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3261edd997
R=mark@chromium.org BUG=crashpad:21, crashpad:52 Review URL: https://codereview.chromium.org/1419623003 .
127 lines
4.5 KiB
C++
127 lines
4.5 KiB
C++
// Copyright 2015 The Crashpad Authors. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "minidump/minidump_memory_info_writer.h"
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#include <string>
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#include "gtest/gtest.h"
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#include "minidump/minidump_file_writer.h"
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#include "minidump/test/minidump_file_writer_test_util.h"
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#include "minidump/test/minidump_writable_test_util.h"
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#include "snapshot/test/test_memory_map_region_snapshot.h"
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#include "util/file/string_file.h"
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namespace crashpad {
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namespace test {
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namespace {
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// The memory info list is expected to be the only stream.
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void GetMemoryInfoListStream(
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const std::string& file_contents,
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const MINIDUMP_MEMORY_INFO_LIST** memory_info_list) {
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const size_t kDirectoryOffset = sizeof(MINIDUMP_HEADER);
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const size_t kMemoryInfoListStreamOffset =
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kDirectoryOffset + sizeof(MINIDUMP_DIRECTORY);
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const MINIDUMP_DIRECTORY* directory;
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const MINIDUMP_HEADER* header =
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MinidumpHeaderAtStart(file_contents, &directory);
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ASSERT_NO_FATAL_FAILURE(VerifyMinidumpHeader(header, 1, 0));
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ASSERT_TRUE(directory);
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const size_t kDirectoryIndex = 0;
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ASSERT_EQ(kMinidumpStreamTypeMemoryInfoList,
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directory[kDirectoryIndex].StreamType);
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EXPECT_EQ(kMemoryInfoListStreamOffset,
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directory[kDirectoryIndex].Location.Rva);
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*memory_info_list =
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MinidumpWritableAtLocationDescriptor<MINIDUMP_MEMORY_INFO_LIST>(
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file_contents, directory[kDirectoryIndex].Location);
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ASSERT_TRUE(*memory_info_list);
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}
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TEST(MinidumpMemoryInfoWriter, Empty) {
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MinidumpFileWriter minidump_file_writer;
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auto memory_info_list_writer =
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make_scoped_ptr(new MinidumpMemoryInfoListWriter());
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minidump_file_writer.AddStream(memory_info_list_writer.Pass());
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StringFile string_file;
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ASSERT_TRUE(minidump_file_writer.WriteEverything(&string_file));
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ASSERT_EQ(sizeof(MINIDUMP_HEADER) + sizeof(MINIDUMP_DIRECTORY) +
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sizeof(MINIDUMP_MEMORY_INFO_LIST),
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string_file.string().size());
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const MINIDUMP_MEMORY_INFO_LIST* memory_info_list = nullptr;
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ASSERT_NO_FATAL_FAILURE(
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GetMemoryInfoListStream(string_file.string(), &memory_info_list));
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EXPECT_EQ(0u, memory_info_list->NumberOfEntries);
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}
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TEST(MinidumpMemoryInfoWriter, OneRegion) {
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MinidumpFileWriter minidump_file_writer;
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auto memory_info_list_writer =
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make_scoped_ptr(new MinidumpMemoryInfoListWriter());
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auto memory_map_region = make_scoped_ptr(new TestMemoryMapRegionSnapshot());
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MINIDUMP_MEMORY_INFO mmi = {0};
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mmi.BaseAddress = 0x12340000;
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mmi.AllocationBase = 0x12000000;
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mmi.AllocationProtect = PAGE_READWRITE;
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mmi.RegionSize = 0x6000;
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mmi.State = MEM_COMMIT;
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mmi.Protect = PAGE_NOACCESS;
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mmi.Type = MEM_PRIVATE;
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memory_map_region->SetMindumpMemoryInfo(mmi);
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std::vector<const MemoryMapRegionSnapshot*> memory_map;
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memory_map.push_back(memory_map_region.get());
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memory_info_list_writer->InitializeFromSnapshot(memory_map);
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minidump_file_writer.AddStream(memory_info_list_writer.Pass());
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StringFile string_file;
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ASSERT_TRUE(minidump_file_writer.WriteEverything(&string_file));
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ASSERT_EQ(sizeof(MINIDUMP_HEADER) + sizeof(MINIDUMP_DIRECTORY) +
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sizeof(MINIDUMP_MEMORY_INFO_LIST) +
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sizeof(MINIDUMP_MEMORY_INFO),
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string_file.string().size());
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const MINIDUMP_MEMORY_INFO_LIST* memory_info_list = nullptr;
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ASSERT_NO_FATAL_FAILURE(
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GetMemoryInfoListStream(string_file.string(), &memory_info_list));
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EXPECT_EQ(1u, memory_info_list->NumberOfEntries);
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const MINIDUMP_MEMORY_INFO* memory_info =
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reinterpret_cast<const MINIDUMP_MEMORY_INFO*>(&memory_info_list[1]);
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EXPECT_EQ(mmi.BaseAddress, memory_info->BaseAddress);
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EXPECT_EQ(mmi.AllocationBase, memory_info->AllocationBase);
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EXPECT_EQ(mmi.AllocationProtect, memory_info->AllocationProtect);
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EXPECT_EQ(mmi.RegionSize, memory_info->RegionSize);
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EXPECT_EQ(mmi.State, memory_info->State);
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EXPECT_EQ(mmi.Protect, memory_info->Protect);
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EXPECT_EQ(mmi.Type, memory_info->Type);
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}
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} // namespace
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} // namespace test
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} // namespace crashpad
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