binding.cc

/*
 * Copyright 2023 Datadog, Inc
 *
 * 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 <nan.h>
#include <node.h>
#include <v8.h>

#include "allocation-profile-node.hh"
#include "otel-thread-ctx.hh"
#include "profilers/heap.hh"
#include "profilers/wall.hh"
#include "translate-time-profile.hh"

#ifdef __linux__
#include <sys/syscall.h>
#include <unistd.h>
#endif

static NAN_METHOD(GetNativeThreadId) {
#ifdef __APPLE__
  uint64_t native_id;
  (void)pthread_threadid_np(NULL, &native_id);
#elif defined(__linux__)
  pid_t native_id = syscall(SYS_gettid);
#elif defined(_MSC_VER)
  DWORD native_id = GetCurrentThreadId();
#endif
  info.GetReturnValue().Set(v8::Integer::New(info.GetIsolate(), native_id));
}

#if defined(__GNUC__) && !defined(__clang__)
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wcast-function-type"
#endif
NODE_MODULE_INIT(/* exports, module, context */) {
#if defined(__GNUC__) && !defined(__clang__)
#pragma GCC diagnostic pop
#endif

  dd::AllocationProfileNodeView::Init(exports);
  dd::TimeProfileNodeView::Init(exports);
  dd::HeapProfiler::Init(exports);
  dd::WallProfiler::Init(exports);
  dd::OtelThreadCtx::Init(exports);
  Nan::SetMethod(exports, "getNativeThreadId", GetNativeThreadId);
}