协议栈发送函数af datarequest说明

Z-Stack协议Z-StackvoidSampleApp_SendFlashMessageuint16Z-Stack协议Z-StackvoidSampleApp_SendFlashMessageuint16flashTimeflashTime为发afStatus_tAF_DataRequest(afAddrType_t*dstAddr,endPointDesc_tuint16cID,uint16len,uint8*buf,uint8*transID,uint8options,uint8radius)typedef{{uint16}byteendPoint241—2541-}{ AddrNotPresent,//间接传送Addr16Bit,//指定地址单点传送(Unicast)16=AddrGroup,//组寻址(Group AddrBroadcast//广播传送}UicastafAddrModeAddr16Bit间接传送当应用程序不清楚数据包的最终目标的时候使用间接传送。将模式设置为AddrNotPresent上一个版本的ZigBee(ZigBee04)，有一个选项可以讲绑定表保存在协调器(CoordinatorBinding)。广播传送设置为AddrBroadcast。目标地址可以设置为下面广播地址的一种：NWK_BROADCAST_SHORTADDR_DEVALL0xFFFFAddrNotPresent上一个版本的ZigBee(ZigBee04)，有一个选项可以讲绑定表保存在协调器(CoordinatorBinding)。广播传送设置为AddrBroadcast。目标地址可以设置为下面广播地址的一种：NWK_BROADCAST_SHORTADDR_DEVALL0xFFFF中)。NWK_BROADCAST_SHORTADDR_DEVRXON(0xFFFDNWK_BROADCAST_SHORTADDR_DEVZCZR(0xFFFC)——数据包发送给所有的路组寻址(Group式设置为afAddrGroup并且addr.shortAddr设置为组ID。Z-stackAPI一个设备怎样加入到一个ID为1的组当中：group= be {AddrNotPresent=AddrGroup3IEEE64==AddrBroadcast=MAC地址，另一种是MAC地址，另一种是16位网络地址常由制造商或者被安装时设置。这些地址由IEEE来维护和分配。描述，每个终端都必须要有一个ZigBee的简单描述。typedef{byteendPointbyte*task_id;//PointertolocationoftheApplicationtaskSimpleDescriptionFormat_t*simpleDescafNetworkLatencyReq_tlatencyReq}typedef{byteEndPoint;//EPID(EP=Enduint16AppProfIdprofileID（uint16AppDeviceId;//DeviceAppDevVer:4;//DeviceVersion0x00为VersionReserved:4;//AF_V1_SUPPORTusesforAppNumInClustersbyte;typedef{typedef{}第三个参数：uint16cID第四个参数 第五个参数：uint8 指向发送数据缓冲的指AF_DISCV_ROUTE0x20总要包含这个选AF_SKIP_ROUTING0x80设置这个选项将导致设备跳过路由而直接发送消typedef{afStatus_FAILED=0x80,}下面是这个函数完整的源代码******CommonfunctionalityforinvokingAPSDE_DataReq()forbothSendMultiandMSG-Send.input***@param*dstAddr-FullZBdestinationaddress:NwkAddr+End*srcEP-Origination(i.e.respondtoorackto)End****---AvalidclusterIDasspecifiedbytheProfile.Numberofbytesofdatapointedtobynextparam.Apointertothedatabytestosend.****---AvalidclusterIDasspecifiedbytheProfile.Numberofbytesofdatapointedtobynextparam.Apointertothedatabytestosend.beusedasthetransactionsequencenumberof*******options-ValidbitmaskofTxoptions.radius-NormallysettoAF_DEFAULT_RADIUS.*transID-Incrementedbyoneifthereturnvalueis*@returnafStatus_t-SeepreviousdefinitionofafStatus_...uint16cID,uint16len,uint8options,){pDescCBpfnDescCB;ZStatus_tstat;afDataReqMTU_tmtu;//Verifysourceendpointif(srcEP==NULL){return}#if!defined(REFLECTORif(dstAddr->addrMode==afAddrNotPresent{return}Verifydestinationaddressreq.dstAddr.addr.shortAddr=dstAddr-Validatebroadcastingif(dstAddr->addrMode==)(dstAddr->addrMode==afAddrBroadcast){//if(dstAddr->addrMode==)(dstAddr->addrMode==afAddrBroadcast){//Checkforvalidif({//ForcemodedstAddr->addr.shortAddr dstAddr->addrMode=}{Addressisnotavalidbroadcasttype)if(dstAddr->addrMode=={return}}}elseif(dstAddr->addrMode!=afAddrGroup&&dstAddr->addrMode!=afAddrNotPresent){return}req.dstAddr.addrMode=dstAfileID==afGetDescCB(srcEP))if({uint16*pID=(uint16if(pID){fileID=*pID;osal_mem_free(pID}}elseif(srcEP->simpleDesc{fileID=srcEP->simpleDesc-}req.txOptions=if((({options&AF_ACK_REQUESTreq.dstAddr.addrMode!=AddrBroadcastreq.dstAddr.addrMode!=AddrGroup))))req.txOptions}if(optionsreq.txOptions=if((({options&AF_ACK_REQUESTreq.dstAddr.addrMode!=AddrBroadcastreq.dstAddr.addrMode!=AddrGroup))))req.txOptions}if(options&AF_SKIP_ROUTING{req.txOptions}if(options&AF_EN_SECURITY{req.txOptions=}{}=mtu.kvp=======req.radiusCounter=radius;if(len>afDataReqMTU(&mtu){if{req.txOptions|=AF_FRAGMENTED|APS_TX_OPTIONS_ACK;stat=(*apsfSendFragmented)(&req);}{stat=}}{stat=APSDE_DataReq(&req{stat=}}{stat=APSDE_DataReq(&req}IfthisisanEndPoint-to-EndPointmessageonthesamedevice,itwillnotgetaddedtotheNWKdatabufs.SoitwillnotgoOTAanditwillAF_DATA_CONFIRM_CMDhere.NotethatAPSDE_DataConfirm()onlygeneratesonemessagewiththefirstinlineTransSeqNumber,evenonamultiAlsonotethatareflected