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[0.3.x] added : typedVar.castTo method ( cast variable to the type and return new typedVar instance )

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git-svn-id: https://pykd.svn.codeplex.com/svn@90986 9b283d60-5439-405e-af05-b73fd8c4d996
This commit is contained in:
SND\kernelnet_cp 2016-05-17 11:52:01 +00:00 committed by Mikhail I. Izmestev
parent b1bf26e0af
commit c53436ffe5
3 changed files with 20 additions and 0 deletions
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4
pykd/pymod.cpp
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@ -827,6 +827,10 @@ BOOST_PYTHON_MODULE( pykd )
"Return value by pointer" ) "Return value by pointer" )
.def("type", TypedVarAdapter::getType, .def("type", TypedVarAdapter::getType,
"Return typeInfo instance" ) "Return typeInfo instance" )
.def("castTo", TypedVarAdapter::castByName,
"Cast variable to the type and return new typedVar instance")
.def("castTo", TypedVarAdapter::castByTypeInfo,
"Cast variable to the type and return new typedVar instance")
.def("__getattr__", TypedVarAdapter::getFieldAttr, .def("__getattr__", TypedVarAdapter::getFieldAttr,
"Return field of structure as an object attribute" ) "Return field of structure as an object attribute" )
.def( "__str__", TypedVarAdapter::print ) .def( "__str__", TypedVarAdapter::print )

12
pykd/pytypedvar.h
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@ -173,6 +173,18 @@ struct TypedVarAdapter {
{ {
return !isZero(typedVar); return !isZero(typedVar);
} }
static kdlib::TypedVarPtr castByName(kdlib::TypedVar& typedVar, const std::wstring &typeName)
{
AutoRestorePyState pystate;
return typedVar.castTo(typeName);
}
static kdlib::TypedVarPtr castByTypeInfo(kdlib::TypedVar& typedVar, const kdlib::TypeInfoPtr& typeInfo)
{
AutoRestorePyState pystate;
return typedVar.castTo(typeInfo);
}
}; };
} // end namespace pykd } // end namespace pykd

4
test/scripts/typedvar.py
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@ -369,3 +369,7 @@ class TypedVarTest( unittest.TestCase ):
tv = target.module.typedVar( "structTest", target.module.g_structTest ) tv = target.module.typedVar( "structTest", target.module.g_structTest )
self.assertFalse(tv==None) self.assertFalse(tv==None)
self.assertTrue(tv!=None) self.assertTrue(tv!=None)
def testCastTo(self):
self.assertEqual(0xD2, target.module.typedVar( "ulonglongVar" ).castTo("UInt1B"))
self.assertEqual(0, target.module.typedVar( "g_structTest" ).castTo("UInt4B"))