kmip/core/primitives.py
def read(self, istream, kmip_version=enums.KMIPVersion.KMIP_1_0):
        """
        Read the encoding of the Interval from the input stream.

        Args:
            istream (stream): A buffer containing the encoded bytes of the
                value of an Interval. Usually a BytearrayStream object.
                Required.
            kmip_version (KMIPVersion): An enumeration defining the KMIP
                version with which the object will be decoded. Optional,
                defaults to KMIP 1.0.

        Raises:
            InvalidPrimitiveLength: if the Interval encoding read in has an
                invalid encoded length.
            InvalidPaddingBytes: if the Interval encoding read in does not use
                zeroes for its padding bytes.
        """
        super(Interval, self).read(istream, kmip_version=kmip_version)

        # Check for a valid length before even trying to parse the value.
        if self.length != Interval.LENGTH:
            raise exceptions.InvalidPrimitiveLength(
                "interval length must be {0}".format(Interval.LENGTH))

        # Decode the Interval value and the padding bytes.
        self.value = unpack('!I', istream.read(Interval.LENGTH))[0]
        pad = unpack('!I', istream.read(Interval.LENGTH))[0]

        # Verify that the padding bytes are zero bytes.
        if pad != 0:
            raise exceptions.InvalidPaddingBytes("padding bytes must be zero")

        self.validate()
def read(self, istream, kmip_version=enums.KMIPVersion.KMIP_1_0):
        """
        Read the encoding of the Interval from the input stream.

        Args:
            istream (stream): A buffer containing the encoded bytes of the
                value of an Interval. Usually a BytearrayStream object.
                Required.
            kmip_version (KMIPVersion): An enumeration defining the KMIP
                version with which the object will be decoded. Optional,
                defaults to KMIP 1.0.

        Raises:
            InvalidPrimitiveLength: if the Interval encoding read in has an
                invalid encoded length.
            InvalidPaddingBytes: if the Interval encoding read in does not use
                zeroes for its padding bytes.
        """
        super(Interval, self).read(istream, kmip_version=kmip_version)

        # Check for a valid length before even trying to parse the value.
        if self.length != Interval.LENGTH:
            raise exceptions.InvalidPrimitiveLength(
                "interval length must be {0}".format(Interval.LENGTH))

        # Decode the Interval value and the padding bytes.
        self.value = unpack('!I', istream.read(Interval.LENGTH))[0]
        pad = unpack('!I', istream.read(Interval.LENGTH))[0]

        # Verify that the padding bytes are zero bytes.
        if pad != 0:
            raise exceptions.InvalidPaddingBytes("padding bytes must be zero")

        self.validate()
Read the encoding of the Interval from the input stream.

        Args:
            istream (stream): A buffer containing the encoded bytes of the
                value of an Interval. Usually a BytearrayStream object.
                Required.
            kmip_version (KMIPVersion): An enumeration defining the KMIP
                version with which the object will be decoded. Optional,
                defaults to KMIP 1.0.

        Raises:
            InvalidPrimitiveLength: if the Interval encoding read in has an
                invalid encoded length.
            InvalidPaddingBytes: if the Interval encoding read in does not use
                zeroes for its padding bytes.