diff options
Diffstat (limited to 'AppPkg/Applications/Python/Python-2.7.10/Lib/encodings/utf_16.py')
-rw-r--r-- | AppPkg/Applications/Python/Python-2.7.10/Lib/encodings/utf_16.py | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/AppPkg/Applications/Python/Python-2.7.10/Lib/encodings/utf_16.py b/AppPkg/Applications/Python/Python-2.7.10/Lib/encodings/utf_16.py new file mode 100644 index 0000000000..566bcc7cbb --- /dev/null +++ b/AppPkg/Applications/Python/Python-2.7.10/Lib/encodings/utf_16.py @@ -0,0 +1,126 @@ +""" Python 'utf-16' Codec
+
+
+Written by Marc-Andre Lemburg (mal@lemburg.com).
+
+(c) Copyright CNRI, All Rights Reserved. NO WARRANTY.
+
+"""
+import codecs, sys
+
+### Codec APIs
+
+encode = codecs.utf_16_encode
+
+def decode(input, errors='strict'):
+ return codecs.utf_16_decode(input, errors, True)
+
+class IncrementalEncoder(codecs.IncrementalEncoder):
+ def __init__(self, errors='strict'):
+ codecs.IncrementalEncoder.__init__(self, errors)
+ self.encoder = None
+
+ def encode(self, input, final=False):
+ if self.encoder is None:
+ result = codecs.utf_16_encode(input, self.errors)[0]
+ if sys.byteorder == 'little':
+ self.encoder = codecs.utf_16_le_encode
+ else:
+ self.encoder = codecs.utf_16_be_encode
+ return result
+ return self.encoder(input, self.errors)[0]
+
+ def reset(self):
+ codecs.IncrementalEncoder.reset(self)
+ self.encoder = None
+
+ def getstate(self):
+ # state info we return to the caller:
+ # 0: stream is in natural order for this platform
+ # 2: endianness hasn't been determined yet
+ # (we're never writing in unnatural order)
+ return (2 if self.encoder is None else 0)
+
+ def setstate(self, state):
+ if state:
+ self.encoder = None
+ else:
+ if sys.byteorder == 'little':
+ self.encoder = codecs.utf_16_le_encode
+ else:
+ self.encoder = codecs.utf_16_be_encode
+
+class IncrementalDecoder(codecs.BufferedIncrementalDecoder):
+ def __init__(self, errors='strict'):
+ codecs.BufferedIncrementalDecoder.__init__(self, errors)
+ self.decoder = None
+
+ def _buffer_decode(self, input, errors, final):
+ if self.decoder is None:
+ (output, consumed, byteorder) = \
+ codecs.utf_16_ex_decode(input, errors, 0, final)
+ if byteorder == -1:
+ self.decoder = codecs.utf_16_le_decode
+ elif byteorder == 1:
+ self.decoder = codecs.utf_16_be_decode
+ elif consumed >= 2:
+ raise UnicodeError("UTF-16 stream does not start with BOM")
+ return (output, consumed)
+ return self.decoder(input, self.errors, final)
+
+ def reset(self):
+ codecs.BufferedIncrementalDecoder.reset(self)
+ self.decoder = None
+
+class StreamWriter(codecs.StreamWriter):
+ def __init__(self, stream, errors='strict'):
+ codecs.StreamWriter.__init__(self, stream, errors)
+ self.encoder = None
+
+ def reset(self):
+ codecs.StreamWriter.reset(self)
+ self.encoder = None
+
+ def encode(self, input, errors='strict'):
+ if self.encoder is None:
+ result = codecs.utf_16_encode(input, errors)
+ if sys.byteorder == 'little':
+ self.encoder = codecs.utf_16_le_encode
+ else:
+ self.encoder = codecs.utf_16_be_encode
+ return result
+ else:
+ return self.encoder(input, errors)
+
+class StreamReader(codecs.StreamReader):
+
+ def reset(self):
+ codecs.StreamReader.reset(self)
+ try:
+ del self.decode
+ except AttributeError:
+ pass
+
+ def decode(self, input, errors='strict'):
+ (object, consumed, byteorder) = \
+ codecs.utf_16_ex_decode(input, errors, 0, False)
+ if byteorder == -1:
+ self.decode = codecs.utf_16_le_decode
+ elif byteorder == 1:
+ self.decode = codecs.utf_16_be_decode
+ elif consumed>=2:
+ raise UnicodeError,"UTF-16 stream does not start with BOM"
+ return (object, consumed)
+
+### encodings module API
+
+def getregentry():
+ return codecs.CodecInfo(
+ name='utf-16',
+ encode=encode,
+ decode=decode,
+ incrementalencoder=IncrementalEncoder,
+ incrementaldecoder=IncrementalDecoder,
+ streamreader=StreamReader,
+ streamwriter=StreamWriter,
+ )
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