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Unified Diff: sandbox/win/src/top_level_dispatcher.cc

Issue 1851213002: Remove sandbox on Windows. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: fix nacl compile issues Created 4 years, 9 months ago
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Index: sandbox/win/src/top_level_dispatcher.cc
diff --git a/sandbox/win/src/top_level_dispatcher.cc b/sandbox/win/src/top_level_dispatcher.cc
deleted file mode 100644
index 1880c62a3221ea34dc40184636c5e1ab9b56201c..0000000000000000000000000000000000000000
--- a/sandbox/win/src/top_level_dispatcher.cc
+++ /dev/null
@@ -1,147 +0,0 @@
-// Copyright 2015 The Chromium 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 "sandbox/win/src/top_level_dispatcher.h"
-
-#include <stdint.h>
-#include <string.h>
-
-#include "base/logging.h"
-#include "base/memory/scoped_ptr.h"
-#include "sandbox/win/src/crosscall_server.h"
-#include "sandbox/win/src/filesystem_dispatcher.h"
-#include "sandbox/win/src/handle_dispatcher.h"
-#include "sandbox/win/src/interception.h"
-#include "sandbox/win/src/internal_types.h"
-#include "sandbox/win/src/ipc_tags.h"
-#include "sandbox/win/src/named_pipe_dispatcher.h"
-#include "sandbox/win/src/process_mitigations_win32k_dispatcher.h"
-#include "sandbox/win/src/process_thread_dispatcher.h"
-#include "sandbox/win/src/registry_dispatcher.h"
-#include "sandbox/win/src/sandbox_policy_base.h"
-#include "sandbox/win/src/sync_dispatcher.h"
-
-namespace sandbox {
-
-TopLevelDispatcher::TopLevelDispatcher(PolicyBase* policy) : policy_(policy) {
- // Initialize the IPC dispatcher array.
- memset(ipc_targets_, 0, sizeof(ipc_targets_));
- Dispatcher* dispatcher;
-
- dispatcher = new FilesystemDispatcher(policy_);
- ipc_targets_[IPC_NTCREATEFILE_TAG] = dispatcher;
- ipc_targets_[IPC_NTOPENFILE_TAG] = dispatcher;
- ipc_targets_[IPC_NTSETINFO_RENAME_TAG] = dispatcher;
- ipc_targets_[IPC_NTQUERYATTRIBUTESFILE_TAG] = dispatcher;
- ipc_targets_[IPC_NTQUERYFULLATTRIBUTESFILE_TAG] = dispatcher;
- filesystem_dispatcher_.reset(dispatcher);
-
- dispatcher = new NamedPipeDispatcher(policy_);
- ipc_targets_[IPC_CREATENAMEDPIPEW_TAG] = dispatcher;
- named_pipe_dispatcher_.reset(dispatcher);
-
- dispatcher = new ThreadProcessDispatcher(policy_);
- ipc_targets_[IPC_NTOPENTHREAD_TAG] = dispatcher;
- ipc_targets_[IPC_NTOPENPROCESS_TAG] = dispatcher;
- ipc_targets_[IPC_CREATEPROCESSW_TAG] = dispatcher;
- ipc_targets_[IPC_NTOPENPROCESSTOKEN_TAG] = dispatcher;
- ipc_targets_[IPC_NTOPENPROCESSTOKENEX_TAG] = dispatcher;
- ipc_targets_[IPC_CREATETHREAD_TAG] = dispatcher;
- thread_process_dispatcher_.reset(dispatcher);
-
- dispatcher = new SyncDispatcher(policy_);
- ipc_targets_[IPC_CREATEEVENT_TAG] = dispatcher;
- ipc_targets_[IPC_OPENEVENT_TAG] = dispatcher;
- sync_dispatcher_.reset(dispatcher);
-
- dispatcher = new RegistryDispatcher(policy_);
- ipc_targets_[IPC_NTCREATEKEY_TAG] = dispatcher;
- ipc_targets_[IPC_NTOPENKEY_TAG] = dispatcher;
- registry_dispatcher_.reset(dispatcher);
-
- dispatcher = new HandleDispatcher(policy_);
- ipc_targets_[IPC_DUPLICATEHANDLEPROXY_TAG] = dispatcher;
- handle_dispatcher_.reset(dispatcher);
-
- dispatcher = new ProcessMitigationsWin32KDispatcher(policy_);
- ipc_targets_[IPC_GDI_GDIDLLINITIALIZE_TAG] = dispatcher;
- ipc_targets_[IPC_GDI_GETSTOCKOBJECT_TAG] = dispatcher;
- ipc_targets_[IPC_USER_REGISTERCLASSW_TAG] = dispatcher;
- process_mitigations_win32k_dispatcher_.reset(dispatcher);
-}
-
-TopLevelDispatcher::~TopLevelDispatcher() {}
-
-// When an IPC is ready in any of the targets we get called. We manage an array
-// of IPC dispatchers which are keyed on the IPC tag so we normally delegate
-// to the appropriate dispatcher unless we can handle the IPC call ourselves.
-Dispatcher* TopLevelDispatcher::OnMessageReady(IPCParams* ipc,
- CallbackGeneric* callback) {
- DCHECK(callback);
- static const IPCParams ping1 = {IPC_PING1_TAG, {UINT32_TYPE}};
- static const IPCParams ping2 = {IPC_PING2_TAG, {INOUTPTR_TYPE}};
-
- if (ping1.Matches(ipc) || ping2.Matches(ipc)) {
- *callback = reinterpret_cast<CallbackGeneric>(
- static_cast<Callback1>(&TopLevelDispatcher::Ping));
- return this;
- }
-
- Dispatcher* dispatcher = GetDispatcher(ipc->ipc_tag);
- if (!dispatcher) {
- NOTREACHED();
- return NULL;
- }
- return dispatcher->OnMessageReady(ipc, callback);
-}
-
-// Delegate to the appropriate dispatcher.
-bool TopLevelDispatcher::SetupService(InterceptionManager* manager,
- int service) {
- if (IPC_PING1_TAG == service || IPC_PING2_TAG == service)
- return true;
-
- Dispatcher* dispatcher = GetDispatcher(service);
- if (!dispatcher) {
- NOTREACHED();
- return false;
- }
- return dispatcher->SetupService(manager, service);
-}
-
-// We service IPC_PING_TAG message which is a way to test a round trip of the
-// IPC subsystem. We receive a integer cookie and we are expected to return the
-// cookie times two (or three) and the current tick count.
-bool TopLevelDispatcher::Ping(IPCInfo* ipc, void* arg1) {
- switch (ipc->ipc_tag) {
- case IPC_PING1_TAG: {
- IPCInt ipc_int(arg1);
- uint32_t cookie = ipc_int.As32Bit();
- ipc->return_info.extended_count = 2;
- ipc->return_info.extended[0].unsigned_int = ::GetTickCount();
- ipc->return_info.extended[1].unsigned_int = 2 * cookie;
- return true;
- }
- case IPC_PING2_TAG: {
- CountedBuffer* io_buffer = reinterpret_cast<CountedBuffer*>(arg1);
- if (sizeof(uint32_t) != io_buffer->Size())
- return false;
-
- uint32_t* cookie = reinterpret_cast<uint32_t*>(io_buffer->Buffer());
- *cookie = (*cookie) * 3;
- return true;
- }
- default:
- return false;
- }
-}
-
-Dispatcher* TopLevelDispatcher::GetDispatcher(int ipc_tag) {
- if (ipc_tag >= IPC_LAST_TAG || ipc_tag <= IPC_UNUSED_TAG)
- return NULL;
-
- return ipc_targets_[ipc_tag];
-}
-
-} // namespace sandbox
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