97 lines
4.2 KiB
C
97 lines
4.2 KiB
C
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/*
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* Copyright (C) 2014 the contributors as stated in the AUTHORS file
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*
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* This file is part of open62541. open62541 is free software: you can
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* redistribute it and/or modify it under the terms of the GNU Lesser General
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* Public License, version 3 (as published by the Free Software Foundation) with
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* a static linking exception as stated in the LICENSE file provided with
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* open62541.
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*
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* open62541 is distributed in the hope that it will be useful, but WITHOUT ANY
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* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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* A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
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* details.
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*/
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#ifndef UA_SERVER_EXTERNAL_NS_H_
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#define UA_SERVER_EXTERNAL_NS_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* An external application that manages its own data and data model. To plug in
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* outside data sources, one can use
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*
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* - VariableNodes with a data source (functions that are called for read and write access)
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* - An external nodestore that is mapped to specific namespaces
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*
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* If no external nodestore is defined for a nodeid, it is always looked up in
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* the "local" nodestore of open62541. Namespace Zero is always in the local
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* nodestore.
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*
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* @{
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*/
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typedef UA_Int32 (*UA_ExternalNodeStore_addNodes)
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(void *ensHandle, const UA_RequestHeader *requestHeader, UA_AddNodesItem *nodesToAdd, UA_UInt32 *indices,
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UA_UInt32 indicesSize, UA_AddNodesResult* addNodesResults, UA_DiagnosticInfo *diagnosticInfos);
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typedef UA_Int32 (*UA_ExternalNodeStore_addReferences)
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(void *ensHandle, const UA_RequestHeader *requestHeader, UA_AddReferencesItem* referencesToAdd,
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UA_UInt32 *indices,UA_UInt32 indicesSize, UA_StatusCode *addReferencesResults,
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UA_DiagnosticInfo *diagnosticInfos);
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typedef UA_Int32 (*UA_ExternalNodeStore_deleteNodes)
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(void *ensHandle, const UA_RequestHeader *requestHeader, UA_DeleteNodesItem *nodesToDelete, UA_UInt32 *indices,
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UA_UInt32 indicesSize, UA_StatusCode *deleteNodesResults, UA_DiagnosticInfo *diagnosticInfos);
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typedef UA_Int32 (*UA_ExternalNodeStore_deleteReferences)
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(void *ensHandle, const UA_RequestHeader *requestHeader, UA_DeleteReferencesItem *referenceToDelete,
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UA_UInt32 *indices, UA_UInt32 indicesSize, UA_StatusCode deleteReferencesresults,
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UA_DiagnosticInfo *diagnosticInfos);
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typedef UA_Int32 (*UA_ExternalNodeStore_readNodes)
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(void *ensHandle, const UA_RequestHeader *requestHeader, UA_ReadValueId *readValueIds, UA_UInt32 *indices,
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UA_UInt32 indicesSize,UA_DataValue *readNodesResults, UA_Boolean timeStampToReturn,
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UA_DiagnosticInfo *diagnosticInfos);
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typedef UA_Int32 (*UA_ExternalNodeStore_writeNodes)
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(void *ensHandle, const UA_RequestHeader *requestHeader, UA_WriteValue *writeValues, UA_UInt32 *indices,
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UA_UInt32 indicesSize, UA_StatusCode *writeNodesResults, UA_DiagnosticInfo *diagnosticInfo);
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typedef UA_Int32 (*UA_ExternalNodeStore_browseNodes)
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(void *ensHandle, const UA_RequestHeader *requestHeader, UA_BrowseDescription *browseDescriptions,
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UA_UInt32 *indices, UA_UInt32 indicesSize, UA_UInt32 requestedMaxReferencesPerNode,
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UA_BrowseResult *browseResults, UA_DiagnosticInfo *diagnosticInfos);
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typedef UA_Int32 (*UA_ExternalNodeStore_translateBrowsePathsToNodeIds)
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(void *ensHandle, const UA_RequestHeader *requestHeader, UA_BrowsePath *browsePath, UA_UInt32 *indices,
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UA_UInt32 indicesSize, UA_BrowsePathResult *browsePathResults, UA_DiagnosticInfo *diagnosticInfos);
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typedef UA_Int32 (*UA_ExternalNodeStore_delete)(void *ensHandle);
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typedef struct UA_ExternalNodeStore {
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void *ensHandle;
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UA_ExternalNodeStore_addNodes addNodes;
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UA_ExternalNodeStore_deleteNodes deleteNodes;
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UA_ExternalNodeStore_writeNodes writeNodes;
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UA_ExternalNodeStore_readNodes readNodes;
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UA_ExternalNodeStore_browseNodes browseNodes;
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UA_ExternalNodeStore_translateBrowsePathsToNodeIds translateBrowsePathsToNodeIds;
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UA_ExternalNodeStore_addReferences addReferences;
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UA_ExternalNodeStore_deleteReferences deleteReferences;
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UA_ExternalNodeStore_delete destroy;
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} UA_ExternalNodeStore;
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UA_StatusCode UA_EXPORT
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UA_Server_addExternalNamespace(UA_Server *server, const UA_String *url,
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UA_ExternalNodeStore *nodeStore, UA_UInt16 *assignedNamespaceIndex);
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#ifdef __cplusplus
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}
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#endif
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#endif /* UA_SERVER_EXTERNAL_NS_H_ */
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