lotuswordpro/qa/cppunit/data/fail/recurse-5.lwp |binary
lotuswordpro/source/filter/lwpcelllayout.cxx | 15 +++++++++++++--
lotuswordpro/source/filter/lwpcelllayout.hxx | 8 +++++---
lotuswordpro/source/filter/lwprowlayout.cxx | 6 +++---
lotuswordpro/source/filter/lwptablelayout.cxx | 2 +-
5 files changed, 22 insertions(+), 9 deletions(-)
New commits:
commit 21f9812eb53272d50522a649b8c4b3492d95450b
Author: Caolán McNamara <caol...@redhat.com>
Date: Mon Apr 30 15:31:51 2018 +0100
ofz#8095 avoid recurse to death
Reviewed-on: https://gerrit.libreoffice.org/53663
Tested-by: Jenkins <c...@libreoffice.org>
Reviewed-by: Caolán McNamara <caol...@redhat.com>
Tested-by: Caolán McNamara <caol...@redhat.com>
(cherry picked from commit 25c0988b87b71f93577837f4a300f5f17366d145)
Change-Id: I0acb0f68f64bb95a4510a330d463badd2cf8a84a
Reviewed-on: https://gerrit.libreoffice.org/53668
Tested-by: Jenkins <c...@libreoffice.org>
Reviewed-by: Michael Stahl <michael.st...@cib.de>
diff --git a/lotuswordpro/qa/cppunit/data/fail/recurse-5.lwp
b/lotuswordpro/qa/cppunit/data/fail/recurse-5.lwp
new file mode 100644
index 000000000000..a81b42f61e95
Binary files /dev/null and b/lotuswordpro/qa/cppunit/data/fail/recurse-5.lwp
differ
diff --git a/lotuswordpro/source/filter/lwpcelllayout.cxx
b/lotuswordpro/source/filter/lwpcelllayout.cxx
index 504ccb366b73..93e71fd88255 100644
--- a/lotuswordpro/source/filter/lwpcelllayout.cxx
+++ b/lotuswordpro/source/filter/lwpcelllayout.cxx
@@ -74,8 +74,19 @@
#include <xfilter/xfcellstyle.hxx>
#include <xfilter/xfcolstyle.hxx>
+rtl::Reference<XFCell> LwpCellLayout::DoConvertCell(LwpObjectID aTableID,
sal_uInt16 nRow, sal_uInt16 nCol)
+{
+ if (m_bConvertCell)
+ throw std::runtime_error("recursion in page divisions");
+ m_bConvertCell = true;
+ rtl::Reference<XFCell> aRet = ConvertCell(aTableID, nRow, nCol);
+ m_bConvertCell = false;
+ return aRet;
+}
+
LwpCellLayout::LwpCellLayout(LwpObjectHeader const &objHdr, LwpSvStream* pStrm)
: LwpMiddleLayout(objHdr, pStrm)
+ , m_bConvertCell(false)
, crowid(0)
, ccolid(0)
, cType(LDT_NONE)
@@ -890,11 +901,11 @@ rtl::Reference<XFCell>
LwpHiddenCellLayout::ConvertCell(LwpObjectID aTableID, sa
LwpCellLayout *pDefault = dynamic_cast<LwpCellLayout
*>(pTable->GetDefaultCellStyle().obj().get());
if (pDefault)
{
- xXFCell = pDefault->ConvertCell(aTableID, nRow, nCol);
+ xXFCell = pDefault->DoConvertCell(aTableID, nRow, nCol);
}
else
{
- xXFCell = pConnCell->ConvertCell(aTableID, nRow, nCol);
+ xXFCell = pConnCell->DoConvertCell(aTableID, nRow, nCol);
}
xXFCell->SetColumnSpaned(pConnCell->GetNumcols());
}
diff --git a/lotuswordpro/source/filter/lwpcelllayout.hxx
b/lotuswordpro/source/filter/lwpcelllayout.hxx
index 4969f568e9a1..907c29f8cf50 100644
--- a/lotuswordpro/source/filter/lwpcelllayout.hxx
+++ b/lotuswordpro/source/filter/lwpcelllayout.hxx
@@ -89,7 +89,7 @@ public:
LwpCellLayout(LwpObjectHeader const &objHdr, LwpSvStream* pStrm);
virtual ~LwpCellLayout() override;
virtual LWP_LAYOUT_TYPE GetLayoutType () override { return
LWP_CELL_LAYOUT;}
- virtual rtl::Reference<XFCell> ConvertCell(LwpObjectID aTableID,
sal_uInt16 nRow, sal_uInt16 nCol);
+ rtl::Reference<XFCell> DoConvertCell(LwpObjectID aTableID, sal_uInt16
nRow, sal_uInt16 nCol);
sal_uInt16 GetRowID(){return crowid;}
sal_uInt8 GetColID(){return ccolid;}
void RegisterStyle() override;
@@ -114,10 +114,12 @@ protected:
OUString const & GetCellStyleName(sal_uInt16 nRow, sal_uInt16 nCol,
LwpTableLayout * pTableLayout);
void RegisterDefaultCell();
virtual LwpCellBorderType GetCellBorderType(sal_uInt16 nRow, sal_uInt16
nCol, LwpTableLayout * pTableLayout);
+ virtual rtl::Reference<XFCell> ConvertCell(LwpObjectID aTableID,
sal_uInt16 nRow, sal_uInt16 nCol);
static LwpCellLayout * GetCellByRowCol(sal_uInt16 nRow, sal_uInt16 nCol,
LwpTableLayout * pTableLayout);
static sal_uInt16 GetLeftColID(sal_uInt16 nCol){return nCol - 1; };
virtual sal_uInt16 GetBelowRowID(sal_uInt16 nRow){return nRow + 1; };
+ bool m_bConvertCell;
sal_uInt16 crowid;
sal_uInt8 ccolid;
LwpObjectID cLayNumerics;
@@ -147,11 +149,11 @@ public:
virtual ~LwpHiddenCellLayout() override;
virtual LWP_LAYOUT_TYPE GetLayoutType () override { return
LWP_HIDDEN_CELL_LAYOUT;}
virtual void Parse(IXFStream* pOutputStream) override;
- virtual rtl::Reference<XFCell> ConvertCell(LwpObjectID aTableID,
sal_uInt16 nRow, sal_uInt16 nCol) override;
void RegisterStyle() override {}
virtual void SetCellMap() override;
private:
void Read() override;
+ virtual rtl::Reference<XFCell> ConvertCell(LwpObjectID aTableID,
sal_uInt16 nRow, sal_uInt16 nCol) override;
LwpObjectID cconnectedlayout;
};
@@ -166,7 +168,6 @@ public:
virtual ~LwpConnectedCellLayout() override;
virtual LWP_LAYOUT_TYPE GetLayoutType () override { return
LWP_CONNECTED_CELL_LAYOUT;}
virtual void Parse(IXFStream* pOutputStream) override;
- virtual rtl::Reference<XFCell> ConvertCell(LwpObjectID aTableID,
sal_uInt16 nRow, sal_uInt16 nCol) override;
sal_uInt16 GetNumrows(){return m_nRealrowspan;}
sal_uInt8 GetNumcols(){return m_nRealcolspan;}
virtual void SetCellMap() override;
@@ -175,6 +176,7 @@ protected:
void Read() override;
virtual sal_uInt16 GetBelowRowID(sal_uInt16 nRow) override {return nRow +
m_nRealrowspan; };
virtual LwpCellBorderType GetCellBorderType(sal_uInt16 nRow, sal_uInt16
nCol, LwpTableLayout * pTableLayout) override;
+ virtual rtl::Reference<XFCell> ConvertCell(LwpObjectID aTableID,
sal_uInt16 nRow, sal_uInt16 nCol) override;
sal_uInt16 cnumrows;
sal_uInt8 cnumcols;
sal_uInt16 m_nRealrowspan;
diff --git a/lotuswordpro/source/filter/lwprowlayout.cxx
b/lotuswordpro/source/filter/lwprowlayout.cxx
index f80adffb20ec..74228d8df9f6 100644
--- a/lotuswordpro/source/filter/lwprowlayout.cxx
+++ b/lotuswordpro/source/filter/lwprowlayout.cxx
@@ -221,7 +221,7 @@ void LwpRowLayout::ConvertRow(rtl::Reference<XFTable> const
& pXFTable,sal_uInt8
{
sal_uInt8 nColID = m_ConnCellList[nMarkConnCell]->GetColID()
+m_ConnCellList[nMarkConnCell]->GetNumcols()-1;
- xXFCell = m_ConnCellList[nMarkConnCell]->ConvertCell(
+ xXFCell = m_ConnCellList[nMarkConnCell]->DoConvertCell(
pTable->GetObjectID(),
crowid+m_ConnCellList[nMarkConnCell]->GetNumrows()-1,
m_ConnCellList[nMarkConnCell]->GetColID());
@@ -391,7 +391,7 @@ void LwpRowLayout::ConvertCommonRow(rtl::Reference<XFTable>
const & pXFTable, sa
nCellEndCol = i+pConnCell->GetNumcols()-1;
i = nCellEndCol;
}
- xCell =
pCellLayout->ConvertCell(pTable->GetObjectID(),crowid,i);
+ xCell =
pCellLayout->DoConvertCell(pTable->GetObjectID(),crowid,i);
break;
}
rCellID = pCellLayout->GetNext();
@@ -404,7 +404,7 @@ void LwpRowLayout::ConvertCommonRow(rtl::Reference<XFTable>
const & pXFTable, sa
LwpCellLayout * pDefaultCell =
pTableLayout->GetDefaultCellLayout();
if (pDefaultCell)
{
- xCell = pDefaultCell->ConvertCell(
+ xCell = pDefaultCell->DoConvertCell(
pTable->GetObjectID(),crowid, i);
}
else
diff --git a/lotuswordpro/source/filter/lwptablelayout.cxx
b/lotuswordpro/source/filter/lwptablelayout.cxx
index de78337ba4b8..f9bfd1d2d06d 100644
--- a/lotuswordpro/source/filter/lwptablelayout.cxx
+++ b/lotuswordpro/source/filter/lwptablelayout.cxx
@@ -1341,7 +1341,7 @@ void
LwpTableLayout::ConvertDefaultRow(rtl::Reference<XFTable> const & pXFTable,
rtl::Reference<XFCell> xCell;
if (m_pDefaultCellLayout)
{
- xCell = m_pDefaultCellLayout->ConvertCell(
+ xCell = m_pDefaultCellLayout->DoConvertCell(
GetTable()->GetObjectID(),nRowID,j+nStartCol);
}
else
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