Built motion from commit 6a09e18b.|2.6.11

[motion2.git] / legacy-libs / grpc / deps / grpc / src / core / lib / iomgr / iomgr.h

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+/*
+ *
+ * Copyright 2015 gRPC authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+#ifndef GRPC_CORE_LIB_IOMGR_IOMGR_H
+#define GRPC_CORE_LIB_IOMGR_IOMGR_H
+
+#include <grpc/support/port_platform.h>
+
+#include "src/core/lib/iomgr/closure.h"
+#include "src/core/lib/iomgr/port.h"
+
+#include <stdlib.h>
+
+/** Initializes the iomgr. */
+void grpc_iomgr_init();
+
+/** Starts any background threads for iomgr. */
+void grpc_iomgr_start();
+
+/** Signals the intention to shutdown the iomgr. Expects to be able to flush
+ * exec_ctx. */
+void grpc_iomgr_shutdown();
+
+/** Signals the intention to shutdown all the closures registered in the
+ * background poller. */
+void grpc_iomgr_shutdown_background_closure();
+
+/* Returns true if polling engine runs in the background, false otherwise.
+ * Currently only 'epollbg' runs in the background.
+ */
+bool grpc_iomgr_run_in_background();
+
+/** Returns true if the caller is a worker thread for any background poller. */
+bool grpc_iomgr_is_any_background_poller_thread();
+
+/** Returns true if the closure is registered into the background poller. Note
+ * that the closure may or may not run yet when this function returns, and the
+ * closure should not be blocking or long-running. */
+bool grpc_iomgr_add_closure_to_background_poller(grpc_closure* closure,
+                                                 grpc_error* error);
+
+/* Exposed only for testing */
+size_t grpc_iomgr_count_objects_for_testing();
+
+#endif /* GRPC_CORE_LIB_IOMGR_IOMGR_H */