vcl/workben/commonfuzzer.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  */
   9
  10 #include <sal/main.h>
  11 #include <tools/extendapplicationenvironment.hxx>
  12
  13 #include <cppuhelper/bootstrap.hxx>
  14 #include <comphelper/processfactory.hxx>
  15
  16 #include <com/sun/star/lang/XMultiServiceFactory.hpp>
  17 #include <com/sun/star/uno/XComponentContext.hpp>
  18 #include <unotools/configmgr.hxx>
  19 #include <rtl/bootstrap.hxx>
  20 #include <rtl/strbuf.hxx>
  21 #include <osl/file.hxx>
  22 #include <osl/process.h>
  23 #include <vcl/graph.hxx>
  24 #include <vcl/print.hxx>
  25 #include <vcl/svapp.hxx>
  26 #include <vcl/wmf.hxx>
  27 #include <unistd.h>
  28 #include <stdlib.h>
  29 #include "headless/svpgdi.hxx"
  30 #include "unx/fontmanager.hxx"
  31 #include "unx/glyphcache.hxx"
  32
  33 using namespace ::com::sun::star::uno;
  34 using namespace ::com::sun::star::lang;
  35 using namespace cppu;
  36
  37 namespace
  38 {
  39     OUString getExecutableDir()
  40     {
  41         OUString uri;
  42         if (osl_getExecutableFile(&uri.pData) != osl_Process_E_None) {
  43             abort();
  44         }
  45         sal_Int32 lastDirSeperatorPos = uri.lastIndexOf('/');
  46         if (lastDirSeperatorPos >= 0) {
  47             uri = uri.copy(0, lastDirSeperatorPos + 1);
  48         }
  49         return uri;
  50     }
  51
  52     OUString getExecutableName()
  53     {
  54         OUString uri;
  55         if (osl_getExecutableFile(&uri.pData) != osl_Process_E_None) {
  56             abort();
  57         }
  58         return uri.copy(uri.lastIndexOf('/') + 1);
  59     }
  60
  61     void setFontConfigConf(const OUString &execdir)
  62     {
  63         osl::File aFontConfig("file:///tmp/wmffuzzerfonts.conf");
  64         if (aFontConfig.open(osl_File_OpenFlag_Create | osl_File_OpenFlag_Write) == osl::File::E_None)
  65         {
  66             OUString sExecDir;
  67             osl::FileBase::getSystemPathFromFileURL(execdir, sExecDir);
  68
  69             OStringBuffer aBuffer("<?xml version=\"1.0\"?>\n<fontconfig><dir>");
  70             aBuffer.append(OUStringToOString(sExecDir + getExecutableName() + ".fonts", osl_getThreadTextEncoding()));
  71             aBuffer.append("</dir><cachedir>/tmp/cache/fontconfig</cachedir></fontconfig>");
  72             OString aConf = aBuffer.makeStringAndClear();
  73             sal_uInt64 aBytesWritten;
  74             aFontConfig.write(aConf.getStr(), aConf.getLength(), aBytesWritten);
  75             assert(aBytesWritten == aConf.getLength());
  76         }
  77         setenv("FONTCONFIG_FILE", "/tmp/wmffuzzerfonts.conf", 0);
  78     }
  79 }
  80
  81 extern "C"
  82 {
  83     __attribute__((weak)) void __lsan_disable();
  84     __attribute__((weak)) void __lsan_enable();
  85 }
  86
  87 void CommonInitialize(int *argc, char ***argv)
  88 {
  89     setenv("SAL_USE_VCLPLUGIN", "svp", 1);
  90     setenv("JPEGMEM", "768M", 1);
  91     setenv("SC_MAX_MATRIX_ELEMENTS", "60000000", 1);
  92     setenv("SC_NO_THREADED_CALCULATION", "1", 1);
  93     setenv("SAL_WMF_COMPLEXCLIP_VIA_REGION", "1", 1);
  94     setenv("SAL_DISABLE_PRINTERLIST", "1", 1);
  95     setenv("SAL_DISABLE_DEFAULTPRINTER", "1", 1);
  96     setenv("SAL_NO_FONT_LOOKUP", "1", 1);
  97
  98     //allow bubbling of max input len to fuzzer targets
  99     int nMaxLen = 0;
 100     for (int i = 0; i < *argc; ++i)
 101     {
 102         if (strncmp((*argv)[i], "-max_len=", 9) == 0)
 103             nMaxLen = atoi((*argv)[i] + 9);
 104     }
 105     setenv("FUZZ_MAX_INPUT_LEN", "1", nMaxLen);
 106
 107     osl_setCommandArgs(*argc, *argv);
 108
 109     OUString sExecDir = getExecutableDir();
 110     rtl::Bootstrap::set("BRAND_BASE_DIR", sExecDir);
 111     setFontConfigConf(sExecDir);
 112
 113     tools::extendApplicationEnvironment();
 114
 115     Reference< XComponentContext > xContext =
 116         defaultBootstrap_InitialComponentContext(sExecDir + getExecutableName() + ".unorc");
 117     Reference< XMultiServiceFactory > xServiceManager( xContext->getServiceManager(), UNO_QUERY );
 118     if( !xServiceManager.is() )
 119         Application::Abort( "Failed to bootstrap" );
 120     comphelper::setProcessServiceFactory( xServiceManager );
 121     utl::ConfigManager::EnableFuzzing();
 122     Application::EnableHeadlessMode(false);
 123     InitVCL();
 124
 125     //we don't have a de-init, so inside this leak disabled region...
 126     //get the font info
 127     psp::PrintFontManager::get();
 128     //get the printer info
 129     Printer::GetPrinterQueues();
 130 }
 131
 132 void TypicalFuzzerInitialize(int *argc, char ***argv)
 133 {
 134     if (__lsan_disable)
 135         __lsan_disable();
 136
 137     CommonInitialize(argc, argv);
 138
 139     if (__lsan_enable)
 140         __lsan_enable();
 141 }
 142
 143 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */