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Add data about which tables are present.

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This commit is contained in:
Vlad Grigorescu 2015-04-19 18:41:32 -04:00
parent ea36686524
commit a2eff14e05
3 changed files with 26 additions and 3 deletions
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21
src/file_analysis/analyzer/pe/pe-analyzer.pac
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@ -1,10 +1,25 @@
%extern{
#include "Event.h"
#include "file_analysis/File.h"
#include "events.bif.h"
%}
%header{
VectorVal* process_rvas(const RVAS* rvas, const uint16 size);
%}
%code{
VectorVal* process_rvas(const RVAS* rva_table, const uint16 size)
{
VectorVal* rvas = new VectorVal(internal_type("index_vec")->AsVectorType());
for ( uint16 i=0; i < size; ++i )
rvas->Assign(i, new Val((*rva_table->rvas())[i]->size(), TYPE_COUNT));
return rvas;
}
%}
refine flow File += {
function characteristics_to_bro(c: uint32, len: uint8): TableVal
@ -134,7 +149,9 @@ refine flow File += {
oh->Assign(22, new Val(${h.subsystem}, TYPE_COUNT));
oh->Assign(23, characteristics_to_bro(${h.dll_characteristics}, 16));
oh->Assign(24, new Val(${h.loader_flags}, TYPE_COUNT));
oh->Assign(25, new Val(${h.number_of_rva_and_sizes}, TYPE_COUNT));
oh->Assign(25, process_rvas(${h.rvas}, ${h.number_of_rva_and_sizes}));
BifEvent::generate_pe_optional_header((analyzer::Analyzer *) connection()->bro_analyzer(),
connection()->bro_analyzer()->GetFile()->GetVal()->Ref(),
oh);