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"""
Module with constants. Many of them from ykdefs.h.
"""
# Copyright (c) 2010, 2011 Yubico AB
# See the file COPYING for licence statement.
__all__ = [
# constants
'RESP_TIMEOUT_WAIT_MASK',
'RESP_TIMEOUT_WAIT_FLAG',
'RESP_PENDING_FLAG',
'SLOT_WRITE_FLAG',
'SHA1_MAX_BLOCK_SIZE',
'SHA1_DIGEST_SIZE',
'OTP_CHALRESP_SIZE',
'UID_SIZE',
# functions
# classes
]
from yubico import __version__
# Yubikey Low level interface #2.3
RESP_TIMEOUT_WAIT_MASK = 0x1f # Mask to get timeout value
RESP_TIMEOUT_WAIT_FLAG = 0x20 # Waiting for timeout operation - seconds left in lower 5 bits
RESP_PENDING_FLAG = 0x40 # Response pending flag
SLOT_WRITE_FLAG = 0x80 # Write flag - set by app - cleared by device
SHA1_MAX_BLOCK_SIZE = 64 # Max size of input SHA1 block
SHA1_DIGEST_SIZE = 20 # Size of SHA1 digest = 160 bits
OTP_CHALRESP_SIZE = 16 # Number of bytes returned for an Yubico-OTP challenge (not from ykdef.h)
UID_SIZE = 6 # Size of secret ID field
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