static void saturate_threadpool(void) {
  uv_work_t* req;

  ASSERT(0 == uv_cond_init(&signal_cond));
  ASSERT(0 == uv_mutex_init(&signal_mutex));
  ASSERT(0 == uv_mutex_init(&wait_mutex));

  uv_mutex_lock(&signal_mutex);
  uv_mutex_lock(&wait_mutex);

  for (num_threads = 0; /* empty */; num_threads++) {
    req = malloc(sizeof(*req));
    ASSERT(req != NULL);
    ASSERT(0 == uv_queue_work(uv_default_loop(), req, work_cb, done_cb));

    /* Expect to get signalled within 350 ms, otherwise assume that
     * the thread pool is saturated. As with any timing dependent test,
     * this is obviously not ideal.
     */
    if (uv_cond_timedwait(&signal_cond, &signal_mutex, (uint64_t)(350 * 1e6))) {
      ASSERT(0 == uv_cancel((uv_req_t*) req));
      break;
    }
  }
}
Exemple #2
0
Session::Session()
    : state_(SESSION_STATE_CLOSED)
    , current_host_mark_(true)
    , pending_resolve_count_(0)
    , pending_pool_count_(0)
    , pending_workers_count_(0)
    , current_io_worker_(0) {
  uv_mutex_init(&state_mutex_);
  uv_mutex_init(&hosts_mutex_);
}
Exemple #3
0
Session::Session()
    : state_(SESSION_STATE_CLOSED)
    , connect_error_code_(CASS_OK)
    , current_host_mark_(true)
    , pending_pool_count_(0)
    , pending_workers_count_(0)
    , current_io_worker_(0) {
  uv_mutex_init(&state_mutex_);
  uv_mutex_init(&hosts_mutex_);
  uv_mutex_init(&keyspace_mutex_);
}
Exemple #4
0
IOWorker::IOWorker(Session* session)
    : session_(session)
    , config_(session->config())
    , metrics_(session->metrics())
    , protocol_version_(-1)
    , is_closing_(false)
    , pending_request_count_(0)
    , request_queue_(config_.queue_size_io()) {
  prepare_.data = this;
  uv_mutex_init(&keyspace_mutex_);
  uv_mutex_init(&unavailable_addresses_mutex_);
}
Exemple #5
0
inline static int uv__rwlock_fallback_init(uv_rwlock_t* rwlock) {
  if (uv_mutex_init(&rwlock->fallback_.read_mutex_)) return -1;

  if (uv_mutex_init(&rwlock->fallback_.write_mutex_)) {
    uv_mutex_destroy(&rwlock->fallback_.read_mutex_);
    return -1;
  }

  rwlock->fallback_.num_readers_ = 0;

  return 0;
}
Exemple #6
0
int uv_barrier_init(uv_barrier_t* barrier, unsigned int count) {
  struct _uv_barrier* b;
  int rc;

  if (barrier == NULL || count == 0)
    return UV_EINVAL;

  b = uv__malloc(sizeof(*b));
  if (b == NULL)
    return UV_ENOMEM;

  b->in = 0;
  b->out = 0;
  b->threshold = count;

  rc = uv_mutex_init(&b->mutex);
  if (rc != 0)
    goto error2;

  rc = uv_cond_init(&b->cond);
  if (rc != 0)
    goto error;

  barrier->b = b;
  return 0;

error:
  uv_mutex_destroy(&b->mutex);
error2:
  uv__free(b);
  return rc;
}
Exemple #7
0
/* Populates the object body with a mutex. */
static void initialize_mutex(MVMThreadContext *tc, MVMReentrantMutexBody *rm) {
    int init_stat;
    rm->mutex = MVM_malloc(sizeof(uv_mutex_t));
    if ((init_stat = uv_mutex_init(rm->mutex)) < 0)
        MVM_exception_throw_adhoc(tc, "Failed to initialize mutex: %s",
            uv_strerror(init_stat));
}
Exemple #8
0
void eventpool_init(enum eventpool_threads_t t) {
	/*
	 * Make sure we execute in the main thread
	 */
	const uv_thread_t pth_cur_id = uv_thread_self();
	assert(uv_thread_equal(&pth_main_id, &pth_cur_id));

	if(eventpoolinit == 1) {
		return;
	}
	eventpoolinit = 1;
	threads = t;

	if((async_req = MALLOC(sizeof(uv_async_t))) == NULL) {
		OUT_OF_MEMORY /*LCOV_EXCL_LINE*/
	}
	uv_async_init(uv_default_loop(), async_req, eventpool_execute);

	if(lockinit == 0) {
		lockinit = 1;
		// pthread_mutexattr_init(&listeners_attr);
		// pthread_mutexattr_settype(&listeners_attr, PTHREAD_MUTEX_RECURSIVE);
		// pthread_mutex_init(&listeners_lock, &listeners_attr);
		uv_mutex_init(&listeners_lock);
	}
}
Exemple #9
0
static void init_once(void) {
  unsigned int i;
  const char* val;

  nthreads = ARRAY_SIZE(default_threads);
  val = getenv("UV_THREADPOOL_SIZE");
  if (val != NULL) nthreads = atoi(val);
  if (nthreads == 0) nthreads = 1;
  if (nthreads > MAX_THREADPOOL_SIZE) nthreads = MAX_THREADPOOL_SIZE;

  threads = default_threads;
  if (nthreads > ARRAY_SIZE(default_threads)) {
    threads = malloc(nthreads * sizeof(threads[0]));
    if (threads == NULL) {
      nthreads = ARRAY_SIZE(default_threads);
      threads = default_threads;
    }
  }

  if (uv_cond_init(&cond)) abort();

  if (uv_mutex_init(&mutex)) abort();

  QUEUE_INIT(&wq);

  for (i = 0; i < nthreads; i++)
    if (uv_thread_create(threads + i, worker, NULL)) abort();

  initialized = 1;
}
Exemple #10
0
Adapter::Adapter()
{
    adapter = nullptr;

    eventCallbackMaxCount = 0;
    eventCallbackBatchEventCounter = 0;
    eventCallbackBatchEventTotalCount = 0;
    eventCallbackBatchNumber = 0;

    eventCallback = nullptr;

    eventIntervalTimer = nullptr;

    asyncEvent = nullptr;
    asyncLog = nullptr;
    asyncStatus = nullptr;

    adapterCloseMutex = new uv_mutex_t();

    if (uv_mutex_init(adapterCloseMutex) != 0)
    {
        std::cerr << "Not able to create adapterCloseMutex! Terminating." << std::endl;
        std::terminate();
    }

    adapters.push_back(this);
}
  LatencyAwarePolicyTest()
    : ccm_(new CCM::Bridge("config.txt"))
    , cluster_(cass_cluster_new())
    , thread_() {
    uv_mutex_init(&lock_);
    uv_cond_init(&condition_);

    // Create the cluster
    if (ccm_->create_cluster(3)) {
      ccm_->start_cluster();
    }

    // Initialize the cluster for latency aware
    cass_cluster_set_reconnect_wait_time(cluster_.get(), 1);
    cass_cluster_set_connect_timeout(cluster_.get(), 240 * test_utils::ONE_SECOND_IN_MICROS);
    cass_cluster_set_request_timeout(cluster_.get(), 240 * test_utils::ONE_SECOND_IN_MICROS);
    test_utils::initialize_contact_points(cluster_.get(), ccm_->get_ip_prefix(), 3, 0);
    cass_cluster_set_latency_aware_routing(cluster_.get(), cass_true);
    cass_cluster_set_latency_aware_routing_settings(cluster_.get(), 1e6, 1, 1, 1, 1);
    // Handle deprecated and removed protocol versions [CASSANDRA-10146]
    // https://issues.apache.org/jira/browse/CASSANDRA-10146
    int protocol_version = 1;
    if (test_utils::get_version() >= "3.0.0") {
      protocol_version = 3;
    }
    cass_cluster_set_protocol_version(cluster_.get(), protocol_version); // Protocol for this test doesn't matter so simply support all C* versions

    // Connect to the cluster
    session_ = test_utils::create_session(cluster_.get());
  }
Exemple #12
0
int uv__platform_loop_init(uv_loop_t* loop, int default_loop) {
  CFRunLoopSourceContext ctx;
  int r;

  if (uv__kqueue_init(loop))
    return -1;

  loop->cf_loop = NULL;
  if ((r = uv_mutex_init(&loop->cf_mutex)))
    return r;
  if ((r = uv_sem_init(&loop->cf_sem, 0)))
    return r;
  QUEUE_INIT(&loop->cf_signals);

  memset(&ctx, 0, sizeof(ctx));
  ctx.info = loop;
  ctx.perform = uv__cf_loop_cb;
  loop->cf_cb = CFRunLoopSourceCreate(NULL, 0, &ctx);

  if ((r = uv_thread_create(&loop->cf_thread, uv__cf_loop_runner, loop)))
    return r;

  /* Synchronize threads */
  uv_sem_wait(&loop->cf_sem);
  assert(ACCESS_ONCE(CFRunLoopRef, loop->cf_loop) != NULL);

  return 0;
}
Exemple #13
0
int uv_barrier_init(uv_barrier_t* barrier, unsigned int count) {
  int err;

  barrier->n = count;
  barrier->count = 0;

  err = uv_mutex_init(&barrier->mutex);
  if (err)
    return -err;

  err = uv_sem_init(&barrier->turnstile1, 0);
  if (err)
    goto error2;

  err = uv_sem_init(&barrier->turnstile2, 1);
  if (err)
    goto error;

  return 0;

error:
  uv_sem_destroy(&barrier->turnstile1);
error2:
  uv_mutex_destroy(&barrier->mutex);
  return -err;

}
Exemple #14
0
void
tor_init (void)
{
	if (initialized) {
		return;
	}

	ERR_load_crypto_strings();
	OpenSSL_add_all_algorithms();

	// enable proper threading
	locks.length = CRYPTO_num_locks();
	locks.item   = malloc(locks.length * sizeof(uv_mutex_t));

	for (size_t i = 0; i < locks.length; i++) {
		uv_mutex_init(&locks.item[i]);
	}

	CRYPTO_set_locking_callback(_locking_callback);
	CRYPTO_set_id_callback(uv_thread_self);
	CRYPTO_set_dynlock_create_callback(_dynlock_create_callback);
	CRYPTO_set_dynlock_lock_callback(_dynlock_lock_callback);
	CRYPTO_set_dynlock_destroy_callback(_dynlock_destroy_callback);

	ENGINE_load_builtin_engines();
	ENGINE_register_all_complete();

	initialized = true;
}
JNIAPI Java_com_tangide_canvas_CanvasJNI_surfaceCreated(JNIEnv * env, jobject obj) {
	int argc = 2;
	struct stat st = {0};

	lastRenderTime = getTime();
	startupTime =  lastRenderTime;

	const char* sysRoot = "/mnt/sdcard-ext/cantk-rt-v8";
	if(!stat(sysRoot, &st) == 0) {
		sysRoot = "/mnt/sdcard/cantk-rt-v8";
	}
	string str = "--sys-root=" + string(sysRoot);
	char* argv[3] = {"android", (char*)str.c_str(), NULL};

	Config::init(argc, argv);
	V8Wrapper::init(argc, argv);
	uv_mutex_init(&gLock);

	const char* defaultAppIndex = "/mnt/sdcard-ext/cantk-rt-v8/scripts/cantk/index.html";
	if(!stat(defaultAppIndex, &st) == 0) {
		defaultAppIndex = "/mnt/sdcard/cantk-rt-v8/scripts/cantk/index.html";
	}

	V8Wrapper::loadApp(defaultAppIndex);
}
Exemple #16
0
Graph::Graph() 
  :thread(NULL)
  ,is_running(false)
{
  uv_mutex_init(&mutex);
  uv_cond_init(&cv);
}
Exemple #17
0
inline static int uv__rwlock_fallback_init(uv_rwlock_t* rwlock) {
  int err;

  err = uv_mutex_init(&rwlock->fallback_.read_mutex_);
  if (err)
    return err;

  err = uv_mutex_init(&rwlock->fallback_.write_mutex_);
  if (err) {
    uv_mutex_destroy(&rwlock->fallback_.read_mutex_);
    return err;
  }

  rwlock->fallback_.num_readers_ = 0;

  return 0;
}
Exemple #18
0
 Mutex::Mutex() 
 {
     int r = uv_mutex_init(&mutex);
     if (r != 0)
     {
         throw std::runtime_error("Failed to create mutex.");
     }
 }
Exemple #19
0
/**
 * create loop, mutex, and start the thread
 */
UVEventLoop::UVEventLoop() {
	runUV = false;
	loop = uv_loop_new();
	if (uv_mutex_init(&mutex) < 0) { // oops
		;
	}
	StartUVRunner();
}
Exemple #20
0
/* Creates the allocator data structure with bins. */
MVMFixedSizeAlloc * MVM_fixed_size_create(MVMThreadContext *tc) {
    int init_stat;
    MVMFixedSizeAlloc *al = MVM_malloc(sizeof(MVMFixedSizeAlloc));
    al->size_classes = calloc(MVM_FSA_BINS, sizeof(MVMFixedSizeAllocSizeClass));
    if ((init_stat = uv_mutex_init(&(al->complex_alloc_mutex))) < 0)
        MVM_exception_throw_adhoc(tc, "Failed to initialize mutex: %s",
            uv_strerror(init_stat));
    return al;
}
Exemple #21
0
// initialize the threading infrastructure
void jl_init_threadinginfra(void)
{
    /* initialize the synchronization trees pool and the multiqueue */
    multiq_init();

    /* initialize the sleep mechanism */
    uv_mutex_init(&sleep_lock);
    uv_cond_init(&sleep_alarm);
}
Exemple #22
0
static mrb_value
mrb_uv_mutex_init(mrb_state *mrb, mrb_value self)
{
  uv_mutex_t *m = (uv_mutex_t*)mrb_malloc(mrb, sizeof(uv_mutex_t));
  mrb_uv_check_error(mrb, uv_mutex_init(m));
  DATA_PTR(self) = m;
  DATA_TYPE(self) = &mrb_uv_mutex_type;
  return self;
}
int uv_chan_init(uv_chan_t *chan) {
    int r = uv_mutex_init(&chan->mutex);
    if (r == -1)
        return r;

    QUEUE_INIT(&chan->q);

    return uv_cond_init(&chan->cond);
}
Exemple #24
0
int status_init(Status* status, int initial_count) {
  int rc;
  rc = uv_mutex_init(&status->mutex);
  if (rc != 0) return rc;
  rc = uv_cond_init(&status->cond);
  if (rc != 0) return rc;
  status->count = initial_count;
  return rc;
}
Exemple #25
0
void nub_loop_init(nub_loop_t* loop) {
  uv_async_t* async_handle;
  int er;

  er = uv_loop_init(&loop->uvloop);
  ASSERT(0 == er);

  er = uv_prepare_init(&loop->uvloop, &loop->queue_processor_);
  ASSERT(0 == er);
  loop->queue_processor_.data = loop;
  uv_unref((uv_handle_t*) &loop->queue_processor_);

  er = uv_mutex_init(&loop->queue_processor_lock_);
  ASSERT(0 == er);

  fuq_init(&loop->blocking_queue_);

  er = uv_sem_init(&loop->loop_lock_sem_, 0);
  ASSERT(0 == er);

  fuq_init(&loop->thread_dispose_queue_);

  er = uv_mutex_init(&loop->thread_dispose_lock_);
  ASSERT(0 == er);

  fuq_init(&loop->work_queue_);

  er = uv_mutex_init(&loop->work_lock_);
  ASSERT(0 == er);

  async_handle = (uv_async_t*) malloc(sizeof(*async_handle));
  CHECK_NE(NULL, async_handle);
  er = uv_async_init(&loop->uvloop, async_handle, nub__thread_dispose);
  ASSERT(0 == er);
  async_handle->data = loop;
  loop->work_ping_ = async_handle;
  uv_unref((uv_handle_t*) loop->work_ping_);

  loop->ref_ = 0;
  loop->disposed_ = 0;

  er = uv_prepare_start(&loop->queue_processor_, nub__async_prepare_cb);
  ASSERT(0 == er);
}
Exemple #26
0
void MVM_nfg_init(MVMThreadContext *tc) {
    int init_stat;
    tc->instance->nfg = calloc(1, sizeof(MVMNFGState));
    if ((init_stat = uv_mutex_init(&(tc->instance->nfg->update_mutex))) < 0) {
        fprintf(stderr, "MoarVM: Initialization of NFG update mutex failed\n    %s\n",
            uv_strerror(init_stat));
        exit(1);
    }
    cache_crlf(tc);
}
void EIO_List(uv_work_t* req) {
  // This code exists in javascript for unix platforms

#ifdef __APPLE__
  if(!lockInitialised)
  {
    uv_mutex_init(&list_mutex);
    lockInitialised = TRUE;
  }

  ListBaton* data = static_cast<ListBaton*>(req->data);

  stDeviceListItem* devices = GetSerialDevices();

  if (*(devices->length) > 0)
  {    
    stDeviceListItem* next = devices;
    
    for (int i = 0, len = *(devices->length); i < len; i++) {
        stSerialDevice device = (* next).value;

        ListResultItem* resultItem = new ListResultItem();
        resultItem->comName = device.port;

        if (device.locationId != NULL) {
          resultItem->locationId = device.locationId;
        }
        if (device.vendorId != NULL) {
          resultItem->vendorId = device.vendorId;
        }
        if (device.productId != NULL) {
          resultItem->productId = device.productId;
        }
        if (device.manufacturer != NULL) {
          resultItem->manufacturer = device.manufacturer;
        }
        if (device.serialNumber != NULL) {
          resultItem->serialNumber = device.serialNumber;
        }
        data->results.push_back(resultItem);

        stDeviceListItem* current = next;

        if (next->next != NULL)
        {
          next = next->next;
        }

        free(current);
    }

  }

#endif
}
Exemple #28
0
static int uv__loop_init(uv_loop_t* loop, int default_loop) {
  unsigned int i;
  int err;

  uv__signal_global_once_init();

  memset(loop, 0, sizeof(*loop));
  RB_INIT(&loop->timer_handles);
  QUEUE_INIT(&loop->wq);
  QUEUE_INIT(&loop->active_reqs);
  QUEUE_INIT(&loop->idle_handles);
  QUEUE_INIT(&loop->async_handles);
  QUEUE_INIT(&loop->check_handles);
  QUEUE_INIT(&loop->prepare_handles);
  QUEUE_INIT(&loop->handle_queue);

  loop->nfds = 0;
  loop->watchers = NULL;
  loop->nwatchers = 0;
  QUEUE_INIT(&loop->pending_queue);
  QUEUE_INIT(&loop->watcher_queue);

  loop->closing_handles = NULL;
  loop->time = uv__hrtime() / 1000000;
  uv__async_init(&loop->async_watcher);
  loop->signal_pipefd[0] = -1;
  loop->signal_pipefd[1] = -1;
  loop->backend_fd = -1;
  loop->emfile_fd = -1;

  loop->timer_counter = 0;
  loop->stop_flag = 0;

  err = uv__platform_loop_init(loop, default_loop);
  if (err)
    return err;

  uv_signal_init(loop, &loop->child_watcher);
  uv__handle_unref(&loop->child_watcher);
  loop->child_watcher.flags |= UV__HANDLE_INTERNAL;

  for (i = 0; i < ARRAY_SIZE(loop->process_handles); i++)
    QUEUE_INIT(loop->process_handles + i);

  if (uv_mutex_init(&loop->wq_mutex))
    abort();

  if (uv_async_init(loop, &loop->wq_async, uv__work_done))
    abort();

  uv__handle_unref(&loop->wq_async);
  loop->wq_async.flags |= UV__HANDLE_INTERNAL;

  return 0;
}
Exemple #29
0
int uv_loop_init(uv_loop_t* loop) {
  int err;

  uv__signal_global_once_init();

  memset(loop, 0, sizeof(*loop));
  heap_init((struct heap*) &loop->timer_heap);
  QUEUE_INIT(&loop->wq);
  QUEUE_INIT(&loop->active_reqs);
  QUEUE_INIT(&loop->idle_handles);
  QUEUE_INIT(&loop->async_handles);
  QUEUE_INIT(&loop->check_handles);
  QUEUE_INIT(&loop->prepare_handles);
  QUEUE_INIT(&loop->handle_queue);

  loop->nfds = 0;
  loop->watchers = NULL;
  loop->nwatchers = 0;
  QUEUE_INIT(&loop->pending_queue);
  QUEUE_INIT(&loop->watcher_queue);

  loop->closing_handles = NULL;
  uv__update_time(loop);
  uv__async_init(&loop->async_watcher);
  loop->signal_pipefd[0] = -1;
  loop->signal_pipefd[1] = -1;
  loop->backend_fd = -1;
  loop->emfile_fd = -1;

  loop->timer_counter = 0;
  loop->stop_flag = 0;

  err = uv__platform_loop_init(loop);
  if (err)
    return err;

  uv_signal_init(loop, &loop->child_watcher);
  uv__handle_unref(&loop->child_watcher);
  loop->child_watcher.flags |= UV__HANDLE_INTERNAL;
  QUEUE_INIT(&loop->process_handles);

  if (uv_rwlock_init(&loop->cloexec_lock))
    abort();

  if (uv_mutex_init(&loop->wq_mutex))
    abort();

  if (uv_async_init(loop, &loop->wq_async, uv__work_done))
    abort();

  uv__handle_unref(&loop->wq_async);
  loop->wq_async.flags |= UV__HANDLE_INTERNAL;

  return 0;
}
Exemple #30
0
int main (int argc, char** argv)
{
	int r;
	server_param = parse_arguments (argc, argv);
	LOG ("Extracting data ...");
	training_set = server_extract_data (server_param);
	LOG ("Learning ...");
	compile_training_set (training_set);
	factors = learn (training_set, server_param->model);
	factors_backup = copy_learned_factors (factors);
	LOG ("Learning completed");
	complete = malloc(20 *sizeof(int));
	memset(complete,0,20 *sizeof(int));
	//parser_settings.on_headers_complete = on_headers_complete;
	parser_settings.on_url = on_url;
	parser_settings.on_header_value = on_value;
	uv_loop = uv_default_loop();

	r = uv_tcp_init (uv_loop, &server);
	CHECK (r, "bind");

	struct sockaddr_in address = uv_ip4_addr ("0.0.0.0", server_param->port);

	r = uv_tcp_bind (&server, address);
	CHECK (r, "bind");
	uv_listen ( (uv_stream_t*) &server, 128, on_connect);

	LOGF ("listening on port %u", server_param->port);
    	uv_timer_t timer;
    	r = uv_timer_init(uv_default_loop(), &timer);
    	assert(r == 0);
   	r = uv_timer_start(&timer, timer_cb, 10000, 10000);
    	assert(r == 0);
	
  	r = uv_mutex_init(&factors_mutex);
  	assert(r == 0);
  	r = uv_mutex_init(&factors_backup_mutex);
  	assert(r == 0);
  	r = uv_mutex_init(&tset_mutex);
  	assert(r == 0);
	uv_run (uv_loop);
}