1 /** 2 Mirror _codecs.h 3 4 [which was] 5 6 Written by Marc-Andre Lemburg (mal@lemburg.com). 7 8 Copyright (c) Corporation for National Research Initiatives. 9 10 Python Codec Registry and support functions 11 */ 12 module deimos.python.codecs; 13 14 import deimos.python.pyport; 15 import deimos.python.object; 16 17 extern(C): 18 // Python-header-file: Include/codecs.h: 19 20 /** Register a new codec search function. 21 22 As side effect, this tries to load the encodings package, if not 23 yet done, to make sure that it is always first in the list of 24 search functions. 25 26 The search_function's refcount is incremented by this function. */ 27 int PyCodec_Register(PyObject* search_function); 28 /** Codec register lookup API. 29 30 Looks up the given encoding and returns a CodecInfo object with 31 function attributes which implement the different aspects of 32 processing the encoding. 33 34 The encoding string is looked up converted to all lower-case 35 characters. This makes encodings looked up through this mechanism 36 effectively case-insensitive. 37 38 If no codec is found, a KeyError is set and NULL returned. 39 40 As side effect, this tries to load the encodings package, if not 41 yet done. This is part of the lazy load strategy for the encodings 42 package. 43 44 */ 45 PyObject* _PyCodec_Lookup(const(char)* encoding); 46 version(Python_3_0_Or_Later) { 47 /// Availability: 3.* 48 int PyCodec_KnownEncoding( 49 const(char)* encoding 50 ); 51 } 52 /** Generic codec based _encoding API. 53 54 object is passed through the encoder function found for the given 55 encoding using the error handling method defined by errors. errors 56 may be NULL to use the default method defined for the codec. 57 58 Raises a LookupError in case no encoder can be found. 59 60 */ 61 PyObject* PyCodec_Encode(PyObject* object, const(char)* encoding, const(char)* errors); 62 /** Generic codec based decoding API. 63 64 object is passed through the decoder function found for the given 65 encoding using the error handling method defined by errors. errors 66 may be NULL to use the default method defined for the codec. 67 68 Raises a LookupError in case no encoder can be found. 69 70 */ 71 PyObject* PyCodec_Decode(PyObject* object, const(char)* encoding, const(char)* errors); 72 /** Get an encoder function for the given encoding. */ 73 PyObject* PyCodec_Encoder(const(char)* encoding); 74 /** Get a decoder function for the given encoding. */ 75 PyObject* PyCodec_Decoder(const(char)* encoding); 76 version(Python_2_5_Or_Later) { 77 /** Get a IncrementalEncoder object for the given encoding. */ 78 /// Availability: >= 2.5 79 80 PyObject* PyCodec_IncrementalEncoder( 81 const(char)* encoding, 82 const(char)* errors 83 ); 84 85 /** Get a IncrementalDecoder object function for the given encoding. */ 86 /// Availability: >= 2.5 87 88 PyObject* PyCodec_IncrementalDecoder( 89 const(char)* encoding, 90 const(char)* errors 91 ); 92 } 93 /** Get a StreamReader factory function for the given encoding. */ 94 PyObject* PyCodec_StreamReader( 95 const(char)* encoding, 96 PyObject* stream, 97 const(char)* errors); 98 /** Get a StreamWriter factory function for the given encoding. */ 99 PyObject* PyCodec_StreamWriter(const(char)* encoding, PyObject* stream, const(char)* errors); 100 101 //-////////////////////////////////////////////////////////////////////////// 102 // UNICODE ENCODING INTERFACE 103 //-////////////////////////////////////////////////////////////////////////// 104 105 /** Register the _error handling callback function error under the given 106 name. This function will be called by the codec when it encounters 107 unencodable characters/undecodable bytes and doesn't know the 108 callback _name, when name is specified as the error parameter 109 in the call to the encode/decode function. 110 Return 0 on success, -1 on _error */ 111 int PyCodec_RegisterError(const(char)* name, PyObject* error); 112 /** Lookup the error handling callback function registered under the given 113 name. As a special case NULL can be passed, in which case 114 the error handling callback for "strict" will be returned. */ 115 PyObject* PyCodec_LookupError(const(char)* name); 116 /** raise exc as an exception */ 117 PyObject* PyCodec_StrictErrors(PyObject* exc); 118 /** ignore the unicode error, skipping the faulty input */ 119 PyObject* PyCodec_IgnoreErrors(PyObject* exc); 120 /** replace the unicode encode error with ? or U+FFFD */ 121 PyObject* PyCodec_ReplaceErrors(PyObject* exc); 122 /** replace the unicode encode error with XML character references */ 123 PyObject* PyCodec_XMLCharRefReplaceErrors(PyObject* exc); 124 /** replace the unicode encode error with backslash escapes (\x, \u and \U) */ 125 PyObject* PyCodec_BackslashReplaceErrors(PyObject* exc); 126 127 version(Python_3_5_Or_Later) { 128 /** replace the unicode encode error with backslash escapes (\N, \x, \u and \U) */ 129 PyObject* PyCodec_NameReplaceErrors(PyObject* exc); 130 } 131