static NCerror moveto(NCDAPCOMMON* nccomm, Getvara* xgetvar, CDFnode* xrootnode, void* memory) { OCerror ocstat = OC_NOERR; NCerror ncstat = NC_NOERR; OCconnection conn = nccomm->oc.conn; OCdata xrootcontent; OCobject ocroot; NClist* path = nclistnew(); struct NCMEMORY memstate; memstate.next = (memstate.memory = memory); /* Get the root content*/ ocroot = xrootnode->tree->ocroot; xrootcontent = oc_data_new(conn); ocstat = oc_data_root(conn,ocroot,xrootcontent); if(ocstat != OC_NOERR) {THROWCHK(ocstat); goto done;} /* Remember: xgetvar->target is in DATADDS tree */ collectnodepath3(xgetvar->target,path,WITHDATASET); ncstat = movetor(nccomm,xrootcontent, path,0,xgetvar,0,&memstate, xgetvar->varaprojection->var->segments); done: nclistfree(path); oc_data_free(conn,xrootcontent); if(ocstat != OC_NOERR) ncstat = ocerrtoncerr(ocstat); return THROW(ncstat); }
NCerror buildcachenode34(NCDAPCOMMON* nccomm, NCconstraint* constraint, NClist* varlist, NCcachenode** cachep, int isprefetch) { NCerror ncstat = NC_NOERR; OCerror ocstat = OC_NOERR; OCconnection conn = nccomm->oc.conn; OCobject ocroot = OCNULL; CDFnode* dxdroot = NULL; NCcachenode* cachenode = NULL; char* ce = NULL; if(FLAGSET(nccomm->controls,NCF_UNCONSTRAINABLE)) ce = NULL; else ce = buildconstraintstring3(constraint); ocstat = dap_oc_fetch(nccomm,conn,ce,OCDATADDS,&ocroot); efree(ce); if(ocstat) {THROWCHK(ocerrtoncerr(ocstat)); goto done;} ncstat = buildcdftree34(nccomm,ocroot,OCDATA,&dxdroot); if(ncstat) {THROWCHK(ncstat); goto done;} /* regrid */ if(!FLAGSET(nccomm->controls,NCF_UNCONSTRAINABLE)) { ncstat = regrid3(dxdroot,nccomm->cdf.ddsroot,constraint->projections); if(ncstat) {THROWCHK(ncstat); goto done;} } /* create the cache node */ cachenode = createnccachenode(); cachenode->prefetch = isprefetch; cachenode->vars = nclistclone(varlist); cachenode->datadds = dxdroot; cachenode->constraint = clonencconstraint(constraint); cachenode->wholevariable = iswholeconstraint(cachenode->constraint); /* save the root content*/ cachenode->ocroot = ocroot; cachenode->content = oc_data_new(conn); ocstat = oc_data_root(conn,ocroot,cachenode->content); if(ocstat) {THROWCHK(ocerrtoncerr(ocstat)); goto done;} /* capture the packet size */ ocstat = oc_raw_xdrsize(conn,ocroot,&cachenode->xdrsize); if(ocstat) {THROWCHK(ocerrtoncerr(ocstat)); goto done;} #ifdef DEBUG fprintf(stderr,"buildcachenode: new cache node: %s\n", dumpcachenode(cachenode)); #endif /* Insert into the cache. If not caching, then remove any previous cache node */ if(!isprefetch) { NCcache* cache = nccomm->cdf.cache; if(cache->nodes == NULL) cache->nodes = nclistnew(); /* remove cache nodes to get below the max cache size */ while(cache->cachesize + cachenode->xdrsize > cache->cachelimit) { NCcachenode* node = (NCcachenode*)nclistremove(cache->nodes,0); #ifdef DEBUG fprintf(stderr,"buildcachenode: purge cache node: %s\n", dumpcachenode(cachenode)); #endif cache->cachesize -= node->xdrsize; freenccachenode(nccomm,node); } /* Remove cache nodes to get below the max cache count */ /* If not caching, then cachecount should be 0 */ while(nclistlength(cache->nodes) > cache->cachecount) { NCcachenode* node = (NCcachenode*)nclistremove(cache->nodes,0); #ifdef DEBUG fprintf(stderr,"buildcachenode: count purge cache node: %s\n", dumpcachenode(node)); #endif cache->cachesize -= node->xdrsize; freenccachenode(nccomm,node); } nclistpush(nccomm->cdf.cache->nodes,(ncelem)cachenode); cache->cachesize += cachenode->xdrsize; } #ifdef DEBUG fprintf(stderr,"buildcachenode: %s\n",dumpcachenode(cachenode)); #endif done: if(cachep) *cachep = cachenode; if(ocstat != OC_NOERR) ncstat = ocerrtoncerr(ocstat); if(ncstat) { freecdfroot34(dxdroot); freenccachenode(nccomm,cachenode); } return THROW(ncstat); }