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crashpad/minidump/minidump_module_writer_test.cc
Mark Mentovai 6278690abe Update copyright boilerplate, 2022 edition (Crashpad) 
sed -i '' -E -e 's/Copyright (.+) The Crashpad Authors\. All rights reserved\.$/Copyright \1 The Crashpad Authors/' $(git grep -El 'Copyright (.+) The Crashpad Authors\. All rights reserved\.$')

Bug: chromium:1098010
Change-Id: I8d6138469ddbe3d281a5d83f64cf918ec2491611
Reviewed-on: https://chromium-review.googlesource.com/c/crashpad/crashpad/+/3878262
Reviewed-by: Joshua Peraza <jperaza@chromium.org>
Commit-Queue: Mark Mentovai <mark@chromium.org>
2022-09-06 23:54:07 +00:00

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// Copyright 2014 The Crashpad Authors
//
// 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 "minidump/minidump_module_writer.h"
#include <stddef.h>
#include <string.h>
#include <iterator>
#include <utility>
#include "base/format_macros.h"
#include "base/strings/stringprintf.h"
#include "base/strings/utf_string_conversions.h"
#include "gtest/gtest.h"
#include "minidump/minidump_file_writer.h"
#include "minidump/test/minidump_file_writer_test_util.h"
#include "minidump/test/minidump_string_writer_test_util.h"
#include "minidump/test/minidump_writable_test_util.h"
#include "snapshot/test/test_module_snapshot.h"
#include "test/gtest_death.h"
#include "util/file/string_file.h"
#include "util/misc/implicit_cast.h"
#include "util/misc/uuid.h"
namespace crashpad {
namespace test {
namespace {
void GetModuleListStream(const std::string& file_contents,
const MINIDUMP_MODULE_LIST** module_list) {
constexpr size_t kDirectoryOffset = sizeof(MINIDUMP_HEADER);
constexpr size_t kModuleListStreamOffset =
kDirectoryOffset + sizeof(MINIDUMP_DIRECTORY);
constexpr size_t kModulesOffset =
kModuleListStreamOffset + sizeof(MINIDUMP_MODULE_LIST);
ASSERT_GE(file_contents.size(), kModulesOffset);
const MINIDUMP_DIRECTORY* directory;
const MINIDUMP_HEADER* header =
MinidumpHeaderAtStart(file_contents, &directory);
ASSERT_NO_FATAL_FAILURE(VerifyMinidumpHeader(header, 1, 0));
ASSERT_TRUE(directory);
ASSERT_EQ(directory[0].StreamType, kMinidumpStreamTypeModuleList);
EXPECT_EQ(directory[0].Location.Rva, kModuleListStreamOffset);
*module_list = MinidumpWritableAtLocationDescriptor<MINIDUMP_MODULE_LIST>(
file_contents, directory[0].Location);
ASSERT_TRUE(module_list);
}
TEST(MinidumpModuleWriter, EmptyModuleList) {
MinidumpFileWriter minidump_file_writer;
auto module_list_writer = std::make_unique<MinidumpModuleListWriter>();
ASSERT_TRUE(minidump_file_writer.AddStream(std::move(module_list_writer)));
StringFile string_file;
ASSERT_TRUE(minidump_file_writer.WriteEverything(&string_file));
ASSERT_EQ(string_file.string().size(),
sizeof(MINIDUMP_HEADER) + sizeof(MINIDUMP_DIRECTORY) +
sizeof(MINIDUMP_MODULE_LIST));
const MINIDUMP_MODULE_LIST* module_list = nullptr;
ASSERT_NO_FATAL_FAILURE(
GetModuleListStream(string_file.string(), &module_list));
EXPECT_EQ(module_list->NumberOfModules, 0u);
}
// If |expected_pdb_name| is not nullptr, |codeview_record| is used to locate a
// CodeView record in |file_contents|, and its fields are compared against the
// |expected_pdb_*| values. If |expected_pdb_uuid| is supplied, the CodeView
// record must be a PDB 7.0 link, otherwise, it must be a PDB 2.0 link. If
// |expected_pdb_name| is nullptr, |codeview_record| must not point to anything.
void ExpectCodeViewRecord(const MINIDUMP_LOCATION_DESCRIPTOR* codeview_record,
const std::string& file_contents,
const char* expected_pdb_name,
const UUID* expected_pdb_uuid,
time_t expected_pdb_timestamp,
uint32_t expected_pdb_age) {
if (expected_pdb_name) {
EXPECT_NE(codeview_record->Rva, 0u);
std::string observed_pdb_name;
if (expected_pdb_uuid) {
// The CodeView record should be a PDB 7.0 link.
const CodeViewRecordPDB70* codeview_pdb70_record =
MinidumpWritableAtLocationDescriptor<CodeViewRecordPDB70>(
file_contents, *codeview_record);
ASSERT_TRUE(codeview_pdb70_record);
EXPECT_EQ(memcmp(expected_pdb_uuid,
&codeview_pdb70_record->uuid,
sizeof(codeview_pdb70_record->uuid)),
0);
EXPECT_EQ(codeview_pdb70_record->age, expected_pdb_age);
observed_pdb_name.assign(
reinterpret_cast<const char*>(&codeview_pdb70_record->pdb_name[0]),
codeview_record->DataSize - offsetof(CodeViewRecordPDB70, pdb_name));
} else {
// The CodeView record should be a PDB 2.0 link.
const CodeViewRecordPDB20* codeview_pdb20_record =
MinidumpWritableAtLocationDescriptor<CodeViewRecordPDB20>(
file_contents, *codeview_record);
ASSERT_TRUE(codeview_pdb20_record);
EXPECT_EQ(codeview_pdb20_record->timestamp,
static_cast<uint32_t>(expected_pdb_timestamp));
EXPECT_EQ(codeview_pdb20_record->age, expected_pdb_age);
observed_pdb_name.assign(
reinterpret_cast<const char*>(&codeview_pdb20_record->pdb_name[0]),
codeview_record->DataSize - offsetof(CodeViewRecordPDB20, pdb_name));
}
// Check for, and then remove, the NUL terminator.
EXPECT_EQ(observed_pdb_name[observed_pdb_name.size() - 1], '\0');
observed_pdb_name.resize(observed_pdb_name.size() - 1);
EXPECT_EQ(observed_pdb_name, expected_pdb_name);
} else {
// There should be no CodeView record.
EXPECT_EQ(codeview_record->DataSize, 0u);
EXPECT_EQ(codeview_record->Rva, 0u);
}
}
// If |expected_debug_name| is not nullptr, |misc_record| is used to locate a
// miscellanous debugging record in |file_contents|, and its fields are compared
// against the the |expected_debug_*| values. If |expected_debug_name| is
// nullptr, |misc_record| must not point to anything.
void ExpectMiscellaneousDebugRecord(
const MINIDUMP_LOCATION_DESCRIPTOR* misc_record,
const std::string& file_contents,
const char* expected_debug_name,
uint32_t expected_debug_type,
bool expected_debug_utf16) {
if (expected_debug_name) {
EXPECT_NE(misc_record->Rva, 0u);
const IMAGE_DEBUG_MISC* misc_debug_record =
MinidumpWritableAtLocationDescriptor<IMAGE_DEBUG_MISC>(file_contents,
*misc_record);
ASSERT_TRUE(misc_debug_record);
EXPECT_EQ(misc_debug_record->DataType, expected_debug_type);
EXPECT_EQ(misc_debug_record->Unicode != 0, expected_debug_utf16);
EXPECT_EQ(misc_debug_record->Reserved[0], 0u);
EXPECT_EQ(misc_debug_record->Reserved[1], 0u);
EXPECT_EQ(misc_debug_record->Reserved[2], 0u);
// Check for the NUL terminator.
size_t bytes_available =
misc_debug_record->Length - offsetof(IMAGE_DEBUG_MISC, Data);
EXPECT_EQ(misc_debug_record->Data[bytes_available - 1], '\0');
std::string observed_data(
reinterpret_cast<const char*>(misc_debug_record->Data));
size_t bytes_used;
if (misc_debug_record->Unicode) {
std::u16string observed_data_utf16(
reinterpret_cast<const char16_t*>(misc_debug_record->Data));
bytes_used = (observed_data_utf16.size() + 1) * sizeof(char16_t);
observed_data = base::UTF16ToUTF8(observed_data_utf16);
} else {
observed_data = reinterpret_cast<const char*>(misc_debug_record->Data);
bytes_used = (observed_data.size() + 1) * sizeof(char);
}
EXPECT_LE(bytes_used, bytes_available);
// Make sure that any padding bytes after the first NUL are also NUL.
for (size_t index = bytes_used; index < bytes_available; ++index) {
EXPECT_EQ(misc_debug_record->Data[index], '\0');
}
EXPECT_EQ(observed_data, expected_debug_name);
} else {
// There should be no miscellaneous debugging record.
EXPECT_EQ(misc_record->DataSize, 0u);
EXPECT_EQ(misc_record->Rva, 0u);
}
}
// ExpectModule() verifies that |expected| matches |observed|. Fields that are
// supposed to contain constant magic numbers are verified against the expected
// constants instead of |expected|. Reserved fields are verified to be 0. RVA
// and MINIDUMP_LOCATION_DESCRIPTOR fields are not verified against |expected|.
// Instead, |ModuleNameRva| is used to locate the module name, which is compared
// against |expected_module_name|. ExpectCodeViewRecord() and
// ExpectMiscellaneousDebugRecord() are used to verify the |CvRecord| and
// |MiscRecord| fields against |expected_pdb_*| and |expected_debug_*|
// parameters, respectively.
void ExpectModule(const MINIDUMP_MODULE* expected,
const MINIDUMP_MODULE* observed,
const std::string& file_contents,
const std::string& expected_module_name,
const char* expected_pdb_name,
const UUID* expected_pdb_uuid,
time_t expected_pdb_timestamp,
uint32_t expected_pdb_age,
const char* expected_debug_name,
uint32_t expected_debug_type,
bool expected_debug_utf16) {
MINIDUMP_MODULE expected_module, observed_module;
memcpy(&expected_module, expected, sizeof(expected_module));
memcpy(&observed_module, observed, sizeof(observed_module));
EXPECT_EQ(observed_module.BaseOfImage, expected_module.BaseOfImage);
EXPECT_EQ(observed_module.SizeOfImage, expected_module.SizeOfImage);
EXPECT_EQ(observed_module.CheckSum, expected_module.CheckSum);
EXPECT_EQ(observed_module.TimeDateStamp, expected_module.TimeDateStamp);
EXPECT_EQ(observed_module.VersionInfo.dwSignature,
implicit_cast<uint32_t>(VS_FFI_SIGNATURE));
EXPECT_EQ(observed_module.VersionInfo.dwStrucVersion,
implicit_cast<uint32_t>(VS_FFI_STRUCVERSION));
EXPECT_EQ(observed_module.VersionInfo.dwFileVersionMS,
expected_module.VersionInfo.dwFileVersionMS);
EXPECT_EQ(observed_module.VersionInfo.dwFileVersionLS,
expected_module.VersionInfo.dwFileVersionLS);
EXPECT_EQ(observed_module.VersionInfo.dwProductVersionMS,
expected_module.VersionInfo.dwProductVersionMS);
EXPECT_EQ(observed_module.VersionInfo.dwProductVersionLS,
expected_module.VersionInfo.dwProductVersionLS);
EXPECT_EQ(observed_module.VersionInfo.dwFileFlagsMask,
expected_module.VersionInfo.dwFileFlagsMask);
EXPECT_EQ(observed_module.VersionInfo.dwFileFlags,
expected_module.VersionInfo.dwFileFlags);
EXPECT_EQ(observed_module.VersionInfo.dwFileOS,
expected_module.VersionInfo.dwFileOS);
EXPECT_EQ(observed_module.VersionInfo.dwFileType,
expected_module.VersionInfo.dwFileType);
EXPECT_EQ(observed_module.VersionInfo.dwFileSubtype,
expected_module.VersionInfo.dwFileSubtype);
EXPECT_EQ(observed_module.VersionInfo.dwFileDateMS,
expected_module.VersionInfo.dwFileDateMS);
EXPECT_EQ(observed_module.VersionInfo.dwFileDateLS,
expected_module.VersionInfo.dwFileDateLS);
uint64_t reserved0, reserved1;
memcpy(&reserved0, &observed_module.Reserved0, sizeof(reserved0));
memcpy(&reserved1, &observed_module.Reserved1, sizeof(reserved1));
EXPECT_EQ(reserved0, 0u);
EXPECT_EQ(reserved1, 0u);
EXPECT_NE(observed_module.ModuleNameRva, 0u);
std::u16string observed_module_name_utf16 =
MinidumpStringAtRVAAsString(file_contents, observed_module.ModuleNameRva);
std::u16string expected_module_name_utf16 =
base::UTF8ToUTF16(expected_module_name);
EXPECT_EQ(observed_module_name_utf16, expected_module_name_utf16);
ASSERT_NO_FATAL_FAILURE(ExpectCodeViewRecord(&observed_module.CvRecord,
file_contents,
expected_pdb_name,
expected_pdb_uuid,
expected_pdb_timestamp,
expected_pdb_age));
ASSERT_NO_FATAL_FAILURE(
ExpectMiscellaneousDebugRecord(&observed_module.MiscRecord,
file_contents,
expected_debug_name,
expected_debug_type,
expected_debug_utf16));
}
// ExpectModuleWithBuildIDCv() is like ExpectModule( but expects the module to
// have a BuildID CodeView Record.
void ExpectModuleWithBuildIDCv(const MINIDUMP_MODULE* expected,
const MINIDUMP_MODULE* observed,
const std::string& file_contents,
const std::string& expected_module_name,
const std::vector<uint8_t>& expected_build_id) {
EXPECT_EQ(observed->BaseOfImage, expected->BaseOfImage);
EXPECT_EQ(observed->SizeOfImage, expected->SizeOfImage);
EXPECT_EQ(observed->CheckSum, expected->CheckSum);
EXPECT_EQ(observed->TimeDateStamp, expected->TimeDateStamp);
EXPECT_EQ(observed->VersionInfo.dwSignature,
implicit_cast<uint32_t>(VS_FFI_SIGNATURE));
EXPECT_EQ(observed->VersionInfo.dwStrucVersion,
implicit_cast<uint32_t>(VS_FFI_STRUCVERSION));
EXPECT_EQ(observed->VersionInfo.dwFileVersionMS,
expected->VersionInfo.dwFileVersionMS);
EXPECT_EQ(observed->VersionInfo.dwFileVersionLS,
expected->VersionInfo.dwFileVersionLS);
EXPECT_EQ(observed->VersionInfo.dwProductVersionMS,
expected->VersionInfo.dwProductVersionMS);
EXPECT_EQ(observed->VersionInfo.dwProductVersionLS,
expected->VersionInfo.dwProductVersionLS);
EXPECT_EQ(observed->VersionInfo.dwFileFlagsMask,
expected->VersionInfo.dwFileFlagsMask);
EXPECT_EQ(observed->VersionInfo.dwFileFlags,
expected->VersionInfo.dwFileFlags);
EXPECT_EQ(observed->VersionInfo.dwFileOS, expected->VersionInfo.dwFileOS);
EXPECT_EQ(observed->VersionInfo.dwFileType, expected->VersionInfo.dwFileType);
EXPECT_EQ(observed->VersionInfo.dwFileSubtype,
expected->VersionInfo.dwFileSubtype);
EXPECT_EQ(observed->VersionInfo.dwFileDateMS,
expected->VersionInfo.dwFileDateMS);
EXPECT_EQ(observed->VersionInfo.dwFileDateLS,
expected->VersionInfo.dwFileDateLS);
uint64_t reserved0, reserved1;
memcpy(&reserved0, &observed->Reserved0, sizeof(reserved0));
memcpy(&reserved1, &observed->Reserved1, sizeof(reserved1));
EXPECT_EQ(reserved0, 0u);
EXPECT_EQ(reserved1, 0u);
EXPECT_NE(observed->ModuleNameRva, 0u);
std::u16string observed_module_name_utf16 =
MinidumpStringAtRVAAsString(file_contents, observed->ModuleNameRva);
std::u16string expected_module_name_utf16 =
base::UTF8ToUTF16(expected_module_name);
EXPECT_EQ(observed_module_name_utf16, expected_module_name_utf16);
const CodeViewRecordBuildID* codeview_build_id_record =
MinidumpWritableAtLocationDescriptor<CodeViewRecordBuildID>(
file_contents, observed->CvRecord);
ASSERT_TRUE(codeview_build_id_record);
EXPECT_EQ(memcmp(expected_build_id.data(),
&codeview_build_id_record->build_id,
expected_build_id.size()),
0);
}
TEST(MinidumpModuleWriter, EmptyModule) {
MinidumpFileWriter minidump_file_writer;
auto module_list_writer = std::make_unique<MinidumpModuleListWriter>();
static constexpr char kModuleName[] = "test_executable";
auto module_writer = std::make_unique<MinidumpModuleWriter>();
module_writer->SetName(kModuleName);
module_list_writer->AddModule(std::move(module_writer));
ASSERT_TRUE(minidump_file_writer.AddStream(std::move(module_list_writer)));
StringFile string_file;
ASSERT_TRUE(minidump_file_writer.WriteEverything(&string_file));
ASSERT_GT(string_file.string().size(),
sizeof(MINIDUMP_HEADER) + sizeof(MINIDUMP_DIRECTORY) +
sizeof(MINIDUMP_MODULE_LIST) + 1 * sizeof(MINIDUMP_MODULE));
const MINIDUMP_MODULE_LIST* module_list = nullptr;
ASSERT_NO_FATAL_FAILURE(
GetModuleListStream(string_file.string(), &module_list));
EXPECT_EQ(module_list->NumberOfModules, 1u);
MINIDUMP_MODULE expected = {};
ASSERT_NO_FATAL_FAILURE(ExpectModule(&expected,
&module_list->Modules[0],
string_file.string(),
kModuleName,
nullptr,
nullptr,
0,
0,
nullptr,
0,
false));
}
TEST(MinidumpModuleWriter, OneModule) {
MinidumpFileWriter minidump_file_writer;
auto module_list_writer = std::make_unique<MinidumpModuleListWriter>();
static constexpr char kModuleName[] = "statically_linked";
constexpr uint64_t kModuleBase = 0x10da69000;
constexpr uint32_t kModuleSize = 0x1000;
constexpr uint32_t kChecksum = 0x76543210;
constexpr time_t kTimestamp = 0x386d4380;
constexpr uint32_t kFileVersionMS = 0x00010002;
constexpr uint32_t kFileVersionLS = 0x00030004;
constexpr uint32_t kProductVersionMS = 0x00050006;
constexpr uint32_t kProductVersionLS = 0x00070008;
constexpr uint32_t kFileFlagsMask = VS_FF_DEBUG | VS_FF_PRERELEASE |
VS_FF_PATCHED | VS_FF_PRIVATEBUILD |
VS_FF_INFOINFERRED | VS_FF_SPECIALBUILD;
constexpr uint32_t kFileFlags = VS_FF_PRIVATEBUILD | VS_FF_SPECIALBUILD;
constexpr uint32_t kFileOS = VOS_DOS;
constexpr uint32_t kFileType = VFT_DRV;
constexpr uint32_t kFileSubtype = VFT2_DRV_KEYBOARD;
static constexpr char kPDBName[] = "statical.pdb";
static constexpr uint8_t kPDBUUIDBytes[16] = {0xfe,
0xdc,
0xba,
0x98,
0x76,
0x54,
0x32,
0x10,
0x08,
0x19,
0x2a,
0x3b,
0x4c,
0x5d,
0x6e,
0x7f};
UUID pdb_uuid;
pdb_uuid.InitializeFromBytes(kPDBUUIDBytes);
constexpr uint32_t kPDBAge = 1;
constexpr uint32_t kDebugType = IMAGE_DEBUG_MISC_EXENAME;
static constexpr char kDebugName[] = "statical.dbg";
constexpr bool kDebugUTF16 = false;
auto module_writer = std::make_unique<MinidumpModuleWriter>();
module_writer->SetName(kModuleName);
module_writer->SetImageBaseAddress(kModuleBase);
module_writer->SetImageSize(kModuleSize);
module_writer->SetChecksum(kChecksum);
module_writer->SetTimestamp(kTimestamp);
module_writer->SetFileVersion(kFileVersionMS >> 16,
kFileVersionMS & 0xffff,
kFileVersionLS >> 16,
kFileVersionLS & 0xffff);
module_writer->SetProductVersion(kProductVersionMS >> 16,
kProductVersionMS & 0xffff,
kProductVersionLS >> 16,
kProductVersionLS & 0xffff);
module_writer->SetFileFlagsAndMask(kFileFlags, kFileFlagsMask);
module_writer->SetFileOS(kFileOS);
module_writer->SetFileTypeAndSubtype(kFileType, kFileSubtype);
auto codeview_pdb70_writer =
std::make_unique<MinidumpModuleCodeViewRecordPDB70Writer>();
codeview_pdb70_writer->SetPDBName(kPDBName);
codeview_pdb70_writer->SetUUIDAndAge(pdb_uuid, kPDBAge);
module_writer->SetCodeViewRecord(std::move(codeview_pdb70_writer));
auto misc_debug_writer =
std::make_unique<MinidumpModuleMiscDebugRecordWriter>();
misc_debug_writer->SetDataType(kDebugType);
misc_debug_writer->SetData(kDebugName, kDebugUTF16);
module_writer->SetMiscDebugRecord(std::move(misc_debug_writer));
module_list_writer->AddModule(std::move(module_writer));
ASSERT_TRUE(minidump_file_writer.AddStream(std::move(module_list_writer)));
StringFile string_file;
ASSERT_TRUE(minidump_file_writer.WriteEverything(&string_file));
ASSERT_GT(string_file.string().size(),
sizeof(MINIDUMP_HEADER) + sizeof(MINIDUMP_DIRECTORY) +
sizeof(MINIDUMP_MODULE_LIST) + 1 * sizeof(MINIDUMP_MODULE));
const MINIDUMP_MODULE_LIST* module_list = nullptr;
ASSERT_NO_FATAL_FAILURE(
GetModuleListStream(string_file.string(), &module_list));
EXPECT_EQ(module_list->NumberOfModules, 1u);
MINIDUMP_MODULE expected = {};
expected.BaseOfImage = kModuleBase;
expected.SizeOfImage = kModuleSize;
expected.CheckSum = kChecksum;
expected.TimeDateStamp = kTimestamp;
expected.VersionInfo.dwFileVersionMS = kFileVersionMS;
expected.VersionInfo.dwFileVersionLS = kFileVersionLS;
expected.VersionInfo.dwProductVersionMS = kProductVersionMS;
expected.VersionInfo.dwProductVersionLS = kProductVersionLS;
expected.VersionInfo.dwFileFlagsMask = kFileFlagsMask;
expected.VersionInfo.dwFileFlags = kFileFlags;
expected.VersionInfo.dwFileOS = kFileOS;
expected.VersionInfo.dwFileType = kFileType;
expected.VersionInfo.dwFileSubtype = kFileSubtype;
ASSERT_NO_FATAL_FAILURE(ExpectModule(&expected,
&module_list->Modules[0],
string_file.string(),
kModuleName,
kPDBName,
&pdb_uuid,
0,
kPDBAge,
kDebugName,
kDebugType,
kDebugUTF16));
}
TEST(MinidumpModuleWriter, OneModule_CodeViewUsesPDB20_MiscUsesUTF16) {
// MinidumpModuleWriter.OneModule tested with a PDB 7.0 link as the CodeView
// record and an IMAGE_DEBUG_MISC record in UTF-8. This test exercises the
// alternatives, a PDB 2.0 link as the CodeView record and an IMAGE_DEBUG_MISC
// record with UTF-16 data.
MinidumpFileWriter minidump_file_writer;
auto module_list_writer = std::make_unique<MinidumpModuleListWriter>();
static constexpr char kModuleName[] = "dinosaur";
static constexpr char kPDBName[] = "d1n05.pdb";
constexpr time_t kPDBTimestamp = 0x386d4380;
constexpr uint32_t kPDBAge = 1;
constexpr uint32_t kDebugType = IMAGE_DEBUG_MISC_EXENAME;
static constexpr char kDebugName[] = "d1n05.dbg";
constexpr bool kDebugUTF16 = true;
auto module_writer = std::make_unique<MinidumpModuleWriter>();
module_writer->SetName(kModuleName);
auto codeview_pdb20_writer =
std::make_unique<MinidumpModuleCodeViewRecordPDB20Writer>();
codeview_pdb20_writer->SetPDBName(kPDBName);
codeview_pdb20_writer->SetTimestampAndAge(kPDBTimestamp, kPDBAge);
module_writer->SetCodeViewRecord(std::move(codeview_pdb20_writer));
auto misc_debug_writer =
std::make_unique<MinidumpModuleMiscDebugRecordWriter>();
misc_debug_writer->SetDataType(kDebugType);
misc_debug_writer->SetData(kDebugName, kDebugUTF16);
module_writer->SetMiscDebugRecord(std::move(misc_debug_writer));
module_list_writer->AddModule(std::move(module_writer));
ASSERT_TRUE(minidump_file_writer.AddStream(std::move(module_list_writer)));
StringFile string_file;
ASSERT_TRUE(minidump_file_writer.WriteEverything(&string_file));
ASSERT_GT(string_file.string().size(),
sizeof(MINIDUMP_HEADER) + sizeof(MINIDUMP_DIRECTORY) +
sizeof(MINIDUMP_MODULE_LIST) + 1 * sizeof(MINIDUMP_MODULE));
const MINIDUMP_MODULE_LIST* module_list = nullptr;
ASSERT_NO_FATAL_FAILURE(
GetModuleListStream(string_file.string(), &module_list));
EXPECT_EQ(module_list->NumberOfModules, 1u);
MINIDUMP_MODULE expected = {};
ASSERT_NO_FATAL_FAILURE(ExpectModule(&expected,
&module_list->Modules[0],
string_file.string(),
kModuleName,
kPDBName,
nullptr,
kPDBTimestamp,
kPDBAge,
kDebugName,
kDebugType,
kDebugUTF16));
}
TEST(MinidumpModuleWriter, OneModule_CodeViewBuildID) {
// MinidumpModuleWriter.OneModule tested with a BuildID CodeView
MinidumpFileWriter minidump_file_writer;
auto module_list_writer = std::make_unique<MinidumpModuleListWriter>();
static constexpr char kModuleName[] = "dinosaur";
static constexpr char kBuildID[] =
"averylonghashcodeormaybeitsjustrandomnumbershardtosay";
std::vector<uint8_t> build_id_data(kBuildID, kBuildID + 53);
auto module_writer = std::make_unique<MinidumpModuleWriter>();
module_writer->SetName(kModuleName);
auto codeview_build_id_writer =
std::make_unique<MinidumpModuleCodeViewRecordBuildIDWriter>();
codeview_build_id_writer->SetBuildID(build_id_data);
module_writer->SetCodeViewRecord(std::move(codeview_build_id_writer));
module_list_writer->AddModule(std::move(module_writer));
ASSERT_TRUE(minidump_file_writer.AddStream(std::move(module_list_writer)));
StringFile string_file;
ASSERT_TRUE(minidump_file_writer.WriteEverything(&string_file));
ASSERT_GT(string_file.string().size(),
sizeof(MINIDUMP_HEADER) + sizeof(MINIDUMP_DIRECTORY) +
sizeof(MINIDUMP_MODULE_LIST) + 1 * sizeof(MINIDUMP_MODULE));
const MINIDUMP_MODULE_LIST* module_list = nullptr;
ASSERT_NO_FATAL_FAILURE(
GetModuleListStream(string_file.string(), &module_list));
EXPECT_EQ(module_list->NumberOfModules, 1u);
MINIDUMP_MODULE expected = {};
ASSERT_NO_FATAL_FAILURE(ExpectModuleWithBuildIDCv(&expected,
&module_list->Modules[0],
string_file.string(),
kModuleName,
build_id_data));
}
TEST(MinidumpModuleWriter, ThreeModules) {
// As good exercise, this test uses three modules, one with a PDB 7.0 link as
// its CodeView record, one with no CodeView record, and one with a PDB 2.0
// link as its CodeView record.
MinidumpFileWriter minidump_file_writer;
auto module_list_writer = std::make_unique<MinidumpModuleListWriter>();
static constexpr char kModuleName0[] = "main";
constexpr uint64_t kModuleBase0 = 0x100101000;
constexpr uint32_t kModuleSize0 = 0xf000;
static constexpr char kPDBName0[] = "main";
static constexpr uint8_t kPDBUUIDBytes0[16] = {0xaa,
0xbb,
0xcc,
0xdd,
0xee,
0xff,
0x00,
0x11,
0x22,
0x33,
0x44,
0x55,
0x66,
0x77,
0x88,
0x99};
UUID pdb_uuid_0;
pdb_uuid_0.InitializeFromBytes(kPDBUUIDBytes0);
constexpr uint32_t kPDBAge0 = 0;
static constexpr char kModuleName1[] = "ld.so";
constexpr uint64_t kModuleBase1 = 0x200202000;
constexpr uint32_t kModuleSize1 = 0x1e000;
static constexpr char kModuleName2[] = "libc.so";
constexpr uint64_t kModuleBase2 = 0x300303000;
constexpr uint32_t kModuleSize2 = 0x2d000;
static constexpr char kPDBName2[] = "libc.so";
constexpr time_t kPDBTimestamp2 = 0x386d4380;
constexpr uint32_t kPDBAge2 = 2;
auto module_writer_0 = std::make_unique<MinidumpModuleWriter>();
module_writer_0->SetName(kModuleName0);
module_writer_0->SetImageBaseAddress(kModuleBase0);
module_writer_0->SetImageSize(kModuleSize0);
auto codeview_pdb70_writer_0 =
std::make_unique<MinidumpModuleCodeViewRecordPDB70Writer>();
codeview_pdb70_writer_0->SetPDBName(kPDBName0);
codeview_pdb70_writer_0->SetUUIDAndAge(pdb_uuid_0, kPDBAge0);
module_writer_0->SetCodeViewRecord(std::move(codeview_pdb70_writer_0));
module_list_writer->AddModule(std::move(module_writer_0));
auto module_writer_1 = std::make_unique<MinidumpModuleWriter>();
module_writer_1->SetName(kModuleName1);
module_writer_1->SetImageBaseAddress(kModuleBase1);
module_writer_1->SetImageSize(kModuleSize1);
module_list_writer->AddModule(std::move(module_writer_1));
auto module_writer_2 = std::make_unique<MinidumpModuleWriter>();
module_writer_2->SetName(kModuleName2);
module_writer_2->SetImageBaseAddress(kModuleBase2);
module_writer_2->SetImageSize(kModuleSize2);
auto codeview_pdb70_writer_2 =
std::make_unique<MinidumpModuleCodeViewRecordPDB20Writer>();
codeview_pdb70_writer_2->SetPDBName(kPDBName2);
codeview_pdb70_writer_2->SetTimestampAndAge(kPDBTimestamp2, kPDBAge2);
module_writer_2->SetCodeViewRecord(std::move(codeview_pdb70_writer_2));
module_list_writer->AddModule(std::move(module_writer_2));
ASSERT_TRUE(minidump_file_writer.AddStream(std::move(module_list_writer)));
StringFile string_file;
ASSERT_TRUE(minidump_file_writer.WriteEverything(&string_file));
ASSERT_GT(string_file.string().size(),
sizeof(MINIDUMP_HEADER) + sizeof(MINIDUMP_DIRECTORY) +
sizeof(MINIDUMP_MODULE_LIST) + 1 * sizeof(MINIDUMP_MODULE));
const MINIDUMP_MODULE_LIST* module_list = nullptr;
ASSERT_NO_FATAL_FAILURE(
GetModuleListStream(string_file.string(), &module_list));
EXPECT_EQ(module_list->NumberOfModules, 3u);
MINIDUMP_MODULE expected = {};
{
SCOPED_TRACE("module 0");
expected.BaseOfImage = kModuleBase0;
expected.SizeOfImage = kModuleSize0;
ASSERT_NO_FATAL_FAILURE(ExpectModule(&expected,
&module_list->Modules[0],
string_file.string(),
kModuleName0,
kPDBName0,
&pdb_uuid_0,
0,
kPDBAge0,
nullptr,
0,
false));
}
{
SCOPED_TRACE("module 1");
expected.BaseOfImage = kModuleBase1;
expected.SizeOfImage = kModuleSize1;
ASSERT_NO_FATAL_FAILURE(ExpectModule(&expected,
&module_list->Modules[1],
string_file.string(),
kModuleName1,
nullptr,
nullptr,
0,
0,
nullptr,
0,
false));
}
{
SCOPED_TRACE("module 2");
expected.BaseOfImage = kModuleBase2;
expected.SizeOfImage = kModuleSize2;
ASSERT_NO_FATAL_FAILURE(ExpectModule(&expected,
&module_list->Modules[2],
string_file.string(),
kModuleName2,
kPDBName2,
nullptr,
kPDBTimestamp2,
kPDBAge2,
nullptr,
0,
false));
}
}
void InitializeTestModuleSnapshotFromMinidumpModule(
TestModuleSnapshot* module_snapshot,
const MINIDUMP_MODULE& minidump_module,
const std::string& name,
const std::string& pdb_name,
const crashpad::UUID& uuid,
uint32_t age) {
module_snapshot->SetName(name);
module_snapshot->SetAddressAndSize(minidump_module.BaseOfImage,
minidump_module.SizeOfImage);
module_snapshot->SetTimestamp(minidump_module.TimeDateStamp);
module_snapshot->SetFileVersion(
minidump_module.VersionInfo.dwFileVersionMS >> 16,
minidump_module.VersionInfo.dwFileVersionMS & 0xffff,
minidump_module.VersionInfo.dwFileVersionLS >> 16,
minidump_module.VersionInfo.dwFileVersionLS & 0xffff);
module_snapshot->SetSourceVersion(
minidump_module.VersionInfo.dwProductVersionMS >> 16,
minidump_module.VersionInfo.dwProductVersionMS & 0xffff,
minidump_module.VersionInfo.dwProductVersionLS >> 16,
minidump_module.VersionInfo.dwProductVersionLS & 0xffff);
ModuleSnapshot::ModuleType module_type;
switch (minidump_module.VersionInfo.dwFileType) {
case VFT_APP:
module_type = ModuleSnapshot::kModuleTypeExecutable;
break;
case VFT_DLL:
module_type = ModuleSnapshot::kModuleTypeSharedLibrary;
break;
default:
module_type = ModuleSnapshot::kModuleTypeUnknown;
break;
}
module_snapshot->SetModuleType(module_type);
module_snapshot->SetUUIDAndAge(uuid, age);
module_snapshot->SetDebugFileName(pdb_name);
}
TEST(MinidumpModuleWriter, InitializeFromSnapshot) {
MINIDUMP_MODULE expect_modules[3] = {};
const char* module_paths[std::size(expect_modules)] = {};
const char* module_pdbs[std::size(expect_modules)] = {};
UUID uuids[std::size(expect_modules)] = {};
uint32_t ages[std::size(expect_modules)] = {};
expect_modules[0].BaseOfImage = 0x100101000;
expect_modules[0].SizeOfImage = 0xf000;
expect_modules[0].TimeDateStamp = 0x01234567;
expect_modules[0].VersionInfo.dwFileVersionMS = 0x00010002;
expect_modules[0].VersionInfo.dwFileVersionLS = 0x00030004;
expect_modules[0].VersionInfo.dwProductVersionMS = 0x00050006;
expect_modules[0].VersionInfo.dwProductVersionLS = 0x00070008;
expect_modules[0].VersionInfo.dwFileType = VFT_APP;
module_paths[0] = "/usr/bin/true";
module_pdbs[0] = "true";
static constexpr uint8_t kUUIDBytes0[16] = {0x00,
0x11,
0x22,
0x33,
0x44,
0x55,
0x66,
0x77,
0x88,
0x99,
0xaa,
0xbb,
0xcc,
0xdd,
0xee,
0xff};
uuids[0].InitializeFromBytes(kUUIDBytes0);
ages[0] = 10;
expect_modules[1].BaseOfImage = 0x200202000;
expect_modules[1].SizeOfImage = 0x1e1000;
expect_modules[1].TimeDateStamp = 0x89abcdef;
expect_modules[1].VersionInfo.dwFileVersionMS = 0x0009000a;
expect_modules[1].VersionInfo.dwFileVersionLS = 0x000b000c;
expect_modules[1].VersionInfo.dwProductVersionMS = 0x000d000e;
expect_modules[1].VersionInfo.dwProductVersionLS = 0x000f0000;
expect_modules[1].VersionInfo.dwFileType = VFT_DLL;
module_paths[1] = "/usr/lib/libSystem.B.dylib";
module_pdbs[1] = "libSystem.B.dylib.pdb";
static constexpr uint8_t kUUIDBytes1[16] = {0x00,
0x01,
0x02,
0x03,
0x04,
0x05,
0x06,
0x07,
0x08,
0x09,
0x0a,
0x0b,
0x0c,
0x0d,
0x0e,
0x0f};
uuids[1].InitializeFromBytes(kUUIDBytes1);
ages[1] = 20;
expect_modules[2].BaseOfImage = 0x300303000;
expect_modules[2].SizeOfImage = 0x2d000;
expect_modules[2].TimeDateStamp = 0x76543210;
expect_modules[2].VersionInfo.dwFileVersionMS = 0x11112222;
expect_modules[2].VersionInfo.dwFileVersionLS = 0x33334444;
expect_modules[2].VersionInfo.dwProductVersionMS = 0x9999aaaa;
expect_modules[2].VersionInfo.dwProductVersionLS = 0xbbbbcccc;
expect_modules[2].VersionInfo.dwFileType = VFT_UNKNOWN;
module_paths[2] = "/usr/lib/dyld";
module_pdbs[2] = "/usr/lib/dyld.pdb";
static constexpr uint8_t kUUIDBytes2[16] = {0xff,
0xfe,
0xfd,
0xfc,
0xfb,
0xfa,
0xf9,
0xf8,
0xf7,
0xf6,
0xf5,
0xf4,
0xf3,
0xf2,
0xf1,
0xf0};
uuids[2].InitializeFromBytes(kUUIDBytes2);
ages[2] = 30;
std::vector<std::unique_ptr<TestModuleSnapshot>> module_snapshots_owner;
std::vector<const ModuleSnapshot*> module_snapshots;
for (size_t index = 0; index < std::size(expect_modules); ++index) {
module_snapshots_owner.push_back(std::make_unique<TestModuleSnapshot>());
TestModuleSnapshot* module_snapshot = module_snapshots_owner.back().get();
InitializeTestModuleSnapshotFromMinidumpModule(module_snapshot,
expect_modules[index],
module_paths[index],
module_pdbs[index],
uuids[index],
ages[index]);
module_snapshots.push_back(module_snapshot);
}
auto module_list_writer = std::make_unique<MinidumpModuleListWriter>();
module_list_writer->InitializeFromSnapshot(module_snapshots);
MinidumpFileWriter minidump_file_writer;
ASSERT_TRUE(minidump_file_writer.AddStream(std::move(module_list_writer)));
StringFile string_file;
ASSERT_TRUE(minidump_file_writer.WriteEverything(&string_file));
const MINIDUMP_MODULE_LIST* module_list = nullptr;
ASSERT_NO_FATAL_FAILURE(
GetModuleListStream(string_file.string(), &module_list));
ASSERT_EQ(module_list->NumberOfModules, 3u);
for (size_t index = 0; index < module_list->NumberOfModules; ++index) {
SCOPED_TRACE(base::StringPrintf("index %" PRIuS, index));
ASSERT_NO_FATAL_FAILURE(ExpectModule(&expect_modules[index],
&module_list->Modules[index],
string_file.string(),
module_paths[index],
module_pdbs[index],
&uuids[index],
0,
ages[index],
nullptr,
0,
false));
}
}
TEST(MinidumpModuleWriterDeathTest, NoModuleName) {
MinidumpFileWriter minidump_file_writer;
auto module_list_writer = std::make_unique<MinidumpModuleListWriter>();
auto module_writer = std::make_unique<MinidumpModuleWriter>();
module_list_writer->AddModule(std::move(module_writer));
ASSERT_TRUE(minidump_file_writer.AddStream(std::move(module_list_writer)));
StringFile string_file;
ASSERT_DEATH_CHECK(minidump_file_writer.WriteEverything(&string_file),
"name_");
}
} // namespace
} // namespace test
} // namespace crashpad
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