diff options
Diffstat (limited to 'glucometerutils/support/lifescan_binary_protocol.py')
| -rw-r--r-- | glucometerutils/support/lifescan_binary_protocol.py | 31 |
1 files changed, 15 insertions, 16 deletions
diff --git a/glucometerutils/support/lifescan_binary_protocol.py b/glucometerutils/support/lifescan_binary_protocol.py index cea9a10..fdad130 100644 --- a/glucometerutils/support/lifescan_binary_protocol.py +++ b/glucometerutils/support/lifescan_binary_protocol.py @@ -16,12 +16,12 @@ from glucometerutils import common from glucometerutils.support import construct_extras, lifescan _LINK_CONTROL = construct.BitStruct( - construct.Padding(3), - "more" / construct.Default(construct.Flag, False), - "disconnect" / construct.Default(construct.Flag, False), - "acknowledge" / construct.Default(construct.Flag, False), - "expect_receive" / construct.Default(construct.Flag, False), - "sequence_number" / construct.Default(construct.Flag, False), + padding=construct.Padding(3), + more=construct.Default(construct.Flag, False), + disconnect=construct.Default(construct.Flag, False), + acknowledge=construct.Default(construct.Flag, False), + expect_receive=construct.Default(construct.Flag, False), + sequence_number=construct.Default(construct.Flag, False), ) @@ -34,19 +34,18 @@ def LifeScanPacket( link_control_construct = construct.Const(b"\x00") return construct.Struct( - "data" - / construct.RawCopy( + data=construct.RawCopy( construct.Struct( - construct.Const(b"\x02"), # stx - "length" - / construct.Rebuild(construct.Byte, lambda this: len(this.message) + 6), - "link_control" / link_control_construct, - "message" / construct.Bytes(lambda this: this.length - 6), - construct.Const(b"\x03"), # etx + stx=construct.Const(b"\x02"), + length=construct.Rebuild( + construct.Byte, lambda this: len(this.message) + 6 + ), + link_control=link_control_construct, + message=construct.Bytes(lambda this: this.length - 6), + etx=construct.Const(b"\x03"), ), ), - "checksum" - / construct.Checksum( + checksum=construct.Checksum( construct.Int16ul, lifescan.crc_ccitt, construct.this.data.data ), ) |