dart_io.cc

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// Copyright 2013 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
 
#include "flutter/lib/io/dart_io.h"
 
#include "flutter/fml/logging.h"
#include "third_party/dart/runtime/include/bin/dart_io_api.h"
#include "third_party/dart/runtime/include/dart_api.h"
#include "third_party/tonic/converter/dart_converter.h"
#include "third_party/tonic/logging/dart_error.h"
 
using tonic::CheckAndHandleError;
using tonic::ToDart;
 
namespace flutter {
 
void DartIO::InitForIsolate(bool may_insecurely_connect_to_all_domains,
                            const std::string& domain_network_policy) {
  // TODO(https://dartbug.com/61694): move this code into dart_io_api.h
  Dart_Handle io_lib = Dart_LookupLibrary(ToDart("dart:io"));
  Dart_Handle result = Dart_SetNativeResolver(io_lib, dart::bin::LookupIONative,
                                              dart::bin::LookupIONativeSymbol);
  FML_CHECK(!CheckAndHandleError(result));
  result = Dart_SetFfiNativeResolver(io_lib, dart::bin::LookupIOFfiNative);
  FML_CHECK(!CheckAndHandleError(result));
 
  Dart_Handle ui_lib = Dart_LookupLibrary(ToDart("dart:ui"));
  Dart_Handle dart_validate_args[1];
  dart_validate_args[0] = ToDart(may_insecurely_connect_to_all_domains);
  Dart_Handle http_connection_hook_closure =
      Dart_Invoke(ui_lib, ToDart("_getHttpConnectionHookClosure"),
                  /*number_of_arguments=*/1, dart_validate_args);
  FML_CHECK(!CheckAndHandleError(http_connection_hook_closure));
  Dart_Handle http_lib = Dart_LookupLibrary(ToDart("dart:_http"));
  FML_CHECK(!CheckAndHandleError(http_lib));
  Dart_Handle set_http_connection_hook_result = Dart_SetField(
      http_lib, ToDart("_httpConnectionHook"), http_connection_hook_closure);
  FML_CHECK(!CheckAndHandleError(set_http_connection_hook_result));
}
 
}  // namespace flutter