def lock_action(auth_id, lock_action, bridge_id, flags, nonce_k):
cmd_id = 0x000D
cmd_id = utils.pack_u16(cmd_id)
lock_action = utils.pack_u8(lock_action)
bridge_id = utils.pack_u32(bridge_id)
flags = utils.pack_u8(flags)
message = cmd_id + lock_action + bridge_id + flags + nonce_k
return message
def error_bridge(error_code, command):
cmd_id = 0x8012
cmd_id = utils.pack_u16(cmd_id)
error_code = utils.pack_u8(error_code)
command = utils.pack_u16(command)
message = cmd_id + error_code + command
return message
def authorization_data(id_type, bridge_id, name, nonce_abf, nonce_k, key):
cmd_id = 0x0006
cmd_id = utils.pack_u16(cmd_id)
id_type = utils.pack_u8(id_type)
bridge_id = utils.pack_u32(bridge_id)
z_fill = a2b_hex('0000000000000000000000000000000000000000000000000000000000000000')
name = a2b_hex(hexlify(name))[:15] + z_fill
name = name[:32]
message = id_type + bridge_id + name + nonce_abf + nonce_k
auth_h = nacl.bindings.crypto_auth_hmacsha256(message, key)
message = cmd_id + auth_h + id_type + bridge_id + name + nonce_abf
return message