1 // Copyright (c) 2011 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 "content/public/browser/browser_ipc_logging.h" 6 7 #include "base/bind.h" 8 #include "content/common/child_process_messages.h" 9 #include "content/public/browser/browser_child_process_host_iterator.h" 10 #include "content/public/browser/browser_thread.h" 11 #include "content/public/browser/render_process_host.h" 12 #include "ipc/ipc_logging.h" 13 14 namespace content { 15 16 #if defined(IPC_MESSAGE_LOG_ENABLED) 17 EnableIPCLoggingForChildProcesses(bool enabled)18void EnableIPCLoggingForChildProcesses(bool enabled) { 19 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO)); 20 21 BrowserChildProcessHostIterator i; // default constr references a singleton 22 while (!i.Done()) { 23 i.Send(new ChildProcessMsg_SetIPCLoggingEnabled(enabled)); 24 ++i; 25 } 26 } 27 EnableIPCLogging(bool enable)28void EnableIPCLogging(bool enable) { 29 // First enable myself. 30 if (enable) 31 IPC::Logging::GetInstance()->Enable(); 32 else 33 IPC::Logging::GetInstance()->Disable(); 34 35 // Now tell subprocesses. Messages to ChildProcess-derived 36 // processes must be done on the IO thread. 37 BrowserThread::PostTask( 38 BrowserThread::IO, 39 FROM_HERE, 40 base::Bind(EnableIPCLoggingForChildProcesses, enable)); 41 42 // Finally, tell the renderers which don't derive from ChildProcess. 43 // Messages to the renderers must be done on the UI (main) thread. 44 for (RenderProcessHost::iterator i(RenderProcessHost::AllHostsIterator()); 45 !i.IsAtEnd(); i.Advance()) 46 i.GetCurrentValue()->Send(new ChildProcessMsg_SetIPCLoggingEnabled(enable)); 47 } 48 49 #endif // IPC_MESSAGE_LOG_ENABLED 50 51 } // namespace content 52