UA_StatusCode UA_EXPORT
UA_Server_addDataSourceVariableNode(UA_Server *server, const UA_NodeId requestedNewNodeId,
const UA_NodeId parentNodeId, const UA_NodeId referenceTypeId,
const UA_QualifiedName browseName, const UA_NodeId typeDefinition,
const UA_VariableAttributes attr, const UA_DataSource dataSource,
UA_NodeId *outNewNodeId) {
UA_AddNodesResult result;
UA_AddNodesResult_init(&result);
UA_AddNodesItem item;
UA_AddNodesItem_init(&item);
result.statusCode = UA_QualifiedName_copy(&browseName, &item.browseName);
item.nodeClass = UA_NODECLASS_VARIABLE;
result.statusCode |= UA_NodeId_copy(&parentNodeId, &item.parentNodeId.nodeId);
result.statusCode |= UA_NodeId_copy(&referenceTypeId, &item.referenceTypeId);
result.statusCode |= UA_NodeId_copy(&requestedNewNodeId, &item.requestedNewNodeId.nodeId);
result.statusCode |= UA_NodeId_copy(&typeDefinition, &item.typeDefinition.nodeId);
UA_VariableAttributes attrCopy;
result.statusCode |= UA_VariableAttributes_copy(&attr, &attrCopy);
if(result.statusCode != UA_STATUSCODE_GOOD) {
UA_AddNodesItem_deleteMembers(&item);
UA_VariableAttributes_deleteMembers(&attrCopy);
return result.statusCode;
}
UA_VariableNode *node = UA_VariableNode_new();
if(!node) {
UA_AddNodesItem_deleteMembers(&item);
UA_VariableAttributes_deleteMembers(&attrCopy);
return UA_STATUSCODE_BADOUTOFMEMORY;
}
copyStandardAttributes((UA_Node*)node, &item, (UA_NodeAttributes*)&attrCopy);
node->valueSource = UA_VALUESOURCE_DATASOURCE;
node->value.dataSource = dataSource;
node->accessLevel = attr.accessLevel;
node->userAccessLevel = attr.userAccessLevel;
node->historizing = attr.historizing;
node->minimumSamplingInterval = attr.minimumSamplingInterval;
node->valueRank = attr.valueRank;
UA_Server_addExistingNode(server, &adminSession, (UA_Node*)node, &item.parentNodeId.nodeId,
&item.referenceTypeId, &result);
UA_AddNodesItem_deleteMembers(&item);
UA_VariableAttributes_deleteMembers(&attrCopy);
if(result.statusCode != UA_STATUSCODE_GOOD)
UA_VariableNode_delete(node);
if(outNewNodeId && result.statusCode == UA_STATUSCODE_GOOD)
*outNewNodeId = result.addedNodeId;
else
UA_AddNodesResult_deleteMembers(&result);
return result.statusCode;
}
static UA_Node *
dataTypeNodeFromAttributes(const UA_AddNodesItem *item, const UA_DataTypeAttributes *attr) {
UA_DataTypeNode *dtnode = UA_DataTypeNode_new();
if(!dtnode)
return NULL;
UA_StatusCode retval = copyStandardAttributes((UA_Node*)dtnode, item, (const UA_NodeAttributes*)attr);
dtnode->isAbstract = attr->isAbstract;
if(retval != UA_STATUSCODE_GOOD) {
UA_Node_deleteAnyNodeClass((UA_Node*)dtnode);
return NULL;
}
return (UA_Node*)dtnode;
}
static UA_Node *
objectNodeFromAttributes(const UA_AddNodesItem *item, const UA_ObjectAttributes *attr) {
UA_ObjectNode *onode = UA_ObjectNode_new();
if(!onode)
return NULL;
UA_StatusCode retval = copyStandardAttributes((UA_Node*)onode, item, (const UA_NodeAttributes*)attr);
onode->eventNotifier = attr->eventNotifier;
if(retval != UA_STATUSCODE_GOOD) {
UA_Node_deleteAnyNodeClass((UA_Node*)onode);
return NULL;
}
return (UA_Node*)onode;
}
static UA_Node *
objectTypeNodeFromAttributes(const UA_AddNodesItem *item, const UA_ObjectTypeAttributes *attr) {
UA_ObjectTypeNode *otnode = UA_NodeStore_newObjectTypeNode();
if(!otnode)
return NULL;
UA_StatusCode retval = copyStandardAttributes((UA_Node*)otnode, item, (const UA_NodeAttributes*)attr);
otnode->isAbstract = attr->isAbstract;
if(retval != UA_STATUSCODE_GOOD) {
UA_NodeStore_deleteNode((UA_Node*)otnode);
return NULL;
}
return (UA_Node*)otnode;
}
static UA_Node *
viewNodeFromAttributes(const UA_AddNodesItem *item, const UA_ViewAttributes *attr) {
UA_ViewNode *vnode = UA_ViewNode_new();
if(!vnode)
return NULL;
UA_StatusCode retval = copyStandardAttributes((UA_Node*)vnode, item, (const UA_NodeAttributes*)attr);
vnode->containsNoLoops = attr->containsNoLoops;
vnode->eventNotifier = attr->eventNotifier;
if(retval != UA_STATUSCODE_GOOD) {
UA_Node_deleteAnyNodeClass((UA_Node*)vnode);
return NULL;
}
return (UA_Node*)vnode;
}
static UA_Node *
referenceTypeNodeFromAttributes(const UA_AddNodesItem *item, const UA_ReferenceTypeAttributes *attr) {
UA_ReferenceTypeNode *rtnode = UA_ReferenceTypeNode_new();
if(!rtnode)
return NULL;
UA_StatusCode retval = copyStandardAttributes((UA_Node*)rtnode, item, (const UA_NodeAttributes*)attr);
rtnode->isAbstract = attr->isAbstract;
rtnode->symmetric = attr->symmetric;
retval |= UA_LocalizedText_copy(&attr->inverseName, &rtnode->inverseName);
if(retval != UA_STATUSCODE_GOOD) {
UA_Node_deleteAnyNodeClass((UA_Node*)rtnode);
return NULL;
}
return (UA_Node*)rtnode;
}
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;
}
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;
}
UA_StatusCode UA_EXPORT
UA_Server_addMethodNode(UA_Server *server, const UA_NodeId requestedNewNodeId,
const UA_NodeId parentNodeId, const UA_NodeId referenceTypeId,
const UA_QualifiedName browseName, const UA_MethodAttributes attr,
UA_MethodCallback method, void *handle,
UA_Int32 inputArgumentsSize, const UA_Argument* inputArguments,
UA_Int32 outputArgumentsSize, const UA_Argument* outputArguments,
UA_NodeId *outNewNodeId) {
UA_AddNodesResult result;
UA_AddNodesResult_init(&result);
UA_AddNodesItem item;
UA_AddNodesItem_init(&item);
result.statusCode = UA_QualifiedName_copy(&browseName, &item.browseName);
item.nodeClass = UA_NODECLASS_METHOD;
result.statusCode |= UA_NodeId_copy(&parentNodeId, &item.parentNodeId.nodeId);
result.statusCode |= UA_NodeId_copy(&referenceTypeId, &item.referenceTypeId);
result.statusCode |= UA_NodeId_copy(&requestedNewNodeId, &item.requestedNewNodeId.nodeId);
UA_MethodAttributes attrCopy;
result.statusCode |= UA_MethodAttributes_copy(&attr, &attrCopy);
if(result.statusCode != UA_STATUSCODE_GOOD) {
UA_AddNodesItem_deleteMembers(&item);
UA_MethodAttributes_deleteMembers(&attrCopy);
return result.statusCode;
}
UA_MethodNode *node = UA_MethodNode_new();
if(!node) {
result.statusCode = UA_STATUSCODE_BADOUTOFMEMORY;
UA_AddNodesItem_deleteMembers(&item);
UA_MethodAttributes_deleteMembers(&attrCopy);
return result.statusCode;
}
copyStandardAttributes((UA_Node*)node, &item, (UA_NodeAttributes*)&attrCopy);
node->executable = attrCopy.executable;
node->userExecutable = attrCopy.executable;
node->attachedMethod = method;
node->methodHandle = handle;
UA_AddNodesItem_deleteMembers(&item);
UA_MethodAttributes_deleteMembers(&attrCopy);
UA_Server_addExistingNode(server, &adminSession, (UA_Node*)node, &item.parentNodeId.nodeId,
&item.referenceTypeId, &result);
if(result.statusCode != UA_STATUSCODE_GOOD) {
UA_MethodNode_delete(node);
return result.statusCode;
}
UA_ExpandedNodeId parent;
UA_ExpandedNodeId_init(&parent);
parent.nodeId = result.addedNodeId;
/* create InputArguments */
UA_VariableNode *inputArgumentsVariableNode = UA_VariableNode_new();
inputArgumentsVariableNode->nodeId.namespaceIndex = result.addedNodeId.namespaceIndex;
inputArgumentsVariableNode->browseName = UA_QUALIFIEDNAME_ALLOC(0,"InputArguments");
inputArgumentsVariableNode->displayName = UA_LOCALIZEDTEXT_ALLOC("en_US", "InputArguments");
inputArgumentsVariableNode->description = UA_LOCALIZEDTEXT_ALLOC("en_US", "InputArguments");
inputArgumentsVariableNode->valueRank = 1;
UA_Variant_setArrayCopy(&inputArgumentsVariableNode->value.variant.value, inputArguments,
inputArgumentsSize, &UA_TYPES[UA_TYPES_ARGUMENT]);
UA_AddNodesResult inputAddRes;
const UA_NodeId hasproperty = UA_NODEID_NUMERIC(0, UA_NS0ID_HASPROPERTY);
UA_Server_addExistingNode(server, &adminSession, (UA_Node*)inputArgumentsVariableNode,
&parent.nodeId, &hasproperty, &inputAddRes);
// todo: check if adding succeeded
UA_AddNodesResult_deleteMembers(&inputAddRes);
/* create OutputArguments */
UA_VariableNode *outputArgumentsVariableNode = UA_VariableNode_new();
outputArgumentsVariableNode->nodeId.namespaceIndex = result.addedNodeId.namespaceIndex;
outputArgumentsVariableNode->browseName = UA_QUALIFIEDNAME_ALLOC(0,"OutputArguments");
outputArgumentsVariableNode->displayName = UA_LOCALIZEDTEXT_ALLOC("en_US", "OutputArguments");
outputArgumentsVariableNode->description = UA_LOCALIZEDTEXT_ALLOC("en_US", "OutputArguments");
outputArgumentsVariableNode->valueRank = 1;
UA_Variant_setArrayCopy(&outputArgumentsVariableNode->value.variant.value, outputArguments,
outputArgumentsSize, &UA_TYPES[UA_TYPES_ARGUMENT]);
UA_AddNodesResult outputAddRes;
UA_Server_addExistingNode(server, &adminSession, (UA_Node*)outputArgumentsVariableNode,
&parent.nodeId, &hasproperty, &outputAddRes);
// todo: check if adding succeeded
UA_AddNodesResult_deleteMembers(&outputAddRes);
if(outNewNodeId)
*outNewNodeId = result.addedNodeId;
else
UA_AddNodesResult_deleteMembers(&result);
return result.statusCode;
}
UA_StatusCode UA_EXPORT
UA_Server_addMethodNode(UA_Server *server, const UA_NodeId requestedNewNodeId,
const UA_NodeId parentNodeId, const UA_NodeId referenceTypeId,
const UA_QualifiedName browseName, const UA_MethodAttributes attr,
UA_MethodCallback method, void *handle,
size_t inputArgumentsSize, const UA_Argument* inputArguments,
size_t outputArgumentsSize, const UA_Argument* outputArguments,
UA_NodeId *outNewNodeId) {
UA_AddNodesResult result;
UA_AddNodesResult_init(&result);
UA_AddNodesItem item;
UA_AddNodesItem_init(&item);
result.statusCode = UA_QualifiedName_copy(&browseName, &item.browseName);
item.nodeClass = UA_NODECLASS_METHOD;
result.statusCode |= UA_NodeId_copy(&parentNodeId, &item.parentNodeId.nodeId);
result.statusCode |= UA_NodeId_copy(&referenceTypeId, &item.referenceTypeId);
result.statusCode |= UA_NodeId_copy(&requestedNewNodeId, &item.requestedNewNodeId.nodeId);
UA_MethodAttributes attrCopy;
result.statusCode |= UA_MethodAttributes_copy(&attr, &attrCopy);
if(result.statusCode != UA_STATUSCODE_GOOD) {
UA_AddNodesItem_deleteMembers(&item);
UA_MethodAttributes_deleteMembers(&attrCopy);
return result.statusCode;
}
UA_MethodNode *node = UA_NodeStore_newMethodNode();
if(!node) {
result.statusCode = UA_STATUSCODE_BADOUTOFMEMORY;
UA_AddNodesItem_deleteMembers(&item);
UA_MethodAttributes_deleteMembers(&attrCopy);
return result.statusCode;
}
copyStandardAttributes((UA_Node*)node, &item, (UA_NodeAttributes*)&attrCopy);
node->executable = attrCopy.executable;
node->userExecutable = attrCopy.executable;
node->attachedMethod = method;
node->methodHandle = handle;
UA_AddNodesItem_deleteMembers(&item);
UA_MethodAttributes_deleteMembers(&attrCopy);
UA_RCU_LOCK();
UA_Server_addExistingNode(server, &adminSession, (UA_Node*)node, &item.parentNodeId.nodeId,
&item.referenceTypeId, &result);
UA_RCU_UNLOCK();
if(result.statusCode != UA_STATUSCODE_GOOD)
return result.statusCode;
UA_ExpandedNodeId parent;
UA_ExpandedNodeId_init(&parent);
parent.nodeId = result.addedNodeId;
/* create InputArguments */
/* FIXME: The namespace compiler does currently not recognize the interdependancy between methods
* and arguments - everything is treated as a standalone node.
* In order to allow the compiler to create methods with arguments from an XML, this routine
* must be coerced into *not* creating arguments, as these will be added by the compiler as
* standalone nodes later. A semantic of inputArgumentsSize < 0 is used to signal this.
*
* This is not a production feature and should be fixed on the compiler side! (@ichrispa)
*/
const UA_NodeId hasproperty = UA_NODEID_NUMERIC(0, UA_NS0ID_HASPROPERTY);
UA_VariableNode *inputArgumentsVariableNode = UA_NodeStore_newVariableNode();
inputArgumentsVariableNode->nodeId.namespaceIndex = result.addedNodeId.namespaceIndex;
inputArgumentsVariableNode->browseName = UA_QUALIFIEDNAME_ALLOC(0,"InputArguments");
inputArgumentsVariableNode->displayName = UA_LOCALIZEDTEXT_ALLOC("en_US", "InputArguments");
inputArgumentsVariableNode->description = UA_LOCALIZEDTEXT_ALLOC("en_US", "InputArguments");
inputArgumentsVariableNode->valueRank = 1;
UA_Variant_setArrayCopy(&inputArgumentsVariableNode->value.variant.value, inputArguments,
inputArgumentsSize, &UA_TYPES[UA_TYPES_ARGUMENT]);
UA_AddNodesResult inputAddRes;
UA_Server_addExistingNode(server, &adminSession, (UA_Node*)inputArgumentsVariableNode,
&parent.nodeId, &hasproperty, &inputAddRes);
// todo: check if adding succeeded
UA_AddNodesResult_deleteMembers(&inputAddRes);
/* create OutputArguments */
/* FIXME: See comment in inputArguments */
UA_VariableNode *outputArgumentsVariableNode = UA_NodeStore_newVariableNode();
outputArgumentsVariableNode->nodeId.namespaceIndex = result.addedNodeId.namespaceIndex;
outputArgumentsVariableNode->browseName = UA_QUALIFIEDNAME_ALLOC(0,"OutputArguments");
outputArgumentsVariableNode->displayName = UA_LOCALIZEDTEXT_ALLOC("en_US", "OutputArguments");
outputArgumentsVariableNode->description = UA_LOCALIZEDTEXT_ALLOC("en_US", "OutputArguments");
outputArgumentsVariableNode->valueRank = 1;
UA_Variant_setArrayCopy(&outputArgumentsVariableNode->value.variant.value, outputArguments,
outputArgumentsSize, &UA_TYPES[UA_TYPES_ARGUMENT]);
UA_AddNodesResult outputAddRes;
UA_Server_addExistingNode(server, &adminSession, (UA_Node*)outputArgumentsVariableNode,
&parent.nodeId, &hasproperty, &outputAddRes);
// todo: check if adding succeeded
UA_AddNodesResult_deleteMembers(&outputAddRes);
if(outNewNodeId)
*outNewNodeId = result.addedNodeId; // don't deleteMember the result
else
UA_AddNodesResult_deleteMembers(&result);
return result.statusCode;
}
