Merge branch 'embb531_codesonar_fixes' into development

# Conflicts:
#	base_c/src/thread.c
#	mtapi_c/src/embb_mtapi_node_t.c

base_c/src/duration.c

@@ -51,10 +51,14 @@ int embb_duration_set_nanoseconds(embb_duration_t* duration,
   }
   if (nanoseconds > 0) {
     if (embb_duration_min()->nanoseconds > nanoseconds) {
+      duration->seconds = 0;
+      duration->nanoseconds = 0;
       return EMBB_UNDERFLOW;
     }
     const embb_duration_t* max = embb_duration_max();
     if (max->seconds * 1000000000 + max->nanoseconds < nanoseconds) {
+      duration->seconds = max->seconds;
+      duration->nanoseconds = max->nanoseconds;
       return EMBB_OVERFLOW;
     }
   }
@@ -70,10 +74,14 @@ int embb_duration_set_microseconds(embb_duration_t* duration,
   }
   if (microseconds > 0) {
     if (embb_duration_min()->nanoseconds > microseconds*1000) {
+      duration->seconds = 0;
+      duration->nanoseconds = 0;
       return EMBB_UNDERFLOW;
     }
     const embb_duration_t* max = embb_duration_max();
     if (max->seconds * 1000000 + max->nanoseconds / 1000 < microseconds) {
+      duration->seconds = max->seconds;
+      duration->nanoseconds = max->nanoseconds;
       return EMBB_OVERFLOW;
     }
   }
@@ -89,10 +97,14 @@ int embb_duration_set_milliseconds(embb_duration_t* duration,
   }
   if (milliseconds > 0) {
     if (embb_duration_min()->nanoseconds > milliseconds*1000000) {
+      duration->seconds = 0;
+      duration->nanoseconds = 0;
       return EMBB_UNDERFLOW;
     }
     const embb_duration_t* max = embb_duration_max();
     if (max->seconds * 1000 + max->nanoseconds / 1000000 < milliseconds) {
+      duration->seconds = max->seconds;
+      duration->nanoseconds = max->nanoseconds;
       return EMBB_OVERFLOW;
     }
   }
@@ -108,10 +120,14 @@ int embb_duration_set_seconds(embb_duration_t* duration,
   }
   if (seconds > 0) {
     if (embb_duration_min()->nanoseconds > seconds*1000000000) {
+      duration->seconds = 0;
+      duration->nanoseconds = 0;
       return EMBB_UNDERFLOW;
     }
     const embb_duration_t* max = embb_duration_max();
     if (max->seconds + max->nanoseconds / 1000000000 < seconds) {
+      duration->seconds = max->seconds;
+      duration->nanoseconds = max->nanoseconds;
       return EMBB_OVERFLOW;
     }
   }
@@ -126,6 +142,8 @@ int embb_duration_add(embb_duration_t* lhs, const embb_duration_t* rhs) {
   }
   int carry = (int)((lhs->nanoseconds + rhs->nanoseconds) / 1000000000);
   if (lhs->seconds + rhs->seconds + carry > EMBB_DURATION_MAX_SECONDS) {
+    lhs->seconds = 0;
+    lhs->nanoseconds = 0;
     return EMBB_OVERFLOW;
   }
   lhs->nanoseconds = (lhs->nanoseconds + rhs->nanoseconds) % 1000000000;

base_c/src/log.c

@@ -90,7 +90,6 @@ void embb_log_write_internal(
 
     case EMBB_LOG_LEVEL_NONE:
     default:
-      log_level_str = "     ";
       break;
     }
 #if defined(EMBB_PLATFORM_COMPILER_MSVC)

base_c/src/thread.c

@@ -85,7 +85,10 @@ int embb_thread_create(embb_thread_t* thread, const embb_core_set_t* core_set,
   }
   thread->embb_internal_arg = (embb_internal_thread_arg_t*)
                               embb_alloc(sizeof(embb_internal_thread_arg_t));
-  if (thread->embb_internal_arg == NULL) return EMBB_NOMEM;
+  if (thread->embb_internal_arg == NULL) {
+    thread->embb_internal_handle = NULL;
+    return EMBB_NOMEM;
+  }
   thread->embb_internal_arg->func = func;
   thread->embb_internal_arg->arg = arg;
 
@@ -97,6 +100,8 @@ int embb_thread_create(embb_thread_t* thread, const embb_core_set_t* core_set,
       0,                                  /* no creation arguments */
       0);                                 /* no system thread ID */
   if (thread->embb_internal_handle == NULL) {
+    embb_free(thread->embb_internal_arg);
+    thread->embb_internal_arg = NULL;
     return EMBB_ERROR;
   }
 
@@ -234,7 +239,11 @@ int embb_thread_create(embb_thread_t* thread, const embb_core_set_t* core_set,
       }
     }
     status = pthread_attr_setaffinity_np(&attr, sizeof(cpuset), &cpuset);
-    if (status != 0) return EMBB_ERROR;
+    if (status != 0) {
+      thread->embb_internal_arg = NULL;
+      thread->embb_internal_handle = NULL;
+      return EMBB_ERROR;
+    }
 #else
     embb_log_write("base_c", EMBB_LOG_LEVEL_WARNING, "Could not set thread "
                    "affinity, since no implementation available!\n");
@@ -244,6 +253,11 @@ int embb_thread_create(embb_thread_t* thread, const embb_core_set_t* core_set,
   /* Dynamic allocation of thread arguments. Freed on call of join. */
   thread->embb_internal_arg = (embb_internal_thread_arg_t*)
                               embb_alloc(sizeof(embb_internal_thread_arg_t));
+  if (thread->embb_internal_arg == NULL) {
+    thread->embb_internal_handle = NULL;
+    pthread_attr_destroy(&attr);
+    return EMBB_NOMEM;
+  }
   thread->embb_internal_arg->func = func;
   thread->embb_internal_arg->arg = arg;
 
@@ -265,11 +279,14 @@ int embb_thread_join(embb_thread_t* thread, int *result_code) {
     return EMBB_ERROR;
   }
   int status = 0;
+  if (thread == NULL) return EMBB_ERROR;
   status = pthread_join(thread->embb_internal_handle, NULL);
-  if (result_code != NULL) {
-    *result_code = thread->embb_internal_arg->result;
+  if (thread->embb_internal_arg != NULL) {
+    if (result_code != NULL) {
+      *result_code = thread->embb_internal_arg->result;
+    }
+    embb_free(thread->embb_internal_arg);
   }
-  embb_free(thread->embb_internal_arg);
   if (status != 0) {
     return EMBB_ERROR;
   }

base_c/src/thread_specific_storage.c

@@ -76,5 +76,7 @@ void* embb_tss_get(const embb_tss_t* tss) {
 
 void embb_tss_delete(embb_tss_t* tss) {
   assert(tss != NULL);
-  embb_free_aligned(tss->values);
+  if (tss->values != NULL) {
+    embb_free_aligned(tss->values);
+  }
 }

base_c/test/alloc_test.cc

@@ -152,6 +152,9 @@ void AllocTest::TestMixedAllocs() {
   void* plain = NULL;
   plain = embb_alloc(2);
   PT_EXPECT_NE(plain, static_cast<void*>(NULL));
+  if (NULL == plain) {
+    return;
+  }
   allocated = embb_get_bytes_allocated();
 #ifdef EMBB_DEBUG
   expected += 2 + 2*sizeof(size_t);
@@ -162,6 +165,10 @@ void AllocTest::TestMixedAllocs() {
   void* aligned = NULL;
   aligned = embb_alloc_aligned(2*sizeof(void*), 2);
   PT_EXPECT_NE(aligned, static_cast<void*>(NULL));
+  if (NULL == aligned) {
+    embb_free(plain);
+    return;
+  }
   allocated = embb_get_bytes_allocated();
 #ifdef EMBB_DEBUG
   expected += (1 + 1) * 2 * sizeof(void*) + 3 * sizeof(size_t) - 1;
@@ -172,6 +179,11 @@ void AllocTest::TestMixedAllocs() {
   void* cache_aligned = NULL;
   cache_aligned = embb_alloc_cache_aligned(2);
   PT_EXPECT_NE(cache_aligned, static_cast<void*>(NULL));
+  if (NULL == cache_aligned) {
+    embb_free(plain);
+    embb_free_aligned(aligned);
+    return;
+  }
   allocated = embb_get_bytes_allocated();
 #ifdef EMBB_DEBUG
   expected += (1 + 1) * EMBB_PLATFORM_CACHE_LINE_SIZE + 3 * sizeof(size_t) - 1;

base_c/test/thread_specific_storage_test.cc

@@ -50,7 +50,11 @@ void ThreadSpecificStorageTest::Test() {
   size_t rank = partest::TestSuite::GetCurrentThreadID();
   void* value = embb_tss_get(&tss_);
   if (value == NULL) {
-    int status = embb_tss_set(&tss_, new size_t(rank));
+    size_t * prank = new size_t(rank);
+    int status = embb_tss_set(&tss_, prank);
+    if (EMBB_SUCCESS != status) {
+        delete prank;
+    }
     PT_EXPECT_EQ(status, EMBB_SUCCESS);
   } else {
     size_t stored_rank = *static_cast<size_t*>(value);

base_cpp/test/atomic_test.cc

@@ -173,10 +173,6 @@ AtomicTest::TestStressSwap::TestStressSwap(
   size_t number_threads, size_t number_iterations)
   : TestUnit("Swap Stress test for Atomics"), swap1_counter(1)
   , swap2_counter(2) {
-  bitsets[0] = std::bitset<ATOMIC_TESTS_ITERATIONS * 2 + 1>();
-  bitsets[1] = std::bitset<ATOMIC_TESTS_ITERATIONS * 2 + 1>();
-  bitsets[2] = std::bitset<ATOMIC_TESTS_ITERATIONS * 2 + 1>();
-
   PT_ASSERT(number_threads == 1);
   Pre(&TestStressSwap::Init, this);
 

base_cpp/test/log_test.cc

@@ -56,6 +56,7 @@ void LogTest::Test() {
   logged_message = null;
   Log::Trace("chn", test_msg);
 #ifdef EMBB_DEBUG
+  PT_ASSERT_NE(logged_message, null);
   PT_EXPECT(0 == strcmp(logged_message, "[chn] - [TRACE] hello"));
 #else
   PT_EXPECT_EQ(null, logged_message);
@@ -63,15 +64,18 @@ void LogTest::Test() {
   logged_message = null;
   Log::Info("chn", test_msg);
 #ifdef EMBB_DEBUG
+  PT_ASSERT_NE(logged_message, null);
   PT_EXPECT(0 == strcmp(logged_message, "[chn] - [INFO ] hello"));
 #else
   PT_EXPECT_EQ(null, logged_message);
 #endif
   logged_message = null;
   Log::Warning("chn", test_msg);
+  PT_ASSERT_NE(logged_message, null);
   PT_EXPECT(0 == strcmp(logged_message, "[chn] - [WARN ] hello"));
   logged_message = null;
   Log::Error("chn", test_msg);
+  PT_ASSERT_NE(logged_message, null);
   PT_EXPECT(0 == strcmp(logged_message, "[chn] - [ERROR] hello"));
 
   Log::SetLogLevel(EMBB_LOG_LEVEL_INFO);
@@ -81,15 +85,18 @@ void LogTest::Test() {
   logged_message = null;
   Log::Info("chn", test_msg);
 #ifdef EMBB_DEBUG
+  PT_ASSERT_NE(logged_message, null);
   PT_EXPECT(0 == strcmp(logged_message, "[chn] - [INFO ] hello"));
 #else
   PT_EXPECT_EQ(null, logged_message);
 #endif
   logged_message = null;
   Log::Warning("chn", test_msg);
+  PT_ASSERT_NE(logged_message, null);
   PT_EXPECT(0 == strcmp(logged_message, "[chn] - [WARN ] hello"));
   logged_message = null;
   Log::Error("chn", test_msg);
+  PT_ASSERT_NE(logged_message, null);
   PT_EXPECT(0 == strcmp(logged_message, "[chn] - [ERROR] hello"));
 
   Log::SetLogLevel(EMBB_LOG_LEVEL_WARNING);
@@ -101,9 +108,11 @@ void LogTest::Test() {
   PT_EXPECT_EQ(null, logged_message);
   logged_message = null;
   Log::Warning("chn", test_msg);
+  PT_ASSERT_NE(logged_message, null);
   PT_EXPECT(0 == strcmp(logged_message, "[chn] - [WARN ] hello"));
   logged_message = null;
   Log::Error("chn", test_msg);
+  PT_ASSERT_NE(logged_message, null);
   PT_EXPECT(0 == strcmp(logged_message, "[chn] - [ERROR] hello"));
 
   Log::SetLogLevel(EMBB_LOG_LEVEL_ERROR);
@@ -118,6 +127,7 @@ void LogTest::Test() {
   PT_EXPECT_EQ(null, logged_message);
   logged_message = null;
   Log::Error("chn", test_msg);
+  PT_ASSERT_NE(logged_message, null);
   PT_EXPECT(0 == strcmp(logged_message, "[chn] - [ERROR] hello"));
 
   Log::SetLogLevel(EMBB_LOG_LEVEL_NONE);

containers_cpp/include/embb/containers/internal/lock_free_stack-inl.h

@@ -123,8 +123,10 @@ bool LockFreeStack< Type, ValuePool >::TryPop(Type & element) {
     top_cached = top;
 
     // Stack empty, cannot pop
-    if (top_cached == NULL)
+    if (top_cached == NULL) {
+      element = Type();
       return false;
+    }
 
     // Guard top_cached
     hazardPointer.Guard(0, top_cached);

containers_cpp/include/embb/containers/internal/lock_free_tree_value_pool-inl.h

@@ -113,14 +113,17 @@ allocate_rec(int node, Type& element) {
     int pool_index = NodeIndexToPoolIndex(node);
 
     Type expected = pool_[pool_index];
-    if (expected == Undefined)
+    if (expected == Undefined) {
+      element = Type();
       return -1;
+    }
 
     if (pool_[pool_index].CompareAndSwap(expected, Undefined)) {
       element = expected;
       return pool_index;
     }
 
+    element = Type();
     return -1;
   }
 
@@ -133,8 +136,10 @@ allocate_rec(int node, Type& element) {
   do {
     current = tree_[node];
     desired = current - 1;
-    if (desired < 0)
+    if (desired < 0) {
+      element = Type();
       return -1;
+    }
   } while (!tree_[node].CompareAndSwap(current, desired));
 
   int leftResult = allocate_rec(GetLeftChildIndex(node), element);

containers_cpp/include/embb/containers/internal/wait_free_array_value_pool-inl.h

@@ -55,6 +55,7 @@ Allocate(Type & element) {
       return i;
     }
   }
+  element = Type();
   return -1;
 }
 

containers_cpp/test/hazard_pointer_test.cc

@@ -144,6 +144,7 @@ void HazardPointerTest::HazardPointerTest1ThreadMethod() {
 
   for (int i = 0; i != n_elements_per_thread_; ++i) {
     embb::base::Atomic<int>* allocated_object = object_pool_->Allocate(0);
+    PT_ASSERT(NULL != allocated_object);
 
     hazard_pointer_->Guard(0, allocated_object);
 
@@ -210,8 +211,9 @@ void HazardPointerTest2::DeletePointerCallback(int* to_delete) {
 }
 
 bool HazardPointerTest2::SetRelativeGuards() {
-  unsigned int thread_index;
-  embb_internal_thread_index(&thread_index);
+  unsigned int thread_index = 0;
+  int result = embb_internal_thread_index(&thread_index);
+  PT_ASSERT(EMBB_SUCCESS == result);
 
   unsigned int my_begin = guards_per_phread_count_*thread_index;
   int guard_number = 0;
@@ -247,6 +249,7 @@ void HazardPointerTest2::HazardPointerTest2Master() {
   // while the hazard pointer guard array is not full
   int** allocatedLocal = static_cast<int**>(
   embb::base::Allocation::Allocate(sizeof(int*)*guaranteed_capacity_pool_));
+  PT_ASSERT(NULL != allocatedLocal);
 
   bool full = false;
   while (!full) {
@@ -294,16 +297,19 @@ void HazardPointerTest2::HazardPointerTest2Pre() {
   // first the test pool has to be created
   test_pool_ = embb::base::Allocation::New<IntObjectTestPool>
     (pool_size_using_hazard_pointer_);
+  PT_ASSERT(NULL != test_pool_);
 
   // after the pool has been created, we create the hp class
   hazard_pointer_ = embb::base::Allocation::New <
     embb::containers::internal::HazardPointer<int*> >
     (delete_pointer_callback_, static_cast<int*>(NULL),
     static_cast<int>(guards_per_phread_count_), n_threads);
+  PT_ASSERT(NULL != hazard_pointer_);
 
   shared_guarded_ = static_cast<embb::base::Atomic<int*>*>(
     embb::base::Allocation::Allocate(sizeof(embb::base::Atomic<int*>)*
     guaranteed_capacity_pool_));
+  PT_ASSERT(NULL != shared_guarded_);
 
   for (unsigned int i = 0; i != guaranteed_capacity_pool_; ++i) {
     // in-place new for each array cell
@@ -450,8 +456,9 @@ void HazardPointerTest2::HazardPointerTest2Post() {
 
 void HazardPointerTest2::HazardPointerTest2ThreadMethod() {
   for (;;) {
-    unsigned int thread_index;
-    embb_internal_thread_index(&thread_index);
+    unsigned int thread_index = 0;
+    int result = embb_internal_thread_index(&thread_index);
+    PT_ASSERT(EMBB_SUCCESS == result);
 
     if (thread_index == current_master_) {
       HazardPointerTest2Master();

mtapi_c/src/embb_mtapi_group_t.c

@@ -279,6 +279,7 @@ void mtapi_group_wait_any(
   MTAPI_IN mtapi_timeout_t timeout,
   MTAPI_OUT mtapi_status_t* status) {
   mtapi_status_t local_status = MTAPI_ERR_UNKNOWN;
+  void* local_result = MTAPI_NULL;
 
   embb_mtapi_log_trace("mtapi_group_wait_any() called\n");
 
@@ -335,10 +336,7 @@ void mtapi_group_wait_any(
         }
         /* was there a timeout, or is there a result? */
         if (MTAPI_NULL != local_task) {
-          /* store result */
-          if (MTAPI_NULL != result) {
-            *result = local_task->result_buffer;
-          }
+          local_result = local_task->result_buffer;
 
           /* return error code set by the task */
           local_status = local_task->error_code;
@@ -356,6 +354,11 @@ void mtapi_group_wait_any(
     local_status = MTAPI_ERR_NODE_NOTINIT;
   }
 
+  /* store result */
+  if (MTAPI_NULL != result) {
+      *result = local_result;
+  }
+
   mtapi_status_set(status, local_status);
   embb_mtapi_log_trace("mtapi_group_wait_any() returns\n");
 }

mtapi_c/src/embb_mtapi_id_pool_t.c

@@ -36,14 +36,19 @@ void embb_mtapi_id_pool_initialize(
   mtapi_uint_t capacity) {
   mtapi_uint_t ii;
 
-  that->capacity = capacity;
   that->id_buffer = (mtapi_uint_t*)
     embb_mtapi_alloc_allocate(sizeof(mtapi_uint_t)*(capacity + 1));
-  that->id_buffer[0] = EMBB_MTAPI_IDPOOL_INVALID_ID;
-  for (ii = 1; ii <= capacity; ii++) {
-    that->id_buffer[ii] = ii;
+  if (NULL != that->id_buffer) {
+    that->capacity = capacity;
+    that->id_buffer[0] = EMBB_MTAPI_IDPOOL_INVALID_ID;
+    for (ii = 1; ii <= capacity; ii++) {
+      that->id_buffer[ii] = ii;
+    }
+    that->ids_available = capacity;
+  } else {
+    that->capacity = 0;
+    that->ids_available = 0;
   }
-  that->ids_available = capacity;
   that->put_id_position = 0;
   that->get_id_position = 1;
   embb_spin_init(&that->lock);

mtapi_c/src/embb_mtapi_job_t.c

@@ -41,6 +41,9 @@
 mtapi_boolean_t embb_mtapi_job_initialize_list(embb_mtapi_node_t * node) {
   node->job_list = (embb_mtapi_job_t*)embb_mtapi_alloc_allocate(
     sizeof(embb_mtapi_job_t)*(node->attributes.max_jobs + 1));
+  if (NULL == node->job_list) {
+    return MTAPI_FALSE;
+  }
   mtapi_uint_t ii;
   for (ii = 0; ii <= node->attributes.max_jobs; ii++) {
     embb_mtapi_job_initialize(
@@ -112,11 +115,15 @@ void embb_mtapi_job_initialize(
   that->domain_id = 0;
   that->node_id = 0;
   that->num_actions = 0;
-  that->max_actions = max_actions;
   that->actions = (mtapi_action_hndl_t*)
     embb_mtapi_alloc_allocate(sizeof(mtapi_action_hndl_t)*max_actions);
-  for (ii = 0; ii < max_actions; ii++) {
-    that->actions[ii].id = EMBB_MTAPI_IDPOOL_INVALID_ID;
+  if (NULL != that->actions) {
+    that->max_actions = max_actions;
+    for (ii = 0; ii < max_actions; ii++) {
+      that->actions[ii].id = EMBB_MTAPI_IDPOOL_INVALID_ID;
+    }
+  } else {
+    that->max_actions = 0;
   }
 }
 
@@ -159,7 +166,7 @@ void embb_mtapi_job_remove_action(
   embb_mtapi_action_t * action) {
   assert(MTAPI_NULL != that);
   assert(MTAPI_NULL != action);
-  mtapi_uint_t ii = 0;
+  mtapi_uint_t ii;
 
   for (ii = 0; ii + 1 < that->num_actions; ii++) {
     if (that->actions[ii].id == action->handle.id &&

mtapi_c/src/embb_mtapi_node_t.c

@@ -117,35 +117,39 @@ void mtapi_initialize(
           node->attributes.max_tasks);
         node->queue_pool = embb_mtapi_queue_pool_new(
           node->attributes.max_queues);
+        if (MTAPI_NULL == node->job_list ||
+          MTAPI_NULL == node->action_pool ||
+          MTAPI_NULL == node->group_pool ||
+          MTAPI_NULL == node->task_pool ||
+          MTAPI_NULL == node->queue_pool) {
+          mtapi_finalize(NULL);
+          local_status = MTAPI_ERR_NODE_INITFAILED;
+        }
 
-        /* initialize scheduler for local node */
-        node->scheduler = embb_mtapi_scheduler_new();
-        if (MTAPI_NULL != node->scheduler) {
-          /* fill information structure */
+        if (local_status == MTAPI_SUCCESS) {
+          /* initialize scheduler for local node */
+          node->scheduler = embb_mtapi_scheduler_new();
+          if (MTAPI_NULL != node->scheduler) {
+            /* fill information structure */
           node->info.mtapi_version = 0x1000; // mtapi version 1.0
           node->info.organization_id = MCA_ORG_ID_EMB;
           node->info.implementation_version =
             EMBB_BASE_VERSION_MAJOR * 0x1000 + EMBB_BASE_VERSION_MINOR;
           node->info.number_of_domains = 1;
           node->info.number_of_nodes = 1;
-          node->info.hardware_concurrency = embb_core_count_available();
-          node->info.used_memory = embb_mtapi_alloc_get_bytes_allocated();
-          if (MTAPI_NULL != mtapi_info) {
-            *mtapi_info = node->info;
-          }
-
-          /* initialization succeeded, tell workers to start working */
-          embb_atomic_store_int(&node->is_scheduler_running, MTAPI_TRUE);
-
-          if (MTAPI_SUCCESS != local_status) {
+            node->info.hardware_concurrency = embb_core_count_available();
+            node->info.used_memory = embb_mtapi_alloc_get_bytes_allocated();
+            if (MTAPI_NULL != mtapi_info) {
+              *mtapi_info = node->info;
+            }
+
+            /* initialization succeeded, tell workers to start working */
+            embb_atomic_store_int(&node->is_scheduler_running, MTAPI_TRUE);
+          } else {
             mtapi_finalize(MTAPI_NULL);
             local_status = MTAPI_ERR_NODE_INITFAILED;
           }
-        } else {
-          mtapi_finalize(MTAPI_NULL);
-          local_status = MTAPI_ERR_NODE_INITFAILED;
         }
-
       } else {
         embb_mtapi_alloc_deallocate(node);
         local_status = MTAPI_ERR_PARAMETER;
@@ -171,19 +175,29 @@ void mtapi_finalize(MTAPI_OUT mtapi_status_t* status) {
     }
 
     /* finalize storage in reverse order */
-    embb_mtapi_queue_pool_delete(node->queue_pool);
-    node->queue_pool = MTAPI_NULL;
+    if (MTAPI_NULL != node->queue_pool) {
+      embb_mtapi_queue_pool_delete(node->queue_pool);
+      node->queue_pool = MTAPI_NULL;
+    }
 
-    embb_mtapi_task_pool_delete(node->task_pool);
-    node->task_pool = MTAPI_NULL;
+    if (MTAPI_NULL != node->task_pool) {
+      embb_mtapi_task_pool_delete(node->task_pool);
+      node->task_pool = MTAPI_NULL;
+    }
 
-    embb_mtapi_group_pool_delete(node->group_pool);
-    node->group_pool = MTAPI_NULL;
+    if (MTAPI_NULL != node->group_pool) {
+      embb_mtapi_group_pool_delete(node->group_pool);
+      node->group_pool = MTAPI_NULL;
+    }
 
-    embb_mtapi_action_pool_delete(node->action_pool);
-    node->action_pool = MTAPI_NULL;
+    if (MTAPI_NULL != node->action_pool) {
+      embb_mtapi_action_pool_delete(node->action_pool);
+      node->action_pool = MTAPI_NULL;
+    }
 
-    embb_mtapi_job_finalize_list(node);
+    if (MTAPI_NULL != node->job_list) {
+      embb_mtapi_job_finalize_list(node);
+    }
 
     /* free system instance */
     embb_mtapi_alloc_deallocate(node);

mtapi_c/src/embb_mtapi_pool_template-inl.h

@@ -61,13 +61,18 @@ mtapi_boolean_t embb_mtapi_##TYPE##_pool_initialize( \
   embb_mtapi_id_pool_initialize(&that->id_pool, capacity); \
   that->storage = (embb_mtapi_##TYPE##_t*)embb_mtapi_alloc_allocate( \
     sizeof(embb_mtapi_##TYPE##_t)*(capacity + 1)); \
-  for (ii = 0; ii <= capacity; ii++) { \
-    that->storage[ii].handle.id = EMBB_MTAPI_IDPOOL_INVALID_ID; \
-    that->storage[ii].handle.tag = 0; \
+  if (NULL != that->storage) { \
+    for (ii = 0; ii <= capacity; ii++) { \
+      that->storage[ii].handle.id = EMBB_MTAPI_IDPOOL_INVALID_ID; \
+      that->storage[ii].handle.tag = 0; \
+    } \
+    /* use entry 0 as invalid */ \
+    embb_mtapi_##TYPE##_initialize(that->storage); \
+    return MTAPI_TRUE; \
+  } else { \
+    that->id_pool.ids_available = 0; \
+    return MTAPI_FALSE; \
   } \
-  /* use entry 0 as invalid */ \
-  embb_mtapi_##TYPE##_initialize(that->storage); \
-  return MTAPI_TRUE; \
 } \
 \
 void embb_mtapi_##TYPE##_pool_finalize(embb_mtapi_##TYPE##_pool_t * that) { \

mtapi_c/src/embb_mtapi_queue_t.c

@@ -325,7 +325,7 @@ mtapi_queue_hndl_t mtapi_queue_get(
 
   if (embb_mtapi_node_is_initialized()) {
     embb_mtapi_node_t* node = embb_mtapi_node_get_instance();
-    mtapi_uint_t ii = 0;
+    mtapi_uint_t ii;
 
     local_status = MTAPI_ERR_QUEUE_INVALID;
     for (ii = 0; ii < node->attributes.max_queues; ii++) {

mtapi_c/src/embb_mtapi_scheduler_t.c

@@ -78,8 +78,7 @@ embb_mtapi_task_t * embb_mtapi_scheduler_get_next_task_vhpf(
   embb_mtapi_node_t * node,
   embb_mtapi_thread_context_t * thread_context) {
   embb_mtapi_task_t * task = MTAPI_NULL;
-  mtapi_uint_t ii = 0;
-  mtapi_uint_t kk = 0;
+  mtapi_uint_t ii;
 
   assert(MTAPI_NULL != that);
   assert(MTAPI_NULL != node);
@@ -102,6 +101,7 @@ embb_mtapi_task_t * embb_mtapi_scheduler_get_next_task_vhpf(
         */
         mtapi_uint_t context_index =
           (thread_context->worker_index + 1) % that->worker_count;
+        mtapi_uint_t kk;
         for (kk = 0;
           kk < that->worker_count - 1 && MTAPI_NULL == task;
           kk++) {
@@ -121,8 +121,7 @@ embb_mtapi_task_t * embb_mtapi_scheduler_get_next_task_lf(
   embb_mtapi_node_t * node,
   embb_mtapi_thread_context_t * thread_context) {
   embb_mtapi_task_t * task = MTAPI_NULL;
-  mtapi_uint_t prio = 0;
-  mtapi_uint_t kk = 0;
+  mtapi_uint_t prio;
 
   assert(MTAPI_NULL != that);
   assert(MTAPI_NULL != node);
@@ -153,6 +152,7 @@ embb_mtapi_task_t * embb_mtapi_scheduler_get_next_task_lf(
     prio++) {
     mtapi_uint_t context_index =
       (thread_context->worker_index + 1) % that->worker_count;
+    mtapi_uint_t kk;
     for (kk = 0;
       kk < that->worker_count - 1 && MTAPI_NULL == task;
       kk++) {
@@ -195,7 +195,7 @@ embb_mtapi_task_t * embb_mtapi_scheduler_get_next_task(
 
 embb_mtapi_thread_context_t * embb_mtapi_scheduler_get_current_thread_context(
   embb_mtapi_scheduler_t * that) {
-  mtapi_uint_t ii = 0;
+  mtapi_uint_t ii;
   embb_mtapi_thread_context_t * context = NULL;
 
   assert(MTAPI_NULL != that);
@@ -434,7 +434,7 @@ mtapi_boolean_t embb_mtapi_scheduler_initialize_with_mode(
   embb_mtapi_scheduler_t * that,
   embb_mtapi_scheduler_mode_t mode) {
   embb_mtapi_node_t* node = embb_mtapi_node_get_instance();
-  mtapi_uint_t ii = 0;
+  mtapi_uint_t ii;
 
   embb_mtapi_log_trace("embb_mtapi_scheduler_initialize() called\n");
 
@@ -456,6 +456,10 @@ mtapi_boolean_t embb_mtapi_scheduler_initialize_with_mode(
   that->worker_contexts = (embb_mtapi_thread_context_t*)
     embb_mtapi_alloc_allocate(
       sizeof(embb_mtapi_thread_context_t)*that->worker_count);
+  if (NULL == that->worker_contexts) {
+    return MTAPI_FALSE;
+  }
+  mtapi_boolean_t isinit = MTAPI_TRUE;
   for (ii = 0; ii < that->worker_count; ii++) {
     unsigned int core_num = 0;
     mtapi_uint_t ll = 0;
@@ -467,9 +471,12 @@ mtapi_boolean_t embb_mtapi_scheduler_initialize_with_mode(
       }
       core_num++;
     }
-    embb_mtapi_thread_context_initialize_with_node_worker_and_core(
+    isinit &= embb_mtapi_thread_context_initialize_with_node_worker_and_core(
       &that->worker_contexts[ii], node, ii, core_num);
   }
+  if (!isinit) {
+    return MTAPI_FALSE;
+  }
   for (ii = 0; ii < that->worker_count; ii++) {
     if (MTAPI_FALSE == embb_mtapi_thread_context_start(
       &that->worker_contexts[ii], that)) {
@@ -481,22 +488,24 @@ mtapi_boolean_t embb_mtapi_scheduler_initialize_with_mode(
 }
 
 void embb_mtapi_scheduler_finalize(embb_mtapi_scheduler_t * that) {
-  mtapi_uint_t ii = 0;
+  mtapi_uint_t ii;
   embb_mtapi_log_trace("embb_mtapi_scheduler_finalize() called\n");
 
   assert(MTAPI_NULL != that);
 
-  /* finalize all workers */
-  for (ii = 0; ii < that->worker_count; ii++) {
-    embb_mtapi_thread_context_stop(&that->worker_contexts[ii]);
-  }
-  for (ii = 0; ii < that->worker_count; ii++) {
-    embb_mtapi_thread_context_finalize(&that->worker_contexts[ii]);
-  }
+  if (MTAPI_NULL != that->worker_contexts) {
+    /* finalize all workers */
+    for (ii = 0; ii < that->worker_count; ii++) {
+      embb_mtapi_thread_context_stop(&that->worker_contexts[ii]);
+    }
+    for (ii = 0; ii < that->worker_count; ii++) {
+      embb_mtapi_thread_context_finalize(&that->worker_contexts[ii]);
+    }
 
-  that->worker_count = 0;
-  embb_mtapi_alloc_deallocate(that->worker_contexts);
-  that->worker_contexts = MTAPI_NULL;
+    that->worker_count = 0;
+    embb_mtapi_alloc_deallocate(that->worker_contexts);
+    that->worker_contexts = MTAPI_NULL;
+  }
 }
 
 embb_mtapi_scheduler_t * embb_mtapi_scheduler_new() {
@@ -506,6 +515,7 @@ embb_mtapi_scheduler_t * embb_mtapi_scheduler_new() {
   if (MTAPI_NULL != that) {
     if (MTAPI_FALSE == embb_mtapi_scheduler_initialize(that)) {
       /* on error delete and return MTAPI_NULL */
+      embb_mtapi_scheduler_finalize(that);
       embb_mtapi_scheduler_delete(that);
       return MTAPI_NULL;
     }

mtapi_c/src/embb_mtapi_thread_context_t.c

@@ -38,12 +38,13 @@
 
 /* ---- CLASS MEMBERS ------------------------------------------------------ */
 
-void embb_mtapi_thread_context_initialize_with_node_worker_and_core(
+mtapi_boolean_t embb_mtapi_thread_context_initialize_with_node_worker_and_core(
   embb_mtapi_thread_context_t* that,
   embb_mtapi_node_t* node,
   mtapi_uint_t worker_index,
   mtapi_uint_t core_num) {
   mtapi_uint_t ii;
+  mtapi_boolean_t result = MTAPI_TRUE;
 
   assert(MTAPI_NULL != that);
   assert(MTAPI_NULL != node);
@@ -52,25 +53,55 @@ void embb_mtapi_thread_context_initialize_with_node_worker_and_core(
   that->worker_index = worker_index;
   that->core_num = core_num;
   that->priorities = node->attributes.max_priorities;
+  that->is_initialized = MTAPI_FALSE;
   embb_atomic_store_int(&that->run, 0);
+
   that->queue = (embb_mtapi_task_queue_t**)embb_mtapi_alloc_allocate(
     sizeof(embb_mtapi_task_queue_t)*that->priorities);
-  that->private_queue = (embb_mtapi_task_queue_t**)embb_mtapi_alloc_allocate(
-    sizeof(embb_mtapi_task_queue_t)*that->priorities);
+  if (that->queue == NULL) {
+    that->private_queue = NULL;
+    return MTAPI_FALSE;
+  }
   for (ii = 0; ii < that->priorities; ii++) {
     that->queue[ii] = (embb_mtapi_task_queue_t*)
       embb_mtapi_alloc_allocate(sizeof(embb_mtapi_task_queue_t));
-    embb_mtapi_task_queue_initialize_with_capacity(
-      that->queue[ii], node->attributes.queue_limit);
+    if (that->queue[ii] != NULL) {
+      embb_mtapi_task_queue_initialize_with_capacity(
+        that->queue[ii], node->attributes.queue_limit);
+    } else {
+      result = MTAPI_FALSE;
+    }
+  }
+  if (!result) {
+    return MTAPI_FALSE;
+  }
+
+  that->private_queue = (embb_mtapi_task_queue_t**)embb_mtapi_alloc_allocate(
+    sizeof(embb_mtapi_task_queue_t)*that->priorities);
+  if (that->private_queue == NULL) {
+    return MTAPI_FALSE;
+  }
+  for (ii = 0; ii < that->priorities; ii++) {
     that->private_queue[ii] = (embb_mtapi_task_queue_t*)
       embb_mtapi_alloc_allocate(sizeof(embb_mtapi_task_queue_t));
-    embb_mtapi_task_queue_initialize_with_capacity(
-      that->private_queue[ii], node->attributes.queue_limit);
+    if (that->private_queue[ii] != NULL) {
+      embb_mtapi_task_queue_initialize_with_capacity(
+        that->private_queue[ii], node->attributes.queue_limit);
+    } else {
+      result = MTAPI_FALSE;
+    }
+  }
+  if (!result) {
+    return MTAPI_FALSE;
   }
 
   embb_mutex_init(&that->work_available_mutex, EMBB_MUTEX_PLAIN);
   embb_condition_init(&that->work_available);
   embb_atomic_store_int(&that->is_sleeping, 0);
+
+  that->is_initialized = MTAPI_TRUE;
+
+  return MTAPI_TRUE;
 }
 
 mtapi_boolean_t embb_mtapi_thread_context_start(
@@ -126,22 +157,37 @@ void embb_mtapi_thread_context_finalize(embb_mtapi_thread_context_t* that) {
 
   embb_mtapi_log_trace("embb_mtapi_thread_context_finalize() called\n");
 
-  embb_condition_destroy(&that->work_available);
-  embb_mutex_destroy(&that->work_available_mutex);
+  if (that->is_initialized) {
+    embb_condition_destroy(&that->work_available);
+    embb_mutex_destroy(&that->work_available_mutex);
+  }
 
-  for (ii = 0; ii < that->priorities; ii++) {
-    embb_mtapi_task_queue_finalize(that->queue[ii]);
-    embb_mtapi_alloc_deallocate(that->queue[ii]);
-    that->queue[ii] = MTAPI_NULL;
-    embb_mtapi_task_queue_finalize(that->private_queue[ii]);
-    embb_mtapi_alloc_deallocate(that->private_queue[ii]);
-    that->private_queue[ii] = MTAPI_NULL;
+  if (that->queue != NULL) {
+    for (ii = 0; ii < that->priorities; ii++) {
+      if (that->queue[ii] != NULL) {
+        embb_mtapi_task_queue_finalize(that->queue[ii]);
+        embb_mtapi_alloc_deallocate(that->queue[ii]);
+        that->queue[ii] = MTAPI_NULL;
+      }
+    }
+    embb_mtapi_alloc_deallocate(that->queue);
+    that->queue = MTAPI_NULL;
   }
-  embb_mtapi_alloc_deallocate(that->queue);
-  that->queue = MTAPI_NULL;
-  embb_mtapi_alloc_deallocate(that->private_queue);
-  that->private_queue = MTAPI_NULL;
+
+  if (that->private_queue != NULL) {
+    for (ii = 0; ii < that->priorities; ii++) {
+      if (that->private_queue[ii] != NULL) {
+        embb_mtapi_task_queue_finalize(that->private_queue[ii]);
+        embb_mtapi_alloc_deallocate(that->private_queue[ii]);
+        that->private_queue[ii] = MTAPI_NULL;
+      }
+    }
+    embb_mtapi_alloc_deallocate(that->private_queue);
+    that->private_queue = MTAPI_NULL;
+  }
+
   that->priorities = 0;
+  that->is_initialized = MTAPI_FALSE;
 
   that->node = MTAPI_NULL;
 }

mtapi_c/src/embb_mtapi_thread_context_t.h

@@ -67,6 +67,7 @@ struct embb_mtapi_thread_context_struct {
   mtapi_uint_t core_num;
   embb_atomic_int run;
   mtapi_status_t status;
+  mtapi_boolean_t is_initialized;
 };
 
 #include <embb_mtapi_thread_context_t_fwd.h>
@@ -74,8 +75,9 @@ struct embb_mtapi_thread_context_struct {
 /**
  * Constructor using attributes from node and a given core number.
  * \memberof embb_mtapi_thread_context_struct
+ * \returns MTAPI_TRUE if successful, MTAPI_FALSE on error
  */
-void embb_mtapi_thread_context_initialize_with_node_worker_and_core(
+mtapi_boolean_t embb_mtapi_thread_context_initialize_with_node_worker_and_core(
   embb_mtapi_thread_context_t* that,
   embb_mtapi_node_t* node,
   mtapi_uint_t worker_index,

mtapi_plugins_c/mtapi_network_c/src/embb_mtapi_network_buffer.c

@@ -107,6 +107,7 @@ int embb_mtapi_network_buffer_pop_front_int8(
   embb_mtapi_network_buffer_t * that,
   int8_t * value) {
   if (that->position + 1 > that->size) {
+    *value = 0;
     return 0;
   }
   memcpy(value, that->data + that->position, 1);
@@ -118,6 +119,7 @@ int embb_mtapi_network_buffer_pop_front_int16(
   embb_mtapi_network_buffer_t * that,
   int16_t * value) {
   if (that->position + 2 > that->size) {
+    *value = 0;
     return 0;
   }
   memcpy(value, that->data + that->position, 2);
@@ -129,6 +131,7 @@ int embb_mtapi_network_buffer_pop_front_int32(
   embb_mtapi_network_buffer_t * that,
   int32_t * value) {
   if (that->position + 4 > that->size) {
+    *value = 0;
     return 0;
   }
   memcpy(value, that->data + that->position, 4);
@@ -141,6 +144,7 @@ int embb_mtapi_network_buffer_pop_front_rawdata(
   int32_t size,
   void * rawdata) {
   if (that->position + size > that->size) {
+    memset(rawdata, 0, (size_t)size);
     return 0;
   }
   memcpy(rawdata, that->data + that->position, (size_t)size);

mtapi_plugins_c/mtapi_network_c/src/embb_mtapi_network_socket.c

@@ -71,13 +71,6 @@ int embb_mtapi_network_socket_bind_and_listen(
   uint16_t port,
   uint16_t max_connections) {
   struct sockaddr_in in_addr;
-  int reuseaddr_on = 1;
-
-  // addr reuse
-  if (SOCKET_ERROR == setsockopt(that->handle, SOL_SOCKET, SO_REUSEADDR,
-    (const char *)&reuseaddr_on, sizeof(reuseaddr_on))) {
-    return 0;
-  }
 
   // bind & listen
   memset(&in_addr, 0, sizeof(in_addr));

tasks_cpp/src/node.cc

@@ -126,7 +126,7 @@ void Node::Initialize(
     mtapi_nodeattr_set(&attr, MTAPI_NODE_MAX_ACTIONS,
       &tmp, sizeof(tmp), &status);
     assert(MTAPI_SUCCESS == status);
-    tmp = 4;
+    // tmp = 4;
     mtapi_nodeattr_set(&attr, MTAPI_NODE_MAX_JOBS,
       &tmp, sizeof(tmp), &status);
     assert(MTAPI_SUCCESS == status);