59 lines
2.1 KiB
Python
59 lines
2.1 KiB
Python
# ASN.1 named integers
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from pyasn1 import error
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__all__ = [ 'NamedValues' ]
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class NamedValues:
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def __init__(self, *namedValues):
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self.nameToValIdx = {}; self.valToNameIdx = {}
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self.namedValues = ()
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automaticVal = 1
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for namedValue in namedValues:
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if isinstance(namedValue, tuple):
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name, val = namedValue
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else:
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name = namedValue
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val = automaticVal
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if name in self.nameToValIdx:
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raise error.PyAsn1Error('Duplicate name %s' % (name,))
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self.nameToValIdx[name] = val
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if val in self.valToNameIdx:
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raise error.PyAsn1Error('Duplicate value %s=%s' % (name, val))
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self.valToNameIdx[val] = name
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self.namedValues = self.namedValues + ((name, val),)
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automaticVal = automaticVal + 1
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def __repr__(self):
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return '%s(%s)' % (self.__class__.__name__, ', '.join([repr(x) for x in self.namedValues]))
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def __str__(self): return str(self.namedValues)
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def __eq__(self, other): return tuple(self) == tuple(other)
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def __ne__(self, other): return tuple(self) != tuple(other)
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def __lt__(self, other): return tuple(self) < tuple(other)
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def __le__(self, other): return tuple(self) <= tuple(other)
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def __gt__(self, other): return tuple(self) > tuple(other)
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def __ge__(self, other): return tuple(self) >= tuple(other)
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def __hash__(self): return hash(tuple(self))
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def getName(self, value):
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if value in self.valToNameIdx:
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return self.valToNameIdx[value]
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def getValue(self, name):
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if name in self.nameToValIdx:
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return self.nameToValIdx[name]
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def __getitem__(self, i): return self.namedValues[i]
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def __len__(self): return len(self.namedValues)
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def __add__(self, namedValues):
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return self.__class__(*self.namedValues + namedValues)
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def __radd__(self, namedValues):
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return self.__class__(*namedValues + tuple(self))
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def clone(self, *namedValues):
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return self.__class__(*tuple(self) + namedValues)
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# XXX clone/subtype?
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