STDMETHODIMP LightOPCServer::GetItemID(
/* [in] */ LPWSTR szItemDataID,
/* [string][out] */ LPWSTR *szItemID)
{
HRESULT hr = S_OK;
LO_CHECK_STATEz1("GetItemID", szItemID);
if (!szItemID) hr = E_INVALIDARG;
else
{
loWchar *itemid = 0;
int ii = -1;
lock_browse();
// UL_DEBUG((LOG_SR("GetItemID->(%ls)(%ls)"), loWnul(browsepos.sb_str),loWnul(szItemDataID)));
if (0 <= (ii = cat_browsepos(szItemDataID)))
{
itemid = loComWstrdup(browsepos.sb_str/*? browsepos.sb_str: L""*/);
browsepos.sb_str[ii] = 0;
}
unlock_browse();
if (!itemid)
{
hr = E_OUTOFMEMORY;
UL_INFO((LOG_SR("GetItemID(%ls) = %s"),
loWnul(szItemDataID), loStrError(hr)));
}
else
{
/* loFindItemID() will go faster */
if (loFindItemID(se, &ctxt.cactx, 0, itemid, 0,
VT_EMPTY, loDAIG_BROWSE, 0, &hr) ||
lo_browse_branch(se, itemid) )
*szItemID = itemid, hr = S_OK;
else
{
//if (!FAILED(hr)) loOPC_E_NOTFOUND;
hr = E_INVALIDARG;
UL_INFO((LOG_SR("GetItemID(%ls)(%ls) = %s"),
loWnul(szItemDataID), loWnul(itemid), loStrError(hr)));
loComFree(itemid);
}
}
}
if (S_OK == hr)
{
UL_NOTICE((LOG_SR("GetItemID(%ls) = %ls"), loWnul(szItemDataID), *szItemID));
}
LO_FINISH();
return hr;
}
STDMETHODIMP LightOPCGroup::GetState (DWORD *pUpdateRate, BOOL *pActive, LPWSTR *ppName,
LONG *pTimeBias, FLOAT *pPercentDeadband, DWORD *pLCID,
OPCHANDLE * phClientGroup, OPCHANDLE * phServerGroup)
{
HRESULT hr = S_OK;
LO_CHECK_STATEz1("GetState", ppName);
if (!ppName) { hr = E_INVALIDARG; goto Return; }
UL_TRACE((LOG_GRH("LightOPCGroup::GetState()")));
lock_read();
if (phClientGroup) *phClientGroup = ClientHandle;
if (phServerGroup) *phServerGroup = ServerHandle;
if (pUpdateRate) *pUpdateRate = UpdateRate;
if (pActive) *pActive = Active;
if (pPercentDeadband) *pPercentDeadband = Deadband;
if (pLCID) *pLCID = grLCID;
if (pTimeBias) *pTimeBias = TimeBias;
if (ppName && !(*ppName = loComWstrdup(name))) hr = E_OUTOFMEMORY;
unlock();
Return:
if (S_OK != hr) UL_INFO((LOG_GRH("GetGroupState() =%s"), loStrError(hr)));
else UL_NOTICE((LOG_GRH("GetGroupState(%ls) = Ok"), loWnul(ppName? *ppName: 0)));
LO_FINISH();
return hr;
}
static void rio_refresh(LightOPCServer *cli, loRequest *rq)
{
LightOPCGroup *grp;
unsigned group_key = rq->group_key;
int operation = rq->operation;
loRqid trqid = rq->upl.trqid;
DWORD transid = rq->upl.transaction_id;
loUpdList upl;
lo_upl_init(&upl, loUPL_variant | loUPL_timestamp | loUPL_quality | loUPL_errors |
loUPL_opchandle);
upl.trqid = trqid;
upl.transaction_id = transid;
lo_req_free(rq);
cli->lock_read();
if ((grp = cli->by_handle_g(group_key)) &&
(grp->advise_present & operation & loRQ_CONN_DATA))
{
lo_refresh_items(cli->se, &upl, grp);
cli->send_callback(grp, 0, &upl, operation);
}
else
{
cli->unlock();
UL_INFO((LOGID, "Refresh(%x) Aborted: No such group or connection", trqid));
}
lo_upl_clear(&upl);
}
STDMETHODIMP LightOPCServer::GetGroupByName(LPCWSTR szGroupName, REFIID riid, LPUNKNOWN *ppUnk)
{
HRESULT hr = S_OK;
LightOPCGroup *grp;
LO_CHECK_STATEz1("GetGroupByName", ppUnk);
UL_TRACE((LOG_SR("GetGroupByName(%ls)"), loWnul(szGroupName)));
if (!ppUnk) hr = E_INVALIDARG;
else
{
if (!szGroupName) hr = E_INVALIDARG;
else
{
lock_read();
hr = loOPC_E_NOTFOUND;
if (grp = by_name(szGroupName))
hr = grp->QueryInterface(riid, (LPVOID*)ppUnk);
unlock();
}
}
if (S_OK != hr) UL_INFO((LOG_SR("GetGroupByName(%ls) =%s"),
loWnul(szGroupName), loStrError(hr)));
else UL_NOTICE((LOG_SR("GetGroupByName(%ls) =%u /%p"),
szGroupName, ((LightOPCGroup*)grp)->ServerHandle, *ppUnk));
LO_FINISH();
return hr;
}
STDMETHODIMP LightOPCGroup::RemoveItems(DWORD dwCount,
OPCHANDLE *phServer,
HRESULT **ppErrors)
{
HRESULT hr = S_OK;
HRESULT *err = 0;
LO_CHECK_STATEz1("RemoveItems", ppErrors);
if (!dwCount || !phServer) { hr = E_INVALIDARG; goto Return; }
err = (HRESULT*)loComAlloc(dwCount * sizeof(HRESULT));
if (!err) { hr = E_OUTOFMEMORY; goto Return; }
lock_write();
{
DWORD ii;
LightOPCItem *item;
for(ii = 0; ii < dwCount;)
{
unsigned tt;
loTagId ti[32];
for(tt = 0; tt < SIZEOF_ARRAY(ti) && ii < dwCount; ii++)
if (item = by_index((unsigned)phServer[ii]))
{
if (item->bActive)
{
active_count--;
ti[tt++] = item->tid;
}
del((unsigned)phServer[ii]);
err[ii] = S_OK;
}
else
{
err[ii] = OPC_E_INVALIDHANDLE;
hr = S_FALSE;
}
if (tt && Active) loChangeActivity(&owner->ctxt.cactx, 0, tt, ti);
}
}
unlock();
Return:
if (FAILED(hr))
{
UL_INFO((LOG_GRH("RemoveItems(%lu) = %s"), dwCount, loStrError(hr)));
}
else
{
if (ppErrors) *ppErrors = err, err = 0;
UL_NOTICE((LOG_GRH("RemoveItems(%lu) = %s"), dwCount, loStrError(hr)));
}
if (err) loComFree(err);
LO_FINISH();
return hr;
}
STDMETHODIMP LightOPCGroup::SetClientHandles(DWORD dwCount,
OPCHANDLE *phServer,
OPCHANDLE *phClient,
HRESULT **ppErrors)
{
HRESULT hr = S_OK;
HRESULT *err = 0;
LO_CHECK_STATEz1("SetClientHandles", ppErrors);
if (!dwCount || !phServer || !phClient)
{ hr = E_INVALIDARG; goto Return; }
err = (HRESULT*)loComAlloc(dwCount * sizeof(HRESULT));
if (!err) { hr = E_OUTOFMEMORY; goto Return; }
lock_write();
{
DWORD ii;
LightOPCItem *item;
for(ii = 0; ii < dwCount; ii++)
if (item = by_index((unsigned)phServer[ii]))
{
item->hClient = phClient[ii];
err[ii] = S_OK;
}
else
{
err[ii] = OPC_E_INVALIDHANDLE;
hr = S_FALSE;
}
}
unlock();
Return:
if (FAILED(hr))
{
UL_INFO((LOG_GRH("SetClientHandles(%lu) = %s"), dwCount, loStrError(hr)));
}
else
{
if (ppErrors) *ppErrors = err, err = 0;
UL_NOTICE((LOG_GRH("SetClientHandles(%lu) = %s"), dwCount, loStrError(hr)));
}
if (err) loComFree(err);
LO_FINISH();
return hr;
}
HRESULT MyClassFactory::CreateInstance(LPUNKNOWN pUnkOuter, REFIID riid, void** ppvObj)
{
ATLASSERT(ppvObj);
if (NULL == ppvObj)
{
return E_INVALIDARG;
}
*ppvObj = NULL;
HRESULT hr = S_OK;
IUnknown *server = NULL;
IUnknown *inner = NULL;
if (NULL == DataService::Instance())
{
return E_POINTER;
}
if (loClientCreate_agg(DataService::Instance().get(), (loClient**)&server,
pUnkOuter, &inner,
0, &vendor, a_server_finished, NULL/*cuserid*/))
{
// server remove
UL_ERROR((Log::Instance().get(), 0, "myClassFactory::loClientCreate_agg() failed"));
hr = E_OUTOFMEMORY;
}
else if (pUnkOuter)
{
*ppvObj = (void*)inner; // aggregation requested
}
else // no aggregation
{
hr = server->QueryInterface(riid, ppvObj); // Then 2 (if success)
server->Release(); // Then 1 (on behalf of client) or 0 (if QI failed)
}
if (SUCCEEDED(hr))
{
loSetState(DataService::Instance().get(), (loClient*)server,
loOP_OPERATE, (int)OPC_STATUS_RUNNING, "Finished by client");
UL_INFO((Log::Instance().get(), 0, "OPC service is started."));
}
#ifdef __EVAL__
boost::shared_ptr<boost::thread> licThread(new boost::thread(LicenseTimeout));
#endif
return hr;
}
STDMETHODIMP LightOPCGroup::SetState(DWORD *pRequestedUpdateRate, DWORD *pRevisedUpdateRate,
BOOL *pActive, LONG *pTimeBias, FLOAT *pPercentDeadband,
DWORD *pLCID, OPCHANDLE *phClientGroup)
{
HRESULT hr = S_OK;
LO_CHECK_STATEz0("SetState");
UL_TRACE((LOG_GRH("LightOPCGroup::SetState()")));
if (pLCID && owner->se->driver.ldCheckLocale &&
owner->se->driver.ldCheckLocale(&owner->ctxt.cactx, *pLCID))
pLCID = 0; /* ignore on errors */
lock_write();
if (pRequestedUpdateRate)
{
// if (!pRevisedUpdateRate) hr = E_INVALIDARG;
DWORD revised_rate = loReviseUpdateRate(owner->se, *pRequestedUpdateRate);
if (UpdateRate > revised_rate && (!pActive || *pActive)
/* && Active && 0 != (advise_present & advise_enabled)*/)
UpdateRate = revised_rate, actuate_async(0);
else UpdateRate = revised_rate;
if (UpdateRate != *pRequestedUpdateRate) hr = OPC_S_UNSUPPORTEDRATE;
}
if (pRevisedUpdateRate) *pRevisedUpdateRate = UpdateRate;
if (pActive) set_active(*pActive);
if (pTimeBias) TimeBias = *pTimeBias;
if (pPercentDeadband)
if (lo_IsNANf(*pPercentDeadband) ||
*pPercentDeadband < 0. ||
*pPercentDeadband > 100.) hr = E_INVALIDARG;
else Deadband = *pPercentDeadband;
if (pLCID) grLCID = *pLCID;
if (phClientGroup) ClientHandle = *phClientGroup;
unlock();
if (!FAILED(hr)) UL_NOTICE((LOG_GR("SetGroupState(%u) =(%umS (%umS) %g%%)Ok"),
ServerHandle, (unsigned)UpdateRate,
(unsigned)(pRequestedUpdateRate? *pRequestedUpdateRate: 0),
Deadband));
else UL_INFO((LOG_GR("SetGroupState(%u) =%s"), ServerHandle, loStrError(hr)));
LO_FINISH();
return hr;
}
STDMETHODIMP LightOPCServer::RemoveGroup(OPCHANDLE groupHandleID, BOOL bForce)
{
HRESULT hr = loOPC_E_INVALIDHANDLE;
LO_CHECK_STATEz0("RemoveGroup");
UL_TRACE((LOG_SR("RemoveGroup(%u %s)"), groupHandleID, bForce? "FORCE": ""));
if (groupHandleID)
{
#if LO_USE_BOTHMODEL
if (ldFlags & loDf_BOTHMODEL)
{
loRequest *rq = lo_req_alloc(0, 0);
UL_DEBUG((LOG_SR("RemoveGroup() going to async")));
if (!rq) hr = E_OUTOFMEMORY;
else
{
rq->operation = loRQ_SYNC | loRQ_OP_REMOVE_GROUP |
(bForce? loRQ_OF_REMOVE_FORCE: 0);
rq->group_key = groupHandleID;
rq->serv_key = serv_key;
if (rq = lo_req_put_sync(&q_req, &q_ret, rq))
{
hr = rq->upl.master_err;
lo_req_free(rq);
}
else hr = E_FAIL;
}
}
else
#endif
hr = internalRemoveGroup(groupHandleID, bForce);
}
if (S_OK != hr) UL_INFO((LOG_SR("RemoveGroup(%u %s) =%s"),
groupHandleID, bForce? "FORCE": "", loStrError(hr)));
else UL_NOTICE((LOG_SR("RemoveGroup(%u %s) =Ok"), groupHandleID, bForce? "FORCE": ""));
LO_FINISH();
return hr;
}
STDMETHODIMP LightOPCGroup::ValidateItems(DWORD dwCount,
OPCITEMDEF *pItemArray,
BOOL bBlobUpdate,
OPCITEMRESULT **ppValidationResults,
HRESULT **ppErrors)
{
HRESULT hr;
LO_CHECK_STATEz2("ValidateItems", ppValidationResults, ppErrors);
hr = internalValidateItems(dwCount, pItemArray, 0, 0, ppValidationResults, ppErrors);
if (FAILED(hr))
{
UL_INFO((LOG_GRH("ValidateItems(%lu) FAILED/ %s"), dwCount, loStrError(hr)));
}
else
{
UL_NOTICE((LOG_GRH("ValidateItems(%lu) = %s"), dwCount, loStrError(hr)));
}
LO_FINISH();
return hr;
}
STDMETHODIMP LightOPCGroup::SetName(LPCWSTR szName)
{
HRESULT hr = S_OK;
LO_CHECK_STATEz0("SetName");
UL_TRACE((LOG_GRH("LightOPCGroup::SetName()")));
if (!szName) hr = E_INVALIDARG;
else
{
LightOPCGroup *grp;
lock_write();
grp = owner->by_name(szName);
if (!grp) hr = set_name(szName);
else if (grp != this) hr = OPC_E_DUPLICATENAME;
unlock();
}
if (S_OK != hr) UL_INFO((LOG_GRH("SetGroupName(%ls) =%s"),
loWnul(szName), loStrError(hr)));
else UL_NOTICE((LOG_GRH("SetGroupName(%ls)"), szName));
LO_FINISH();
return hr;
}
STDMETHODIMP LightOPCGroup::AddItems(DWORD dwCount,
OPCITEMDEF *pItemArray,
OPCITEMRESULT **ppAddResults,
HRESULT **ppErrors)
{
HRESULT hr;
HRESULT *err = 0;
OPCITEMRESULT *ir = 0;
loTagId *tid = 0;
void **acpath;
LightOPCItem **oi = 0;
DWORD ii;
loTagEntry *tags;
unsigned act_count;
loAA_DECLARE(sizeof(LightOPCItem*) + sizeof(loTagId) + sizeof(void*));
LO_CHECK_STATEz2("AddItems", ppAddResults, ppErrors);
if (!ppAddResults) { hr = E_INVALIDARG; goto Return; }
ii = dwCount * (sizeof(*oi) + sizeof(*tid) + sizeof(*acpath));
if (0 == ii) { hr = E_INVALIDARG; goto Return; }
if (!(oi = (LightOPCItem**)loAA_ALLOC(ii))) { hr = E_OUTOFMEMORY; goto Return; }
memset(oi, 0, ii);
tid = (loTagId*)&oi[dwCount];
acpath = (void**)&tid[dwCount];
hr = internalValidateItems(dwCount, pItemArray, tid, acpath, &ir, &err);
if (FAILED(hr)) goto Return;
tags = owner->se->tags;
for(ii = 0; ii < dwCount; ii++)
if (S_OK == err[ii])
{
LightOPCItem *newby;
hr = E_OUTOFMEMORY;
if (oi[ii] = newby = new LightOPCItem)
{
OPCITEMDEF *idef = &pItemArray[ii];
loTagAttrib *ta = &tags[tid[ii]].attr;
newby->tid = tid[ii];
newby->AcPath = acpath[ii];
newby->hClient = idef->hClient;
newby->vtRequestedDataType = idef->vtRequestedDataType;
newby->convtype = lo_check_conversion(ta, newby->vtRequestedDataType);
hr = S_OK;
if ((NULL == newby->AcPath ||
S_OK == (hr = newby->set_accpath(idef->szAccessPath))) &&
(!ta->taName || !(ta->taFlags & loTF_CANONAME) &&
#if 0
wcscmp
#else
owner->se->wstrcmp
#endif
(ta->taName, idef->szItemID)))
hr = newby->set_itemid(idef->szItemID);
newby->Quality = -1;
if (0 == (newby->bActive = 0 != idef->bActive))
tid[ii] = 0, newby->Quality = OPC_QUALITY_OUT_OF_SERVICE;
// else if (!(OPC_READABLE & tags[tid[ii]].attr.flag))
// newby->bActive = 0;
}
err[ii] = hr;
if (hr != S_OK)
UL_NOTICE((LOG_GR("AddItem(%ls)(%ls)%x/%x = %s"),
loWnul(pItemArray[ii].szItemID),
loWnul(pItemArray[ii].szAccessPath),
pItemArray[ii].vtRequestedDataType,
ir[ii].vtCanonicalDataType,
loStrError(err[ii])));
}
act_count = 0;
lock_write();
for(ii = 0; ii < dwCount; ii++)
if (S_OK == err[ii])
{
unsigned idx;
if (idx = add(oi[ii]))
{
act_count += oi[ii]->bActive /* != 0*/;
oi[ii] = 0;
ir[ii].hServer = (OPCHANDLE)idx;
}
else
{
err[ii] = E_OUTOFMEMORY;
tid[ii] = 0;
hr = S_FALSE;
UL_NOTICE((LOG_GR("AddItem:add(%ls)(%ls)%x/%x = %s"),
loWnul(pItemArray[ii].szItemID),
loWnul(pItemArray[ii].szAccessPath),
pItemArray[ii].vtRequestedDataType,
ir[ii].vtCanonicalDataType,
loStrError(err[ii])));
}
}
else
{
tid[ii] = 0;
hr = S_FALSE;
} /* end of for(;;) */
if (act_count)
{
active_count += act_count;
if (Active)
{
loChangeActivity(&owner->ctxt.cactx, 1, (unsigned)dwCount, tid);
last_trid = 0; /* force callback */
}
}
unlock();
Return:
if (oi)
{
for(ii = 0; ii < dwCount; ii++)
if (oi[ii]) delete oi[ii];
loAA_FREE(oi);
}
if (FAILED(hr))
{
UL_INFO((LOG_GRH("AddItems(%lu) = %s"), dwCount, loStrError(hr)));
}
else
{
*ppAddResults = ir, ir = 0;
if (ppErrors) *ppErrors = err, err = 0;
UL_NOTICE((LOG_GRH("AddItems(%lu) = %s"), dwCount, loStrError(hr)));
}
if (ir) loComFree(ir);
if (err) loComFree(err);
LO_FINISH();
return hr;
}
loTrid loCacheUpdate(loService *se, unsigned count, loTagValue taglist[], FILETIME *timestamp)
{
unsigned ii;
loTagValue *ts;
#if 0 != LO_FILL_TIMESTAMP
FILETIME ft;
#endif
// UL_DEBUG((LOGID, "loCacheUpdate(%p %u %p)", se, count, taglist));
if (!loSERVICE_OK(se)) return 0;//EBADF; /*ERROR:EARG*/
if (!timestamp && (0 >= count || !taglist)) return 0;
#if 0 != LO_FILL_TIMESTAMP
#if 1 == LO_FILL_TIMESTAMP
se->driver.ldCurrentTime(&se->cactx, &ft);
#else
if (timestamp) ft = *timestamp;
else memset(&ft, 0, sizeof(ft));
#endif
#endif
if (!(ts = loCacheLock(se)))
{
UL_INFO((LOGID, "loCacheUpdate() lock failed"));
return 0;//-1; /*ERROR:out-of-service*/
}
for(ii = 0; ii < count; ii++, taglist++)
{
loTagId ti;
if (0 == (ti = taglist->tvTi)) continue;
else if (ti < 1 || ti > se->lastused/*tag_count*/)
{
/*rv = -1;*//*ERROR:BAD ti*/
UL_INFO((LOGID, "loCacheUpdate(BAD ti:%u)", ii));
continue;
}
else
{
HRESULT hr;
loTagValue *tv = &ts[ti];
tv->tvState = taglist->tvState;
#if 0 != LO_FILL_TIMESTAMP
if (!IsFILETIME(tv->tvState.tsTime)) tv->tvState.tsTime = ft;
#endif
/* hr = (V_ISBYREF(&taglist->tvValue)?
VariantCopyInd(&tv->tvValue, &taglist->tvValue):
VariantCopy(&tv->tvValue, &taglist->tvValue)); */
hr = VariantCopy(&tv->tvValue, &taglist->tvValue);
if (S_OK != hr)
{
LO_E_BADTYPE_QUAL(hr, tv->tvState.tsError,
tv->tvState.tsQuality);
/*rv = -1;*//*ERROR:BAD VALUE*/
UL_WARNING((LOGID, "%!l loCacheUpdate(VariantCopy())", hr));
}
tv->tvTi = ti;
}
}
return loCacheUnlock(se, timestamp);
/* return rv; */
}
STDMETHODIMP LightOPCGroup::CloneGroup(LPCWSTR szName, REFIID riid, LPUNKNOWN *ppUnk)
{
HRESULT hr = S_OK;
LightOPCGroup *grp = 0;
OPCHANDLE serverhandle;
LO_CHECK_STATEz1("CloneGroup", ppUnk);
UL_TRACE((LOG_GRH("CloneGroup(-> %ls)"), loWnul(szName)));
if (!ppUnk) { hr = E_INVALIDARG; goto Exit; }
if (!(grp = new LightOPCGroup) || !grp->iam_valid())
{ hr = E_OUTOFMEMORY; goto Exit; }
lock_read();
if (szName && owner->by_name(szName)) hr = OPC_E_DUPLICATENAME;
else
{
unsigned ii;
LightOPCItem *proto;
/* do cloning of items here */
for(ii = 0; ii < itl.gl_count; ii++)
if (proto = (LightOPCItem*)itl.gl_list[ii])
{
LightOPCItem *newby = new LightOPCItem;
if (newby)
{
newby->convtype = proto->convtype;
newby->tid = proto->tid;
newby->AcPath = proto->AcPath;
newby->bActive = proto->bActive;
newby->hClient = proto->hClient;
newby->vtRequestedDataType = proto->vtRequestedDataType;
if (S_OK != (hr = newby->set_accpath(proto->szAccessPath)) ||
S_OK != (hr = newby->set_itemid(proto->szItemID)))
{ delete newby; break; }
if (!grp->add(newby))
{ delete newby; hr = E_OUTOFMEMORY; break; }
newby->Quality = -1;
if (newby->bActive) grp->active_count++;
else newby->Quality = OPC_QUALITY_OUT_OF_SERVICE;
}
else { hr = E_OUTOFMEMORY; break; }
}
}
unlock();
if (S_OK == hr)
hr = owner->internalAddGroup(grp, szName, 0/*bActive*/,
UpdateRate,
ClientHandle,
&TimeBias,
&Deadband,
grLCID,
&serverhandle,
riid,
ppUnk);
Exit:
if (S_OK == hr)
{
UL_NOTICE((LOG_GRH("CloneGroup(-> %ls) =%u /%p"),
loWnul(szName), serverhandle, *ppUnk));
}
else
{
UL_INFO((LOG_GRH("CloneGroup(-> %ls) =%s"),
loWnul(szName), loStrError(hr)));
if (grp) delete grp;
}
LO_FINISH();
return hr;
}
int LightOPCServer::send_callback(LightOPCGroup *grp,
unsigned group_key, loUpdList *upl, int advmask)
{
int tr = 0;
IOPCDataCallback *c_databack = 0;
IAdviseSink *c_datatime = 0,
*c_dataonly = 0,
*c_writecomp = 0;
unsigned cform_dtime, cform_donly, cform_wrcompl;
OPCHANDLE client_handle;
// UL_DEBUG((LOGID, "send_notify(){..."));
if (!upl->used)
{
if (!upl->trqid) return 0;
if (S_OK == upl->master_err) upl->master_err = S_FALSE;
}
if (FAILED(upl->master_err)) upl->master_qual = S_FALSE;
if (!grp)
{
lock_read();
if (0 == (grp = by_handle_g(group_key)))
{
unlock();
UL_INFO((LOGID, "send_callback(%x) FAILED: No such group"));
return 0;
}
}
#if LO_USE_BOTHMODEL && 0
else group_key = grp->ServerHandle;
#endif
client_handle = grp->ClientHandle;
/* There is only client_sched() thread allowed to change connection info under read_lock ! */
if ((advmask & loRQ_CONN_DATABACK) && grp->conn_databack)
loGET_IFACE(c_databack, grp->conn_databack, IOPCDataCallback, grp->initphase);
if (advmask & (loRQ_CONN_DATA_1 | loRQ_CONN_WRITECOMPL))
{
if ((advmask & loRQ_CONN_DATATIME) && grp->conn_datatime)
{
cform_dtime = se->cform_datatime;
loGET_IFACE(c_datatime, grp->conn_datatime, IAdviseSink, grp->initphase);
/* ?? advise_present &= ~loRQ_CONN_DATATIME */
}
if ((advmask & loRQ_CONN_DATAONLY) && grp->conn_dataonly)
{
cform_donly = se->cform_dataonly;
loGET_IFACE(c_dataonly, grp->conn_dataonly, IAdviseSink, grp->initphase);
/* ?? advise_present &= ~loRQ_CONN_DATAONLY */
}
if ((advmask & loRQ_CONN_WRITECOMPL) && grp->conn_writecompl)
{
cform_wrcompl = se->cform_writecompl;
loGET_IFACE(c_writecomp, grp->conn_writecompl, IAdviseSink, grp->initphase);
/* ?? advise_present &= ~loRQ_CONN_WRITECOMPL */
}
}
unlock();
// UL_DEBUG((LOGID, "send_notify() #3"));
if (c_databack)
{
HRESULT hr = E_INVALIDARG;
switch(advmask & loRQ_OPER_MASK)
{
case loRQ_OP_REFRESH:
hr = c_databack->OnDataChange(upl->trqid, client_handle,
upl->master_err, upl->master_qual, upl->used, upl->opchandle,
upl->variant, upl->quality, upl->timestamp, upl->errors);
break;
case loRQ_OP_READ:
hr = c_databack->OnReadComplete(upl->transaction_id, client_handle,
upl->master_err, upl->master_qual, upl->used, upl->opchandle,
upl->variant, upl->quality, upl->timestamp, upl->errors);
break;
case loRQ_OP_WRITE:
hr = c_databack->OnWriteComplete(upl->transaction_id, client_handle,
upl->master_err, upl->used, upl->opchandle, upl->errors);
break;
case loRQ_OP_CANCEL:
hr = c_databack->OnCancelComplete(upl->transaction_id, client_handle);
break;
}
c_databack->Release();
if (S_OK == hr)
{
tr++;
UL_DEBUG((LOGID, "OnDataChange2(0x%X) Ok", advmask));
}
else
{
UL_WARNING((LOGID, "%!l OnDataChange2(0x%X) FAILED", hr, advmask));
}
// UL_WARNING((LOGID, "OnDataChange() 2 Ok"));
}
if (advmask & loRQ_CONN_DATA_1)
{
HGLOBAL gmem = 0;
unsigned datasize = 0;
if (c_datatime)
{
// UL_DEBUG((LOGID, "OnDataChange1() with time"));
if (0 <= lo_OnDataChange1(upl, client_handle, cform_dtime,
1, c_datatime, &gmem, &datasize)) tr++;
c_datatime->Release();
}
if (c_dataonly)
{
// UL_DEBUG((LOGID, "OnDataChange1() without time"));
if (0 <= lo_OnDataChange1(upl, client_handle, cform_donly,
0, c_dataonly, &gmem, &datasize)) tr++;
c_dataonly->Release();
}
if (gmem && (// && (!GlobalSize(gmem) ||*/ GlobalFree(gmem)))
//(GlobalFlags(gmem) & (GMEM_INVALID_HANDLE | GMEM_DISCARDED)) ||
GlobalFree(gmem) ) )
{
UL_WARNING((LOGID, "%!L GlobalFree(%X) FAILED flags=0x%X",
gmem, GlobalFlags(gmem)));
}
}
else if (c_writecomp)
{
// UL_DEBUG((LOGID, "OnWriteComplete1()"));
if (0 <= lo_OnWriteComplete1(upl, client_handle, cform_wrcompl,
c_writecomp, 0)) tr++;
c_writecomp->Release();
}
// UL_DEBUG((LOGID, "send_datachange() finished}"));
return tr;
}
STDMETHODIMP LightOPCServer::AddGroup(
LPCWSTR szName,
BOOL bActive,
DWORD dwRequestedUpdateRate,
OPCHANDLE hClientGroup,
LONG *pTimeBias,
FLOAT *pPercentDeadband,
DWORD dwLCID,
OPCHANDLE *phServerGroup,
DWORD *pRevisedUpdateRate,
REFIID riid,
LPUNKNOWN *ppUnk
)
{
HRESULT hr = S_OK;
LightOPCGroup *grp = 0;
DWORD RevisedRate;
OPCHANDLE ServerGroup;
LO_CHECK_STATEz1("AddGroup", ppUnk);
UL_TRACE((LOG_SR("AddGroup(%ls)"), loWnul(szName)));
if (!ppUnk) { hr = E_INVALIDARG; goto Exit; }
// if (!phServerGroup || !pRevisedUpdateRate) { hr = E_INVALIDARG; goto Exit; }
if (!phServerGroup) phServerGroup = &ServerGroup;
if (!(grp = new LightOPCGroup) || !grp->iam_valid())
{ hr = E_OUTOFMEMORY; goto Exit; }
/* need assign all group atributes */
RevisedRate = loReviseUpdateRate(se, dwRequestedUpdateRate);
hr = internalAddGroup(grp, szName, bActive,
RevisedRate,
hClientGroup,
pTimeBias,
pPercentDeadband,
dwLCID,
phServerGroup,
riid,
ppUnk);
Exit:
// if (!szName && grp) szName = grp->name;
if (S_OK == hr)
{
if (pRevisedUpdateRate) *pRevisedUpdateRate = RevisedRate;
if (RevisedRate != dwRequestedUpdateRate) hr = OPC_S_UNSUPPORTEDRATE;
UL_NOTICE((LOG_SR("AddGroup(%ls) =%u (%umS (%umS) %g%%) %p"),
loWnul(szName), *phServerGroup,
(unsigned)RevisedRate, (unsigned)dwRequestedUpdateRate,
pPercentDeadband? *pPercentDeadband: 0.0, *ppUnk));
}
else
{
UL_INFO((LOG_SR("AddGroup(%ls) =%s"), loWnul(szName), loStrError(hr)));
if (grp) delete grp;
}
LO_FINISH();
return hr;
}
STDMETHODIMP LightOPCGroup::SetActiveState(DWORD dwCount,
OPCHANDLE *phServer,
BOOL bActive,
HRESULT **ppErrors)
{
HRESULT hr = S_OK;
HRESULT *err = 0;
int aqual = OPC_QUALITY_OUT_OF_SERVICE;
unsigned aact = 0;
LO_CHECK_STATEz1("SetActiveState", ppErrors);
if (!dwCount || !phServer /*|| !ppErrors*/)
{ hr = E_INVALIDARG; goto Return; }
err = (HRESULT*)loComAlloc(dwCount * sizeof(HRESULT));
if (!err) { hr = E_OUTOFMEMORY; goto Return; }
if (bActive = 0 != bActive) aqual = -1;
lock_write();
{
DWORD ii;
LightOPCItem *item;
for(ii = 0; ii < dwCount;)
{
unsigned tt;
loTagId ti[32];
for(tt = 0; tt < SIZEOF_ARRAY(ti) && ii < dwCount; ii++)
if (item = by_index((unsigned)phServer[ii]))
{
if (item->bActive != bActive /*&&
(OPC_READABLE & tags[item->tid].attr.flag)*/)
{
aact++;
item->bActive = bActive;
ti[tt++] = item->tid;
item->Quality = aqual;
item->TouchChanged();
}
err[ii] = S_OK;
}
else
{
err[ii] = OPC_E_INVALIDHANDLE;
hr = S_FALSE;
}
if (tt && Active) loChangeActivity(&owner->ctxt.cactx, bActive, tt, ti);
}
if (bActive)
active_count += aact, last_trid = 0;
else active_count -= aact;
}
unlock();
Return:
if (FAILED(hr))
{
UL_INFO((LOG_GRH("SetActiveState(%lu, %u) = %s"),
dwCount, bActive, loStrError(hr)));
}
else
{
if (ppErrors) *ppErrors = err, err = 0;
UL_NOTICE((LOG_GRH("SetActiveState(%lu, %u) = %s"),
dwCount, bActive, loStrError(hr)));
}
if (err) loComFree(err);
LO_FINISH();
return hr;
}
int loServiceCreate(loService **result, const loDriver *drv, unsigned tagcount)
{
int rv = 0;
size_t size;
loService *se;
if (!result) return EINVAL;
*result = 0;
if (!drv || 0 >= tagcount || 0 >= ++tagcount) return EINVAL;
UL_DEBUG((LOGID, "structs: tE=%u tA=%u tD=%u tV=%u tS=%u tP=%u",
sizeof(loTagEntry), sizeof(loTagAttrib), sizeof(loTagDetail),
sizeof(loTagValue), sizeof(loTagState), sizeof(loTagPair)));
size = sizeof(loService) +
(sizeof(loTagEntry) + sizeof(loTagValue) + sizeof(lo_hash)) * tagcount;
UL_TRACE((LOGID, "loCreate(%u) requested size = %u", tagcount - 1, size));
se = (loService*)mallocX(size);
if (!se)
{
UL_ERROR((LOGID, "loCreate(%u) requested size = %ud FAILED", tagcount, size));
return ENOMEM;
}
se->iam = se;
se->servlist = 0;
se->serv_key = 0;
se->shutdown = 0;
se->initphase = 0;
se->tag_count = 0;
se->firstfree = 1; /* first entry is not used */
se->lastused = 0;
se->lastnamed = 0;
se->proplist = 0;
se->proplist_count = 0;
se->driver = *drv;
se->cactx.ca_se = se;
se->cactx.ca_se_arg = se->driver.ldDriverArg;
se->cactx.ca_cli = 0;
se->cactx.ca_cli_arg = 0;
se->ts_prim = se->ts_sec = 0;
se->ts_size = 0;
se->log = 0;
#if 0 <= USE_LOG
if (!lolog)
{
lolog = (unilog*)(se->log = INIT_LOG());
UL_INFO((LOGID, "UNILOG initialization missed..."));
UL_TRACE((LOGID, "loCreate(%u) requested size = %u", tagcount - 1, size));
}
#endif
se->ts_prim = se->ts_sec = (FILETIME*)mallocX(2 * sizeof(FILETIME));
if (!se->ts_prim)
{
rv = ENOMEM;
UL_ERROR((LOGID, "ts_prim init() FAILED"));
goto Fail;
}
memset(se->ts_prim, 0, 2 * sizeof(FILETIME));
se->ts_size = 1;
if (rv = lo_proplist_init(se))
{
UL_ERROR((LOGID, "lo_proplist_init() FAILED"));
goto Fail;
}
lo_setup_clock();
if (se->driver.ldRefreshRate < 1)
{
se->driver.ldRefreshRate = lo_default_timegran(
se->driver.ldRefreshRate_min < 1 ?
&se->driver.ldRefreshRate_min : 0);
if (se->driver.ldRefreshRate/*_min*/ < 1)
se->driver.ldRefreshRate/*_min*/ = 16;
}
if (se->driver.ldRefreshRate_min < se->driver.ldRefreshRate)
se->driver.ldRefreshRate_min = se->driver.ldRefreshRate;
if (se->driver.ldQueueMax < 1) se->driver.ldQueueMax = 4; /* DEFAULT */
if ((se->driver.ldFlags & loDf_EE_SFALSE) == loDf_EE_SFALSE)
se->driver.ldFlags &= ~loDf_EE_SFALSE;
se->wstrcmp = (se->driver.ldFlags & loDF_IGNCASE)? _wcsicmp: wcscmp;
se->wstrncmp = (se->driver.ldFlags & loDF_IGNCASE)? _wcsnicmp: wcsncmp;
se->wstrhash = (se->driver.ldFlags & loDF_IGNCASE)? lo_wcsihash: lo_wcshash;
#if 0
se->wstrnhash = (se->driver.ldFlags & loDF_IGNCASE)? lo_wcsnihash: lo_wcsnhash;
#endif
if (!se->driver.ldCurrentTime) se->driver.ldCurrentTime = ld_current_time;
if (!se->driver.ldBranchSep ||
0 >= mbtowc(&se->branch_sep, &se->driver.ldBranchSep, 1)) se->branch_sep = 0;
UL_TRACE((LOGID, "Branch Separator = \\x%02X <%lc>\\x%02X",
se->driver.ldBranchSep, se->branch_sep, se->branch_sep));
se->tags = (loTagEntry*)(&se[1]);
loTagEntry_init(se->tags, tagcount);
se->secondary = (loTagValue*)(&se->tags[tagcount]);
loTagValue_init(se->secondary, tagcount);
se->tag_count = tagcount;
se->name_hash = (lo_hash*)(&se->secondary[tagcount]);
memset(se->name_hash, 0, sizeof(lo_hash) * tagcount);
/* we assume VT_EMPTY === 0 */
se->sec_trid = se->prim_trid = 0;
/* se->prim_changed = 0; */
se->tags[0].attr.taDetail = (loTagDetail*)mallocX(sizeof(loTagDetail));
if (!se->tags[0].attr.taDetail)
{
UL_ERROR((LOGID, "loCreate(%u) taDetail FAILED", tagcount));
rv = ENOMEM;
goto Fail;
}
loTagDetail_init(se->tags[0].attr.taDetail);
se->tags[0].attr.taFlags = loTt_DETAILS | loTF_EMPTY;
se->tags[0].attr.taDetail->tdName[0] = 0;
se->tags[0].attr.taRangecent = 0.0;
if (rv = lw_rwlock_init(&se->lkMgmt, 0))
{
UL_ERROR((LOGID, "loCreate()::lkMgmt FAILED"));
goto Fail;
}
se->initphase |= ifLKMGMT;
if (rv = lw_rwlock_init(&se->lkPrim, 0))
{
UL_ERROR((LOGID, "loCreate()::lkPrim FAILED"));
goto Fail;
}
se->initphase |= ifLKPRIM;
if (rv = lw_mutex_init(&se->lkList, 0))
{
UL_ERROR((LOGID, "loCreate()::lkList FAILED"));
goto Fail;
}
se->initphase |= ifLKLIST;
if (rv = lw_mutex_init(&se->lkDr, 0))
{
UL_ERROR((LOGID, "loCreate()::lkDr FAILED"));
goto Fail;
}
se->initphase |= ifLKDR;
if (rv = lw_condb_init(&se->lkTridWait, 0))
{
UL_ERROR((LOGID, "loCreate()::lkTridWait FAILED"));
goto Fail;
}
se->initphase |= ifTRWAIT;
if (rv = loThrControl_init(&se->update_pipe))
{
UL_ERROR((LOGID, "loCreate()::loThr_init FAILED"));
goto Fail;
}
se->initphase |= ifLKSEC;
if (rv = loThrControl_start(&se->update_pipe, 0, loUpdatePipe, se))
{
UL_ERROR((LOGID, "loCreate()::loThr_start FAILED"));
goto Fail;
}
se->cform_dataonly = RegisterClipboardFormat("OPCSTMFORMATDATA");
se->cform_datatime = RegisterClipboardFormat("OPCSTMFORMATDATATIME");
se->cform_writecompl = RegisterClipboardFormat("OPCSTMFORMATWRITECOMPLETE");
*result = se;
return 0;
Fail:
UL_WARNING((LOGID, "%!e loCreate(%u) failed", rv, tagcount));
loServiceDestroy(se);
return rv;
}
STDMETHODIMP LightOPCGroup::SetDatatypes(DWORD dwCount,
OPCHANDLE *phServer,
VARTYPE *pRequestedDatatypes,
HRESULT **ppErrors)
{
HRESULT hr = S_OK;
HRESULT *err = 0;
loTagEntry *te;
loCallerx cctx;
LO_CHECK_STATEz1("SetDatatypes", ppErrors);
if (!dwCount || !phServer || !pRequestedDatatypes)
{ hr = E_INVALIDARG; goto Return; }
err = (HRESULT*)loComAlloc(dwCount * sizeof(HRESULT));
if (!err) { hr = E_OUTOFMEMORY; goto Return; }
te = owner->se->tags;
cctx = owner->ctxt;
lock_write();
{
DWORD ii;
LightOPCItem *item;
cctx.cta.vc_lcid = grLCID;
for(ii = 0; ii < dwCount; ii++)
if (item = by_index((unsigned)phServer[ii]))
{
VARTYPE vt;
loTagAttrib *ta;
/* if (VT_EMPTY == (vt = pRequestedDatatypes[ii]))
item->vtRequestedDataType = vt, err[ii] = S_OK;
else */
if (S_OK == (err[ii] = lo_checktype(&cctx,
ta = &te[item->tid].attr,
vt = pRequestedDatatypes[ii])))
{
item->vtRequestedDataType = vt;
item->convtype = lo_check_conversion(ta, vt);
}
else hr = S_FALSE;
}
else
{
err[ii] = OPC_E_INVALIDHANDLE;
hr = S_FALSE;
}
}
unlock();
Return:
if (FAILED(hr))
{
UL_INFO((LOG_GRH("SetDatatypes(%lu) = %s"), dwCount, loStrError(hr)));
}
else
{
if (ppErrors) *ppErrors = err, err = 0;
UL_NOTICE((LOG_GRH("SetDatatypes(%lu) = %s"), dwCount, loStrError(hr)));
}
if (err) loComFree(err);
LO_FINISH();
return hr;
}
STDMETHODIMP LightOPCGroup::Write(DWORD dwCount,
OPCHANDLE *phServer,
VARIANT *pItemValues,
HRESULT **ppErrors)
{
HRESULT hr = S_OK;
HRESULT *err = 0;
unsigned items_ok = 0;
loRequest *rq;
LO_CHECK_STATEz1("SyncIO:Write", ppErrors);
UL_TRACE((LOG_GRH("SyncIO:Write(%u)..."), dwCount));
if (!phServer || !pItemValues || !dwCount)
{ hr = E_INVALIDARG; goto Return; }
err = (HRESULT*)loComAlloc(dwCount * sizeof(HRESULT));
rq = lo_req_alloc(dwCount, loUPL_variant /*| loUPL_errors*/ | loUPL_tagpair);
if (!rq || !err) { hr = E_OUTOFMEMORY; goto Return; }
rq->operation = loRQ_OP_WRITE | loRQ_SYNC | loRQ_DEVICE;
rq->group_key = ServerHandle;
rq->serv_key = owner->serv_key;
rq->com_allocated = rq->upl.errors = err;
loTagPair_init(rq->upl.tagpair, dwCount);
rq->upl.rctx = owner->ctxt;
lock_read();
rq->upl.rctx.cta.vc_lcid = grLCID;
if (owner->access_mode & loAM_RDONLY_OP)
{
unsigned ii;
for(ii = 0; ii < dwCount; ii++) err[ii] = OPC_E_BADRIGHTS;
}
else
{
loService *se = owner->se;
loTagEntry *tags = se->tags;
loTagPair *tpl = rq->upl.tagpair;
// HRESULT *errors = rq->upl.errors;
VARIANT *variant = rq->upl.variant;
LightOPCItem *it;
unsigned ii;
for(ii = 0; ii < dwCount; ii++, tpl++, pItemValues++)
if (!(it = by_index(phServer[ii]))) err[ii] = OPC_E_INVALIDHANDLE;
else
{
loTagEntry *te = &tags[it->tid];
#if 0 != LO_CHECK_RIGHTS
if (!(OPC_WRITEABLE & te->attr.taRights)) err[ii] = OPC_E_BADRIGHTS;
else
#endif
if (VT_EMPTY == V_VT(pItemValues) ||/*) *errors = OPC_E_BADTYPE;
else if (*/ S_OK == (err[ii] =
VariantCopy(&variant[ii], pItemValues)))
{
err[ii] = S_OK;
tpl->tpTi = te->attr.taTi;
tpl->tpRt = te->attr.taRt;
tpl->tpAP = it->AcPath;
items_ok++;
}
else UL_TRACE((LOG_GRH("SyncIO:Write(%u) [ %x / %x ] %s"),
ii, V_VT(pItemValues), taVTYPE(&te->attr), loStrError(err[ii])));
}
rq->upl.used = dwCount;
}
unlock();
// rq->upl.used = dwCount;
if (0 == items_ok)
{
// memcpy(err, rq->upl.errors, dwCount * sizeof(*err));
rq->com_allocated = 0;
lo_req_free(rq);
hr = S_FALSE;
}
else
{
rq->upl.master_err = items_ok == dwCount? S_OK: S_FALSE;
err = 0;
if (rq = lo_req_put_sync(&owner->q_req, &owner->q_ret, rq))
{
hr = rq->upl.master_err;
// memcpy(err, rq->upl.errors, dwCount * sizeof(*err));
err = rq->upl.errors;
rq->com_allocated = 0;
lo_req_free(rq);
}
else hr = LO_E_SHUTDOWN;
}
Return:
if (SUCCEEDED(hr))
{
if (ppErrors) *ppErrors = err, err = 0;
// if (items_ok != dwCount && hr == S_OK) hr = S_FALSE;
UL_NOTICE((LOG_GRH("SyncIO:Write(%u) = %u Ok"), dwCount, items_ok));
}
else
{
UL_INFO((LOG_GRH("SyncIO:Write(%u) = %u /%s"),
dwCount, items_ok, loStrError(hr)));
}
if (err) loComFree(err);
LO_FINISH();
return hr;
}
STDMETHODIMP LightOPCServer::ChangeBrowsePosition(
/* [in] */ OPCBROWSEDIRECTION dwBrowseDirection,
/* [string][in] */ LPCWSTR szString)
{
HRESULT hr = S_OK;
LO_CHECK_STATEz0("ChangeBrowsePosition");
lock_browse();
{
loWchar brsep;
int ii;
//UL_WARNING((LOG_SR("ChangeBrowsePosition->(%ls)(%ls)"), loWnul(browsepos.sb_str),loWnul(szString)));
if (!(brsep = se->branch_sep))
{
hr = E_FAIL;
UL_TRACE((LOG_SR("ChangeBrowsePosition() on the FLAT")));
}
else
switch(dwBrowseDirection)
{
case OPC_BROWSE_UP:
if (0 >= (ii = lo_name_level(brsep, browsepos.sb_str)))
{
hr = E_FAIL; /* already on root */
UL_TRACE((LOG_SR("ChangeBrowsePosition() already on root")));
}
else
{
hr = set_browsepos(browsepos.sb_str,
lo_name_levlen(brsep, browsepos.sb_str, ii - 1));
}
break;
case OPC_BROWSE_DOWN:
if (!szString || !*szString) hr = E_INVALIDARG;//loOPC_E_NOTFOUND;
else if (0 > (ii = cat_browsepos(szString))) hr = E_OUTOFMEMORY;
else if (!lo_browse_branch(se, browsepos.sb_str))
{
browsepos.sb_str[ii] = 0;
hr = E_INVALIDARG;//loOPC_E_NOTFOUND;
}
break;
case OPC_BROWSE_TO:
if (!szString || !*szString) hr = set_browsepos(0);
else
hr = lo_browse_branch(se, szString)?
set_browsepos(szString): E_INVALIDARG;//loOPC_E_NOTFOUND;
break;
default: hr = E_INVALIDARG;
UL_TRACE((LOG_SR("ChangeBrowsePosition() unknown direction")));
break;
}
}
UL_TRACE((LOG_SR("ChangeBrowsePosition(%X <%ls>) = %ls"),
dwBrowseDirection, loWnul(szString), loWnul(browsepos.sb_str)));
unlock_browse();
if (S_OK != hr)
{
UL_INFO((LOG_SR("ChangeBrowsePosition(%X <%ls>) = %s"),
dwBrowseDirection, loWnul(szString), loStrError(hr)));
}
LO_FINISH();
return hr;
}
STDMETHODIMP LightOPCGroup::Write(DWORD dwCount, OPCHANDLE *phServer, VARIANT *pItemValues,
DWORD dwTransactionID, DWORD *pdwCancelID, HRESULT **ppErrors)
{
HRESULT hr = S_FALSE;
HRESULT *errs = 0;
loRequest *rq = 0;
unsigned items_ok = 0;
LO_CHECK_STATEz1("AsyncIO2:Write", ppErrors);
UL_TRACE((LOG_GRH("AsyncIO2:Write(%u)..."), dwCount));
if (!phServer || !dwCount || !pdwCancelID || !pItemValues)
{ hr = E_INVALIDARG; goto Return; }
*pdwCancelID = 0;
if (owner->q_req.metric_overload) { hr = CONNECT_E_ADVISELIMIT; goto Return; }
errs = (HRESULT*)loComAlloc(dwCount * sizeof(HRESULT));
rq = lo_req_alloc(dwCount, loUPL_AsyncWrite);
if (!rq || !errs) { hr = E_OUTOFMEMORY; goto Return; }
loTagPair_init(rq->upl.tagpair, dwCount);
rq->operation = loRQ_OP_WRITE | loRQ_CONN_DATABACK | loRQ_DEVICE;
rq->group_key = ServerHandle;
rq->serv_key = owner->serv_key;
rq->upl.transaction_id = dwTransactionID;
rq->upl.rctx = owner->ctxt;
lock_read();
rq->upl.rctx.cta.vc_lcid = grLCID;
if (owner->access_mode & loAM_RDONLY_OP)
{
unsigned ii;
for(ii = 0; ii < dwCount; ii++) errs[ii] = OPC_E_BADRIGHTS;
goto Unlock;
}
if (0 == (advise_present & loRQ_CONN_DATABACK)/*conn_databack*/)
hr = CONNECT_E_NOCONNECTION;
else
{
unsigned ii;
loTagPair *tpl = rq->upl.tagpair;
// HRESULT *errors = rq->upl.errors;
LightOPCItem *it;
loTagEntry *tags = owner->se->tags;
for(ii = 0; ii < dwCount; ii++, pItemValues++)
if (!(it = by_index(phServer[ii]))) errs[ii] = OPC_E_INVALIDHANDLE;
else
{
loTagEntry *te = &tags[it->tid];
#if 0 != LO_CHECK_RIGHTS
if (!(OPC_WRITEABLE & te->attr.taRights)) errs[ii] = OPC_E_BADRIGHTS;
else
#endif
if (VT_EMPTY == V_VT(pItemValues) || /*) *errors = OPC_E_BADTYPE;
else if (*/S_OK == (errs[ii] =
VariantCopy(&rq->upl.variant[ii], pItemValues)))
{
tpl->tpTi = te->attr.taTi;
tpl->tpRt = te->attr.taRt;
tpl->tpAP = it->AcPath;
tpl++;
rq->upl.opchandle[items_ok++] = it->hClient;
errs[ii] = S_OK;
}
}/* end of for */
}
Unlock:
unlock();
if (items_ok)
{
rq->upl.used = items_ok;
rq->upl.master_err = hr = items_ok == dwCount? S_OK: S_FALSE;
if (0 == (*pdwCancelID = lo_req_put_async(&owner->q_req, rq)))
hr = CONNECT_E_ADVISELIMIT;
rq = 0;
}
Return:
if (rq) lo_req_free(rq);
if (SUCCEEDED(hr))
{
if (ppErrors) *ppErrors = errs, errs = 0;
UL_NOTICE((LOG_GRH("AsyncIO2:Write(%u) = %u -> %x Ok"),
dwCount, items_ok, *pdwCancelID));
}
else
{
UL_INFO((LOG_GRH("AsyncIO2:Write(%u) = %u /%s"),
dwCount, items_ok, loStrError(hr)));
}
if (errs) loComFree(errs);
LO_FINISH();
return hr;
}
STDMETHODIMP LightOPCServer::BrowseOPCItemIDs(
/* [in] */ OPCBROWSETYPE dwBrowseFilterType,
/* [string][in] */ LPCWSTR szFilterCriteria,
/* [in] */ VARTYPE vtDataTypeFilter,
/* [in] */ DWORD dwAccessRightsFilter,
/* [out] */ LPENUMSTRING *ppIEnumString)
{
HRESULT hr = S_OK;
loEnumString *ulist = 0;
LO_CHECK_STATEz1("BrowseOPCItemIDs", ppIEnumString);
if (szFilterCriteria && !*szFilterCriteria) szFilterCriteria = 0;
if (!ppIEnumString ||
dwBrowseFilterType != OPC_FLAT &&
dwBrowseFilterType != OPC_BRANCH &&
dwBrowseFilterType != OPC_LEAF) { hr = E_INVALIDARG; goto Return; }
if (!(ulist = new loEnumString(0)))
{ hr = E_OUTOFMEMORY; goto Return; }
{
loTagId ti;
lo_hash *hash_list = 0;
loWchar brsep = se->branch_sep;
BOOL casesens = 0 == (/*se->driver.*/ldFlags & loDF_IGNCASE);
loWchar *brpos = 0;
unsigned brlen = 0;
int am_mask;
loCallerx cctx = ctxt;
loStringBuf aname;
loStringBuf_init(&aname);
lock_browse();
if (browsepos.sb_str)
{
brlen = wcslen(browsepos.sb_str);
brpos = loWstrdup(browsepos.sb_str);
}
cctx.cta.vc_lcid = ctxt.cta.vc_lcid;
unlock_browse();
if (brlen && !brpos) { hr = E_OUTOFMEMORY; goto Return; }
if (!brsep) dwBrowseFilterType = OPC_FLAT;
// level = lo_name_level(brsep, browsepos.sb_str);
UL_TRACE((LOG_SR("Browse for: %u/%ls/ access %d"),
brlen, loWnul(brpos), dwAccessRightsFilter));
dwAccessRightsFilter &= loOPC_RIGHTS;
if (dwAccessRightsFilter == (OPC_READABLE | OPC_WRITEABLE))
dwAccessRightsFilter = 0;
am_mask = dwAccessRightsFilter;
if (access_mode & loAM_RDONLY_BROWSE) am_mask &= ~OPC_WRITEABLE;
//loMilliSec stst = lo_millisec();
loLOCK_MGMT_O(&se->lkMgmt);
for(ti = 0; ti = lo_browse_tag(se, ti, brpos, brlen, dwBrowseFilterType); ti++)
{
unsigned alen;
loTagEntry *te = &se->tags[ti];
const loWchar *item = te->attr.taName + brlen;
if (!*item) continue; /* don't return itself */
if (brsep == *item) item++;
switch(dwBrowseFilterType)
{
case OPC_LEAF:
if (wcschr(item, brsep)) continue;
//if (1 < lo_name_level(brsep, item)) continue;
case OPC_FLAT:
alen = wcslen(item);
if (dwAccessRightsFilter &&
!(am_mask/*dwAccessRightsFilter*/ & te->attr.taRights)) continue;
if (vtDataTypeFilter != VT_EMPTY &&
S_OK != lo_checktype(&cctx, &te->attr,
vtDataTypeFilter)) continue;
break;
case OPC_BRANCH:
if (!wcschr(item, brsep)) continue;
//if (1 >= lo_name_level(brsep, item)) continue;
alen = lo_name_levlen(brsep, item, 1);
{
loWchar *uit;
if (ulist->total &&
!se->wstrncmp(item, uit = ulist->list[ulist->total - 1], alen) &&
0 == uit[alen]) continue; /* duplicate */
}
break;
}
if (!loStringBuf_REALLOC(&aname, alen + 1))
{
hr = E_OUTOFMEMORY; break;
}
wcsncpy(aname.sb_str, item, alen); aname.sb_str[alen] = 0;
if (szFilterCriteria &&
!MatchPattern(aname.sb_str, szFilterCriteria, casesens))
continue;
if (OPC_BRANCH == dwBrowseFilterType)
{
unsigned uu;
lo_hash a_hash = loSTRHASH(se, aname.sb_str);
for(uu = ulist->total; uu; uu--)
if (a_hash == hash_list[uu-1] &&
!se->wstrcmp(aname.sb_str, ulist->list[uu-1]) ) break;
if (uu) continue;
if (!preallocX((void**)&hash_list,
sizeof(*hash_list)*(ulist->total+1)))
{
hr = E_OUTOFMEMORY; break;
}
hash_list[ulist->total] = a_hash;
}
//UL_DEBUG((LOG_SR("Browse %ls"), aname.sb_str));
hr = ulist->add_item(&aname.sb_str);
if (S_OK != hr) break;
} /* end of for() */
loUnLOCK_MGMT_O(&se->lkMgmt);
/*
UL_WARNING((LOG_SR("BrowseOPC <%ls> %d TIME %d"),
loWnul(brpos), ulist->total, lo_millisec() - stst));
//*/
if (brpos) freeX(brpos);
if (hash_list) freeX(hash_list);
loStringBuf_clear(&aname);
}
Return:
if (S_OK == hr &&
S_OK == (hr = ulist->initiate(&otrk)))
{
*ppIEnumString = (LPENUMSTRING)ulist;
UL_NOTICE((LOG_SR("BrowseOPCItemIDs() = %u"), ulist->total));
if (!ulist->total) { ENUM_EMPTY(hr, ldFlags, ppIEnumString); }
}
else
{
if (ulist) { delete ulist; ulist = 0; }
UL_INFO((LOG_SR("BrowseOPCItemIDs() = %s"), loStrError(hr)));
}
LO_FINISH();
return hr;
}
HRESULT manageOPCDAcat(const GUID *service, int remove)
{
HRESULT hr, hri;
ICatRegister *pcr;
hri = CoInitialize(0);
hr = CoCreateInstance(
#ifndef __cplusplus
&
#endif
CLSID_StdComponentCategoriesMgr,
NULL, CLSCTX_INPROC_SERVER,
#ifndef __cplusplus
&
#endif
IID_ICatRegister, (void **)&pcr );
if (FAILED(hr))
{
UL_INFO((LOGID, "%!l FAILED to get ICatRegister", hr));
}
else
{
CATID catid[2];
if (0 == remove)
{
CATEGORYINFO catinf[2];
catinf[0].catid = CATID_OPCDAServer10;
wcscpy(catinf[0].szDescription, L"OPC Data Access Servers Version 1.0");
catinf[0].lcid = 0x0409;
catinf[1].catid = CATID_OPCDAServer20;
wcscpy(catinf[1].szDescription, L"OPC Data Access Servers Version 2.0");
catinf[1].lcid = 0x0409;
#ifdef __cplusplus
hr = pcr->RegisterCategories(2, catinf);
#else
hr = pcr->lpVtbl->RegisterCategories(pcr, 2, catinf);
#endif
if (FAILED(hr))
UL_INFO((LOGID, "%!l FAILED ICatRegister::RegisterCategories()", hr));
}
catid[0] = CATID_OPCDAServer10;
catid[1] = CATID_OPCDAServer20;
#ifdef __cplusplus
hr = remove? pcr->UnRegisterClassImplCategories(*service, 2, catid):
pcr->RegisterClassImplCategories(*service, 2, catid);
pcr->Release();
#else
hr = remove? pcr->lpVtbl->UnRegisterClassImplCategories(pcr, service, 2, catid):
pcr->lpVtbl->RegisterClassImplCategories(pcr, service, 2, catid);
pcr->lpVtbl->Release(pcr);
#endif
if (FAILED(hr))
UL_INFO((LOGID, "%!l FAILED ICatRegister::%sRegisterClassImplCategories()",
hr, remove? "Un": ""));
}
if (SUCCEEDED(hri)) CoUninitialize();
UL_DEBUG((LOGID, "%!l ICatRegister::%sRegister", hr, remove? "Un": ""));
return hr;
}
