Revert "Start adding TLS (SSL) sockets to dart:io."

runtime/bin/tls_socket.cc

Index: runtime/bin/tls_socket.cc
diff --git a/runtime/bin/tls_socket.cc b/runtime/bin/tls_socket.cc
deleted file mode 100644
index 9ba0983d1a716037b7a59b17515e44facd571202..0000000000000000000000000000000000000000
--- a/runtime/bin/tls_socket.cc
+++ /dev/null
@@ -1,157 +0,0 @@
-// Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-#include "bin/tls_socket.h"
-
-#include "bin/builtin.h"
-#include "bin/dartutils.h"
-#include "bin/thread.h"
-#include "bin/utils.h"
-
-#include "include/dart_api.h"
-
-bool TlsFilter::library_initialized_ = false;
-
-static TlsFilter* NativePeer(Dart_NativeArguments args) {
-  TlsFilter* native_peer;
-
-  Dart_Handle dart_this = HandleError(Dart_GetNativeArgument(args, 0));
-  ASSERT(Dart_IsInstance(dart_this));
-  HandleError(Dart_GetNativeInstanceField(dart_this, 0,
-      reinterpret_cast<intptr_t*>(&native_peer)));
-  return native_peer;
-}
-
-
-static void SetNativePeer(Dart_NativeArguments args, TlsFilter* native_peer) {
-  Dart_Handle dart_this = HandleError(Dart_GetNativeArgument(args, 0));
-  ASSERT(Dart_IsInstance(dart_this));
-  HandleError(Dart_SetNativeInstanceField(dart_this, 0,
-      reinterpret_cast<intptr_t>(native_peer)));
-}
-
-
-void FUNCTION_NAME(TlsSocket_Init)(Dart_NativeArguments args) {
-  Dart_EnterScope();
-  TlsFilter* native_peer = new TlsFilter;
-  Dart_Handle dart_this = Dart_GetNativeArgument(args, 0);
-  if (Dart_IsError(dart_this)) {
-    delete native_peer;
-    Dart_PropagateError(dart_this);
-  }
-  SetNativePeer(args, native_peer);
-  native_peer->Init(dart_this);
-
-
-  Dart_SetReturnValue(args, Dart_Null());
-  Dart_ExitScope();
-}
-
-
-void FUNCTION_NAME(TlsSocket_Connect)(Dart_NativeArguments args) {
-  Dart_EnterScope();
-  NativePeer(args)->Connect();
-  Dart_SetReturnValue(args, Dart_Null());
-  Dart_ExitScope();
-}
-
-
-void FUNCTION_NAME(TlsSocket_Destroy)(Dart_NativeArguments args) {
-  Dart_EnterScope();
-  TlsFilter* native_peer = NativePeer(args);
-  SetNativePeer(args, NULL);
-  native_peer->Destroy();
-  delete native_peer;
-  Dart_SetReturnValue(args, Dart_Null());
-  Dart_ExitScope();
-}
-
-
-void FUNCTION_NAME(TlsSocket_RegisterHandshakeCallbacks)(
-    Dart_NativeArguments args) {
-  Dart_EnterScope();
-  Dart_Handle handshake_start = HandleError(Dart_GetNativeArgument(args, 1));
-  Dart_Handle handshake_finish = HandleError(Dart_GetNativeArgument(args, 2));
-  if (!Dart_IsClosure(handshake_start) ||
-      !Dart_IsClosure(handshake_finish)) {
-    Dart_ThrowException(DartUtils::NewDartIllegalArgumentException(
-        "Illegal argument to RegisterHandshakeCallbacks"));
-  }
-  NativePeer(args)->RegisterHandshakeCallbacks(handshake_start,
-                                               handshake_finish);
-  Dart_SetReturnValue(args, Dart_Null());
-  Dart_ExitScope();
-}
-
-
-void FUNCTION_NAME(TlsSocket_ProcessBuffer)(Dart_NativeArguments args) {
-  Dart_EnterScope();
-  Dart_Handle buffer_id_object = HandleError(Dart_GetNativeArgument(args, 1));
-  int64_t buffer_id = DartUtils::GetIntegerValue(buffer_id_object);
-  if (buffer_id < 0 || buffer_id >= TlsFilter::kNumBuffers) {
-    Dart_ThrowException(DartUtils::NewDartIllegalArgumentException(
-        "Illegal argument to ProcessBuffer"));
-  }
-
-  intptr_t bytes_read =
-      NativePeer(args)->ProcessBuffer(static_cast<int>(buffer_id));
-  Dart_SetReturnValue(args, Dart_NewInteger(bytes_read));
-  Dart_ExitScope();
-}
-
-
-void TlsFilter::Init(Dart_Handle dart_this) {
-  stringStart_ = HandleError(
-      Dart_NewPersistentHandle(Dart_NewString("start")));
-  stringLength_ = HandleError(
-      Dart_NewPersistentHandle(Dart_NewString("length")));
-
-  InitializeBuffers(dart_this);
-  InitializePlatformData();
-}
-
-
-void TlsFilter::InitializeBuffers(Dart_Handle dart_this) {
-  // Create TlsFilter buffers as ExternalUint8Array objects.
-  Dart_Handle dart_buffers_object = HandleError(
-      Dart_GetField(dart_this, Dart_NewString("buffers")));
-  Dart_Handle dart_buffer_object = HandleError(
-      Dart_ListGetAt(dart_buffers_object, kReadPlaintext));
-  Dart_Handle tlsExternalBuffer_class = HandleError(
-      Dart_InstanceGetClass(dart_buffer_object));
-  Dart_Handle dart_buffer_size = HandleError(
-      Dart_GetField(tlsExternalBuffer_class, Dart_NewString("kSize")));
-  buffer_size_ = DartUtils::GetIntegerValue(dart_buffer_size);
-  if (buffer_size_ <= 0 || buffer_size_ > 1024 * 1024) {
-    Dart_ThrowException(
-        Dart_NewString("Invalid buffer size in _TlsExternalBuffer"));
-  }
-
-  for (int i = 0; i < kNumBuffers; ++i) {
-    dart_buffer_objects_[i] = HandleError(
-        Dart_NewPersistentHandle(Dart_ListGetAt(dart_buffers_object, i)));
-    buffers_[i] = new uint8_t[buffer_size_];
-    Dart_Handle data = HandleError(
-      Dart_NewExternalByteArray(buffers_[i],
-                                buffer_size_, NULL, NULL));
-    HandleError(
-        Dart_SetField(dart_buffer_objects_[i], Dart_NewString("data"), data));
-  }
-}
-
-
-void TlsFilter::RegisterHandshakeCallbacks(Dart_Handle start,
-                                           Dart_Handle finish) {
-  handshake_start_ = HandleError(Dart_NewPersistentHandle(start));
-  handshake_finish_ = HandleError(Dart_NewPersistentHandle(finish));
-}
-
-
-void TlsFilter::DestroyPlatformIndependent() {
-  for (int i = 0; i < kNumBuffers; ++i) {
-    Dart_DeletePersistentHandle(dart_buffer_objects_[i]);
-  }
-  Dart_DeletePersistentHandle(stringStart_);
-  Dart_DeletePersistentHandle(stringLength_);
-}