619 lines
21 KiB
C++
619 lines
21 KiB
C++
/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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// MARKER(update_precomp.py): autogen include statement, do not remove
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#include "precompiled_jvmfwk.hxx"
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#if OSL_DEBUG_LEVEL > 0
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#include <stdio.h>
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#endif
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#include <string.h>
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#include "boost/scoped_array.hpp"
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#include "osl/diagnose.h"
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#include "rtl/ustring.hxx"
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#include "rtl/ustrbuf.hxx"
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#include "osl/module.hxx"
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#include "osl/mutex.hxx"
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#include "osl/thread.hxx"
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#include "osl/file.hxx"
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#include "rtl/instance.hxx"
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#include "osl/getglobalmutex.hxx"
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#include <setjmp.h>
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#include <signal.h>
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#include <stack>
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#include "jni.h"
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#include "rtl/byteseq.hxx"
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#include "jvmfwk/vendorplugin.h"
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#include "util.hxx"
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#include "sunversion.hxx"
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#include "vendorlist.hxx"
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#include "diagnostics.h"
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#define OUSTR(x) ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM(x) )
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#define SUN_MICRO "Sun Microsystems Inc."
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using namespace osl;
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using namespace rtl;
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using namespace std;
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using namespace jfw_plugin;
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namespace {
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struct PluginMutex: public ::rtl::Static<osl::Mutex, PluginMutex> {};
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#if defined UNX
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OString getPluginJarPath(
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const OUString & sVendor,
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const OUString& sLocation,
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const OUString& sVersion)
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{
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OString ret;
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OUString sName1(RTL_CONSTASCII_USTRINGPARAM("javaplugin.jar"));
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OUString sName2(RTL_CONSTASCII_USTRINGPARAM("plugin.jar"));
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OUString sPath;
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if (sVendor.equals(OUString(RTL_CONSTASCII_USTRINGPARAM(SUN_MICRO))))
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{
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SunVersion ver142("1.4.2-ea");
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SunVersion ver150("1.5.0-ea");
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SunVersion ver(sVersion);
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OSL_ASSERT(ver142 && ver150 && ver);
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OUString sName;
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if (ver < ver142)
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{
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sName = sName1;
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}
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else if (ver < ver150)
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{//this will cause ea, beta etc. to have plugin.jar in path.
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//but this does not harm. 1.5.0-beta < 1.5.0
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sName = sName2;
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}
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if (sName.getLength())
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{
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sName = sLocation + OUSTR("/lib/") + sName;
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OSL_VERIFY(
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osl_getSystemPathFromFileURL(sName.pData, & sPath.pData)
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== osl_File_E_None);
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}
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}
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else
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{
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char sep[] = {SAL_PATHSEPARATOR, 0};
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OUString sName(sLocation + OUSTR("/lib/") + sName1);
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OUString sPath1;
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OUString sPath2;
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if (osl_getSystemPathFromFileURL(sName.pData, & sPath1.pData)
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== osl_File_E_None)
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{
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sName = sLocation + OUSTR("/lib/") + sName2;
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if (osl_getSystemPathFromFileURL(sName.pData, & sPath2.pData)
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== osl_File_E_None)
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{
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sPath = sPath1 + OUString::createFromAscii(sep) + sPath2;
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}
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}
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OSL_ASSERT(sPath.getLength());
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}
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ret = rtl::OUStringToOString(sPath, osl_getThreadTextEncoding());
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return ret;
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}
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#endif // UNX
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JavaInfo* createJavaInfo(const rtl::Reference<VendorBase> & info)
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{
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JavaInfo* pInfo = (JavaInfo*) rtl_allocateMemory(sizeof(JavaInfo));
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if (pInfo == NULL)
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return NULL;
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rtl::OUString sVendor = info->getVendor();
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pInfo->sVendor = sVendor.pData;
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rtl_uString_acquire(sVendor.pData);
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rtl::OUString sHome = info->getHome();
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pInfo->sLocation = sHome.pData;
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rtl_uString_acquire(pInfo->sLocation);
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rtl::OUString sVersion = info->getVersion();
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pInfo->sVersion = sVersion.pData;
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rtl_uString_acquire(pInfo->sVersion);
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pInfo->nFeatures = info->supportsAccessibility() ? 1 : 0;
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pInfo->nRequirements = info->needsRestart() ? JFW_REQUIRE_NEEDRESTART : 0;
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rtl::OUStringBuffer buf(1024);
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buf.append(info->getRuntimeLibrary());
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if (info->getLibraryPaths().getLength() > 0)
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{
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buf.appendAscii("\n");
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buf.append(info->getLibraryPaths());
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buf.appendAscii("\n");
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}
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rtl::OUString sVendorData = buf.makeStringAndClear();
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rtl::ByteSequence byteSeq( (sal_Int8*) sVendorData.pData->buffer,
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sVendorData.getLength() * sizeof(sal_Unicode));
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pInfo->arVendorData = byteSeq.get();
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rtl_byte_sequence_acquire(pInfo->arVendorData);
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return pInfo;
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}
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rtl::OUString getRuntimeLib(const rtl::ByteSequence & data)
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{
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const sal_Unicode* chars = (sal_Unicode*) data.getConstArray();
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sal_Int32 len = data.getLength();
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rtl::OUString sData(chars, len / 2);
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//the runtime lib is on the first line
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sal_Int32 index = 0;
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rtl::OUString aToken = sData.getToken( 0, '\n', index);
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return aToken;
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}
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jmp_buf jmp_jvm_abort;
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sig_atomic_t g_bInGetJavaVM = 0;
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extern "C" void JNICALL abort_handler()
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{
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// If we are within JNI_CreateJavaVM then we jump back into getJavaVM
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if( g_bInGetJavaVM != 0 )
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{
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fprintf( stderr, "JavaVM: JNI_CreateJavaVM called _exit, caught by abort_handler in javavm.cxx\n");
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longjmp( jmp_jvm_abort, 0);
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}
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}
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}
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extern "C"
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javaPluginError jfw_plugin_getAllJavaInfos(
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rtl_uString *sVendor,
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rtl_uString *sMinVersion,
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rtl_uString *sMaxVersion,
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rtl_uString * *arExcludeList,
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sal_Int32 nLenList,
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JavaInfo*** parJavaInfo,
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sal_Int32 *nLenInfoList)
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{
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OSL_ASSERT(sVendor);
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OSL_ASSERT(sMinVersion);
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OSL_ASSERT(sMaxVersion);
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OSL_ASSERT(parJavaInfo);
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OSL_ASSERT(parJavaInfo);
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OSL_ASSERT(nLenInfoList);
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if (!sVendor || !sMinVersion || !sMaxVersion || !parJavaInfo || !nLenInfoList)
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return JFW_PLUGIN_E_INVALID_ARG;
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//nLenlist contains the number of element in arExcludeList.
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//If no exclude list is provided then nLenList must be 0
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OSL_ASSERT( ! (arExcludeList == NULL && nLenList > 0));
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if (arExcludeList == NULL && nLenList > 0)
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return JFW_PLUGIN_E_INVALID_ARG;
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OUString ouVendor(sVendor);
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OUString ouMinVer(sMinVersion);
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OUString ouMaxVer(sMaxVersion);
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OSL_ASSERT(ouVendor.getLength() > 0);
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if (ouVendor.getLength() == 0)
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return JFW_PLUGIN_E_INVALID_ARG;
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JavaInfo** arInfo = NULL;
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//Find all JREs
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vector<rtl::Reference<VendorBase> > vecInfos =
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getAllJREInfos();
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vector<rtl::Reference<VendorBase> > vecVerifiedInfos;
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typedef vector<rtl::Reference<VendorBase> >::iterator it;
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for (it i= vecInfos.begin(); i != vecInfos.end(); i++)
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{
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const rtl::Reference<VendorBase>& cur = *i;
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if (ouVendor.equals(cur->getVendor()) == sal_False)
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continue;
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if (ouMinVer.getLength() > 0)
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{
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try
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{
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if (cur->compareVersions(sMinVersion) == -1)
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continue;
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}
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catch (MalformedVersionException&)
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{
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//The minVersion was not recognized as valid for this vendor.
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JFW_ENSURE(
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0,OUSTR("[Java framework]sunjavaplugin does not know version: ")
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+ ouMinVer + OUSTR(" for vendor: ") + cur->getVendor()
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+ OUSTR(" .Check minimum Version.") );
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return JFW_PLUGIN_E_WRONG_VERSION_FORMAT;
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}
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}
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if (ouMaxVer.getLength() > 0)
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{
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try
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{
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if (cur->compareVersions(sMaxVersion) == 1)
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continue;
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}
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catch (MalformedVersionException&)
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{
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//The maxVersion was not recognized as valid for this vendor.
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JFW_ENSURE(
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0,OUSTR("[Java framework]sunjavaplugin does not know version: ")
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+ ouMaxVer + OUSTR(" for vendor: ") + cur->getVendor()
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+ OUSTR(" .Check maximum Version.") );
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return JFW_PLUGIN_E_WRONG_VERSION_FORMAT;
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}
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}
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if (arExcludeList > 0)
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{
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bool bExclude = false;
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for (int j = 0; j < nLenList; j++)
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{
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rtl::OUString sExVer(arExcludeList[j]);
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try
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{
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if (cur->compareVersions(sExVer) == 0)
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{
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bExclude = true;
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break;
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}
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}
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catch (MalformedVersionException&)
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{
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//The excluded version was not recognized as valid for this vendor.
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JFW_ENSURE(
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0,OUSTR("[Java framework]sunjavaplugin does not know version: ")
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+ sExVer + OUSTR(" for vendor: ") + cur->getVendor()
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+ OUSTR(" .Check excluded versions.") );
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return JFW_PLUGIN_E_WRONG_VERSION_FORMAT;
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}
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}
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if (bExclude == true)
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continue;
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}
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vecVerifiedInfos.push_back(*i);
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}
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//Now vecVerifiedInfos contains all those JREs which meet the version requirements
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//Transfer them into the array that is passed out.
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arInfo = (JavaInfo**) rtl_allocateMemory(vecVerifiedInfos.size() * sizeof (JavaInfo*));
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int j = 0;
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typedef vector<rtl::Reference<VendorBase> >::const_iterator cit;
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for (cit ii = vecVerifiedInfos.begin(); ii != vecVerifiedInfos.end(); ii++, j++)
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{
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arInfo[j] = createJavaInfo(*ii);
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}
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*nLenInfoList = vecVerifiedInfos.size();
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*parJavaInfo = arInfo;
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return JFW_PLUGIN_E_NONE;
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}
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extern "C"
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javaPluginError jfw_plugin_getJavaInfoByPath(
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rtl_uString *path,
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rtl_uString *sVendor,
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rtl_uString *sMinVersion,
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rtl_uString *sMaxVersion,
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rtl_uString * *arExcludeList,
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sal_Int32 nLenList,
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JavaInfo ** ppInfo)
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{
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javaPluginError errcode = JFW_PLUGIN_E_NONE;
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OSL_ASSERT(path);
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OSL_ASSERT(sVendor);
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OSL_ASSERT(sMinVersion);
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OSL_ASSERT(sMaxVersion);
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if (!path || !sVendor || !sMinVersion || !sMaxVersion || !ppInfo)
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return JFW_PLUGIN_E_INVALID_ARG;
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OUString ouPath(path);
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OSL_ASSERT(ouPath.getLength() > 0);
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if (ouPath.getLength() == 0)
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return JFW_PLUGIN_E_INVALID_ARG;
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//nLenlist contains the number of element in arExcludeList.
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//If no exclude list is provided then nLenList must be 0
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OSL_ASSERT( ! (arExcludeList == NULL && nLenList > 0));
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if (arExcludeList == NULL && nLenList > 0)
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return JFW_PLUGIN_E_INVALID_ARG;
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OUString ouVendor(sVendor);
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OUString ouMinVer(sMinVersion);
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OUString ouMaxVer(sMaxVersion);
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OSL_ASSERT(ouVendor.getLength() > 0);
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if (ouVendor.getLength() == 0)
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return JFW_PLUGIN_E_INVALID_ARG;
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rtl::Reference<VendorBase> aVendorInfo = getJREInfoByPath(ouPath);
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if (aVendorInfo.is() == sal_False)
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return JFW_PLUGIN_E_NO_JRE;
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//Check if the detected JRE matches the version requirements
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if (ouVendor.equals(aVendorInfo->getVendor()) == sal_False)
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return JFW_PLUGIN_E_NO_JRE;
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if (ouMinVer.getLength() > 0)
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{
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int nRes = 0;
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try
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{
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nRes = aVendorInfo->compareVersions(ouMinVer);
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}
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catch (MalformedVersionException&)
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{
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//The minVersion was not recognized as valid for this vendor.
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JFW_ENSURE(
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0,OUSTR("[Java framework]sunjavaplugin does not know version: ")
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+ ouMinVer + OUSTR(" for vendor: ") + aVendorInfo->getVendor()
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+ OUSTR(" .Check minimum Version.") );
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return JFW_PLUGIN_E_WRONG_VERSION_FORMAT;
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}
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if (nRes < 0)
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return JFW_PLUGIN_E_FAILED_VERSION;
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}
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if (ouMaxVer.getLength() > 0)
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{
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int nRes = 0;
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try
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{
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nRes = aVendorInfo->compareVersions(ouMaxVer);
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}
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catch (MalformedVersionException&)
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{
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//The maxVersion was not recognized as valid for this vendor.
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JFW_ENSURE(
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0,OUSTR("[Java framework]sunjavaplugin does not know version: ")
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+ ouMaxVer + OUSTR(" for vendor: ") + aVendorInfo->getVendor()
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+ OUSTR(" .Check maximum Version.") );
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return JFW_PLUGIN_E_WRONG_VERSION_FORMAT;
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}
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if (nRes > 0)
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return JFW_PLUGIN_E_FAILED_VERSION;
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}
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if (arExcludeList > 0)
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{
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for (int i = 0; i < nLenList; i++)
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{
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rtl::OUString sExVer(arExcludeList[i]);
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int nRes = 0;
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try
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{
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nRes = aVendorInfo->compareVersions(sExVer);
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}
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catch (MalformedVersionException&)
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{
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//The excluded version was not recognized as valid for this vendor.
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JFW_ENSURE(
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0,OUSTR("[Java framework]sunjavaplugin does not know version: ")
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+ sExVer + OUSTR(" for vendor: ") + aVendorInfo->getVendor()
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+ OUSTR(" .Check excluded versions.") );
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return JFW_PLUGIN_E_WRONG_VERSION_FORMAT;
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}
|
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if (nRes == 0)
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return JFW_PLUGIN_E_FAILED_VERSION;
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}
|
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}
|
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*ppInfo = createJavaInfo(aVendorInfo);
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return errcode;
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|
}
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|
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/** starts a Java Virtual Machine.
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|
<p>
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The function shall ensure, that the VM does not abort the process
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during instantiation.
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</p>
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*/
|
|
extern "C"
|
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javaPluginError jfw_plugin_startJavaVirtualMachine(
|
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const JavaInfo *pInfo,
|
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const JavaVMOption* arOptions,
|
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sal_Int32 cOptions,
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JavaVM ** ppVm,
|
|
JNIEnv ** ppEnv)
|
|
{
|
|
// unless guard is volatile the following warning occurs on gcc:
|
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// warning: variable 't' might be clobbered by `longjmp' or `vfork'
|
|
volatile osl::MutexGuard guard(PluginMutex::get());
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|
// unless errcode is volatile the following warning occurs on gcc:
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// warning: variable 'errcode' might be clobbered by `longjmp' or `vfork'
|
|
volatile javaPluginError errcode = JFW_PLUGIN_E_NONE;
|
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if ( pInfo == NULL || ppVm == NULL || ppEnv == NULL)
|
|
return JFW_PLUGIN_E_INVALID_ARG;
|
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//Check if the Vendor (pInfo->sVendor) is supported by this plugin
|
|
if ( ! isVendorSupported(pInfo->sVendor))
|
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return JFW_PLUGIN_E_WRONG_VENDOR;
|
|
rtl::OUString sRuntimeLib = getRuntimeLib(pInfo->arVendorData);
|
|
JFW_TRACE2(OUSTR("[Java framework] Using Java runtime library: ")
|
|
+ sRuntimeLib + OUSTR(".\n"));
|
|
// On linux we load jvm with RTLD_GLOBAL. This is necessary for debugging, because
|
|
// libjdwp.so need a symbol (fork1) from libjvm which it only gets if the jvm is loaded
|
|
// witd RTLD_GLOBAL. On Solaris libjdwp.so is correctly linked with libjvm.so
|
|
oslModule moduleRt = 0;
|
|
#if defined(LINUX)
|
|
if ((moduleRt = osl_loadModule(sRuntimeLib.pData,
|
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SAL_LOADMODULE_GLOBAL | SAL_LOADMODULE_NOW)) == 0 )
|
|
#else
|
|
if ((moduleRt = osl_loadModule(sRuntimeLib.pData, SAL_LOADMODULE_DEFAULT)) == 0)
|
|
#endif
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{
|
|
JFW_ENSURE(0, OUSTR("[Java framework]sunjavaplugin" SAL_DLLEXTENSION
|
|
" could not load Java runtime library: \n")
|
|
+ sRuntimeLib + OUSTR("."));
|
|
JFW_TRACE0(OUSTR("[Java framework]sunjavaplugin" SAL_DLLEXTENSION
|
|
" could not load Java runtime library: \n")
|
|
+ sRuntimeLib + OUSTR("."));
|
|
return JFW_PLUGIN_E_VM_CREATION_FAILED;
|
|
}
|
|
|
|
#ifdef UNX
|
|
//Setting the JAVA_HOME is needed for awt
|
|
rtl::OUString javaHome(RTL_CONSTASCII_USTRINGPARAM("JAVA_HOME="));
|
|
rtl::OUString sPathLocation;
|
|
osl_getSystemPathFromFileURL(pInfo->sLocation, & sPathLocation.pData);
|
|
javaHome += sPathLocation;
|
|
rtl::OString osJavaHome = rtl::OUStringToOString(
|
|
javaHome, osl_getThreadTextEncoding());
|
|
putenv(strdup(osJavaHome.getStr()));
|
|
#endif
|
|
|
|
typedef jint JNICALL JNI_InitArgs_Type(void *);
|
|
typedef jint JNICALL JNI_CreateVM_Type(JavaVM **, JNIEnv **, void *);
|
|
rtl::OUString sSymbolCreateJava(
|
|
RTL_CONSTASCII_USTRINGPARAM("JNI_CreateJavaVM"));
|
|
|
|
JNI_CreateVM_Type * pCreateJavaVM = (JNI_CreateVM_Type *) osl_getFunctionSymbol(
|
|
moduleRt, sSymbolCreateJava.pData);
|
|
if (!pCreateJavaVM)
|
|
{
|
|
OSL_ASSERT(0);
|
|
rtl::OString sLib = rtl::OUStringToOString(
|
|
sRuntimeLib, osl_getThreadTextEncoding());
|
|
rtl::OString sSymbol = rtl::OUStringToOString(
|
|
sSymbolCreateJava, osl_getThreadTextEncoding());
|
|
fprintf(stderr,"[Java framework]sunjavaplugin"SAL_DLLEXTENSION
|
|
"Java runtime library: %s does not export symbol %s !\n",
|
|
sLib.getStr(), sSymbol.getStr());
|
|
return JFW_PLUGIN_E_VM_CREATION_FAILED;
|
|
}
|
|
|
|
// Some testing with Java 1.4 showed that JavaVMOption.optionString has to
|
|
// be encoded with the system encoding (i.e., osl_getThreadTextEncoding):
|
|
JavaVMInitArgs vm_args;
|
|
|
|
boost::scoped_array<JavaVMOption> sarOptions(
|
|
new JavaVMOption[cOptions + 1]);
|
|
JavaVMOption * options = sarOptions.get();
|
|
|
|
// We set an abort handler which is called when the VM calls _exit during
|
|
// JNI_CreateJavaVM. This happens when the LD_LIBRARY_PATH does not contain
|
|
// all some directories of the Java installation. This is necessary for
|
|
// all versions below 1.5.1
|
|
options[0].optionString= (char *) "abort";
|
|
options[0].extraInfo= (void* )(sal_IntPtr)abort_handler;
|
|
rtl::OString sClassPathProp("-Djava.class.path=");
|
|
rtl::OString sClassPathOption;
|
|
for (int i = 0; i < cOptions; i++)
|
|
{
|
|
#ifdef UNX
|
|
// Until java 1.5 we need to put a plugin.jar or javaplugin.jar (<1.4.2)
|
|
// in the class path in order to have applet support.
|
|
rtl::OString sClassPath = arOptions[i].optionString;
|
|
if (sClassPath.match(sClassPathProp, 0) == sal_True)
|
|
{
|
|
char sep[] = {SAL_PATHSEPARATOR, 0};
|
|
OString sAddPath = getPluginJarPath(pInfo->sVendor, pInfo->sLocation,pInfo->sVersion);
|
|
if (sAddPath.getLength())
|
|
sClassPathOption = sClassPath + rtl::OString(sep) + sAddPath;
|
|
else
|
|
sClassPathOption = sClassPath;
|
|
options[i+1].optionString = (char *) sClassPathOption.getStr();
|
|
options[i+1].extraInfo = arOptions[i].extraInfo;
|
|
}
|
|
else
|
|
{
|
|
#endif
|
|
options[i+1].optionString = arOptions[i].optionString;
|
|
options[i+1].extraInfo = arOptions[i].extraInfo;
|
|
#ifdef UNX
|
|
}
|
|
#endif
|
|
#if OSL_DEBUG_LEVEL >= 2
|
|
JFW_TRACE2(OString("VM option: ") + OString(options[i+1].optionString) +
|
|
OString("\n"));
|
|
#endif
|
|
}
|
|
|
|
#ifdef MACOSX
|
|
vm_args.version= JNI_VERSION_1_4; // issue 88987
|
|
#else
|
|
vm_args.version= JNI_VERSION_1_2;
|
|
#endif
|
|
vm_args.options= options;
|
|
vm_args.nOptions= cOptions + 1;
|
|
vm_args.ignoreUnrecognized= JNI_TRUE;
|
|
|
|
/* We set a global flag which is used by the abort handler in order to
|
|
determine whether it is should use longjmp to get back into this function.
|
|
That is, the abort handler determines if it is on the same stack as this function
|
|
and then jumps back into this function.
|
|
*/
|
|
g_bInGetJavaVM = 1;
|
|
jint err;
|
|
JavaVM * pJavaVM = 0;
|
|
memset( jmp_jvm_abort, 0, sizeof(jmp_jvm_abort));
|
|
int jmpval= setjmp( jmp_jvm_abort );
|
|
/* If jmpval is not "0" then this point was reached by a longjmp in the
|
|
abort_handler, which was called indirectly by JNI_CreateVM.
|
|
*/
|
|
if( jmpval == 0)
|
|
{
|
|
//returns negative number on failure
|
|
err= pCreateJavaVM(&pJavaVM, ppEnv, &vm_args);
|
|
g_bInGetJavaVM = 0;
|
|
}
|
|
else
|
|
// set err to a positive number, so as or recognize that an abort (longjmp)
|
|
//occurred
|
|
err= 1;
|
|
|
|
if(err != 0)
|
|
{
|
|
rtl::OUString message;
|
|
if( err < 0)
|
|
{
|
|
fprintf(stderr,"[Java framework] sunjavaplugin"SAL_DLLEXTENSION
|
|
"Can not create Java Virtual Machine\n");
|
|
errcode = JFW_PLUGIN_E_VM_CREATION_FAILED;
|
|
}
|
|
else if( err > 0)
|
|
{
|
|
fprintf(stderr,"[Java framework] sunjavaplugin"SAL_DLLEXTENSION
|
|
"Can not create JavaVirtualMachine, abort handler was called.\n");
|
|
errcode = JFW_PLUGIN_E_VM_CREATION_FAILED;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
*ppVm = pJavaVM;
|
|
JFW_TRACE2("[Java framework] sunjavaplugin"SAL_DLLEXTENSION " has created a VM.\n");
|
|
}
|
|
|
|
|
|
return errcode;
|
|
}
|
|
|
|
|
|
|