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// Copyright (c) 2006, Google Inc.
// All rights reserved.
//
// 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 Inc. 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.
// minidump_stackwalk.cc: Print the stack of the exception thread from a
// minidump.
//
// Author: Mark Mentovai
#include <stdlib.h>
#include <stdio.h>
#include <string>
#include "processor/minidump.h"
#include "processor/stackwalker_x86.h"
using std::string;
using namespace google_airbag;
int main(int argc, char** argv) {
if (argc != 2) {
fprintf(stderr, "usage: %s <file>\n", argv[0]);
exit(1);
}
Minidump minidump(argv[1]);
if (!minidump.Read()) {
fprintf(stderr, "minidump.Read() failed\n");
exit(1);
}
MinidumpException* exception = minidump.GetException();
if (!exception) {
fprintf(stderr, "minidump.GetException() failed\n");
exit(1);
}
MinidumpThreadList* thread_list = minidump.GetThreadList();
if (!thread_list) {
fprintf(stderr, "minidump.GetThreadList() failed\n");
exit(1);
}
MinidumpThread* exception_thread =
thread_list->GetThreadByID(exception->GetThreadID());
if (!exception_thread) {
fprintf(stderr, "thread_list->GetThreadByID() failed\n");
exit(1);
}
MemoryRegion* stack_memory = exception_thread->GetMemory();
if (!stack_memory) {
fprintf(stderr, "exception_thread->GetStackMemory() failed\n");
exit(1);
}
MinidumpContext* context = exception->GetContext();
if (!context) {
fprintf(stderr, "exception->GetContext() failed\n");
exit(1);
}
MinidumpModuleList* modules = minidump.GetModuleList();
if (!modules) {
fprintf(stderr, "minidump.GetModuleList() failed\n");
exit(1);
}
StackwalkerX86 stackwalker = StackwalkerX86(context, stack_memory,
modules, NULL);
StackFrames stack;
stackwalker.Walk(&stack);
unsigned int index;
for (index = 0 ; index < stack.size() ; index++) {
StackFrame frame = stack.at(index);
printf("[%2d] ebp = 0x%08llx eip = 0x%08llx \"%s\" + 0x%08llx\n",
index,
frame.frame_pointer,
frame.instruction,
frame.module_base ? frame.module_name.c_str() : "0x0",
frame.instruction - frame.module_base);
}
return 0;
}
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