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30 // process_state.h: A snapshot of a process, in a fully-digested state.
32 // Author: Mark Mentovai
34 #ifndef GOOGLE_BREAKPAD_PROCESSOR_PROCESS_STATE_H__
35 #define GOOGLE_BREAKPAD_PROCESSOR_PROCESS_STATE_H__
40 #include "common/using_std_string.h"
41 #include "google_breakpad/common/breakpad_types.h"
42 #include "google_breakpad/processor/system_info.h"
43 #include "google_breakpad/processor/minidump.h"
45 namespace google_breakpad {
52 enum ExploitabilityRating {
53 EXPLOITABILITY_HIGH, // The crash likely represents
54 // a exploitable memory corruption
57 EXPLOITABILITY_MEDIUM, // The crash appears to corrupt
58 // memory in a way which may be
59 // exploitable in some situations.
61 EXPLOITABLITY_MEDIUM = EXPLOITABILITY_MEDIUM, // an old misspelling
63 EXPLOITABILITY_LOW, // The crash either does not corrupt
64 // memory directly or control over
65 // the affected data is limited. The
66 // issue may still be exploitable
67 // on certain platforms or situations.
69 EXPLOITABILITY_INTERESTING, // The crash does not appear to be
70 // directly exploitable. However it
71 // represents a condition which should
72 // be further analyzed.
74 EXPLOITABILITY_NONE, // The crash does not appear to represent
75 // an exploitable condition.
77 EXPLOITABILITY_NOT_ANALYZED, // The crash was not analyzed for
78 // exploitability because the engine
81 EXPLOITABILITY_ERR_NOENGINE, // The supplied minidump's platform does
82 // not have a exploitability engine
83 // associated with it.
85 EXPLOITABILITY_ERR_PROCESSING // An error occured within the
86 // exploitability engine and no rating
92 ProcessState() : modules_(NULL) { Clear(); }
95 // Resets the ProcessState to its default values
98 // Accessors. See the data declarations below.
99 uint32_t time_date_stamp() const { return time_date_stamp_; }
100 bool crashed() const { return crashed_; }
101 string crash_reason() const { return crash_reason_; }
102 uint64_t crash_address() const { return crash_address_; }
103 string assertion() const { return assertion_; }
104 int requesting_thread() const { return requesting_thread_; }
105 const vector<CallStack*>* threads() const { return &threads_; }
106 const vector<MemoryRegion*>* thread_memory_regions() const {
107 return &thread_memory_regions_;
109 const SystemInfo* system_info() const { return &system_info_; }
110 const CodeModules* modules() const { return modules_; }
111 const vector<const CodeModule*>* modules_without_symbols() const {
112 return &modules_without_symbols_;
114 const vector<const CodeModule*>* modules_with_corrupt_symbols() const {
115 return &modules_with_corrupt_symbols_;
117 ExploitabilityRating exploitability() const { return exploitability_; }
120 // MinidumpProcessor is responsible for building ProcessState objects.
121 friend class MinidumpProcessor;
123 // The time-date stamp of the minidump (time_t format)
124 uint32_t time_date_stamp_;
126 // True if the process crashed, false if the dump was produced outside
127 // of an exception handler.
130 // If the process crashed, the type of crash. OS- and possibly CPU-
131 // specific. For example, "EXCEPTION_ACCESS_VIOLATION" (Windows),
132 // "EXC_BAD_ACCESS / KERN_INVALID_ADDRESS" (Mac OS X), "SIGSEGV"
134 string crash_reason_;
136 // If the process crashed, and if crash_reason implicates memory,
137 // the memory address that caused the crash. For data access errors,
138 // this will be the data address that caused the fault. For code errors,
139 // this will be the address of the instruction that caused the fault.
140 uint64_t crash_address_;
142 // If there was an assertion that was hit, a textual representation
143 // of that assertion, possibly including the file and line at which
147 // The index of the thread that requested a dump be written in the
148 // threads vector. If a dump was produced as a result of a crash, this
149 // will point to the thread that crashed. If the dump was produced as
150 // by user code without crashing, and the dump contains extended Breakpad
151 // information, this will point to the thread that requested the dump.
152 // If the dump was not produced as a result of an exception and no
153 // extended Breakpad information is present, this field will be set to -1,
154 // indicating that the dump thread is not available.
155 int requesting_thread_;
157 // Stacks for each thread (except possibly the exception handler
158 // thread) at the time of the crash.
159 vector<CallStack*> threads_;
160 vector<MemoryRegion*> thread_memory_regions_;
162 // OS and CPU information.
163 SystemInfo system_info_;
165 // The modules that were loaded into the process represented by the
167 const CodeModules *modules_;
169 // The modules that didn't have symbols when the report was processed.
170 vector<const CodeModule*> modules_without_symbols_;
172 // The modules that had corrupt symbols when the report was processed.
173 vector<const CodeModule*> modules_with_corrupt_symbols_;
175 // The exploitability rating as determined by the exploitability
176 // engine. When the exploitability engine is not enabled this
177 // defaults to EXPLOITABILITY_NONE.
178 ExploitabilityRating exploitability_;
181 } // namespace google_breakpad
183 #endif // GOOGLE_BREAKPAD_PROCESSOR_PROCESS_STATE_H__