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lief-project-LIEF/api/python/src/pyParser.cpp
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2025-06-08 20:01:21 +02:00

115 lines
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C++

/* Copyright 2017 - 2025 R. Thomas
* Copyright 2017 - 2025 Quarkslab
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "Abstract/init.hpp"
#include "pyLIEF.hpp"
#include "typing/InputParser.hpp"
#include <nanobind/stl/unique_ptr.h>
#include <nanobind/stl/string.h>
#include "LIEF/Abstract/Parser.hpp"
#include "LIEF/BinaryStream/BinaryStream.hpp"
#include "LIEF/config.h"
#if LIEF_PE_SUPPORT
#include "LIEF/PE/utils.hpp"
#include "LIEF/PE/Parser.hpp"
#include "LIEF/PE/Binary.hpp"
#endif
#if LIEF_ELF_SUPPORT
#include "LIEF/ELF/utils.hpp"
#include "LIEF/ELF/Parser.hpp"
#include "LIEF/ELF/Binary.hpp"
#endif
#if LIEF_OAT_SUPPORT
#include "LIEF/OAT/utils.hpp"
#include "LIEF/OAT/Parser.hpp"
#include "LIEF/OAT/Binary.hpp"
#endif
#if LIEF_MACHO_SUPPORT
#include "LIEF/MachO/utils.hpp"
#include "LIEF/MachO/Parser.hpp"
#include "LIEF/MachO/Binary.hpp"
#include "LIEF/MachO/FatBinary.hpp"
#endif
#if LIEF_COFF_SUPPORT
#include "LIEF/COFF/utils.hpp"
#include "LIEF/COFF/Parser.hpp"
#include "LIEF/COFF/Binary.hpp"
#endif
namespace LIEF::py {
typing::OutputParser from_stream(std::unique_ptr<BinaryStream> stream) {
if (stream == nullptr) {
return nb::none();
}
#if LIEF_PE_SUPPORT
if (LIEF::PE::is_pe(*stream)) {
return nb::cast(LIEF::PE::Parser::parse(std::move(stream)));
}
#endif
#if LIEF_ELF_SUPPORT
if (LIEF::ELF::is_elf(*stream)) {
return nb::cast(LIEF::ELF::Parser::parse(std::move(stream)));
}
#endif
#if LIEF_MACHO_SUPPORT
if (LIEF::MachO::is_macho(*stream)) {
std::unique_ptr<LIEF::MachO::FatBinary> fat =
LIEF::MachO::Parser::parse(std::move(stream));
// NOTE(romain): We could nb::cast the fat binary object but
// to avoid a breaking change in the logic of parse() we return a
// `LIEF::MachO::Binary` as we did since the beginning.
//
// We could introduce this breaking change later though.
if (fat == nullptr || fat->empty()) {
return nb::none();
}
return nb::cast(fat->take(0));
}
#endif
#if LIEF_COFF_SUPPORT
if (LIEF::COFF::is_coff(*stream)) {
return nb::cast(LIEF::COFF::Parser::parse(std::move(stream)));
}
#endif
return nb::none();
}
template<>
void create<Parser>(nb::module_& m) {
m.def("parse",
[] (typing::InputParser generic) -> typing::OutputParser {
return from_stream(generic.into_stream());
},
R"delim(
)delim"_doc,
"obj"_a, nb::rv_policy::take_ownership);
}
}