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add hg and python

cinap_lenrek committed 15 years ago

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1#ifndef Py_UNICODEOBJECT_H
2#define Py_UNICODEOBJECT_H
3
4/*
5
6Unicode implementation based on original code by Fredrik Lundh,
7modified by Marc-Andre Lemburg (mal@lemburg.com) according to the
8Unicode Integration Proposal (see file Misc/unicode.txt).
9
10Copyright (c) Corporation for National Research Initiatives.
11
12
13 Original header:
14 --------------------------------------------------------------------
15
16 * Yet another Unicode string type for Python. This type supports the
17 * 16-bit Basic Multilingual Plane (BMP) only.
18 *
19 * Written by Fredrik Lundh, January 1999.
20 *
21 * Copyright (c) 1999 by Secret Labs AB.
22 * Copyright (c) 1999 by Fredrik Lundh.
23 *
24 * fredrik@pythonware.com
25 * http://www.pythonware.com
26 *
27 * --------------------------------------------------------------------
28 * This Unicode String Type is
29 *
30 * Copyright (c) 1999 by Secret Labs AB
31 * Copyright (c) 1999 by Fredrik Lundh
32 *
33 * By obtaining, using, and/or copying this software and/or its
34 * associated documentation, you agree that you have read, understood,
35 * and will comply with the following terms and conditions:
36 *
37 * Permission to use, copy, modify, and distribute this software and its
38 * associated documentation for any purpose and without fee is hereby
39 * granted, provided that the above copyright notice appears in all
40 * copies, and that both that copyright notice and this permission notice
41 * appear in supporting documentation, and that the name of Secret Labs
42 * AB or the author not be used in advertising or publicity pertaining to
43 * distribution of the software without specific, written prior
44 * permission.
45 *
46 * SECRET LABS AB AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO
47 * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
48 * FITNESS. IN NO EVENT SHALL SECRET LABS AB OR THE AUTHOR BE LIABLE FOR
49 * ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
50 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
51 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
52 * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
53 * -------------------------------------------------------------------- */
54
55#include <ctype.h>
56
57/* === Internal API ======================================================= */
58
59/* --- Internal Unicode Format -------------------------------------------- */
60
61#ifndef Py_USING_UNICODE
62
63#define PyUnicode_Check(op) 0
64#define PyUnicode_CheckExact(op) 0
65
66#else
67
68/* FIXME: MvL's new implementation assumes that Py_UNICODE_SIZE is
69 properly set, but the default rules below doesn't set it. I'll
70 sort this out some other day -- fredrik@pythonware.com */
71
72#ifndef Py_UNICODE_SIZE
73#error Must define Py_UNICODE_SIZE
74#endif
75
76/* Setting Py_UNICODE_WIDE enables UCS-4 storage. Otherwise, Unicode
77 strings are stored as UCS-2 (with limited support for UTF-16) */
78
79#if Py_UNICODE_SIZE >= 4
80#define Py_UNICODE_WIDE
81#endif
82
83/* Set these flags if the platform has "wchar.h", "wctype.h" and the
84 wchar_t type is a 16-bit unsigned type */
85/* #define HAVE_WCHAR_H */
86/* #define HAVE_USABLE_WCHAR_T */
87
88/* Defaults for various platforms */
89#ifndef PY_UNICODE_TYPE
90
91/* Windows has a usable wchar_t type (unless we're using UCS-4) */
92# if defined(MS_WIN32) && Py_UNICODE_SIZE == 2
93# define HAVE_USABLE_WCHAR_T
94# define PY_UNICODE_TYPE wchar_t
95# endif
96
97# if defined(Py_UNICODE_WIDE)
98# define PY_UNICODE_TYPE Py_UCS4
99# endif
100
101#endif
102
103/* If the compiler provides a wchar_t type we try to support it
104 through the interface functions PyUnicode_FromWideChar() and
105 PyUnicode_AsWideChar(). */
106
107#ifdef HAVE_USABLE_WCHAR_T
108# ifndef HAVE_WCHAR_H
109# define HAVE_WCHAR_H
110# endif
111#endif
112
113#ifdef HAVE_WCHAR_H
114/* Work around a cosmetic bug in BSDI 4.x wchar.h; thanks to Thomas Wouters */
115# ifdef _HAVE_BSDI
116# include <time.h>
117# endif
118# include <wchar.h>
119#endif
120
121/*
122 * Use this typedef when you need to represent a UTF-16 surrogate pair
123 * as single unsigned integer.
124 */
125#if SIZEOF_INT >= 4
126typedef unsigned int Py_UCS4;
127#elif SIZEOF_LONG >= 4
128typedef unsigned long Py_UCS4;
129#endif
130
131typedef PY_UNICODE_TYPE Py_UNICODE;
132
133/* --- UCS-2/UCS-4 Name Mangling ------------------------------------------ */
134
135/* Unicode API names are mangled to assure that UCS-2 and UCS-4 builds
136 produce different external names and thus cause import errors in
137 case Python interpreters and extensions with mixed compiled in
138 Unicode width assumptions are combined. */
139
140#ifndef Py_UNICODE_WIDE
141
142# define PyUnicode_AsASCIIString PyUnicodeUCS2_AsASCIIString
143# define PyUnicode_AsCharmapString PyUnicodeUCS2_AsCharmapString
144# define PyUnicode_AsEncodedObject PyUnicodeUCS2_AsEncodedObject
145# define PyUnicode_AsEncodedString PyUnicodeUCS2_AsEncodedString
146# define PyUnicode_AsLatin1String PyUnicodeUCS2_AsLatin1String
147# define PyUnicode_AsRawUnicodeEscapeString PyUnicodeUCS2_AsRawUnicodeEscapeString
148# define PyUnicode_AsUTF16String PyUnicodeUCS2_AsUTF16String
149# define PyUnicode_AsUTF8String PyUnicodeUCS2_AsUTF8String
150# define PyUnicode_AsUnicode PyUnicodeUCS2_AsUnicode
151# define PyUnicode_AsUnicodeEscapeString PyUnicodeUCS2_AsUnicodeEscapeString
152# define PyUnicode_AsWideChar PyUnicodeUCS2_AsWideChar
153# define PyUnicode_Compare PyUnicodeUCS2_Compare
154# define PyUnicode_Concat PyUnicodeUCS2_Concat
155# define PyUnicode_Contains PyUnicodeUCS2_Contains
156# define PyUnicode_Count PyUnicodeUCS2_Count
157# define PyUnicode_Decode PyUnicodeUCS2_Decode
158# define PyUnicode_DecodeASCII PyUnicodeUCS2_DecodeASCII
159# define PyUnicode_DecodeCharmap PyUnicodeUCS2_DecodeCharmap
160# define PyUnicode_DecodeLatin1 PyUnicodeUCS2_DecodeLatin1
161# define PyUnicode_DecodeRawUnicodeEscape PyUnicodeUCS2_DecodeRawUnicodeEscape
162# define PyUnicode_DecodeUTF16 PyUnicodeUCS2_DecodeUTF16
163# define PyUnicode_DecodeUTF16Stateful PyUnicodeUCS2_DecodeUTF16Stateful
164# define PyUnicode_DecodeUTF8 PyUnicodeUCS2_DecodeUTF8
165# define PyUnicode_DecodeUTF8Stateful PyUnicodeUCS2_DecodeUTF8Stateful
166# define PyUnicode_DecodeUnicodeEscape PyUnicodeUCS2_DecodeUnicodeEscape
167# define PyUnicode_Encode PyUnicodeUCS2_Encode
168# define PyUnicode_EncodeASCII PyUnicodeUCS2_EncodeASCII
169# define PyUnicode_EncodeCharmap PyUnicodeUCS2_EncodeCharmap
170# define PyUnicode_EncodeDecimal PyUnicodeUCS2_EncodeDecimal
171# define PyUnicode_EncodeLatin1 PyUnicodeUCS2_EncodeLatin1
172# define PyUnicode_EncodeRawUnicodeEscape PyUnicodeUCS2_EncodeRawUnicodeEscape
173# define PyUnicode_EncodeUTF16 PyUnicodeUCS2_EncodeUTF16
174# define PyUnicode_EncodeUTF8 PyUnicodeUCS2_EncodeUTF8
175# define PyUnicode_EncodeUnicodeEscape PyUnicodeUCS2_EncodeUnicodeEscape
176# define PyUnicode_Find PyUnicodeUCS2_Find
177# define PyUnicode_Format PyUnicodeUCS2_Format
178# define PyUnicode_FromEncodedObject PyUnicodeUCS2_FromEncodedObject
179# define PyUnicode_FromObject PyUnicodeUCS2_FromObject
180# define PyUnicode_FromOrdinal PyUnicodeUCS2_FromOrdinal
181# define PyUnicode_FromUnicode PyUnicodeUCS2_FromUnicode
182# define PyUnicode_FromWideChar PyUnicodeUCS2_FromWideChar
183# define PyUnicode_GetDefaultEncoding PyUnicodeUCS2_GetDefaultEncoding
184# define PyUnicode_GetMax PyUnicodeUCS2_GetMax
185# define PyUnicode_GetSize PyUnicodeUCS2_GetSize
186# define PyUnicode_Join PyUnicodeUCS2_Join
187# define PyUnicode_Partition PyUnicodeUCS2_Partition
188# define PyUnicode_RPartition PyUnicodeUCS2_RPartition
189# define PyUnicode_RSplit PyUnicodeUCS2_RSplit
190# define PyUnicode_Replace PyUnicodeUCS2_Replace
191# define PyUnicode_Resize PyUnicodeUCS2_Resize
192# define PyUnicode_RichCompare PyUnicodeUCS2_RichCompare
193# define PyUnicode_SetDefaultEncoding PyUnicodeUCS2_SetDefaultEncoding
194# define PyUnicode_Split PyUnicodeUCS2_Split
195# define PyUnicode_Splitlines PyUnicodeUCS2_Splitlines
196# define PyUnicode_Tailmatch PyUnicodeUCS2_Tailmatch
197# define PyUnicode_Translate PyUnicodeUCS2_Translate
198# define PyUnicode_TranslateCharmap PyUnicodeUCS2_TranslateCharmap
199# define _PyUnicode_AsDefaultEncodedString _PyUnicodeUCS2_AsDefaultEncodedString
200# define _PyUnicode_Fini _PyUnicodeUCS2_Fini
201# define _PyUnicode_Init _PyUnicodeUCS2_Init
202# define _PyUnicode_IsAlpha _PyUnicodeUCS2_IsAlpha
203# define _PyUnicode_IsDecimalDigit _PyUnicodeUCS2_IsDecimalDigit
204# define _PyUnicode_IsDigit _PyUnicodeUCS2_IsDigit
205# define _PyUnicode_IsLinebreak _PyUnicodeUCS2_IsLinebreak
206# define _PyUnicode_IsLowercase _PyUnicodeUCS2_IsLowercase
207# define _PyUnicode_IsNumeric _PyUnicodeUCS2_IsNumeric
208# define _PyUnicode_IsTitlecase _PyUnicodeUCS2_IsTitlecase
209# define _PyUnicode_IsUppercase _PyUnicodeUCS2_IsUppercase
210# define _PyUnicode_IsWhitespace _PyUnicodeUCS2_IsWhitespace
211# define _PyUnicode_ToDecimalDigit _PyUnicodeUCS2_ToDecimalDigit
212# define _PyUnicode_ToDigit _PyUnicodeUCS2_ToDigit
213# define _PyUnicode_ToLowercase _PyUnicodeUCS2_ToLowercase
214# define _PyUnicode_ToNumeric _PyUnicodeUCS2_ToNumeric
215# define _PyUnicode_ToTitlecase _PyUnicodeUCS2_ToTitlecase
216# define _PyUnicode_ToUppercase _PyUnicodeUCS2_ToUppercase
217
218#else
219
220# define PyUnicode_AsASCIIString PyUnicodeUCS4_AsASCIIString
221# define PyUnicode_AsCharmapString PyUnicodeUCS4_AsCharmapString
222# define PyUnicode_AsEncodedObject PyUnicodeUCS4_AsEncodedObject
223# define PyUnicode_AsEncodedString PyUnicodeUCS4_AsEncodedString
224# define PyUnicode_AsLatin1String PyUnicodeUCS4_AsLatin1String
225# define PyUnicode_AsRawUnicodeEscapeString PyUnicodeUCS4_AsRawUnicodeEscapeString
226# define PyUnicode_AsUTF16String PyUnicodeUCS4_AsUTF16String
227# define PyUnicode_AsUTF8String PyUnicodeUCS4_AsUTF8String
228# define PyUnicode_AsUnicode PyUnicodeUCS4_AsUnicode
229# define PyUnicode_AsUnicodeEscapeString PyUnicodeUCS4_AsUnicodeEscapeString
230# define PyUnicode_AsWideChar PyUnicodeUCS4_AsWideChar
231# define PyUnicode_Compare PyUnicodeUCS4_Compare
232# define PyUnicode_Concat PyUnicodeUCS4_Concat
233# define PyUnicode_Contains PyUnicodeUCS4_Contains
234# define PyUnicode_Count PyUnicodeUCS4_Count
235# define PyUnicode_Decode PyUnicodeUCS4_Decode
236# define PyUnicode_DecodeASCII PyUnicodeUCS4_DecodeASCII
237# define PyUnicode_DecodeCharmap PyUnicodeUCS4_DecodeCharmap
238# define PyUnicode_DecodeLatin1 PyUnicodeUCS4_DecodeLatin1
239# define PyUnicode_DecodeRawUnicodeEscape PyUnicodeUCS4_DecodeRawUnicodeEscape
240# define PyUnicode_DecodeUTF16 PyUnicodeUCS4_DecodeUTF16
241# define PyUnicode_DecodeUTF16Stateful PyUnicodeUCS4_DecodeUTF16Stateful
242# define PyUnicode_DecodeUTF8 PyUnicodeUCS4_DecodeUTF8
243# define PyUnicode_DecodeUTF8Stateful PyUnicodeUCS4_DecodeUTF8Stateful
244# define PyUnicode_DecodeUnicodeEscape PyUnicodeUCS4_DecodeUnicodeEscape
245# define PyUnicode_Encode PyUnicodeUCS4_Encode
246# define PyUnicode_EncodeASCII PyUnicodeUCS4_EncodeASCII
247# define PyUnicode_EncodeCharmap PyUnicodeUCS4_EncodeCharmap
248# define PyUnicode_EncodeDecimal PyUnicodeUCS4_EncodeDecimal
249# define PyUnicode_EncodeLatin1 PyUnicodeUCS4_EncodeLatin1
250# define PyUnicode_EncodeRawUnicodeEscape PyUnicodeUCS4_EncodeRawUnicodeEscape
251# define PyUnicode_EncodeUTF16 PyUnicodeUCS4_EncodeUTF16
252# define PyUnicode_EncodeUTF8 PyUnicodeUCS4_EncodeUTF8
253# define PyUnicode_EncodeUnicodeEscape PyUnicodeUCS4_EncodeUnicodeEscape
254# define PyUnicode_Find PyUnicodeUCS4_Find
255# define PyUnicode_Format PyUnicodeUCS4_Format
256# define PyUnicode_FromEncodedObject PyUnicodeUCS4_FromEncodedObject
257# define PyUnicode_FromObject PyUnicodeUCS4_FromObject
258# define PyUnicode_FromOrdinal PyUnicodeUCS4_FromOrdinal
259# define PyUnicode_FromUnicode PyUnicodeUCS4_FromUnicode
260# define PyUnicode_FromWideChar PyUnicodeUCS4_FromWideChar
261# define PyUnicode_GetDefaultEncoding PyUnicodeUCS4_GetDefaultEncoding
262# define PyUnicode_GetMax PyUnicodeUCS4_GetMax
263# define PyUnicode_GetSize PyUnicodeUCS4_GetSize
264# define PyUnicode_Join PyUnicodeUCS4_Join
265# define PyUnicode_Partition PyUnicodeUCS4_Partition
266# define PyUnicode_RPartition PyUnicodeUCS4_RPartition
267# define PyUnicode_RSplit PyUnicodeUCS4_RSplit
268# define PyUnicode_Replace PyUnicodeUCS4_Replace
269# define PyUnicode_Resize PyUnicodeUCS4_Resize
270# define PyUnicode_RichCompare PyUnicodeUCS4_RichCompare
271# define PyUnicode_SetDefaultEncoding PyUnicodeUCS4_SetDefaultEncoding
272# define PyUnicode_Split PyUnicodeUCS4_Split
273# define PyUnicode_Splitlines PyUnicodeUCS4_Splitlines
274# define PyUnicode_Tailmatch PyUnicodeUCS4_Tailmatch
275# define PyUnicode_Translate PyUnicodeUCS4_Translate
276# define PyUnicode_TranslateCharmap PyUnicodeUCS4_TranslateCharmap
277# define _PyUnicode_AsDefaultEncodedString _PyUnicodeUCS4_AsDefaultEncodedString
278# define _PyUnicode_Fini _PyUnicodeUCS4_Fini
279# define _PyUnicode_Init _PyUnicodeUCS4_Init
280# define _PyUnicode_IsAlpha _PyUnicodeUCS4_IsAlpha
281# define _PyUnicode_IsDecimalDigit _PyUnicodeUCS4_IsDecimalDigit
282# define _PyUnicode_IsDigit _PyUnicodeUCS4_IsDigit
283# define _PyUnicode_IsLinebreak _PyUnicodeUCS4_IsLinebreak
284# define _PyUnicode_IsLowercase _PyUnicodeUCS4_IsLowercase
285# define _PyUnicode_IsNumeric _PyUnicodeUCS4_IsNumeric
286# define _PyUnicode_IsTitlecase _PyUnicodeUCS4_IsTitlecase
287# define _PyUnicode_IsUppercase _PyUnicodeUCS4_IsUppercase
288# define _PyUnicode_IsWhitespace _PyUnicodeUCS4_IsWhitespace
289# define _PyUnicode_ToDecimalDigit _PyUnicodeUCS4_ToDecimalDigit
290# define _PyUnicode_ToDigit _PyUnicodeUCS4_ToDigit
291# define _PyUnicode_ToLowercase _PyUnicodeUCS4_ToLowercase
292# define _PyUnicode_ToNumeric _PyUnicodeUCS4_ToNumeric
293# define _PyUnicode_ToTitlecase _PyUnicodeUCS4_ToTitlecase
294# define _PyUnicode_ToUppercase _PyUnicodeUCS4_ToUppercase
295
296
297#endif
298
299/* --- Internal Unicode Operations ---------------------------------------- */
300
301/* If you want Python to use the compiler's wctype.h functions instead
302 of the ones supplied with Python, define WANT_WCTYPE_FUNCTIONS or
303 configure Python using --with-wctype-functions. This reduces the
304 interpreter's code size. */
305
306#if defined(HAVE_USABLE_WCHAR_T) && defined(WANT_WCTYPE_FUNCTIONS)
307
308#include <wctype.h>
309
310#define Py_UNICODE_ISSPACE(ch) iswspace(ch)
311
312#define Py_UNICODE_ISLOWER(ch) iswlower(ch)
313#define Py_UNICODE_ISUPPER(ch) iswupper(ch)
314#define Py_UNICODE_ISTITLE(ch) _PyUnicode_IsTitlecase(ch)
315#define Py_UNICODE_ISLINEBREAK(ch) _PyUnicode_IsLinebreak(ch)
316
317#define Py_UNICODE_TOLOWER(ch) towlower(ch)
318#define Py_UNICODE_TOUPPER(ch) towupper(ch)
319#define Py_UNICODE_TOTITLE(ch) _PyUnicode_ToTitlecase(ch)
320
321#define Py_UNICODE_ISDECIMAL(ch) _PyUnicode_IsDecimalDigit(ch)
322#define Py_UNICODE_ISDIGIT(ch) _PyUnicode_IsDigit(ch)
323#define Py_UNICODE_ISNUMERIC(ch) _PyUnicode_IsNumeric(ch)
324
325#define Py_UNICODE_TODECIMAL(ch) _PyUnicode_ToDecimalDigit(ch)
326#define Py_UNICODE_TODIGIT(ch) _PyUnicode_ToDigit(ch)
327#define Py_UNICODE_TONUMERIC(ch) _PyUnicode_ToNumeric(ch)
328
329#define Py_UNICODE_ISALPHA(ch) iswalpha(ch)
330
331#else
332
333#define Py_UNICODE_ISSPACE(ch) _PyUnicode_IsWhitespace(ch)
334
335#define Py_UNICODE_ISLOWER(ch) _PyUnicode_IsLowercase(ch)
336#define Py_UNICODE_ISUPPER(ch) _PyUnicode_IsUppercase(ch)
337#define Py_UNICODE_ISTITLE(ch) _PyUnicode_IsTitlecase(ch)
338#define Py_UNICODE_ISLINEBREAK(ch) _PyUnicode_IsLinebreak(ch)
339
340#define Py_UNICODE_TOLOWER(ch) _PyUnicode_ToLowercase(ch)
341#define Py_UNICODE_TOUPPER(ch) _PyUnicode_ToUppercase(ch)
342#define Py_UNICODE_TOTITLE(ch) _PyUnicode_ToTitlecase(ch)
343
344#define Py_UNICODE_ISDECIMAL(ch) _PyUnicode_IsDecimalDigit(ch)
345#define Py_UNICODE_ISDIGIT(ch) _PyUnicode_IsDigit(ch)
346#define Py_UNICODE_ISNUMERIC(ch) _PyUnicode_IsNumeric(ch)
347
348#define Py_UNICODE_TODECIMAL(ch) _PyUnicode_ToDecimalDigit(ch)
349#define Py_UNICODE_TODIGIT(ch) _PyUnicode_ToDigit(ch)
350#define Py_UNICODE_TONUMERIC(ch) _PyUnicode_ToNumeric(ch)
351
352#define Py_UNICODE_ISALPHA(ch) _PyUnicode_IsAlpha(ch)
353
354#endif
355
356#define Py_UNICODE_ISALNUM(ch) \
357 (Py_UNICODE_ISALPHA(ch) || \
358 Py_UNICODE_ISDECIMAL(ch) || \
359 Py_UNICODE_ISDIGIT(ch) || \
360 Py_UNICODE_ISNUMERIC(ch))
361
362#define Py_UNICODE_COPY(target, source, length) \
363 Py_MEMCPY((target), (source), (length)*sizeof(Py_UNICODE))
364
365#define Py_UNICODE_FILL(target, value, length) do\
366 {Py_ssize_t i_; Py_UNICODE *t_ = (target); Py_UNICODE v_ = (value);\
367 for (i_ = 0; i_ < (length); i_++) t_[i_] = v_;\
368 } while (0)
369
370/* check if substring matches at given offset. the offset must be
371 valid, and the substring must not be empty */
372#define Py_UNICODE_MATCH(string, offset, substring) \
373 ((*((string)->str + (offset)) == *((substring)->str)) && \
374 ((*((string)->str + (offset) + (substring)->length-1) == *((substring)->str + (substring)->length-1))) && \
375 !memcmp((string)->str + (offset), (substring)->str, (substring)->length*sizeof(Py_UNICODE)))
376
377#ifdef __cplusplus
378extern "C" {
379#endif
380
381/* --- Unicode Type ------------------------------------------------------- */
382
383typedef struct {
384 PyObject_HEAD
385 Py_ssize_t length; /* Length of raw Unicode data in buffer */
386 Py_UNICODE *str; /* Raw Unicode buffer */
387 long hash; /* Hash value; -1 if not set */
388 PyObject *defenc; /* (Default) Encoded version as Python
389 string, or NULL; this is used for
390 implementing the buffer protocol */
391} PyUnicodeObject;
392
393PyAPI_DATA(PyTypeObject) PyUnicode_Type;
394
395#define PyUnicode_Check(op) PyObject_TypeCheck(op, &PyUnicode_Type)
396#define PyUnicode_CheckExact(op) ((op)->ob_type == &PyUnicode_Type)
397
398/* Fast access macros */
399#define PyUnicode_GET_SIZE(op) \
400 (((PyUnicodeObject *)(op))->length)
401#define PyUnicode_GET_DATA_SIZE(op) \
402 (((PyUnicodeObject *)(op))->length * sizeof(Py_UNICODE))
403#define PyUnicode_AS_UNICODE(op) \
404 (((PyUnicodeObject *)(op))->str)
405#define PyUnicode_AS_DATA(op) \
406 ((const char *)((PyUnicodeObject *)(op))->str)
407
408/* --- Constants ---------------------------------------------------------- */
409
410/* This Unicode character will be used as replacement character during
411 decoding if the errors argument is set to "replace". Note: the
412 Unicode character U+FFFD is the official REPLACEMENT CHARACTER in
413 Unicode 3.0. */
414
415#define Py_UNICODE_REPLACEMENT_CHARACTER ((Py_UNICODE) 0xFFFD)
416
417/* === Public API ========================================================= */
418
419/* --- Plain Py_UNICODE --------------------------------------------------- */
420
421/* Create a Unicode Object from the Py_UNICODE buffer u of the given
422 size.
423
424 u may be NULL which causes the contents to be undefined. It is the
425 user's responsibility to fill in the needed data afterwards. Note
426 that modifying the Unicode object contents after construction is
427 only allowed if u was set to NULL.
428
429 The buffer is copied into the new object. */
430
431PyAPI_FUNC(PyObject*) PyUnicode_FromUnicode(
432 const Py_UNICODE *u, /* Unicode buffer */
433 Py_ssize_t size /* size of buffer */
434 );
435
436/* Return a read-only pointer to the Unicode object's internal
437 Py_UNICODE buffer. */
438
439PyAPI_FUNC(Py_UNICODE *) PyUnicode_AsUnicode(
440 PyObject *unicode /* Unicode object */
441 );
442
443/* Get the length of the Unicode object. */
444
445PyAPI_FUNC(Py_ssize_t) PyUnicode_GetSize(
446 PyObject *unicode /* Unicode object */
447 );
448
449/* Get the maximum ordinal for a Unicode character. */
450PyAPI_FUNC(Py_UNICODE) PyUnicode_GetMax(void);
451
452/* Resize an already allocated Unicode object to the new size length.
453
454 *unicode is modified to point to the new (resized) object and 0
455 returned on success.
456
457 This API may only be called by the function which also called the
458 Unicode constructor. The refcount on the object must be 1. Otherwise,
459 an error is returned.
460
461 Error handling is implemented as follows: an exception is set, -1
462 is returned and *unicode left untouched.
463
464*/
465
466PyAPI_FUNC(int) PyUnicode_Resize(
467 PyObject **unicode, /* Pointer to the Unicode object */
468 Py_ssize_t length /* New length */
469 );
470
471/* Coerce obj to an Unicode object and return a reference with
472 *incremented* refcount.
473
474 Coercion is done in the following way:
475
476 1. String and other char buffer compatible objects are decoded
477 under the assumptions that they contain data using the current
478 default encoding. Decoding is done in "strict" mode.
479
480 2. All other objects (including Unicode objects) raise an
481 exception.
482
483 The API returns NULL in case of an error. The caller is responsible
484 for decref'ing the returned objects.
485
486*/
487
488PyAPI_FUNC(PyObject*) PyUnicode_FromEncodedObject(
489 register PyObject *obj, /* Object */
490 const char *encoding, /* encoding */
491 const char *errors /* error handling */
492 );
493
494/* Coerce obj to an Unicode object and return a reference with
495 *incremented* refcount.
496
497 Unicode objects are passed back as-is (subclasses are converted to
498 true Unicode objects), all other objects are delegated to
499 PyUnicode_FromEncodedObject(obj, NULL, "strict") which results in
500 using the default encoding as basis for decoding the object.
501
502 The API returns NULL in case of an error. The caller is responsible
503 for decref'ing the returned objects.
504
505*/
506
507PyAPI_FUNC(PyObject*) PyUnicode_FromObject(
508 register PyObject *obj /* Object */
509 );
510
511/* --- wchar_t support for platforms which support it --------------------- */
512
513#ifdef HAVE_WCHAR_H
514
515/* Create a Unicode Object from the whcar_t buffer w of the given
516 size.
517
518 The buffer is copied into the new object. */
519
520PyAPI_FUNC(PyObject*) PyUnicode_FromWideChar(
521 register const wchar_t *w, /* wchar_t buffer */
522 Py_ssize_t size /* size of buffer */
523 );
524
525/* Copies the Unicode Object contents into the wchar_t buffer w. At
526 most size wchar_t characters are copied.
527
528 Note that the resulting wchar_t string may or may not be
529 0-terminated. It is the responsibility of the caller to make sure
530 that the wchar_t string is 0-terminated in case this is required by
531 the application.
532
533 Returns the number of wchar_t characters copied (excluding a
534 possibly trailing 0-termination character) or -1 in case of an
535 error. */
536
537PyAPI_FUNC(Py_ssize_t) PyUnicode_AsWideChar(
538 PyUnicodeObject *unicode, /* Unicode object */
539 register wchar_t *w, /* wchar_t buffer */
540 Py_ssize_t size /* size of buffer */
541 );
542
543#endif
544
545/* --- Unicode ordinals --------------------------------------------------- */
546
547/* Create a Unicode Object from the given Unicode code point ordinal.
548
549 The ordinal must be in range(0x10000) on narrow Python builds
550 (UCS2), and range(0x110000) on wide builds (UCS4). A ValueError is
551 raised in case it is not.
552
553*/
554
555PyAPI_FUNC(PyObject*) PyUnicode_FromOrdinal(int ordinal);
556
557/* === Builtin Codecs =====================================================
558
559 Many of these APIs take two arguments encoding and errors. These
560 parameters encoding and errors have the same semantics as the ones
561 of the builtin unicode() API.
562
563 Setting encoding to NULL causes the default encoding to be used.
564
565 Error handling is set by errors which may also be set to NULL
566 meaning to use the default handling defined for the codec. Default
567 error handling for all builtin codecs is "strict" (ValueErrors are
568 raised).
569
570 The codecs all use a similar interface. Only deviation from the
571 generic ones are documented.
572
573*/
574
575/* --- Manage the default encoding ---------------------------------------- */
576
577/* Return a Python string holding the default encoded value of the
578 Unicode object.
579
580 The resulting string is cached in the Unicode object for subsequent
581 usage by this function. The cached version is needed to implement
582 the character buffer interface and will live (at least) as long as
583 the Unicode object itself.
584
585 The refcount of the string is *not* incremented.
586
587 *** Exported for internal use by the interpreter only !!! ***
588
589*/
590
591PyAPI_FUNC(PyObject *) _PyUnicode_AsDefaultEncodedString(
592 PyObject *, const char *);
593
594/* Returns the currently active default encoding.
595
596 The default encoding is currently implemented as run-time settable
597 process global. This may change in future versions of the
598 interpreter to become a parameter which is managed on a per-thread
599 basis.
600
601 */
602
603PyAPI_FUNC(const char*) PyUnicode_GetDefaultEncoding(void);
604
605/* Sets the currently active default encoding.
606
607 Returns 0 on success, -1 in case of an error.
608
609 */
610
611PyAPI_FUNC(int) PyUnicode_SetDefaultEncoding(
612 const char *encoding /* Encoding name in standard form */
613 );
614
615/* --- Generic Codecs ----------------------------------------------------- */
616
617/* Create a Unicode object by decoding the encoded string s of the
618 given size. */
619
620PyAPI_FUNC(PyObject*) PyUnicode_Decode(
621 const char *s, /* encoded string */
622 Py_ssize_t size, /* size of buffer */
623 const char *encoding, /* encoding */
624 const char *errors /* error handling */
625 );
626
627/* Encodes a Py_UNICODE buffer of the given size and returns a
628 Python string object. */
629
630PyAPI_FUNC(PyObject*) PyUnicode_Encode(
631 const Py_UNICODE *s, /* Unicode char buffer */
632 Py_ssize_t size, /* number of Py_UNICODE chars to encode */
633 const char *encoding, /* encoding */
634 const char *errors /* error handling */
635 );
636
637/* Encodes a Unicode object and returns the result as Python
638 object. */
639
640PyAPI_FUNC(PyObject*) PyUnicode_AsEncodedObject(
641 PyObject *unicode, /* Unicode object */
642 const char *encoding, /* encoding */
643 const char *errors /* error handling */
644 );
645
646/* Encodes a Unicode object and returns the result as Python string
647 object. */
648
649PyAPI_FUNC(PyObject*) PyUnicode_AsEncodedString(
650 PyObject *unicode, /* Unicode object */
651 const char *encoding, /* encoding */
652 const char *errors /* error handling */
653 );
654
655PyAPI_FUNC(PyObject*) PyUnicode_BuildEncodingMap(
656 PyObject* string /* 256 character map */
657 );
658
659
660/* --- UTF-7 Codecs ------------------------------------------------------- */
661
662PyAPI_FUNC(PyObject*) PyUnicode_DecodeUTF7(
663 const char *string, /* UTF-7 encoded string */
664 Py_ssize_t length, /* size of string */
665 const char *errors /* error handling */
666 );
667
668PyAPI_FUNC(PyObject*) PyUnicode_EncodeUTF7(
669 const Py_UNICODE *data, /* Unicode char buffer */
670 Py_ssize_t length, /* number of Py_UNICODE chars to encode */
671 int encodeSetO, /* force the encoder to encode characters in
672 Set O, as described in RFC2152 */
673 int encodeWhiteSpace, /* force the encoder to encode space, tab,
674 carriage return and linefeed characters */
675 const char *errors /* error handling */
676 );
677
678/* --- UTF-8 Codecs ------------------------------------------------------- */
679
680PyAPI_FUNC(PyObject*) PyUnicode_DecodeUTF8(
681 const char *string, /* UTF-8 encoded string */
682 Py_ssize_t length, /* size of string */
683 const char *errors /* error handling */
684 );
685
686PyAPI_FUNC(PyObject*) PyUnicode_DecodeUTF8Stateful(
687 const char *string, /* UTF-8 encoded string */
688 Py_ssize_t length, /* size of string */
689 const char *errors, /* error handling */
690 Py_ssize_t *consumed /* bytes consumed */
691 );
692
693PyAPI_FUNC(PyObject*) PyUnicode_AsUTF8String(
694 PyObject *unicode /* Unicode object */
695 );
696
697PyAPI_FUNC(PyObject*) PyUnicode_EncodeUTF8(
698 const Py_UNICODE *data, /* Unicode char buffer */
699 Py_ssize_t length, /* number of Py_UNICODE chars to encode */
700 const char *errors /* error handling */
701 );
702
703/* --- UTF-16 Codecs ------------------------------------------------------ */
704
705/* Decodes length bytes from a UTF-16 encoded buffer string and returns
706 the corresponding Unicode object.
707
708 errors (if non-NULL) defines the error handling. It defaults
709 to "strict".
710
711 If byteorder is non-NULL, the decoder starts decoding using the
712 given byte order:
713
714 *byteorder == -1: little endian
715 *byteorder == 0: native order
716 *byteorder == 1: big endian
717
718 In native mode, the first two bytes of the stream are checked for a
719 BOM mark. If found, the BOM mark is analysed, the byte order
720 adjusted and the BOM skipped. In the other modes, no BOM mark
721 interpretation is done. After completion, *byteorder is set to the
722 current byte order at the end of input data.
723
724 If byteorder is NULL, the codec starts in native order mode.
725
726*/
727
728PyAPI_FUNC(PyObject*) PyUnicode_DecodeUTF16(
729 const char *string, /* UTF-16 encoded string */
730 Py_ssize_t length, /* size of string */
731 const char *errors, /* error handling */
732 int *byteorder /* pointer to byteorder to use
733 0=native;-1=LE,1=BE; updated on
734 exit */
735 );
736
737PyAPI_FUNC(PyObject*) PyUnicode_DecodeUTF16Stateful(
738 const char *string, /* UTF-16 encoded string */
739 Py_ssize_t length, /* size of string */
740 const char *errors, /* error handling */
741 int *byteorder, /* pointer to byteorder to use
742 0=native;-1=LE,1=BE; updated on
743 exit */
744 Py_ssize_t *consumed /* bytes consumed */
745 );
746
747/* Returns a Python string using the UTF-16 encoding in native byte
748 order. The string always starts with a BOM mark. */
749
750PyAPI_FUNC(PyObject*) PyUnicode_AsUTF16String(
751 PyObject *unicode /* Unicode object */
752 );
753
754/* Returns a Python string object holding the UTF-16 encoded value of
755 the Unicode data.
756
757 If byteorder is not 0, output is written according to the following
758 byte order:
759
760 byteorder == -1: little endian
761 byteorder == 0: native byte order (writes a BOM mark)
762 byteorder == 1: big endian
763
764 If byteorder is 0, the output string will always start with the
765 Unicode BOM mark (U+FEFF). In the other two modes, no BOM mark is
766 prepended.
767
768 Note that Py_UNICODE data is being interpreted as UTF-16 reduced to
769 UCS-2. This trick makes it possible to add full UTF-16 capabilities
770 at a later point without compromising the APIs.
771
772*/
773
774PyAPI_FUNC(PyObject*) PyUnicode_EncodeUTF16(
775 const Py_UNICODE *data, /* Unicode char buffer */
776 Py_ssize_t length, /* number of Py_UNICODE chars to encode */
777 const char *errors, /* error handling */
778 int byteorder /* byteorder to use 0=BOM+native;-1=LE,1=BE */
779 );
780
781/* --- Unicode-Escape Codecs ---------------------------------------------- */
782
783PyAPI_FUNC(PyObject*) PyUnicode_DecodeUnicodeEscape(
784 const char *string, /* Unicode-Escape encoded string */
785 Py_ssize_t length, /* size of string */
786 const char *errors /* error handling */
787 );
788
789PyAPI_FUNC(PyObject*) PyUnicode_AsUnicodeEscapeString(
790 PyObject *unicode /* Unicode object */
791 );
792
793PyAPI_FUNC(PyObject*) PyUnicode_EncodeUnicodeEscape(
794 const Py_UNICODE *data, /* Unicode char buffer */
795 Py_ssize_t length /* Number of Py_UNICODE chars to encode */
796 );
797
798/* --- Raw-Unicode-Escape Codecs ------------------------------------------ */
799
800PyAPI_FUNC(PyObject*) PyUnicode_DecodeRawUnicodeEscape(
801 const char *string, /* Raw-Unicode-Escape encoded string */
802 Py_ssize_t length, /* size of string */
803 const char *errors /* error handling */
804 );
805
806PyAPI_FUNC(PyObject*) PyUnicode_AsRawUnicodeEscapeString(
807 PyObject *unicode /* Unicode object */
808 );
809
810PyAPI_FUNC(PyObject*) PyUnicode_EncodeRawUnicodeEscape(
811 const Py_UNICODE *data, /* Unicode char buffer */
812 Py_ssize_t length /* Number of Py_UNICODE chars to encode */
813 );
814
815/* --- Unicode Internal Codec ---------------------------------------------
816
817 Only for internal use in _codecsmodule.c */
818
819PyObject *_PyUnicode_DecodeUnicodeInternal(
820 const char *string,
821 Py_ssize_t length,
822 const char *errors
823 );
824
825/* --- Latin-1 Codecs -----------------------------------------------------
826
827 Note: Latin-1 corresponds to the first 256 Unicode ordinals.
828
829*/
830
831PyAPI_FUNC(PyObject*) PyUnicode_DecodeLatin1(
832 const char *string, /* Latin-1 encoded string */
833 Py_ssize_t length, /* size of string */
834 const char *errors /* error handling */
835 );
836
837PyAPI_FUNC(PyObject*) PyUnicode_AsLatin1String(
838 PyObject *unicode /* Unicode object */
839 );
840
841PyAPI_FUNC(PyObject*) PyUnicode_EncodeLatin1(
842 const Py_UNICODE *data, /* Unicode char buffer */
843 Py_ssize_t length, /* Number of Py_UNICODE chars to encode */
844 const char *errors /* error handling */
845 );
846
847/* --- ASCII Codecs -------------------------------------------------------
848
849 Only 7-bit ASCII data is excepted. All other codes generate errors.
850
851*/
852
853PyAPI_FUNC(PyObject*) PyUnicode_DecodeASCII(
854 const char *string, /* ASCII encoded string */
855 Py_ssize_t length, /* size of string */
856 const char *errors /* error handling */
857 );
858
859PyAPI_FUNC(PyObject*) PyUnicode_AsASCIIString(
860 PyObject *unicode /* Unicode object */
861 );
862
863PyAPI_FUNC(PyObject*) PyUnicode_EncodeASCII(
864 const Py_UNICODE *data, /* Unicode char buffer */
865 Py_ssize_t length, /* Number of Py_UNICODE chars to encode */
866 const char *errors /* error handling */
867 );
868
869/* --- Character Map Codecs -----------------------------------------------
870
871 This codec uses mappings to encode and decode characters.
872
873 Decoding mappings must map single string characters to single
874 Unicode characters, integers (which are then interpreted as Unicode
875 ordinals) or None (meaning "undefined mapping" and causing an
876 error).
877
878 Encoding mappings must map single Unicode characters to single
879 string characters, integers (which are then interpreted as Latin-1
880 ordinals) or None (meaning "undefined mapping" and causing an
881 error).
882
883 If a character lookup fails with a LookupError, the character is
884 copied as-is meaning that its ordinal value will be interpreted as
885 Unicode or Latin-1 ordinal resp. Because of this mappings only need
886 to contain those mappings which map characters to different code
887 points.
888
889*/
890
891PyAPI_FUNC(PyObject*) PyUnicode_DecodeCharmap(
892 const char *string, /* Encoded string */
893 Py_ssize_t length, /* size of string */
894 PyObject *mapping, /* character mapping
895 (char ordinal -> unicode ordinal) */
896 const char *errors /* error handling */
897 );
898
899PyAPI_FUNC(PyObject*) PyUnicode_AsCharmapString(
900 PyObject *unicode, /* Unicode object */
901 PyObject *mapping /* character mapping
902 (unicode ordinal -> char ordinal) */
903 );
904
905PyAPI_FUNC(PyObject*) PyUnicode_EncodeCharmap(
906 const Py_UNICODE *data, /* Unicode char buffer */
907 Py_ssize_t length, /* Number of Py_UNICODE chars to encode */
908 PyObject *mapping, /* character mapping
909 (unicode ordinal -> char ordinal) */
910 const char *errors /* error handling */
911 );
912
913/* Translate a Py_UNICODE buffer of the given length by applying a
914 character mapping table to it and return the resulting Unicode
915 object.
916
917 The mapping table must map Unicode ordinal integers to Unicode
918 ordinal integers or None (causing deletion of the character).
919
920 Mapping tables may be dictionaries or sequences. Unmapped character
921 ordinals (ones which cause a LookupError) are left untouched and
922 are copied as-is.
923
924*/
925
926PyAPI_FUNC(PyObject *) PyUnicode_TranslateCharmap(
927 const Py_UNICODE *data, /* Unicode char buffer */
928 Py_ssize_t length, /* Number of Py_UNICODE chars to encode */
929 PyObject *table, /* Translate table */
930 const char *errors /* error handling */
931 );
932
933#ifdef MS_WIN32
934
935/* --- MBCS codecs for Windows -------------------------------------------- */
936
937PyAPI_FUNC(PyObject*) PyUnicode_DecodeMBCS(
938 const char *string, /* MBCS encoded string */
939 Py_ssize_t length, /* size of string */
940 const char *errors /* error handling */
941 );
942
943PyAPI_FUNC(PyObject*) PyUnicode_DecodeMBCSStateful(
944 const char *string, /* MBCS encoded string */
945 Py_ssize_t length, /* size of string */
946 const char *errors, /* error handling */
947 Py_ssize_t *consumed /* bytes consumed */
948 );
949
950PyAPI_FUNC(PyObject*) PyUnicode_AsMBCSString(
951 PyObject *unicode /* Unicode object */
952 );
953
954PyAPI_FUNC(PyObject*) PyUnicode_EncodeMBCS(
955 const Py_UNICODE *data, /* Unicode char buffer */
956 Py_ssize_t length, /* Number of Py_UNICODE chars to encode */
957 const char *errors /* error handling */
958 );
959
960#endif /* MS_WIN32 */
961
962/* --- Decimal Encoder ---------------------------------------------------- */
963
964/* Takes a Unicode string holding a decimal value and writes it into
965 an output buffer using standard ASCII digit codes.
966
967 The output buffer has to provide at least length+1 bytes of storage
968 area. The output string is 0-terminated.
969
970 The encoder converts whitespace to ' ', decimal characters to their
971 corresponding ASCII digit and all other Latin-1 characters except
972 \0 as-is. Characters outside this range (Unicode ordinals 1-256)
973 are treated as errors. This includes embedded NULL bytes.
974
975 Error handling is defined by the errors argument:
976
977 NULL or "strict": raise a ValueError
978 "ignore": ignore the wrong characters (these are not copied to the
979 output buffer)
980 "replace": replaces illegal characters with '?'
981
982 Returns 0 on success, -1 on failure.
983
984*/
985
986PyAPI_FUNC(int) PyUnicode_EncodeDecimal(
987 Py_UNICODE *s, /* Unicode buffer */
988 Py_ssize_t length, /* Number of Py_UNICODE chars to encode */
989 char *output, /* Output buffer; must have size >= length */
990 const char *errors /* error handling */
991 );
992
993/* --- Methods & Slots ----------------------------------------------------
994
995 These are capable of handling Unicode objects and strings on input
996 (we refer to them as strings in the descriptions) and return
997 Unicode objects or integers as apporpriate. */
998
999/* Concat two strings giving a new Unicode string. */
1000
1001PyAPI_FUNC(PyObject*) PyUnicode_Concat(
1002 PyObject *left, /* Left string */
1003 PyObject *right /* Right string */
1004 );
1005
1006/* Split a string giving a list of Unicode strings.
1007
1008 If sep is NULL, splitting will be done at all whitespace
1009 substrings. Otherwise, splits occur at the given separator.
1010
1011 At most maxsplit splits will be done. If negative, no limit is set.
1012
1013 Separators are not included in the resulting list.
1014
1015*/
1016
1017PyAPI_FUNC(PyObject*) PyUnicode_Split(
1018 PyObject *s, /* String to split */
1019 PyObject *sep, /* String separator */
1020 Py_ssize_t maxsplit /* Maxsplit count */
1021 );
1022
1023/* Dito, but split at line breaks.
1024
1025 CRLF is considered to be one line break. Line breaks are not
1026 included in the resulting list. */
1027
1028PyAPI_FUNC(PyObject*) PyUnicode_Splitlines(
1029 PyObject *s, /* String to split */
1030 int keepends /* If true, line end markers are included */
1031 );
1032
1033/* Partition a string using a given separator. */
1034
1035PyAPI_FUNC(PyObject*) PyUnicode_Partition(
1036 PyObject *s, /* String to partition */
1037 PyObject *sep /* String separator */
1038 );
1039
1040/* Partition a string using a given separator, searching from the end of the
1041 string. */
1042
1043PyAPI_FUNC(PyObject*) PyUnicode_RPartition(
1044 PyObject *s, /* String to partition */
1045 PyObject *sep /* String separator */
1046 );
1047
1048/* Split a string giving a list of Unicode strings.
1049
1050 If sep is NULL, splitting will be done at all whitespace
1051 substrings. Otherwise, splits occur at the given separator.
1052
1053 At most maxsplit splits will be done. But unlike PyUnicode_Split
1054 PyUnicode_RSplit splits from the end of the string. If negative,
1055 no limit is set.
1056
1057 Separators are not included in the resulting list.
1058
1059*/
1060
1061PyAPI_FUNC(PyObject*) PyUnicode_RSplit(
1062 PyObject *s, /* String to split */
1063 PyObject *sep, /* String separator */
1064 Py_ssize_t maxsplit /* Maxsplit count */
1065 );
1066
1067/* Translate a string by applying a character mapping table to it and
1068 return the resulting Unicode object.
1069
1070 The mapping table must map Unicode ordinal integers to Unicode
1071 ordinal integers or None (causing deletion of the character).
1072
1073 Mapping tables may be dictionaries or sequences. Unmapped character
1074 ordinals (ones which cause a LookupError) are left untouched and
1075 are copied as-is.
1076
1077*/
1078
1079PyAPI_FUNC(PyObject *) PyUnicode_Translate(
1080 PyObject *str, /* String */
1081 PyObject *table, /* Translate table */
1082 const char *errors /* error handling */
1083 );
1084
1085/* Join a sequence of strings using the given separator and return
1086 the resulting Unicode string. */
1087
1088PyAPI_FUNC(PyObject*) PyUnicode_Join(
1089 PyObject *separator, /* Separator string */
1090 PyObject *seq /* Sequence object */
1091 );
1092
1093/* Return 1 if substr matches str[start:end] at the given tail end, 0
1094 otherwise. */
1095
1096PyAPI_FUNC(Py_ssize_t) PyUnicode_Tailmatch(
1097 PyObject *str, /* String */
1098 PyObject *substr, /* Prefix or Suffix string */
1099 Py_ssize_t start, /* Start index */
1100 Py_ssize_t end, /* Stop index */
1101 int direction /* Tail end: -1 prefix, +1 suffix */
1102 );
1103
1104/* Return the first position of substr in str[start:end] using the
1105 given search direction or -1 if not found. -2 is returned in case
1106 an error occurred and an exception is set. */
1107
1108PyAPI_FUNC(Py_ssize_t) PyUnicode_Find(
1109 PyObject *str, /* String */
1110 PyObject *substr, /* Substring to find */
1111 Py_ssize_t start, /* Start index */
1112 Py_ssize_t end, /* Stop index */
1113 int direction /* Find direction: +1 forward, -1 backward */
1114 );
1115
1116/* Count the number of occurrences of substr in str[start:end]. */
1117
1118PyAPI_FUNC(Py_ssize_t) PyUnicode_Count(
1119 PyObject *str, /* String */
1120 PyObject *substr, /* Substring to count */
1121 Py_ssize_t start, /* Start index */
1122 Py_ssize_t end /* Stop index */
1123 );
1124
1125/* Replace at most maxcount occurrences of substr in str with replstr
1126 and return the resulting Unicode object. */
1127
1128PyAPI_FUNC(PyObject *) PyUnicode_Replace(
1129 PyObject *str, /* String */
1130 PyObject *substr, /* Substring to find */
1131 PyObject *replstr, /* Substring to replace */
1132 Py_ssize_t maxcount /* Max. number of replacements to apply;
1133 -1 = all */
1134 );
1135
1136/* Compare two strings and return -1, 0, 1 for less than, equal,
1137 greater than resp. */
1138
1139PyAPI_FUNC(int) PyUnicode_Compare(
1140 PyObject *left, /* Left string */
1141 PyObject *right /* Right string */
1142 );
1143
1144/* Rich compare two strings and return one of the following:
1145
1146 - NULL in case an exception was raised
1147 - Py_True or Py_False for successfuly comparisons
1148 - Py_NotImplemented in case the type combination is unknown
1149
1150 Note that Py_EQ and Py_NE comparisons can cause a UnicodeWarning in
1151 case the conversion of the arguments to Unicode fails with a
1152 UnicodeDecodeError.
1153
1154 Possible values for op:
1155
1156 Py_GT, Py_GE, Py_EQ, Py_NE, Py_LT, Py_LE
1157
1158*/
1159
1160PyAPI_FUNC(PyObject *) PyUnicode_RichCompare(
1161 PyObject *left, /* Left string */
1162 PyObject *right, /* Right string */
1163 int op /* Operation: Py_EQ, Py_NE, Py_GT, etc. */
1164 );
1165
1166/* Apply a argument tuple or dictionary to a format string and return
1167 the resulting Unicode string. */
1168
1169PyAPI_FUNC(PyObject *) PyUnicode_Format(
1170 PyObject *format, /* Format string */
1171 PyObject *args /* Argument tuple or dictionary */
1172 );
1173
1174/* Checks whether element is contained in container and return 1/0
1175 accordingly.
1176
1177 element has to coerce to an one element Unicode string. -1 is
1178 returned in case of an error. */
1179
1180PyAPI_FUNC(int) PyUnicode_Contains(
1181 PyObject *container, /* Container string */
1182 PyObject *element /* Element string */
1183 );
1184
1185/* Externally visible for str.strip(unicode) */
1186PyAPI_FUNC(PyObject *) _PyUnicode_XStrip(
1187 PyUnicodeObject *self,
1188 int striptype,
1189 PyObject *sepobj
1190 );
1191
1192/* === Characters Type APIs =============================================== */
1193
1194/* These should not be used directly. Use the Py_UNICODE_IS* and
1195 Py_UNICODE_TO* macros instead.
1196
1197 These APIs are implemented in Objects/unicodectype.c.
1198
1199*/
1200
1201PyAPI_FUNC(int) _PyUnicode_IsLowercase(
1202 Py_UNICODE ch /* Unicode character */
1203 );
1204
1205PyAPI_FUNC(int) _PyUnicode_IsUppercase(
1206 Py_UNICODE ch /* Unicode character */
1207 );
1208
1209PyAPI_FUNC(int) _PyUnicode_IsTitlecase(
1210 Py_UNICODE ch /* Unicode character */
1211 );
1212
1213PyAPI_FUNC(int) _PyUnicode_IsWhitespace(
1214 const Py_UNICODE ch /* Unicode character */
1215 );
1216
1217PyAPI_FUNC(int) _PyUnicode_IsLinebreak(
1218 const Py_UNICODE ch /* Unicode character */
1219 );
1220
1221PyAPI_FUNC(Py_UNICODE) _PyUnicode_ToLowercase(
1222 Py_UNICODE ch /* Unicode character */
1223 );
1224
1225PyAPI_FUNC(Py_UNICODE) _PyUnicode_ToUppercase(
1226 Py_UNICODE ch /* Unicode character */
1227 );
1228
1229PyAPI_FUNC(Py_UNICODE) _PyUnicode_ToTitlecase(
1230 Py_UNICODE ch /* Unicode character */
1231 );
1232
1233PyAPI_FUNC(int) _PyUnicode_ToDecimalDigit(
1234 Py_UNICODE ch /* Unicode character */
1235 );
1236
1237PyAPI_FUNC(int) _PyUnicode_ToDigit(
1238 Py_UNICODE ch /* Unicode character */
1239 );
1240
1241PyAPI_FUNC(double) _PyUnicode_ToNumeric(
1242 Py_UNICODE ch /* Unicode character */
1243 );
1244
1245PyAPI_FUNC(int) _PyUnicode_IsDecimalDigit(
1246 Py_UNICODE ch /* Unicode character */
1247 );
1248
1249PyAPI_FUNC(int) _PyUnicode_IsDigit(
1250 Py_UNICODE ch /* Unicode character */
1251 );
1252
1253PyAPI_FUNC(int) _PyUnicode_IsNumeric(
1254 Py_UNICODE ch /* Unicode character */
1255 );
1256
1257PyAPI_FUNC(int) _PyUnicode_IsAlpha(
1258 Py_UNICODE ch /* Unicode character */
1259 );
1260
1261#ifdef __cplusplus
1262}
1263#endif
1264#endif /* Py_USING_UNICODE */
1265#endif /* !Py_UNICODEOBJECT_H */