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40b931bd8e
the Snapshot family. For the time being, only ProcessSnapshotMinidump::AnnotationsSimpleMap() is implemented. In order to complete the initial uploader for Crashpad, ModuleSnapshotMinidump::AnnotationsSimpleMap() is also needed, to be accessed by ProcessSnapshotMinidump::Modules(). TEST=snapshot_test ProcessSnapshotMinidump.* R=rsesek@chromium.org Review URL: https://codereview.chromium.org/932153003
90 lines
2.6 KiB
C++
90 lines
2.6 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 "snapshot/minidump/minidump_simple_string_dictionary_reader.h"
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#include <vector>
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#include <utility>
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#include "base/logging.h"
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#include "minidump/minidump_extensions.h"
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#include "snapshot/minidump/minidump_string_reader.h"
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namespace crashpad {
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namespace internal {
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bool ReadMinidumpSimpleStringDictionary(
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FileReaderInterface* file_reader,
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const MINIDUMP_LOCATION_DESCRIPTOR& location,
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std::map<std::string, std::string>* dictionary) {
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if (location.Rva == 0) {
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dictionary->clear();
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return true;
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}
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if (location.DataSize < sizeof(MinidumpSimpleStringDictionary)) {
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LOG(ERROR) << "simple_string_dictionary size mismatch";
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return false;
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}
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if (!file_reader->SeekSet(location.Rva)) {
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return false;
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}
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uint32_t entry_count;
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if (!file_reader->ReadExactly(&entry_count, sizeof(entry_count))) {
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return false;
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}
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if (location.DataSize !=
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entry_count * sizeof(MinidumpSimpleStringDictionaryEntry)) {
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LOG(ERROR) << "simple_string_dictionary size mismatch";
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return false;
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}
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std::vector<MinidumpSimpleStringDictionaryEntry> entries(entry_count);
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if (!file_reader->ReadExactly(&entries[0],
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entry_count * sizeof(entries[0]))) {
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return false;
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}
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std::map<std::string, std::string> local_dictionary;
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for (const MinidumpSimpleStringDictionaryEntry& entry : entries) {
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std::string key;
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if (!ReadMinidumpUTF8String(file_reader, entry.key, &key)) {
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// Not a hard error, keep trying.
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continue;
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}
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std::string value;
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if (!ReadMinidumpUTF8String(file_reader, entry.value, &value)) {
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// Not a hard error, keep trying.
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continue;
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}
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if (local_dictionary.find(key) != local_dictionary.end()) {
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LOG(WARNING) << "duplicate key " << key << ", discarding value " << value;
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continue;
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}
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local_dictionary.insert(std::make_pair(key, value));
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}
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dictionary->swap(local_dictionary);
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return true;
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}
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} // namespace internal
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} // namespace crashpad
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