--- /dev/null
+/*
+ *
+ * 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.
+ *
+ */
+
+#include <grpc/support/port_platform.h>
+
+#include "src/core/lib/iomgr/port.h"
+
+#ifdef GRPC_POSIX_SOCKET_IOMGR
+
+#include "src/core/lib/debug/trace.h"
+#include "src/core/lib/iomgr/ev_posix.h"
+#include "src/core/lib/iomgr/iomgr_internal.h"
+#include "src/core/lib/iomgr/iomgr_posix.h"
+#include "src/core/lib/iomgr/resolve_address.h"
+#include "src/core/lib/iomgr/tcp_client.h"
+#include "src/core/lib/iomgr/tcp_posix.h"
+#include "src/core/lib/iomgr/tcp_server.h"
+#include "src/core/lib/iomgr/timer.h"
+
+extern grpc_tcp_server_vtable grpc_posix_tcp_server_vtable;
+extern grpc_tcp_client_vtable grpc_posix_tcp_client_vtable;
+extern grpc_timer_vtable grpc_generic_timer_vtable;
+extern grpc_pollset_vtable grpc_posix_pollset_vtable;
+extern grpc_pollset_set_vtable grpc_posix_pollset_set_vtable;
+extern grpc_address_resolver_vtable grpc_posix_resolver_vtable;
+
+static void iomgr_platform_init(void) {
+ grpc_wakeup_fd_global_init();
+ grpc_event_engine_init();
+}
+
+static void iomgr_platform_flush(void) {}
+
+static void iomgr_platform_shutdown(void) {
+ grpc_event_engine_shutdown();
+ grpc_wakeup_fd_global_destroy();
+}
+
+static void iomgr_platform_shutdown_background_closure(void) {
+ grpc_shutdown_background_closure();
+}
+
+static bool iomgr_platform_is_any_background_poller_thread(void) {
+ return grpc_is_any_background_poller_thread();
+}
+
+static bool iomgr_platform_add_closure_to_background_poller(
+ grpc_closure* closure, grpc_error* error) {
+ return grpc_add_closure_to_background_poller(closure, error);
+}
+
+static grpc_iomgr_platform_vtable vtable = {
+ iomgr_platform_init,
+ iomgr_platform_flush,
+ iomgr_platform_shutdown,
+ iomgr_platform_shutdown_background_closure,
+ iomgr_platform_is_any_background_poller_thread,
+ iomgr_platform_add_closure_to_background_poller};
+
+void grpc_set_default_iomgr_platform() {
+ grpc_set_tcp_client_impl(&grpc_posix_tcp_client_vtable);
+ grpc_set_tcp_server_impl(&grpc_posix_tcp_server_vtable);
+ grpc_set_timer_impl(&grpc_generic_timer_vtable);
+ grpc_set_pollset_vtable(&grpc_posix_pollset_vtable);
+ grpc_set_pollset_set_vtable(&grpc_posix_pollset_set_vtable);
+ grpc_set_resolver_impl(&grpc_posix_resolver_vtable);
+ grpc_set_iomgr_platform_vtable(&vtable);
+}
+
+bool grpc_iomgr_run_in_background() {
+ return grpc_event_engine_run_in_background();
+}
+
+#endif /* GRPC_POSIX_SOCKET_IOMGR */