Coverage for d7a/alp/operands/lorawan_interface_configuration_abp.py: 97%

38 statements  

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1# 

2# Copyright (c) 2015-2021 University of Antwerp, Aloxy NV. 

3# 

4# This file is part of pyd7a. 

5# See https://github.com/Sub-IoT/pyd7a for further info. 

6# 

7# Licensed under the Apache License, Version 2.0 (the "License"); 

8# you may not use this file except in compliance with the License. 

9# You may obtain a copy of the License at 

10# 

11# http://www.apache.org/licenses/LICENSE-2.0 

12# 

13# Unless required by applicable law or agreed to in writing, software 

14# distributed under the License is distributed on an "AS IS" BASIS, 

15# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 

16# See the License for the specific language governing permissions and 

17# limitations under the License. 

18# 

19import struct 

20 

21from d7a.support.schema import Validatable, Types 

22 

23 

24class LoRaWANInterfaceConfigurationABP(Validatable): 

25 

26 SCHEMA = [{ 

27 # # TODO first byte is extensible with other fields 

28 # "adr_enabled": Types.BOOLEAN(), 

29 # "request_ack": Types.BOOLEAN(), 

30 # "application_port": Types.BYTE(), 

31 # "data_rate": Types.BYTE(), 

32 # "netw_session_key": Types.BYTES(), 

33 # "app_session_key": Types.BYTES(), 

34 # "dev_addr": Types.BYTES(), 

35 # "netw_id": Types.BYTES(), 

36 }] 

37 

38 def __init__(self, adr_enabled, request_ack, app_port, data_rate, dev_addr, netw_id): 

39 self.adr_enabled = adr_enabled 

40 self.request_ack = request_ack 

41 self.app_port = app_port 

42 self.data_rate = data_rate 

43 self.dev_addr = dev_addr 

44 self.netw_id = netw_id 

45 super(LoRaWANInterfaceConfigurationABP, self).__init__() 

46 

47 def __iter__(self): 

48 byte = 0 

49 if self.request_ack: 

50 byte |= 1 << 1 

51 

52 if self.adr_enabled: 

53 byte |= 1 << 2 

54 

55 yield byte 

56 yield self.app_port 

57 yield self.data_rate 

58 

59 for byte in bytearray(struct.pack(">I", self.dev_addr)): 

60 yield byte 

61 

62 for byte in bytearray(struct.pack(">I", self.netw_id)): 

63 yield byte 

64 

65 def __str__(self): 

66 return str(self.as_dict()) 

67 

68 @staticmethod 

69 def parse(s): 

70 _rfu = s.read("bits:5") 

71 adr_enabled = s.read("bool") 

72 request_ack = s.read("bool") 

73 _rfu = s.read("bits:1") 

74 app_port = s.read("uint:8") 

75 data_rate = s.read("uint:8") 

76 dev_addr = s.read("uint:32") 

77 netw_id = s.read("uint:32") 

78 

79 return LoRaWANInterfaceConfigurationABP( 

80 request_ack=request_ack, 

81 adr_enabled=adr_enabled, 

82 app_port=app_port, 

83 data_rate=data_rate, 

84 dev_addr=dev_addr, 

85 netw_id=netw_id, 

86 ) 

87 

88 

89