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node_worker.cc

Megabyte-scale size constant in sourceCopies bytes with native memcpy

SHA-256e3958252418e06490aa00214c2dfd461938ed7c12c736c25b2c132dae0600a91

Evidence

imports async_wrap-inl.h lines 1–21

1#include "node_worker.h"
2#include "debug_utils-inl.h"
3#include "histogram-inl.h"
4#include "memory_tracker-inl.h"
5#include "node_errors.h"
6#include "node_external_reference.h"
7#include "node_buffer.h"
8#include "node_options-inl.h"
9#include "node_perf.h"
10#include "node_snapshot_builder.h"
11#include "util-inl.h"
12#include "async_wrap-inl.h"
13
14#include <memory>
15#include <string>
16#include <vector>
17
18using node::kAllowedInEnvvar;
19using node::kDisallowedInEnvvar;
20using v8::Array;
21using v8::Arra …

Megabyte-scale size constant in source lines 41–51

41:13… lue;
42
43namespace node {
44namespace worker {
45
46constexpr double kMB = 1024 * 1024;
47
48Worker::Worker(Environment* env,
49               Local<Object> wrap,
50               const std::string& url,
51               con …

English function-word token "the" lines 62–69

26… ,
    snapshot_data_(snapshot_data) {
Debug(this, "Creating new worker instance with thread id %llu",
      thread_id_.id);
66
// Set up everything that needs to be set up in the parent environment.
MessagePort* parent_port = MessagePort::New(env, env->context());
if (p …

C declares a character or byte buffer lines 137–144

13… {
  int ret = uv_loop_init(&loop_);
  if (ret != 0) {
    char err_buf[128];
    uv_err_name_r(ret, err_buf, sizeof(err_buf));
    w->Exit(1, "ERR_WORKER_INIT_FAILED", err_buf);
    return;
  …

Copies bytes with native memcpy lines 725–731

725:19… r> ab = ArrayBuffer::New(isolate, sizeof(resource_limits_));
726
727  memcpy(ab->Data(), resource_limits_, sizeof(resource_limits_));
728  return Float64Array::New(ab, 0, kTotalResourceLimitCount);
729}
730
731void W …