981 lines
30 KiB
C++
981 lines
30 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
|
|
/*************************************************************************
|
|
*
|
|
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
|
|
*
|
|
* Copyright 2000, 2011 Oracle and/or its affiliates.
|
|
*
|
|
* OpenOffice.org - a multi-platform office productivity suite
|
|
*
|
|
* This file is part of OpenOffice.org.
|
|
*
|
|
* OpenOffice.org is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU Lesser General Public License version 3
|
|
* only, as published by the Free Software Foundation.
|
|
*
|
|
* OpenOffice.org is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU Lesser General Public License version 3 for more details
|
|
* (a copy is included in the LICENSE file that accompanied this code).
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public License
|
|
* version 3 along with OpenOffice.org. If not, see
|
|
* <http://www.openoffice.org/license.html>
|
|
* for a copy of the LGPLv3 License.
|
|
*
|
|
************************************************************************/
|
|
|
|
#include "sal/config.h"
|
|
|
|
#include <algorithm>
|
|
#include <cstddef>
|
|
#include <limits>
|
|
#include <memory>
|
|
#include <vector>
|
|
|
|
#include "boost/noncopyable.hpp"
|
|
#include "com/sun/star/bridge/InvalidProtocolChangeException.hpp"
|
|
#include "com/sun/star/bridge/XBridge.hpp"
|
|
#include "com/sun/star/bridge/XInstanceProvider.hpp"
|
|
#include "com/sun/star/bridge/XProtocolProperties.hpp"
|
|
#include "com/sun/star/connection/XConnection.hpp"
|
|
#include "com/sun/star/io/IOException.hpp"
|
|
#include "com/sun/star/lang/DisposedException.hpp"
|
|
#include "com/sun/star/lang/EventObject.hpp"
|
|
#include "com/sun/star/lang/XEventListener.hpp"
|
|
#include "com/sun/star/uno/Reference.hxx"
|
|
#include "com/sun/star/uno/RuntimeException.hpp"
|
|
#include "com/sun/star/uno/Sequence.hxx"
|
|
#include "com/sun/star/uno/XInterface.hpp"
|
|
#include "cppuhelper/exc_hlp.hxx"
|
|
#include "cppuhelper/weak.hxx"
|
|
#include "osl/diagnose.h"
|
|
#include "osl/mutex.hxx"
|
|
#include "osl/thread.hxx"
|
|
#include "rtl/byteseq.hxx"
|
|
#include "rtl/random.h"
|
|
#include "rtl/ref.hxx"
|
|
#include "rtl/textenc.h"
|
|
#include "rtl/ustrbuf.hxx"
|
|
#include "rtl/ustring.h"
|
|
#include "rtl/ustring.hxx"
|
|
#include "sal/types.h"
|
|
#include "typelib/typeclass.h"
|
|
#include "typelib/typedescription.h"
|
|
#include "typelib/typedescription.hxx"
|
|
#include "uno/dispatcher.hxx"
|
|
#include "uno/environment.hxx"
|
|
#include "uno/lbnames.h"
|
|
|
|
#include "binaryany.hxx"
|
|
#include "bridge.hxx"
|
|
#include "bridgefactory.hxx"
|
|
#include "incomingreply.hxx"
|
|
#include "lessoperators.hxx"
|
|
#include "outgoingrequest.hxx"
|
|
#include "outgoingrequests.hxx"
|
|
#include "proxy.hxx"
|
|
#include "reader.hxx"
|
|
|
|
namespace binaryurp {
|
|
|
|
namespace {
|
|
|
|
namespace css = com::sun::star;
|
|
|
|
sal_Int32 random() {
|
|
sal_Int32 n;
|
|
rtlRandomPool pool = rtl_random_createPool();
|
|
rtl_random_getBytes(pool, &n, sizeof n);
|
|
rtl_random_destroyPool(pool);
|
|
return n;
|
|
}
|
|
|
|
extern "C" void SAL_CALL freeProxyCallback(uno_ExtEnvironment *, void * pProxy)
|
|
{
|
|
OSL_ASSERT(pProxy != 0);
|
|
static_cast< Proxy * >(pProxy)->do_free();
|
|
}
|
|
|
|
void joinThread(osl::Thread * thread) {
|
|
OSL_ASSERT(thread != 0);
|
|
if (thread->getIdentifier() != osl::Thread::getCurrentIdentifier()) {
|
|
thread->join();
|
|
}
|
|
}
|
|
|
|
class AttachThread: private boost::noncopyable {
|
|
public:
|
|
explicit AttachThread(uno_ThreadPool threadPool);
|
|
|
|
~AttachThread();
|
|
|
|
rtl::ByteSequence getTid() throw ();
|
|
|
|
private:
|
|
uno_ThreadPool threadPool_;
|
|
rtl::ByteSequence tid_;
|
|
};
|
|
|
|
AttachThread::AttachThread(uno_ThreadPool threadPool): threadPool_(threadPool) {
|
|
sal_Sequence * s = 0;
|
|
uno_getIdOfCurrentThread(&s);
|
|
tid_ = rtl::ByteSequence(s, rtl::BYTESEQ_NOACQUIRE);
|
|
uno_threadpool_attach(threadPool_);
|
|
}
|
|
|
|
AttachThread::~AttachThread() {
|
|
uno_threadpool_detach(threadPool_);
|
|
uno_releaseIdFromCurrentThread();
|
|
}
|
|
|
|
rtl::ByteSequence AttachThread::getTid() throw () {
|
|
return tid_;
|
|
}
|
|
|
|
class PopOutgoingRequest: private boost::noncopyable {
|
|
public:
|
|
PopOutgoingRequest(
|
|
OutgoingRequests & requests, rtl::ByteSequence const & tid,
|
|
OutgoingRequest const & request);
|
|
|
|
~PopOutgoingRequest();
|
|
|
|
void clear();
|
|
|
|
private:
|
|
OutgoingRequests & requests_;
|
|
rtl::ByteSequence tid_;
|
|
bool cleared_;
|
|
};
|
|
|
|
PopOutgoingRequest::PopOutgoingRequest(
|
|
OutgoingRequests & requests, rtl::ByteSequence const & tid,
|
|
OutgoingRequest const & request):
|
|
requests_(requests), tid_(tid), cleared_(false)
|
|
{
|
|
requests_.push(tid_, request);
|
|
}
|
|
|
|
PopOutgoingRequest::~PopOutgoingRequest() {
|
|
if (!cleared_) {
|
|
requests_.pop(tid_);
|
|
}
|
|
}
|
|
|
|
void PopOutgoingRequest::clear() {
|
|
cleared_ = true;
|
|
}
|
|
|
|
}
|
|
|
|
struct Bridge::SubStub {
|
|
com::sun::star::uno::UnoInterfaceReference object;
|
|
|
|
sal_uInt32 references;
|
|
};
|
|
|
|
Bridge::Bridge(
|
|
rtl::Reference< BridgeFactory > const & factory, rtl::OUString const & name,
|
|
css::uno::Reference< css::connection::XConnection > const & connection,
|
|
css::uno::Reference< css::bridge::XInstanceProvider > const & provider):
|
|
factory_(factory), name_(name), connection_(connection),
|
|
provider_(provider),
|
|
binaryUno_(rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(UNO_LB_UNO))),
|
|
cppToBinaryMapping_(
|
|
rtl::OUString(
|
|
RTL_CONSTASCII_USTRINGPARAM(CPPU_CURRENT_LANGUAGE_BINDING_NAME)),
|
|
rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(UNO_LB_UNO))),
|
|
binaryToCppMapping_(
|
|
rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(UNO_LB_UNO)),
|
|
rtl::OUString(
|
|
RTL_CONSTASCII_USTRINGPARAM(CPPU_CURRENT_LANGUAGE_BINDING_NAME))),
|
|
protPropTid_(
|
|
reinterpret_cast< sal_Int8 const * >(".UrpProtocolPropertiesTid"),
|
|
RTL_CONSTASCII_LENGTH(".UrpProtocolPropertiesTid")),
|
|
protPropOid_(RTL_CONSTASCII_USTRINGPARAM("UrpProtocolProperties")),
|
|
protPropType_(
|
|
cppu::UnoType<
|
|
css::uno::Reference< css::bridge::XProtocolProperties > >::get()),
|
|
protPropRequest_(
|
|
rtl::OUString(
|
|
RTL_CONSTASCII_USTRINGPARAM(
|
|
"com.sun.star.bridge.XProtocolProperties::requestChange"))),
|
|
protPropCommit_(
|
|
rtl::OUString(
|
|
RTL_CONSTASCII_USTRINGPARAM(
|
|
"com.sun.star.bridge.XProtocolProperties::commitChange"))),
|
|
threadPool_(0), currentContextMode_(false), proxies_(0), calls_(0),
|
|
normalCall_(false), activeCalls_(0), terminated_(false),
|
|
mode_(MODE_REQUESTED)
|
|
{
|
|
OSL_ASSERT(factory.is() && connection.is());
|
|
if (!binaryUno_.is()) {
|
|
throw css::uno::RuntimeException(
|
|
rtl::OUString(
|
|
RTL_CONSTASCII_USTRINGPARAM("URP: no binary UNO environment")),
|
|
css::uno::Reference< css::uno::XInterface >());
|
|
}
|
|
if (!(cppToBinaryMapping_.is() && binaryToCppMapping_.is())) {
|
|
throw css::uno::RuntimeException(
|
|
rtl::OUString(
|
|
RTL_CONSTASCII_USTRINGPARAM("URP: no C++ UNO mapping")),
|
|
css::uno::Reference< css::uno::XInterface >());
|
|
}
|
|
passive_.set();
|
|
}
|
|
|
|
void Bridge::start() {
|
|
OSL_ASSERT(threadPool_ == 0 && !writer_.is() && !reader_.is());
|
|
threadPool_ = uno_threadpool_create();
|
|
OSL_ASSERT(threadPool_ != 0);
|
|
writer_.set(new Writer(this));
|
|
writer_->create();
|
|
reader_.set(new Reader(this));
|
|
reader_->create();
|
|
}
|
|
|
|
void Bridge::terminate() {
|
|
rtl::Reference< Reader > r;
|
|
rtl::Reference< Writer > w;
|
|
Listeners ls;
|
|
{
|
|
osl::MutexGuard g(mutex_);
|
|
if (terminated_) {
|
|
return;
|
|
}
|
|
std::swap(reader_, r);
|
|
std::swap(writer_, w);
|
|
ls.swap(listeners_);
|
|
terminated_ = true;
|
|
}
|
|
try {
|
|
connection_->close();
|
|
} catch (css::io::IOException & e) {
|
|
OSL_TRACE(
|
|
OSL_LOG_PREFIX "caught IO exception '%s'",
|
|
rtl::OUStringToOString(e.Message, RTL_TEXTENCODING_UTF8).getStr());
|
|
}
|
|
OSL_ASSERT(w.is());
|
|
w->stop();
|
|
joinThread(r.get());
|
|
joinThread(w.get());
|
|
OSL_ASSERT(threadPool_ != 0);
|
|
uno_threadpool_dispose(threadPool_);
|
|
Stubs s;
|
|
{
|
|
osl::MutexGuard g(mutex_);
|
|
s.swap(stubs_);
|
|
}
|
|
for (Stubs::iterator i(s.begin()); i != s.end(); ++i) {
|
|
for (Stub::iterator j(i->second.begin()); j != i->second.end(); ++j) {
|
|
binaryUno_.get()->pExtEnv->revokeInterface(
|
|
binaryUno_.get()->pExtEnv, j->second.object.get());
|
|
}
|
|
}
|
|
factory_->removeBridge(this);
|
|
for (Listeners::iterator i(ls.begin()); i != ls.end(); ++i) {
|
|
try {
|
|
(*i)->disposing(
|
|
css::lang::EventObject(
|
|
static_cast< cppu::OWeakObject * >(this)));
|
|
} catch (css::uno::RuntimeException & e) {
|
|
OSL_TRACE(
|
|
OSL_LOG_PREFIX "caught runtime exception '%s'",
|
|
rtl::OUStringToOString(
|
|
e.Message, RTL_TEXTENCODING_UTF8).getStr());
|
|
}
|
|
}
|
|
}
|
|
|
|
css::uno::Reference< css::connection::XConnection > Bridge::getConnection()
|
|
const
|
|
{
|
|
return connection_;
|
|
}
|
|
|
|
css::uno::Reference< css::bridge::XInstanceProvider > Bridge::getProvider()
|
|
const
|
|
{
|
|
return provider_;
|
|
}
|
|
|
|
css::uno::Mapping & Bridge::getCppToBinaryMapping() {
|
|
return cppToBinaryMapping_;
|
|
}
|
|
|
|
BinaryAny Bridge::mapCppToBinaryAny(css::uno::Any const & cppAny) {
|
|
css::uno::Any in(cppAny);
|
|
BinaryAny out;
|
|
out.~BinaryAny();
|
|
uno_copyAndConvertData(
|
|
out.get(), &in,
|
|
css::uno::TypeDescription(cppu::UnoType< css::uno::Any >::get()).get(),
|
|
cppToBinaryMapping_.get());
|
|
return out;
|
|
}
|
|
|
|
uno_ThreadPool Bridge::getThreadPool() const {
|
|
OSL_ASSERT(threadPool_ != 0);
|
|
return threadPool_;
|
|
}
|
|
|
|
rtl::Reference< Writer > Bridge::getWriter() {
|
|
osl::MutexGuard g(mutex_);
|
|
if (terminated_) {
|
|
throw css::lang::DisposedException(
|
|
rtl::OUString(
|
|
RTL_CONSTASCII_USTRINGPARAM(
|
|
"Binary URP bridge already disposed")),
|
|
static_cast< cppu::OWeakObject * >(this));
|
|
}
|
|
OSL_ASSERT(writer_.is());
|
|
return writer_;
|
|
}
|
|
|
|
css::uno::UnoInterfaceReference Bridge::registerIncomingInterface(
|
|
rtl::OUString const & oid, css::uno::TypeDescription const & type)
|
|
{
|
|
OSL_ASSERT(type.is());
|
|
if (oid.getLength() == 0) {
|
|
return css::uno::UnoInterfaceReference();
|
|
}
|
|
css::uno::UnoInterfaceReference obj(findStub(oid, type));
|
|
if (!obj.is()) {
|
|
binaryUno_.get()->pExtEnv->getRegisteredInterface(
|
|
binaryUno_.get()->pExtEnv,
|
|
reinterpret_cast< void ** >(&obj.m_pUnoI), oid.pData,
|
|
reinterpret_cast< typelib_InterfaceTypeDescription * >(type.get()));
|
|
if (obj.is()) {
|
|
makeReleaseCall(oid, type);
|
|
} else {
|
|
obj.set(new Proxy(this, oid, type), SAL_NO_ACQUIRE);
|
|
{
|
|
osl::MutexGuard g(mutex_);
|
|
OSL_ASSERT(
|
|
proxies_ < std::numeric_limits< std::size_t >::max());
|
|
++proxies_;
|
|
}
|
|
binaryUno_.get()->pExtEnv->registerProxyInterface(
|
|
binaryUno_.get()->pExtEnv,
|
|
reinterpret_cast< void ** >(&obj.m_pUnoI), &freeProxyCallback,
|
|
oid.pData,
|
|
reinterpret_cast< typelib_InterfaceTypeDescription * >(
|
|
type.get()));
|
|
}
|
|
}
|
|
return obj;
|
|
}
|
|
|
|
rtl::OUString Bridge::registerOutgoingInterface(
|
|
css::uno::UnoInterfaceReference const & object,
|
|
css::uno::TypeDescription const & type)
|
|
{
|
|
OSL_ASSERT(type.is());
|
|
if (!object.is()) {
|
|
return rtl::OUString();
|
|
}
|
|
rtl::OUString oid;
|
|
if (!Proxy::isProxy(this, object, &oid)) {
|
|
binaryUno_.get()->pExtEnv->getObjectIdentifier(
|
|
binaryUno_.get()->pExtEnv, &oid.pData, object.get());
|
|
osl::MutexGuard g(mutex_);
|
|
Stubs::iterator i(stubs_.find(oid));
|
|
Stub newStub;
|
|
Stub * stub = i == stubs_.end() ? &newStub : &i->second;
|
|
Stub::iterator j(stub->find(type));
|
|
//TODO: Release sub-stub if it is not successfully sent to remote side
|
|
// (otherwise, stub will leak until terminate()):
|
|
if (j == stub->end()) {
|
|
j = stub->insert(Stub::value_type(type, SubStub())).first;
|
|
if (stub == &newStub) {
|
|
i = stubs_.insert(Stubs::value_type(oid, Stub())).first;
|
|
std::swap(i->second, newStub);
|
|
j = i->second.find(type);
|
|
OSL_ASSERT(j != i->second.end());
|
|
}
|
|
j->second.object = object;
|
|
j->second.references = 1;
|
|
binaryUno_.get()->pExtEnv->registerInterface(
|
|
binaryUno_.get()->pExtEnv,
|
|
reinterpret_cast< void ** >(&j->second.object.m_pUnoI),
|
|
oid.pData,
|
|
reinterpret_cast< typelib_InterfaceTypeDescription * >(
|
|
type.get()));
|
|
} else {
|
|
OSL_ASSERT(stub != &newStub);
|
|
if (j->second.references == SAL_MAX_UINT32) {
|
|
throw css::uno::RuntimeException(
|
|
rtl::OUString(
|
|
RTL_CONSTASCII_USTRINGPARAM(
|
|
"URP: stub reference count overflow")),
|
|
css::uno::Reference< css::uno::XInterface >());
|
|
}
|
|
++j->second.references;
|
|
}
|
|
}
|
|
return oid;
|
|
}
|
|
|
|
css::uno::UnoInterfaceReference Bridge::findStub(
|
|
rtl::OUString const & oid, css::uno::TypeDescription const & type)
|
|
{
|
|
OSL_ASSERT(oid.getLength() != 0 && type.is());
|
|
osl::MutexGuard g(mutex_);
|
|
Stubs::iterator i(stubs_.find(oid));
|
|
if (i != stubs_.end()) {
|
|
Stub::iterator j(i->second.find(type));
|
|
if (j != i->second.end()) {
|
|
return j->second.object;
|
|
}
|
|
for (j = i->second.begin(); j != i->second.end(); ++j) {
|
|
if (typelib_typedescription_isAssignableFrom(
|
|
type.get(), j->first.get()))
|
|
{
|
|
return j->second.object;
|
|
}
|
|
}
|
|
}
|
|
return css::uno::UnoInterfaceReference();
|
|
}
|
|
|
|
void Bridge::releaseStub(
|
|
rtl::OUString const & oid, css::uno::TypeDescription const & type)
|
|
{
|
|
OSL_ASSERT(oid.getLength() != 0 && type.is());
|
|
css::uno::UnoInterfaceReference obj;
|
|
bool unused;
|
|
{
|
|
osl::MutexGuard g(mutex_);
|
|
Stubs::iterator i(stubs_.find(oid));
|
|
if (i == stubs_.end()) {
|
|
throw css::uno::RuntimeException(
|
|
rtl::OUString(
|
|
RTL_CONSTASCII_USTRINGPARAM("URP: release unknown stub")),
|
|
css::uno::Reference< css::uno::XInterface >());
|
|
}
|
|
Stub::iterator j(i->second.find(type));
|
|
if (j == i->second.end()) {
|
|
throw css::uno::RuntimeException(
|
|
rtl::OUString(
|
|
RTL_CONSTASCII_USTRINGPARAM("URP: release unknown stub")),
|
|
css::uno::Reference< css::uno::XInterface >());
|
|
}
|
|
OSL_ASSERT(j->second.references > 0);
|
|
--j->second.references;
|
|
if (j->second.references == 0) {
|
|
obj = j->second.object;
|
|
i->second.erase(j);
|
|
if (i->second.empty()) {
|
|
stubs_.erase(i);
|
|
}
|
|
}
|
|
unused = becameUnused();
|
|
}
|
|
if (obj.is()) {
|
|
binaryUno_.get()->pExtEnv->revokeInterface(
|
|
binaryUno_.get()->pExtEnv, obj.get());
|
|
}
|
|
terminateWhenUnused(unused);
|
|
}
|
|
|
|
void Bridge::resurrectProxy(Proxy & proxy) {
|
|
uno_Interface * p = &proxy;
|
|
binaryUno_.get()->pExtEnv->registerProxyInterface(
|
|
binaryUno_.get()->pExtEnv,
|
|
reinterpret_cast< void ** >(&p), &freeProxyCallback,
|
|
proxy.getOid().pData,
|
|
reinterpret_cast< typelib_InterfaceTypeDescription * >(
|
|
proxy.getType().get()));
|
|
OSL_ASSERT(p == &proxy);
|
|
}
|
|
|
|
void Bridge::revokeProxy(Proxy & proxy) {
|
|
binaryUno_.get()->pExtEnv->revokeInterface(
|
|
binaryUno_.get()->pExtEnv, &proxy);
|
|
}
|
|
|
|
void Bridge::freeProxy(Proxy & proxy) {
|
|
try {
|
|
makeReleaseCall(proxy.getOid(), proxy.getType());
|
|
} catch (css::uno::RuntimeException & e) {
|
|
OSL_TRACE(
|
|
OSL_LOG_PREFIX "caught runtime exception '%s'",
|
|
rtl::OUStringToOString(e.Message, RTL_TEXTENCODING_UTF8).getStr());
|
|
} catch (std::exception & e) {
|
|
OSL_TRACE(OSL_LOG_PREFIX "caught C++ exception '%s'", e.what());
|
|
}
|
|
bool unused;
|
|
{
|
|
osl::MutexGuard g(mutex_);
|
|
OSL_ASSERT(proxies_ > 0);
|
|
--proxies_;
|
|
unused = becameUnused();
|
|
}
|
|
terminateWhenUnused(unused);
|
|
}
|
|
|
|
void Bridge::incrementCalls(bool normalCall) throw () {
|
|
osl::MutexGuard g(mutex_);
|
|
OSL_ASSERT(calls_ < std::numeric_limits< std::size_t >::max());
|
|
++calls_;
|
|
normalCall_ |= normalCall;
|
|
}
|
|
|
|
void Bridge::decrementCalls() {
|
|
bool unused;
|
|
{
|
|
osl::MutexGuard g(mutex_);
|
|
OSL_ASSERT(calls_ > 0);
|
|
--calls_;
|
|
unused = becameUnused();
|
|
}
|
|
terminateWhenUnused(unused);
|
|
}
|
|
|
|
void Bridge::incrementActiveCalls() throw () {
|
|
osl::MutexGuard g(mutex_);
|
|
OSL_ASSERT(
|
|
activeCalls_ <= calls_ &&
|
|
activeCalls_ < std::numeric_limits< std::size_t >::max());
|
|
++activeCalls_;
|
|
passive_.reset();
|
|
}
|
|
|
|
void Bridge::decrementActiveCalls() throw () {
|
|
osl::MutexGuard g(mutex_);
|
|
OSL_ASSERT(activeCalls_ <= calls_ && activeCalls_ > 0);
|
|
--activeCalls_;
|
|
if (activeCalls_ == 0) {
|
|
passive_.set();
|
|
}
|
|
}
|
|
|
|
bool Bridge::makeCall(
|
|
rtl::OUString const & oid, css::uno::TypeDescription const & member,
|
|
bool setter, std::vector< BinaryAny > const & inArguments,
|
|
BinaryAny * returnValue, std::vector< BinaryAny > * outArguments)
|
|
{
|
|
std::auto_ptr< IncomingReply > resp;
|
|
{
|
|
AttachThread att(threadPool_);
|
|
PopOutgoingRequest pop(
|
|
outgoingRequests_, att.getTid(),
|
|
OutgoingRequest(OutgoingRequest::KIND_NORMAL, member, setter));
|
|
sendRequest(
|
|
att.getTid(), oid, css::uno::TypeDescription(), member,
|
|
inArguments);
|
|
pop.clear();
|
|
incrementCalls(true);
|
|
incrementActiveCalls();
|
|
void * job;
|
|
uno_threadpool_enter(threadPool_, &job);
|
|
resp.reset(static_cast< IncomingReply * >(job));
|
|
decrementActiveCalls();
|
|
decrementCalls();
|
|
}
|
|
if (resp.get() == 0) {
|
|
throw css::lang::DisposedException(
|
|
rtl::OUString(
|
|
RTL_CONSTASCII_USTRINGPARAM(
|
|
"Binary URP bridge disposed during call")),
|
|
static_cast< cppu::OWeakObject * >(this));
|
|
}
|
|
*returnValue = resp->returnValue;
|
|
if (!resp->exception) {
|
|
*outArguments = resp->outArguments;
|
|
}
|
|
return resp->exception;
|
|
}
|
|
|
|
void Bridge::sendRequestChangeRequest() {
|
|
OSL_ASSERT(mode_ == MODE_REQUESTED);
|
|
random_ = random();
|
|
std::vector< BinaryAny > a;
|
|
a.push_back(
|
|
BinaryAny(
|
|
css::uno::TypeDescription(cppu::UnoType< sal_Int32 >::get()),
|
|
&random_));
|
|
sendProtPropRequest(OutgoingRequest::KIND_REQUEST_CHANGE, a);
|
|
}
|
|
|
|
void Bridge::handleRequestChangeReply(
|
|
bool exception, BinaryAny const & returnValue)
|
|
{
|
|
throwException(exception, returnValue);
|
|
sal_Int32 n = *static_cast< sal_Int32 * >(
|
|
returnValue.getValue(
|
|
css::uno::TypeDescription(cppu::UnoType< sal_Int32 >::get())));
|
|
sal_Int32 exp = 0;
|
|
switch (mode_) {
|
|
case MODE_REQUESTED:
|
|
case MODE_REPLY_1:
|
|
exp = 1;
|
|
break;
|
|
case MODE_REPLY_MINUS1:
|
|
exp = -1;
|
|
mode_ = MODE_REQUESTED;
|
|
break;
|
|
case MODE_REPLY_0:
|
|
exp = 0;
|
|
mode_ = MODE_WAIT;
|
|
break;
|
|
default:
|
|
OSL_ASSERT(false); // this cannot happen
|
|
break;
|
|
}
|
|
if (n != exp) {
|
|
throw css::uno::RuntimeException(
|
|
rtl::OUString(
|
|
RTL_CONSTASCII_USTRINGPARAM(
|
|
"URP: requestChange reply with unexpected return value"
|
|
" received")),
|
|
static_cast< cppu::OWeakObject * >(this));
|
|
}
|
|
decrementCalls();
|
|
switch (exp) {
|
|
case -1:
|
|
sendRequestChangeRequest();
|
|
break;
|
|
case 0:
|
|
break;
|
|
case 1:
|
|
sendCommitChangeRequest();
|
|
break;
|
|
default:
|
|
OSL_ASSERT(false); // this cannot happen
|
|
break;
|
|
}
|
|
}
|
|
|
|
void Bridge::handleCommitChangeReply(
|
|
bool exception, BinaryAny const & returnValue)
|
|
{
|
|
bool ccMode = true;
|
|
try {
|
|
throwException(exception, returnValue);
|
|
} catch (css::bridge::InvalidProtocolChangeException &) {
|
|
ccMode = false;
|
|
}
|
|
if (ccMode) {
|
|
setCurrentContextMode();
|
|
}
|
|
OSL_ASSERT(mode_ == MODE_REQUESTED || mode_ == MODE_REPLY_1);
|
|
mode_ = MODE_NORMAL;
|
|
getWriter()->unblock();
|
|
decrementCalls();
|
|
}
|
|
|
|
void Bridge::handleRequestChangeRequest(
|
|
rtl::ByteSequence const & tid, std::vector< BinaryAny > const & inArguments)
|
|
{
|
|
OSL_ASSERT(inArguments.size() == 1);
|
|
switch (mode_) {
|
|
case MODE_REQUESTED:
|
|
{
|
|
sal_Int32 n2 = *static_cast< sal_Int32 * >(
|
|
inArguments[0].getValue(
|
|
css::uno::TypeDescription(
|
|
cppu::UnoType< sal_Int32 >::get())));
|
|
sal_Int32 ret;
|
|
if (n2 > random_) {
|
|
ret = 1;
|
|
mode_ = MODE_REPLY_0;
|
|
} else if (n2 == random_) {
|
|
ret = -1;
|
|
mode_ = MODE_REPLY_MINUS1;
|
|
} else {
|
|
ret = 0;
|
|
mode_ = MODE_REPLY_1;
|
|
}
|
|
getWriter()->sendDirectReply(
|
|
tid, protPropRequest_, false,
|
|
BinaryAny(
|
|
css::uno::TypeDescription(
|
|
cppu::UnoType< sal_Int32 >::get()),
|
|
&ret),
|
|
std::vector< BinaryAny >());
|
|
break;
|
|
}
|
|
case MODE_NORMAL:
|
|
{
|
|
mode_ = MODE_NORMAL_WAIT;
|
|
sal_Int32 ret = 1;
|
|
getWriter()->queueReply(
|
|
tid, protPropRequest_, false, false,
|
|
BinaryAny(
|
|
css::uno::TypeDescription(
|
|
cppu::UnoType< sal_Int32 >::get()),
|
|
&ret),
|
|
std::vector< BinaryAny >(), false);
|
|
break;
|
|
}
|
|
default:
|
|
throw css::uno::RuntimeException(
|
|
rtl::OUString(
|
|
RTL_CONSTASCII_USTRINGPARAM(
|
|
"URP: unexpected requestChange request received")),
|
|
static_cast< cppu::OWeakObject * >(this));
|
|
}
|
|
}
|
|
|
|
void Bridge::handleCommitChangeRequest(
|
|
rtl::ByteSequence const & tid, std::vector< BinaryAny > const & inArguments)
|
|
{
|
|
bool ccMode = false;
|
|
bool exc = false;
|
|
BinaryAny ret;
|
|
OSL_ASSERT(inArguments.size() == 1);
|
|
css::uno::Sequence< css::bridge::ProtocolProperty > s;
|
|
OSL_VERIFY(mapBinaryToCppAny(inArguments[0]) >>= s);
|
|
for (sal_Int32 i = 0; i != s.getLength(); ++i) {
|
|
if (s[i].Name.equalsAsciiL(
|
|
RTL_CONSTASCII_STRINGPARAM("CurrentContext")))
|
|
{
|
|
ccMode = true;
|
|
} else {
|
|
ccMode = false;
|
|
exc = true;
|
|
ret = mapCppToBinaryAny(
|
|
css::uno::makeAny(
|
|
css::bridge::InvalidProtocolChangeException(
|
|
rtl::OUString(
|
|
RTL_CONSTASCII_USTRINGPARAM(
|
|
"InvalidProtocolChangeException")),
|
|
css::uno::Reference< css::uno::XInterface >(), s[i],
|
|
1)));
|
|
break;
|
|
}
|
|
}
|
|
switch (mode_) {
|
|
case MODE_WAIT:
|
|
getWriter()->sendDirectReply(
|
|
tid, protPropCommit_, exc, ret, std::vector< BinaryAny >());
|
|
if (ccMode) {
|
|
setCurrentContextMode();
|
|
mode_ = MODE_NORMAL;
|
|
getWriter()->unblock();
|
|
} else {
|
|
mode_ = MODE_REQUESTED;
|
|
sendRequestChangeRequest();
|
|
}
|
|
break;
|
|
case MODE_NORMAL_WAIT:
|
|
getWriter()->queueReply(
|
|
tid, protPropCommit_, false, false, ret, std::vector< BinaryAny >(),
|
|
ccMode);
|
|
mode_ = MODE_NORMAL;
|
|
break;
|
|
default:
|
|
throw css::uno::RuntimeException(
|
|
rtl::OUString(
|
|
RTL_CONSTASCII_USTRINGPARAM(
|
|
"URP: unexpected commitChange request received")),
|
|
static_cast< cppu::OWeakObject * >(this));
|
|
}
|
|
}
|
|
|
|
OutgoingRequest Bridge::lastOutgoingRequest(rtl::ByteSequence const & tid) {
|
|
OutgoingRequest req(outgoingRequests_.top(tid));
|
|
outgoingRequests_.pop(tid);
|
|
return req;
|
|
}
|
|
|
|
bool Bridge::isProtocolPropertiesRequest(
|
|
rtl::OUString const & oid, css::uno::TypeDescription const & type) const
|
|
{
|
|
return oid == protPropOid_ && type.equals(protPropType_);
|
|
}
|
|
|
|
void Bridge::setCurrentContextMode() {
|
|
osl::MutexGuard g(mutex_);
|
|
currentContextMode_ = true;
|
|
}
|
|
|
|
bool Bridge::isCurrentContextMode() {
|
|
osl::MutexGuard g(mutex_);
|
|
return currentContextMode_;
|
|
}
|
|
|
|
Bridge::~Bridge() {
|
|
if (threadPool_ != 0) {
|
|
uno_threadpool_destroy(threadPool_);
|
|
}
|
|
}
|
|
|
|
css::uno::Reference< css::uno::XInterface > Bridge::getInstance(
|
|
rtl::OUString const & sInstanceName) throw (css::uno::RuntimeException)
|
|
{
|
|
if (sInstanceName.getLength() == 0) {
|
|
throw css::uno::RuntimeException(
|
|
rtl::OUString(
|
|
RTL_CONSTASCII_USTRINGPARAM(
|
|
"XBridge::getInstance sInstanceName must be non-empty")),
|
|
static_cast< cppu::OWeakObject * >(this));
|
|
}
|
|
for (sal_Int32 i = 0; i != sInstanceName.getLength(); ++i) {
|
|
if (sInstanceName[i] > 0x7F) {
|
|
throw css::io::IOException(
|
|
rtl::OUString(
|
|
RTL_CONSTASCII_USTRINGPARAM(
|
|
"XBridge::getInstance sInstanceName contains non-ASCII"
|
|
" character")),
|
|
css::uno::Reference< css::uno::XInterface >());
|
|
}
|
|
}
|
|
css::uno::TypeDescription ifc(
|
|
cppu::UnoType< css::uno::Reference< css::uno::XInterface > >::get());
|
|
typelib_TypeDescription * p = ifc.get();
|
|
std::vector< BinaryAny > inArgs;
|
|
inArgs.push_back(
|
|
BinaryAny(
|
|
css::uno::TypeDescription(cppu::UnoType< css::uno::Type >::get()),
|
|
&p));
|
|
BinaryAny ret;
|
|
std::vector< BinaryAny> outArgs;
|
|
bool exc = makeCall(
|
|
sInstanceName,
|
|
css::uno::TypeDescription(
|
|
rtl::OUString(
|
|
RTL_CONSTASCII_USTRINGPARAM(
|
|
"com.sun.star.uno.XInterface::queryInterface"))),
|
|
false, inArgs, &ret, &outArgs);
|
|
throwException(exc, ret);
|
|
return css::uno::Reference< css::uno::XInterface >(
|
|
static_cast< css::uno::XInterface * >(
|
|
binaryToCppMapping_.mapInterface(
|
|
*static_cast< uno_Interface ** >(ret.getValue(ifc)),
|
|
ifc.get())),
|
|
css::uno::UNO_REF_NO_ACQUIRE);
|
|
}
|
|
|
|
rtl::OUString Bridge::getName() throw (css::uno::RuntimeException) {
|
|
return name_;
|
|
}
|
|
|
|
rtl::OUString Bridge::getDescription() throw (css::uno::RuntimeException) {
|
|
rtl::OUStringBuffer b(name_);
|
|
b.append(sal_Unicode(':'));
|
|
b.append(connection_->getDescription());
|
|
return b.makeStringAndClear();
|
|
}
|
|
|
|
void Bridge::dispose() throw (css::uno::RuntimeException) {
|
|
terminate();
|
|
// OOo expects dispose to not return while there are still remote calls in
|
|
// progress; an external protocol must ensure that dispose is not called
|
|
// from within an incoming or outgoing remote call, as passive_.wait() would
|
|
// otherwise deadlock:
|
|
passive_.wait();
|
|
}
|
|
|
|
void Bridge::addEventListener(
|
|
css::uno::Reference< css::lang::XEventListener > const & xListener)
|
|
throw (css::uno::RuntimeException)
|
|
{
|
|
OSL_ASSERT(xListener.is());
|
|
{
|
|
osl::MutexGuard g(mutex_);
|
|
if (!terminated_) {
|
|
listeners_.push_back(xListener);
|
|
return;
|
|
}
|
|
}
|
|
xListener->disposing(
|
|
css::lang::EventObject(static_cast< cppu::OWeakObject * >(this)));
|
|
}
|
|
|
|
void Bridge::removeEventListener(
|
|
css::uno::Reference< css::lang::XEventListener > const & aListener)
|
|
throw (css::uno::RuntimeException)
|
|
{
|
|
osl::MutexGuard g(mutex_);
|
|
Listeners::iterator i(
|
|
std::find(listeners_.begin(), listeners_.end(), aListener));
|
|
if (i != listeners_.end()) {
|
|
listeners_.erase(i);
|
|
}
|
|
}
|
|
|
|
void Bridge::sendCommitChangeRequest() {
|
|
OSL_ASSERT(mode_ == MODE_REQUESTED || mode_ == MODE_REPLY_1);
|
|
css::uno::Sequence< css::bridge::ProtocolProperty > s(1);
|
|
s[0].Name = rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("CurrentContext"));
|
|
std::vector< BinaryAny > a;
|
|
a.push_back(mapCppToBinaryAny(css::uno::makeAny(s)));
|
|
sendProtPropRequest(OutgoingRequest::KIND_COMMIT_CHANGE, a);
|
|
}
|
|
|
|
void Bridge::sendProtPropRequest(
|
|
OutgoingRequest::Kind kind, std::vector< BinaryAny > const & inArguments)
|
|
{
|
|
OSL_ASSERT(
|
|
kind == OutgoingRequest::KIND_REQUEST_CHANGE ||
|
|
kind == OutgoingRequest::KIND_COMMIT_CHANGE);
|
|
incrementCalls(false);
|
|
css::uno::TypeDescription member(
|
|
kind == OutgoingRequest::KIND_REQUEST_CHANGE
|
|
? protPropRequest_ : protPropCommit_);
|
|
PopOutgoingRequest pop(
|
|
outgoingRequests_, protPropTid_, OutgoingRequest(kind, member, false));
|
|
getWriter()->sendDirectRequest(
|
|
protPropTid_, protPropOid_, protPropType_, member, inArguments);
|
|
pop.clear();
|
|
}
|
|
|
|
void Bridge::makeReleaseCall(
|
|
rtl::OUString const & oid, css::uno::TypeDescription const & type)
|
|
{
|
|
AttachThread att(threadPool_);
|
|
sendRequest(
|
|
att.getTid(), oid, type,
|
|
css::uno::TypeDescription(
|
|
rtl::OUString(
|
|
RTL_CONSTASCII_USTRINGPARAM(
|
|
"com.sun.star.uno.XInterface::release"))),
|
|
std::vector< BinaryAny >());
|
|
}
|
|
|
|
void Bridge::sendRequest(
|
|
rtl::ByteSequence const & tid, rtl::OUString const & oid,
|
|
css::uno::TypeDescription const & type,
|
|
css::uno::TypeDescription const & member,
|
|
std::vector< BinaryAny > const & inArguments)
|
|
{
|
|
getWriter()->queueRequest(tid, oid, type, member, inArguments);
|
|
}
|
|
|
|
void Bridge::throwException(bool exception, BinaryAny const & value) {
|
|
if (exception) {
|
|
cppu::throwException(mapBinaryToCppAny(value));
|
|
}
|
|
}
|
|
|
|
css::uno::Any Bridge::mapBinaryToCppAny(BinaryAny const & binaryAny) {
|
|
BinaryAny in(binaryAny);
|
|
css::uno::Any out;
|
|
out.~Any();
|
|
uno_copyAndConvertData(
|
|
&out, in.get(),
|
|
css::uno::TypeDescription(cppu::UnoType< css::uno::Any >::get()).get(),
|
|
binaryToCppMapping_.get());
|
|
return out;
|
|
}
|
|
|
|
bool Bridge::becameUnused() const {
|
|
return stubs_.empty() && proxies_ == 0 && calls_ == 0 && normalCall_;
|
|
}
|
|
|
|
void Bridge::terminateWhenUnused(bool unused) {
|
|
if (unused) {
|
|
// That the current thread considers the bridge unused implies that it
|
|
// is not within an incoming or outgoing remote call (so calling
|
|
// terminate cannot lead to deadlock):
|
|
terminate();
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|