORKING_TZSET */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/timemodule.c#L698-L784
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
floattime
static double floattime(void) { /* There are three ways to get the time: (1) gettimeofday() -- resolution in microseconds (2) ftime() -- resolution in milliseconds (3) time() -- resolution in seconds In all cases the return value is a float in seconds. Since on some systems (e.g. SCO ODT 3.0) gettimeofday() may fail, so we fall back on ftime() or time(). Note: clock resolution does not imply clock accuracy! */ #ifdef HAVE_GETTIMEOFDAY { struct timeval t; #ifdef GETTIMEOFDAY_NO_TZ if (gettimeofday(&t) == 0) return (double)t.tv_sec + t.tv_usec*0.000001; #else /* !GETTIMEOFDAY_NO_TZ */ if (gettimeofday(&t, (struct timezone *)NULL) == 0) return (double)t.tv_sec + t.tv_usec*0.000001; #endif /* !GETTIMEOFDAY_NO_TZ */ } #endif /* !HAVE_GETTIMEOFDAY */ { #if defined(HAVE_FTIME) struct timeb t; ftime(&t); return (double)t.time + (double)t.millitm * (double)0.001; #else /* !HAVE_FTIME */ time_t secs; time(&secs); return (double)secs; #endif /* !HAVE_FTIME */ } }
/* Implement floattime() for various platforms */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/timemodule.c#L902-L937
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
if
Py_BEGIN_ALLOW_THREADS if (DosSleep(secs * 1000) != NO_ERROR) { Py_BLOCK_THREADS PyErr_SetFromErrno(PyExc_IOError); return -1; }
/* This Sleep *IS* Interruptable by Exceptions */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/timemodule.c#L1010-L1015
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
if
Py_BEGIN_ALLOW_THREADS if(sleep((long)millisecs) < 0){ Py_BLOCK_THREADS PyErr_SetFromErrno(PyExc_IOError); return -1; }
/* This sleep *CAN BE* interrupted. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/timemodule.c#L1049-L1054
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
Xxo_dealloc
static void Xxo_dealloc(XxoObject *self) { Py_XDECREF(self->x_attr); PyObject_Del(self); }
/* Xxo methods */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/xxmodule.c#L43-L48
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
initxx
PyMODINIT_FUNC initxx(void) { PyObject *m; /* Due to cross platform compiler issues the slots must be filled * here. It's required for portability to Windows without requiring * C++. */ Null_Type.tp_base = &PyBaseObject_Type; Null_Type.tp_new = PyType_GenericNew; Str_Type.tp_base = &PyUnicode_Type; /* Finalize the type object including setting type of the new type * object; doing it here is required for portability, too. */ if (PyType_Ready(&Xxo_Type) < 0) return; /* Create the module and add the functions */ m = Py_InitModule3("xx", xx_methods, module_doc); if (m == NULL) return; /* Add some symbolic constants to the module */ if (ErrorObject == NULL) { ErrorObject = PyErr_NewException("xx.error", NULL, NULL); if (ErrorObject == NULL) return; } Py_INCREF(ErrorObject); PyModule_AddObject(m, "error", ErrorObject); /* Add Str */ if (PyType_Ready(&Str_Type) < 0) return; PyModule_AddObject(m, "Str", (PyObject *)&Str_Type); /* Add Null */ if (PyType_Ready(&Null_Type) < 0) return; PyModule_AddObject(m, "Null", (PyObject *)&Null_Type); }
/* Initialization function for the module (*must* be called initxx) */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/xxmodule.c#L339-L379
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
zipimporter_init
static int zipimporter_init(ZipImporter *self, PyObject *args, PyObject *kwds) { char *path, *p, *prefix, buf[MAXPATHLEN+2]; size_t len; if (!_PyArg_NoKeywords("zipimporter()", kwds)) return -1; if (!PyArg_ParseTuple(args, "s:zipimporter", &path)) return -1; len = strlen(path); if (len == 0) { PyErr_SetString(ZipImportError, "archive path is empty"); return -1; } if (len >= MAXPATHLEN) { PyErr_SetString(ZipImportError, "archive path too long"); return -1; } strcpy(buf, path); #ifdef ALTSEP for (p = buf; *p; p++) { if (*p == ALTSEP) *p = SEP; } #endif path = NULL; prefix = NULL; for (;;) { #ifndef RISCOS struct stat statbuf; int rv; rv = stat(buf, &statbuf); if (rv == 0) { /* it exists */ if (S_ISREG(statbuf.st_mode)) /* it's a file */ path = buf; break; } #else if (object_exists(buf)) { /* it exists */ if (isfile(buf)) /* it's a file */ path = buf; break; } #endif /* back up one path element */ p = strrchr(buf, SEP); if (prefix != NULL) *prefix = SEP; if (p == NULL) break; *p = '\0'; prefix = p; } if (path != NULL) { PyObject *files; files = PyDict_GetItemString(zip_directory_cache, path); if (files == NULL) { files = read_directory(buf); if (files == NULL) return -1; if (PyDict_SetItemString(zip_directory_cache, path, files) != 0) return -1; } else Py_INCREF(files); self->files = files; } else { PyErr_SetString(ZipImportError, "not a Zip file"); return -1; } if (prefix == NULL) prefix = ""; else { prefix++; len = strlen(prefix); if (prefix[len-1] != SEP) { /* add trailing SEP */ prefix[len] = SEP; prefix[len + 1] = '\0'; } } self->archive = PyString_FromString(buf); if (self->archive == NULL) return -1; self->prefix = PyString_FromString(prefix); if (self->prefix == NULL) return -1; return 0; }
/* zipimporter.__init__ Split the "subdirectory" from the Zip archive path, lookup a matching entry in sys.path_importer_cache, fetch the file directory from there if found, or else read it from the archive. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/zipimport.c#L60-L166
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
zipimporter_traverse
static int zipimporter_traverse(PyObject *obj, visitproc visit, void *arg) { ZipImporter *self = (ZipImporter *)obj; Py_VISIT(self->files); return 0; }
/* GC support. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/zipimport.c#L169-L175
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
make_filename
static int make_filename(char *prefix, char *name, char *path) { size_t len; char *p; len = strlen(prefix); /* self.prefix + name [+ SEP + "__init__"] + ".py[co]" */ if (len + strlen(name) + 13 >= MAXPATHLEN) { PyErr_SetString(ZipImportError, "path too long"); return -1; } strcpy(path, prefix); strcpy(path + len, name); for (p = path + len; *p; p++) { if (*p == '.') *p = SEP; } len += strlen(name); assert(len < INT_MAX); return (int)len; }
/* Given a (sub)modulename, write the potential file path in the archive (without extension) to the path buffer. Return the length of the resulting string. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/zipimport.c#L224-L247
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
get_module_info
static enum zi_module_info get_module_info(ZipImporter *self, char *fullname) { char *subname, path[MAXPATHLEN + 1]; int len; struct st_zip_searchorder *zso; subname = get_subname(fullname); len = make_filename(PyString_AsString(self->prefix), subname, path); if (len < 0) return MI_ERROR; for (zso = zip_searchorder; *zso->suffix; zso++) { strcpy(path + len, zso->suffix); if (PyDict_GetItemString(self->files, path) != NULL) { if (zso->type & IS_PACKAGE) return MI_PACKAGE; else return MI_MODULE; } } return MI_NOT_FOUND; }
/* Return some information about a module. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/zipimport.c#L257-L280
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
get_long
static long get_long(unsigned char *buf) { long x; x = buf[0]; x |= (long)buf[1] << 8; x |= (long)buf[2] << 16; x |= (long)buf[3] << 24; #if SIZEOF_LONG > 4 /* Sign extension for 64-bit machines */ x |= -(x & 0x80000000L); #endif return x; }
/* implementation */ /* Given a buffer, return the long that is represented by the first 4 bytes, encoded as little endian. This partially reimplements marshal.c:r_long() */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/zipimport.c#L650-L662
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
eq_mtime
static int eq_mtime(time_t t1, time_t t2) { time_t d = t1 - t2; if (d < 0) d = -d; /* dostime only stores even seconds, so be lenient */ return d <= 1; }
/* Lenient date/time comparison function. The precision of the mtime in the archive is lower than the mtime stored in a .pyc: we must allow a difference of at most one second. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/zipimport.c#L949-L957
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
parse_dostime
static time_t parse_dostime(int dostime, int dosdate) { struct tm stm; memset((void *) &stm, '\0', sizeof(stm)); stm.tm_sec = (dostime & 0x1f) * 2; stm.tm_min = (dostime >> 5) & 0x3f; stm.tm_hour = (dostime >> 11) & 0x1f; stm.tm_mday = dosdate & 0x1f; stm.tm_mon = ((dosdate >> 5) & 0x0f) - 1; stm.tm_year = ((dosdate >> 9) & 0x7f) + 80; stm.tm_isdst = -1; /* wday/yday is ignored */ return mktime(&stm); }
/* Convert the date/time values found in the Zip archive to a value that's compatible with the time stamp stored in .pyc files. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/zipimport.c#L1064-L1080
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
get_mtime_of_source
static time_t get_mtime_of_source(ZipImporter *self, char *path) { PyObject *toc_entry; time_t mtime = 0; Py_ssize_t lastchar = strlen(path) - 1; char savechar = path[lastchar]; path[lastchar] = '\0'; /* strip 'c' or 'o' from *.py[co] */ toc_entry = PyDict_GetItemString(self->files, path); if (toc_entry != NULL && PyTuple_Check(toc_entry) && PyTuple_Size(toc_entry) == 8) { /* fetch the time stamp of the .py file for comparison with an embedded pyc time stamp */ int time, date; time = PyInt_AsLong(PyTuple_GetItem(toc_entry, 5)); date = PyInt_AsLong(PyTuple_GetItem(toc_entry, 6)); mtime = parse_dostime(time, date); } path[lastchar] = savechar; return mtime; }
/* Given a path to a .pyc or .pyo file in the archive, return the modification time of the matching .py file, or 0 if no source is available. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/zipimport.c#L1085-L1105
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
save_unconsumed_input
static int save_unconsumed_input(compobject *self, int err) { if (err == Z_STREAM_END) { /* The end of the compressed data has been reached. Store the leftover input data in self->unused_data. */ if (self->zst.avail_in > 0) { Py_ssize_t old_size = PyString_GET_SIZE(self->unused_data); Py_ssize_t new_size; PyObject *new_data; if (self->zst.avail_in > PY_SSIZE_T_MAX - old_size) { PyErr_NoMemory(); return -1; } new_size = old_size + self->zst.avail_in; new_data = PyString_FromStringAndSize(NULL, new_size); if (new_data == NULL) return -1; Py_MEMCPY(PyString_AS_STRING(new_data), PyString_AS_STRING(self->unused_data), old_size); Py_MEMCPY(PyString_AS_STRING(new_data) + old_size, self->zst.next_in, self->zst.avail_in); Py_DECREF(self->unused_data); self->unused_data = new_data; self->zst.avail_in = 0; } } if (self->zst.avail_in > 0 || PyString_GET_SIZE(self->unconsumed_tail)) { /* This code handles two distinct cases: 1. Output limit was reached. Save leftover input in unconsumed_tail. 2. All input data was consumed. Clear unconsumed_tail. */ PyObject *new_data = PyString_FromStringAndSize( (char *)self->zst.next_in, self->zst.avail_in); if (new_data == NULL) return -1; Py_DECREF(self->unconsumed_tail); self->unconsumed_tail = new_data; } return 0; }
/* Helper for objdecompress() and unflush(). Saves any unconsumed input data in self->unused_data or self->unconsumed_tail, as appropriate. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/zlibmodule.c#L472-L511
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
PyCPointerType_SetProto
static int PyCPointerType_SetProto(StgDictObject *stgdict, PyObject *proto) { if (!proto || !PyType_Check(proto)) { PyErr_SetString(PyExc_TypeError, "_type_ must be a type"); return -1; } if (!PyType_stgdict(proto)) { PyErr_SetString(PyExc_TypeError, "_type_ must have storage info"); return -1; } Py_INCREF(proto); Py_XDECREF(stgdict->proto); stgdict->proto = proto; return 0; }
/******************************************************************/ /* The PyCPointerType_Type metaclass must ensure that the subclass of Pointer can be created. It must check for a _type_ attribute in the class. Since are no runtime created properties, a CField is probably *not* needed ? class IntPointer(Pointer): _type_ = "i" The PyCPointer_Type provides the functionality: a contents method/property, a size property/method, and the sequence protocol. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/_ctypes/_ctypes.c#L892-L909
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
CharArray_set_raw
static int CharArray_set_raw(CDataObject *self, PyObject *value) { char *ptr; Py_ssize_t size; #if (PY_VERSION_HEX >= 0x02060000) Py_buffer view = { 0 }; #endif if (PyBuffer_Check(value)) { size = Py_TYPE(value)->tp_as_buffer->bf_getreadbuffer(value, 0, (void *)&ptr); if (size < 0) goto fail; } else { #if (PY_VERSION_HEX >= 0x02060000) if (PyObject_GetBuffer(value, &view, PyBUF_SIMPLE) < 0) goto fail; size = view.len; ptr = view.buf; #else if (-1 == PyString_AsStringAndSize(value, &ptr, &size)) goto fail; #endif } if (size > self->b_size) { PyErr_SetString(PyExc_ValueError, "string too long"); goto fail; } memcpy(self->b_ptr, ptr, size); #if (PY_VERSION_HEX >= 0x02060000) PyBuffer_Release(&view); #endif return 0; fail: #if (PY_VERSION_HEX >= 0x02060000) PyBuffer_Release(&view); #endif return -1; }
/******************************************************************/ /* PyCArrayType_Type */ /* PyCArrayType_new ensures that the new Array subclass created has a _length_ attribute, and a _type_ attribute. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/_ctypes/_ctypes.c#L1127-L1168
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
add_getset
static int add_getset(PyTypeObject *type, PyGetSetDef *gsp) { PyObject *dict = type->tp_dict; for (; gsp->name != NULL; gsp++) { PyObject *descr; descr = PyDescr_NewGetSet(type, gsp); if (descr == NULL) return -1; if (PyDict_SetItemString(dict, gsp->name, descr) < 0) return -1; Py_DECREF(descr); } return 0; }
/* The next three functions copied from Python's typeobject.c. They are used to attach methods, members, or getsets to a type *after* it has been created: Arrays of characters have additional getsets to treat them as strings. */ /* static int add_methods(PyTypeObject *type, PyMethodDef *meth) { PyObject *dict = type->tp_dict; for (; meth->ml_name != NULL; meth++) { PyObject *descr; descr = PyDescr_NewMethod(type, meth); if (descr == NULL) return -1; if (PyDict_SetItemString(dict,meth->ml_name, descr) < 0) return -1; Py_DECREF(descr); } return 0; } static int add_members(PyTypeObject *type, PyMemberDef *memb) { PyObject *dict = type->tp_dict; for (; memb->name != NULL; memb++) { PyObject *descr; descr = PyDescr_NewMember(type, memb); if (descr == NULL) return -1; if (PyDict_SetItemString(dict, memb->name, descr) < 0) return -1; Py_DECREF(descr); } return 0; } */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/_ctypes/_ctypes.c#L1337-L1351
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
KeepRef
static int KeepRef(CDataObject *target, Py_ssize_t index, PyObject *keep) { int result; CDataObject *ob; PyObject *key; /* Optimization: no need to store None */ if (keep == Py_None) { Py_DECREF(Py_None); return 0; } ob = PyCData_GetContainer(target); if (ob->b_objects == NULL || !PyDict_CheckExact(ob->b_objects)) { Py_XDECREF(ob->b_objects); ob->b_objects = keep; /* refcount consumed */ return 0; } key = unique_key(target, index); if (key == NULL) { Py_DECREF(keep); return -1; } result = PyDict_SetItem(ob->b_objects, key, keep); Py_DECREF(key); Py_DECREF(keep); return result; }
/* * Keep a reference to 'keep' in the 'target', at index 'index'. * * If 'keep' is None, do nothing. * * Otherwise create a dictionary (if it does not yet exist) id the root * objects 'b_objects' item, which will store the 'keep' object under a unique * key. * * The unique_key helper travels the target's b_base pointer down to the root, * building a string containing hex-formatted indexes found during traversal, * separated by colons. * * The index tuple is used as a key into the root object's b_objects dict. * * Note: This function steals a refcount of the third argument, even if it * fails! */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/_ctypes/_ctypes.c#L2525-L2552
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
PyCData_traverse
static int PyCData_traverse(CDataObject *self, visitproc visit, void *arg) { Py_VISIT(self->b_objects); Py_VISIT((PyObject *)self->b_base); return 0; }
/******************************************************************/ /* PyCData_Type */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/_ctypes/_ctypes.c#L2558-L2564
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
PyCData_nohash
static long PyCData_nohash(PyObject *self) { PyErr_SetString(PyExc_TypeError, "unhashable type"); return -1; }
/* * CData objects are mutable, so they cannot be hashable! */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/_ctypes/_ctypes.c#L2661-L2666
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
_ctypes_simple_instance
int _ctypes_simple_instance(PyObject *obj) { PyTypeObject *type = (PyTypeObject *)obj; if (PyCSimpleTypeObject_Check(type)) return type->tp_base != &Simple_Type; return 0; }
/* This function returns TRUE for c_int, c_void_p, and these kind of classes. FALSE otherwise FALSE also for subclasses of c_int and such. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/_ctypes/_ctypes.c#L2866-L2873
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
PyCData_set
int PyCData_set(PyObject *dst, PyObject *type, SETFUNC setfunc, PyObject *value, Py_ssize_t index, Py_ssize_t size, char *ptr) { CDataObject *mem = (CDataObject *)dst; PyObject *result; if (!CDataObject_Check(dst)) { PyErr_SetString(PyExc_TypeError, "not a ctype instance"); return -1; } result = _PyCData_set(mem, type, setfunc, value, size, ptr); if (result == NULL) return -1; /* KeepRef steals a refcount from it's last argument */ /* If KeepRef fails, we are stumped. The dst memory block has already been changed */ return KeepRef(mem, index, result); }
/* * Set a slice in object 'dst', which has the type 'type', * to the value 'value'. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/_ctypes/_ctypes.c#L2994-L3016
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
PyCFuncPtr_set_errcheck
static int PyCFuncPtr_set_errcheck(PyCFuncPtrObject *self, PyObject *ob) { if (ob && !PyCallable_Check(ob)) { PyErr_SetString(PyExc_TypeError, "the errcheck attribute must be callable"); return -1; } Py_XDECREF(self->errcheck); Py_XINCREF(ob); self->errcheck = ob; return 0; }
/*****************************************************************/ /* PyCFuncPtr_Type */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/_ctypes/_ctypes.c#L3054-L3066
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
_check_outarg_type
static int _check_outarg_type(PyObject *arg, Py_ssize_t index) { StgDictObject *dict; if (PyCPointerTypeObject_Check(arg)) return 1; if (PyCArrayTypeObject_Check(arg)) return 1; dict = PyType_stgdict(arg); if (dict /* simple pointer types, c_void_p, c_wchar_p, BSTR, ... */ && PyString_Check(dict->proto) /* We only allow c_void_p, c_char_p and c_wchar_p as a simple output parameter type */ && (strchr("PzZ", PyString_AS_STRING(dict->proto)[0]))) { return 1; } PyErr_Format(PyExc_TypeError, "'out' parameter %d must be a pointer type, not %s", Py_SAFE_DOWNCAST(index, Py_ssize_t, int), PyType_Check(arg) ? ((PyTypeObject *)arg)->tp_name : Py_TYPE(arg)->tp_name); return 0; }
/* Return 1 if usable, 0 else and exception set. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/_ctypes/_ctypes.c#L3217-L3244
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
_validate_paramflags
static int _validate_paramflags(PyTypeObject *type, PyObject *paramflags) { Py_ssize_t i, len; StgDictObject *dict; PyObject *argtypes; dict = PyType_stgdict((PyObject *)type); assert(dict); /* Cannot be NULL. 'type' is a PyCFuncPtr type. */ argtypes = dict->argtypes; if (paramflags == NULL || dict->argtypes == NULL) return 1; if (!PyTuple_Check(paramflags)) { PyErr_SetString(PyExc_TypeError, "paramflags must be a tuple or None"); return 0; } len = PyTuple_GET_SIZE(paramflags); if (len != PyTuple_GET_SIZE(dict->argtypes)) { PyErr_SetString(PyExc_ValueError, "paramflags must have the same length as argtypes"); return 0; } for (i = 0; i < len; ++i) { PyObject *item = PyTuple_GET_ITEM(paramflags, i); int flag; char *name; PyObject *defval; PyObject *typ; if (!PyArg_ParseTuple(item, "i|zO", &flag, &name, &defval)) { PyErr_SetString(PyExc_TypeError, "paramflags must be a sequence of (int [,string [,value]]) tuples"); return 0; } typ = PyTuple_GET_ITEM(argtypes, i); switch (flag & (PARAMFLAG_FIN | PARAMFLAG_FOUT | PARAMFLAG_FLCID)) { case 0: case PARAMFLAG_FIN: case PARAMFLAG_FIN | PARAMFLAG_FLCID: case PARAMFLAG_FIN | PARAMFLAG_FOUT: break; case PARAMFLAG_FOUT: if (!_check_outarg_type(typ, i+1)) return 0; break; default: PyErr_Format(PyExc_TypeError, "paramflag value %d not supported", flag); return 0; } } return 1; }
/* Returns 1 on success, 0 on error */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/_ctypes/_ctypes.c#L3247-L3304
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
_init_pos_args
static int _init_pos_args(PyObject *self, PyTypeObject *type, PyObject *args, PyObject *kwds, int index) { StgDictObject *dict; PyObject *fields; int i; if (PyType_stgdict((PyObject *)type->tp_base)) { index = _init_pos_args(self, type->tp_base, args, kwds, index); if (index == -1) return -1; } dict = PyType_stgdict((PyObject *)type); fields = PyDict_GetItemString((PyObject *)dict, "_fields_"); if (fields == NULL) return index; for (i = 0; i < dict->length && (i+index) < PyTuple_GET_SIZE(args); ++i) { PyObject *pair = PySequence_GetItem(fields, i); PyObject *name, *val; int res; if (!pair) return -1; name = PySequence_GetItem(pair, 0); if (!name) { Py_DECREF(pair); return -1; } val = PyTuple_GET_ITEM(args, i + index); if (kwds && PyDict_GetItem(kwds, name)) { char *field = PyString_AsString(name); if (field == NULL) { PyErr_Clear(); field = "???"; } PyErr_Format(PyExc_TypeError, "duplicate values for field '%s'", field); Py_DECREF(pair); Py_DECREF(name); return -1; } res = PyObject_SetAttr(self, name, val); Py_DECREF(pair); Py_DECREF(name); if (res == -1) return -1; } return index + dict->length; }
/*****************************************************************/ /* Struct_Type */ /* This function is called to initialize a Structure or Union with positional arguments. It calls itself recursively for all Structure or Union base classes, then retrieves the _fields_ member to associate the argument position with the correct field name. Returns -1 on error, or the index of next argument on success. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/_ctypes/_ctypes.c#L4128-L4185
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
Array_init
static int Array_init(CDataObject *self, PyObject *args, PyObject *kw) { Py_ssize_t i; Py_ssize_t n; if (!PyTuple_Check(args)) { PyErr_SetString(PyExc_TypeError, "args not a tuple?"); return -1; } n = PyTuple_GET_SIZE(args); for (i = 0; i < n; ++i) { PyObject *v; v = PyTuple_GET_ITEM(args, i); if (-1 == PySequence_SetItem((PyObject *)self, i, v)) return -1; } return 0; }
/******************************************************************/ /* PyCArray_Type */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/_ctypes/_ctypes.c#L4310-L4329
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
Simple_set_value
static int Simple_set_value(CDataObject *self, PyObject *value) { PyObject *result; StgDictObject *dict = PyObject_stgdict((PyObject *)self); if (value == NULL) { PyErr_SetString(PyExc_TypeError, "can't delete attribute"); return -1; } assert(dict); /* Cannot be NULL for CDataObject instances */ assert(dict->setfunc); result = dict->setfunc(self->b_ptr, value, dict->size); if (!result) return -1; /* consumes the refcount the setfunc returns */ return KeepRef(self, 0, result); }
/******************************************************************/ /* Simple_Type */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/_ctypes/_ctypes.c#L4776-L4795
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
_testfunc_cbk_reg_int
EXPORT(int) _testfunc_cbk_reg_int(int a, int b, int c, int d, int e, int (*func)(int, int, int, int, int)) { return func(a*a, b*b, c*c, d*d, e*e); }
/* some functions handy for testing */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/_ctypes/_ctypes_test.c#L28-L33
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
GetString
EXPORT(void) GetString(BSTR *pbstr) { *pbstr = SysAllocString(L"Goodbye!"); }
/* See Don Box (german), pp 79ff. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/_ctypes/_ctypes_test.c#L349-L352
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
tf_bb
EXPORT(signed char) tf_bb(signed char x, signed char c) { S; return c/3; }
/*******/
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/_ctypes/_ctypes_test.c#L480-L480
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
CThunkObject_dealloc
static void CThunkObject_dealloc(PyObject *_self) { CThunkObject *self = (CThunkObject *)_self; PyObject_GC_UnTrack(self); Py_XDECREF(self->converters); Py_XDECREF(self->callable); Py_XDECREF(self->restype); if (self->pcl_write) ffi_closure_free(self->pcl_write); PyObject_GC_Del(self); }
/**************************************************************/
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/_ctypes/callbacks.c#L17-L28
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
PrintError
static void PrintError(char *msg, ...) { char buf[512]; PyObject *f = PySys_GetObject("stderr"); va_list marker; va_start(marker, msg); vsnprintf(buf, sizeof(buf), msg, marker); va_end(marker); if (f) PyFile_WriteString(buf, f); PyErr_Print(); }
/**************************************************************/
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/_ctypes/callbacks.c#L84-L97
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
_ctypes_add_traceback
void _ctypes_add_traceback(char *funcname, char *filename, int lineno) { PyObject *py_globals = 0; PyCodeObject *py_code = 0; PyFrameObject *py_frame = 0; py_globals = PyDict_New(); if (!py_globals) goto bad; py_code = PyCode_NewEmpty(filename, funcname, lineno); if (!py_code) goto bad; py_frame = PyFrame_New( PyThreadState_Get(), /*PyThreadState *tstate,*/ py_code, /*PyCodeObject *code,*/ py_globals, /*PyObject *globals,*/ 0 /*PyObject *locals*/ ); if (!py_frame) goto bad; py_frame->f_lineno = lineno; PyTraceBack_Here(py_frame); bad: Py_XDECREF(py_globals); Py_XDECREF(py_code); Py_XDECREF(py_frame); }
/* after code that pyrex generates */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/_ctypes/callbacks.c#L150-L173
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
TryAddRef
static void TryAddRef(StgDictObject *dict, CDataObject *obj) { IUnknown *punk; if (NULL == PyDict_GetItemString((PyObject *)dict, "_needs_com_addref_")) return; punk = *(IUnknown **)obj->b_ptr; if (punk) punk->lpVtbl->AddRef(punk); return; }
/* * We must call AddRef() on non-NULL COM pointers we receive as arguments * to callback functions - these functions are COM method implementations. * The Python instances we create have a __del__ method which calls Release(). * * The presence of a class attribute named '_needs_com_addref_' triggers this * behaviour. It would also be possible to call the AddRef() Python method, * after checking for PyObject_IsTrue(), but this would probably be somewhat * slower. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/_ctypes/callbacks.c#L186-L198
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
_CallPythonObject
static void _CallPythonObject(void *mem, ffi_type *restype, SETFUNC setfunc, PyObject *callable, PyObject *converters, int flags, void **pArgs) { Py_ssize_t i; PyObject *result; PyObject *arglist = NULL; Py_ssize_t nArgs; PyObject *error_object = NULL; int *space; #ifdef WITH_THREAD PyGILState_STATE state = PyGILState_Ensure(); #endif nArgs = PySequence_Length(converters); /* Hm. What to return in case of error? For COM, 0xFFFFFFFF seems better than 0. */ if (nArgs < 0) { PrintError("BUG: PySequence_Length"); goto Done; } arglist = PyTuple_New(nArgs); if (!arglist) { PrintError("PyTuple_New()"); goto Done; } for (i = 0; i < nArgs; ++i) { /* Note: new reference! */ PyObject *cnv = PySequence_GetItem(converters, i); StgDictObject *dict; if (cnv) dict = PyType_stgdict(cnv); else { PrintError("Getting argument converter %d\n", i); goto Done; } if (dict && dict->getfunc && !_ctypes_simple_instance(cnv)) { PyObject *v = dict->getfunc(*pArgs, dict->size); if (!v) { PrintError("create argument %d:\n", i); Py_DECREF(cnv); goto Done; } PyTuple_SET_ITEM(arglist, i, v); /* XXX XXX XX We have the problem that c_byte or c_short have dict->size of 1 resp. 4, but these parameters are pushed as sizeof(int) bytes. BTW, the same problem occurs when they are pushed as parameters */ } else if (dict) { /* Hm, shouldn't we use PyCData_AtAddress() or something like that instead? */ CDataObject *obj = (CDataObject *)PyObject_CallFunctionObjArgs(cnv, NULL); if (!obj) { PrintError("create argument %d:\n", i); Py_DECREF(cnv); goto Done; } if (!CDataObject_Check(obj)) { Py_DECREF(obj); Py_DECREF(cnv); PrintError("unexpected result of create argument %d:\n", i); goto Done; } memcpy(obj->b_ptr, *pArgs, dict->size); PyTuple_SET_ITEM(arglist, i, (PyObject *)obj); #ifdef MS_WIN32 TryAddRef(dict, obj); #endif } else { PyErr_SetString(PyExc_TypeError, "cannot build parameter"); PrintError("Parsing argument %d\n", i); Py_DECREF(cnv); goto Done; } Py_DECREF(cnv); /* XXX error handling! */ pArgs++; } #define CHECK(what, x) \ if (x == NULL) _ctypes_add_traceback(what, "_ctypes/callbacks.c", __LINE__ - 1), PyErr_Print() if (flags & (FUNCFLAG_USE_ERRNO | FUNCFLAG_USE_LASTERROR)) { error_object = _ctypes_get_errobj(&space); if (error_object == NULL) goto Done; if (flags & FUNCFLAG_USE_ERRNO) { int temp = space[0]; space[0] = errno; errno = temp; } #ifdef MS_WIN32 if (flags & FUNCFLAG_USE_LASTERROR) { int temp = space[1]; space[1] = GetLastError(); SetLastError(temp); } #endif } result = PyObject_CallObject(callable, arglist); CHECK("'calling callback function'", result); #ifdef MS_WIN32 if (flags & FUNCFLAG_USE_LASTERROR) { int temp = space[1]; space[1] = GetLastError(); SetLastError(temp); } #endif if (flags & FUNCFLAG_USE_ERRNO) { int temp = space[0]; space[0] = errno; errno = temp; } Py_XDECREF(error_object); if ((restype != &ffi_type_void) && result) { PyObject *keep; assert(setfunc); #ifdef WORDS_BIGENDIAN /* See the corresponding code in callproc.c, around line 961 */ if (restype->type != FFI_TYPE_FLOAT && restype->size < sizeof(ffi_arg)) mem = (char *)mem + sizeof(ffi_arg) - restype->size; #endif keep = setfunc(mem, result, 0); CHECK("'converting callback result'", keep); /* keep is an object we have to keep alive so that the result stays valid. If there is no such object, the setfunc will have returned Py_None. If there is such an object, we have no choice than to keep it alive forever - but a refcount and/or memory leak will be the result. EXCEPT when restype is py_object - Python itself knows how to manage the refcount of these objects. */ if (keep == NULL) /* Could not convert callback result. */ PyErr_WriteUnraisable(callable); else if (keep == Py_None) /* Nothing to keep */ Py_DECREF(keep); else if (setfunc != _ctypes_get_fielddesc("O")->setfunc) { if (-1 == PyErr_Warn(PyExc_RuntimeWarning, "memory leak in callback function.")) PyErr_WriteUnraisable(callable); } } Py_XDECREF(result); Done: Py_XDECREF(arglist); #ifdef WITH_THREAD PyGILState_Release(state); #endif }
/****************************************************************************** * * Call the python object with all arguments * */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/_ctypes/callbacks.c#L206-L366
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
Call_GetClassObject
long Call_GetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv) { PyObject *mod, *func, *result; long retval; static PyObject *context; if (context == NULL) context = PyString_InternFromString("_ctypes.DllGetClassObject"); mod = PyImport_ImportModuleNoBlock("ctypes"); if (!mod) { PyErr_WriteUnraisable(context ? context : Py_None); /* There has been a warning before about this already */ return E_FAIL; } func = PyObject_GetAttrString(mod, "DllGetClassObject"); Py_DECREF(mod); if (!func) { PyErr_WriteUnraisable(context ? context : Py_None); return E_FAIL; } { PyObject *py_rclsid = PyLong_FromVoidPtr((void *)rclsid); PyObject *py_riid = PyLong_FromVoidPtr((void *)riid); PyObject *py_ppv = PyLong_FromVoidPtr(ppv); if (!py_rclsid || !py_riid || !py_ppv) { Py_XDECREF(py_rclsid); Py_XDECREF(py_riid); Py_XDECREF(py_ppv); Py_DECREF(func); PyErr_WriteUnraisable(context ? context : Py_None); return E_FAIL; } result = PyObject_CallFunctionObjArgs(func, py_rclsid, py_riid, py_ppv, NULL); Py_DECREF(py_rclsid); Py_DECREF(py_riid); Py_DECREF(py_ppv); } Py_DECREF(func); if (!result) { PyErr_WriteUnraisable(context ? context : Py_None); return E_FAIL; } retval = PyInt_AsLong(result); if (PyErr_Occurred()) { PyErr_WriteUnraisable(context ? context : Py_None); retval = E_FAIL; } Py_DECREF(result); return retval; }
/******************************************************************/
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/_ctypes/callbacks.c#L511-L568
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
DllCanUnloadNow
STDAPI DllCanUnloadNow(void) { long result; #ifdef WITH_THREAD PyGILState_STATE state = PyGILState_Ensure(); #endif result = Call_CanUnloadNow(); #ifdef WITH_THREAD PyGILState_Release(state); #endif return result; }
/* DllRegisterServer and DllUnregisterServer still missing */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/_ctypes/callbacks.c#L635-L646
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
ConvParam
static int ConvParam(PyObject *obj, Py_ssize_t index, struct argument *pa) { StgDictObject *dict; pa->keep = NULL; /* so we cannot forget it later */ dict = PyObject_stgdict(obj); if (dict) { PyCArgObject *carg; assert(dict->paramfunc); /* If it has an stgdict, it is a CDataObject */ carg = dict->paramfunc((CDataObject *)obj); pa->ffi_type = carg->pffi_type; memcpy(&pa->value, &carg->value, sizeof(pa->value)); pa->keep = (PyObject *)carg; return 0; } if (PyCArg_CheckExact(obj)) { PyCArgObject *carg = (PyCArgObject *)obj; pa->ffi_type = carg->pffi_type; Py_INCREF(obj); pa->keep = obj; memcpy(&pa->value, &carg->value, sizeof(pa->value)); return 0; } /* check for None, integer, string or unicode and use directly if successful */ if (obj == Py_None) { pa->ffi_type = &ffi_type_pointer; pa->value.p = NULL; return 0; } if (PyInt_Check(obj)) { pa->ffi_type = &ffi_type_sint; pa->value.i = PyInt_AS_LONG(obj); return 0; } if (PyLong_Check(obj)) { pa->ffi_type = &ffi_type_sint; pa->value.i = (long)PyLong_AsUnsignedLong(obj); if (pa->value.i == -1 && PyErr_Occurred()) { PyErr_Clear(); pa->value.i = PyLong_AsLong(obj); if (pa->value.i == -1 && PyErr_Occurred()) { PyErr_SetString(PyExc_OverflowError, "long int too long to convert"); return -1; } } return 0; } if (PyString_Check(obj)) { pa->ffi_type = &ffi_type_pointer; pa->value.p = PyString_AS_STRING(obj); Py_INCREF(obj); pa->keep = obj; return 0; } #ifdef CTYPES_UNICODE if (PyUnicode_Check(obj)) { #ifdef HAVE_USABLE_WCHAR_T pa->ffi_type = &ffi_type_pointer; pa->value.p = PyUnicode_AS_UNICODE(obj); Py_INCREF(obj); pa->keep = obj; return 0; #else int size = PyUnicode_GET_SIZE(obj); pa->ffi_type = &ffi_type_pointer; size += 1; /* terminating NUL */ size *= sizeof(wchar_t); pa->value.p = PyMem_Malloc(size); if (!pa->value.p) { PyErr_NoMemory(); return -1; } memset(pa->value.p, 0, size); pa->keep = CAPSULE_NEW(pa->value.p, CTYPES_CAPSULE_WCHAR_T); if (!pa->keep) { PyMem_Free(pa->value.p); return -1; } if (-1 == PyUnicode_AsWideChar((PyUnicodeObject *)obj, pa->value.p, PyUnicode_GET_SIZE(obj))) return -1; return 0; #endif } #endif { PyObject *arg; arg = PyObject_GetAttrString(obj, "_as_parameter_"); /* Which types should we exactly allow here? integers are required for using Python classes as parameters (they have to expose the '_as_parameter_' attribute) */ if (arg) { int result; result = ConvParam(arg, index, pa); Py_DECREF(arg); return result; } PyErr_Format(PyExc_TypeError, "Don't know how to convert parameter %d", Py_SAFE_DOWNCAST(index, Py_ssize_t, int)); return -1; } }
/* * Convert a single Python object into a PyCArgObject and return it. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/_ctypes/callproc.c#L616-L729
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
get_long
static int get_long(PyObject *v, long *p) { long x; if (PyFloat_Check(v)) { PyErr_SetString(PyExc_TypeError, "int expected instead of float"); return -1; } x = PyInt_AsUnsignedLongMask(v); if (x == -1 && PyErr_Occurred()) return -1; *p = x; return 0; }
/******************************************************************/ /* Accessor functions */ /* Derived from Modules/structmodule.c: Helper routine to get a Python integer and raise the appropriate error if it isn't one */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/_ctypes/cfield.c#L352-L366
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
get_ulong
static int get_ulong(PyObject *v, unsigned long *p) { unsigned long x; if (PyFloat_Check(v)) { PyErr_SetString(PyExc_TypeError, "int expected instead of float"); return -1; } x = PyInt_AsUnsignedLongMask(v); if (x == (unsigned long)-1 && PyErr_Occurred()) return -1; *p = x; return 0; }
/* Same, but handling unsigned long */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/_ctypes/cfield.c#L370-L384
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
get_longlong
static int get_longlong(PyObject *v, PY_LONG_LONG *p) { PY_LONG_LONG x; if (PyFloat_Check(v)) { PyErr_SetString(PyExc_TypeError, "int expected instead of float"); return -1; } x = PyInt_AsUnsignedLongLongMask(v); if (x == -1 && PyErr_Occurred()) return -1; *p = x; return 0; }
/* Same, but handling native long long. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/_ctypes/cfield.c#L390-L404
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
get_ulonglong
static int get_ulonglong(PyObject *v, unsigned PY_LONG_LONG *p) { unsigned PY_LONG_LONG x; if (PyFloat_Check(v)) { PyErr_SetString(PyExc_TypeError, "int expected instead of float"); return -1; } x = PyInt_AsUnsignedLongLongMask(v); if (x == (unsigned PY_LONG_LONG)-1 && PyErr_Occurred()) return -1; *p = x; return 0; }
/* Same, but handling native unsigned long long. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/_ctypes/cfield.c#L408-L422
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
ffi_closure_free
void ffi_closure_free(void *p) { ITEM *item = (ITEM *)p; item->next = free_list; free_list = item; }
/******************************************************************/ /* put the item back into the free list */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/_ctypes/malloc_closure.c#L96-L101
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
PyCStgDict_init
static int PyCStgDict_init(StgDictObject *self, PyObject *args, PyObject *kwds) { if (PyDict_Type.tp_init((PyObject *)self, args, kwds) < 0) return -1; self->format = NULL; self->ndim = 0; self->shape = NULL; return 0; }
/******************************************************************/ /* StdDict - a dictionary subclass, containing additional C accessible fields XXX blabla more */ /* Seems we need this, otherwise we get problems when calling * PyDict_SetItem() (ma_lookup is NULL) */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/_ctypes/stgdict.c#L23-L32
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
MakeFields
static int MakeFields(PyObject *type, CFieldObject *descr, Py_ssize_t index, Py_ssize_t offset) { Py_ssize_t i; PyObject *fields; PyObject *fieldlist; fields = PyObject_GetAttrString(descr->proto, "_fields_"); if (fields == NULL) return -1; fieldlist = PySequence_Fast(fields, "_fields_ must be a sequence"); Py_DECREF(fields); if (fieldlist == NULL) return -1; for (i = 0; i < PySequence_Fast_GET_SIZE(fieldlist); ++i) { PyObject *pair = PySequence_Fast_GET_ITEM(fieldlist, i); /* borrowed */ PyObject *fname, *ftype, *bits; CFieldObject *fdescr; CFieldObject *new_descr; /* Convert to PyArg_UnpackTuple... */ if (!PyArg_ParseTuple(pair, "OO|O", &fname, &ftype, &bits)) { Py_DECREF(fieldlist); return -1; } fdescr = (CFieldObject *)PyObject_GetAttr(descr->proto, fname); if (fdescr == NULL) { Py_DECREF(fieldlist); return -1; } if (Py_TYPE(fdescr) != &PyCField_Type) { PyErr_SetString(PyExc_TypeError, "unexpected type"); Py_DECREF(fdescr); Py_DECREF(fieldlist); return -1; } if (fdescr->anonymous) { int rc = MakeFields(type, fdescr, index + fdescr->index, offset + fdescr->offset); Py_DECREF(fdescr); if (rc == -1) { Py_DECREF(fieldlist); return -1; } continue; } new_descr = (CFieldObject *)PyObject_CallObject((PyObject *)&PyCField_Type, NULL); if (new_descr == NULL) { Py_DECREF(fdescr); Py_DECREF(fieldlist); return -1; } assert(Py_TYPE(new_descr) == &PyCField_Type); new_descr->size = fdescr->size; new_descr->offset = fdescr->offset + offset; new_descr->index = fdescr->index + index; new_descr->proto = fdescr->proto; Py_XINCREF(new_descr->proto); new_descr->getfunc = fdescr->getfunc; new_descr->setfunc = fdescr->setfunc; Py_DECREF(fdescr); if (-1 == PyObject_SetAttr(type, fname, (PyObject *)new_descr)) { Py_DECREF(fieldlist); Py_DECREF(new_descr); return -1; } Py_DECREF(new_descr); } Py_DECREF(fieldlist); return 0; }
/* descr is the descriptor for a field marked as anonymous. Get all the _fields_ descriptors from descr->proto, create new descriptors with offset and index adjusted, and stuff them into type. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/_ctypes/stgdict.c#L187-L261
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
MakeAnonFields
static int MakeAnonFields(PyObject *type) { PyObject *anon; PyObject *anon_names; Py_ssize_t i; anon = PyObject_GetAttrString(type, "_anonymous_"); if (anon == NULL) { PyErr_Clear(); return 0; } anon_names = PySequence_Fast(anon, "_anonymous_ must be a sequence"); Py_DECREF(anon); if (anon_names == NULL) return -1; for (i = 0; i < PySequence_Fast_GET_SIZE(anon_names); ++i) { PyObject *fname = PySequence_Fast_GET_ITEM(anon_names, i); /* borrowed */ CFieldObject *descr = (CFieldObject *)PyObject_GetAttr(type, fname); if (descr == NULL) { Py_DECREF(anon_names); return -1; } assert(Py_TYPE(descr) == &PyCField_Type); descr->anonymous = 1; /* descr is in the field descriptor. */ if (-1 == MakeFields(type, (CFieldObject *)descr, ((CFieldObject *)descr)->index, ((CFieldObject *)descr)->offset)) { Py_DECREF(descr); Py_DECREF(anon_names); return -1; } Py_DECREF(descr); } Py_DECREF(anon_names); return 0; }
/* Iterate over the names in the type's _anonymous_ attribute, if present, */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/_ctypes/stgdict.c#L265-L305
4389085c8ce35cff887a4cc18fc47d1133d89ffb
BigWorld-Engine-14.4.1
github_2023
v2v3v4
c
PyCStructUnionType_update_stgdict
int PyCStructUnionType_update_stgdict(PyObject *type, PyObject *fields, int isStruct) { StgDictObject *stgdict, *basedict; Py_ssize_t len, offset, size, align, i; Py_ssize_t union_size, total_align; Py_ssize_t field_size = 0; int bitofs; PyObject *isPacked; int pack = 0; Py_ssize_t ffi_ofs; int big_endian; /* HACK Alert: I cannot be bothered to fix ctypes.com, so there has to be a way to use the old, broken sematics: _fields_ are not extended but replaced in subclasses. XXX Remove this in ctypes 1.0! */ int use_broken_old_ctypes_semantics; if (fields == NULL) return 0; #ifdef WORDS_BIGENDIAN big_endian = PyObject_HasAttrString(type, "_swappedbytes_") ? 0 : 1; #else big_endian = PyObject_HasAttrString(type, "_swappedbytes_") ? 1 : 0; #endif use_broken_old_ctypes_semantics = \ PyObject_HasAttrString(type, "_use_broken_old_ctypes_structure_semantics_"); isPacked = PyObject_GetAttrString(type, "_pack_"); if (isPacked) { pack = _PyInt_AsInt(isPacked); if (pack < 0 || PyErr_Occurred()) { Py_XDECREF(isPacked); PyErr_SetString(PyExc_ValueError, "_pack_ must be a non-negative integer"); return -1; } Py_DECREF(isPacked); } else PyErr_Clear(); len = PySequence_Length(fields); if (len == -1) { PyErr_SetString(PyExc_TypeError, "'_fields_' must be a sequence of pairs"); return -1; } stgdict = PyType_stgdict(type); if (!stgdict) return -1; /* If this structure/union is already marked final we cannot assign _fields_ anymore. */ if (stgdict->flags & DICTFLAG_FINAL) {/* is final ? */ PyErr_SetString(PyExc_AttributeError, "_fields_ is final"); return -1; } if (stgdict->format) { PyMem_Free(stgdict->format); stgdict->format = NULL; } if (stgdict->ffi_type_pointer.elements) PyMem_Free(stgdict->ffi_type_pointer.elements); basedict = PyType_stgdict((PyObject *)((PyTypeObject *)type)->tp_base); if (basedict && !use_broken_old_ctypes_semantics) { size = offset = basedict->size; align = basedict->align; union_size = 0; total_align = align ? align : 1; stgdict->ffi_type_pointer.type = FFI_TYPE_STRUCT; stgdict->ffi_type_pointer.elements = PyMem_Malloc(sizeof(ffi_type *) * (basedict->length + len + 1)); if (stgdict->ffi_type_pointer.elements == NULL) { PyErr_NoMemory(); return -1; } memset(stgdict->ffi_type_pointer.elements, 0, sizeof(ffi_type *) * (basedict->length + len + 1)); memcpy(stgdict->ffi_type_pointer.elements, basedict->ffi_type_pointer.elements, sizeof(ffi_type *) * (basedict->length)); ffi_ofs = basedict->length; } else { offset = 0; size = 0; align = 0; union_size = 0; total_align = 1; stgdict->ffi_type_pointer.type = FFI_TYPE_STRUCT; stgdict->ffi_type_pointer.elements = PyMem_Malloc(sizeof(ffi_type *) * (len + 1)); if (stgdict->ffi_type_pointer.elements == NULL) { PyErr_NoMemory(); return -1; } memset(stgdict->ffi_type_pointer.elements, 0, sizeof(ffi_type *) * (len + 1)); ffi_ofs = 0; } assert(stgdict->format == NULL); if (isStruct && !isPacked) { stgdict->format = _ctypes_alloc_format_string(NULL, "T{"); } else { /* PEP3118 doesn't support union, or packed structures (well, only standard packing, but we dont support the pep for that). Use 'B' for bytes. */ stgdict->format = _ctypes_alloc_format_string(NULL, "B"); } #define realdict ((PyObject *)&stgdict->dict) for (i = 0; i < len; ++i) { PyObject *name = NULL, *desc = NULL; PyObject *pair = PySequence_GetItem(fields, i); PyObject *prop; StgDictObject *dict; int bitsize = 0; if (!pair || !PyArg_ParseTuple(pair, "OO|i", &name, &desc, &bitsize)) { PyErr_SetString(PyExc_AttributeError, "'_fields_' must be a sequence of pairs"); Py_XDECREF(pair); return -1; } dict = PyType_stgdict(desc); if (dict == NULL) { Py_DECREF(pair); PyErr_Format(PyExc_TypeError, #if (PY_VERSION_HEX < 0x02050000) "second item in _fields_ tuple (index %d) must be a C type", #else "second item in _fields_ tuple (index %zd) must be a C type", #endif i); return -1; } stgdict->ffi_type_pointer.elements[ffi_ofs + i] = &dict->ffi_type_pointer; if (dict->flags & (TYPEFLAG_ISPOINTER | TYPEFLAG_HASPOINTER)) stgdict->flags |= TYPEFLAG_HASPOINTER; dict->flags |= DICTFLAG_FINAL; /* mark field type final */ if (PyTuple_Size(pair) == 3) { /* bits specified */ switch(dict->ffi_type_pointer.type) { case FFI_TYPE_UINT8: case FFI_TYPE_UINT16: case FFI_TYPE_UINT32: case FFI_TYPE_SINT64: case FFI_TYPE_UINT64: break; case FFI_TYPE_SINT8: case FFI_TYPE_SINT16: case FFI_TYPE_SINT32: if (dict->getfunc != _ctypes_get_fielddesc("c")->getfunc #ifdef CTYPES_UNICODE && dict->getfunc != _ctypes_get_fielddesc("u")->getfunc #endif ) break; /* else fall through */ default: PyErr_Format(PyExc_TypeError, "bit fields not allowed for type %s", ((PyTypeObject *)desc)->tp_name); Py_DECREF(pair); return -1; } if (bitsize <= 0 || bitsize > dict->size * 8) { PyErr_SetString(PyExc_ValueError, "number of bits invalid for bit field"); Py_DECREF(pair); return -1; } } else bitsize = 0; if (isStruct && !isPacked) { char *fieldfmt = dict->format ? dict->format : "B"; char *fieldname = PyString_AsString(name); char *ptr; Py_ssize_t len; char *buf; if (fieldname == NULL) { PyErr_Format(PyExc_TypeError, "structure field name must be string not %s", name->ob_type->tp_name); Py_DECREF(pair); return -1; } len = strlen(fieldname) + strlen(fieldfmt); buf = PyMem_Malloc(len + 2 + 1); if (buf == NULL) { Py_DECREF(pair); PyErr_NoMemory(); return -1; } sprintf(buf, "%s:%s:", fieldfmt, fieldname); ptr = stgdict->format; if (dict->shape != NULL) { stgdict->format = _ctypes_alloc_format_string_with_shape( dict->ndim, dict->shape, stgdict->format, buf); } else { stgdict->format = _ctypes_alloc_format_string(stgdict->format, buf); } PyMem_Free(ptr); PyMem_Free(buf); if (stgdict->format == NULL) { Py_DECREF(pair); return -1; } } if (isStruct) { prop = PyCField_FromDesc(desc, i, &field_size, bitsize, &bitofs, &size, &offset, &align, pack, big_endian); } else /* union */ { size = 0; offset = 0; align = 0; prop = PyCField_FromDesc(desc, i, &field_size, bitsize, &bitofs, &size, &offset, &align, pack, big_endian); union_size = max(size, union_size); } total_align = max(align, total_align); if (!prop) { Py_DECREF(pair); return -1; } if (-1 == PyObject_SetAttr(type, name, prop)) { Py_DECREF(prop); Py_DECREF(pair); return -1; } Py_DECREF(pair); Py_DECREF(prop); } #undef realdict if (isStruct && !isPacked) { char *ptr = stgdict->format; stgdict->format = _ctypes_alloc_format_string(stgdict->format, "}"); PyMem_Free(ptr); if (stgdict->format == NULL) return -1; } if (!isStruct) size = union_size; /* Adjust the size according to the alignment requirements */ size = ((size + total_align - 1) / total_align) * total_align; stgdict->ffi_type_pointer.alignment = Py_SAFE_DOWNCAST(total_align, Py_ssize_t, unsigned short); stgdict->ffi_type_pointer.size = size; stgdict->size = size; stgdict->align = total_align; stgdict->length = len; /* ADD ffi_ofs? */ /* We did check that this flag was NOT set above, it must not have been set until now. */ if (stgdict->flags & DICTFLAG_FINAL) { PyErr_SetString(PyExc_AttributeError, "Structure or union cannot contain itself"); return -1; } stgdict->flags |= DICTFLAG_FINAL; return MakeAnonFields(type); }
/* Retrive the (optional) _pack_ attribute from a type, the _fields_ attribute, and create an StgDictObject. Used for Structure and Union subclasses. */
https://github.com/v2v3v4/BigWorld-Engine-14.4.1/blob/4389085c8ce35cff887a4cc18fc47d1133d89ffb/programming/bigworld/third_party/python/Modules/_ctypes/stgdict.c#L311-L599
4389085c8ce35cff887a4cc18fc47d1133d89ffb