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- #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 */
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