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38aeadc1c1
TEST=minidump_test R=rsesek@chromium.org Review URL: https://codereview.chromium.org/679443002
377 lines
10 KiB
C++
377 lines
10 KiB
C++
// Copyright 2014 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_module_writer.h"
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#include <sys/types.h>
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#include "base/logging.h"
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#include "minidump/minidump_string_writer.h"
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#include "minidump/minidump_writer_util.h"
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#include "util/file/file_writer.h"
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#include "util/numeric/safe_assignment.h"
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namespace crashpad {
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MinidumpModuleCodeViewRecordWriter::~MinidumpModuleCodeViewRecordWriter() {
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}
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namespace internal {
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template <typename CodeViewRecordType>
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MinidumpModuleCodeViewRecordPDBLinkWriter<
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CodeViewRecordType>::MinidumpModuleCodeViewRecordPDBLinkWriter()
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: MinidumpModuleCodeViewRecordWriter(), codeview_record_(), pdb_name_() {
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codeview_record_.signature = CodeViewRecordType::kSignature;
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}
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template <typename CodeViewRecordType>
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MinidumpModuleCodeViewRecordPDBLinkWriter<
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CodeViewRecordType>::~MinidumpModuleCodeViewRecordPDBLinkWriter() {
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}
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template <typename CodeViewRecordType>
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size_t
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MinidumpModuleCodeViewRecordPDBLinkWriter<CodeViewRecordType>::SizeOfObject() {
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DCHECK_GE(state(), kStateFrozen);
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// NUL-terminate.
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return offsetof(typeof(codeview_record_), pdb_name) +
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(pdb_name_.size() + 1) * sizeof(pdb_name_[0]);
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}
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template <typename CodeViewRecordType>
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bool MinidumpModuleCodeViewRecordPDBLinkWriter<CodeViewRecordType>::WriteObject(
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FileWriterInterface* file_writer) {
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DCHECK_EQ(state(), kStateWritable);
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WritableIoVec iov;
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iov.iov_base = &codeview_record_;
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iov.iov_len = offsetof(typeof(codeview_record_), pdb_name);
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std::vector<WritableIoVec> iovecs(1, iov);
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// NUL-terminate.
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iov.iov_base = &pdb_name_[0];
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iov.iov_len = (pdb_name_.size() + 1) * sizeof(pdb_name_[0]);
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iovecs.push_back(iov);
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return file_writer->WriteIoVec(&iovecs);
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}
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} // namespace internal
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template class internal::MinidumpModuleCodeViewRecordPDBLinkWriter<
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MinidumpModuleCodeViewRecordPDB20>;
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MinidumpModuleCodeViewRecordPDB20Writer::
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~MinidumpModuleCodeViewRecordPDB20Writer() {
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}
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void MinidumpModuleCodeViewRecordPDB20Writer::SetTimestampAndAge(
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time_t timestamp,
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uint32_t age) {
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DCHECK_EQ(state(), kStateMutable);
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internal::MinidumpWriterUtil::AssignTimeT(&codeview_record()->timestamp,
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timestamp);
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codeview_record()->age = age;
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}
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template class internal::MinidumpModuleCodeViewRecordPDBLinkWriter<
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MinidumpModuleCodeViewRecordPDB70>;
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MinidumpModuleCodeViewRecordPDB70Writer::
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~MinidumpModuleCodeViewRecordPDB70Writer() {
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}
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MinidumpModuleMiscDebugRecordWriter::MinidumpModuleMiscDebugRecordWriter()
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: internal::MinidumpWritable(),
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image_debug_misc_(),
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data_(),
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data_utf16_() {
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}
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void MinidumpModuleMiscDebugRecordWriter::SetData(const std::string& data,
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bool utf16) {
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DCHECK_EQ(state(), kStateMutable);
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if (!utf16) {
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data_utf16_.clear();
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image_debug_misc_.Unicode = 0;
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data_ = data;
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} else {
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data_.clear();
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image_debug_misc_.Unicode = 1;
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data_utf16_ = internal::MinidumpWriterUtil::ConvertUTF8ToUTF16(data);
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}
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}
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bool MinidumpModuleMiscDebugRecordWriter::Freeze() {
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DCHECK_EQ(state(), kStateMutable);
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if (!MinidumpWritable::Freeze()) {
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return false;
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}
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// NUL-terminate.
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if (!image_debug_misc_.Unicode) {
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DCHECK(data_utf16_.empty());
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image_debug_misc_.Length = offsetof(typeof(image_debug_misc_), Data) +
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(data_.size() + 1) * sizeof(data_[0]);
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} else {
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DCHECK(data_.empty());
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image_debug_misc_.Length =
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offsetof(typeof(image_debug_misc_), Data) +
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(data_utf16_.size() + 1) * sizeof(data_utf16_[0]);
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}
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return true;
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}
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size_t MinidumpModuleMiscDebugRecordWriter::SizeOfObject() {
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DCHECK_GE(state(), kStateFrozen);
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return image_debug_misc_.Length;
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}
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bool MinidumpModuleMiscDebugRecordWriter::WriteObject(
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FileWriterInterface* file_writer) {
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DCHECK_EQ(state(), kStateWritable);
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const size_t base_length = offsetof(typeof(image_debug_misc_), Data);
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WritableIoVec iov;
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iov.iov_base = &image_debug_misc_;
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iov.iov_len = base_length;
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std::vector<WritableIoVec> iovecs(1, iov);
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if (!image_debug_misc_.Unicode) {
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DCHECK(data_utf16_.empty());
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iov.iov_base = &data_[0];
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} else {
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DCHECK(data_.empty());
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iov.iov_base = &data_utf16_[0];
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}
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iov.iov_len = image_debug_misc_.Length - base_length;
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iovecs.push_back(iov);
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return file_writer->WriteIoVec(&iovecs);
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}
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MinidumpModuleWriter::MinidumpModuleWriter()
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: MinidumpWritable(),
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module_(),
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name_(),
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codeview_record_(nullptr),
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misc_debug_record_(nullptr) {
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module_.VersionInfo.dwSignature = VS_FFI_SIGNATURE;
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module_.VersionInfo.dwStrucVersion = VS_FFI_STRUCVERSION;
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}
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MinidumpModuleWriter::~MinidumpModuleWriter() {
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}
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const MINIDUMP_MODULE* MinidumpModuleWriter::MinidumpModule() const {
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DCHECK_EQ(state(), kStateWritable);
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return &module_;
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}
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void MinidumpModuleWriter::SetName(const std::string& name) {
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DCHECK_EQ(state(), kStateMutable);
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if (!name_) {
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name_.reset(new internal::MinidumpUTF16StringWriter());
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}
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name_->SetUTF8(name);
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}
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void MinidumpModuleWriter::SetCodeViewRecord(
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MinidumpModuleCodeViewRecordWriter* codeview_record) {
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DCHECK_EQ(state(), kStateMutable);
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codeview_record_ = codeview_record;
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}
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void MinidumpModuleWriter::SetMiscDebugRecord(
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MinidumpModuleMiscDebugRecordWriter* misc_debug_record) {
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DCHECK_EQ(state(), kStateMutable);
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misc_debug_record_ = misc_debug_record;
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}
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void MinidumpModuleWriter::SetTimestamp(time_t timestamp) {
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DCHECK_EQ(state(), kStateMutable);
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internal::MinidumpWriterUtil::AssignTimeT(&module_.TimeDateStamp, timestamp);
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}
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void MinidumpModuleWriter::SetFileVersion(uint16_t version_0,
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uint16_t version_1,
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uint16_t version_2,
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uint16_t version_3) {
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DCHECK_EQ(state(), kStateMutable);
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module_.VersionInfo.dwFileVersionMS =
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(static_cast<uint32_t>(version_0) << 16) | version_1;
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module_.VersionInfo.dwFileVersionLS =
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(static_cast<uint32_t>(version_2) << 16) | version_3;
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}
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void MinidumpModuleWriter::SetProductVersion(uint16_t version_0,
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uint16_t version_1,
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uint16_t version_2,
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uint16_t version_3) {
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DCHECK_EQ(state(), kStateMutable);
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module_.VersionInfo.dwProductVersionMS =
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(static_cast<uint32_t>(version_0) << 16) | version_1;
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module_.VersionInfo.dwProductVersionLS =
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(static_cast<uint32_t>(version_2) << 16) | version_3;
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}
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void MinidumpModuleWriter::SetFileFlagsAndMask(uint32_t file_flags,
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uint32_t file_flags_mask) {
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DCHECK_EQ(state(), kStateMutable);
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DCHECK_EQ(file_flags & ~file_flags_mask, 0u);
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module_.VersionInfo.dwFileFlags = file_flags;
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module_.VersionInfo.dwFileFlagsMask = file_flags_mask;
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}
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bool MinidumpModuleWriter::Freeze() {
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DCHECK_EQ(state(), kStateMutable);
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CHECK(name_);
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if (!MinidumpWritable::Freeze()) {
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return false;
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}
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name_->RegisterRVA(&module_.ModuleNameRva);
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if (codeview_record_) {
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codeview_record_->RegisterLocationDescriptor(&module_.CvRecord);
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}
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if (misc_debug_record_) {
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misc_debug_record_->RegisterLocationDescriptor(&module_.MiscRecord);
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}
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return true;
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}
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size_t MinidumpModuleWriter::SizeOfObject() {
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DCHECK_GE(state(), kStateFrozen);
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// This object doesn’t directly write anything itself. Its MINIDUMP_MODULE is
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// written by its parent as part of a MINIDUMP_MODULE_LIST, and its children
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// are responsible for writing themselves.
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return 0;
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}
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std::vector<internal::MinidumpWritable*> MinidumpModuleWriter::Children() {
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DCHECK_GE(state(), kStateFrozen);
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DCHECK(name_);
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std::vector<MinidumpWritable*> children;
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children.push_back(name_.get());
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if (codeview_record_) {
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children.push_back(codeview_record_);
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}
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if (misc_debug_record_) {
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children.push_back(misc_debug_record_);
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}
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return children;
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}
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bool MinidumpModuleWriter::WriteObject(FileWriterInterface* file_writer) {
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DCHECK_EQ(state(), kStateWritable);
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// This object doesn’t directly write anything itself. Its MINIDUMP_MODULE is
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// written by its parent as part of a MINIDUMP_MODULE_LIST, and its children
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// are responsible for writing themselves.
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return true;
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}
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MinidumpModuleListWriter::MinidumpModuleListWriter()
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: MinidumpStreamWriter(), module_list_base_(), modules_() {
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}
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MinidumpModuleListWriter::~MinidumpModuleListWriter() {
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}
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void MinidumpModuleListWriter::AddModule(MinidumpModuleWriter* module) {
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DCHECK_EQ(state(), kStateMutable);
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modules_.push_back(module);
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}
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bool MinidumpModuleListWriter::Freeze() {
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DCHECK_EQ(state(), kStateMutable);
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if (!MinidumpStreamWriter::Freeze()) {
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return false;
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}
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size_t module_count = modules_.size();
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if (!AssignIfInRange(&module_list_base_.NumberOfModules, module_count)) {
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LOG(ERROR) << "module_count " << module_count << " out of range";
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return false;
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}
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return true;
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}
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size_t MinidumpModuleListWriter::SizeOfObject() {
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DCHECK_GE(state(), kStateFrozen);
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return sizeof(module_list_base_) + modules_.size() * sizeof(MINIDUMP_MODULE);
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}
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std::vector<internal::MinidumpWritable*> MinidumpModuleListWriter::Children() {
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DCHECK_GE(state(), kStateFrozen);
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std::vector<MinidumpWritable*> children;
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for (MinidumpModuleWriter* module : modules_) {
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children.push_back(module);
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}
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return children;
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}
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bool MinidumpModuleListWriter::WriteObject(FileWriterInterface* file_writer) {
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DCHECK_EQ(state(), kStateWritable);
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WritableIoVec iov;
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iov.iov_base = &module_list_base_;
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iov.iov_len = sizeof(module_list_base_);
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std::vector<WritableIoVec> iovecs(1, iov);
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for (const MinidumpModuleWriter* module : modules_) {
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iov.iov_base = module->MinidumpModule();
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iov.iov_len = sizeof(MINIDUMP_MODULE);
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iovecs.push_back(iov);
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}
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return file_writer->WriteIoVec(&iovecs);
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}
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MinidumpStreamType MinidumpModuleListWriter::StreamType() const {
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return kMinidumpStreamTypeModuleList;
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}
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} // namespace crashpad
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