Built motion from commit 6a09e18b.|2.6.11

[motion2.git] / legacy-libs / grpc-cloned / deps / grpc / src / core / lib / surface / init_secure.cc

diff --git a/legacy-libs/grpc-cloned/deps/grpc/src/core/lib/surface/init_secure.cc b/legacy-libs/grpc-cloned/deps/grpc/src/core/lib/surface/init_secure.cc
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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.
+ *
+ */
+
+#include <grpc/support/port_platform.h>
+
+#include "src/core/lib/surface/init.h"
+
+#include <limits.h>
+#include <string.h>
+
+#include "src/core/lib/debug/trace.h"
+#include "src/core/lib/security/context/security_context.h"
+#include "src/core/lib/security/credentials/credentials.h"
+#include "src/core/lib/security/credentials/plugin/plugin_credentials.h"
+#include "src/core/lib/security/security_connector/security_connector.h"
+#include "src/core/lib/security/transport/auth_filters.h"
+#include "src/core/lib/security/transport/secure_endpoint.h"
+#include "src/core/lib/security/transport/security_handshaker.h"
+#include "src/core/lib/surface/channel_init.h"
+#include "src/core/tsi/transport_security_interface.h"
+
+void grpc_security_pre_init(void) {}
+
+static bool maybe_prepend_client_auth_filter(
+    grpc_channel_stack_builder* builder, void* arg) {
+  const grpc_channel_args* args =
+      grpc_channel_stack_builder_get_channel_arguments(builder);
+  if (args) {
+    for (size_t i = 0; i < args->num_args; i++) {
+      if (0 == strcmp(GRPC_ARG_SECURITY_CONNECTOR, args->args[i].key)) {
+        return grpc_channel_stack_builder_prepend_filter(
+            builder, &grpc_client_auth_filter, nullptr, nullptr);
+      }
+    }
+  }
+  return true;
+}
+
+static bool maybe_prepend_server_auth_filter(
+    grpc_channel_stack_builder* builder, void* arg) {
+  const grpc_channel_args* args =
+      grpc_channel_stack_builder_get_channel_arguments(builder);
+  if (args) {
+    for (size_t i = 0; i < args->num_args; i++) {
+      if (0 == strcmp(GRPC_SERVER_CREDENTIALS_ARG, args->args[i].key)) {
+        return grpc_channel_stack_builder_prepend_filter(
+            builder, &grpc_server_auth_filter, nullptr, nullptr);
+      }
+    }
+  }
+  return true;
+}
+
+void grpc_register_security_filters(void) {
+  // Register the auth client with a priority < INT_MAX to allow the authority
+  // filter -on which the auth filter depends- to be higher on the channel
+  // stack.
+  grpc_channel_init_register_stage(GRPC_CLIENT_SUBCHANNEL, INT_MAX - 1,
+                                   maybe_prepend_client_auth_filter, nullptr);
+  grpc_channel_init_register_stage(GRPC_CLIENT_DIRECT_CHANNEL, INT_MAX - 1,
+                                   maybe_prepend_client_auth_filter, nullptr);
+  grpc_channel_init_register_stage(GRPC_SERVER_CHANNEL, INT_MAX - 1,
+                                   maybe_prepend_server_auth_filter, nullptr);
+}
+
+void grpc_security_init() {
+  grpc_core::SecurityRegisterHandshakerFactories();
+  grpc_control_plane_credentials_init();
+}