127 рядки
4.8 KiB
C
127 рядки
4.8 KiB
C
#ifndef cmDspNet_h
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#define cmDspNet_h
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#ifdef __cplusplus
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extern "C" {
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#endif
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//( { file_desc:"'snap' distributed host UDP networking implementation." kw:[snap]}
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#define cmDspSys_PARENT_SYM_TBL_BASE_ID 10000
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#define cmDspSys_AsSubIdx_Zero (0)
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typedef struct _cmDspClass_str
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{
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cmDspClass_t* classPtr;
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unsigned symId;
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struct _cmDspClass_str* linkPtr;
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} _cmDspClass_t;
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typedef struct _cmDspInst_str
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{
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cmDspInst_t* instPtr;
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struct _cmDspInst_str* linkPtr;
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} _cmDspInst_t;
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typedef struct
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{
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unsigned id;
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bool helloFl; // recv'd a sync 'hello' msg from this node
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bool reqDoneFl;// recv'd a synd 'requests done' msg from this node
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bool doneFl; // recv'd a sync 'done' msg from this node
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bool localFl; // this is the local node
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} _cmDspNetNode_t;
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// connections from a DSP instance on this machine - this list exists on the src machine only
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// to a DSP instance on another machine
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typedef struct _cmDspSrcConn_str
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{
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unsigned srcId; // address provided by this machine
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unsigned dstId; // address provided by the remote machine
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unsigned dstNetNodeId;
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cmChar_t* dstInstLabel;
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cmChar_t* dstVarLabel;
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struct _cmDspSrcConn_str* link;
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} _cmDspSrcConn_t;
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// Connection proxies for connection destinations - this list exists on the dst machine only
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typedef struct _cmDspDstConn_str
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{
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unsigned dstId; // address provided by this machine (same as dstId on other machine)
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unsigned srcNetNodeId; // net node Id of the source - srcId is unique to this machine
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unsigned srcId; // address provided by remote machine (same as srcId on other machine)
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cmDspInst_t* dstInst; // connection destination target instance/var
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unsigned dstVarId; //
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struct _cmDspDstConn_str* link; //
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} _cmDspDstConn_t;
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typedef struct
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{
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cmErr_t err;
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cmCtx_t cmCtx;
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cmDspCtx_t ctx;
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cmLHeapH_t lhH; // DSP system lHeap used for system memory (DSP instance memory uses ctx->lhH so that it can be removed independent of the DSP system memory)
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cmSymTblH_t stH; // DSP system symbol table (holds class based symbols) (DSP instances use ctx->stH)
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cmDspStoreH_t dsH; // DSP system global variable storate table
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cmJsonH_t jsH; // DSP json for use by the system
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const cmChar_t* rsrcFn; // name of the JSON file containing resource specific resource
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_cmDspClass_t* classList;
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_cmDspInst_t* instList;
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cmDspPresetMgr_t pm;
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unsigned nextInstId;
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unsigned pgmIdx;
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cmUdpNetH_t netH; //
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cmThreadH_t thH; //
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unsigned nextDstId; //
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unsigned netNodeCnt; //
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_cmDspNetNode_t* netNodeArray; // netNodeArray[ netNodeCnt ]
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_cmDspSrcConn_t* srcConnList; // linked list of all dstConn recds
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_cmDspDstConn_t* dstConnList; // linked list of all srcConn recds
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_cmDspSrcConn_t** srcConnMap; // srcConnMap[srcConnMapCnt] array of all srcConn recd ptr's mapped to srcId
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unsigned srcConnMapCnt; // count of records in srcConnMap[]
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_cmDspDstConn_t** dstConnMap; // dstConnMap[dstConnMapCnt] array of all dstConn recd ptr's mapped to dstId
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unsigned dstConnMapCnt; // count of record in dstConnMap[]
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bool netDoneSentFl; // true when this node has broadcast it's 'done' msg
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unsigned netVerbosity;
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unsigned sendWaitMs;
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unsigned syncState; // see kSyncXXXDspId
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cmDspInstSymId_t* symIdList; // sym id's which will be assigned to each new instance
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} cmDsp_t;
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// called by cmDspSysInstallNetCb()
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_cmDspSrcConn_t* _cmDspSysNetCreateSrcConn( cmDsp_t* p, unsigned dstNetNodeId, const cmChar_t* dstInstLabel, const cmChar_t* dstVarLabel );
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// called by cmDspSysInitialize()
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cmDspRC_t _cmDspSysNetAlloc( cmDsp_t* p );
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// called by cmDspSysFinalize()
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cmDspRC_t _cmDspSysNetFree( cmDsp_t* p );
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// called by cmDspSysLoad()
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cmDspRC_t _cmDspSysNetPreLoad( cmDsp_t* p );
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// called by cmDspSysUnload()
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cmDspRC_t _cmDspSysNetUnload( cmDsp_t* p );
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// Call this function to enter 'sync' mode.
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cmDspRC_t _cmDspSysNetSync( cmDsp_t* p );
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// Called from cmAudDsp.c:_cmAdUdpNetCallback() to to send an incoming msg to the DSP system.
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cmDspRC_t _cmDspSysNetRecv( cmDsp_t* p, const cmDspNetMsg_t* msg, unsigned msgByteCnt, unsigned remoteNetNodeId );
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cmDspRC_t _cmDspSysNetSendEvent( cmDspSysH_t h, unsigned dstNetNodeId, unsigned dstId, const cmDspEvt_t* evt );
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//)
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#ifdef __cplusplus
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}
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#endif
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#endif
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