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100 lines
3.9 KiB
C++
100 lines
3.9 KiB
C++
// Copyright 2014 Google LLC
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Google LLC nor the names of its
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// microdump_processor.cc: A microdump processor.
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//
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// See microdump_processor.h for documentation.
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#ifdef HAVE_CONFIG_H
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#include <config.h> // Must come first
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#endif
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#include "google_breakpad/processor/microdump_processor.h"
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#include <assert.h>
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#include <string>
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#include "common/using_std_string.h"
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#include "google_breakpad/processor/call_stack.h"
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#include "google_breakpad/processor/microdump.h"
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#include "google_breakpad/processor/process_state.h"
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#include "google_breakpad/processor/stackwalker.h"
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#include "google_breakpad/processor/stack_frame_symbolizer.h"
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#include "processor/logging.h"
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namespace google_breakpad {
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MicrodumpProcessor::MicrodumpProcessor(StackFrameSymbolizer* frame_symbolizer)
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: frame_symbolizer_(frame_symbolizer) {
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assert(frame_symbolizer);
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}
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MicrodumpProcessor::~MicrodumpProcessor() {}
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ProcessResult MicrodumpProcessor::Process(Microdump *microdump,
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ProcessState* process_state) {
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assert(process_state);
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process_state->Clear();
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process_state->modules_ = microdump->GetModules()->Copy();
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scoped_ptr<Stackwalker> stackwalker(
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Stackwalker::StackwalkerForCPU(
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&process_state->system_info_,
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microdump->GetContext(),
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microdump->GetMemory(),
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process_state->modules_,
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/* unloaded_modules= */ NULL,
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frame_symbolizer_));
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scoped_ptr<CallStack> stack(new CallStack());
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if (stackwalker.get()) {
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if (!stackwalker->Walk(stack.get(),
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&process_state->modules_without_symbols_,
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&process_state->modules_with_corrupt_symbols_)) {
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BPLOG(INFO) << "Processing was interrupted.";
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return PROCESS_SYMBOL_SUPPLIER_INTERRUPTED;
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}
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} else {
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BPLOG(ERROR) << "No stackwalker found for microdump.";
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return PROCESS_ERROR_NO_THREAD_LIST;
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}
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process_state->threads_.push_back(stack.release());
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process_state->thread_memory_regions_.push_back(microdump->GetMemory());
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process_state->crashed_ = true;
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process_state->requesting_thread_ = 0;
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process_state->system_info_ = *microdump->GetSystemInfo();
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process_state->crash_reason_ = microdump->GetCrashReason();
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process_state->crash_address_ = microdump->GetCrashAddress();
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return PROCESS_OK;
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}
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} // namespace google_breakpad
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