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from cpython.mem cimport PyMem_Malloc, PyMem_Free
cdef extern from *:
ctypedef void PyObject
ctypedef struct PyCodeObject:
int co_argcount; # arguments, except *args */
int co_kwonlyargcount; # keyword only arguments */
int co_nlocals; # local variables */
int co_stacksize; # entries needed for evaluation stack */
int co_flags; # CO_..., see below */
int co_firstlineno; # first source line number */
PyObject *co_code; # instruction opcodes */
PyObject *co_consts; # list (constants used) */
PyObject *co_names; # list of strings (names used) */
PyObject *co_varnames; # tuple of strings (local variable names) */
PyObject *co_freevars; # tuple of strings (free variable names) */
PyObject *co_cellvars; # tuple of strings (cell variable names) */
unsigned char *co_cell2arg; # Maps cell vars which are arguments. */
PyObject *co_filename; # unicode (where it was loaded from) */
PyObject *co_name; # unicode (name, for reference) */
PyObject *co_lnotab; # string (encoding addr<->lineno mapping) See
# Objects/lnotab_notes.txt for details. */
void *co_zombieframe; # for optimization only (see frameobject.c) */
PyObject *co_weakreflist; # to support weakrefs to code objects */
void *co_extra;
cdef extern from "frameobject.h":
ctypedef struct PyFrameObject:
PyFrameObject *f_back
PyCodeObject *f_code # code segment
PyObject *f_builtins # builtin symbol table (PyDictObject)
PyObject *f_globals # global symbol table (PyDictObject) */
PyObject *f_locals # local symbol table (any mapping) */
PyObject **f_valuestack #
PyObject **f_stacktop
PyObject *f_trace # Trace function */
PyObject *f_exc_type
PyObject *f_exc_value
PyObject *f_exc_traceback
PyObject *f_gen;
int f_lasti; #/* Last instruction if called */
int f_lineno; #/* Current line number */
int f_iblock; #/* index in f_blockstack */
char f_executing; #/* whether the frame is still executing */
PyObject *f_localsplus[1];
cdef extern from "release_mem.h":
void release_co_extra(void *)
cdef extern from "code.h":
ctypedef void freefunc(void *)
int _PyCode_GetExtra(PyObject *code, Py_ssize_t index, void **extra)
int _PyCode_SetExtra(PyObject *code, Py_ssize_t index, void *extra)
# TODO: Things are in a different place for Python 3.11.
# cdef extern from "cpython/code.h":
# ctypedef void freefunc(void *)
# int _PyCode_GetExtra(PyObject *code, Py_ssize_t index, void **extra)
# int _PyCode_SetExtra(PyObject *code, Py_ssize_t index, void *extra)
cdef extern from "Python.h":
void Py_INCREF(object o)
void Py_DECREF(object o)
object PyImport_ImportModule(char *name)
PyObject* PyObject_CallFunction(PyObject *callable, const char *format, ...)
object PyObject_GetAttrString(object o, char *attr_name)
cdef extern from "pystate.h":
# ctypedef PyObject* _PyFrameEvalFunction(PyThreadState* tstate, PyFrameObject *frame, int exc)
# ctypedef PyObject* _PyFrameEvalFunction(PyFrameObject *frame, int exc)
ctypedef PyObject* _PyFrameEvalFunction(...)
ctypedef struct PyInterpreterState:
PyInterpreterState *next
PyInterpreterState *tstate_head
PyObject *modules
PyObject *modules_by_index
PyObject *sysdict
PyObject *builtins
PyObject *importlib
PyObject *codec_search_path
PyObject *codec_search_cache
PyObject *codec_error_registry
int codecs_initialized
int fscodec_initialized
int dlopenflags
PyObject *builtins_copy
PyObject *import_func
# Initialized to PyEval_EvalFrameDefault().
_PyFrameEvalFunction eval_frame
ctypedef struct PyThreadState:
PyThreadState *prev
PyThreadState *next
PyInterpreterState *interp
# ...
PyThreadState *PyThreadState_Get()
cdef extern from "ceval.h":
'''
#if PY_VERSION_HEX >= 0x03090000
PyObject * noop(PyFrameObject *frame, int exc) {
return NULL;
}
#define CALL_EvalFrameDefault_38(a, b) noop(a, b)
#define CALL_EvalFrameDefault_39(a, b, c) _PyEval_EvalFrameDefault(a, b, c)
#else
PyObject * noop(PyThreadState* tstate, PyFrameObject *frame, int exc) {
return NULL;
}
#define CALL_EvalFrameDefault_39(a, b, c) noop(a, b, c)
#define CALL_EvalFrameDefault_38(a, b) _PyEval_EvalFrameDefault(a, b)
#endif
'''
int _PyEval_RequestCodeExtraIndex(freefunc)
PyFrameObject *PyEval_GetFrame()
PyObject* PyEval_CallFunction(PyObject *callable, const char *format, ...)
# PyObject* _PyEval_EvalFrameDefault(PyThreadState* tstate, PyFrameObject *frame, int exc)
# PyObject* _PyEval_EvalFrameDefault(PyFrameObject *frame, int exc)
PyObject* _PyEval_EvalFrameDefault(...)
PyObject* CALL_EvalFrameDefault_38(PyFrameObject *frame, int exc) # Actually a macro.
PyObject* CALL_EvalFrameDefault_39(PyThreadState* tstate, PyFrameObject *frame, int exc) # Actually a macro.
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