mirror of
https://github.com/python/cpython.git
synced 2025-10-31 02:15:10 +00:00
182 lines
5.2 KiB
C
182 lines
5.2 KiB
C
#ifndef Py_CODECREGISTRY_H
|
|
#define Py_CODECREGISTRY_H
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
/* ------------------------------------------------------------------------
|
|
|
|
Python Codec Registry and support functions
|
|
|
|
|
|
Written by Marc-Andre Lemburg (mal@lemburg.com).
|
|
|
|
Copyright (c) Corporation for National Research Initiatives.
|
|
|
|
------------------------------------------------------------------------ */
|
|
|
|
/* Register a new codec search function.
|
|
|
|
As side effect, this tries to load the encodings package, if not
|
|
yet done, to make sure that it is always first in the list of
|
|
search functions.
|
|
|
|
The search_function's refcount is incremented by this function. */
|
|
|
|
PyAPI_FUNC(int) PyCodec_Register(
|
|
PyObject *search_function
|
|
);
|
|
|
|
/* Codec registry lookup API.
|
|
|
|
Looks up the given encoding and returns a CodecInfo object with
|
|
function attributes which implement the different aspects of
|
|
processing the encoding.
|
|
|
|
The encoding string is looked up converted to all lower-case
|
|
characters. This makes encodings looked up through this mechanism
|
|
effectively case-insensitive.
|
|
|
|
If no codec is found, a KeyError is set and NULL returned.
|
|
|
|
As side effect, this tries to load the encodings package, if not
|
|
yet done. This is part of the lazy load strategy for the encodings
|
|
package.
|
|
|
|
*/
|
|
|
|
#ifndef Py_LIMITED_API
|
|
PyAPI_FUNC(PyObject *) _PyCodec_Lookup(
|
|
const char *encoding
|
|
);
|
|
#endif
|
|
|
|
/* Codec registry encoding check API.
|
|
|
|
Returns 1/0 depending on whether there is a registered codec for
|
|
the given encoding.
|
|
|
|
*/
|
|
|
|
PyAPI_FUNC(int) PyCodec_KnownEncoding(
|
|
const char *encoding
|
|
);
|
|
|
|
/* Generic codec based encoding API.
|
|
|
|
object is passed through the encoder function found for the given
|
|
encoding using the error handling method defined by errors. errors
|
|
may be NULL to use the default method defined for the codec.
|
|
|
|
Raises a LookupError in case no encoder can be found.
|
|
|
|
*/
|
|
|
|
PyAPI_FUNC(PyObject *) PyCodec_Encode(
|
|
PyObject *object,
|
|
const char *encoding,
|
|
const char *errors
|
|
);
|
|
|
|
/* Generic codec based decoding API.
|
|
|
|
object is passed through the decoder function found for the given
|
|
encoding using the error handling method defined by errors. errors
|
|
may be NULL to use the default method defined for the codec.
|
|
|
|
Raises a LookupError in case no encoder can be found.
|
|
|
|
*/
|
|
|
|
PyAPI_FUNC(PyObject *) PyCodec_Decode(
|
|
PyObject *object,
|
|
const char *encoding,
|
|
const char *errors
|
|
);
|
|
|
|
/* --- Codec Lookup APIs --------------------------------------------------
|
|
|
|
All APIs return a codec object with incremented refcount and are
|
|
based on _PyCodec_Lookup(). The same comments w/r to the encoding
|
|
name also apply to these APIs.
|
|
|
|
*/
|
|
|
|
/* Get an encoder function for the given encoding. */
|
|
|
|
PyAPI_FUNC(PyObject *) PyCodec_Encoder(
|
|
const char *encoding
|
|
);
|
|
|
|
/* Get a decoder function for the given encoding. */
|
|
|
|
PyAPI_FUNC(PyObject *) PyCodec_Decoder(
|
|
const char *encoding
|
|
);
|
|
|
|
/* Get a IncrementalEncoder object for the given encoding. */
|
|
|
|
PyAPI_FUNC(PyObject *) PyCodec_IncrementalEncoder(
|
|
const char *encoding,
|
|
const char *errors
|
|
);
|
|
|
|
/* Get a IncrementalDecoder object function for the given encoding. */
|
|
|
|
PyAPI_FUNC(PyObject *) PyCodec_IncrementalDecoder(
|
|
const char *encoding,
|
|
const char *errors
|
|
);
|
|
|
|
/* Get a StreamReader factory function for the given encoding. */
|
|
|
|
PyAPI_FUNC(PyObject *) PyCodec_StreamReader(
|
|
const char *encoding,
|
|
PyObject *stream,
|
|
const char *errors
|
|
);
|
|
|
|
/* Get a StreamWriter factory function for the given encoding. */
|
|
|
|
PyAPI_FUNC(PyObject *) PyCodec_StreamWriter(
|
|
const char *encoding,
|
|
PyObject *stream,
|
|
const char *errors
|
|
);
|
|
|
|
/* Unicode encoding error handling callback registry API */
|
|
|
|
/* Register the error handling callback function error under the given
|
|
name. This function will be called by the codec when it encounters
|
|
unencodable characters/undecodable bytes and doesn't know the
|
|
callback name, when name is specified as the error parameter
|
|
in the call to the encode/decode function.
|
|
Return 0 on success, -1 on error */
|
|
PyAPI_FUNC(int) PyCodec_RegisterError(const char *name, PyObject *error);
|
|
|
|
/* Lookup the error handling callback function registered under the given
|
|
name. As a special case NULL can be passed, in which case
|
|
the error handling callback for "strict" will be returned. */
|
|
PyAPI_FUNC(PyObject *) PyCodec_LookupError(const char *name);
|
|
|
|
/* raise exc as an exception */
|
|
PyAPI_FUNC(PyObject *) PyCodec_StrictErrors(PyObject *exc);
|
|
|
|
/* ignore the unicode error, skipping the faulty input */
|
|
PyAPI_FUNC(PyObject *) PyCodec_IgnoreErrors(PyObject *exc);
|
|
|
|
/* replace the unicode encode error with ? or U+FFFD */
|
|
PyAPI_FUNC(PyObject *) PyCodec_ReplaceErrors(PyObject *exc);
|
|
|
|
/* replace the unicode encode error with XML character references */
|
|
PyAPI_FUNC(PyObject *) PyCodec_XMLCharRefReplaceErrors(PyObject *exc);
|
|
|
|
/* replace the unicode encode error with backslash escapes (\x, \u and \U) */
|
|
PyAPI_FUNC(PyObject *) PyCodec_BackslashReplaceErrors(PyObject *exc);
|
|
|
|
PyAPI_DATA(const char *) Py_hexdigits;
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
#endif /* !Py_CODECREGISTRY_H */
|