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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.
-
-#ifndef GOOGLE_BREAKPAD_PROCESSOR_MINIDUMP_PROCESSOR_H__
-#define GOOGLE_BREAKPAD_PROCESSOR_MINIDUMP_PROCESSOR_H__
-
-#include <assert.h>
-#include <string>
-
-#include "common/using_std_string.h"
-#include "google_breakpad/common/breakpad_types.h"
-#include "google_breakpad/processor/process_result.h"
-
-namespace google_breakpad {
-
-class Minidump;
-class ProcessState;
-class StackFrameSymbolizer;
-class SourceLineResolverInterface;
-class SymbolSupplier;
-struct SystemInfo;
-
-class MinidumpProcessor {
- public:
- // Initializes this MinidumpProcessor. supplier should be an
- // implementation of the SymbolSupplier abstract base class.
- MinidumpProcessor(SymbolSupplier* supplier,
- SourceLineResolverInterface* resolver);
-
- // Initializes the MinidumpProcessor with the option of
- // enabling the exploitability framework to analyze dumps
- // for probable security relevance.
- MinidumpProcessor(SymbolSupplier* supplier,
- SourceLineResolverInterface* resolver,
- bool enable_exploitability);
-
- // Initializes the MinidumpProcessor with source line resolver helper, and
- // the option of enabling the exploitability framework to analyze dumps
- // for probable security relevance.
- // Does not take ownership of resolver_helper, which must NOT be NULL.
- MinidumpProcessor(StackFrameSymbolizer* stack_frame_symbolizer,
- bool enable_exploitability);
-
- ~MinidumpProcessor();
-
- // Processes the minidump file and fills process_state with the result.
- ProcessResult Process(const string &minidump_file,
- ProcessState* process_state);
-
- // Processes the minidump structure and fills process_state with the
- // result.
- ProcessResult Process(Minidump* minidump,
- ProcessState* process_state);
- // Populates the cpu_* fields of the |info| parameter with textual
- // representations of the CPU type that the minidump in |dump| was
- // produced on. Returns false if this information is not available in
- // the minidump.
- static bool GetCPUInfo(Minidump* dump, SystemInfo* info);
-
- // Populates the os_* fields of the |info| parameter with textual
- // representations of the operating system that the minidump in |dump|
- // was produced on. Returns false if this information is not available in
- // the minidump.
- static bool GetOSInfo(Minidump* dump, SystemInfo* info);
-
- // Populates the |process_create_time| parameter with the create time of the
- // crashed process. Returns false if this information is not available in
- // the minidump |dump|.
- static bool GetProcessCreateTime(Minidump* dump,
- uint32_t* process_create_time);
-
- // Returns a textual representation of the reason that a crash occurred,
- // if the minidump in dump was produced as a result of a crash. Returns
- // an empty string if this information cannot be determined. If address
- // is non-NULL, it will be set to contain the address that caused the
- // exception, if this information is available. This will be a code
- // address when the crash was caused by problems such as illegal
- // instructions or divisions by zero, or a data address when the crash
- // was caused by a memory access violation.
- static string GetCrashReason(Minidump* dump, uint64_t* address);
-
- // This function returns true if the passed-in error code is
- // something unrecoverable(i.e. retry should not happen). For
- // instance, if the minidump is corrupt, then it makes no sense to
- // retry as we won't be able to glean additional information.
- // However, as an example of the other case, the symbol supplier can
- // return an error code indicating it was 'interrupted', which can
- // happen of the symbols are fetched from a remote store, and a
- // retry might be successful later on.
- // You should not call this method with PROCESS_OK! Test for
- // that separately before calling this.
- static bool IsErrorUnrecoverable(ProcessResult p) {
- assert(p != PROCESS_OK);
- return (p != PROCESS_SYMBOL_SUPPLIER_INTERRUPTED);
- }
-
- // Returns a textual representation of an assertion included
- // in the minidump. Returns an empty string if this information
- // does not exist or cannot be determined.
- static string GetAssertion(Minidump* dump);
-
- void set_enable_objdump(bool enabled) { enable_objdump_ = enabled; }
-
- private:
- StackFrameSymbolizer* frame_symbolizer_;
- // Indicate whether resolver_helper_ is owned by this instance.
- bool own_frame_symbolizer_;
-
- // This flag enables the exploitability scanner which attempts to
- // guess how likely it is that the crash represents an exploitable
- // memory corruption issue.
- bool enable_exploitability_;
-
- // This flag permits the exploitability scanner to shell out to objdump
- // for purposes of disassembly.
- bool enable_objdump_;
-};
-
-} // namespace google_breakpad
-
-#endif // GOOGLE_BREAKPAD_PROCESSOR_MINIDUMP_PROCESSOR_H__