def encodeValue(self, value, asn1Spec, encodeFun, **options):
if options.get('ifNotEmpty', False) and not len(value):
return null, True, True
chunks = self._encodeComponents(value, asn1Spec, encodeFun, **options)
return null.join(chunks), True, True
def encodeValue(self, value, asn1Spec, encodeFun, **options):
chunks = self._encodeComponents(value, asn1Spec, encodeFun, **options)
if len(chunks) > 1:
zero = str2octs('\x00')
maxLen = max(map(len, chunks))
paddedChunks = [(x.ljust(maxLen, zero), x) for x in chunks]
chunks = [x[1] for x in paddedChunks]
return null.join(chunks), True, True
def encodeValue(self, value, asn1Spec, encodeFun, **options):
chunks = self._encodeComponents(value, asn1Spec, encodeFun, **options)
# sort by serialised and padded components
if len(chunks) > 1:
zero = str2octs('\x00')
maxLen = max(map(len, chunks))
paddedChunks = [(x.ljust(maxLen, zero), x) for x in chunks]
paddedChunks.sort(key=lambda x: x[0])
chunks = [x[1] for x in paddedChunks]
return null.join(chunks), True, True
def encodeValue(self,
encodeFun,
value,
defMode,
maxChunkSize,
ifNotEmpty=False):
value.verifySizeSpec()
substrate = null
idx = len(value)
# This is certainly a hack but how else do I distinguish SetOf
# from Set if they have the same tags&constraints?
if isinstance(value, univ.SequenceAndSetBase):
# Set
namedTypes = value.componentType
comps = []
compsMap = {}
while idx > 0:
idx -= 1
if namedTypes:
if namedTypes[idx].isOptional and not value[idx].isValue:
continue
if namedTypes[idx].isDefaulted and value[
idx] == namedTypes[idx].asn1Object:
continue
comps.append(value[idx])
compsMap[id(value[idx])] = namedTypes[idx].isOptional
for comp in self._sortComponents(comps):
substrate += encodeFun(comp,
defMode,
maxChunkSize,
ifNotEmpty=compsMap[id(comp)])
else:
# SetOf
components = [encodeFun(x, defMode, maxChunkSize) for x in value]
# sort by serialized and padded components
if len(components) > 1:
zero = str2octs('\x00')
maxLen = max(map(len, components))
paddedComponents = [(x.ljust(maxLen, zero), x)
for x in components]
paddedComponents.sort(key=lambda x: x[0])
components = [x[1] for x in paddedComponents]
substrate = null.join(components)
return substrate, True, True
def encodeValue(self,
encodeFun,
value,
defMode,
maxChunkSize,
ifNotEmpty=False):
value.verifySizeSpec()
substrate = null
idx = len(value)
if value.typeId == univ.Set.typeId:
namedTypes = value.componentType
comps = []
compsMap = {}
while idx > 0:
idx -= 1
if namedTypes:
if namedTypes[idx].isOptional and not value[idx].isValue:
continue
if namedTypes[idx].isDefaulted and value[
idx] == namedTypes[idx].asn1Object:
continue
comps.append(value[idx])
compsMap[id(
value[idx])] = namedTypes and namedTypes[idx].isOptional
for comp in self._sortComponents(comps):
substrate += encodeFun(comp,
defMode,
maxChunkSize,
ifNotEmpty=compsMap[id(comp)])
else:
components = [encodeFun(x, defMode, maxChunkSize) for x in value]
# sort by serialized and padded components
if len(components) > 1:
zero = str2octs('\x00')
maxLen = max(map(len, components))
paddedComponents = [(x.ljust(maxLen, zero), x)
for x in components]
paddedComponents.sort(key=lambda x: x[0])
components = [x[1] for x in paddedComponents]
substrate = null.join(components)
return substrate, True, True
def encodeValue(self, value, asn1Spec, encodeFun, **options):
if asn1Spec is None:
value.verifySizeSpec()
else:
asn1Spec = asn1Spec.componentType
components = [encodeFun(x, asn1Spec, **options) for x in value]
# sort by serialised and padded components
if len(components) > 1:
zero = str2octs('\x00')
maxLen = max(map(len, components))
paddedComponents = [(x.ljust(maxLen, zero), x) for x in components]
paddedComponents.sort(key=lambda x: x[0])
components = [x[1] for x in paddedComponents]
substrate = null.join(components)
return substrate, True, True
def encodeValue(self, value, encodeFun, **options):
value.verifySizeSpec()
substrate = null
idx = len(value)
if value.typeId == univ.Set.typeId:
namedTypes = value.componentType
comps = []
compsMap = {}
while idx > 0:
idx -= 1
if namedTypes:
if namedTypes[idx].isOptional and not value[idx].isValue:
continue
if namedTypes[idx].isDefaulted and value[idx] == namedTypes[idx].asn1Object:
continue
comps.append(value[idx])
compsMap[id(value[idx])] = namedTypes and namedTypes[idx].isOptional
for comp in self._sortComponents(comps):
options.update(ifNotEmpty=compsMap[id(comp)])
substrate += encodeFun(comp, **options)
else:
components = [encodeFun(x, **options) for x in value]
# sort by serialized and padded components
if len(components) > 1:
zero = str2octs('\x00')
maxLen = max(map(len, components))
paddedComponents = [
(x.ljust(maxLen, zero), x) for x in components
]
paddedComponents.sort(key=lambda x: x[0])
components = [x[1] for x in paddedComponents]
substrate = null.join(components)
return substrate, True, True
def encodeValue(self, value, asn1Spec, encodeFun, **options):
if asn1Spec is None:
value.verifySizeSpec()
else:
asn1Spec = asn1Spec.componentType
components = [encodeFun(x, asn1Spec, **options)
for x in value]
# sort by serialised and padded components
if len(components) > 1:
zero = str2octs('\x00')
maxLen = max(map(len, components))
paddedComponents = [
(x.ljust(maxLen, zero), x) for x in components
]
paddedComponents.sort(key=lambda x: x[0])
components = [x[1] for x in paddedComponents]
substrate = null.join(components)
return substrate, True, True
def encodeValue(self, value, asn1Spec, encodeFun, **options):
chunks = self._encodeComponents(value, asn1Spec, encodeFun, **options)
return null.join(chunks), True, True
