mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
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185 lines
6.1 KiB
C++
185 lines
6.1 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "nsTraceRefcntImpl.h"
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// if NS_BUILD_REFCNT_LOGGING isn't defined, don't try to build
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#ifdef NS_BUILD_REFCNT_LOGGING
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#include "nsAboutBloat.h"
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#include "nsIIOService.h"
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#include "nsIServiceManager.h"
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#include "nsStringStream.h"
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#include "nsXPIDLString.h"
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#include "nsIURI.h"
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#include "prtime.h"
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#include "nsCOMPtr.h"
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#include "nsIFileStreams.h"
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#include "nsNetUtil.h"
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#include "nsDirectoryServiceDefs.h"
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#include "nsILocalFile.h"
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#ifdef XP_MAC
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extern "C" void GC_gcollect(void);
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#else
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static void GC_gcollect() {}
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#endif
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NS_IMPL_ISUPPORTS1(nsAboutBloat, nsIAboutModule)
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NS_IMETHODIMP
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nsAboutBloat::NewChannel(nsIURI *aURI, nsIChannel **result)
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{
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NS_ENSURE_ARG_POINTER(aURI);
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nsresult rv;
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nsCAutoString path;
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rv = aURI->GetPath(path);
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if (NS_FAILED(rv)) return rv;
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nsTraceRefcntImpl::StatisticsType statType = nsTraceRefcntImpl::ALL_STATS;
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PRBool clear = PR_FALSE;
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PRBool leaks = PR_FALSE;
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PRInt32 pos = path.Find("?");
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if (pos > 0) {
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nsCAutoString param;
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(void)path.Right(param, path.Length() - (pos+1));
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if (param.EqualsLiteral("new"))
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statType = nsTraceRefcntImpl::NEW_STATS;
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else if (param.EqualsLiteral("clear"))
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clear = PR_TRUE;
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else if (param.EqualsLiteral("leaks"))
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leaks = PR_TRUE;
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}
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nsCOMPtr<nsIInputStream> inStr;
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if (clear) {
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nsTraceRefcntImpl::ResetStatistics();
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const char* msg = "Bloat statistics cleared.";
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rv = NS_NewCStringInputStream(getter_AddRefs(inStr), nsDependentCString(msg));
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if (NS_FAILED(rv)) return rv;
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}
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else if (leaks) {
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// dump the current set of leaks.
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GC_gcollect();
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const char* msg = "Memory leaks dumped.";
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rv = NS_NewCStringInputStream(getter_AddRefs(inStr), nsDependentCString(msg));
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if (NS_FAILED(rv)) return rv;
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}
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else {
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nsCOMPtr<nsIFile> file;
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rv = NS_GetSpecialDirectory(NS_OS_CURRENT_PROCESS_DIR,
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getter_AddRefs(file));
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if (NS_FAILED(rv)) return rv;
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rv = file->AppendNative(NS_LITERAL_CSTRING("bloatlogs"));
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if (NS_FAILED(rv)) return rv;
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PRBool exists;
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rv = file->Exists(&exists);
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if (NS_FAILED(rv)) return rv;
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if (!exists) {
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// On all the platforms that I know use permissions,
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// directories need to have the executable flag set
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// if you want to do anything inside the directory.
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rv = file->Create(nsIFile::DIRECTORY_TYPE, 0755);
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if (NS_FAILED(rv)) return rv;
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}
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nsCAutoString dumpFileName;
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if (statType == nsTraceRefcntImpl::ALL_STATS)
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dumpFileName.AssignLiteral("all-");
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else
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dumpFileName.AssignLiteral("new-");
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PRExplodedTime expTime;
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PR_ExplodeTime(PR_Now(), PR_LocalTimeParameters, &expTime);
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char time[128];
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PR_FormatTimeUSEnglish(time, 128, "%Y-%m-%d-%H%M%S.txt", &expTime);
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dumpFileName += time;
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rv = file->AppendNative(dumpFileName);
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if (NS_FAILED(rv)) return rv;
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FILE* out;
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nsCOMPtr<nsILocalFile> lfile = do_QueryInterface(file);
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if (lfile == nsnull)
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return NS_ERROR_FAILURE;
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rv = lfile->OpenANSIFileDesc("w", &out);
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if (NS_FAILED(rv)) return rv;
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rv = nsTraceRefcntImpl::DumpStatistics(statType, out);
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::fclose(out);
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if (NS_FAILED(rv)) return rv;
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rv = NS_NewLocalFileInputStream(getter_AddRefs(inStr), file);
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if (NS_FAILED(rv)) return rv;
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}
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nsIChannel* channel;
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rv = NS_NewInputStreamChannel(&channel, aURI, inStr,
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NS_LITERAL_CSTRING("text/plain"),
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NS_LITERAL_CSTRING("utf-8"));
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if (NS_FAILED(rv)) return rv;
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*result = channel;
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return rv;
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}
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NS_IMETHODIMP
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nsAboutBloat::GetURIFlags(nsIURI *aURI, PRUint32 *result)
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{
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*result = 0;
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return NS_OK;
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}
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nsresult
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nsAboutBloat::Create(nsISupports *aOuter, REFNSIID aIID, void **aResult)
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{
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nsAboutBloat* about = new nsAboutBloat();
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if (about == nsnull)
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return NS_ERROR_OUT_OF_MEMORY;
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NS_ADDREF(about);
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nsresult rv = about->QueryInterface(aIID, aResult);
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NS_RELEASE(about);
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return rv;
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}
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////////////////////////////////////////////////////////////////////////////////
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#endif /* NS_BUILD_REFCNT_LOGGING */
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