分布式通信子系统--让华为手机发现Hi3861开发板 精华

MrMrLi
发布于 2020-12-12 19:25
浏览
6收藏

工具:

1. 华为手机,需要有多设备协同功能。在设置->更多连接->多设备协同,查看是否有多设备协同功能,此功能使用的就是coap协议。

2. Hi3861开发板

 

步骤:

1.  修改源码,发布一个Serivce

2.  启动Hi3861开发板,并连接WIFI,对Hi3861设备接收广播和响应广播处添加日志,使用串口工具查看日志。

3.  使用路由器上进行抓包。udp,端口是5684

4.  将多设备协同开关打开。在打开开关的瞬间,可以看到Hi3861开发板接收到了多条广播请求,同时对多条广播进行响应

运行结果:

可以看到Hi3861开发板对华为手机发现设备时发出的广播进行响应,但手机上并没有展示出Hi3861设备信息,可能是还需要一些其他信息,或者传递的信息手机并不支持,具体原因不详,不清楚手机端对Hi3861发送的响应报文是如何处理的,但Hi3861通过HarmonyOS系统能力,已经能成功与手机进行交互了。下一步就是通过解决如何在手机上展示并通过HarmonyOS系统能力进行通信,如获取设备温度。

下面一张截图中手机的IP是192.168.1.216,Hi3861开发板的IP是192.168.1.232,可以看到开发板对手机广播的成功响应。

分布式通信子系统--让华为手机发现Hi3861开发板-鸿蒙开发者社区

[18:56:32.719]收←◆ready to OS start
sdk ver:Hi3861V100R001C00SPC025 2020-09-03 18:10:00
formatting spiffs...

[18:56:33.040]收←◆FileSystem mount ok.
wifi init success!

GetService name:GetService name:

get feature name.

GetService name:

get feature name.

[Register Test][TaskID:954112][Step:0][Reg S:example, F:example] Time: 330!
GetService name:

GetService name:

GetService name:[Boot Test][TaskID:0xe8c44][Step:1][Reg Finish S:example]Time: 340!
GetService name:Register Test,Oninit1Register Test,Oninit

[DISCOVERY] InitLocalDeviceInfo ok
[DISCOVERY] Init socket success.
[DISCOVERY] liteos_m init wifi event.
[DISCOVERY]CoapInitWifiEvent()
[DISCOVERY]CreateMsgQue()
[DISCOVERY]OnWifiConnectionChanged bind.()
[DISCOVERY]RegisterWifiEvent()
[DISCOVERY]RegisterWifiEvent success.
[DISCOVERY]create message queue task.
[DISCOVERY]create message queue success.
[DISCOVERY] init cop listen thread.
[DISCOVERY] CreateCoapListenThread
[DISCOVERY] CreateCoapListenThread2
[DISCOVERY]CoapWriteMsgQueue().
[DISCOVERY] InitService ok
[DISCOVERY] PublishCallback publishId=1, result=0
demo service publish success.1get feature name.GetService name:[DISCOVERY]ReadMsgQue().
[DISCOVERY]CoapHandleWifiEvent().
[DISCOVERY] WifiEventTrigger 1.
[DISCOVERY] WifiEventTrigger[DISCOVERY] CoapReadHandle()
[DISCOVERY] CoapReadHandle coin select begin
[DISCOVERY] CoapReadHandle, select
 GetCommonDeviceInfo is success.
[DISCOVERY] CoapGetIp().
[DISCOVERY] WifiEventTrigger .
[DISCOVERY] WifiEventTrigger ret is 0.
[DISCOVERY] WifiEventTrigger BusManager().
[TRANS] OpenTcpServer inet_pton fail, rc=0:(null)
[TRANS] InitListenFd OpenTcpServer fail
[AUTH] StartBus StartListener fail
[DISCOVERY] WifiEventTrigger StartBusManager(1) fail
[DISCOVERY]ReadMsgQue().
00 00:00:00 0 68 D 0/HIVIEW: hilog init success.
00 00:00:00 0 68 D 0/HIVIEW: log limit init success.
00 00:00:00 0 68 I 1/SAMGR: Bootstrap core services(count:3).
00 00:00:00 0 68 I 1/SAMGR: Init service:0x4c4c14 TaskPool:0xfa9a4
00 00:00:00 0 68 I 1/SAMGR: Init service:0x4c4c38 TaskPool:0xfb014
00 00:00:00 0 68 I 1/SAMGR: Init service:0x4c6d88 TaskPool:0xfb1d4
00 00:00:00 0 100 I 1/SAMGR: Init service 0x4c4c38 <time: 0ms> success!
00 00:00:00 0 0 I 1/SAMGR: Init service 0x4c4c14 <time: 0ms> success!
00 00:00:00 0 200 D 0/HIVIEW: hiview init success.
00 00:00:00 0 200 I 1/SAMGR: Init service 0x4c6d88 <time: 0ms> success!
00 00:00:00 0 200 I 1/SAMGR: Initialized all core system services!
00 00:00:00 0 0 I 1/SAMGR: Bootstrap system and application services(count:1).
00 00:00:00 0 0 I 1/SAMGR: Init service:0x4c4cf0 TaskPool:0xeba70
00 00:00:00 0 68 I 1/SAMGR: Init service 0x4c4cf0 <time: 80ms> success!
00 00:00:00 0 68 I 1/SAMGR: Initialized all system and application services!
00 00:00:00 0 0 I 1/SAMGR: Bootstrap dynamic registered services(count:0).

[18:56:53.855]发→◇AT+STARTSTA




□
[18:56:53.860]收←◆AT+STARTSTAbusy!

busy!
busy!
OK


[18:57:03.997]发→◇AT+CONN=,86:73:03:de:fc:14,3,"12345678"





□
[18:57:04.002]收←◆AT+CONN=,86:73:03:de:fc:14,3,"12345678"busy!
busy!
busy!

busy!
OK


[18:57:04.780]收←◆+NOTICE:SCANFINISH

[18:57:05.265]收←◆+NOTICE:CONNECTED
[DISCOVERY]CoapConnectionChangedHandler().
[DISCOVERY]CoapWriteMsgQueue().
[DISCOVERY]CoapHandleWifiEvent().
[DISCOVERY] WifiEventTrigger 1.
[DISCOVERY] WifiEventTrigger GetCommonDeviceInfo is success.
[DISCOVERY] CoapGetIp().

[18:57:20.196]发→◇AT+DHCP=wlan0,1


□
[18:57:20.200]收←◆AT+DHCP=wlan0,1busy!
busy!

OK


[18:57:21.210]收←◆[DISCOVERY] WifiEventTrigger 192.168.43.112.
[DISCOVERY] WifiEventTrigger ret is 0.
[DISCOVERY] WifiEventTrigger BusManager().
[TRANS] OpenTcpServer inet_pton rc=1
[TRANS] OpenTcpServer fd=1
[TRANS] WaitProcess begin
[TRANS] StartListener ok
[TRANS] OpenTcpServer inet_pton rc=1
[TRANS] OpenTcpServer fd=2
[TRANS] StartSelectLoop create trans_session_task
[TRANS] SelectSessionLoop begin
[AUTH] StartBus ok
[DISCOVERY] WifiEventTrigger CoapRegisterDeviceInfo().
[DISCOVERY]ReadMsgQue().

[18:57:36.642]收←◆[DISCOVERY] HandleReadEvent()
[DISCOVERY] COAP_SoftBusDecode()
[DISCOVERY] PostServiceDiscover()
[DISCOVERY] GetServiceDiscoverInfo()
[DISCOVERY] GetServiceDiscoverInfo()
[DISCOVERY] ParseServiceDiscover()
{"deviceId":"{\"UDID\":\"EB1204FC4F250C892EBD67E46D0CEA03FFC16347541C95954434F22494231CCE\"}","devicename":"nova 5 Pro","type":14,"hicomversion":"2.1.0.0","mode":1,"deviceHash":"2850086000394994110","serviceData":"","wlanIp":"192.168.43.241","capabilityBit[DISCOVERY] ParseServiceDiscover(coap://192.168.43.241/device_discover)
[DISCOVERY]CoapResponseService().
[DISCOVERY]PrepareServiceDiscover().
[DISCOVERY]init data().
{"deviceId":"{\"UDID\":\"BE753141CDEC87CE61D564BFD84C908E966011DEB00BF46690FC97B133AA795B\"}","devicename":"DEV_L0","type":241,"hicomversion":"","mode":0,"deviceHash":"4174638","serviceData":"port:56968,,","wlanIp":"192.168.43.112","capabilityBitmap":[64]}[DISCOVERY]CoapSendRequest().
[DISCOVERY]CoapSendRequest remote ip:192.168.43.241.
CoapSocketSend:3,294
send result:294\[DISCOVERY]send success.
[DISCOVERY] CoapReadHandle, select
[DISCOVERY] HandleReadEvent()
[DISCOVERY] COAP_SoftBusDecode()
[DISCOVERY] PostServiceDiscover()
[DISCOVERY] GetServiceDiscoverInfo()
[DISCOVERY] GetServiceDiscoverInfo()
[DISCOVERY] ParseServiceDiscover()
{"deviceId":"{\"UDID\":\"EB1204FC4F250C892EBD67E46D0CEA03FFC16347541C95954434F22494231CCE\"}","devicename":"nova 5 Pro","type":14,"hicomversion":"2.1.0.0","mode":1,"deviceHash":"2850086000394994110","serviceData":"","wlanIp":"192.168.43.241","capabilityBit

[DISCOVERY] ParseServiceDiscover(coap://192.168.43.241/device_discover)
[DISCOVERY]CoapResponseService().
[DISCOVERY]PrepareServiceDiscover().
[DISCOVERY]init data().
{"deviceId":"{\"UDID\":\"BE753141CDEC87CE61D564BFD84C908E966011DEB00BF46690FC97B133AA795B\"}","devicename":"DEV_L0","type":241,"hicomversion":"","mode":0,"deviceHash":"4174638","serviceData":"port:56968,,","wlanIp":"192.168.43.112","capabilityBitmap":[64]}[DISCOVERY]CoapSendRequest().
[DISCOVERY]CoapSendRequest remote ip:192.168.43.241.
CoapSocketSend:4,294
send result:294\[DISCOVERY]send success.
[DISCOVERY] CoapReadHandle, select
  • 1.
  • 2.
  • 3.
  • 4.
  • 5.
  • 6.
  • 7.
  • 8.
  • 9.
  • 10.
  • 11.
  • 12.
  • 13.
  • 14.
  • 15.
  • 16.
  • 17.
  • 18.
  • 19.
  • 20.
  • 21.
  • 22.
  • 23.
  • 24.
  • 25.
  • 26.
  • 27.
  • 28.
  • 29.
  • 30.
  • 31.
  • 32.
  • 33.
  • 34.
  • 35.
  • 36.
  • 37.
  • 38.
  • 39.
  • 40.
  • 41.
  • 42.
  • 43.
  • 44.
  • 45.
  • 46.
  • 47.
  • 48.
  • 49.
  • 50.
  • 51.
  • 52.
  • 53.
  • 54.
  • 55.
  • 56.
  • 57.
  • 58.
  • 59.
  • 60.
  • 61.
  • 62.
  • 63.
  • 64.
  • 65.
  • 66.
  • 67.
  • 68.
  • 69.
  • 70.
  • 71.
  • 72.
  • 73.
  • 74.
  • 75.
  • 76.
  • 77.
  • 78.
  • 79.
  • 80.
  • 81.
  • 82.
  • 83.
  • 84.
  • 85.
  • 86.
  • 87.
  • 88.
  • 89.
  • 90.
  • 91.
  • 92.
  • 93.
  • 94.
  • 95.
  • 96.
  • 97.
  • 98.
  • 99.
  • 100.
  • 101.
  • 102.
  • 103.
  • 104.
  • 105.
  • 106.
  • 107.
  • 108.
  • 109.
  • 110.
  • 111.
  • 112.
  • 113.
  • 114.
  • 115.
  • 116.
  • 117.
  • 118.
  • 119.
  • 120.
  • 121.
  • 122.
  • 123.
  • 124.
  • 125.
  • 126.
  • 127.
  • 128.
  • 129.
  • 130.
  • 131.
  • 132.
  • 133.
  • 134.
  • 135.
  • 136.
  • 137.
  • 138.
  • 139.
  • 140.
  • 141.
  • 142.
  • 143.
  • 144.
  • 145.
  • 146.
  • 147.
  • 148.
  • 149.
  • 150.
  • 151.
  • 152.
  • 153.
  • 154.
  • 155.
  • 156.
  • 157.
  • 158.
  • 159.
  • 160.
  • 161.
  • 162.
  • 163.
  • 164.
  • 165.
  • 166.
  • 167.

分类
已于2020-12-13 18:21:36修改
5
收藏 6
回复
举报
5
2
6
2条回复
按时间正序
/
按时间倒序
鸿蒙开发者社区官方账号
鸿蒙开发者社区官方账号

征文大赛正在火热进行中,楼主这么优秀的文章真的不考虑参加吗?

 

例如这篇在标题开头添加“#2020征文-开发板#“,
再找到相应的专栏位置投稿,

就可以参加比赛啦!

 

详细步骤可以点击链接https://harmonyos.51cto.com/posts/1940进行了解

用更多的文章来赢取更多的奖励和人气吧!期待楼主后续的活跃表现。

已于2020-12-14 16:55:53修改
1
回复
2020-12-14 16:55:39
小熊派BearPi
小熊派BearPi

请问可以提供下这个的源码吗

回复
2021-3-3 13:53:46


回复
    相关推荐