1#ifndef Py_CPYTHON_MODSUPPORT_H
2#  error "this header file must not be included directly"
3#endif
4
5/* If PY_SSIZE_T_CLEAN is defined, each functions treats #-specifier
6   to mean Py_ssize_t */
7#ifdef PY_SSIZE_T_CLEAN
8#define _Py_VaBuildStack                _Py_VaBuildStack_SizeT
9#else
10PyAPI_FUNC(PyObject *) _Py_VaBuildValue_SizeT(const char *, va_list);
11PyAPI_FUNC(PyObject **) _Py_VaBuildStack_SizeT(
12    PyObject **small_stack,
13    Py_ssize_t small_stack_len,
14    const char *format,
15    va_list va,
16    Py_ssize_t *p_nargs);
17#endif
18
19PyAPI_FUNC(int) _PyArg_UnpackStack(
20    PyObject *const *args,
21    Py_ssize_t nargs,
22    const char *name,
23    Py_ssize_t min,
24    Py_ssize_t max,
25    ...);
26
27PyAPI_FUNC(int) _PyArg_NoKeywords(const char *funcname, PyObject *kwargs);
28PyAPI_FUNC(int) _PyArg_NoKwnames(const char *funcname, PyObject *kwnames);
29PyAPI_FUNC(int) _PyArg_NoPositional(const char *funcname, PyObject *args);
30#define _PyArg_NoKeywords(funcname, kwargs) \
31    ((kwargs) == NULL || _PyArg_NoKeywords((funcname), (kwargs)))
32#define _PyArg_NoKwnames(funcname, kwnames) \
33    ((kwnames) == NULL || _PyArg_NoKwnames((funcname), (kwnames)))
34#define _PyArg_NoPositional(funcname, args) \
35    ((args) == NULL || _PyArg_NoPositional((funcname), (args)))
36
37PyAPI_FUNC(void) _PyArg_BadArgument(const char *, const char *, const char *, PyObject *);
38PyAPI_FUNC(int) _PyArg_CheckPositional(const char *, Py_ssize_t,
39                                       Py_ssize_t, Py_ssize_t);
40#define _PyArg_CheckPositional(funcname, nargs, min, max) \
41    ((!ANY_VARARGS(max) && (min) <= (nargs) && (nargs) <= (max)) \
42     || _PyArg_CheckPositional((funcname), (nargs), (min), (max)))
43
44PyAPI_FUNC(PyObject **) _Py_VaBuildStack(
45    PyObject **small_stack,
46    Py_ssize_t small_stack_len,
47    const char *format,
48    va_list va,
49    Py_ssize_t *p_nargs);
50
51typedef struct _PyArg_Parser {
52    const char *format;
53    const char * const *keywords;
54    const char *fname;
55    const char *custom_msg;
56    int pos;            /* number of positional-only arguments */
57    int min;            /* minimal number of arguments */
58    int max;            /* maximal number of positional arguments */
59    PyObject *kwtuple;  /* tuple of keyword parameter names */
60    struct _PyArg_Parser *next;
61} _PyArg_Parser;
62
63#ifdef PY_SSIZE_T_CLEAN
64#define _PyArg_ParseTupleAndKeywordsFast  _PyArg_ParseTupleAndKeywordsFast_SizeT
65#define _PyArg_ParseStack  _PyArg_ParseStack_SizeT
66#define _PyArg_ParseStackAndKeywords  _PyArg_ParseStackAndKeywords_SizeT
67#define _PyArg_VaParseTupleAndKeywordsFast  _PyArg_VaParseTupleAndKeywordsFast_SizeT
68#endif
69
70PyAPI_FUNC(int) _PyArg_ParseTupleAndKeywordsFast(PyObject *, PyObject *,
71                                                 struct _PyArg_Parser *, ...);
72PyAPI_FUNC(int) _PyArg_ParseStack(
73    PyObject *const *args,
74    Py_ssize_t nargs,
75    const char *format,
76    ...);
77PyAPI_FUNC(int) _PyArg_ParseStackAndKeywords(
78    PyObject *const *args,
79    Py_ssize_t nargs,
80    PyObject *kwnames,
81    struct _PyArg_Parser *,
82    ...);
83PyAPI_FUNC(int) _PyArg_VaParseTupleAndKeywordsFast(PyObject *, PyObject *,
84                                                   struct _PyArg_Parser *, va_list);
85PyAPI_FUNC(PyObject * const *) _PyArg_UnpackKeywords(
86        PyObject *const *args, Py_ssize_t nargs,
87        PyObject *kwargs, PyObject *kwnames,
88        struct _PyArg_Parser *parser,
89        int minpos, int maxpos, int minkw,
90        PyObject **buf);
91
92PyAPI_FUNC(PyObject * const *) _PyArg_UnpackKeywordsWithVararg(
93        PyObject *const *args, Py_ssize_t nargs,
94        PyObject *kwargs, PyObject *kwnames,
95        struct _PyArg_Parser *parser,
96        int minpos, int maxpos, int minkw,
97        int vararg, PyObject **buf);
98
99#define _PyArg_UnpackKeywords(args, nargs, kwargs, kwnames, parser, minpos, maxpos, minkw, buf) \
100    (((minkw) == 0 && (kwargs) == NULL && (kwnames) == NULL && \
101      (minpos) <= (nargs) && (nargs) <= (maxpos) && args != NULL) ? (args) : \
102     _PyArg_UnpackKeywords((args), (nargs), (kwargs), (kwnames), (parser), \
103                           (minpos), (maxpos), (minkw), (buf)))
104
105PyAPI_FUNC(PyObject *) _PyModule_CreateInitialized(PyModuleDef*, int apiver);
106
107PyAPI_DATA(const char *) _Py_PackageContext;
108