feat(client): Implement the highlevel method UA_Client_write

jpfr · Nov 12, 2024 · eed4686 · eed4686
1 parent cfeb839
commit eed4686
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diff --git a/include/open62541/client_highlevel.h b/include/open62541/client_highlevel.h
@@ -281,6 +281,9 @@ UA_Client_HistoryUpdate_deleteRaw(
  * The following functions can be use to write a single node attribute at a
  * time. Use the regular write service to write several attributes at once. */
 
+UA_StatusCode UA_EXPORT UA_THREADSAFE
+UA_Client_write(UA_Client *client, const UA_WriteValue *wv);
+
 /* Don't call this function, use the typed versions */
 UA_StatusCode UA_EXPORT UA_THREADSAFE
 __UA_Client_writeAttribute(UA_Client *client, const UA_NodeId *nodeId,

diff --git a/src/client/ua_client_highlevel.c b/src/client/ua_client_highlevel.c
@@ -394,6 +394,34 @@ UA_Client_translateBrowsePathToNodeIds(UA_Client *client,
 /* Write Attributes */
 /********************/
 
+UA_StatusCode UA_EXPORT UA_THREADSAFE
+UA_Client_write(UA_Client *client, const UA_WriteValue *wv) {
+    if(!wv)
+        return UA_STATUSCODE_BADINTERNALERROR;
+
+    /* Set up the request */
+    UA_WriteRequest request;
+    UA_WriteRequest_init(&request);
+    request.nodesToWrite = (UA_WriteValue*)(uintptr_t)wv;
+    request.nodesToWriteSize = 1;
+
+    /* Call the service */
+    UA_StatusCode retval = UA_STATUSCODE_GOOD;
+    UA_WriteResponse response = UA_Client_Service_write(client, request);
+    retval = response.responseHeader.serviceResult;
+    if(retval == UA_STATUSCODE_GOOD && response.resultsSize != 1)
+        retval = UA_STATUSCODE_BADUNEXPECTEDERROR;
+    if(UA_StatusCode_isBad(retval)) {
+        UA_WriteResponse_clear(&response);
+        return retval;
+    }
+
+    /* Return the result */
+    retval = response.results[0];
+    UA_WriteResponse_clear(&response);
+    return retval;
+}
+
 UA_StatusCode
 __UA_Client_writeAttribute(UA_Client *client, const UA_NodeId *nodeId,
                            UA_AttributeId attributeId, const void *in,