Merge remote-tracking branch 'origin/1.4' into merge_14_master_3

jpfr · Sep 6, 2023 · c4ce4eb · c4ce4eb
2 parents 3ad448e + 50f992d
commit c4ce4eb
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Showing 29 changed files with 838 additions and 346 deletions.
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -612,10 +612,10 @@ if(CMAKE_COMPILER_IS_GNUCC OR CMAKE_C_COMPILER_ID STREQUAL "Clang")
 
     # Force 32bit build
     if(UA_FORCE_32BIT)
-      if(MSVC)
-        message(FATAL_ERROR "Select the 32bit (cross-) compiler instead of forcing compiler options")
-      endif()
-      set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -m32") # GCC and Clang, possibly more
+        if(MSVC)
+            message(FATAL_ERROR "Select the 32bit (cross-) compiler instead of forcing compiler options")
+        endif()
+        check_add_cc_flag("-m32") # GCC and Clang, possibly more
     endif()
 
     if(NOT MINGW AND NOT UA_BUILD_OSS_FUZZ)
@@ -1233,17 +1233,6 @@ ua_generate_nodeset(NAME "ns0" FILE ${UA_FILE_NODESETS} ${UA_NODESET_FILE_DA}
                     IGNORE "${PROJECT_SOURCE_DIR}/tools/nodeset_compiler/NodeID_NS0_Base.txt"
                     DEPENDS_TARGET "open62541-generator-types")
 
-# stack protector and optimization needs to be disabled for the huge ns0 file, otherwise debian packaging fails due to long build times.
-# We also disable optimization on Appveyor builds, since they take almost an hour otherwise
-if(UA_PACK_DEBIAN OR (NOT "$ENV{APPVEYOR}" STREQUAL "") OR (
-        (CMAKE_BUILD_TYPE STREQUAL "MinSizeRel" OR CMAKE_BUILD_TYPE STREQUAL "Release" OR CMAKE_BUILD_TYPE STREQUAL "RelWithDebInfo") AND (
-            # List of compilers which have problems with the huge ns0 optimization
-            (("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang") AND (CMAKE_C_COMPILER_VERSION VERSION_LESS 7.0))
-        )
-   ))
-    set_source_files_properties(${PROJECT_BINARY_DIR}/src_generated/open62541/namespace0_generated.c PROPERTIES COMPILE_FLAGS "-fno-stack-protector -O0")
-endif()
-
 if(UA_ENABLE_NODESET_INJECTOR)
     message(STATUS "Nodesetinjector feature enabled")
     cmake_minimum_required(VERSION 3.20)
@@ -1306,6 +1295,7 @@ if(UA_ENABLE_AMALGAMATION)
     add_dependencies(open62541-amalgamation-header open62541-generator-namespace)
 else()
     add_library(open62541-object OBJECT ${lib_sources} ${lib_headers} ${exported_headers})
+    target_include_directories(open62541-object PRIVATE ${PROJECT_SOURCE_DIR}/src)
 
     add_custom_target(open62541-code-generation DEPENDS
                       open62541-generator-types
@@ -1321,7 +1311,11 @@ else()
         add_coverage(open62541-object)
     endif()
 
-    target_include_directories(open62541-object PRIVATE ${PROJECT_SOURCE_DIR}/src)
+    # stack protector and optimization are disabled for the huge ns0 file
+    if(UA_NAMESPACE_ZERO STREQUAL "FULL" AND NOT MSVC)
+        set_source_files_properties(${PROJECT_BINARY_DIR}/src_generated/open62541/namespace0_generated.c
+                                    PROPERTIES COMPILE_FLAGS "-fno-stack-protector -O0")
+    endif()
 
     add_library(open62541-plugins OBJECT ${plugin_sources} ${architecture_sources} ${exported_headers})
     add_dependencies(open62541-plugins open62541-generator-types open62541-generator-transport open62541-generator-namespace)

diff --git a/arch/eventloop_posix_eth.c b/arch/eventloop_posix_eth.c
@@ -580,7 +580,7 @@ ETH_openConnection(UA_ConnectionManager *cm, const UA_KeyValueMap *params,
     /* Validate the parameters */
     UA_StatusCode res =
         UA_KeyValueRestriction_validate(el->eventLoop.logger, "ETH", ETHConfigParameters,
-                                        ETH_PARAMETERSSIZE, params);
+                                        ethParams, params);
     if(res != UA_STATUSCODE_GOOD) {
         UA_UNLOCK(&el->elMutex);
         return res;

diff --git a/deps/itoa.c b/deps/itoa.c
@@ -66,49 +66,34 @@ UA_UInt16 itoaUnsigned(UA_UInt64 value, char* buffer, UA_Byte base) {
     return i;
 }
 
-/* adapted from http://www.techiedelight.com/implement-itoa-function-in-c/ to use UA_... types */
+/* adapted from http://www.techiedelight.com/implement-itoa-function-in-c/ */
 UA_UInt16 itoaSigned(UA_Int64 value, char* buffer) {
-    /* consider absolute value of number */
-
-
-    UA_UInt64 n;
-
     /* Special case for UA_INT64_MIN which can not simply be negated */
     /* it will cause a signed integer overflow */
-    if (value == UA_INT64_MIN) {
+    UA_UInt64 n;
+    if(value == UA_INT64_MIN) {
         n = (UA_UInt64)UA_INT64_MAX + 1;
-    }
-    else {
+    } else {
         n = (UA_UInt64)value;
-
         if(value < 0){
             n = (UA_UInt64)-value;
         }
     }
 
     UA_UInt16 i = 0;
-    while (n) {
+    while(n) {
         UA_UInt64 r = n % 10;
-
-        if (r >= 10)
-            buffer[i++] = (char)(65 + (r - 10));
-        else
-            buffer[i++] = (char)(48 + r);
-
+        buffer[i++] = (char)('0' + r);
         n = n / 10;
     }
 
-    /* if number is 0 */
-    if (i == 0)
-        buffer[i++] = '0';
-
-    if (value < 0)
+    if(i == 0)
+        buffer[i++] = '0'; /* if number is 0 */
+    if(value < 0)
         buffer[i++] = '-';
-
     buffer[i] = '\0'; /* null terminate string */
     i--;
-    /* reverse the string and return it */
-    reverse(buffer, 0, i);
+    reverse(buffer, 0, i); /* reverse the string and return it */
     i++;
     return i;
 }

diff --git a/include/open62541/client.h b/include/open62541/client.h
@@ -726,41 +726,37 @@ UA_Client_Service_queryNext(UA_Client *client,
  * ---------------------
  * All OPC UA services are asynchronous in nature. So several service calls can
  * be made without waiting for the individual responses. Depending on the
- * server's priorities responses may come in a different ordering than sent.
- *
- * As noted in :ref:`the client overview<client>` currently no means
- * of handling asynchronous events automatically is provided. However, some
- * synchronous function calls will trigger handling, but to ensure this
- * happens a client should periodically call `UA_Client_run_iterate`
- * explicitly.
- *
- * Connection and session management are also performed in
- * `UA_Client_run_iterate`, so to keep a connection healthy any client needs to
- * consider how and when it is appropriate to do the call.
- * This is especially true for the periodic renewal of a SecureChannel's
- * SecurityToken which is designed to have a limited lifetime and will
- * invalidate the connection if not renewed.
- *
- * Use the typed wrappers instead of `__UA_Client_AsyncService` directly. See
- * :ref:`client_async`. However, the general mechanism of async service calls is
- * explained here.
- */
-
-/* We say that an async service call has been dispatched once
+ * server's priorities responses may come in a different ordering than sent. Use
+ * the typed wrappers for async service requests instead of
+ * `__UA_Client_AsyncService` directly. See :ref:`client_async`. However, the
+ * general mechanism of async service calls is explained here.
+ *
+ * Connection and session management are performed in `UA_Client_run_iterate`,
+ * so to keep a connection healthy any client needs to consider how and when it
+ * is appropriate to do the call. This is especially true for the periodic
+ * renewal of a SecureChannel's SecurityToken which is designed to have a
+ * limited lifetime and will invalidate the connection if not renewed.
+ *
+ * We say that an async service call has been dispatched once
  * __UA_Client_AsyncService returns UA_STATUSCODE_GOOD. If there is an error
  * after an async service has been dispatched, the callback is called with an
  * "empty" response where the StatusCode has been set accordingly. This is also
  * done if the client is shutting down and the list of dispatched async services
  * is emptied.
  *
  * The StatusCode received when the client is shutting down is
- * UA_STATUSCODE_BADSHUTDOWN.
- *
- * The StatusCode received when the client doesn't receive response after the
- * specified in config->timeout (can be overridden via the "timeoutHint" in the
- * request header) is UA_STATUSCODE_BADTIMEOUT.
- *
- * The userdata and requestId arguments can be NULL. */
+ * UA_STATUSCODE_BADSHUTDOWN. The StatusCode received when the client doesn't
+ * receive response after the specified in config->timeout (can be overridden
+ * via the "timeoutHint" in the request header) is UA_STATUSCODE_BADTIMEOUT.
+ *
+ * The userdata and requestId arguments can be NULL. The (optional) requestId
+ * output can be used to cancel the service while it is still pending. The
+ * requestId is unique for each service request. Alternatively the requestHandle
+ * can be manually set (non necessarily unique) in the request header for full
+ * service call. This can be used to cancel all outstanding requests using that
+ * handle together. Note that the client will auto-generate a requestHandle
+ * >100,000 if none is defined. Avoid these when manually setting a requetHandle
+ * in the requestHeader to avoid clashes. */
 
 typedef void (*UA_ClientAsyncServiceCallback)(UA_Client *client, void *userdata,
                                               UA_UInt32 requestId, void *response);
@@ -772,6 +768,19 @@ __UA_Client_AsyncService(UA_Client *client, const void *request,
                          const UA_DataType *responseType,
                          void *userdata, UA_UInt32 *requestId);
 
+/* Cancel all dispatched requests with the given requestHandle.
+ * The number if cancelled requests is returned by the server.
+ * The output argument cancelCount is not set if NULL. */
+UA_EXPORT UA_THREADSAFE UA_StatusCode
+UA_Client_cancelByRequestHandle(UA_Client *client, UA_UInt32 requestHandle,
+                                UA_UInt32 *cancelCount);
+
+/* Map the requestId to the requestHandle used for that request and call the
+ * Cancel service for that requestHandle. */
+UA_EXPORT UA_THREADSAFE UA_StatusCode
+UA_Client_cancelByRequestId(UA_Client *client, UA_UInt32 requestId,
+                            UA_UInt32 *cancelCount);
+
 /* Set new userdata and callback for an existing request.
  *
  * @param client Pointer to the UA_Client

diff --git a/src/client/ua_client.c b/src/client/ua_client.c
@@ -362,7 +362,15 @@ sendRequest(UA_Client *client, const void *request,
     UA_NodeId oldToken = rr->authenticationToken; /* Put back in place later */
     rr->authenticationToken = client->authenticationToken;
     rr->timestamp = UA_DateTime_now();
-    rr->requestHandle = ++client->requestHandle;
+
+    /* Create a unique handle >100,000 if not manually defined. The handle is
+     * not necessarily unique when manually defined and used to cancel async
+     * service requests. */
+    if(rr->requestHandle == 0) {
+        if(UA_UNLIKELY(client->requestHandle < 100000))
+            client->requestHandle = 100000;
+        rr->requestHandle = ++client->requestHandle;
+    }
 
     /* Set the timeout hint if not manually defined */
     if(rr->timeoutHint == 0)
@@ -625,6 +633,7 @@ __Client_Service(UA_Client *client, const void *request,
     ac.requestId = requestId;
     ac.start = UA_DateTime_nowMonotonic(); /* Start timeout after sending */
     ac.timeout = rh->timeoutHint;
+    ac.requestHandle = rh->requestHandle;
     if(ac.timeout == 0)
         ac.timeout = UA_UINT32_MAX; /* 0 -> unlimited */
 
@@ -809,6 +818,7 @@ __Client_AsyncService(UA_Client *client, const void *request,
     ac->syncResponse = NULL;
     ac->start = UA_DateTime_nowMonotonic();
     ac->timeout = rh->timeoutHint;
+    ac->requestHandle = rh->requestHandle;
     if(ac->timeout == 0)
         ac->timeout = UA_UINT32_MAX; /* 0 -> unlimited */
 
@@ -838,6 +848,47 @@ __UA_Client_AsyncService(UA_Client *client, const void *request,
     return res;
 }
 
+static UA_StatusCode
+cancelByRequestHandle(UA_Client *client, UA_UInt32 requestHandle, UA_UInt32 *cancelCount) {
+    UA_CancelRequest creq;
+    UA_CancelRequest_init(&creq);
+    creq.requestHandle = requestHandle;
+    UA_CancelResponse cresp;
+    UA_CancelResponse_init(&cresp);
+    __Client_Service(client, &creq, &UA_TYPES[UA_TYPES_CANCELREQUEST],
+                     &cresp, &UA_TYPES[UA_TYPES_CANCELRESPONSE]);
+    if(cancelCount)
+        *cancelCount = cresp.cancelCount;
+    UA_StatusCode res = cresp.responseHeader.serviceResult;
+    UA_CancelResponse_clear(&cresp);
+    return res;
+}
+
+UA_StatusCode
+UA_Client_cancelByRequestHandle(UA_Client *client, UA_UInt32 requestHandle,
+                                UA_UInt32 *cancelCount) {
+    UA_LOCK(&client->clientMutex);
+    UA_StatusCode res = cancelByRequestHandle(client, requestHandle, cancelCount);
+    UA_UNLOCK(&client->clientMutex);
+    return res;
+}
+
+UA_StatusCode
+UA_Client_cancelByRequestId(UA_Client *client, UA_UInt32 requestId,
+                            UA_UInt32 *cancelCount) {
+    UA_LOCK(&client->clientMutex);
+    UA_StatusCode res = UA_STATUSCODE_BADNOTFOUND;
+    AsyncServiceCall *ac;
+    LIST_FOREACH(ac, &client->asyncServiceCalls, pointers) {
+        if(ac->requestId != requestId)
+            continue;
+        res = cancelByRequestHandle(client, ac->requestHandle, cancelCount);
+        break;
+    }
+    UA_UNLOCK(&client->clientMutex);
+    return res;
+}
+
 /*******************/
 /* Timed Callbacks */
 /*******************/