turnidge@google.com
abaf2b35c3
Review URL: https://chromiumcodereview.appspot.com//9691020 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@5371 260f80e4-7a28-3924-810f-c04153c831b5
78 lines
2.3 KiB
C++
78 lines
2.3 KiB
C++
// Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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#include "vm/bootstrap.h"
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#include "include/dart_api.h"
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#include "vm/bootstrap_natives.h"
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#include "vm/dart_api_impl.h"
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#include "vm/object.h"
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#include "vm/object_store.h"
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namespace dart {
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// List all native functions implemented in the vm or core bootstrap dart
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// libraries so that we can resolve the native function to it's entry
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// point.
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static struct NativeEntries {
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const char* name_;
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Dart_NativeFunction function_;
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int argument_count_;
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} BootStrapEntries[] = {
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BOOTSTRAP_NATIVE_LIST(REGISTER_NATIVE_ENTRY)
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};
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static Dart_NativeFunction NativeLookup(Dart_Handle name,
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int argument_count) {
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const Object& obj = Object::Handle(Api::UnwrapHandle(name));
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if (!obj.IsString()) {
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return NULL;
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}
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const char* function_name = obj.ToCString();
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ASSERT(function_name != NULL);
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int num_entries = sizeof(BootStrapEntries) / sizeof(struct NativeEntries);
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for (int i = 0; i < num_entries; i++) {
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struct NativeEntries* entry = &(BootStrapEntries[i]);
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if (!strncmp(function_name, entry->name_, strlen(entry->name_))) {
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if (entry->argument_count_ == argument_count) {
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return reinterpret_cast<Dart_NativeFunction>(entry->function_);
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} else {
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// Wrong number of arguments.
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// TODO(regis): Should we pass a buffer for error reporting?
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return NULL;
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}
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}
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}
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return NULL;
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}
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void Bootstrap::SetupNativeResolver() {
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Library& library = Library::Handle();
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library = Library::CoreLibrary();
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ASSERT(!library.IsNull());
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library.set_native_entry_resolver(
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reinterpret_cast<Dart_NativeEntryResolver>(NativeLookup));
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library = Library::CoreImplLibrary();
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ASSERT(!library.IsNull());
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library.set_native_entry_resolver(
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reinterpret_cast<Dart_NativeEntryResolver>(NativeLookup));
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library = Library::MirrorsLibrary();
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ASSERT(!library.IsNull());
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library.set_native_entry_resolver(
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reinterpret_cast<Dart_NativeEntryResolver>(NativeLookup));
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library = Library::IsolateLibrary();
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ASSERT(!library.IsNull());
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library.set_native_entry_resolver(
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reinterpret_cast<Dart_NativeEntryResolver>(NativeLookup));
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}
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} // namespace dart
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