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aosp12/art/dex2oat/linker/oat_writer_test.cc

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/*
* Copyright (C) 2011 The Android Open Source Project
*
* 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 "android-base/stringprintf.h"
#include "arch/instruction_set_features.h"
#include "art_method-inl.h"
#include "base/enums.h"
#include "base/file_utils.h"
#include "base/stl_util.h"
#include "base/unix_file/fd_file.h"
#include "class_linker.h"
#include "common_compiler_driver_test.h"
#include "compiled_method-inl.h"
#include "compiler.h"
#include "debug/method_debug_info.h"
#include "dex/class_accessor-inl.h"
#include "dex/dex_file_loader.h"
#include "dex/quick_compiler_callbacks.h"
#include "dex/test_dex_file_builder.h"
#include "dex/verification_results.h"
#include "driver/compiler_driver.h"
#include "driver/compiler_options.h"
#include "entrypoints/quick/quick_entrypoints.h"
#include "linker/elf_writer.h"
#include "linker/elf_writer_quick.h"
#include "linker/multi_oat_relative_patcher.h"
#include "mirror/class-inl.h"
#include "mirror/object-inl.h"
#include "mirror/object_array-inl.h"
#include "oat.h"
#include "oat_file-inl.h"
#include "oat_writer.h"
#include "profile/profile_compilation_info.h"
#include "scoped_thread_state_change-inl.h"
#include "stream/buffered_output_stream.h"
#include "stream/file_output_stream.h"
#include "stream/vector_output_stream.h"
#include "vdex_file.h"
namespace art {
namespace linker {
class OatTest : public CommonCompilerDriverTest {
protected:
static const bool kCompile = false; // DISABLED_ due to the time to compile libcore
void CheckMethod(ArtMethod* method,
const OatFile::OatMethod& oat_method,
const DexFile& dex_file)
REQUIRES_SHARED(Locks::mutator_lock_) {
const CompiledMethod* compiled_method =
compiler_driver_->GetCompiledMethod(MethodReference(&dex_file,
method->GetDexMethodIndex()));
if (compiled_method == nullptr) {
EXPECT_TRUE(oat_method.GetQuickCode() == nullptr) << method->PrettyMethod() << " "
<< oat_method.GetQuickCode();
EXPECT_EQ(oat_method.GetFrameSizeInBytes(), 0U);
EXPECT_EQ(oat_method.GetCoreSpillMask(), 0U);
EXPECT_EQ(oat_method.GetFpSpillMask(), 0U);
} else {
const void* quick_oat_code = oat_method.GetQuickCode();
EXPECT_TRUE(quick_oat_code != nullptr) << method->PrettyMethod();
uintptr_t oat_code_aligned = RoundDown(reinterpret_cast<uintptr_t>(quick_oat_code), 2);
quick_oat_code = reinterpret_cast<const void*>(oat_code_aligned);
ArrayRef<const uint8_t> quick_code = compiled_method->GetQuickCode();
EXPECT_FALSE(quick_code.empty());
size_t code_size = quick_code.size() * sizeof(quick_code[0]);
EXPECT_EQ(0, memcmp(quick_oat_code, &quick_code[0], code_size))
<< method->PrettyMethod() << " " << code_size;
CHECK_EQ(0, memcmp(quick_oat_code, &quick_code[0], code_size));
}
}
void SetupCompiler(const std::vector<std::string>& compiler_options) {
std::string error_msg;
if (!compiler_options_->ParseCompilerOptions(compiler_options,
/*ignore_unrecognized=*/ false,
&error_msg)) {
LOG(FATAL) << error_msg;
UNREACHABLE();
}
callbacks_.reset(new QuickCompilerCallbacks(CompilerCallbacks::CallbackMode::kCompileApp));
callbacks_->SetVerificationResults(verification_results_.get());
Runtime::Current()->SetCompilerCallbacks(callbacks_.get());
}
bool WriteElf(File* vdex_file,
File* oat_file,
const std::vector<const DexFile*>& dex_files,
SafeMap<std::string, std::string>& key_value_store,
bool verify) {
TimingLogger timings("WriteElf", false, false);
ClearBootImageOption();
OatWriter oat_writer(*compiler_options_,
&timings,
/*profile_compilation_info*/nullptr,
CompactDexLevel::kCompactDexLevelNone);
for (const DexFile* dex_file : dex_files) {
ArrayRef<const uint8_t> raw_dex_file(
reinterpret_cast<const uint8_t*>(&dex_file->GetHeader()),
dex_file->GetHeader().file_size_);
if (!oat_writer.AddRawDexFileSource(raw_dex_file,
dex_file->GetLocation().c_str(),
dex_file->GetLocationChecksum())) {
return false;
}
}
return DoWriteElf(
vdex_file, oat_file, oat_writer, key_value_store, verify, CopyOption::kOnlyIfCompressed);
}
bool WriteElf(File* vdex_file,
File* oat_file,
const std::vector<const char*>& dex_filenames,
SafeMap<std::string, std::string>& key_value_store,
bool verify,
CopyOption copy,
ProfileCompilationInfo* profile_compilation_info) {
TimingLogger timings("WriteElf", false, false);
ClearBootImageOption();
OatWriter oat_writer(*compiler_options_,
&timings,
profile_compilation_info,
CompactDexLevel::kCompactDexLevelNone);
for (const char* dex_filename : dex_filenames) {
if (!oat_writer.AddDexFileSource(dex_filename, dex_filename)) {
return false;
}
}
return DoWriteElf(vdex_file, oat_file, oat_writer, key_value_store, verify, copy);
}
bool WriteElf(File* vdex_file,
File* oat_file,
File&& dex_file_fd,
const char* location,
SafeMap<std::string, std::string>& key_value_store,
bool verify,
CopyOption copy,
ProfileCompilationInfo* profile_compilation_info = nullptr) {
TimingLogger timings("WriteElf", false, false);
ClearBootImageOption();
OatWriter oat_writer(*compiler_options_,
&timings,
profile_compilation_info,
CompactDexLevel::kCompactDexLevelNone);
if (!oat_writer.AddDexFileSource(std::move(dex_file_fd), location)) {
return false;
}
return DoWriteElf(vdex_file, oat_file, oat_writer, key_value_store, verify, copy);
}
bool DoWriteElf(File* vdex_file,
File* oat_file,
OatWriter& oat_writer,
SafeMap<std::string, std::string>& key_value_store,
bool verify,
CopyOption copy) {
std::unique_ptr<ElfWriter> elf_writer = CreateElfWriterQuick(
compiler_driver_->GetCompilerOptions(),
oat_file);
elf_writer->Start();
OutputStream* oat_rodata = elf_writer->StartRoData();
std::vector<MemMap> opened_dex_files_maps;
std::vector<std::unique_ptr<const DexFile>> opened_dex_files;
if (!oat_writer.WriteAndOpenDexFiles(
vdex_file,
verify,
/*update_input_vdex=*/ false,
copy,
&opened_dex_files_maps,
&opened_dex_files)) {
return false;
}
Runtime* runtime = Runtime::Current();
ClassLinker* const class_linker = runtime->GetClassLinker();
std::vector<const DexFile*> dex_files;
for (const std::unique_ptr<const DexFile>& dex_file : opened_dex_files) {
dex_files.push_back(dex_file.get());
ScopedObjectAccess soa(Thread::Current());
class_linker->RegisterDexFile(*dex_file, nullptr);
}
MultiOatRelativePatcher patcher(compiler_options_->GetInstructionSet(),
compiler_options_->GetInstructionSetFeatures(),
compiler_driver_->GetCompiledMethodStorage());
if (!oat_writer.StartRoData(dex_files, oat_rodata, &key_value_store)) {
return false;
}
oat_writer.Initialize(compiler_driver_.get(), /*image_writer=*/ nullptr, dex_files);
oat_writer.PrepareLayout(&patcher);
elf_writer->PrepareDynamicSection(oat_writer.GetOatHeader().GetExecutableOffset(),
oat_writer.GetCodeSize(),
oat_writer.GetDataBimgRelRoSize(),
oat_writer.GetBssSize(),
oat_writer.GetBssMethodsOffset(),
oat_writer.GetBssRootsOffset(),
oat_writer.GetVdexSize());
if (!oat_writer.FinishVdexFile(vdex_file, /*verifier_deps=*/ nullptr)) {
return false;
}
if (!oat_writer.WriteRodata(oat_rodata)) {
return false;
}
elf_writer->EndRoData(oat_rodata);
OutputStream* text = elf_writer->StartText();
if (!oat_writer.WriteCode(text)) {
return false;
}
elf_writer->EndText(text);
if (oat_writer.GetDataBimgRelRoSize() != 0u) {
OutputStream* data_bimg_rel_ro = elf_writer->StartDataBimgRelRo();
if (!oat_writer.WriteDataBimgRelRo(data_bimg_rel_ro)) {
return false;
}
elf_writer->EndDataBimgRelRo(data_bimg_rel_ro);
}
if (!oat_writer.WriteHeader(elf_writer->GetStream())) {
return false;
}
elf_writer->WriteDynamicSection();
elf_writer->WriteDebugInfo(oat_writer.GetDebugInfo());
if (!elf_writer->End()) {
return false;
}
for (MemMap& map : opened_dex_files_maps) {
opened_dex_files_maps_.emplace_back(std::move(map));
}
for (std::unique_ptr<const DexFile>& dex_file : opened_dex_files) {
opened_dex_files_.emplace_back(dex_file.release());
}
return true;
}
void CheckOatWriteResult(ScratchFile& oat_file,
ScratchFile& vdex_file,
std::vector<std::unique_ptr<const DexFile>>& input_dexfiles,
const unsigned int expected_oat_dexfile_count,
bool low_4gb) {
ASSERT_EQ(expected_oat_dexfile_count, input_dexfiles.size());
std::string error_msg;
std::unique_ptr<OatFile> opened_oat_file(OatFile::Open(/*zip_fd=*/ -1,
oat_file.GetFilename(),
oat_file.GetFilename(),
/*executable=*/ false,
low_4gb,
&error_msg));
ASSERT_TRUE(opened_oat_file != nullptr) << error_msg;
ASSERT_EQ(expected_oat_dexfile_count, opened_oat_file->GetOatDexFiles().size());
if (low_4gb) {
uintptr_t begin = reinterpret_cast<uintptr_t>(opened_oat_file->Begin());
EXPECT_EQ(begin, static_cast<uint32_t>(begin));
}
for (uint32_t i = 0; i < input_dexfiles.size(); i++) {
const std::unique_ptr<const DexFile>& dex_file_data = input_dexfiles[i];
std::unique_ptr<const DexFile> opened_dex_file =
opened_oat_file->GetOatDexFiles()[i]->OpenDexFile(&error_msg);
ASSERT_EQ(opened_oat_file->GetOatDexFiles()[i]->GetDexFileLocationChecksum(),
dex_file_data->GetHeader().checksum_);
ASSERT_EQ(dex_file_data->GetHeader().file_size_, opened_dex_file->GetHeader().file_size_);
ASSERT_EQ(0, memcmp(&dex_file_data->GetHeader(),
&opened_dex_file->GetHeader(),
dex_file_data->GetHeader().file_size_));
ASSERT_EQ(dex_file_data->GetLocation(), opened_dex_file->GetLocation());
}
int64_t actual_vdex_size = vdex_file.GetFile()->GetLength();
ASSERT_GE(actual_vdex_size, 0);
ASSERT_EQ(dchecked_integral_cast<uint64_t>(actual_vdex_size),
opened_oat_file->GetVdexFile()->GetComputedFileSize());
}
void TestDexFileInput(bool verify, bool low_4gb, bool use_profile);
void TestZipFileInput(bool verify, CopyOption copy);
void TestZipFileInputWithEmptyDex();
std::unique_ptr<QuickCompilerCallbacks> callbacks_;
std::vector<MemMap> opened_dex_files_maps_;
std::vector<std::unique_ptr<const DexFile>> opened_dex_files_;
};
class ZipBuilder {
public:
explicit ZipBuilder(File* zip_file) : zip_file_(zip_file) { }
bool AddFile(const char* location, const void* data, size_t size) {
off_t offset = lseek(zip_file_->Fd(), 0, SEEK_CUR);
if (offset == static_cast<off_t>(-1)) {
return false;
}
ZipFileHeader file_header;
file_header.crc32 = crc32(0u, reinterpret_cast<const Bytef*>(data), size);
file_header.compressed_size = size;
file_header.uncompressed_size = size;
file_header.filename_length = strlen(location);
if (!zip_file_->WriteFully(&file_header, sizeof(file_header)) ||
!zip_file_->WriteFully(location, file_header.filename_length) ||
!zip_file_->WriteFully(data, size)) {
return false;
}
CentralDirectoryFileHeader cdfh;
cdfh.crc32 = file_header.crc32;
cdfh.compressed_size = size;
cdfh.uncompressed_size = size;
cdfh.filename_length = file_header.filename_length;
cdfh.relative_offset_of_local_file_header = offset;
file_data_.push_back(FileData { cdfh, location });
return true;
}
bool Finish() {
off_t offset = lseek(zip_file_->Fd(), 0, SEEK_CUR);
if (offset == static_cast<off_t>(-1)) {
return false;
}
size_t central_directory_size = 0u;
for (const FileData& file_data : file_data_) {
if (!zip_file_->WriteFully(&file_data.cdfh, sizeof(file_data.cdfh)) ||
!zip_file_->WriteFully(file_data.location, file_data.cdfh.filename_length)) {
return false;
}
central_directory_size += sizeof(file_data.cdfh) + file_data.cdfh.filename_length;
}
EndOfCentralDirectoryRecord eocd_record;
eocd_record.number_of_central_directory_records_on_this_disk = file_data_.size();
eocd_record.total_number_of_central_directory_records = file_data_.size();
eocd_record.size_of_central_directory = central_directory_size;
eocd_record.offset_of_start_of_central_directory = offset;
return
zip_file_->WriteFully(&eocd_record, sizeof(eocd_record)) &&
zip_file_->Flush() == 0;
}
private:
struct PACKED(1) ZipFileHeader {
uint32_t signature = 0x04034b50;
uint16_t version_needed_to_extract = 10;
uint16_t general_purpose_bit_flag = 0;
uint16_t compression_method = 0; // 0 = store only.
uint16_t file_last_modification_time = 0u;
uint16_t file_last_modification_date = 0u;
uint32_t crc32;
uint32_t compressed_size;
uint32_t uncompressed_size;
uint16_t filename_length;
uint16_t extra_field_length = 0u; // No extra fields.
};
struct PACKED(1) CentralDirectoryFileHeader {
uint32_t signature = 0x02014b50;
uint16_t version_made_by = 10;
uint16_t version_needed_to_extract = 10;
uint16_t general_purpose_bit_flag = 0;
uint16_t compression_method = 0; // 0 = store only.
uint16_t file_last_modification_time = 0u;
uint16_t file_last_modification_date = 0u;
uint32_t crc32;
uint32_t compressed_size;
uint32_t uncompressed_size;
uint16_t filename_length;
uint16_t extra_field_length = 0u; // No extra fields.
uint16_t file_comment_length = 0u; // No file comment.
uint16_t disk_number_where_file_starts = 0u;
uint16_t internal_file_attributes = 0u;
uint32_t external_file_attributes = 0u;
uint32_t relative_offset_of_local_file_header;
};
struct PACKED(1) EndOfCentralDirectoryRecord {
uint32_t signature = 0x06054b50;
uint16_t number_of_this_disk = 0u;
uint16_t disk_where_central_directory_starts = 0u;
uint16_t number_of_central_directory_records_on_this_disk;
uint16_t total_number_of_central_directory_records;
uint32_t size_of_central_directory;
uint32_t offset_of_start_of_central_directory;
uint16_t comment_length = 0u; // No file comment.
};
struct FileData {
CentralDirectoryFileHeader cdfh;
const char* location;
};
File* zip_file_;
std::vector<FileData> file_data_;
};
TEST_F(OatTest, WriteRead) {
TimingLogger timings("OatTest::WriteRead", false, false);
ClassLinker* class_linker = Runtime::Current()->GetClassLinker();
std::string error_msg;
SetupCompiler(std::vector<std::string>());
jobject class_loader = nullptr;
if (kCompile) {
TimingLogger timings2("OatTest::WriteRead", false, false);
CompileAll(class_loader, class_linker->GetBootClassPath(), &timings2);
}
ScratchFile tmp_base, tmp_oat(tmp_base, ".oat"), tmp_vdex(tmp_base, ".vdex");
SafeMap<std::string, std::string> key_value_store;
key_value_store.Put(OatHeader::kBootClassPathChecksumsKey, "testkey");
bool success = WriteElf(tmp_vdex.GetFile(),
tmp_oat.GetFile(),
class_linker->GetBootClassPath(),
key_value_store,
false);
ASSERT_TRUE(success);
if (kCompile) { // OatWriter strips the code, regenerate to compare
CompileAll(class_loader, class_linker->GetBootClassPath(), &timings);
}
std::unique_ptr<OatFile> oat_file(OatFile::Open(/*zip_fd=*/ -1,
tmp_oat.GetFilename(),
tmp_oat.GetFilename(),
/*executable=*/ false,
/*low_4gb=*/ true,
&error_msg));
ASSERT_TRUE(oat_file.get() != nullptr) << error_msg;
const OatHeader& oat_header = oat_file->GetOatHeader();
ASSERT_TRUE(oat_header.IsValid());
ASSERT_EQ(class_linker->GetBootClassPath().size(), oat_header.GetDexFileCount()); // core
ASSERT_TRUE(oat_header.GetStoreValueByKey(OatHeader::kBootClassPathChecksumsKey) != nullptr);
ASSERT_STREQ("testkey", oat_header.GetStoreValueByKey(OatHeader::kBootClassPathChecksumsKey));
ASSERT_TRUE(java_lang_dex_file_ != nullptr);
const DexFile& dex_file = *java_lang_dex_file_;
uint32_t dex_file_checksum = dex_file.GetLocationChecksum();
const OatDexFile* oat_dex_file = oat_file->GetOatDexFile(dex_file.GetLocation().c_str(),
&dex_file_checksum);
ASSERT_TRUE(oat_dex_file != nullptr);
CHECK_EQ(dex_file.GetLocationChecksum(), oat_dex_file->GetDexFileLocationChecksum());
ScopedObjectAccess soa(Thread::Current());
auto pointer_size = class_linker->GetImagePointerSize();
for (ClassAccessor accessor : dex_file.GetClasses()) {
size_t num_virtual_methods = accessor.NumVirtualMethods();
const char* descriptor = accessor.GetDescriptor();
ObjPtr<mirror::Class> klass = class_linker->FindClass(soa.Self(),
descriptor,
ScopedNullHandle<mirror::ClassLoader>());
const OatFile::OatClass oat_class = oat_dex_file->GetOatClass(accessor.GetClassDefIndex());
CHECK_EQ(ClassStatus::kNotReady, oat_class.GetStatus()) << descriptor;
CHECK_EQ(kCompile ? OatClassType::kAllCompiled : OatClassType::kNoneCompiled,
oat_class.GetType()) << descriptor;
size_t method_index = 0;
for (auto& m : klass->GetDirectMethods(pointer_size)) {
CheckMethod(&m, oat_class.GetOatMethod(method_index), dex_file);
++method_index;
}
size_t visited_virtuals = 0;
// TODO We should also check copied methods in this test.
for (auto& m : klass->GetDeclaredVirtualMethods(pointer_size)) {
if (!klass->IsInterface()) {
EXPECT_FALSE(m.IsCopied());
}
CheckMethod(&m, oat_class.GetOatMethod(method_index), dex_file);
++method_index;
++visited_virtuals;
}
EXPECT_EQ(visited_virtuals, num_virtual_methods);
}
}
TEST_F(OatTest, OatHeaderSizeCheck) {
// If this test is failing and you have to update these constants,
// it is time to update OatHeader::kOatVersion
EXPECT_EQ(64U, sizeof(OatHeader));
EXPECT_EQ(4U, sizeof(OatMethodOffsets));
EXPECT_EQ(4U, sizeof(OatQuickMethodHeader));
EXPECT_EQ(169 * static_cast<size_t>(GetInstructionSetPointerSize(kRuntimeISA)),
sizeof(QuickEntryPoints));
}
TEST_F(OatTest, OatHeaderIsValid) {
InstructionSet insn_set = InstructionSet::kX86;
std::string error_msg;
std::unique_ptr<const InstructionSetFeatures> insn_features(
InstructionSetFeatures::FromVariant(insn_set, "default", &error_msg));
ASSERT_TRUE(insn_features.get() != nullptr) << error_msg;
std::unique_ptr<OatHeader> oat_header(OatHeader::Create(insn_set,
insn_features.get(),
0u,
nullptr));
ASSERT_NE(oat_header.get(), nullptr);
ASSERT_TRUE(oat_header->IsValid());
char* magic = const_cast<char*>(oat_header->GetMagic());
strcpy(magic, ""); // bad magic
ASSERT_FALSE(oat_header->IsValid());
strcpy(magic, "oat\n000"); // bad version
ASSERT_FALSE(oat_header->IsValid());
}
TEST_F(OatTest, EmptyTextSection) {
TimingLogger timings("OatTest::EmptyTextSection", false, false);
std::vector<std::string> compiler_options;
compiler_options.push_back("--compiler-filter=extract");
SetupCompiler(compiler_options);
jobject class_loader;
{
ScopedObjectAccess soa(Thread::Current());
class_loader = LoadDex("Main");
}
ASSERT_TRUE(class_loader != nullptr);
std::vector<const DexFile*> dex_files = GetDexFiles(class_loader);
ASSERT_TRUE(!dex_files.empty());
ClassLinker* const class_linker = Runtime::Current()->GetClassLinker();
for (const DexFile* dex_file : dex_files) {
ScopedObjectAccess soa(Thread::Current());
class_linker->RegisterDexFile(*dex_file, soa.Decode<mirror::ClassLoader>(class_loader));
}
CompileAll(class_loader, dex_files, &timings);
ScratchFile tmp_base, tmp_oat(tmp_base, ".oat"), tmp_vdex(tmp_base, ".vdex");
SafeMap<std::string, std::string> key_value_store;
bool success = WriteElf(tmp_vdex.GetFile(),
tmp_oat.GetFile(),
dex_files,
key_value_store,
/*verify=*/ false);
ASSERT_TRUE(success);
std::string error_msg;
std::unique_ptr<OatFile> oat_file(OatFile::Open(/*zip_fd=*/ -1,
tmp_oat.GetFilename(),
tmp_oat.GetFilename(),
/*executable=*/ false,
/*low_4gb=*/ false,
&error_msg));
ASSERT_TRUE(oat_file != nullptr);
EXPECT_LT(static_cast<size_t>(oat_file->Size()),
static_cast<size_t>(tmp_oat.GetFile()->GetLength()));
}
static void MaybeModifyDexFileToFail(bool verify, std::unique_ptr<const DexFile>& data) {
// If in verify mode (= fail the verifier mode), make sure we fail early. We'll fail already
// because of the missing map, but that may lead to out of bounds reads.
if (verify) {
const_cast<DexFile::Header*>(&data->GetHeader())->checksum_++;
}
}
void OatTest::TestDexFileInput(bool verify, bool low_4gb, bool use_profile) {
TimingLogger timings("OatTest::DexFileInput", false, false);
std::vector<const char*> input_filenames;
std::vector<std::unique_ptr<const DexFile>> input_dexfiles;
std::vector<const ScratchFile*> scratch_files;
ScratchFile dex_file1;
TestDexFileBuilder builder1;
builder1.AddField("Lsome/TestClass;", "int", "someField");
builder1.AddMethod("Lsome/TestClass;", "()I", "foo");
std::unique_ptr<const DexFile> dex_file1_data = builder1.Build(dex_file1.GetFilename());
MaybeModifyDexFileToFail(verify, dex_file1_data);
bool success = dex_file1.GetFile()->WriteFully(&dex_file1_data->GetHeader(),
dex_file1_data->GetHeader().file_size_);
ASSERT_TRUE(success);
success = dex_file1.GetFile()->Flush() == 0;
ASSERT_TRUE(success);
input_filenames.push_back(dex_file1.GetFilename().c_str());
input_dexfiles.push_back(std::move(dex_file1_data));
scratch_files.push_back(&dex_file1);
ScratchFile dex_file2;
TestDexFileBuilder builder2;
builder2.AddField("Land/AnotherTestClass;", "boolean", "someOtherField");
builder2.AddMethod("Land/AnotherTestClass;", "()J", "bar");
std::unique_ptr<const DexFile> dex_file2_data = builder2.Build(dex_file2.GetFilename());
MaybeModifyDexFileToFail(verify, dex_file2_data);
success = dex_file2.GetFile()->WriteFully(&dex_file2_data->GetHeader(),
dex_file2_data->GetHeader().file_size_);
ASSERT_TRUE(success);
success = dex_file2.GetFile()->Flush() == 0;
ASSERT_TRUE(success);
input_filenames.push_back(dex_file2.GetFilename().c_str());
input_dexfiles.push_back(std::move(dex_file2_data));
scratch_files.push_back(&dex_file2);
SafeMap<std::string, std::string> key_value_store;
{
// Test using the AddDexFileSource() interface with the dex files.
ScratchFile tmp_base, tmp_oat(tmp_base, ".oat"), tmp_vdex(tmp_base, ".vdex");
std::unique_ptr<ProfileCompilationInfo>
profile_compilation_info(use_profile ? new ProfileCompilationInfo() : nullptr);
success = WriteElf(tmp_vdex.GetFile(),
tmp_oat.GetFile(),
input_filenames,
key_value_store,
verify,
CopyOption::kOnlyIfCompressed,
profile_compilation_info.get());
// In verify mode, we expect failure.
if (verify) {
ASSERT_FALSE(success);
return;
}
ASSERT_TRUE(success);
CheckOatWriteResult(tmp_oat,
tmp_vdex,
input_dexfiles,
/* oat_dexfile_count */ 2,
low_4gb);
}
{
// Test using the AddDexFileSource() interface with the dexfile1's fd.
// Only need one input dexfile.
std::vector<std::unique_ptr<const DexFile>> input_dexfiles2;
input_dexfiles2.push_back(std::move(input_dexfiles[0]));
const ScratchFile* dex_file = scratch_files[0];
File dex_file_fd(DupCloexec(dex_file->GetFd()), /*check_usage=*/ false);
ASSERT_NE(-1, dex_file_fd.Fd());
ASSERT_EQ(0, lseek(dex_file_fd.Fd(), 0, SEEK_SET));
ScratchFile tmp_base, tmp_oat(tmp_base, ".oat"), tmp_vdex(tmp_base, ".vdex");
std::unique_ptr<ProfileCompilationInfo>
profile_compilation_info(use_profile ? new ProfileCompilationInfo() : nullptr);
success = WriteElf(tmp_vdex.GetFile(),
tmp_oat.GetFile(),
std::move(dex_file_fd),
dex_file->GetFilename().c_str(),
key_value_store,
verify,
CopyOption::kOnlyIfCompressed,
profile_compilation_info.get());
// In verify mode, we expect failure.
if (verify) {
ASSERT_FALSE(success);
return;
}
ASSERT_TRUE(success);
CheckOatWriteResult(tmp_oat,
tmp_vdex,
input_dexfiles2,
/* oat_dexfile_count */ 1,
low_4gb);
}
}
TEST_F(OatTest, DexFileInputCheckOutput) {
TestDexFileInput(/*verify*/false, /*low_4gb*/false, /*use_profile*/false);
}
TEST_F(OatTest, DexFileInputCheckOutputLow4GB) {
TestDexFileInput(/*verify*/false, /*low_4gb*/true, /*use_profile*/false);
}
TEST_F(OatTest, DexFileInputCheckVerifier) {
TestDexFileInput(/*verify*/true, /*low_4gb*/false, /*use_profile*/false);
}
TEST_F(OatTest, DexFileFailsVerifierWithLayout) {
TestDexFileInput(/*verify*/true, /*low_4gb*/false, /*use_profile*/true);
}
void OatTest::TestZipFileInput(bool verify, CopyOption copy) {
TimingLogger timings("OatTest::DexFileInput", false, false);
ScratchFile zip_file;
ZipBuilder zip_builder(zip_file.GetFile());
ScratchFile dex_file1;
TestDexFileBuilder builder1;
builder1.AddField("Lsome/TestClass;", "long", "someField");
builder1.AddMethod("Lsome/TestClass;", "()D", "foo");
std::unique_ptr<const DexFile> dex_file1_data = builder1.Build(dex_file1.GetFilename());
MaybeModifyDexFileToFail(verify, dex_file1_data);
bool success = dex_file1.GetFile()->WriteFully(&dex_file1_data->GetHeader(),
dex_file1_data->GetHeader().file_size_);
ASSERT_TRUE(success);
success = dex_file1.GetFile()->Flush() == 0;
ASSERT_TRUE(success);
success = zip_builder.AddFile("classes.dex",
&dex_file1_data->GetHeader(),
dex_file1_data->GetHeader().file_size_);
ASSERT_TRUE(success);
ScratchFile dex_file2;
TestDexFileBuilder builder2;
builder2.AddField("Land/AnotherTestClass;", "boolean", "someOtherField");
builder2.AddMethod("Land/AnotherTestClass;", "()J", "bar");
std::unique_ptr<const DexFile> dex_file2_data = builder2.Build(dex_file2.GetFilename());
MaybeModifyDexFileToFail(verify, dex_file2_data);
success = dex_file2.GetFile()->WriteFully(&dex_file2_data->GetHeader(),
dex_file2_data->GetHeader().file_size_);
ASSERT_TRUE(success);
success = dex_file2.GetFile()->Flush() == 0;
ASSERT_TRUE(success);
success = zip_builder.AddFile("classes2.dex",
&dex_file2_data->GetHeader(),
dex_file2_data->GetHeader().file_size_);
ASSERT_TRUE(success);
success = zip_builder.Finish();
ASSERT_TRUE(success) << strerror(errno);
SafeMap<std::string, std::string> key_value_store;
{
// Test using the AddDexFileSource() interface with the zip file.
std::vector<const char*> input_filenames = { zip_file.GetFilename().c_str() };
ScratchFile tmp_base, tmp_oat(tmp_base, ".oat"), tmp_vdex(tmp_base, ".vdex");
success = WriteElf(tmp_vdex.GetFile(),
tmp_oat.GetFile(),
input_filenames,
key_value_store,
verify,
copy,
/*profile_compilation_info=*/ nullptr);
if (verify) {
ASSERT_FALSE(success);
} else {
ASSERT_TRUE(success);
std::string error_msg;
std::unique_ptr<OatFile> opened_oat_file(OatFile::Open(/*zip_fd=*/ -1,
tmp_oat.GetFilename(),
tmp_oat.GetFilename(),
/*executable=*/ false,
/*low_4gb=*/ false,
&error_msg));
ASSERT_TRUE(opened_oat_file != nullptr) << error_msg;
ASSERT_EQ(2u, opened_oat_file->GetOatDexFiles().size());
std::unique_ptr<const DexFile> opened_dex_file1 =
opened_oat_file->GetOatDexFiles()[0]->OpenDexFile(&error_msg);
std::unique_ptr<const DexFile> opened_dex_file2 =
opened_oat_file->GetOatDexFiles()[1]->OpenDexFile(&error_msg);
ASSERT_EQ(dex_file1_data->GetHeader().file_size_, opened_dex_file1->GetHeader().file_size_);
ASSERT_EQ(0, memcmp(&dex_file1_data->GetHeader(),
&opened_dex_file1->GetHeader(),
dex_file1_data->GetHeader().file_size_));
ASSERT_EQ(DexFileLoader::GetMultiDexLocation(0, zip_file.GetFilename().c_str()),
opened_dex_file1->GetLocation());
ASSERT_EQ(dex_file2_data->GetHeader().file_size_, opened_dex_file2->GetHeader().file_size_);
ASSERT_EQ(0, memcmp(&dex_file2_data->GetHeader(),
&opened_dex_file2->GetHeader(),
dex_file2_data->GetHeader().file_size_));
ASSERT_EQ(DexFileLoader::GetMultiDexLocation(1, zip_file.GetFilename().c_str()),
opened_dex_file2->GetLocation());
}
}
{
// Test using the AddDexFileSource() interface with the zip file handle.
File zip_fd(DupCloexec(zip_file.GetFd()), /*check_usage=*/ false);
ASSERT_NE(-1, zip_fd.Fd());
ASSERT_EQ(0, lseek(zip_fd.Fd(), 0, SEEK_SET));
ScratchFile tmp_base, tmp_oat(tmp_base, ".oat"), tmp_vdex(tmp_base, ".vdex");
success = WriteElf(tmp_vdex.GetFile(),
tmp_oat.GetFile(),
std::move(zip_fd),
zip_file.GetFilename().c_str(),
key_value_store,
verify,
copy);
if (verify) {
ASSERT_FALSE(success);
} else {
ASSERT_TRUE(success);
std::string error_msg;
std::unique_ptr<OatFile> opened_oat_file(OatFile::Open(/*zip_fd=*/ -1,
tmp_oat.GetFilename(),
tmp_oat.GetFilename(),
/*executable=*/ false,
/*low_4gb=*/ false,
&error_msg));
ASSERT_TRUE(opened_oat_file != nullptr) << error_msg;
ASSERT_EQ(2u, opened_oat_file->GetOatDexFiles().size());
std::unique_ptr<const DexFile> opened_dex_file1 =
opened_oat_file->GetOatDexFiles()[0]->OpenDexFile(&error_msg);
std::unique_ptr<const DexFile> opened_dex_file2 =
opened_oat_file->GetOatDexFiles()[1]->OpenDexFile(&error_msg);
ASSERT_EQ(dex_file1_data->GetHeader().file_size_, opened_dex_file1->GetHeader().file_size_);
ASSERT_EQ(0, memcmp(&dex_file1_data->GetHeader(),
&opened_dex_file1->GetHeader(),
dex_file1_data->GetHeader().file_size_));
ASSERT_EQ(DexFileLoader::GetMultiDexLocation(0, zip_file.GetFilename().c_str()),
opened_dex_file1->GetLocation());
ASSERT_EQ(dex_file2_data->GetHeader().file_size_, opened_dex_file2->GetHeader().file_size_);
ASSERT_EQ(0, memcmp(&dex_file2_data->GetHeader(),
&opened_dex_file2->GetHeader(),
dex_file2_data->GetHeader().file_size_));
ASSERT_EQ(DexFileLoader::GetMultiDexLocation(1, zip_file.GetFilename().c_str()),
opened_dex_file2->GetLocation());
}
}
}
TEST_F(OatTest, ZipFileInputCheckOutput) {
TestZipFileInput(false, CopyOption::kOnlyIfCompressed);
}
TEST_F(OatTest, ZipFileInputCheckOutputWithoutCopy) {
TestZipFileInput(false, CopyOption::kNever);
}
TEST_F(OatTest, ZipFileInputCheckVerifier) {
TestZipFileInput(true, CopyOption::kOnlyIfCompressed);
}
void OatTest::TestZipFileInputWithEmptyDex() {
ScratchFile zip_file;
ZipBuilder zip_builder(zip_file.GetFile());
bool success = zip_builder.AddFile("classes.dex", nullptr, 0);
ASSERT_TRUE(success);
success = zip_builder.Finish();
ASSERT_TRUE(success) << strerror(errno);
SafeMap<std::string, std::string> key_value_store;
std::vector<const char*> input_filenames = { zip_file.GetFilename().c_str() };
ScratchFile oat_file, vdex_file(oat_file, ".vdex");
std::unique_ptr<ProfileCompilationInfo> profile_compilation_info(new ProfileCompilationInfo());
success = WriteElf(vdex_file.GetFile(),
oat_file.GetFile(),
input_filenames,
key_value_store,
/*verify=*/ false,
CopyOption::kOnlyIfCompressed,
profile_compilation_info.get());
ASSERT_FALSE(success);
}
TEST_F(OatTest, ZipFileInputWithEmptyDex) {
TestZipFileInputWithEmptyDex();
}
} // namespace linker
} // namespace art
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