Python ValueRangeConstraint Examples

Example #1

class ThresholdFingerprintContents(Sequence):
    componentType = NamedTypes(
        NamedType(
            'threshold',
            Integer().subtype(
                subtypeSpec=ValueRangeConstraint(1, 65535)).subtype(
                    implicitTag=Tag(tagClassContext, tagFormatSimple, 0))),
        NamedType(
            'subconditions',
            SetOf(componentType=Condition()).subtype(
                implicitTag=Tag(tagClassContext, tagFormatSimple, 1))),
    )

Example #2

class SimpleSha256Condition(Sequence):
    componentType = NamedTypes(
        NamedType(
            'fingerprint',
            OctetString().subtype(
                subtypeSpec=ValueSizeConstraint(32, 32)).subtype(
                    implicitTag=Tag(tagClassContext, tagFormatSimple, 0))),
        NamedType(
            'cost',
            Integer().subtype(
                subtypeSpec=ValueRangeConstraint(0, 4294967295)).subtype(
                    implicitTag=Tag(tagClassContext, tagFormatSimple, 1))),
    )

Example #3

class PrefixFingerprintContents(Sequence):
    componentType = NamedTypes(
        NamedType(
            'prefix',
            OctetString().subtype(
                implicitTag=Tag(tagClassContext, tagFormatSimple, 0))),
        NamedType(
            'maxMessageLength',
            Integer().subtype(
                subtypeSpec=ValueRangeConstraint(0, 4294967295)).subtype(
                    implicitTag=Tag(tagClassContext, tagFormatSimple, 1))),
        NamedType(
            'subcondition',
            Condition().subtype(
                implicitTag=Tag(tagClassContext, tagFormatConstructed, 2))),
    )

Example #4

File: rfc4511.py Project: yahya971/Secure-Real-Time-Chat-Backend

# IMPLICIT TAGS
# EXTENSIBILITY IMPLIED

from pyasn1.type.univ import OctetString, Integer, Sequence, Choice, SequenceOf, Boolean, Null, Enumerated, SetOf
from pyasn1.type.namedtype import NamedTypes, NamedType, OptionalNamedType, DefaultedNamedType
from pyasn1.type.constraint import ValueRangeConstraint, SingleValueConstraint, ValueSizeConstraint
from pyasn1.type.namedval import NamedValues
from pyasn1.type.tag import tagClassApplication, tagFormatConstructed, Tag, tagClassContext, tagFormatSimple

# constants
# maxInt INTEGER ::= 2147483647 -- (2^^31 - 1) --
LDAP_MAX_INT = 2147483647
MAXINT = Integer(LDAP_MAX_INT)

# constraints
rangeInt0ToMaxConstraint = ValueRangeConstraint(0, MAXINT)
rangeInt1To127Constraint = ValueRangeConstraint(1, 127)
size1ToMaxConstraint = ValueSizeConstraint(1, MAXINT)
responseValueConstraint = SingleValueConstraint(
    0, 1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 13, 14, 16, 17, 18, 19, 20, 21, 32,
    33, 34, 36, 48, 49, 50, 51, 52, 53, 54, 64, 65, 66, 67, 68, 69, 71, 80,
    113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 4096)

# custom constraints
numericOIDConstraint = None  # TODO
distinguishedNameConstraint = None  # TODO
nameComponentConstraint = None  # TODO
attributeDescriptionConstraint = None  # TODO
uriConstraint = None  # TODO
attributeSelectorConstraint = None  # TODO

Example #5

# You should have received a copy of the GNU Lesser General Public License
# along with ldap3 in the COPYING and COPYING.LESSER files.
# If not, see <http://www.gnu.org/licenses/>.

from pyasn1.type.univ import OctetString, Integer, Sequence
from pyasn1.type.namedtype import NamedTypes, NamedType
from pyasn1.type.constraint import ValueRangeConstraint
from .controls import build_control

# constants
# maxInt INTEGER ::= 2147483647 -- (2^^31 - 1) --

MAXINT = Integer(2147483647)

# constraints
rangeInt0ToMaxConstraint = ValueRangeConstraint(0, MAXINT)


class Integer0ToMax(Integer):
    subtypeSpec = Integer.subtypeSpec + rangeInt0ToMaxConstraint


class Size(Integer0ToMax):
    # Size INTEGER (0..maxInt)
    pass


class Cookie(OctetString):
    # cookie          OCTET STRING
    pass

Example #6

File: ldapasn1.py Project: steven1664/impacket

class IntegerPositive(Integer):
    subtypeSpec = Integer.subtypeSpec + ValueRangeConstraint(0, MAXINT)

Example #7

File: ldapasn1.py Project: steven1664/impacket

class Integer7Bit(Integer):
    # INTEGER (1 ..  127)
    subtypeSpec = ValueRangeConstraint(1, 127)

Example #8

File: fulfillment.py Project: RiddleAndCode/cryptoconditions

    NamedType('subfulfillments', univ.Any()),
    NamedType('subconditions', univ.SetOf(
        componentType=Condition()
    ).subtype(implicitTag=Tag(tagClassContext, tagFormatSimple, 1)))
)


PrefixFulfillment.componentType = NamedTypes(
    NamedType(
        'prefix',
        univ.OctetString().subtype(
            implicitTag=Tag(tagClassContext, tagFormatSimple, 0))),
    NamedType(
        'maxMessageLength',
        univ.Integer().subtype(
            subtypeSpec=ValueRangeConstraint(0, 4294967295)
        ).subtype(implicitTag=Tag(tagClassContext, tagFormatSimple, 1))),
    NamedType('subfulfillment', univ.Any()),
)


Fulfillment.componentType = NamedTypes(
    NamedType(
        'preimageSha256',
        PreimageFulfillment().subtype(
            implicitTag=Tag(tagClassContext, tagFormatConstructed, 0))),
    NamedType(
        'prefixSha256',
        PrefixFulfillment().subtype(
            implicitTag=Tag(tagClassContext, tagFormatConstructed, 1))),
    NamedType(

Example #9

class RestrictiveASN1Model(Integer):
    subtypeSpec = ValueRangeConstraint(100, 199)