Update Crashpad to badfacccee01895719d2aeb3ac50f64854abf10c

third_party/crashpad/crashpad/minidump/minidump_unloaded_module_writer.cc

Index: third_party/crashpad/crashpad/minidump/minidump_unloaded_module_writer.cc
diff --git a/third_party/crashpad/crashpad/minidump/minidump_unloaded_module_writer.cc b/third_party/crashpad/crashpad/minidump/minidump_unloaded_module_writer.cc
new file mode 100644
index 0000000000000000000000000000000000000000..7a520ba772e291e3597a1843dcd38b67a9caa0fd
--- /dev/null
+++ b/third_party/crashpad/crashpad/minidump/minidump_unloaded_module_writer.cc
@@ -0,0 +1,203 @@
+// Copyright 2016 The Crashpad Authors. All rights reserved.
+//
+// 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_unloaded_module_writer.h"
+
+#include <limits>
+
+#include "minidump/minidump_writer_util.h"
+#include "util/file/file_writer.h"
+#include "util/numeric/in_range_cast.h"
+#include "util/numeric/safe_assignment.h"
+
+namespace crashpad {
+
+MinidumpUnloadedModuleWriter::MinidumpUnloadedModuleWriter()
+    : MinidumpWritable(), unloaded_module_(), name_() {}
+
+MinidumpUnloadedModuleWriter::~MinidumpUnloadedModuleWriter() {
+}
+
+void MinidumpUnloadedModuleWriter::InitializeFromSnapshot(
+    const UnloadedModuleSnapshot& unloaded_module_snapshot) {
+  DCHECK_EQ(state(), kStateMutable);
+  DCHECK(!name_);
+
+  SetName(unloaded_module_snapshot.Name());
+
+  SetImageBaseAddress(unloaded_module_snapshot.Address());
+  SetImageSize(InRangeCast<uint32_t>(unloaded_module_snapshot.Size(),
+                                     std::numeric_limits<uint32_t>::max()));
+  SetTimestamp(unloaded_module_snapshot.Timestamp());
+  SetChecksum(unloaded_module_snapshot.Checksum());
+}
+
+const MINIDUMP_UNLOADED_MODULE*
+MinidumpUnloadedModuleWriter::MinidumpUnloadedModule() const {
+  DCHECK_EQ(state(), kStateWritable);
+
+  return &unloaded_module_;
+}
+
+void MinidumpUnloadedModuleWriter::SetName(const std::string& name) {
+  DCHECK_EQ(state(), kStateMutable);
+
+  if (!name_) {
+    name_.reset(new internal::MinidumpUTF16StringWriter());
+  }
+  name_->SetUTF8(name);
+}
+
+void MinidumpUnloadedModuleWriter::SetTimestamp(time_t timestamp) {
+  DCHECK_EQ(state(), kStateMutable);
+
+  internal::MinidumpWriterUtil::AssignTimeT(&unloaded_module_.TimeDateStamp,
+                                            timestamp);
+}
+
+bool MinidumpUnloadedModuleWriter::Freeze() {
+  DCHECK_EQ(state(), kStateMutable);
+  CHECK(name_);
+
+  if (!MinidumpWritable::Freeze()) {
+    return false;
+  }
+
+  name_->RegisterRVA(&unloaded_module_.ModuleNameRva);
+
+  return true;
+}
+
+size_t MinidumpUnloadedModuleWriter::SizeOfObject() {
+  DCHECK_GE(state(), kStateFrozen);
+
+  // This object doesn’t directly write anything itself. Its
+  // MINIDUMP_UNLOADED_MODULE is written by its parent as part of a
+  // MINIDUMP_UNLOADED_MODULE_LIST, and its children are responsible for writing
+  // themselves.
+  return 0;
+}
+
+std::vector<internal::MinidumpWritable*>
+MinidumpUnloadedModuleWriter::Children() {
+  DCHECK_GE(state(), kStateFrozen);
+  DCHECK(name_);
+
+  std::vector<MinidumpWritable*> children(1, name_.get());
+  return children;
+}
+
+bool MinidumpUnloadedModuleWriter::WriteObject(
+    FileWriterInterface* file_writer) {
+  DCHECK_EQ(state(), kStateWritable);
+
+  // This object doesn’t directly write anything itself. Its
+  // MINIDUMP_UNLOADED_MODULE is written by its parent as part of a
+  // MINIDUMP_UNLOADED_MODULE_LIST, and its children are responsible for writing
+  // themselves.
+  return true;
+}
+
+MinidumpUnloadedModuleListWriter::MinidumpUnloadedModuleListWriter()
+    : MinidumpStreamWriter(),
+      unloaded_modules_(),
+      unloaded_module_list_base_() {}
+
+MinidumpUnloadedModuleListWriter::~MinidumpUnloadedModuleListWriter() {
+}
+
+void MinidumpUnloadedModuleListWriter::InitializeFromSnapshot(
+    const std::vector<UnloadedModuleSnapshot>& unloaded_module_snapshots) {
+  DCHECK_EQ(state(), kStateMutable);
+  DCHECK(unloaded_modules_.empty());
+
+  for (auto unloaded_module_snapshot : unloaded_module_snapshots) {
+    auto unloaded_module = make_scoped_ptr(new MinidumpUnloadedModuleWriter());
+    unloaded_module->InitializeFromSnapshot(unloaded_module_snapshot);
+    AddUnloadedModule(std::move(unloaded_module));
+  }
+}
+
+void MinidumpUnloadedModuleListWriter::AddUnloadedModule(
+    scoped_ptr<MinidumpUnloadedModuleWriter> unloaded_module) {
+  DCHECK_EQ(state(), kStateMutable);
+
+  unloaded_modules_.push_back(unloaded_module.release());
+}
+
+bool MinidumpUnloadedModuleListWriter::Freeze() {
+  DCHECK_EQ(state(), kStateMutable);
+
+  if (!MinidumpStreamWriter::Freeze()) {
+    return false;
+  }
+
+  unloaded_module_list_base_.SizeOfHeader =
+      sizeof(MINIDUMP_UNLOADED_MODULE_LIST);
+  unloaded_module_list_base_.SizeOfEntry = sizeof(MINIDUMP_UNLOADED_MODULE);
+
+  size_t unloaded_module_count = unloaded_modules_.size();
+  if (!AssignIfInRange(&unloaded_module_list_base_.NumberOfEntries,
+                       unloaded_module_count)) {
+    LOG(ERROR) << "unloaded_module_count " << unloaded_module_count
+               << " out of range";
+    return false;
+  }
+
+  return true;
+}
+
+size_t MinidumpUnloadedModuleListWriter::SizeOfObject() {
+  DCHECK_GE(state(), kStateFrozen);
+
+  return sizeof(unloaded_module_list_base_) +
+         unloaded_modules_.size() * sizeof(MINIDUMP_UNLOADED_MODULE);
+}
+
+std::vector<internal::MinidumpWritable*>
+MinidumpUnloadedModuleListWriter::Children() {
+  DCHECK_GE(state(), kStateFrozen);
+
+  std::vector<MinidumpWritable*> children;
+  for (MinidumpUnloadedModuleWriter* unloaded_module : unloaded_modules_) {
+    children.push_back(unloaded_module);
+  }
+
+  return children;
+}
+
+bool MinidumpUnloadedModuleListWriter::WriteObject(
+    FileWriterInterface* file_writer) {
+  DCHECK_EQ(state(), kStateWritable);
+
+  WritableIoVec iov;
+  iov.iov_base = &unloaded_module_list_base_;
+  iov.iov_len = sizeof(unloaded_module_list_base_);
+  std::vector<WritableIoVec> iovecs(1, iov);
+
+  for (const MinidumpUnloadedModuleWriter* unloaded_module :
+       unloaded_modules_) {
+    iov.iov_base = unloaded_module->MinidumpUnloadedModule();
+    iov.iov_len = sizeof(MINIDUMP_UNLOADED_MODULE);
+    iovecs.push_back(iov);
+  }
+
+  return file_writer->WriteIoVec(&iovecs);
+}
+
+MinidumpStreamType MinidumpUnloadedModuleListWriter::StreamType() const {
+  return kMinidumpStreamTypeUnloadedModuleList;
+}
+
+}  // namespace crashpad