コード例 #1
0
ファイル: ua_client_highlevel.c プロジェクト: IBMG/open62541
UA_StatusCode 
__UA_Client_writeAttribute(UA_Client *client, UA_NodeId nodeId, UA_AttributeId attributeId,
                           void *in, const UA_DataType *inDataType) {
    if(in == NULL)
      return UA_STATUSCODE_BADTYPEMISMATCH;
    
    UA_Variant *tmp = (UA_Variant *) in;
    if (tmp == NULL) return 1;
    
    UA_WriteRequest *wReq = UA_WriteRequest_new();
    wReq->nodesToWrite = UA_WriteValue_new();
    wReq->nodesToWriteSize = 1;
    UA_NodeId_copy(&nodeId, &wReq->nodesToWrite[0].nodeId);
    wReq->nodesToWrite[0].attributeId = attributeId;
    if (attributeId == UA_ATTRIBUTEID_VALUE) {
      UA_Variant_copy((UA_Variant *) in, &wReq->nodesToWrite[0].value.value);
      wReq->nodesToWrite[0].value.hasValue = true;
    }
    else {
      if( ! UA_Variant_setScalarCopy(&wReq->nodesToWrite[0].value.value, in, inDataType) )
        wReq->nodesToWrite[0].value.hasValue = true;
    }
    
    UA_WriteResponse wResp = UA_Client_Service_write(client, *wReq);
    UA_StatusCode retval = wResp.responseHeader.serviceResult;
    
    UA_WriteRequest_delete(wReq);
    UA_WriteResponse_deleteMembers(&wResp);
    
    return retval;
}
コード例 #2
0
static void
variables_variants(void) {
    /* Set a scalar value */
    UA_Variant v;
    UA_Int32 i = 42;
    UA_Variant_setScalar(&v, &i, &UA_TYPES[UA_TYPES_INT32]);

    /* Make a copy */
    UA_Variant v2;
    UA_Variant_copy(&v, &v2);
    UA_Variant_deleteMembers(&v2);

    /* Set an array value */
    UA_Variant v3;
    UA_Double d[9] = {1.0, 2.0, 3.0,
                      4.0, 5.0, 6.0,
                      7.0, 8.0, 9.0};
    UA_Variant_setArrayCopy(&v3, d, 9, &UA_TYPES[UA_TYPES_DOUBLE]);

    /* Set array dimensions */
    v3.arrayDimensions = (UA_UInt32 *)UA_Array_new(2, &UA_TYPES[UA_TYPES_UINT32]);
    v3.arrayDimensionsSize = 2;
    v3.arrayDimensions[0] = 3;
    v3.arrayDimensions[1] = 3;
    UA_Variant_deleteMembers(&v3);
}
コード例 #3
0
static UA_StatusCode
CopyValueIntoNode(UA_VariableNode *node, const UA_WriteValue *wvalue) {
    UA_assert(wvalue->attributeId == UA_ATTRIBUTEID_VALUE);
    UA_assert(node->nodeClass == UA_NODECLASS_VARIABLE || node->nodeClass == UA_NODECLASS_VARIABLETYPE);
    UA_assert(node->valueSource == UA_VALUESOURCE_VARIANT);

    /* Parse the range */
    UA_NumericRange range;
    UA_NumericRange *rangeptr = NULL;
    UA_StatusCode retval = UA_STATUSCODE_GOOD;
    if(wvalue->indexRange.length > 0) {
        retval = parse_numericrange(&wvalue->indexRange, &range);
        if(retval != UA_STATUSCODE_GOOD)
            return retval;
        rangeptr = ⦥
    }

    /* The nodeid on the wire may be != the nodeid in the node: opaque types, enums and bytestrings.
       nodeV contains the correct type definition. */
    const UA_Variant *newV = &wvalue->value.value;
    UA_Variant *oldV = &node->value.variant.value;
    UA_Variant cast_v;
    if (oldV->type != NULL) { // Don't run NodeId_equal on a NULL pointer (happens if the variable never held a variant)
      if(!UA_NodeId_equal(&oldV->type->typeId, &newV->type->typeId)) {
          cast_v = wvalue->value.value;
          newV = &cast_v;
          enum type_equivalence te1 = typeEquivalence(oldV->type);
          enum type_equivalence te2 = typeEquivalence(newV->type);
          if(te1 != TYPE_EQUIVALENCE_NONE && te1 == te2) {
              /* An enum was sent as an int32, or an opaque type as a bytestring. This is
                detected with the typeIndex indicated the "true" datatype. */
              cast_v.type = oldV->type;
          } else if(oldV->type == &UA_TYPES[UA_TYPES_BYTE] && !UA_Variant_isScalar(oldV) &&
                    newV->type == &UA_TYPES[UA_TYPES_BYTESTRING] && UA_Variant_isScalar(newV)) {
              /* a string is written to a byte array */
              UA_ByteString *str = (UA_ByteString*) newV->data;
              cast_v.arrayLength = str->length;
              cast_v.data = str->data;
              cast_v.type = &UA_TYPES[UA_TYPES_BYTE];
          } else {
              if(rangeptr)
                  UA_free(range.dimensions);
              return UA_STATUSCODE_BADTYPEMISMATCH;
          }
      }
    }
    
    if(!rangeptr) {
        UA_Variant_deleteMembers(&node->value.variant.value);
        UA_Variant_copy(newV, &node->value.variant.value);
    } else
        retval = UA_Variant_setRangeCopy(&node->value.variant.value, newV->data, newV->arrayLength, range);
    if(node->value.variant.callback.onWrite)
        node->value.variant.callback.onWrite(node->value.variant.callback.handle, node->nodeId,
                                             &node->value.variant.value, rangeptr);
    if(rangeptr)
        UA_free(range.dimensions);
    return retval;
}
コード例 #4
0
/* copy an existing variable under the given parent. then instantiate the
   variable for all hastypedefinitions of the original version. */
static UA_StatusCode
copyExistingVariable(UA_Server *server, UA_Session *session, const UA_NodeId *variable,
                     const UA_NodeId *referenceType, const UA_NodeId *parent) {
    const UA_VariableNode *node = (const UA_VariableNode*)UA_NodeStore_get(server->nodestore, variable);
    if(!node)
        return UA_STATUSCODE_BADNODEIDINVALID;
    if(node->nodeClass != UA_NODECLASS_VARIABLE)
        return UA_STATUSCODE_BADNODECLASSINVALID;
    
    // copy the variable attributes
    UA_VariableAttributes attr;
    UA_VariableAttributes_init(&attr);
    UA_LocalizedText_copy(&node->displayName, &attr.displayName);
    UA_LocalizedText_copy(&node->description, &attr.description);
    attr.writeMask = node->writeMask;
    attr.userWriteMask = node->userWriteMask;
    // todo: handle data sources!!!!
    UA_Variant_copy(&node->value.variant.value, &attr.value);
    // datatype is taken from the value
    // valuerank is taken from the value
    // array dimensions are taken from the value
    attr.accessLevel = node->accessLevel;
    attr.userAccessLevel = node->userAccessLevel;
    attr.minimumSamplingInterval = node->minimumSamplingInterval;
    attr.historizing = node->historizing;

    UA_AddNodesItem item;
    UA_AddNodesItem_init(&item);
    UA_NodeId_copy(parent, &item.parentNodeId.nodeId);
    UA_NodeId_copy(referenceType, &item.referenceTypeId);
    UA_QualifiedName_copy(&node->browseName, &item.browseName);
    item.nodeClass = UA_NODECLASS_VARIABLE;
    item.nodeAttributes.encoding = UA_EXTENSIONOBJECT_DECODED_NODELETE;
    item.nodeAttributes.content.decoded.type = &UA_TYPES[UA_TYPES_VARIABLEATTRIBUTES];
    item.nodeAttributes.content.decoded.data = &attr;
    // don't add a typedefinition here.

    // add the new variable
    UA_AddNodesResult res;
    UA_AddNodesResult_init(&res);
    Service_AddNodes_single(server, session, &item, &res);
    UA_VariableAttributes_deleteMembers(&attr);
    UA_AddNodesItem_deleteMembers(&item);

    // now instantiate the variable for all hastypedefinition references
    for(size_t i = 0; i < node->referencesSize; i++) {
        UA_ReferenceNode *rn = &node->references[i];
        if(rn->isInverse)
            continue;
        const UA_NodeId hasTypeDef = UA_NODEID_NUMERIC(0, UA_NS0ID_HASTYPEDEFINITION);
        if(!UA_NodeId_equal(&rn->referenceTypeId, &hasTypeDef))
            continue;
        instantiateVariableNode(server, session, &res.addedNodeId, &rn->targetId.nodeId);
    }

    UA_AddNodesResult_deleteMembers(&res);
    return UA_STATUSCODE_GOOD;
}
コード例 #5
0
ファイル: ua_nodes.c プロジェクト: Felipeasg/open62541
static UA_StatusCode
UA_VariableTypeNode_copy(const UA_VariableTypeNode *src, UA_VariableTypeNode *dst) {
    dst->valueRank = src->valueRank;
    dst->valueSource = src->valueSource;
    if(src->valueSource == UA_VALUESOURCE_VARIANT){
        UA_StatusCode retval = UA_Variant_copy(&src->value.variant.value, &dst->value.variant.value);
        if(retval != UA_STATUSCODE_GOOD)
            return retval;
        dst->value.variant.callback = src->value.variant.callback;
    } else
        dst->value.dataSource = src->value.dataSource;
    dst->isAbstract = src->isAbstract;
    return UA_STATUSCODE_GOOD;
}
コード例 #6
0
ファイル: ua_nodes.c プロジェクト: ChristianFimmers/open62541
UA_StatusCode UA_VariableTypeNode_copy(const UA_VariableTypeNode *src, UA_VariableTypeNode *dst) {
    UA_VariableTypeNode_init(dst);
	UA_StatusCode retval = UA_Node_copy((const UA_Node*)src, (UA_Node*)dst);
    dst->valueRank = src->valueRank;
    dst->valueSource = src->valueSource;
    if(src->valueSource == UA_VALUESOURCE_VARIANT)
        UA_Variant_copy(&src->value.variant, &dst->value.variant);
    else
        dst->value.dataSource = src->value.dataSource;
    if(retval) {
        UA_VariableTypeNode_deleteMembers(dst);
        return retval;
    }
    dst->isAbstract = src->isAbstract;
    return UA_STATUSCODE_GOOD;
}
コード例 #7
0
static UA_Node *
variableTypeNodeFromAttributes(const UA_AddNodesItem *item, const UA_VariableTypeAttributes *attr) {
    UA_VariableTypeNode *vtnode = UA_VariableTypeNode_new();
    if(!vtnode)
        return NULL;
    UA_StatusCode retval = copyStandardAttributes((UA_Node*)vtnode, item, (const UA_NodeAttributes*)attr);
    UA_Variant_copy(&attr->value, &vtnode->value.variant.value);
    // datatype is taken from the value
    vtnode->valueRank = attr->valueRank;
    // array dimensions are taken from the value
    vtnode->isAbstract = attr->isAbstract;
    if(retval != UA_STATUSCODE_GOOD) {
        UA_Node_deleteAnyNodeClass((UA_Node*)vtnode);
        return NULL;
    }
    return (UA_Node*)vtnode;
}
コード例 #8
0
/* Used in inline functions exposing the Read service with more syntactic sugar
 * for individual attributes */
UA_StatusCode
__UA_Server_read(UA_Server *server, const UA_NodeId *nodeId,
                 const UA_AttributeId attributeId, void *v) {
    /* Call the read service */
    UA_ReadValueId item;
    UA_ReadValueId_init(&item);
    item.nodeId = *nodeId;
    item.attributeId = attributeId;
    UA_DataValue dv = UA_Server_read(server, &item, UA_TIMESTAMPSTORETURN_NEITHER);

    /* Check the return value */
    UA_StatusCode retval = UA_STATUSCODE_GOOD;
    if(dv.hasStatus)
        retval = dv.status;
    else if(!dv.hasValue)
        retval = UA_STATUSCODE_BADUNEXPECTEDERROR;
    if(retval != UA_STATUSCODE_GOOD) {
        UA_DataValue_deleteMembers(&dv);
        return retval;
    }

    /* Prepare the result */
    if(attributeId == UA_ATTRIBUTEID_VALUE ||
       attributeId == UA_ATTRIBUTEID_ARRAYDIMENSIONS) {
        /* Return the entire variant */
        if(dv.value.storageType == UA_VARIANT_DATA_NODELETE) {
            retval = UA_Variant_copy(&dv.value,(UA_Variant *) v);
        } else {
            /* storageType is UA_VARIANT_DATA. Copy the entire variant
             * (including pointers and all) */
            memcpy(v, &dv.value, sizeof(UA_Variant));
        }
    } else {
        /* Return the variant content only */
        if(dv.value.storageType == UA_VARIANT_DATA_NODELETE) {
            retval = UA_copy(dv.value.data, v, dv.value.type);
        } else {
            /* storageType is UA_VARIANT_DATA. Copy the content of the type
             * (including pointers and all) */
            memcpy(v, dv.value.data, dv.value.type->memSize);
            /* Delete the "carrier" in the variant */
            UA_free(dv.value.data);
        }
    }
    return retval;
}
コード例 #9
0
ファイル: ua_nodes.c プロジェクト: Felipeasg/open62541
static UA_StatusCode
UA_VariableNode_copy(const UA_VariableNode *src, UA_VariableNode *dst) {
    dst->valueRank = src->valueRank;
    dst->valueSource = src->valueSource;
    if(src->valueSource == UA_VALUESOURCE_VARIANT) {
        UA_StatusCode retval = UA_Variant_copy(&src->value.variant.value, &dst->value.variant.value);
        if(retval != UA_STATUSCODE_GOOD)
            return retval;
        dst->value.variant.callback = src->value.variant.callback;
    } else
        dst->value.dataSource = src->value.dataSource;
    dst->accessLevel = src->accessLevel;
    dst->userAccessLevel = src->accessLevel;
    dst->minimumSamplingInterval = src->minimumSamplingInterval;
    dst->historizing = src->historizing;
    return UA_STATUSCODE_GOOD;
}
コード例 #10
0
static UA_Node *
variableNodeFromAttributes(const UA_AddNodesItem *item, const UA_VariableAttributes *attr) {
    UA_VariableNode *vnode = UA_VariableNode_new();
    if(!vnode)
        return NULL;
    UA_StatusCode retval = copyStandardAttributes((UA_Node*)vnode, item, (const UA_NodeAttributes*)attr);
    // todo: test if the type / valueRank / value attributes are consistent
    vnode->accessLevel = attr->accessLevel;
    vnode->userAccessLevel = attr->userAccessLevel;
    vnode->historizing = attr->historizing;
    vnode->minimumSamplingInterval = attr->minimumSamplingInterval;
    vnode->valueRank = attr->valueRank;
    retval |= UA_Variant_copy(&attr->value, &vnode->value.variant.value);
    if(retval != UA_STATUSCODE_GOOD) {
        UA_Node_deleteAnyNodeClass((UA_Node*)vnode);
        return NULL;
    }
    return (UA_Node*)vnode;
}
コード例 #11
0
ファイル: ua_nodes.c プロジェクト: ChristianFimmers/open62541
UA_StatusCode UA_VariableNode_copy(const UA_VariableNode *src, UA_VariableNode *dst) {
    UA_VariableNode_init(dst);
	UA_StatusCode retval = UA_Node_copy((const UA_Node*)src, (UA_Node*)dst);
    dst->valueRank = src->valueRank;
    dst->valueSource = src->valueSource;
    if(src->valueSource == UA_VALUESOURCE_VARIANT)
        retval = UA_Variant_copy(&src->value.variant, &dst->value.variant);
    else
        dst->value.dataSource = src->value.dataSource;
    if(retval) {
        UA_VariableNode_deleteMembers(dst);
        return retval;
    }
    dst->accessLevel = src->accessLevel;
    dst->userAccessLevel = src->accessLevel;
    dst->minimumSamplingInterval = src->minimumSamplingInterval;
    dst->historizing = src->historizing;
    return UA_STATUSCODE_GOOD;
}
コード例 #12
0
/** Reads a single attribute from a node in the nodestore. */
static void readValue(UA_Server *server, UA_TimestampsToReturn timestamps,
                      const UA_ReadValueId *id, UA_DataValue *v) {

	if(id->dataEncoding.name.length >= 0){
		if(memcmp(id->dataEncoding.name.data, "DefaultBinary", 13) != 0 &&
           memcmp(id->dataEncoding.name.data, "DefaultXml", 10) != 0) {
			v->hasStatus = UA_TRUE;
			v->status = UA_STATUSCODE_BADDATAENCODINGINVALID;
			return;
		}
	}

	//index range for a non-value
	if(id->indexRange.length >= 0 && id->attributeId != UA_ATTRIBUTEID_VALUE){
		v->hasStatus = UA_TRUE;
		v->status = UA_STATUSCODE_BADINDEXRANGENODATA;
		return;
	}

    UA_Node const *node = UA_NodeStore_get(server->nodestore, &(id->nodeId));
    if(!node) {
        v->hasStatus = UA_TRUE;
        v->status = UA_STATUSCODE_BADNODEIDUNKNOWN;
        return;
    }

    UA_StatusCode retval = UA_STATUSCODE_GOOD;
    switch(id->attributeId) {
    case UA_ATTRIBUTEID_NODEID:
        v->hasValue = UA_TRUE;
        retval |= UA_Variant_setScalarCopy(&v->value, &node->nodeId, &UA_TYPES[UA_TYPES_NODEID]);
        break;
    case UA_ATTRIBUTEID_NODECLASS:
        v->hasValue = UA_TRUE;
        retval |= UA_Variant_setScalarCopy(&v->value, &node->nodeClass, &UA_TYPES[UA_TYPES_INT32]);
        break;
    case UA_ATTRIBUTEID_BROWSENAME:
        v->hasValue = UA_TRUE;
        retval |= UA_Variant_setScalarCopy(&v->value, &node->browseName, &UA_TYPES[UA_TYPES_QUALIFIEDNAME]);
        break;
    case UA_ATTRIBUTEID_DISPLAYNAME:
        retval |= UA_Variant_setScalarCopy(&v->value, &node->displayName, &UA_TYPES[UA_TYPES_LOCALIZEDTEXT]);
        if(retval == UA_STATUSCODE_GOOD)
            v->hasValue = UA_TRUE;
        break;
    case UA_ATTRIBUTEID_DESCRIPTION:
        v->hasValue = UA_TRUE;
        retval |= UA_Variant_setScalarCopy(&v->value, &node->description, &UA_TYPES[UA_TYPES_LOCALIZEDTEXT]);
        break;
    case UA_ATTRIBUTEID_WRITEMASK:
        v->hasValue = UA_TRUE;
        retval |= UA_Variant_setScalarCopy(&v->value, &node->writeMask, &UA_TYPES[UA_TYPES_UINT32]);
        break;
    case UA_ATTRIBUTEID_USERWRITEMASK:
        v->hasValue = UA_TRUE;
        retval |= UA_Variant_setScalarCopy(&v->value, &node->userWriteMask, &UA_TYPES[UA_TYPES_UINT32]);
        break;
    case UA_ATTRIBUTEID_ISABSTRACT:
        CHECK_NODECLASS(UA_NODECLASS_REFERENCETYPE | UA_NODECLASS_OBJECTTYPE | UA_NODECLASS_VARIABLETYPE |
                        UA_NODECLASS_DATATYPE);
        v->hasValue = UA_TRUE;
        retval |= UA_Variant_setScalarCopy(&v->value, &((const UA_ReferenceTypeNode *)node)->isAbstract,
                                          &UA_TYPES[UA_TYPES_BOOLEAN]);
        break;
    case UA_ATTRIBUTEID_SYMMETRIC:
        CHECK_NODECLASS(UA_NODECLASS_REFERENCETYPE);
        v->hasValue = UA_TRUE;
        retval |= UA_Variant_setScalarCopy(&v->value, &((const UA_ReferenceTypeNode *)node)->symmetric,
                                          &UA_TYPES[UA_TYPES_BOOLEAN]);
        break;
    case UA_ATTRIBUTEID_INVERSENAME:
        CHECK_NODECLASS(UA_NODECLASS_REFERENCETYPE);
        v->hasValue = UA_TRUE;
        retval |= UA_Variant_setScalarCopy(&v->value, &((const UA_ReferenceTypeNode *)node)->inverseName,
                                          &UA_TYPES[UA_TYPES_LOCALIZEDTEXT]);
        break;
    case UA_ATTRIBUTEID_CONTAINSNOLOOPS:
        CHECK_NODECLASS(UA_NODECLASS_VIEW);
        v->hasValue = UA_TRUE;
        retval |= UA_Variant_setScalarCopy(&v->value, &((const UA_ViewNode *)node)->containsNoLoops,
                                          &UA_TYPES[UA_TYPES_BOOLEAN]);
        break;
    case UA_ATTRIBUTEID_EVENTNOTIFIER:
        CHECK_NODECLASS(UA_NODECLASS_VIEW | UA_NODECLASS_OBJECT);
        v->hasValue = UA_TRUE;
        if(node->nodeClass == UA_NODECLASS_VIEW){
        	retval |= UA_Variant_setScalarCopy(&v->value, &((const UA_ViewNode *)node)->eventNotifier,
                                          	  &UA_TYPES[UA_TYPES_BYTE]);
        } else {
        	retval |= UA_Variant_setScalarCopy(&v->value, &((const UA_ObjectNode *)node)->eventNotifier,
                                              &UA_TYPES[UA_TYPES_BYTE]);
        }
        break;

    case UA_ATTRIBUTEID_VALUE:
        CHECK_NODECLASS(UA_NODECLASS_VARIABLE | UA_NODECLASS_VARIABLETYPE);
        {
        	if(node->nodeClass != UA_NODECLASS_VARIABLE) {
    			v->hasValue = UA_FALSE;
    			handleSourceTimestamps(timestamps, v);
            }

            UA_Boolean hasRange = UA_FALSE;
            UA_NumericRange range;
            if(id->indexRange.length > 0) {
                retval = parse_numericrange(id->indexRange, &range);
                if(retval != UA_STATUSCODE_GOOD)
                    break;
                hasRange = UA_TRUE;
            }

            const UA_VariableNode *vn = (const UA_VariableNode*)node;
            if(vn->valueSource == UA_VALUESOURCE_VARIANT) {
                if(hasRange)
                    retval |= UA_Variant_copyRange(&vn->value.variant, &v->value, range);
                else
                    retval |= UA_Variant_copy(&vn->value.variant, &v->value);
                if(retval == UA_STATUSCODE_GOOD) {
                    v->hasValue = UA_TRUE;
                    handleSourceTimestamps(timestamps, v);
                }
            } else {
                UA_DataValue val;
                UA_DataValue_init(&val);
                UA_Boolean sourceTimeStamp = (timestamps == UA_TIMESTAMPSTORETURN_SOURCE ||
                                              timestamps == UA_TIMESTAMPSTORETURN_BOTH);
                retval |= vn->value.dataSource.read(vn->value.dataSource.handle, sourceTimeStamp, &val);
                if(retval == UA_STATUSCODE_GOOD) {
                    retval |= UA_DataValue_copy(&val, v); // todo: selection of indexranges
                }
                vn->value.dataSource.release(vn->value.dataSource.handle, &val);
            }

            if(hasRange)
                UA_free(range.dimensions);
        }
        break;

    case UA_ATTRIBUTEID_DATATYPE: {
		CHECK_NODECLASS(UA_NODECLASS_VARIABLE | UA_NODECLASS_VARIABLETYPE);
        const UA_VariableNode *vn = (const UA_VariableNode*)node;
        if(vn->valueSource == UA_VALUESOURCE_VARIANT)
            retval = UA_Variant_setScalarCopy(&v->value, &vn->value.variant.type->typeId,
                                              &UA_TYPES[UA_TYPES_NODEID]);
        else {
            UA_DataValue val;
            UA_DataValue_init(&val);
            retval = vn->value.dataSource.read(vn->value.dataSource.handle, UA_FALSE, &val);
            if(retval != UA_STATUSCODE_GOOD)
                break;
            retval = UA_Variant_setScalarCopy(&v->value, &val.value.type->typeId, &UA_TYPES[UA_TYPES_NODEID]);
            vn->value.dataSource.release(vn->value.dataSource.handle, &val);
        }
        if(retval == UA_STATUSCODE_GOOD)
            v->hasValue = UA_TRUE;
        }
        break;

    case UA_ATTRIBUTEID_VALUERANK:
        CHECK_NODECLASS(UA_NODECLASS_VARIABLE | UA_NODECLASS_VARIABLETYPE);
        v->hasValue = UA_TRUE;
        retval |= UA_Variant_setScalarCopy(&v->value, &((const UA_VariableTypeNode *)node)->valueRank,
                                          &UA_TYPES[UA_TYPES_INT32]);
        break;

    case UA_ATTRIBUTEID_ARRAYDIMENSIONS:
        CHECK_NODECLASS(UA_NODECLASS_VARIABLE | UA_NODECLASS_VARIABLETYPE);
        {
            const UA_VariableNode *vn = (const UA_VariableNode *)node;
            if(vn->valueSource == UA_VALUESOURCE_VARIANT) {
                retval = UA_Variant_setArrayCopy(&v->value, vn->value.variant.arrayDimensions,
                                                 vn->value.variant.arrayDimensionsSize,
                                                 &UA_TYPES[UA_TYPES_INT32]);
                if(retval == UA_STATUSCODE_GOOD)
                    v->hasValue = UA_TRUE;
            } else {
                UA_DataValue val;
                UA_DataValue_init(&val);
                retval |= vn->value.dataSource.read(vn->value.dataSource.handle, UA_FALSE, &val);
                if(retval != UA_STATUSCODE_GOOD)
                    break;
                if(!val.hasValue)
                    retval = UA_STATUSCODE_BADNOTREADABLE;
                else
                    retval = UA_Variant_setArrayCopy(&v->value, val.value.arrayDimensions,
                                                     val.value.arrayDimensionsSize, &UA_TYPES[UA_TYPES_INT32]);
                vn->value.dataSource.release(vn->value.dataSource.handle, &val);
            }
        }
        break;

    case UA_ATTRIBUTEID_ACCESSLEVEL:
        CHECK_NODECLASS(UA_NODECLASS_VARIABLE);
        v->hasValue = UA_TRUE;
        retval |= UA_Variant_setScalarCopy(&v->value, &((const UA_VariableNode *)node)->accessLevel,
                                          &UA_TYPES[UA_TYPES_BYTE]);
        break;

    case UA_ATTRIBUTEID_USERACCESSLEVEL:
        CHECK_NODECLASS(UA_NODECLASS_VARIABLE);
        v->hasValue = UA_TRUE;
        retval |= UA_Variant_setScalarCopy(&v->value, &((const UA_VariableNode *)node)->userAccessLevel,
                                          &UA_TYPES[UA_TYPES_BYTE]);
        break;

    case UA_ATTRIBUTEID_MINIMUMSAMPLINGINTERVAL:
        CHECK_NODECLASS(UA_NODECLASS_VARIABLE);
        v->hasValue = UA_TRUE;
        retval |= UA_Variant_setScalarCopy(&v->value, &((const UA_VariableNode *)node)->minimumSamplingInterval,
                                          &UA_TYPES[UA_TYPES_DOUBLE]);
        break;

    case UA_ATTRIBUTEID_HISTORIZING:
        CHECK_NODECLASS(UA_NODECLASS_VARIABLE);
        v->hasValue = UA_TRUE;
        retval |= UA_Variant_setScalarCopy(&v->value, &((const UA_VariableNode *)node)->historizing,
                                          &UA_TYPES[UA_TYPES_BOOLEAN]);
        break;

    case UA_ATTRIBUTEID_EXECUTABLE:
        CHECK_NODECLASS(UA_NODECLASS_METHOD);
        v->hasValue = UA_TRUE;
        retval |= UA_Variant_setScalarCopy(&v->value, &((const UA_MethodNode *)node)->executable,
                                          &UA_TYPES[UA_TYPES_BOOLEAN]);
        break;

    case UA_ATTRIBUTEID_USEREXECUTABLE:
        CHECK_NODECLASS(UA_NODECLASS_METHOD);
        v->hasValue = UA_TRUE;
        retval |= UA_Variant_setScalarCopy(&v->value, &((const UA_MethodNode *)node)->userExecutable,
                                          &UA_TYPES[UA_TYPES_BOOLEAN]);
        break;

    default:
        v->hasStatus = UA_TRUE;
        v->status = UA_STATUSCODE_BADATTRIBUTEIDINVALID;
        break;
    }

    UA_NodeStore_release(node);

    if(retval != UA_STATUSCODE_GOOD) {
        v->hasStatus = UA_TRUE;
        v->status = retval;
    }

    handleServerTimestamps(timestamps, v);
}
コード例 #13
0
static UA_StatusCode writeValue(UA_Server *server, UA_WriteValue *wvalue) {
    UA_StatusCode retval = UA_STATUSCODE_GOOD;

    /* is there a value at all */
    if(!wvalue->value.hasValue)
        return UA_STATUSCODE_BADTYPEMISMATCH;

    // we might repeat writing, e.g. when the node got replaced mid-work
    UA_Boolean done = UA_FALSE;
    while(!done) {
        const UA_Node *node = UA_NodeStore_get(server->nodestore, &wvalue->nodeId);
        if(!node)
            return UA_STATUSCODE_BADNODEIDUNKNOWN;

        switch(wvalue->attributeId) {
        case UA_ATTRIBUTEID_NODEID:
        case UA_ATTRIBUTEID_NODECLASS:
        case UA_ATTRIBUTEID_BROWSENAME:
        case UA_ATTRIBUTEID_DISPLAYNAME:
        case UA_ATTRIBUTEID_DESCRIPTION:
        case UA_ATTRIBUTEID_WRITEMASK:
        case UA_ATTRIBUTEID_USERWRITEMASK:
        case UA_ATTRIBUTEID_ISABSTRACT:
        case UA_ATTRIBUTEID_SYMMETRIC:
        case UA_ATTRIBUTEID_INVERSENAME:
        case UA_ATTRIBUTEID_CONTAINSNOLOOPS:
        case UA_ATTRIBUTEID_EVENTNOTIFIER:
            retval = UA_STATUSCODE_BADWRITENOTSUPPORTED;
            break;
        case UA_ATTRIBUTEID_VALUE: {
            if(node->nodeClass != UA_NODECLASS_VARIABLE &&
               node->nodeClass != UA_NODECLASS_VARIABLETYPE) {
                retval = UA_STATUSCODE_BADTYPEMISMATCH;
                break;
            }

            /* parse the range */
            UA_Boolean hasRange = UA_FALSE;
            UA_NumericRange range;
            if(wvalue->indexRange.length > 0) {
                retval = parse_numericrange(wvalue->indexRange, &range);
                if(retval != UA_STATUSCODE_GOOD)
                    break;
                hasRange = UA_TRUE;
            }

            /* the relevant members are similar for variables and variabletypes */
            const UA_VariableNode *vn = (const UA_VariableNode*)node;
            if(vn->valueSource == UA_VALUESOURCE_DATASOURCE) {
                if(!vn->value.dataSource.write) {
                    retval = UA_STATUSCODE_BADWRITENOTSUPPORTED;
                    break;
                }
                // todo: writing ranges
                retval = vn->value.dataSource.write(vn->value.dataSource.handle, &wvalue->value.value);
                done = UA_TRUE;
                break;
            }
            const UA_Variant *oldV = &vn->value.variant;

            /* the nodeid on the wire may be != the nodeid in the node: opaque types, enums and bytestrings */
            if(!UA_NodeId_equal(&oldV->type->typeId, &wvalue->value.value.type->typeId)) {
                if(oldV->type->namespaceZero && wvalue->value.value.type->namespaceZero &&
                   oldV->type->typeIndex == wvalue->value.value.type->typeIndex)
                    /* An enum was sent as an int32, or an opaque type as a bytestring. This is
                       detected with the typeIndex indicated the "true" datatype. */
                    wvalue->value.value.type = oldV->type;
                else if(oldV->type == &UA_TYPES[UA_TYPES_BYTE] &&
                        (!oldV->data || vn->value.variant.arrayLength > -1) /* isArray */ &&
                        wvalue->value.value.type == &UA_TYPES[UA_TYPES_BYTESTRING] &&
                        wvalue->value.value.data && wvalue->value.value.arrayLength == -1 /* isScalar */) {
                    /* a string is written to a byte array */
                    UA_ByteString *str = (UA_ByteString*) wvalue->value.value.data;
                    wvalue->value.value.arrayLength = str->length;
                    wvalue->value.value.data = str->data;
                    wvalue->value.value.type = &UA_TYPES[UA_TYPES_BYTE];
                    UA_free(str);
                } else {
                    retval = UA_STATUSCODE_BADTYPEMISMATCH;
                    break;
                }
            }

            /* copy the node */
            UA_VariableNode *newVn = (node->nodeClass == UA_NODECLASS_VARIABLE) ?
                UA_VariableNode_new() : (UA_VariableNode*)UA_VariableTypeNode_new();
            if(!newVn) {
                retval = UA_STATUSCODE_BADOUTOFMEMORY;
                break;
            }
            retval = (node->nodeClass == UA_NODECLASS_VARIABLE) ? UA_VariableNode_copy(vn, newVn) : 
                UA_VariableTypeNode_copy((const UA_VariableTypeNode*)vn, (UA_VariableTypeNode*)newVn);
            if(retval != UA_STATUSCODE_GOOD)
                goto clean_up;
                
            /* insert the new value*/
            if(hasRange)
                retval = UA_Variant_setRange(&newVn->value.variant, wvalue->value.value.data, range);
            else {
                UA_Variant_deleteMembers(&newVn->value.variant);
                retval = UA_Variant_copy(&wvalue->value.value, &newVn->value.variant);
            }
            if(retval != UA_STATUSCODE_GOOD ||
               UA_NodeStore_replace(server->nodestore, node, (UA_Node*)newVn,
                                    UA_NULL) != UA_STATUSCODE_GOOD)
                goto clean_up;
            if(hasRange)
                UA_free(range.dimensions);
            done = UA_TRUE;
            break;

            clean_up:
            if(node->nodeClass == UA_NODECLASS_VARIABLE)
                UA_VariableNode_delete(newVn);
            else
                UA_VariableTypeNode_delete((UA_VariableTypeNode*)newVn);
            if(hasRange)
                UA_free(range.dimensions);
            }
            break;
        case UA_ATTRIBUTEID_DATATYPE:
        case UA_ATTRIBUTEID_VALUERANK:
        case UA_ATTRIBUTEID_ARRAYDIMENSIONS:
        case UA_ATTRIBUTEID_ACCESSLEVEL:
        case UA_ATTRIBUTEID_USERACCESSLEVEL:
        case UA_ATTRIBUTEID_MINIMUMSAMPLINGINTERVAL:
        case UA_ATTRIBUTEID_HISTORIZING:
        case UA_ATTRIBUTEID_EXECUTABLE:
        case UA_ATTRIBUTEID_USEREXECUTABLE:
            retval = UA_STATUSCODE_BADWRITENOTSUPPORTED;
            break;
        default:
            retval = UA_STATUSCODE_BADATTRIBUTEIDINVALID;
            break;
        }

        UA_NodeStore_release(node);
        if(retval != UA_STATUSCODE_GOOD)
            break;
    }

    return retval;
}
コード例 #14
0
/* movedValue returns whether the sample was moved to the notification. The
 * default is false. */
static UA_StatusCode
sampleCallbackWithValue(UA_Server *server, UA_Session *session,
                        UA_Subscription *sub, UA_MonitoredItem *mon,
                        UA_DataValue *value, UA_Boolean *movedValue) {
    UA_assert(mon->attributeId != UA_ATTRIBUTEID_EVENTNOTIFIER);

    /* Contains heap-allocated binary encoding of the value if a change was detected */
    UA_ByteString binValueEncoding = UA_BYTESTRING_NULL;

    /* Has the value changed? Allocates memory in binValueEncoding if necessary.
     * value is edited internally so we make a shallow copy. */
    UA_Boolean changed = false;
    UA_StatusCode retval = detectValueChange(server, mon, *value, &binValueEncoding, &changed);
    if(retval != UA_STATUSCODE_GOOD) {
        UA_LOG_WARNING_SESSION(&server->config.logger, session, "Subscription %u | "
                               "MonitoredItem %i | Value change detection failed with StatusCode %s",
                               sub ? sub->subscriptionId : 0, mon->monitoredItemId,
                               UA_StatusCode_name(retval));
        return retval;
    }
    if(!changed) {
        UA_LOG_DEBUG_SESSION(&server->config.logger, session, "Subscription %u | "
                             "MonitoredItem %i | The value has not changed",
                             sub ? sub->subscriptionId : 0, mon->monitoredItemId);
        return UA_STATUSCODE_GOOD;
    }

    /* The MonitoredItem is attached to a subscription (not server-local).
     * Prepare a notification and enqueue it. */
    if(sub) {
        /* Allocate a new notification */
        UA_Notification *newNotification = (UA_Notification *)UA_malloc(sizeof(UA_Notification));
        if(!newNotification) {
            UA_ByteString_deleteMembers(&binValueEncoding);
            return UA_STATUSCODE_BADOUTOFMEMORY;
        }

        if(value->value.storageType == UA_VARIANT_DATA) {
            newNotification->data.value = *value; /* Move the value to the notification */
            *movedValue = true;
        } else { /* => (value->value.storageType == UA_VARIANT_DATA_NODELETE) */
            retval = UA_DataValue_copy(value, &newNotification->data.value);
            if(retval != UA_STATUSCODE_GOOD) {
                UA_ByteString_deleteMembers(&binValueEncoding);
                UA_free(newNotification);
                return retval;
            }
        }

        /* <-- Point of no return --> */

        UA_LOG_DEBUG_SESSION(&server->config.logger, session, "Subscription %u | "
                             "MonitoredItem %i | Enqueue a new notification",
                             sub ? sub->subscriptionId : 0, mon->monitoredItemId);

        newNotification->mon = mon;
        UA_Notification_enqueue(server, sub, mon, newNotification);
    }

    /* Store the encoding for comparison */
    UA_ByteString_deleteMembers(&mon->lastSampledValue);
    mon->lastSampledValue = binValueEncoding;

    /* Store the value for filter comparison (we don't want to decode
     * lastSampledValue in every iteration). Don't test the return code here. If
     * this fails, lastValue is empty and a notification will be forced for the
     * next deadband comparison. */
    if((mon->filter.dataChangeFilter.deadbandType == UA_DEADBANDTYPE_NONE ||
        mon->filter.dataChangeFilter.deadbandType == UA_DEADBANDTYPE_ABSOLUTE ||
        mon->filter.dataChangeFilter.deadbandType == UA_DEADBANDTYPE_PERCENT) &&
       (mon->filter.dataChangeFilter.trigger == UA_DATACHANGETRIGGER_STATUS ||
        mon->filter.dataChangeFilter.trigger == UA_DATACHANGETRIGGER_STATUSVALUE ||
        mon->filter.dataChangeFilter.trigger == UA_DATACHANGETRIGGER_STATUSVALUETIMESTAMP)) {
        UA_Variant_deleteMembers(&mon->lastValue);
        UA_Variant_copy(&value->value, &mon->lastValue);
#ifdef UA_ENABLE_DA
        UA_StatusCode_deleteMembers(&mon->lastStatus);
        UA_StatusCode_copy(&value->status, &mon->lastStatus);
#endif
    }

    /* Call the local callback if the MonitoredItem is not attached to a
     * subscription. Do this at the very end. Because the callback might delete
     * the subscription. */
    if(!sub) {
        UA_LocalMonitoredItem *localMon = (UA_LocalMonitoredItem*) mon;
        void *nodeContext = NULL;
        UA_Server_getNodeContext(server, mon->monitoredNodeId, &nodeContext);
        localMon->callback.dataChangeCallback(server, mon->monitoredItemId,
                                              localMon->context,
                                              &mon->monitoredNodeId,
                                              nodeContext, mon->attributeId,
                                              value);
    }

    return UA_STATUSCODE_GOOD;
}
コード例 #15
0
static UA_DataValue service_read_node(UA_Server *server, const UA_ReadValueId *id) {
    UA_DataValue v;
    UA_DataValue_init(&v);

    UA_Node const *node   = UA_NULL;
    UA_Int32       result = UA_NodeStore_get(server->nodestore, &(id->nodeId), &node);
    if(result != UA_STATUSCODE_GOOD || node == UA_NULL) {
        v.encodingMask = UA_DATAVALUE_ENCODINGMASK_STATUSCODE;
        v.status       = UA_STATUSCODE_BADNODEIDUNKNOWN;
        return v;
    }
    UA_StatusCode retval = UA_STATUSCODE_GOOD;

    switch(id->attributeId) {
    case UA_ATTRIBUTEID_NODEID:
        v.encodingMask = UA_DATAVALUE_ENCODINGMASK_VARIANT;
        retval |= UA_Variant_copySetValue(&v.value, &UA_TYPES[UA_NODEID], &node->nodeId);
        break;

    case UA_ATTRIBUTEID_NODECLASS:
        v.encodingMask = UA_DATAVALUE_ENCODINGMASK_VARIANT;
        retval |= UA_Variant_copySetValue(&v.value, &UA_TYPES[UA_INT32], &node->nodeClass);
        break;

    case UA_ATTRIBUTEID_BROWSENAME:
        v.encodingMask = UA_DATAVALUE_ENCODINGMASK_VARIANT;
        retval |= UA_Variant_copySetValue(&v.value, &UA_TYPES[UA_QUALIFIEDNAME], &node->browseName);
        break;

    case UA_ATTRIBUTEID_DISPLAYNAME:
        v.encodingMask = UA_DATAVALUE_ENCODINGMASK_VARIANT;
        retval |= UA_Variant_copySetValue(&v.value, &UA_TYPES[UA_LOCALIZEDTEXT], &node->displayName);
        break;

    case UA_ATTRIBUTEID_DESCRIPTION:
        v.encodingMask = UA_DATAVALUE_ENCODINGMASK_VARIANT;
        retval |= UA_Variant_copySetValue(&v.value, &UA_TYPES[UA_LOCALIZEDTEXT], &node->description);
        break;

    case UA_ATTRIBUTEID_WRITEMASK:
        v.encodingMask = UA_DATAVALUE_ENCODINGMASK_VARIANT;
        retval |= UA_Variant_copySetValue(&v.value, &UA_TYPES[UA_UINT32], &node->writeMask);
        break;

    case UA_ATTRIBUTEID_USERWRITEMASK:
        v.encodingMask = UA_DATAVALUE_ENCODINGMASK_VARIANT;
        retval |= UA_Variant_copySetValue(&v.value, &UA_TYPES[UA_UINT32], &node->userWriteMask);
        break;

    case UA_ATTRIBUTEID_ISABSTRACT:
        CHECK_NODECLASS(
            UA_NODECLASS_REFERENCETYPE | UA_NODECLASS_OBJECTTYPE | UA_NODECLASS_VARIABLETYPE |
            UA_NODECLASS_DATATYPE);
        v.encodingMask = UA_DATAVALUE_ENCODINGMASK_VARIANT;
        retval |=
            UA_Variant_copySetValue(&v.value, &UA_TYPES[UA_BOOLEAN], &((UA_ReferenceTypeNode *)node)->isAbstract);
        break;

    case UA_ATTRIBUTEID_SYMMETRIC:
        CHECK_NODECLASS(UA_NODECLASS_REFERENCETYPE);
        v.encodingMask = UA_DATAVALUE_ENCODINGMASK_VARIANT;
        retval |= UA_Variant_copySetValue(&v.value, &UA_TYPES[UA_BOOLEAN],
                                          &((UA_ReferenceTypeNode *)node)->symmetric);
        break;

    case UA_ATTRIBUTEID_INVERSENAME:
        CHECK_NODECLASS(UA_NODECLASS_REFERENCETYPE);
        v.encodingMask = UA_DATAVALUE_ENCODINGMASK_VARIANT;
        retval |= UA_Variant_copySetValue(&v.value, &UA_TYPES[UA_LOCALIZEDTEXT],
                                          &((UA_ReferenceTypeNode *)node)->inverseName);
        break;

    case UA_ATTRIBUTEID_CONTAINSNOLOOPS:
        CHECK_NODECLASS(UA_NODECLASS_VIEW);
        v.encodingMask = UA_DATAVALUE_ENCODINGMASK_VARIANT;
        retval |= UA_Variant_copySetValue(&v.value, &UA_TYPES[UA_BOOLEAN],
                                          &((UA_ViewNode *)node)->containsNoLoops);
        break;

    case UA_ATTRIBUTEID_EVENTNOTIFIER:
        CHECK_NODECLASS(UA_NODECLASS_VIEW | UA_NODECLASS_OBJECT);
        v.encodingMask = UA_DATAVALUE_ENCODINGMASK_VARIANT;
        retval |= UA_Variant_copySetValue(&v.value, &UA_TYPES[UA_BYTE],
                                          &((UA_ViewNode *)node)->eventNotifier);
        break;

    case UA_ATTRIBUTEID_VALUE:
        CHECK_NODECLASS(UA_NODECLASS_VARIABLE | UA_NODECLASS_VARIABLETYPE);
        v.encodingMask = UA_DATAVALUE_ENCODINGMASK_VARIANT;
        retval |= UA_Variant_copy(&((UA_VariableNode *)node)->value, &v.value); // todo: zero-copy
        break;

    case UA_ATTRIBUTEID_DATATYPE:
        CHECK_NODECLASS(UA_NODECLASS_VARIABLE | UA_NODECLASS_VARIABLETYPE);
        v.encodingMask = UA_DATAVALUE_ENCODINGMASK_VARIANT;
        retval |= UA_Variant_copySetValue(&v.value, &UA_TYPES[UA_NODEID],
                                          &((UA_VariableTypeNode *)node)->dataType);
        break;

    case UA_ATTRIBUTEID_VALUERANK:
        CHECK_NODECLASS(UA_NODECLASS_VARIABLE | UA_NODECLASS_VARIABLETYPE);
        v.encodingMask = UA_DATAVALUE_ENCODINGMASK_VARIANT;
        retval |= UA_Variant_copySetValue(&v.value, &UA_TYPES[UA_INT32],
                                          &((UA_VariableTypeNode *)node)->valueRank);
        break;

    case UA_ATTRIBUTEID_ARRAYDIMENSIONS:
        CHECK_NODECLASS(UA_NODECLASS_VARIABLE | UA_NODECLASS_VARIABLETYPE);
        v.encodingMask = UA_DATAVALUE_ENCODINGMASK_VARIANT;
        UA_Variant_copySetArray(&v.value, &UA_TYPES[UA_UINT32],
                                ((UA_VariableTypeNode *)node)->arrayDimensionsSize,
                                &((UA_VariableTypeNode *)node)->arrayDimensions);
        break;

    case UA_ATTRIBUTEID_ACCESSLEVEL:
        CHECK_NODECLASS(UA_NODECLASS_VARIABLE);
        v.encodingMask = UA_DATAVALUE_ENCODINGMASK_VARIANT;
        retval |= UA_Variant_copySetValue(&v.value, &UA_TYPES[UA_BYTE],
                                          &((UA_VariableNode *)node)->accessLevel);
        break;

    case UA_ATTRIBUTEID_USERACCESSLEVEL:
        CHECK_NODECLASS(UA_NODECLASS_VARIABLE);
        v.encodingMask = UA_DATAVALUE_ENCODINGMASK_VARIANT;
        retval |= UA_Variant_copySetValue(&v.value, &UA_TYPES[UA_BYTE],
                                          &((UA_VariableNode *)node)->userAccessLevel);
        break;

    case UA_ATTRIBUTEID_MINIMUMSAMPLINGINTERVAL:
        CHECK_NODECLASS(UA_NODECLASS_VARIABLE);
        v.encodingMask = UA_DATAVALUE_ENCODINGMASK_VARIANT;
        retval |= UA_Variant_copySetValue(&v.value, &UA_TYPES[UA_DOUBLE],
                                          &((UA_VariableNode *)node)->minimumSamplingInterval);
        break;

    case UA_ATTRIBUTEID_HISTORIZING:
        CHECK_NODECLASS(UA_NODECLASS_VARIABLE);
        v.encodingMask = UA_DATAVALUE_ENCODINGMASK_VARIANT;
        retval |= UA_Variant_copySetValue(&v.value, &UA_TYPES[UA_BOOLEAN],
                                          &((UA_VariableNode *)node)->historizing);
        break;

    case UA_ATTRIBUTEID_EXECUTABLE:
        CHECK_NODECLASS(UA_NODECLASS_METHOD);
        v.encodingMask = UA_DATAVALUE_ENCODINGMASK_VARIANT;
        retval |= UA_Variant_copySetValue(&v.value, &UA_TYPES[UA_BOOLEAN],
                                          &((UA_MethodNode *)node)->executable);
        break;

    case UA_ATTRIBUTEID_USEREXECUTABLE:
        CHECK_NODECLASS(UA_NODECLASS_METHOD);
        v.encodingMask = UA_DATAVALUE_ENCODINGMASK_VARIANT;
        retval |= UA_Variant_copySetValue(&v.value, &UA_TYPES[UA_BOOLEAN],
                                          &((UA_MethodNode *)node)->userExecutable);
        break;

    default:
        v.encodingMask = UA_DATAVALUE_ENCODINGMASK_STATUSCODE;
        v.status       = UA_STATUSCODE_BADATTRIBUTEIDINVALID;
        break;
    }

    UA_NodeStore_release(node);

    if(retval != UA_STATUSCODE_GOOD) {
        v.encodingMask = UA_DATAVALUE_ENCODINGMASK_STATUSCODE;
        v.status       = UA_STATUSCODE_BADNOTREADABLE;
    }

    return v;
}
コード例 #16
0
static UA_StatusCode Service_Write_writeNode(UA_Server *server, UA_WriteValue *writeValue) {
    UA_StatusCode retval = UA_STATUSCODE_GOOD;
    const UA_Node *node;
    retval = UA_NodeStore_get(server->nodestore, &writeValue->nodeId, &node);
    if(retval)
        return retval;

    switch(writeValue->attributeId) {
    case UA_ATTRIBUTEID_NODEID:
        /* if(writeValue->value.encodingMask == UA_DATAVALUE_ENCODINGMASK_VARIANT){ } */
        retval = UA_STATUSCODE_BADWRITENOTSUPPORTED;
        break;

    case UA_ATTRIBUTEID_NODECLASS:
        /* if(writeValue->value.encodingMask == UA_DATAVALUE_ENCODINGMASK_VARIANT){ } */
        retval = UA_STATUSCODE_BADWRITENOTSUPPORTED;
        break;

    case UA_ATTRIBUTEID_BROWSENAME:
        /* if(writeValue->value.encodingMask == UA_DATAVALUE_ENCODINGMASK_VARIANT){} */
        retval = UA_STATUSCODE_BADWRITENOTSUPPORTED;
        break;

    case UA_ATTRIBUTEID_DISPLAYNAME:
        /* if(writeValue->value.encodingMask == UA_DATAVALUE_ENCODINGMASK_VARIANT){} */
        retval = UA_STATUSCODE_BADWRITENOTSUPPORTED;
        break;

    case UA_ATTRIBUTEID_DESCRIPTION:
        /* if(writeValue->value.encodingMask == UA_DATAVALUE_ENCODINGMASK_VARIANT){} */
        retval = UA_STATUSCODE_BADWRITENOTSUPPORTED;
        break;

    case UA_ATTRIBUTEID_WRITEMASK:
        /* if(writeValue->value.encodingMask == UA_DATAVALUE_ENCODINGMASK_VARIANT){} */
        retval = UA_STATUSCODE_BADWRITENOTSUPPORTED;
        break;

    case UA_ATTRIBUTEID_USERWRITEMASK:
        /* if(writeValue->value.encodingMask == UA_DATAVALUE_ENCODINGMASK_VARIANT){} */
        retval = UA_STATUSCODE_BADWRITENOTSUPPORTED;
        break;

    case UA_ATTRIBUTEID_ISABSTRACT:
        /* if(writeValue->value.encodingMask == UA_DATAVALUE_ENCODINGMASK_VARIANT){} */
        retval = UA_STATUSCODE_BADWRITENOTSUPPORTED;
        break;

    case UA_ATTRIBUTEID_SYMMETRIC:
        /* if(writeValue->value.encodingMask == UA_DATAVALUE_ENCODINGMASK_VARIANT){} */
        retval = UA_STATUSCODE_BADWRITENOTSUPPORTED;
        break;

    case UA_ATTRIBUTEID_INVERSENAME:
        /* if(writeValue->value.encodingMask == UA_DATAVALUE_ENCODINGMASK_VARIANT){} */
        retval = UA_STATUSCODE_BADWRITENOTSUPPORTED;
        break;

    case UA_ATTRIBUTEID_CONTAINSNOLOOPS:
        /* if(writeValue->value.encodingMask == UA_DATAVALUE_ENCODINGMASK_VARIANT){} */
        retval = UA_STATUSCODE_BADWRITENOTSUPPORTED;
        break;

    case UA_ATTRIBUTEID_EVENTNOTIFIER:
        /* if(writeValue->value.encodingMask == UA_DATAVALUE_ENCODINGMASK_VARIANT){} */
        retval = UA_STATUSCODE_BADWRITENOTSUPPORTED;
        break;

    case UA_ATTRIBUTEID_VALUE:
        if(writeValue->value.encodingMask == UA_DATAVALUE_ENCODINGMASK_VARIANT) {
            retval |= UA_Variant_copy(&writeValue->value.value, &((UA_VariableNode *)node)->value); // todo: zero-copy
        }
        break;

    case UA_ATTRIBUTEID_DATATYPE:
        /* if(writeValue->value.encodingMask == UA_DATAVALUE_ENCODINGMASK_VARIANT){} */
        retval = UA_STATUSCODE_BADWRITENOTSUPPORTED;
        break;

    case UA_ATTRIBUTEID_VALUERANK:
        /* if(writeValue->value.encodingMask == UA_DATAVALUE_ENCODINGMASK_VARIANT){} */
        retval = UA_STATUSCODE_BADWRITENOTSUPPORTED;
        break;

    case UA_ATTRIBUTEID_ARRAYDIMENSIONS:
        /* if(writeValue->value.encodingMask == UA_DATAVALUE_ENCODINGMASK_VARIANT){} */
        retval = UA_STATUSCODE_BADWRITENOTSUPPORTED;
        break;

    case UA_ATTRIBUTEID_ACCESSLEVEL:
        /* if(writeValue->value.encodingMask == UA_DATAVALUE_ENCODINGMASK_VARIANT){} */
        retval = UA_STATUSCODE_BADWRITENOTSUPPORTED;
        break;

    case UA_ATTRIBUTEID_USERACCESSLEVEL:
        /* if(writeValue->value.encodingMask == UA_DATAVALUE_ENCODINGMASK_VARIANT){} */
        retval = UA_STATUSCODE_BADWRITENOTSUPPORTED;
        break;

    case UA_ATTRIBUTEID_MINIMUMSAMPLINGINTERVAL:
        /* if(writeValue->value.encodingMask == UA_DATAVALUE_ENCODINGMASK_VARIANT){} */
        retval = UA_STATUSCODE_BADWRITENOTSUPPORTED;
        break;

    case UA_ATTRIBUTEID_HISTORIZING:
        /* if(writeValue->value.encodingMask == UA_DATAVALUE_ENCODINGMASK_VARIANT){} */
        retval = UA_STATUSCODE_BADWRITENOTSUPPORTED;
        break;

    case UA_ATTRIBUTEID_EXECUTABLE:
        /* if(writeValue->value.encodingMask == UA_DATAVALUE_ENCODINGMASK_VARIANT){} */
        retval = UA_STATUSCODE_BADWRITENOTSUPPORTED;
        break;

    case UA_ATTRIBUTEID_USEREXECUTABLE:
        /* if(writeValue->value.encodingMask == UA_DATAVALUE_ENCODINGMASK_VARIANT){} */
        retval = UA_STATUSCODE_BADWRITENOTSUPPORTED;
        break;

    default:
        retval = UA_STATUSCODE_BADATTRIBUTEIDINVALID;
        break;
    }

    UA_NodeStore_release(node);
    return retval;

}