Built motion from commit 6a09e18b.|2.6.11
[motion2.git] / legacy-libs / grpc-cloned / deps / grpc / src / core / lib / surface / completion_queue_factory.cc
diff --git a/legacy-libs/grpc-cloned/deps/grpc/src/core/lib/surface/completion_queue_factory.cc b/legacy-libs/grpc-cloned/deps/grpc/src/core/lib/surface/completion_queue_factory.cc
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+/*
+ *
+ * Copyright 2017 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/surface/completion_queue.h"
+#include "src/core/lib/surface/completion_queue_factory.h"
+
+#include <grpc/support/log.h>
+
+/*
+ * == Default completion queue factory implementation ==
+ */
+
+static grpc_completion_queue* default_create(
+    const grpc_completion_queue_factory* factory,
+    const grpc_completion_queue_attributes* attr) {
+  return grpc_completion_queue_create_internal(
+      attr->cq_completion_type, attr->cq_polling_type, attr->cq_shutdown_cb);
+}
+
+static grpc_completion_queue_factory_vtable default_vtable = {default_create};
+
+static const grpc_completion_queue_factory g_default_cq_factory = {
+    "Default Factory", nullptr, &default_vtable};
+
+/*
+ * == Completion queue factory APIs
+ */
+
+const grpc_completion_queue_factory* grpc_completion_queue_factory_lookup(
+    const grpc_completion_queue_attributes* attributes) {
+  GPR_ASSERT(attributes->version >= 1 &&
+             attributes->version <= GRPC_CQ_CURRENT_VERSION);
+
+  /* The default factory can handle version 1 of the attributes structure. We
+     may have to change this as more fields are added to the structure */
+  return &g_default_cq_factory;
+}
+
+/*
+ * == Completion queue creation APIs ==
+ */
+
+grpc_completion_queue* grpc_completion_queue_create_for_next(void* reserved) {
+  GPR_ASSERT(!reserved);
+  grpc_completion_queue_attributes attr = {1, GRPC_CQ_NEXT,
+                                           GRPC_CQ_DEFAULT_POLLING, nullptr};
+  return g_default_cq_factory.vtable->create(&g_default_cq_factory, &attr);
+}
+
+grpc_completion_queue* grpc_completion_queue_create_for_pluck(void* reserved) {
+  GPR_ASSERT(!reserved);
+  grpc_completion_queue_attributes attr = {1, GRPC_CQ_PLUCK,
+                                           GRPC_CQ_DEFAULT_POLLING, nullptr};
+  return g_default_cq_factory.vtable->create(&g_default_cq_factory, &attr);
+}
+
+grpc_completion_queue* grpc_completion_queue_create_for_callback(
+    grpc_experimental_completion_queue_functor* shutdown_callback,
+    void* reserved) {
+  GPR_ASSERT(!reserved);
+  grpc_completion_queue_attributes attr = {
+      2, GRPC_CQ_CALLBACK, GRPC_CQ_DEFAULT_POLLING, shutdown_callback};
+  return g_default_cq_factory.vtable->create(&g_default_cq_factory, &attr);
+}
+
+grpc_completion_queue* grpc_completion_queue_create(
+    const grpc_completion_queue_factory* factory,
+    const grpc_completion_queue_attributes* attr, void* reserved) {
+  GPR_ASSERT(!reserved);
+  return factory->vtable->create(factory, attr);
+}