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[+] added: sizeof routine ( returns size of type )

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[+] added: sizeof method for typedVarClass ( return size of var in memory )

git-svn-id: https://pykd.svn.codeplex.com/svn@55065 9b283d60-5439-405e-af05-b73fd8c4d996
This commit is contained in:
SND\kernelnet_cp 2010-09-14 09:09:15 +00:00
parent 51f2adb195
commit eba80f2426
3 changed files with 60 additions and 4 deletions
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4
pykd/dbgext.cpp
View File

@ -71,6 +71,7 @@ BOOST_PYTHON_MODULE( pykd )
boost::python::def( "typedVar", &loadTypedVar );
boost::python::def( "typedVarList", &loadTypedVarList );
boost::python::def( "containingRecord", &containingRecord );
boost::python::def( "sizeof", &sizeofType );
boost::python::def( "loadModule", &loadModule );
boost::python::def( "findSymbol", &findSymbolForAddress );
boost::python::def( "getOffset", &findAddressForSymbol );
@ -104,7 +105,8 @@ BOOST_PYTHON_MODULE( pykd )
boost::python::def( "getImplicitThread", &getImplicitThread );
boost::python::def( "setImplicitThread", &setImplicitThread );
boost::python::class_<typedVarClass>( "typedVarClass" )
.def("getAddress", &typedVarClass::getAddress );
.def("getAddress", &typedVarClass::getAddress )
.def("sizeof", &typedVarClass::size );
boost::python::class_<dbgModuleClass>( "dbgModuleClass" )
.def("begin", &dbgModuleClass::getBegin )
.def("end", &dbgModuleClass::getEnd )

45
pykd/dbgtype.cpp
View File

@ -94,8 +94,13 @@ loadTypedVar( const std::string &moduleName, const std::string &typeName, ULONG6
hres = dbgExt->symbols->GetTypeId( moduleBase, typeName.c_str(), &typeId );
if ( FAILED( hres ) )
throw DbgException( "IDebugSymbol::GetTypeId failed" );
ULONG typeSize;
hres = dbgExt->symbols->GetTypeSize( moduleBase, typeId, &typeSize );
if ( FAILED( hres ) )
throw DbgException( "IDebugSymbol::GetTypeSize failed" );
typedVarClass temp( address );
typedVarClass temp( address, typeSize );
boost::python::object var( temp );
for ( ULONG i = 0; ; ++i )
@ -201,6 +206,44 @@ containingRecord( ULONG64 address, const std::string &moduleName, const std::str
///////////////////////////////////////////////////////////////////////////////////
ULONG
sizeofType( const std::string &moduleName, const std::string &typeName )
{
HRESULT hres;
ULONG typeSize = ~0;
try {
ULONG64 moduleBase;
hres = dbgExt->symbols->GetModuleByModuleName( moduleName.c_str(), 0, NULL, &moduleBase );
if ( FAILED( hres ) )
throw DbgException( "IDebugSymbol::GetModuleByModuleName failed" );
ULONG typeId;
hres = dbgExt->symbols->GetTypeId( moduleBase, typeName.c_str(), &typeId );
if ( FAILED( hres ) )
throw DbgException( "IDebugSymbol::GetTypeId failed" );
hres = dbgExt->symbols->GetTypeSize( moduleBase, typeId, &typeSize );
if ( FAILED( hres ) )
throw DbgException( "IDebugSymbol::GetTypeSize failed" );
}
catch( std::exception &e )
{
dbgExt->control->Output( DEBUG_OUTPUT_ERROR, "pykd error: %s\n", e.what() );
}
catch(...)
{
dbgExt->control->Output( DEBUG_OUTPUT_ERROR, "pykd unexpected error\n" );
}
return typeSize;
}
///////////////////////////////////////////////////////////////////////////////////
boost::python::object
loadTypedVarList( ULONG64 address, const std::string &moduleName, const std::string &typeName, const std::string &listEntryName )
{

15
pykd/dbgtype.h
View File

@ -14,8 +14,9 @@ public:
typedVarClass()
{}
typedVarClass( ULONG64 addr ) :
m_addr( addr )
typedVarClass( ULONG64 addr, ULONG size ) :
m_addr( addr ),
m_size( size )
{}
ULONG64
@ -23,9 +24,16 @@ public:
return m_addr;
}
ULONG
size() const {
return m_size;
}
private:
ULONG64 m_addr;
ULONG m_size;
};
@ -40,5 +48,8 @@ loadTypedVarList( ULONG64 address, const std::string &moduleName, const std::str
boost::python::object
containingRecord( ULONG64 address, const std::string &moduleName, const std::string &typeName, const std::string &fieldName );
ULONG
sizeofType( const std::string &moduleName, const std::string &typeName );
/////////////////////////////////////////////////////////////////////////////////