diff options
Diffstat (limited to 'toolkit/crashreporter/google-breakpad/src/processor/minidump_unittest.cc')
-rw-r--r-- | toolkit/crashreporter/google-breakpad/src/processor/minidump_unittest.cc | 1521 |
1 files changed, 1521 insertions, 0 deletions
diff --git a/toolkit/crashreporter/google-breakpad/src/processor/minidump_unittest.cc b/toolkit/crashreporter/google-breakpad/src/processor/minidump_unittest.cc new file mode 100644 index 000000000..d29e9f4e5 --- /dev/null +++ b/toolkit/crashreporter/google-breakpad/src/processor/minidump_unittest.cc @@ -0,0 +1,1521 @@ +// Copyright (c) 2010, Google Inc. +// All rights reserved. +// +// Redistribution and use in source and binary forms, with or without +// modification, are permitted provided that the following conditions are +// met: +// +// * Redistributions of source code must retain the above copyright +// notice, this list of conditions and the following disclaimer. +// * Redistributions in binary form must reproduce the above +// copyright notice, this list of conditions and the following disclaimer +// in the documentation and/or other materials provided with the +// distribution. +// * Neither the name of Google Inc. nor the names of its +// contributors may be used to endorse or promote products derived from +// this software without specific prior written permission. +// +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +// Unit test for Minidump. Uses a pre-generated minidump and +// verifies that certain streams are correct. + +#include <iostream> +#include <fstream> +#include <sstream> +#include <stdlib.h> +#include <string> +#include <vector> + +#include "breakpad_googletest_includes.h" +#include "common/using_std_string.h" +#include "google_breakpad/common/minidump_format.h" +#include "google_breakpad/processor/minidump.h" +#include "processor/logging.h" +#include "processor/synth_minidump.h" + +namespace { + +using google_breakpad::Minidump; +using google_breakpad::MinidumpContext; +using google_breakpad::MinidumpException; +using google_breakpad::MinidumpMemoryInfo; +using google_breakpad::MinidumpMemoryInfoList; +using google_breakpad::MinidumpMemoryList; +using google_breakpad::MinidumpMemoryRegion; +using google_breakpad::MinidumpModule; +using google_breakpad::MinidumpModuleList; +using google_breakpad::MinidumpSystemInfo; +using google_breakpad::MinidumpThread; +using google_breakpad::MinidumpThreadList; +using google_breakpad::SynthMinidump::Context; +using google_breakpad::SynthMinidump::Dump; +using google_breakpad::SynthMinidump::Exception; +using google_breakpad::SynthMinidump::Memory; +using google_breakpad::SynthMinidump::Module; +using google_breakpad::SynthMinidump::Section; +using google_breakpad::SynthMinidump::Stream; +using google_breakpad::SynthMinidump::String; +using google_breakpad::SynthMinidump::SystemInfo; +using google_breakpad::SynthMinidump::Thread; +using google_breakpad::test_assembler::kBigEndian; +using google_breakpad::test_assembler::kLittleEndian; +using std::ifstream; +using std::istringstream; +using std::vector; +using ::testing::Return; + +class MinidumpTest : public ::testing::Test { +public: + void SetUp() { + minidump_file_ = string(getenv("srcdir") ? getenv("srcdir") : ".") + + "/src/processor/testdata/minidump2.dmp"; + } + string minidump_file_; +}; + +TEST_F(MinidumpTest, TestMinidumpFromFile) { + Minidump minidump(minidump_file_); + ASSERT_EQ(minidump.path(), minidump_file_); + ASSERT_TRUE(minidump.Read()); + const MDRawHeader* header = minidump.header(); + ASSERT_NE(header, (MDRawHeader*)NULL); + ASSERT_EQ(header->signature, uint32_t(MD_HEADER_SIGNATURE)); + + MinidumpModuleList *md_module_list = minidump.GetModuleList(); + ASSERT_TRUE(md_module_list != NULL); + const MinidumpModule *md_module = md_module_list->GetModuleAtIndex(0); + ASSERT_TRUE(md_module != NULL); + ASSERT_EQ("c:\\test_app.exe", md_module->code_file()); + ASSERT_EQ("c:\\test_app.pdb", md_module->debug_file()); + ASSERT_EQ("45D35F6C2d000", md_module->code_identifier()); + ASSERT_EQ("5A9832E5287241C1838ED98914E9B7FF1", md_module->debug_identifier()); +} + +TEST_F(MinidumpTest, TestMinidumpFromStream) { + // read minidump contents into memory, construct a stringstream around them + ifstream file_stream(minidump_file_.c_str(), std::ios::in); + ASSERT_TRUE(file_stream.good()); + vector<char> bytes; + file_stream.seekg(0, std::ios_base::end); + ASSERT_TRUE(file_stream.good()); + bytes.resize(file_stream.tellg()); + file_stream.seekg(0, std::ios_base::beg); + ASSERT_TRUE(file_stream.good()); + file_stream.read(&bytes[0], bytes.size()); + ASSERT_TRUE(file_stream.good()); + string str(&bytes[0], bytes.size()); + istringstream stream(str); + ASSERT_TRUE(stream.good()); + + // now read minidump from stringstream + Minidump minidump(stream); + ASSERT_EQ(minidump.path(), ""); + ASSERT_TRUE(minidump.Read()); + const MDRawHeader* header = minidump.header(); + ASSERT_NE(header, (MDRawHeader*)NULL); + ASSERT_EQ(header->signature, uint32_t(MD_HEADER_SIGNATURE)); + //TODO: add more checks here +} + +TEST(Dump, ReadBackEmpty) { + Dump dump(0); + dump.Finish(); + string contents; + ASSERT_TRUE(dump.GetContents(&contents)); + istringstream stream(contents); + Minidump minidump(stream); + ASSERT_TRUE(minidump.Read()); + ASSERT_EQ(0U, minidump.GetDirectoryEntryCount()); +} + +TEST(Dump, ReadBackEmptyBigEndian) { + Dump big_minidump(0, kBigEndian); + big_minidump.Finish(); + string contents; + ASSERT_TRUE(big_minidump.GetContents(&contents)); + istringstream stream(contents); + Minidump minidump(stream); + ASSERT_TRUE(minidump.Read()); + ASSERT_EQ(0U, minidump.GetDirectoryEntryCount()); +} + +TEST(Dump, OneStream) { + Dump dump(0, kBigEndian); + Stream stream(dump, 0xfbb7fa2bU); + stream.Append("stream contents"); + dump.Add(&stream); + dump.Finish(); + + string contents; + ASSERT_TRUE(dump.GetContents(&contents)); + istringstream minidump_stream(contents); + Minidump minidump(minidump_stream); + ASSERT_TRUE(minidump.Read()); + ASSERT_EQ(1U, minidump.GetDirectoryEntryCount()); + + const MDRawDirectory *dir = minidump.GetDirectoryEntryAtIndex(0); + ASSERT_TRUE(dir != NULL); + EXPECT_EQ(0xfbb7fa2bU, dir->stream_type); + + uint32_t stream_length; + ASSERT_TRUE(minidump.SeekToStreamType(0xfbb7fa2bU, &stream_length)); + ASSERT_EQ(15U, stream_length); + char stream_contents[15]; + ASSERT_TRUE(minidump.ReadBytes(stream_contents, sizeof(stream_contents))); + EXPECT_EQ(string("stream contents"), + string(stream_contents, sizeof(stream_contents))); + + EXPECT_FALSE(minidump.GetThreadList()); + EXPECT_FALSE(minidump.GetModuleList()); + EXPECT_FALSE(minidump.GetMemoryList()); + EXPECT_FALSE(minidump.GetException()); + EXPECT_FALSE(minidump.GetAssertion()); + EXPECT_FALSE(minidump.GetSystemInfo()); + EXPECT_FALSE(minidump.GetMiscInfo()); + EXPECT_FALSE(minidump.GetBreakpadInfo()); +} + +TEST(Dump, OneMemory) { + Dump dump(0, kBigEndian); + Memory memory(dump, 0x309d68010bd21b2cULL); + memory.Append("memory contents"); + dump.Add(&memory); + dump.Finish(); + + string contents; + ASSERT_TRUE(dump.GetContents(&contents)); + istringstream minidump_stream(contents); + Minidump minidump(minidump_stream); + ASSERT_TRUE(minidump.Read()); + ASSERT_EQ(1U, minidump.GetDirectoryEntryCount()); + + const MDRawDirectory *dir = minidump.GetDirectoryEntryAtIndex(0); + ASSERT_TRUE(dir != NULL); + EXPECT_EQ((uint32_t) MD_MEMORY_LIST_STREAM, dir->stream_type); + + MinidumpMemoryList *memory_list = minidump.GetMemoryList(); + ASSERT_TRUE(memory_list != NULL); + ASSERT_EQ(1U, memory_list->region_count()); + + MinidumpMemoryRegion *region1 = memory_list->GetMemoryRegionAtIndex(0); + ASSERT_EQ(0x309d68010bd21b2cULL, region1->GetBase()); + ASSERT_EQ(15U, region1->GetSize()); + const uint8_t *region1_bytes = region1->GetMemory(); + ASSERT_TRUE(memcmp("memory contents", region1_bytes, 15) == 0); +} + +// One thread --- and its requisite entourage. +TEST(Dump, OneThread) { + Dump dump(0, kLittleEndian); + Memory stack(dump, 0x2326a0fa); + stack.Append("stack for thread"); + + MDRawContextX86 raw_context; + const uint32_t kExpectedEIP = 0x6913f540; + raw_context.context_flags = MD_CONTEXT_X86_INTEGER | MD_CONTEXT_X86_CONTROL; + raw_context.edi = 0x3ecba80d; + raw_context.esi = 0x382583b9; + raw_context.ebx = 0x7fccc03f; + raw_context.edx = 0xf62f8ec2; + raw_context.ecx = 0x46a6a6a8; + raw_context.eax = 0x6a5025e2; + raw_context.ebp = 0xd9fabb4a; + raw_context.eip = kExpectedEIP; + raw_context.cs = 0xbffe6eda; + raw_context.eflags = 0xb2ce1e2d; + raw_context.esp = 0x659caaa4; + raw_context.ss = 0x2e951ef7; + Context context(dump, raw_context); + + Thread thread(dump, 0xa898f11b, stack, context, + 0x9e39439f, 0x4abfc15f, 0xe499898a, 0x0d43e939dcfd0372ULL); + + dump.Add(&stack); + dump.Add(&context); + dump.Add(&thread); + dump.Finish(); + + string contents; + ASSERT_TRUE(dump.GetContents(&contents)); + + istringstream minidump_stream(contents); + Minidump minidump(minidump_stream); + ASSERT_TRUE(minidump.Read()); + ASSERT_EQ(2U, minidump.GetDirectoryEntryCount()); + + MinidumpMemoryList *md_memory_list = minidump.GetMemoryList(); + ASSERT_TRUE(md_memory_list != NULL); + ASSERT_EQ(1U, md_memory_list->region_count()); + + MinidumpMemoryRegion *md_region = md_memory_list->GetMemoryRegionAtIndex(0); + ASSERT_EQ(0x2326a0faU, md_region->GetBase()); + ASSERT_EQ(16U, md_region->GetSize()); + const uint8_t *region_bytes = md_region->GetMemory(); + ASSERT_TRUE(memcmp("stack for thread", region_bytes, 16) == 0); + + MinidumpThreadList *thread_list = minidump.GetThreadList(); + ASSERT_TRUE(thread_list != NULL); + ASSERT_EQ(1U, thread_list->thread_count()); + + MinidumpThread *md_thread = thread_list->GetThreadAtIndex(0); + ASSERT_TRUE(md_thread != NULL); + uint32_t thread_id; + ASSERT_TRUE(md_thread->GetThreadID(&thread_id)); + ASSERT_EQ(0xa898f11bU, thread_id); + MinidumpMemoryRegion *md_stack = md_thread->GetMemory(); + ASSERT_TRUE(md_stack != NULL); + ASSERT_EQ(0x2326a0faU, md_stack->GetBase()); + ASSERT_EQ(16U, md_stack->GetSize()); + const uint8_t *md_stack_bytes = md_stack->GetMemory(); + ASSERT_TRUE(memcmp("stack for thread", md_stack_bytes, 16) == 0); + + MinidumpContext *md_context = md_thread->GetContext(); + ASSERT_TRUE(md_context != NULL); + ASSERT_EQ((uint32_t) MD_CONTEXT_X86, md_context->GetContextCPU()); + + uint64_t eip; + ASSERT_TRUE(md_context->GetInstructionPointer(&eip)); + EXPECT_EQ(kExpectedEIP, eip); + + const MDRawContextX86 *md_raw_context = md_context->GetContextX86(); + ASSERT_TRUE(md_raw_context != NULL); + ASSERT_EQ((uint32_t) (MD_CONTEXT_X86_INTEGER | MD_CONTEXT_X86_CONTROL), + (md_raw_context->context_flags + & (MD_CONTEXT_X86_INTEGER | MD_CONTEXT_X86_CONTROL))); + EXPECT_EQ(0x3ecba80dU, raw_context.edi); + EXPECT_EQ(0x382583b9U, raw_context.esi); + EXPECT_EQ(0x7fccc03fU, raw_context.ebx); + EXPECT_EQ(0xf62f8ec2U, raw_context.edx); + EXPECT_EQ(0x46a6a6a8U, raw_context.ecx); + EXPECT_EQ(0x6a5025e2U, raw_context.eax); + EXPECT_EQ(0xd9fabb4aU, raw_context.ebp); + EXPECT_EQ(kExpectedEIP, raw_context.eip); + EXPECT_EQ(0xbffe6edaU, raw_context.cs); + EXPECT_EQ(0xb2ce1e2dU, raw_context.eflags); + EXPECT_EQ(0x659caaa4U, raw_context.esp); + EXPECT_EQ(0x2e951ef7U, raw_context.ss); +} + +TEST(Dump, ThreadMissingMemory) { + Dump dump(0, kLittleEndian); + Memory stack(dump, 0x2326a0fa); + // Stack has no contents. + + MDRawContextX86 raw_context; + memset(&raw_context, 0, sizeof(raw_context)); + raw_context.context_flags = MD_CONTEXT_X86_INTEGER | MD_CONTEXT_X86_CONTROL; + Context context(dump, raw_context); + + Thread thread(dump, 0xa898f11b, stack, context, + 0x9e39439f, 0x4abfc15f, 0xe499898a, 0x0d43e939dcfd0372ULL); + + dump.Add(&stack); + dump.Add(&context); + dump.Add(&thread); + dump.Finish(); + + string contents; + ASSERT_TRUE(dump.GetContents(&contents)); + + istringstream minidump_stream(contents); + Minidump minidump(minidump_stream); + ASSERT_TRUE(minidump.Read()); + ASSERT_EQ(2U, minidump.GetDirectoryEntryCount()); + + // This should succeed even though the thread has no stack memory. + MinidumpThreadList* thread_list = minidump.GetThreadList(); + ASSERT_TRUE(thread_list != NULL); + ASSERT_EQ(1U, thread_list->thread_count()); + + MinidumpThread* md_thread = thread_list->GetThreadAtIndex(0); + ASSERT_TRUE(md_thread != NULL); + + uint32_t thread_id; + ASSERT_TRUE(md_thread->GetThreadID(&thread_id)); + ASSERT_EQ(0xa898f11bU, thread_id); + + MinidumpContext* md_context = md_thread->GetContext(); + ASSERT_NE(reinterpret_cast<MinidumpContext*>(NULL), md_context); + + MinidumpMemoryRegion* md_stack = md_thread->GetMemory(); + ASSERT_EQ(reinterpret_cast<MinidumpMemoryRegion*>(NULL), md_stack); +} + +TEST(Dump, ThreadMissingContext) { + Dump dump(0, kLittleEndian); + Memory stack(dump, 0x2326a0fa); + stack.Append("stack for thread"); + + // Context is empty. + Context context(dump); + + Thread thread(dump, 0xa898f11b, stack, context, + 0x9e39439f, 0x4abfc15f, 0xe499898a, 0x0d43e939dcfd0372ULL); + + dump.Add(&stack); + dump.Add(&context); + dump.Add(&thread); + dump.Finish(); + + string contents; + ASSERT_TRUE(dump.GetContents(&contents)); + + istringstream minidump_stream(contents); + Minidump minidump(minidump_stream); + ASSERT_TRUE(minidump.Read()); + ASSERT_EQ(2U, minidump.GetDirectoryEntryCount()); + + // This should succeed even though the thread has no stack memory. + MinidumpThreadList* thread_list = minidump.GetThreadList(); + ASSERT_TRUE(thread_list != NULL); + ASSERT_EQ(1U, thread_list->thread_count()); + + MinidumpThread* md_thread = thread_list->GetThreadAtIndex(0); + ASSERT_TRUE(md_thread != NULL); + + uint32_t thread_id; + ASSERT_TRUE(md_thread->GetThreadID(&thread_id)); + ASSERT_EQ(0xa898f11bU, thread_id); + MinidumpMemoryRegion* md_stack = md_thread->GetMemory(); + ASSERT_NE(reinterpret_cast<MinidumpMemoryRegion*>(NULL), md_stack); + + MinidumpContext* md_context = md_thread->GetContext(); + ASSERT_EQ(reinterpret_cast<MinidumpContext*>(NULL), md_context); +} + +static const MDVSFixedFileInfo fixed_file_info = { + 0xb2fba33a, // signature + 0x33d7a728, // struct_version + 0x31afcb20, // file_version_hi + 0xe51cdab1, // file_version_lo + 0xd1ea6907, // product_version_hi + 0x03032857, // product_version_lo + 0x11bf71d7, // file_flags_mask + 0x5fb8cdbf, // file_flags + 0xe45d0d5d, // file_os + 0x107d9562, // file_type + 0x5a8844d4, // file_subtype + 0xa8d30b20, // file_date_hi + 0x651c3e4e // file_date_lo +}; + +TEST(Dump, OneModule) { + Dump dump(0, kBigEndian); + String module_name(dump, "single module"); + Section cv_info(dump); + cv_info + .D32(MD_CVINFOPDB70_SIGNATURE) // signature + // signature, a MDGUID + .D32(0xabcd1234) + .D16(0xf00d) + .D16(0xbeef) + .Append("\x01\x02\x03\x04\x05\x06\x07\x08") + .D32(1) // age + .AppendCString("c:\\foo\\file.pdb"); // pdb_file_name + + String csd_version(dump, "Windows 9000"); + SystemInfo system_info(dump, SystemInfo::windows_x86, csd_version); + + Module module(dump, 0xa90206ca83eb2852ULL, 0xada542bd, + module_name, + 0xb1054d2a, + 0x34571371, + fixed_file_info, // from synth_minidump_unittest_data.h + &cv_info, nullptr); + + dump.Add(&module); + dump.Add(&module_name); + dump.Add(&cv_info); + dump.Add(&system_info); + dump.Add(&csd_version); + dump.Finish(); + + string contents; + ASSERT_TRUE(dump.GetContents(&contents)); + istringstream minidump_stream(contents); + Minidump minidump(minidump_stream); + ASSERT_TRUE(minidump.Read()); + ASSERT_EQ(2U, minidump.GetDirectoryEntryCount()); + + const MDRawDirectory *dir = minidump.GetDirectoryEntryAtIndex(1); + ASSERT_TRUE(dir != NULL); + EXPECT_EQ((uint32_t) MD_MODULE_LIST_STREAM, dir->stream_type); + + MinidumpModuleList *md_module_list = minidump.GetModuleList(); + ASSERT_TRUE(md_module_list != NULL); + ASSERT_EQ(1U, md_module_list->module_count()); + + const MinidumpModule *md_module = md_module_list->GetModuleAtIndex(0); + ASSERT_TRUE(md_module != NULL); + ASSERT_EQ(0xa90206ca83eb2852ULL, md_module->base_address()); + ASSERT_EQ(0xada542bd, md_module->size()); + ASSERT_EQ("single module", md_module->code_file()); + ASSERT_EQ("c:\\foo\\file.pdb", md_module->debug_file()); + // time_date_stamp and size_of_image concatenated + ASSERT_EQ("B1054D2Aada542bd", md_module->code_identifier()); + ASSERT_EQ("ABCD1234F00DBEEF01020304050607081", md_module->debug_identifier()); + + const MDRawModule *md_raw_module = md_module->module(); + ASSERT_TRUE(md_raw_module != NULL); + ASSERT_EQ(0xb1054d2aU, md_raw_module->time_date_stamp); + ASSERT_EQ(0x34571371U, md_raw_module->checksum); + ASSERT_TRUE(memcmp(&md_raw_module->version_info, &fixed_file_info, + sizeof(fixed_file_info)) == 0); +} + +// Test that a module with a MDCVInfoELF CV record is handled properly. +TEST(Dump, OneModuleCVELF) { + Dump dump(0, kLittleEndian); + String module_name(dump, "elf module"); + Section cv_info(dump); + cv_info + .D32(MD_CVINFOELF_SIGNATURE) // signature + // build_id + .Append("\x5f\xa9\xcd\xb4\x10\x53\xdf\x1b\x86\xfa\xb7\x33\xb4\xdf" + "\x37\x38\xce\xa3\x4a\x87"); + + const MDRawSystemInfo linux_x86 = { + MD_CPU_ARCHITECTURE_X86, // processor_architecture + 6, // processor_level + 0xd08, // processor_revision + 1, // number_of_processors + 0, // product_type + 0, // major_version + 0, // minor_version + 0, // build_number + MD_OS_LINUX, // platform_id + 0xdeadbeef, // csd_version_rva + 0x100, // suite_mask + 0, // reserved2 + { // cpu + { // x86_cpu_info + { 0x756e6547, 0x49656e69, 0x6c65746e }, // vendor_id + 0x6d8, // version_information + 0xafe9fbff, // feature_information + 0xffffffff // amd_extended_cpu_features + } + } + }; + String csd_version(dump, "Literally Linux"); + SystemInfo system_info(dump, linux_x86, csd_version); + + Module module(dump, 0xa90206ca83eb2852ULL, 0xada542bd, + module_name, + 0xb1054d2a, + 0x34571371, + fixed_file_info, // from synth_minidump_unittest_data.h + &cv_info, nullptr); + + dump.Add(&module); + dump.Add(&module_name); + dump.Add(&cv_info); + dump.Add(&system_info); + dump.Add(&csd_version); + dump.Finish(); + + string contents; + ASSERT_TRUE(dump.GetContents(&contents)); + istringstream minidump_stream(contents); + Minidump minidump(minidump_stream); + ASSERT_TRUE(minidump.Read()); + + MinidumpModuleList *md_module_list = minidump.GetModuleList(); + ASSERT_TRUE(md_module_list != NULL); + ASSERT_EQ(1U, md_module_list->module_count()); + + const MinidumpModule *md_module = md_module_list->GetModuleAtIndex(0); + ASSERT_TRUE(md_module != NULL); + ASSERT_EQ(0xa90206ca83eb2852ULL, md_module->base_address()); + ASSERT_EQ(0xada542bd, md_module->size()); + ASSERT_EQ("elf module", md_module->code_file()); + // debug_file == code_file + ASSERT_EQ("elf module", md_module->debug_file()); + // just the build_id, directly + ASSERT_EQ("5fa9cdb41053df1b86fab733b4df3738cea34a87", + md_module->code_identifier()); + // build_id truncted to GUID length and treated as such, with zero + // age appended + ASSERT_EQ("B4CDA95F53101BDF86FAB733B4DF37380", md_module->debug_identifier()); + + const MDRawModule *md_raw_module = md_module->module(); + ASSERT_TRUE(md_raw_module != NULL); + ASSERT_EQ(0xb1054d2aU, md_raw_module->time_date_stamp); + ASSERT_EQ(0x34571371U, md_raw_module->checksum); + ASSERT_TRUE(memcmp(&md_raw_module->version_info, &fixed_file_info, + sizeof(fixed_file_info)) == 0); +} + +// Test that a build_id that's shorter than a GUID is handled properly. +TEST(Dump, CVELFShort) { + Dump dump(0, kLittleEndian); + String module_name(dump, "elf module"); + Section cv_info(dump); + cv_info + .D32(MD_CVINFOELF_SIGNATURE) // signature + // build_id, shorter than a GUID + .Append("\x5f\xa9\xcd\xb4"); + + const MDRawSystemInfo linux_x86 = { + MD_CPU_ARCHITECTURE_X86, // processor_architecture + 6, // processor_level + 0xd08, // processor_revision + 1, // number_of_processors + 0, // product_type + 0, // major_version + 0, // minor_version + 0, // build_number + MD_OS_LINUX, // platform_id + 0xdeadbeef, // csd_version_rva + 0x100, // suite_mask + 0, // reserved2 + { // cpu + { // x86_cpu_info + { 0x756e6547, 0x49656e69, 0x6c65746e }, // vendor_id + 0x6d8, // version_information + 0xafe9fbff, // feature_information + 0xffffffff // amd_extended_cpu_features + } + } + }; + String csd_version(dump, "Literally Linux"); + SystemInfo system_info(dump, linux_x86, csd_version); + + Module module(dump, 0xa90206ca83eb2852ULL, 0xada542bd, + module_name, + 0xb1054d2a, + 0x34571371, + fixed_file_info, // from synth_minidump_unittest_data.h + &cv_info, nullptr); + + dump.Add(&module); + dump.Add(&module_name); + dump.Add(&cv_info); + dump.Add(&system_info); + dump.Add(&csd_version); + dump.Finish(); + + string contents; + ASSERT_TRUE(dump.GetContents(&contents)); + istringstream minidump_stream(contents); + Minidump minidump(minidump_stream); + ASSERT_TRUE(minidump.Read()); + ASSERT_EQ(2U, minidump.GetDirectoryEntryCount()); + + MinidumpModuleList *md_module_list = minidump.GetModuleList(); + ASSERT_TRUE(md_module_list != NULL); + ASSERT_EQ(1U, md_module_list->module_count()); + + const MinidumpModule *md_module = md_module_list->GetModuleAtIndex(0); + ASSERT_TRUE(md_module != NULL); + // just the build_id, directly + ASSERT_EQ("5fa9cdb4", md_module->code_identifier()); + // build_id expanded to GUID length and treated as such, with zero + // age appended + ASSERT_EQ("B4CDA95F0000000000000000000000000", md_module->debug_identifier()); +} + +// Test that a build_id that's very long is handled properly. +TEST(Dump, CVELFLong) { + Dump dump(0, kLittleEndian); + String module_name(dump, "elf module"); + Section cv_info(dump); + cv_info + .D32(MD_CVINFOELF_SIGNATURE) // signature + // build_id, lots of bytes + .Append("\x5f\xa9\xcd\xb4\x10\x53\xdf\x1b\x86\xfa\xb7\x33\xb4\xdf" + "\x37\x38\xce\xa3\x4a\x87\x01\x02\x03\x04\x05\x06\x07\x08" + "\x09\x0a\x0b\x0c\x0d\x0e\x0f"); + + + const MDRawSystemInfo linux_x86 = { + MD_CPU_ARCHITECTURE_X86, // processor_architecture + 6, // processor_level + 0xd08, // processor_revision + 1, // number_of_processors + 0, // product_type + 0, // major_version + 0, // minor_version + 0, // build_number + MD_OS_LINUX, // platform_id + 0xdeadbeef, // csd_version_rva + 0x100, // suite_mask + 0, // reserved2 + { // cpu + { // x86_cpu_info + { 0x756e6547, 0x49656e69, 0x6c65746e }, // vendor_id + 0x6d8, // version_information + 0xafe9fbff, // feature_information + 0xffffffff // amd_extended_cpu_features + } + } + }; + String csd_version(dump, "Literally Linux"); + SystemInfo system_info(dump, linux_x86, csd_version); + + Module module(dump, 0xa90206ca83eb2852ULL, 0xada542bd, + module_name, + 0xb1054d2a, + 0x34571371, + fixed_file_info, // from synth_minidump_unittest_data.h + &cv_info, nullptr); + + dump.Add(&module); + dump.Add(&module_name); + dump.Add(&cv_info); + dump.Add(&system_info); + dump.Add(&csd_version); + dump.Finish(); + + string contents; + ASSERT_TRUE(dump.GetContents(&contents)); + istringstream minidump_stream(contents); + Minidump minidump(minidump_stream); + ASSERT_TRUE(minidump.Read()); + ASSERT_EQ(2U, minidump.GetDirectoryEntryCount()); + + MinidumpModuleList *md_module_list = minidump.GetModuleList(); + ASSERT_TRUE(md_module_list != NULL); + ASSERT_EQ(1U, md_module_list->module_count()); + + const MinidumpModule *md_module = md_module_list->GetModuleAtIndex(0); + ASSERT_TRUE(md_module != NULL); + // just the build_id, directly + ASSERT_EQ( + "5fa9cdb41053df1b86fab733b4df3738cea34a870102030405060708090a0b0c0d0e0f", + md_module->code_identifier()); + // build_id truncated to GUID length and treated as such, with zero + // age appended. + ASSERT_EQ("B4CDA95F53101BDF86FAB733B4DF37380", md_module->debug_identifier()); +} + +TEST(Dump, OneSystemInfo) { + Dump dump(0, kLittleEndian); + String csd_version(dump, "Petulant Pierogi"); + SystemInfo system_info(dump, SystemInfo::windows_x86, csd_version); + + dump.Add(&system_info); + dump.Add(&csd_version); + dump.Finish(); + + string contents; + ASSERT_TRUE(dump.GetContents(&contents)); + istringstream minidump_stream(contents); + Minidump minidump(minidump_stream); + ASSERT_TRUE(minidump.Read()); + ASSERT_EQ(1U, minidump.GetDirectoryEntryCount()); + + const MDRawDirectory *dir = minidump.GetDirectoryEntryAtIndex(0); + ASSERT_TRUE(dir != NULL); + EXPECT_EQ((uint32_t) MD_SYSTEM_INFO_STREAM, dir->stream_type); + + MinidumpSystemInfo *md_system_info = minidump.GetSystemInfo(); + ASSERT_TRUE(md_system_info != NULL); + ASSERT_EQ("windows", md_system_info->GetOS()); + ASSERT_EQ("x86", md_system_info->GetCPU()); + ASSERT_EQ("Petulant Pierogi", *md_system_info->GetCSDVersion()); + ASSERT_EQ("GenuineIntel", *md_system_info->GetCPUVendor()); +} + +TEST(Dump, BigDump) { + Dump dump(0, kLittleEndian); + + // A SystemInfo stream. + String csd_version(dump, "Munificent Macaque"); + SystemInfo system_info(dump, SystemInfo::windows_x86, csd_version); + dump.Add(&csd_version); + dump.Add(&system_info); + + // Five threads! + Memory stack0(dump, 0x70b9ebfc); + stack0.Append("stack for thread zero"); + MDRawContextX86 raw_context0; + raw_context0.context_flags = MD_CONTEXT_X86_INTEGER; + raw_context0.eip = 0xaf0709e4; + Context context0(dump, raw_context0); + Thread thread0(dump, 0xbbef4432, stack0, context0, + 0xd0377e7b, 0xdb8eb0cf, 0xd73bc314, 0x09d357bac7f9a163ULL); + dump.Add(&stack0); + dump.Add(&context0); + dump.Add(&thread0); + + Memory stack1(dump, 0xf988cc45); + stack1.Append("stack for thread one"); + MDRawContextX86 raw_context1; + raw_context1.context_flags = MD_CONTEXT_X86_INTEGER; + raw_context1.eip = 0xe4f56f81; + Context context1(dump, raw_context1); + Thread thread1(dump, 0x657c3f58, stack1, context1, + 0xa68fa182, 0x6f3cf8dd, 0xe3a78ccf, 0x78cc84775e4534bbULL); + dump.Add(&stack1); + dump.Add(&context1); + dump.Add(&thread1); + + Memory stack2(dump, 0xc8a92e7c); + stack2.Append("stack for thread two"); + MDRawContextX86 raw_context2; + raw_context2.context_flags = MD_CONTEXT_X86_INTEGER; + raw_context2.eip = 0xb336a438; + Context context2(dump, raw_context2); + Thread thread2(dump, 0xdf4b8a71, stack2, context2, + 0x674c26b6, 0x445d7120, 0x7e700c56, 0xd89bf778e7793e17ULL); + dump.Add(&stack2); + dump.Add(&context2); + dump.Add(&thread2); + + Memory stack3(dump, 0x36d08e08); + stack3.Append("stack for thread three"); + MDRawContextX86 raw_context3; + raw_context3.context_flags = MD_CONTEXT_X86_INTEGER; + raw_context3.eip = 0xdf99a60c; + Context context3(dump, raw_context3); + Thread thread3(dump, 0x86e6c341, stack3, context3, + 0x32dc5c55, 0x17a2aba8, 0xe0cc75e7, 0xa46393994dae83aeULL); + dump.Add(&stack3); + dump.Add(&context3); + dump.Add(&thread3); + + Memory stack4(dump, 0x1e0ab4fa); + stack4.Append("stack for thread four"); + MDRawContextX86 raw_context4; + raw_context4.context_flags = MD_CONTEXT_X86_INTEGER; + raw_context4.eip = 0xaa646267; + Context context4(dump, raw_context4); + Thread thread4(dump, 0x261a28d4, stack4, context4, + 0x6ebd389e, 0xa0cd4759, 0x30168846, 0x164f650a0cf39d35ULL); + dump.Add(&stack4); + dump.Add(&context4); + dump.Add(&thread4); + + // Three modules! + String module1_name(dump, "module one"); + Module module1(dump, 0xeb77da57b5d4cbdaULL, 0x83cd5a37, module1_name); + dump.Add(&module1_name); + dump.Add(&module1); + + String module2_name(dump, "module two"); + Module module2(dump, 0x8675884adfe5ac90ULL, 0xb11e4ea3, module2_name); + dump.Add(&module2_name); + dump.Add(&module2); + + String module3_name(dump, "module three"); + Module module3(dump, 0x95fc1544da321b6cULL, 0x7c2bf081, module3_name); + dump.Add(&module3_name); + dump.Add(&module3); + + // Add one more memory region, on top of the five stacks. + Memory memory5(dump, 0x61979e828040e564ULL); + memory5.Append("contents of memory 5"); + dump.Add(&memory5); + + dump.Finish(); + + string contents; + ASSERT_TRUE(dump.GetContents(&contents)); + istringstream minidump_stream(contents); + Minidump minidump(minidump_stream); + ASSERT_TRUE(minidump.Read()); + ASSERT_EQ(4U, minidump.GetDirectoryEntryCount()); + + // Check the threads. + MinidumpThreadList *thread_list = minidump.GetThreadList(); + ASSERT_TRUE(thread_list != NULL); + ASSERT_EQ(5U, thread_list->thread_count()); + uint32_t thread_id; + ASSERT_TRUE(thread_list->GetThreadAtIndex(0)->GetThreadID(&thread_id)); + ASSERT_EQ(0xbbef4432U, thread_id); + ASSERT_EQ(0x70b9ebfcU, + thread_list->GetThreadAtIndex(0)->GetMemory()->GetBase()); + ASSERT_EQ(0xaf0709e4U, + thread_list->GetThreadAtIndex(0)->GetContext()->GetContextX86() + ->eip); + + ASSERT_TRUE(thread_list->GetThreadAtIndex(1)->GetThreadID(&thread_id)); + ASSERT_EQ(0x657c3f58U, thread_id); + ASSERT_EQ(0xf988cc45U, + thread_list->GetThreadAtIndex(1)->GetMemory()->GetBase()); + ASSERT_EQ(0xe4f56f81U, + thread_list->GetThreadAtIndex(1)->GetContext()->GetContextX86() + ->eip); + + ASSERT_TRUE(thread_list->GetThreadAtIndex(2)->GetThreadID(&thread_id)); + ASSERT_EQ(0xdf4b8a71U, thread_id); + ASSERT_EQ(0xc8a92e7cU, + thread_list->GetThreadAtIndex(2)->GetMemory()->GetBase()); + ASSERT_EQ(0xb336a438U, + thread_list->GetThreadAtIndex(2)->GetContext()->GetContextX86() + ->eip); + + ASSERT_TRUE(thread_list->GetThreadAtIndex(3)->GetThreadID(&thread_id)); + ASSERT_EQ(0x86e6c341U, thread_id); + ASSERT_EQ(0x36d08e08U, + thread_list->GetThreadAtIndex(3)->GetMemory()->GetBase()); + ASSERT_EQ(0xdf99a60cU, + thread_list->GetThreadAtIndex(3)->GetContext()->GetContextX86() + ->eip); + + ASSERT_TRUE(thread_list->GetThreadAtIndex(4)->GetThreadID(&thread_id)); + ASSERT_EQ(0x261a28d4U, thread_id); + ASSERT_EQ(0x1e0ab4faU, + thread_list->GetThreadAtIndex(4)->GetMemory()->GetBase()); + ASSERT_EQ(0xaa646267U, + thread_list->GetThreadAtIndex(4)->GetContext()->GetContextX86() + ->eip); + + // Check the modules. + MinidumpModuleList *md_module_list = minidump.GetModuleList(); + ASSERT_TRUE(md_module_list != NULL); + ASSERT_EQ(3U, md_module_list->module_count()); + EXPECT_EQ(0xeb77da57b5d4cbdaULL, + md_module_list->GetModuleAtIndex(0)->base_address()); + EXPECT_EQ(0x8675884adfe5ac90ULL, + md_module_list->GetModuleAtIndex(1)->base_address()); + EXPECT_EQ(0x95fc1544da321b6cULL, + md_module_list->GetModuleAtIndex(2)->base_address()); +} + +TEST(Dump, OneMemoryInfo) { + Dump dump(0, kBigEndian); + Stream stream(dump, MD_MEMORY_INFO_LIST_STREAM); + + // Add the MDRawMemoryInfoList header. + const uint64_t kNumberOfEntries = 1; + stream.D32(sizeof(MDRawMemoryInfoList)) // size_of_header + .D32(sizeof(MDRawMemoryInfo)) // size_of_entry + .D64(kNumberOfEntries); // number_of_entries + + + // Now add a MDRawMemoryInfo entry. + const uint64_t kBaseAddress = 0x1000; + const uint64_t kRegionSize = 0x2000; + stream.D64(kBaseAddress) // base_address + .D64(kBaseAddress) // allocation_base + .D32(MD_MEMORY_PROTECT_EXECUTE_READWRITE) // allocation_protection + .D32(0) // __alignment1 + .D64(kRegionSize) // region_size + .D32(MD_MEMORY_STATE_COMMIT) // state + .D32(MD_MEMORY_PROTECT_EXECUTE_READWRITE) // protection + .D32(MD_MEMORY_TYPE_PRIVATE) // type + .D32(0); // __alignment2 + + dump.Add(&stream); + dump.Finish(); + + string contents; + ASSERT_TRUE(dump.GetContents(&contents)); + istringstream minidump_stream(contents); + Minidump minidump(minidump_stream); + ASSERT_TRUE(minidump.Read()); + ASSERT_EQ(1U, minidump.GetDirectoryEntryCount()); + + const MDRawDirectory *dir = minidump.GetDirectoryEntryAtIndex(0); + ASSERT_TRUE(dir != NULL); + EXPECT_EQ((uint32_t) MD_MEMORY_INFO_LIST_STREAM, dir->stream_type); + + MinidumpMemoryInfoList *info_list = minidump.GetMemoryInfoList(); + ASSERT_TRUE(info_list != NULL); + ASSERT_EQ(1U, info_list->info_count()); + + const MinidumpMemoryInfo *info1 = info_list->GetMemoryInfoAtIndex(0); + ASSERT_EQ(kBaseAddress, info1->GetBase()); + ASSERT_EQ(kRegionSize, info1->GetSize()); + ASSERT_TRUE(info1->IsExecutable()); + ASSERT_TRUE(info1->IsWritable()); + + // Should get back the same memory region here. + const MinidumpMemoryInfo *info2 = + info_list->GetMemoryInfoForAddress(kBaseAddress + kRegionSize / 2); + ASSERT_EQ(kBaseAddress, info2->GetBase()); + ASSERT_EQ(kRegionSize, info2->GetSize()); +} + +TEST(Dump, OneExceptionX86) { + Dump dump(0, kLittleEndian); + + MDRawContextX86 raw_context; + raw_context.context_flags = MD_CONTEXT_X86_INTEGER | MD_CONTEXT_X86_CONTROL; + raw_context.edi = 0x3ecba80d; + raw_context.esi = 0x382583b9; + raw_context.ebx = 0x7fccc03f; + raw_context.edx = 0xf62f8ec2; + raw_context.ecx = 0x46a6a6a8; + raw_context.eax = 0x6a5025e2; + raw_context.ebp = 0xd9fabb4a; + raw_context.eip = 0x6913f540; + raw_context.cs = 0xbffe6eda; + raw_context.eflags = 0xb2ce1e2d; + raw_context.esp = 0x659caaa4; + raw_context.ss = 0x2e951ef7; + Context context(dump, raw_context); + + Exception exception(dump, context, + 0x1234abcd, // thread id + 0xdcba4321, // exception code + 0xf0e0d0c0, // exception flags + 0x0919a9b9c9d9e9f9ULL); // exception address + + dump.Add(&context); + dump.Add(&exception); + dump.Finish(); + + string contents; + ASSERT_TRUE(dump.GetContents(&contents)); + + istringstream minidump_stream(contents); + Minidump minidump(minidump_stream); + ASSERT_TRUE(minidump.Read()); + ASSERT_EQ(1U, minidump.GetDirectoryEntryCount()); + + MinidumpException *md_exception = minidump.GetException(); + ASSERT_TRUE(md_exception != NULL); + + uint32_t thread_id; + ASSERT_TRUE(md_exception->GetThreadID(&thread_id)); + ASSERT_EQ(0x1234abcdU, thread_id); + + const MDRawExceptionStream* raw_exception = md_exception->exception(); + ASSERT_TRUE(raw_exception != NULL); + EXPECT_EQ(0xdcba4321, raw_exception->exception_record.exception_code); + EXPECT_EQ(0xf0e0d0c0, raw_exception->exception_record.exception_flags); + EXPECT_EQ(0x0919a9b9c9d9e9f9ULL, + raw_exception->exception_record.exception_address); + + MinidumpContext *md_context = md_exception->GetContext(); + ASSERT_TRUE(md_context != NULL); + ASSERT_EQ((uint32_t) MD_CONTEXT_X86, md_context->GetContextCPU()); + const MDRawContextX86 *md_raw_context = md_context->GetContextX86(); + ASSERT_TRUE(md_raw_context != NULL); + ASSERT_EQ((uint32_t) (MD_CONTEXT_X86_INTEGER | MD_CONTEXT_X86_CONTROL), + (md_raw_context->context_flags + & (MD_CONTEXT_X86_INTEGER | MD_CONTEXT_X86_CONTROL))); + EXPECT_EQ(0x3ecba80dU, raw_context.edi); + EXPECT_EQ(0x382583b9U, raw_context.esi); + EXPECT_EQ(0x7fccc03fU, raw_context.ebx); + EXPECT_EQ(0xf62f8ec2U, raw_context.edx); + EXPECT_EQ(0x46a6a6a8U, raw_context.ecx); + EXPECT_EQ(0x6a5025e2U, raw_context.eax); + EXPECT_EQ(0xd9fabb4aU, raw_context.ebp); + EXPECT_EQ(0x6913f540U, raw_context.eip); + EXPECT_EQ(0xbffe6edaU, raw_context.cs); + EXPECT_EQ(0xb2ce1e2dU, raw_context.eflags); + EXPECT_EQ(0x659caaa4U, raw_context.esp); + EXPECT_EQ(0x2e951ef7U, raw_context.ss); +} + +TEST(Dump, OneExceptionX86XState) { + Dump dump(0, kLittleEndian); + + MDRawContextX86 raw_context; + raw_context.context_flags = MD_CONTEXT_X86_INTEGER | + MD_CONTEXT_X86_CONTROL | MD_CONTEXT_X86_XSTATE; + raw_context.edi = 0x3ecba80d; + raw_context.esi = 0x382583b9; + raw_context.ebx = 0x7fccc03f; + raw_context.edx = 0xf62f8ec2; + raw_context.ecx = 0x46a6a6a8; + raw_context.eax = 0x6a5025e2; + raw_context.ebp = 0xd9fabb4a; + raw_context.eip = 0x6913f540; + raw_context.cs = 0xbffe6eda; + raw_context.eflags = 0xb2ce1e2d; + raw_context.esp = 0x659caaa4; + raw_context.ss = 0x2e951ef7; + Context context(dump, raw_context); + + Exception exception(dump, context, + 0x1234abcd, // thread id + 0xdcba4321, // exception code + 0xf0e0d0c0, // exception flags + 0x0919a9b9c9d9e9f9ULL); // exception address + + dump.Add(&context); + dump.Add(&exception); + dump.Finish(); + + string contents; + ASSERT_TRUE(dump.GetContents(&contents)); + + istringstream minidump_stream(contents); + Minidump minidump(minidump_stream); + ASSERT_TRUE(minidump.Read()); + ASSERT_EQ(1U, minidump.GetDirectoryEntryCount()); + + MinidumpException *md_exception = minidump.GetException(); + ASSERT_TRUE(md_exception != NULL); + + uint32_t thread_id; + ASSERT_TRUE(md_exception->GetThreadID(&thread_id)); + ASSERT_EQ(0x1234abcdU, thread_id); + + const MDRawExceptionStream* raw_exception = md_exception->exception(); + ASSERT_TRUE(raw_exception != NULL); + EXPECT_EQ(0xdcba4321, raw_exception->exception_record.exception_code); + EXPECT_EQ(0xf0e0d0c0, raw_exception->exception_record.exception_flags); + EXPECT_EQ(0x0919a9b9c9d9e9f9ULL, + raw_exception->exception_record.exception_address); + + MinidumpContext *md_context = md_exception->GetContext(); + ASSERT_TRUE(md_context != NULL); + ASSERT_EQ((uint32_t) MD_CONTEXT_X86, md_context->GetContextCPU()); + const MDRawContextX86 *md_raw_context = md_context->GetContextX86(); + ASSERT_TRUE(md_raw_context != NULL); + ASSERT_EQ((uint32_t) (MD_CONTEXT_X86_INTEGER | MD_CONTEXT_X86_CONTROL), + (md_raw_context->context_flags + & (MD_CONTEXT_X86_INTEGER | MD_CONTEXT_X86_CONTROL))); + EXPECT_EQ(0x3ecba80dU, raw_context.edi); + EXPECT_EQ(0x382583b9U, raw_context.esi); + EXPECT_EQ(0x7fccc03fU, raw_context.ebx); + EXPECT_EQ(0xf62f8ec2U, raw_context.edx); + EXPECT_EQ(0x46a6a6a8U, raw_context.ecx); + EXPECT_EQ(0x6a5025e2U, raw_context.eax); + EXPECT_EQ(0xd9fabb4aU, raw_context.ebp); + EXPECT_EQ(0x6913f540U, raw_context.eip); + EXPECT_EQ(0xbffe6edaU, raw_context.cs); + EXPECT_EQ(0xb2ce1e2dU, raw_context.eflags); + EXPECT_EQ(0x659caaa4U, raw_context.esp); + EXPECT_EQ(0x2e951ef7U, raw_context.ss); +} + +// Testing that the CPU type can be loaded from a system info stream when +// the CPU flags are missing from the context_flags of an exception record +TEST(Dump, OneExceptionX86NoCPUFlags) { + Dump dump(0, kLittleEndian); + + MDRawContextX86 raw_context; + // Intentionally not setting CPU type in the context_flags + raw_context.context_flags = 0; + raw_context.edi = 0x3ecba80d; + raw_context.esi = 0x382583b9; + raw_context.ebx = 0x7fccc03f; + raw_context.edx = 0xf62f8ec2; + raw_context.ecx = 0x46a6a6a8; + raw_context.eax = 0x6a5025e2; + raw_context.ebp = 0xd9fabb4a; + raw_context.eip = 0x6913f540; + raw_context.cs = 0xbffe6eda; + raw_context.eflags = 0xb2ce1e2d; + raw_context.esp = 0x659caaa4; + raw_context.ss = 0x2e951ef7; + Context context(dump, raw_context); + + Exception exception(dump, context, + 0x1234abcd, // thread id + 0xdcba4321, // exception code + 0xf0e0d0c0, // exception flags + 0x0919a9b9c9d9e9f9ULL); // exception address + + dump.Add(&context); + dump.Add(&exception); + + // Add system info. This is needed as an alternative source for CPU type + // information. Note, that the CPU flags were intentionally skipped from + // the context_flags and this alternative source is required. + String csd_version(dump, "Service Pack 2"); + SystemInfo system_info(dump, SystemInfo::windows_x86, csd_version); + dump.Add(&system_info); + dump.Add(&csd_version); + + dump.Finish(); + + string contents; + ASSERT_TRUE(dump.GetContents(&contents)); + + istringstream minidump_stream(contents); + Minidump minidump(minidump_stream); + ASSERT_TRUE(minidump.Read()); + ASSERT_EQ(2U, minidump.GetDirectoryEntryCount()); + + MinidumpException *md_exception = minidump.GetException(); + ASSERT_TRUE(md_exception != NULL); + + uint32_t thread_id; + ASSERT_TRUE(md_exception->GetThreadID(&thread_id)); + ASSERT_EQ(0x1234abcdU, thread_id); + + const MDRawExceptionStream* raw_exception = md_exception->exception(); + ASSERT_TRUE(raw_exception != NULL); + EXPECT_EQ(0xdcba4321, raw_exception->exception_record.exception_code); + EXPECT_EQ(0xf0e0d0c0, raw_exception->exception_record.exception_flags); + EXPECT_EQ(0x0919a9b9c9d9e9f9ULL, + raw_exception->exception_record.exception_address); + + MinidumpContext *md_context = md_exception->GetContext(); + ASSERT_TRUE(md_context != NULL); + + ASSERT_EQ((uint32_t) MD_CONTEXT_X86, md_context->GetContextCPU()); + const MDRawContextX86 *md_raw_context = md_context->GetContextX86(); + ASSERT_TRUE(md_raw_context != NULL); + + // Even though the CPU flags were missing from the context_flags, the + // GetContext call above is expected to load the missing CPU flags from the + // system info stream and set the CPU type bits in context_flags. + ASSERT_EQ((uint32_t) (MD_CONTEXT_X86), md_raw_context->context_flags); + + EXPECT_EQ(0x3ecba80dU, raw_context.edi); + EXPECT_EQ(0x382583b9U, raw_context.esi); + EXPECT_EQ(0x7fccc03fU, raw_context.ebx); + EXPECT_EQ(0xf62f8ec2U, raw_context.edx); + EXPECT_EQ(0x46a6a6a8U, raw_context.ecx); + EXPECT_EQ(0x6a5025e2U, raw_context.eax); + EXPECT_EQ(0xd9fabb4aU, raw_context.ebp); + EXPECT_EQ(0x6913f540U, raw_context.eip); + EXPECT_EQ(0xbffe6edaU, raw_context.cs); + EXPECT_EQ(0xb2ce1e2dU, raw_context.eflags); + EXPECT_EQ(0x659caaa4U, raw_context.esp); + EXPECT_EQ(0x2e951ef7U, raw_context.ss); +} + +// This test covers a scenario where a dump contains an exception but the +// context record of the exception is missing the CPU type information in its +// context_flags. The dump has no system info stream so it is imposible to +// deduce the CPU type, hence the context record is unusable. +TEST(Dump, OneExceptionX86NoCPUFlagsNoSystemInfo) { + Dump dump(0, kLittleEndian); + + MDRawContextX86 raw_context; + // Intentionally not setting CPU type in the context_flags + raw_context.context_flags = 0; + raw_context.edi = 0x3ecba80d; + raw_context.esi = 0x382583b9; + raw_context.ebx = 0x7fccc03f; + raw_context.edx = 0xf62f8ec2; + raw_context.ecx = 0x46a6a6a8; + raw_context.eax = 0x6a5025e2; + raw_context.ebp = 0xd9fabb4a; + raw_context.eip = 0x6913f540; + raw_context.cs = 0xbffe6eda; + raw_context.eflags = 0xb2ce1e2d; + raw_context.esp = 0x659caaa4; + raw_context.ss = 0x2e951ef7; + Context context(dump, raw_context); + + Exception exception(dump, context, + 0x1234abcd, // thread id + 0xdcba4321, // exception code + 0xf0e0d0c0, // exception flags + 0x0919a9b9c9d9e9f9ULL); // exception address + + dump.Add(&context); + dump.Add(&exception); + dump.Finish(); + + string contents; + ASSERT_TRUE(dump.GetContents(&contents)); + + istringstream minidump_stream(contents); + Minidump minidump(minidump_stream); + ASSERT_TRUE(minidump.Read()); + ASSERT_EQ(1U, minidump.GetDirectoryEntryCount()); + + MinidumpException *md_exception = minidump.GetException(); + ASSERT_TRUE(md_exception != NULL); + + uint32_t thread_id; + ASSERT_TRUE(md_exception->GetThreadID(&thread_id)); + ASSERT_EQ(0x1234abcdU, thread_id); + + const MDRawExceptionStream* raw_exception = md_exception->exception(); + ASSERT_TRUE(raw_exception != NULL); + EXPECT_EQ(0xdcba4321, raw_exception->exception_record.exception_code); + EXPECT_EQ(0xf0e0d0c0, raw_exception->exception_record.exception_flags); + EXPECT_EQ(0x0919a9b9c9d9e9f9ULL, + raw_exception->exception_record.exception_address); + + // The context record of the exception is unusable because the context_flags + // don't have CPU type information and at the same time the minidump lacks + // system info stream so it is impossible to deduce the CPU type. + MinidumpContext *md_context = md_exception->GetContext(); + ASSERT_EQ(NULL, md_context); +} + +TEST(Dump, OneExceptionARM) { + Dump dump(0, kLittleEndian); + + MDRawContextARM raw_context; + raw_context.context_flags = MD_CONTEXT_ARM_INTEGER; + raw_context.iregs[0] = 0x3ecba80d; + raw_context.iregs[1] = 0x382583b9; + raw_context.iregs[2] = 0x7fccc03f; + raw_context.iregs[3] = 0xf62f8ec2; + raw_context.iregs[4] = 0x46a6a6a8; + raw_context.iregs[5] = 0x6a5025e2; + raw_context.iregs[6] = 0xd9fabb4a; + raw_context.iregs[7] = 0x6913f540; + raw_context.iregs[8] = 0xbffe6eda; + raw_context.iregs[9] = 0xb2ce1e2d; + raw_context.iregs[10] = 0x659caaa4; + raw_context.iregs[11] = 0xf0e0d0c0; + raw_context.iregs[12] = 0xa9b8c7d6; + raw_context.iregs[13] = 0x12345678; + raw_context.iregs[14] = 0xabcd1234; + raw_context.iregs[15] = 0x10203040; + raw_context.cpsr = 0x2e951ef7; + Context context(dump, raw_context); + + Exception exception(dump, context, + 0x1234abcd, // thread id + 0xdcba4321, // exception code + 0xf0e0d0c0, // exception flags + 0x0919a9b9c9d9e9f9ULL); // exception address + + dump.Add(&context); + dump.Add(&exception); + dump.Finish(); + + string contents; + ASSERT_TRUE(dump.GetContents(&contents)); + + istringstream minidump_stream(contents); + Minidump minidump(minidump_stream); + ASSERT_TRUE(minidump.Read()); + ASSERT_EQ(1U, minidump.GetDirectoryEntryCount()); + + MinidumpException *md_exception = minidump.GetException(); + ASSERT_TRUE(md_exception != NULL); + + uint32_t thread_id; + ASSERT_TRUE(md_exception->GetThreadID(&thread_id)); + ASSERT_EQ(0x1234abcdU, thread_id); + + const MDRawExceptionStream* raw_exception = md_exception->exception(); + ASSERT_TRUE(raw_exception != NULL); + EXPECT_EQ(0xdcba4321, raw_exception->exception_record.exception_code); + EXPECT_EQ(0xf0e0d0c0, raw_exception->exception_record.exception_flags); + EXPECT_EQ(0x0919a9b9c9d9e9f9ULL, + raw_exception->exception_record.exception_address); + + MinidumpContext *md_context = md_exception->GetContext(); + ASSERT_TRUE(md_context != NULL); + ASSERT_EQ((uint32_t) MD_CONTEXT_ARM, md_context->GetContextCPU()); + const MDRawContextARM *md_raw_context = md_context->GetContextARM(); + ASSERT_TRUE(md_raw_context != NULL); + ASSERT_EQ((uint32_t) MD_CONTEXT_ARM_INTEGER, + (md_raw_context->context_flags + & MD_CONTEXT_ARM_INTEGER)); + EXPECT_EQ(0x3ecba80dU, raw_context.iregs[0]); + EXPECT_EQ(0x382583b9U, raw_context.iregs[1]); + EXPECT_EQ(0x7fccc03fU, raw_context.iregs[2]); + EXPECT_EQ(0xf62f8ec2U, raw_context.iregs[3]); + EXPECT_EQ(0x46a6a6a8U, raw_context.iregs[4]); + EXPECT_EQ(0x6a5025e2U, raw_context.iregs[5]); + EXPECT_EQ(0xd9fabb4aU, raw_context.iregs[6]); + EXPECT_EQ(0x6913f540U, raw_context.iregs[7]); + EXPECT_EQ(0xbffe6edaU, raw_context.iregs[8]); + EXPECT_EQ(0xb2ce1e2dU, raw_context.iregs[9]); + EXPECT_EQ(0x659caaa4U, raw_context.iregs[10]); + EXPECT_EQ(0xf0e0d0c0U, raw_context.iregs[11]); + EXPECT_EQ(0xa9b8c7d6U, raw_context.iregs[12]); + EXPECT_EQ(0x12345678U, raw_context.iregs[13]); + EXPECT_EQ(0xabcd1234U, raw_context.iregs[14]); + EXPECT_EQ(0x10203040U, raw_context.iregs[15]); + EXPECT_EQ(0x2e951ef7U, raw_context.cpsr); +} + +TEST(Dump, OneExceptionARMOldFlags) { + Dump dump(0, kLittleEndian); + + MDRawContextARM raw_context; + // MD_CONTEXT_ARM_INTEGER, but with _OLD + raw_context.context_flags = MD_CONTEXT_ARM_OLD | 0x00000002; + raw_context.iregs[0] = 0x3ecba80d; + raw_context.iregs[1] = 0x382583b9; + raw_context.iregs[2] = 0x7fccc03f; + raw_context.iregs[3] = 0xf62f8ec2; + raw_context.iregs[4] = 0x46a6a6a8; + raw_context.iregs[5] = 0x6a5025e2; + raw_context.iregs[6] = 0xd9fabb4a; + raw_context.iregs[7] = 0x6913f540; + raw_context.iregs[8] = 0xbffe6eda; + raw_context.iregs[9] = 0xb2ce1e2d; + raw_context.iregs[10] = 0x659caaa4; + raw_context.iregs[11] = 0xf0e0d0c0; + raw_context.iregs[12] = 0xa9b8c7d6; + raw_context.iregs[13] = 0x12345678; + raw_context.iregs[14] = 0xabcd1234; + raw_context.iregs[15] = 0x10203040; + raw_context.cpsr = 0x2e951ef7; + Context context(dump, raw_context); + + Exception exception(dump, context, + 0x1234abcd, // thread id + 0xdcba4321, // exception code + 0xf0e0d0c0, // exception flags + 0x0919a9b9c9d9e9f9ULL); // exception address + + dump.Add(&context); + dump.Add(&exception); + dump.Finish(); + + string contents; + ASSERT_TRUE(dump.GetContents(&contents)); + + istringstream minidump_stream(contents); + Minidump minidump(minidump_stream); + ASSERT_TRUE(minidump.Read()); + ASSERT_EQ(1U, minidump.GetDirectoryEntryCount()); + + MinidumpException *md_exception = minidump.GetException(); + ASSERT_TRUE(md_exception != NULL); + + uint32_t thread_id; + ASSERT_TRUE(md_exception->GetThreadID(&thread_id)); + ASSERT_EQ(0x1234abcdU, thread_id); + + const MDRawExceptionStream* raw_exception = md_exception->exception(); + ASSERT_TRUE(raw_exception != NULL); + EXPECT_EQ(0xdcba4321, raw_exception->exception_record.exception_code); + EXPECT_EQ(0xf0e0d0c0, raw_exception->exception_record.exception_flags); + EXPECT_EQ(0x0919a9b9c9d9e9f9ULL, + raw_exception->exception_record.exception_address); + + MinidumpContext *md_context = md_exception->GetContext(); + ASSERT_TRUE(md_context != NULL); + ASSERT_EQ((uint32_t) MD_CONTEXT_ARM, md_context->GetContextCPU()); + const MDRawContextARM *md_raw_context = md_context->GetContextARM(); + ASSERT_TRUE(md_raw_context != NULL); + ASSERT_EQ((uint32_t) MD_CONTEXT_ARM_INTEGER, + (md_raw_context->context_flags + & MD_CONTEXT_ARM_INTEGER)); + EXPECT_EQ(0x3ecba80dU, raw_context.iregs[0]); + EXPECT_EQ(0x382583b9U, raw_context.iregs[1]); + EXPECT_EQ(0x7fccc03fU, raw_context.iregs[2]); + EXPECT_EQ(0xf62f8ec2U, raw_context.iregs[3]); + EXPECT_EQ(0x46a6a6a8U, raw_context.iregs[4]); + EXPECT_EQ(0x6a5025e2U, raw_context.iregs[5]); + EXPECT_EQ(0xd9fabb4aU, raw_context.iregs[6]); + EXPECT_EQ(0x6913f540U, raw_context.iregs[7]); + EXPECT_EQ(0xbffe6edaU, raw_context.iregs[8]); + EXPECT_EQ(0xb2ce1e2dU, raw_context.iregs[9]); + EXPECT_EQ(0x659caaa4U, raw_context.iregs[10]); + EXPECT_EQ(0xf0e0d0c0U, raw_context.iregs[11]); + EXPECT_EQ(0xa9b8c7d6U, raw_context.iregs[12]); + EXPECT_EQ(0x12345678U, raw_context.iregs[13]); + EXPECT_EQ(0xabcd1234U, raw_context.iregs[14]); + EXPECT_EQ(0x10203040U, raw_context.iregs[15]); + EXPECT_EQ(0x2e951ef7U, raw_context.cpsr); +} + +TEST(Dump, OneExceptionMIPS) { + Dump dump(0, kLittleEndian); + + MDRawContextMIPS raw_context; + raw_context.context_flags = MD_CONTEXT_MIPS_INTEGER; + raw_context.iregs[0] = 0x3ecba80d; + raw_context.iregs[1] = 0x382583b9; + raw_context.iregs[2] = 0x7fccc03f; + raw_context.iregs[3] = 0xf62f8ec2; + raw_context.iregs[4] = 0x46a6a6a8; + raw_context.iregs[5] = 0x6a5025e2; + raw_context.iregs[6] = 0xd9fabb4a; + raw_context.iregs[7] = 0x6913f540; + raw_context.iregs[8] = 0xbffe6eda; + raw_context.iregs[9] = 0xb2ce1e2d; + raw_context.iregs[10] = 0x659caaa4; + raw_context.iregs[11] = 0xf0e0d0c0; + raw_context.iregs[12] = 0xa9b8c7d6; + raw_context.iregs[13] = 0x12345678; + raw_context.iregs[14] = 0xabcd1234; + raw_context.iregs[15] = 0x10203040; + raw_context.iregs[16] = 0xa80d3ecb; + raw_context.iregs[17] = 0x83b93825; + raw_context.iregs[18] = 0xc03f7fcc; + raw_context.iregs[19] = 0x8ec2f62f; + raw_context.iregs[20] = 0xa6a846a6; + raw_context.iregs[21] = 0x25e26a50; + raw_context.iregs[22] = 0xbb4ad9fa; + raw_context.iregs[23] = 0xf5406913; + raw_context.iregs[24] = 0x6edabffe; + raw_context.iregs[25] = 0x1e2db2ce; + raw_context.iregs[26] = 0xaaa4659c; + raw_context.iregs[27] = 0xd0c0f0e0; + raw_context.iregs[28] = 0xc7d6a9b8; + raw_context.iregs[29] = 0x56781234; + raw_context.iregs[30] = 0x1234abcd; + raw_context.iregs[31] = 0x30401020; + + Context context(dump, raw_context); + + Exception exception(dump, context, + 0x1234abcd, // Thread id. + 0xdcba4321, // Exception code. + 0xf0e0d0c0, // Exception flags. + 0x0919a9b9); // Exception address. + + dump.Add(&context); + dump.Add(&exception); + dump.Finish(); + + string contents; + ASSERT_TRUE(dump.GetContents(&contents)); + + istringstream minidump_stream(contents); + Minidump minidump(minidump_stream); + ASSERT_TRUE(minidump.Read()); + ASSERT_EQ(1U, minidump.GetDirectoryEntryCount()); + + MinidumpException *md_exception = minidump.GetException(); + ASSERT_TRUE(md_exception != NULL); + + uint32_t thread_id; + ASSERT_TRUE(md_exception->GetThreadID(&thread_id)); + ASSERT_EQ(0x1234abcdU, thread_id); + + const MDRawExceptionStream* raw_exception = md_exception->exception(); + ASSERT_TRUE(raw_exception != NULL); + EXPECT_EQ(0xdcba4321, raw_exception->exception_record.exception_code); + EXPECT_EQ(0xf0e0d0c0, raw_exception->exception_record.exception_flags); + EXPECT_EQ(0x0919a9b9U, + raw_exception->exception_record.exception_address); + + MinidumpContext* md_context = md_exception->GetContext(); + ASSERT_TRUE(md_context != NULL); + ASSERT_EQ((uint32_t) MD_CONTEXT_MIPS, md_context->GetContextCPU()); + const MDRawContextMIPS* md_raw_context = md_context->GetContextMIPS(); + ASSERT_TRUE(md_raw_context != NULL); + ASSERT_EQ((uint32_t) MD_CONTEXT_MIPS_INTEGER, + (md_raw_context->context_flags & MD_CONTEXT_MIPS_INTEGER)); + EXPECT_EQ(0x3ecba80dU, raw_context.iregs[0]); + EXPECT_EQ(0x382583b9U, raw_context.iregs[1]); + EXPECT_EQ(0x7fccc03fU, raw_context.iregs[2]); + EXPECT_EQ(0xf62f8ec2U, raw_context.iregs[3]); + EXPECT_EQ(0x46a6a6a8U, raw_context.iregs[4]); + EXPECT_EQ(0x6a5025e2U, raw_context.iregs[5]); + EXPECT_EQ(0xd9fabb4aU, raw_context.iregs[6]); + EXPECT_EQ(0x6913f540U, raw_context.iregs[7]); + EXPECT_EQ(0xbffe6edaU, raw_context.iregs[8]); + EXPECT_EQ(0xb2ce1e2dU, raw_context.iregs[9]); + EXPECT_EQ(0x659caaa4U, raw_context.iregs[10]); + EXPECT_EQ(0xf0e0d0c0U, raw_context.iregs[11]); + EXPECT_EQ(0xa9b8c7d6U, raw_context.iregs[12]); + EXPECT_EQ(0x12345678U, raw_context.iregs[13]); + EXPECT_EQ(0xabcd1234U, raw_context.iregs[14]); + EXPECT_EQ(0x10203040U, raw_context.iregs[15]); + EXPECT_EQ(0xa80d3ecbU, raw_context.iregs[16]); + EXPECT_EQ(0x83b93825U, raw_context.iregs[17]); + EXPECT_EQ(0xc03f7fccU, raw_context.iregs[18]); + EXPECT_EQ(0x8ec2f62fU, raw_context.iregs[19]); + EXPECT_EQ(0xa6a846a6U, raw_context.iregs[20]); + EXPECT_EQ(0x25e26a50U, raw_context.iregs[21]); + EXPECT_EQ(0xbb4ad9faU, raw_context.iregs[22]); + EXPECT_EQ(0xf5406913U, raw_context.iregs[23]); + EXPECT_EQ(0x6edabffeU, raw_context.iregs[24]); + EXPECT_EQ(0x1e2db2ceU, raw_context.iregs[25]); + EXPECT_EQ(0xaaa4659cU, raw_context.iregs[26]); + EXPECT_EQ(0xd0c0f0e0U, raw_context.iregs[27]); + EXPECT_EQ(0xc7d6a9b8U, raw_context.iregs[28]); + EXPECT_EQ(0x56781234U, raw_context.iregs[29]); + EXPECT_EQ(0x1234abcdU, raw_context.iregs[30]); + EXPECT_EQ(0x30401020U, raw_context.iregs[31]); +} + +} // namespace |