Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(11)

Side by Side Diff: chrome/common/nacl_debug_exception_handler_win.cc

Issue 16881004: Move chrome/nacl to components/nacl. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Create a zygote folder Created 7 years, 5 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch
« no previous file with comments | « chrome/common/nacl_debug_exception_handler_win.h ('k') | chrome/common/nacl_helper_linux.h » ('j') | no next file with comments »
Toggle Intra-line Diffs ('i') | Expand Comments ('e') | Collapse Comments ('c') | Show Comments Hide Comments ('s')
OLDNEW
(Empty)
1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "chrome/common/nacl_debug_exception_handler_win.h"
6
7 #include "base/bind.h"
8 #include "base/process_util.h"
9 #include "base/threading/platform_thread.h"
10 #include "base/win/scoped_handle.h"
11 #include "native_client/src/trusted/service_runtime/win/debug_exception_handler. h"
12
13 namespace {
14
15 class DebugExceptionHandler : public base::PlatformThread::Delegate {
16 public:
17 DebugExceptionHandler(base::ProcessHandle nacl_process,
18 const std::string& startup_info,
19 base::MessageLoopProxy* message_loop,
20 const base::Callback<void(bool)>& on_connected)
21 : nacl_process_(nacl_process),
22 startup_info_(startup_info),
23 message_loop_(message_loop),
24 on_connected_(on_connected) {
25 }
26
27 virtual void ThreadMain() OVERRIDE {
28 // In the Windows API, the set of processes being debugged is
29 // thread-local, so we have to attach to the process (using
30 // DebugActiveProcess()) on the same thread on which
31 // NaClDebugExceptionHandlerRun() receives debug events for the
32 // process.
33 bool attached = false;
34 int pid = GetProcessId(nacl_process_);
35 if (pid == 0) {
36 LOG(ERROR) << "Invalid process handle";
37 } else {
38 if (!DebugActiveProcess(pid)) {
39 LOG(ERROR) << "Failed to connect to the process";
40 } else {
41 attached = true;
42 }
43 }
44 message_loop_->PostTask(FROM_HERE, base::Bind(on_connected_, attached));
45
46 if (attached) {
47 NaClDebugExceptionHandlerRun(
48 nacl_process_,
49 reinterpret_cast<const void*>(startup_info_.data()),
50 startup_info_.size());
51 }
52 delete this;
53 }
54
55 private:
56 base::win::ScopedHandle nacl_process_;
57 std::string startup_info_;
58 base::MessageLoopProxy* message_loop_;
59 base::Callback<void(bool)> on_connected_;
60
61 DISALLOW_COPY_AND_ASSIGN(DebugExceptionHandler);
62 };
63
64 } // namespace
65
66 void NaClStartDebugExceptionHandlerThread(
67 base::ProcessHandle nacl_process,
68 const std::string& startup_info,
69 base::MessageLoopProxy* message_loop,
70 const base::Callback<void(bool)>& on_connected) {
71 // The new PlatformThread will take ownership of the
72 // DebugExceptionHandler object, which will delete itself on exit.
73 DebugExceptionHandler* handler = new DebugExceptionHandler(
74 nacl_process, startup_info, message_loop, on_connected);
75 if (!base::PlatformThread::CreateNonJoinable(0, handler)) {
76 on_connected.Run(false);
77 delete handler;
78 }
79 }
OLDNEW
« no previous file with comments | « chrome/common/nacl_debug_exception_handler_win.h ('k') | chrome/common/nacl_helper_linux.h » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698