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add ordinal metadata to typelibrary #1

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add ordinal metadata to typelibrary #1

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25 changes: 15 additions & 10 deletions export.py
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Original file line number Diff line number Diff line change
Expand Up @@ -4,10 +4,9 @@
from binaryninja import BinaryView
from binaryninja import CoreSymbol, Logger
from binaryninja import SymbolType, SymbolBinding
from binaryninja import TypeLibrary, Function
from binaryninja import TypeLibrary, Function, Metadata


def create_type_library(log: Logger, bv: BinaryView, func_list: list[Function], config: dict) -> TypeLibrary:
def create_type_library(log: Logger, bv: BinaryView, export_func_syms: list[CoreSymbol], config: dict) -> TypeLibrary:
typelib = TypeLibrary.new(bv.arch, config["lib_name"])
typelib.add_platform(bv.platform)

Expand All @@ -18,9 +17,19 @@ def create_type_library(log: Logger, bv: BinaryView, func_list: list[Function],

if "dependency_name" in config:
typelib.dependency_name = config["dependency_name"]
log.log_debug(f"Exporting {len(func_list)} functions to a type library")

log.log_info(f'Exporting {len(export_func_syms)} ordinals to type library')
ordinals = {sym.ordinal: sym.name for sym in export_func_syms}
typelib.store_metadata('ordinals', Metadata(ordinals))

func_list = get_funcs_from_syms(log, bv, export_func_syms)
log.log_debug(f"Exporting {len(func_list)} functions to type library")

for func in func_list:
bv.export_object_to_library(typelib, func.name, func.function_type)
bv.export_object_to_library(typelib, func.name, func.type)

log.log_info(f"Exported {len(func_list)} functions to {config['export_path']}")

return typelib


Expand Down Expand Up @@ -63,10 +72,6 @@ def export_functions(bv: BinaryView):
export_func_syms = [sym for sym in func_list
if sym.binding == SymbolBinding.GlobalBinding or sym.binding == SymbolBinding.WeakBinding]

export_funcs = get_funcs_from_syms(log, bv, export_func_syms)
log.log_debug(f"Discovered {len(export_funcs)} exported functions")

typelib = create_type_library(log, bv, export_funcs, config)
typelib = create_type_library(log, bv, export_func_syms, config)
typelib.finalize()
log.log_info(f"Exported {len(export_funcs)} functions to {config['export_path']}")
typelib.write_to_file(config['export_path'])