https://github.com/python/cpython
Tip revision: 74f4bd53e03ded8408bcc2de67cf0f5a4ac5b1a1 authored by Barry Warsaw on 23 February 2012, 15:59:38 UTC
Bump some more copyright years (as per PEP 101), since this is the first
Bump some more copyright years (as per PEP 101), since this is the first
Tip revision: 74f4bd5
structmember.h
#ifndef Py_STRUCTMEMBER_H
#define Py_STRUCTMEMBER_H
#ifdef __cplusplus
extern "C" {
#endif
/* Interface to map C struct members to Python object attributes */
#include <stddef.h> /* For offsetof */
/* The offsetof() macro calculates the offset of a structure member
in its structure. Unfortunately this cannot be written down
portably, hence it is provided by a Standard C header file.
For pre-Standard C compilers, here is a version that usually works
(but watch out!): */
#ifndef offsetof
#define offsetof(type, member) ( (int) & ((type*)0) -> member )
#endif
/* An array of memberlist structures defines the name, type and offset
of selected members of a C structure. These can be read by
PyMember_Get() and set by PyMember_Set() (except if their READONLY flag
is set). The array must be terminated with an entry whose name
pointer is NULL. */
struct memberlist {
/* Obsolete version, for binary backwards compatibility */
char *name;
int type;
int offset;
int flags;
};
typedef struct PyMemberDef {
/* Current version, use this */
char *name;
int type;
Py_ssize_t offset;
int flags;
char *doc;
} PyMemberDef;
/* Types */
#define T_SHORT 0
#define T_INT 1
#define T_LONG 2
#define T_FLOAT 3
#define T_DOUBLE 4
#define T_STRING 5
#define T_OBJECT 6
/* XXX the ordering here is weird for binary compatibility */
#define T_CHAR 7 /* 1-character string */
#define T_BYTE 8 /* 8-bit signed int */
/* unsigned variants: */
#define T_UBYTE 9
#define T_USHORT 10
#define T_UINT 11
#define T_ULONG 12
/* Added by Jack: strings contained in the structure */
#define T_STRING_INPLACE 13
/* Added by Lillo: bools contained in the structure (assumed char) */
#define T_BOOL 14
#define T_OBJECT_EX 16 /* Like T_OBJECT, but raises AttributeError
when the value is NULL, instead of
converting to None. */
#ifdef HAVE_LONG_LONG
#define T_LONGLONG 17
#define T_ULONGLONG 18
#endif /* HAVE_LONG_LONG */
#define T_PYSSIZET 19 /* Py_ssize_t */
/* Flags */
#define READONLY 1
#define RO READONLY /* Shorthand */
#define READ_RESTRICTED 2
#define PY_WRITE_RESTRICTED 4
#define RESTRICTED (READ_RESTRICTED | PY_WRITE_RESTRICTED)
/* Obsolete API, for binary backwards compatibility */
PyAPI_FUNC(PyObject *) PyMember_Get(const char *, struct memberlist *, const char *);
PyAPI_FUNC(int) PyMember_Set(char *, struct memberlist *, const char *, PyObject *);
/* Current API, use this */
PyAPI_FUNC(PyObject *) PyMember_GetOne(const char *, struct PyMemberDef *);
PyAPI_FUNC(int) PyMember_SetOne(char *, struct PyMemberDef *, PyObject *);
#ifdef __cplusplus
}
#endif
#endif /* !Py_STRUCTMEMBER_H */