From 5cc18856ae65ba73c77f0911ee8e1d192878711c Mon Sep 17 00:00:00 2001 From: gka Date: Thu, 28 Nov 2013 11:19:34 +0400 Subject: [PATCH] 0024383: Access violation during STEP file import Protection for null magnitude of vector written in file was added. Test cases for issue CR24383 --- src/StepToGeom/StepToGeom_MakeLine.cxx | 3 +++ tests/bugs/step/bug24383 | 10 ++++++++++ 2 files changed, 13 insertions(+) create mode 100755 tests/bugs/step/bug24383 diff --git a/src/StepToGeom/StepToGeom_MakeLine.cxx b/src/StepToGeom/StepToGeom_MakeLine.cxx index 2c9355a777..67b53bc0a0 100755 --- a/src/StepToGeom/StepToGeom_MakeLine.cxx +++ b/src/StepToGeom/StepToGeom_MakeLine.cxx @@ -32,6 +32,7 @@ #include #include #include +#include //============================================================================= // Creation d' une Line de Geom a partir d' une Line de Step @@ -46,6 +47,8 @@ Standard_Boolean StepToGeom_MakeLine::Convert (const Handle(StepGeom_Line)& SC, Handle(Geom_VectorWithMagnitude) D; if (StepToGeom_MakeVectorWithMagnitude::Convert(SC->Dir(),D)) { + if( D->Vec().SquareMagnitude() < Precision::Confusion() * Precision::Confusion()) + return Standard_False; const gp_Dir V(D->Vec()); CC = new Geom_Line(P->Pnt(), V); return Standard_True; diff --git a/tests/bugs/step/bug24383 b/tests/bugs/step/bug24383 new file mode 100755 index 0000000000..00c27bd1c7 --- /dev/null +++ b/tests/bugs/step/bug24383 @@ -0,0 +1,10 @@ +puts "============" +puts "OCC24383" +puts "============" +puts "" +####################################################################### +# Access violation during STEP file import +####################################################################### + +ReadStep D [locate_data_file bug24383_224013.stp] +