diff options
Diffstat (limited to 'externals/breakpad/src/processor/microdump_processor.cc')
-rw-r--r-- | externals/breakpad/src/processor/microdump_processor.cc | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/externals/breakpad/src/processor/microdump_processor.cc b/externals/breakpad/src/processor/microdump_processor.cc new file mode 100644 index 0000000000..3c25d5cf07 --- /dev/null +++ b/externals/breakpad/src/processor/microdump_processor.cc @@ -0,0 +1,100 @@ +// Copyright 2014 Google LLC +// +// Redistribution and use in source and binary forms, with or without +// modification, are permitted provided that the following conditions are +// met: +// +// * Redistributions of source code must retain the above copyright +// notice, this list of conditions and the following disclaimer. +// * Redistributions in binary form must reproduce the above +// copyright notice, this list of conditions and the following disclaimer +// in the documentation and/or other materials provided with the +// distribution. +// * Neither the name of Google LLC nor the names of its +// contributors may be used to endorse or promote products derived from +// this software without specific prior written permission. +// +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +// microdump_processor.cc: A microdump processor. +// +// See microdump_processor.h for documentation. + +#ifdef HAVE_CONFIG_H +#include <config.h> // Must come first +#endif + +#include "google_breakpad/processor/microdump_processor.h" + +#include <assert.h> + +#include <string> + +#include "common/using_std_string.h" +#include "google_breakpad/processor/call_stack.h" +#include "google_breakpad/processor/microdump.h" +#include "google_breakpad/processor/process_state.h" +#include "google_breakpad/processor/stackwalker.h" +#include "google_breakpad/processor/stack_frame_symbolizer.h" +#include "processor/logging.h" + +namespace google_breakpad { + +MicrodumpProcessor::MicrodumpProcessor(StackFrameSymbolizer* frame_symbolizer) + : frame_symbolizer_(frame_symbolizer) { + assert(frame_symbolizer); +} + +MicrodumpProcessor::~MicrodumpProcessor() {} + +ProcessResult MicrodumpProcessor::Process(Microdump *microdump, + ProcessState* process_state) { + assert(process_state); + + process_state->Clear(); + + process_state->modules_ = microdump->GetModules()->Copy(); + scoped_ptr<Stackwalker> stackwalker( + Stackwalker::StackwalkerForCPU( + &process_state->system_info_, + microdump->GetContext(), + microdump->GetMemory(), + process_state->modules_, + /* unloaded_modules= */ NULL, + frame_symbolizer_)); + + scoped_ptr<CallStack> stack(new CallStack()); + if (stackwalker.get()) { + if (!stackwalker->Walk(stack.get(), + &process_state->modules_without_symbols_, + &process_state->modules_with_corrupt_symbols_)) { + BPLOG(INFO) << "Processing was interrupted."; + return PROCESS_SYMBOL_SUPPLIER_INTERRUPTED; + } + } else { + BPLOG(ERROR) << "No stackwalker found for microdump."; + return PROCESS_ERROR_NO_THREAD_LIST; + } + + process_state->threads_.push_back(stack.release()); + process_state->thread_memory_regions_.push_back(microdump->GetMemory()); + process_state->crashed_ = true; + process_state->requesting_thread_ = 0; + process_state->system_info_ = *microdump->GetSystemInfo(); + process_state->crash_reason_ = microdump->GetCrashReason(); + process_state->crash_address_ = microdump->GetCrashAddress(); + + return PROCESS_OK; +} + +} // namespace google_breakpad |