1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
|
# DER encoder
from pyasn1.type import univ
from pyasn1.codec.cer import encoder
class SetOfEncoder(encoder.SetOfEncoder):
def _cmpSetComponents(self, c1, c2):
tagSet1 = isinstance(c1, univ.Choice) and \
c1.getEffectiveTagSet() or c1.getTagSet()
tagSet2 = isinstance(c2, univ.Choice) and \
c2.getEffectiveTagSet() or c2.getTagSet()
return cmp(tagSet1, tagSet2)
tagMap = encoder.tagMap.copy()
tagMap.update({
# Overload CER encoders with BER ones (a bit hackerish XXX)
univ.BitString.tagSet: encoder.encoder.BitStringEncoder(),
univ.OctetString.tagSet: encoder.encoder.OctetStringEncoder(),
# Set & SetOf have same tags
univ.SetOf().tagSet: SetOfEncoder()
})
typeMap = encoder.typeMap
class Encoder(encoder.Encoder):
supportIndefLength = False
def __call__(self, client, defMode=True, maxChunkSize=0):
return encoder.Encoder.__call__(self, client, defMode, maxChunkSize)
encode = Encoder(tagMap, typeMap)
|
