Include/methodobject.h

   1
   2 /* Method object interface */
   3
   4 #ifndef Py_METHODOBJECT_H
   5 #define Py_METHODOBJECT_H
   6 #ifdef __cplusplus
   7 extern "C" {
   8 #endif
   9
  10 extern DL_IMPORT(PyTypeObject) PyCFunction_Type;
  11
  12 #define PyCFunction_Check(op) ((op)->ob_type == &PyCFunction_Type)
  13
  14 typedef PyObject *(*PyCFunction)(PyObject *, PyObject *);
  15 typedef PyObject *(*PyCFunctionWithKeywords)(PyObject *, PyObject *,
  16                                              PyObject *);
  17
  18 extern DL_IMPORT(PyCFunction) PyCFunction_GetFunction(PyObject *);
  19 extern DL_IMPORT(PyObject *) PyCFunction_GetSelf(PyObject *);
  20 extern DL_IMPORT(int) PyCFunction_GetFlags(PyObject *);
  21
  22 /* Macros for direct access to these values. Type checks are *not*
  23    done, so use with care. */
  24 #define PyCFunction_GET_FUNCTION(func) \
  25         (((PyCFunctionObject *)func) -> m_ml -> ml_meth)
  26 #define PyCFunction_GET_SELF(func) \
  27         (((PyCFunctionObject *)func) -> m_self)
  28 #define PyCFunction_GET_FLAGS(func) \
  29         (((PyCFunctionObject *)func) -> m_ml -> ml_flags)
  30
  31 struct PyMethodDef {
  32     char        *ml_name;
  33     PyCFunction  ml_meth;
  34     int          ml_flags;
  35     char        *ml_doc;
  36 };
  37 typedef struct PyMethodDef PyMethodDef;
  38
  39 extern DL_IMPORT(PyObject *) Py_FindMethod(PyMethodDef[], PyObject *, char *);
  40
  41 extern DL_IMPORT(PyObject *) PyCFunction_New(PyMethodDef *, PyObject *);
  42
  43 /* Flag passed to newmethodobject */
  44 #define METH_OLDARGS  0x0000
  45 #define METH_VARARGS  0x0001
  46 #define METH_KEYWORDS 0x0002
  47
  48 typedef struct PyMethodChain {
  49     PyMethodDef *methods;               /* Methods of this type */
  50     struct PyMethodChain *link; /* NULL or base type */
  51 } PyMethodChain;
  52
  53 extern DL_IMPORT(PyObject *) Py_FindMethodInChain(PyMethodChain *, PyObject *,
  54                                                   char *);
  55
  56 typedef struct {
  57     PyObject_HEAD
  58     PyMethodDef *m_ml;
  59     PyObject    *m_self;
  60 } PyCFunctionObject;
  61
  62 #ifdef __cplusplus
  63 }
  64 #endif
  65 #endif /* !Py_METHODOBJECT_H */