diff options
Diffstat (limited to 'chrome/browser/nacl_process_host.cc')
| -rw-r--r-- | chrome/browser/nacl_process_host.cc | 187 |
1 files changed, 0 insertions, 187 deletions
diff --git a/chrome/browser/nacl_process_host.cc b/chrome/browser/nacl_process_host.cc deleted file mode 100644 index 72db561..0000000 --- a/chrome/browser/nacl_process_host.cc +++ /dev/null @@ -1,187 +0,0 @@ -// Copyright (c) 2009 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 "build/build_config.h" - -#include "chrome/browser/nacl_process_host.h" - -#if defined(OS_POSIX) -#include <fcntl.h> -#endif - -#if defined(OS_POSIX) -#include "base/global_descriptors_posix.h" -#endif -#include "base/path_service.h" -#include "base/process_util.h" -#include "chrome/browser/renderer_host/resource_message_filter.h" -#include "chrome/common/chrome_descriptors.h" -#include "chrome/common/chrome_switches.h" -#include "chrome/common/logging_chrome.h" -#include "chrome/common/nacl_messages.h" -#include "ipc/ipc_switches.h" - -#if defined(OS_WIN) -#include "chrome/browser/sandbox_policy.h" -#endif - -#if defined(OS_POSIX) -#include "ipc/ipc_channel_posix.h" -#endif - -NaClProcessHost::NaClProcessHost( - ResourceDispatcherHost *resource_dispatcher_host) - : ChildProcessHost(NACL_PROCESS, resource_dispatcher_host), - resource_dispatcher_host_(resource_dispatcher_host) { -} - -bool NaClProcessHost::Launch(ResourceMessageFilter* renderer_msg_filter, - const int descriptor, - nacl::FileDescriptor* handle) { - nacl::Handle pair[2]; - bool success = false; - // Create a connected socket - if (nacl::SocketPair(pair) == -1) { - NATIVE_HANDLE(*handle) = nacl::kInvalidHandle; - return false; - } - - // Launch the process - success = LaunchSelLdr(renderer_msg_filter, descriptor, pair[1]); - - if (!success) { - nacl::Close(pair[0]); - NATIVE_HANDLE(*handle) = nacl::kInvalidHandle; - return false; - } - - nacl::Handle duplicate_handle = nacl::kInvalidHandle; -#if NACL_WINDOWS - DuplicateHandle(base::GetCurrentProcessHandle(), - reinterpret_cast<HANDLE>(pair[0]), - renderer_msg_filter->handle(), - reinterpret_cast<HANDLE*>(&duplicate_handle), - GENERIC_READ | GENERIC_WRITE, - FALSE, - DUPLICATE_CLOSE_SOURCE); - *handle = duplicate_handle; -#else - duplicate_handle = pair[0]; - int flags = fcntl(duplicate_handle, F_GETFD); - if (flags != -1) { - flags |= FD_CLOEXEC; - fcntl(duplicate_handle, F_SETFD, flags); - } - // No need to dup the handle - we don't pass it anywhere else so - // it cannot be closed. - handle->fd = duplicate_handle; - handle->auto_close = true; -#endif - - return true; -} - -bool NaClProcessHost::LaunchSelLdr(ResourceMessageFilter* renderer_msg_filter, - const int descriptor, - const nacl::Handle handle) { - if (!CreateChannel()) - return false; - - // Build command line for nacl. - const CommandLine& browser_command_line = *CommandLine::ForCurrentProcess(); - std::wstring exe_path = - browser_command_line.GetSwitchValue(switches::kBrowserSubprocessPath); - if (exe_path.empty() && !PathService::Get(base::FILE_EXE, &exe_path)) - return false; - - CommandLine cmd_line(exe_path); - if (logging::DialogsAreSuppressed()) - cmd_line.AppendSwitch(switches::kNoErrorDialogs); - - // propagate the following switches to the plugin command line (along with - // any associated values) if present in the browser command line - // TODO(gregoryd): check which flags of those below can be supported. - static const wchar_t* const switch_names[] = { - switches::kNoSandbox, - switches::kTestSandbox, - switches::kDisableBreakpad, - switches::kFullMemoryCrashReport, - switches::kEnableLogging, - switches::kDisableLogging, - switches::kLoggingLevel, - switches::kEnableDCHECK, - switches::kSilentDumpOnDCHECK, - switches::kMemoryProfiling, - }; - - for (size_t i = 0; i < arraysize(switch_names); ++i) { - if (browser_command_line.HasSwitch(switch_names[i])) { - cmd_line.AppendSwitchWithValue( - switch_names[i], - browser_command_line.GetSwitchValue(switch_names[i])); - } - } - - cmd_line.AppendSwitchWithValue(switches::kProcessType, - switches::kNaClProcess); - - cmd_line.AppendSwitchWithValue(switches::kProcessChannelID, - ASCIIToWide(channel_id())); - - base::ProcessHandle process = 0; -#if defined(OS_WIN) - process = sandbox::StartProcess(&cmd_line); -#else - base::file_handle_mapping_vector fds_to_map; - const int ipcfd = channel().GetClientFileDescriptor(); - if (ipcfd > -1) - fds_to_map.push_back(std::pair<int, int>( - ipcfd, kPrimaryIPCChannel + base::GlobalDescriptors::kBaseDescriptor)); - base::LaunchApp(cmd_line.argv(), fds_to_map, false, &process); -#endif - - if (!process) - return false; - SetHandle(process); - - // send a message with duplicated handle to sel_ldr - return SendStartMessage(process, descriptor, handle); -} - -bool NaClProcessHost::SendStartMessage(base::ProcessHandle process, - int descriptor, - nacl::Handle handle) { - nacl::FileDescriptor channel; -#if defined(OS_WIN) - if (!DuplicateHandle(GetCurrentProcess(), - reinterpret_cast<HANDLE>(handle), - process, - reinterpret_cast<HANDLE*>(&channel), - GENERIC_READ | GENERIC_WRITE, - FALSE, DUPLICATE_CLOSE_SOURCE)) { - return false; - } -#else - channel.fd = dup(handle); - channel.auto_close = true; -#endif - NaClProcessMsg_Start* msg = new NaClProcessMsg_Start(descriptor, - channel); - - if (!Send(msg)) { - return false; - } - return true; -} - -void NaClProcessHost::OnMessageReceived(const IPC::Message& msg) { - NOTREACHED() << "Invalid message with type = " << msg.type(); -} - -URLRequestContext* NaClProcessHost::GetRequestContext( - uint32 request_id, - const ViewHostMsg_Resource_Request& request_data) { - return NULL; -} - |