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authorMohammed Abdul Azeem <azeemmysore@gmail.com>2017-06-08 13:32:42 +0530
committerMichael Meeks <michael.meeks@collabora.com>2017-06-08 12:50:17 +0200
commitd21a675d3a7deff37fd66adc993d0179d3a39ed7 (patch)
tree54d3464355fa8eb74fcd370cbdc9d59f37ddca9f /package/source
parent630186ff4e0eba7317e542f8c3eca39ebd068721 (diff)
Fixing loose ends for multithread Sync in package/:
Mutexes in different classes operate exclusively, which might cause sync problem when multithreads are involved. This patch shares the mutex across all classes that share the underlying stream. Change-Id: I57e549fb7c375f93955bf54886b91b1892db1e27 Reviewed-on: https://gerrit.libreoffice.org/38563 Reviewed-by: Michael Meeks <michael.meeks@collabora.com> Tested-by: Michael Meeks <michael.meeks@collabora.com>
Diffstat (limited to 'package/source')
-rw-r--r--package/source/zipapi/XUnbufferedStream.cxx5
-rw-r--r--package/source/zipapi/XUnbufferedStream.hxx1
-rw-r--r--package/source/zipapi/ZipFile.cxx45
-rw-r--r--package/source/zippackage/ZipPackage.cxx4
-rw-r--r--package/source/zippackage/ZipPackageStream.cxx2
-rw-r--r--package/source/zippackage/zipfileaccess.cxx1
6 files changed, 35 insertions, 23 deletions
diff --git a/package/source/zipapi/XUnbufferedStream.cxx b/package/source/zipapi/XUnbufferedStream.cxx
index 8992e227b24d..a7465e397e24 100644
--- a/package/source/zipapi/XUnbufferedStream.cxx
+++ b/package/source/zipapi/XUnbufferedStream.cxx
@@ -48,7 +48,7 @@ XUnbufferedStream::XUnbufferedStream(
bool bIsEncrypted,
const OUString& aMediaType,
bool bRecoveryMode )
-: maMutexHolder( aMutexHolder.is() ? aMutexHolder : rtl::Reference<SotMutexHolder>( new SotMutexHolder ) )
+: maMutexHolder( aMutexHolder )
, mxZipStream ( xNewZipStream )
, mxZipSeek ( xNewZipStream, UNO_QUERY )
, maEntry ( rEntry )
@@ -108,9 +108,10 @@ XUnbufferedStream::XUnbufferedStream(
// allows to read package raw stream
XUnbufferedStream::XUnbufferedStream(
const uno::Reference< uno::XComponentContext >& /*xContext*/,
+ const rtl::Reference<SotMutexHolder>& aMutexHolder,
const Reference < XInputStream >& xRawStream,
const ::rtl::Reference< EncryptionData >& rData )
-: maMutexHolder( new SotMutexHolder )
+: maMutexHolder( aMutexHolder )
, mxZipStream ( xRawStream )
, mxZipSeek ( xRawStream, UNO_QUERY )
, mnBlockSize( 1 )
diff --git a/package/source/zipapi/XUnbufferedStream.hxx b/package/source/zipapi/XUnbufferedStream.hxx
index 02fe87f598de..d46320eac21d 100644
--- a/package/source/zipapi/XUnbufferedStream.hxx
+++ b/package/source/zipapi/XUnbufferedStream.hxx
@@ -77,6 +77,7 @@ public:
// allows to read package raw stream
XUnbufferedStream(
const css::uno::Reference< css::uno::XComponentContext >& xContext,
+ const rtl::Reference<SotMutexHolder>& aMutexHolder,
const css::uno::Reference < css::io::XInputStream >& xRawStream,
const ::rtl::Reference< EncryptionData >& rData );
diff --git a/package/source/zipapi/ZipFile.cxx b/package/source/zipapi/ZipFile.cxx
index 14b536db3ada..ba41d5f10d1d 100644
--- a/package/source/zipapi/ZipFile.cxx
+++ b/package/source/zipapi/ZipFile.cxx
@@ -70,8 +70,12 @@ using ZipUtils::Inflater;
/** This class is used to read entries from a zip file
*/
-ZipFile::ZipFile( uno::Reference < XInputStream > &xInput, const uno::Reference < XComponentContext > & rxContext, bool bInitialise )
-: aGrabber(xInput)
+ZipFile::ZipFile( const rtl::Reference<SotMutexHolder>& aMutexHolder,
+ uno::Reference < XInputStream > &xInput,
+ const uno::Reference < XComponentContext > & rxContext,
+ bool bInitialise )
+: m_aMutexHolder( aMutexHolder )
+, aGrabber( xInput )
, aInflater( true )
, xStream(xInput)
, m_xContext ( rxContext )
@@ -88,8 +92,12 @@ ZipFile::ZipFile( uno::Reference < XInputStream > &xInput, const uno::Reference
}
}
-ZipFile::ZipFile( uno::Reference < XInputStream > &xInput, const uno::Reference < XComponentContext > & rxContext, bool bInitialise, bool bForceRecovery)
-: aGrabber(xInput)
+ZipFile::ZipFile( const rtl::Reference<SotMutexHolder>& aMutexHolder,
+ uno::Reference < XInputStream > &xInput,
+ const uno::Reference < XComponentContext > & rxContext,
+ bool bInitialise, bool bForceRecovery)
+: m_aMutexHolder( aMutexHolder )
+, aGrabber( xInput )
, aInflater( true )
, xStream(xInput)
, m_xContext ( rxContext )
@@ -122,7 +130,7 @@ void ZipFile::setUseBufferedStream( bool b )
void ZipFile::setInputStream ( const uno::Reference < XInputStream >& xNewStream )
{
- ::osl::MutexGuard aGuard( m_aMutex );
+ ::osl::MutexGuard aGuard( m_aMutexHolder->GetMutex() );
xStream = xNewStream;
aGrabber.setInputStream ( xStream );
@@ -381,7 +389,8 @@ bool ZipFile::StaticFillData ( ::rtl::Reference< BaseEncryptionData > & rData,
return bOk;
}
-uno::Reference< XInputStream > ZipFile::StaticGetDataFromRawStream( const uno::Reference< uno::XComponentContext >& rxContext,
+uno::Reference< XInputStream > ZipFile::StaticGetDataFromRawStream( const rtl::Reference<SotMutexHolder>& aMutexHolder,
+ const uno::Reference< uno::XComponentContext >& rxContext,
const uno::Reference< XInputStream >& xStream,
const ::rtl::Reference< EncryptionData > &rData )
{
@@ -417,7 +426,7 @@ uno::Reference< XInputStream > ZipFile::StaticGetDataFromRawStream( const uno::R
throw packages::WrongPasswordException(THROW_WHERE );
}
- return new XUnbufferedStream( rxContext, xStream, rData );
+ return new XUnbufferedStream( rxContext, aMutexHolder, xStream, rData );
}
#if 0
@@ -490,7 +499,7 @@ bool ZipFile::StaticHasValidPassword( const uno::Reference< uno::XComponentConte
bool ZipFile::hasValidPassword ( ZipEntry & rEntry, const ::rtl::Reference< EncryptionData >& rData )
{
- ::osl::MutexGuard aGuard( m_aMutex );
+ ::osl::MutexGuard aGuard( m_aMutexHolder->GetMutex() );
bool bRet = false;
if ( rData.is() && rData->m_aKey.getLength() )
@@ -608,7 +617,7 @@ uno::Reference< XInputStream > ZipFile::createStreamForZipEntry(
bool bIsEncrypted,
const OUString& aMediaType )
{
- ::osl::MutexGuard aGuard( m_aMutex );
+ ::osl::MutexGuard aGuard( m_aMutexHolder->GetMutex() );
uno::Reference<io::XInputStream> xSrcStream = new XUnbufferedStream(
m_xContext, aMutexHolder, rEntry, xStream, rData, nStreamMode, bIsEncrypted, aMediaType, bRecoveryMode);
@@ -630,7 +639,7 @@ uno::Reference< XInputStream > ZipFile::getInputStream( ZipEntry& rEntry,
bool bIsEncrypted,
const rtl::Reference<SotMutexHolder>& aMutexHolder )
{
- ::osl::MutexGuard aGuard( m_aMutex );
+ ::osl::MutexGuard aGuard( m_aMutexHolder->GetMutex() );
if ( rEntry.nOffset <= 0 )
readLOC( rEntry );
@@ -657,7 +666,7 @@ uno::Reference< XInputStream > ZipFile::getDataStream( ZipEntry& rEntry,
bool bIsEncrypted,
const rtl::Reference<SotMutexHolder>& aMutexHolder )
{
- ::osl::MutexGuard aGuard( m_aMutex );
+ ::osl::MutexGuard aGuard( m_aMutexHolder->GetMutex() );
if ( rEntry.nOffset <= 0 )
readLOC( rEntry );
@@ -693,7 +702,7 @@ uno::Reference< XInputStream > ZipFile::getRawData( ZipEntry& rEntry,
bool bIsEncrypted,
const rtl::Reference<SotMutexHolder>& aMutexHolder )
{
- ::osl::MutexGuard aGuard( m_aMutex );
+ ::osl::MutexGuard aGuard( m_aMutexHolder->GetMutex() );
if ( rEntry.nOffset <= 0 )
readLOC( rEntry );
@@ -707,7 +716,7 @@ uno::Reference< XInputStream > ZipFile::getWrappedRawStream(
const OUString& aMediaType,
const rtl::Reference<SotMutexHolder>& aMutexHolder )
{
- ::osl::MutexGuard aGuard( m_aMutex );
+ ::osl::MutexGuard aGuard( m_aMutexHolder->GetMutex() );
if ( !rData.is() )
throw packages::NoEncryptionException(THROW_WHERE );
@@ -720,7 +729,7 @@ uno::Reference< XInputStream > ZipFile::getWrappedRawStream(
bool ZipFile::readLOC( ZipEntry &rEntry )
{
- ::osl::MutexGuard aGuard( m_aMutex );
+ ::osl::MutexGuard aGuard( m_aMutexHolder->GetMutex() );
sal_Int64 nPos = -rEntry.nOffset;
@@ -948,7 +957,7 @@ sal_Int32 ZipFile::readCEN()
void ZipFile::recover()
{
- ::osl::MutexGuard aGuard( m_aMutex );
+ ::osl::MutexGuard aGuard( m_aMutexHolder->GetMutex() );
sal_Int64 nLength;
Sequence < sal_Int8 > aBuffer;
@@ -1123,7 +1132,7 @@ void ZipFile::recover()
bool ZipFile::checkSizeAndCRC( const ZipEntry& aEntry )
{
- ::osl::MutexGuard aGuard( m_aMutex );
+ ::osl::MutexGuard aGuard( m_aMutexHolder->GetMutex() );
sal_Int32 nCRC = 0;
sal_Int64 nSize = 0;
@@ -1137,7 +1146,7 @@ bool ZipFile::checkSizeAndCRC( const ZipEntry& aEntry )
sal_Int32 ZipFile::getCRC( sal_Int64 nOffset, sal_Int64 nSize )
{
- ::osl::MutexGuard aGuard( m_aMutex );
+ ::osl::MutexGuard aGuard( m_aMutexHolder->GetMutex() );
Sequence < sal_Int8 > aBuffer;
CRC32 aCRC;
@@ -1157,7 +1166,7 @@ sal_Int32 ZipFile::getCRC( sal_Int64 nOffset, sal_Int64 nSize )
void ZipFile::getSizeAndCRC( sal_Int64 nOffset, sal_Int64 nCompressedSize, sal_Int64 *nSize, sal_Int32 *nCRC )
{
- ::osl::MutexGuard aGuard( m_aMutex );
+ ::osl::MutexGuard aGuard( m_aMutexHolder->GetMutex() );
Sequence < sal_Int8 > aBuffer;
CRC32 aCRC;
diff --git a/package/source/zippackage/ZipPackage.cxx b/package/source/zippackage/ZipPackage.cxx
index 90272bbee62b..61faad5600c1 100644
--- a/package/source/zippackage/ZipPackage.cxx
+++ b/package/source/zippackage/ZipPackage.cxx
@@ -725,7 +725,7 @@ void SAL_CALL ZipPackage::initialize( const uno::Sequence< Any >& aArguments )
OUString message;
try
{
- m_pZipFile = o3tl::make_unique<ZipFile>(m_xContentStream, m_xContext, true, m_bForceRecovery);
+ m_pZipFile = o3tl::make_unique<ZipFile>(m_aMutexHolder, m_xContentStream, m_xContext, true, m_bForceRecovery);
m_pZipFile->setUseBufferedStream(bUseBufferedStream);
getZipFileContents();
}
@@ -1090,7 +1090,7 @@ void ZipPackage::ConnectTo( const uno::Reference< io::XInputStream >& xInStream
if ( m_pZipFile )
m_pZipFile->setInputStream( m_xContentStream );
else
- m_pZipFile = o3tl::make_unique<ZipFile>(m_xContentStream, m_xContext, false);
+ m_pZipFile = o3tl::make_unique<ZipFile>(m_aMutexHolder, m_xContentStream, m_xContext, false);
}
namespace
diff --git a/package/source/zippackage/ZipPackageStream.cxx b/package/source/zippackage/ZipPackageStream.cxx
index 01f2896d68f0..8607f4a2c583 100644
--- a/package/source/zippackage/ZipPackageStream.cxx
+++ b/package/source/zippackage/ZipPackageStream.cxx
@@ -1047,7 +1047,7 @@ uno::Reference< io::XInputStream > SAL_CALL ZipPackageStream::getDataStream()
return xResult;
}
else if ( m_nStreamMode == PACKAGE_STREAM_RAW )
- return ZipFile::StaticGetDataFromRawStream( m_xContext, GetOwnSeekStream(), GetEncryptionData() );
+ return ZipFile::StaticGetDataFromRawStream( m_rZipPackage.GetSharedMutexRef(), m_xContext, GetOwnSeekStream(), GetEncryptionData() );
else if ( GetOwnSeekStream().is() )
{
return new WrapStreamForShare( GetOwnSeekStream(), m_rZipPackage.GetSharedMutexRef() );
diff --git a/package/source/zippackage/zipfileaccess.cxx b/package/source/zippackage/zipfileaccess.cxx
index ce4e82de8867..7517e772caf2 100644
--- a/package/source/zippackage/zipfileaccess.cxx
+++ b/package/source/zippackage/zipfileaccess.cxx
@@ -247,6 +247,7 @@ void SAL_CALL OZipFileAccess::initialize( const uno::Sequence< uno::Any >& aArgu
// TODO: in case xSeekable is implemented on separated XStream implementation a wrapper is required
m_pZipFile = o3tl::make_unique<ZipFile>(
+ m_aMutexHolder,
m_xContentStream,
m_xContext,
true );