Built motion from commit 6a09e18b.|2.6.11

[motion2.git] / legacy-libs / grpc-cloned / deps / grpc / src / core / ext / filters / workarounds / workaround_utils.cc

diff --git a/legacy-libs/grpc-cloned/deps/grpc/src/core/ext/filters/workarounds/workaround_utils.cc b/legacy-libs/grpc-cloned/deps/grpc/src/core/ext/filters/workarounds/workaround_utils.cc
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+++ b/legacy-libs/grpc-cloned/deps/grpc/src/core/ext/filters/workarounds/workaround_utils.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/ext/filters/workarounds/workaround_utils.h"
+
+#include <grpc/support/alloc.h>
+#include <grpc/support/log.h>
+
+user_agent_parser ua_parser[GRPC_MAX_WORKAROUND_ID];
+
+static void destroy_user_agent_md(void* user_agent_md) {
+  gpr_free(user_agent_md);
+}
+
+grpc_workaround_user_agent_md* grpc_parse_user_agent(grpc_mdelem md) {
+  grpc_workaround_user_agent_md* user_agent_md =
+      static_cast<grpc_workaround_user_agent_md*>(
+          grpc_mdelem_get_user_data(md, destroy_user_agent_md));
+
+  if (nullptr != user_agent_md) {
+    return user_agent_md;
+  }
+  user_agent_md = static_cast<grpc_workaround_user_agent_md*>(
+      gpr_malloc(sizeof(grpc_workaround_user_agent_md)));
+  for (int i = 0; i < GRPC_MAX_WORKAROUND_ID; i++) {
+    if (ua_parser[i]) {
+      user_agent_md->workaround_active[i] = ua_parser[i](md);
+    }
+  }
+  grpc_mdelem_set_user_data(md, destroy_user_agent_md, (void*)user_agent_md);
+
+  return user_agent_md;
+}
+
+void grpc_register_workaround(uint32_t id, user_agent_parser parser) {
+  GPR_ASSERT(id < GRPC_MAX_WORKAROUND_ID);
+  ua_parser[id] = parser;
+}