// Copyright 2017 Google Inc. All Rights Reserved.
//
// 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 "starboard/thread.h"

#include <windows.h>

#include "starboard/shared/win32/thread_private.h"

bool SbThreadSetLocalValue(SbThreadLocalKey key, void* value) {
  if (!SbThreadIsValidLocalKey(key)) {
    return false;
  }
  DWORD tls_index = static_cast<SbThreadLocalKeyPrivate*>(key)->tls_index;
  return TlsSetValue(tls_index, value);
}
