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30 #ifndef GOOGLE_BREAKPAD_PROCESSOR_MINIDUMP_PROCESSOR_H__
31 #define GOOGLE_BREAKPAD_PROCESSOR_MINIDUMP_PROCESSOR_H__
36 #include "common/using_std_string.h"
37 #include "google_breakpad/common/breakpad_types.h"
38 #include "google_breakpad/processor/process_result.h"
40 namespace google_breakpad {
44 class StackFrameSymbolizer;
45 class SourceLineResolverInterface;
49 class MinidumpProcessor {
51 // Initializes this MinidumpProcessor. supplier should be an
52 // implementation of the SymbolSupplier abstract base class.
53 MinidumpProcessor(SymbolSupplier* supplier,
54 SourceLineResolverInterface* resolver);
56 // Initializes the MinidumpProcessor with the option of
57 // enabling the exploitability framework to analyze dumps
58 // for probable security relevance.
59 MinidumpProcessor(SymbolSupplier* supplier,
60 SourceLineResolverInterface* resolver,
61 bool enable_exploitability);
63 // Initializes the MinidumpProcessor with source line resolver helper, and
64 // the option of enabling the exploitability framework to analyze dumps
65 // for probable security relevance.
66 // Does not take ownership of resolver_helper, which must NOT be NULL.
67 MinidumpProcessor(StackFrameSymbolizer* stack_frame_symbolizer,
68 bool enable_exploitability);
72 // Processes the minidump file and fills process_state with the result.
73 ProcessResult Process(const string &minidump_file,
74 ProcessState* process_state);
76 // Processes the minidump structure and fills process_state with the
78 ProcessResult Process(Minidump* minidump,
79 ProcessState* process_state);
80 // Populates the cpu_* fields of the |info| parameter with textual
81 // representations of the CPU type that the minidump in |dump| was
82 // produced on. Returns false if this information is not available in
84 static bool GetCPUInfo(Minidump* dump, SystemInfo* info);
86 // Populates the os_* fields of the |info| parameter with textual
87 // representations of the operating system that the minidump in |dump|
88 // was produced on. Returns false if this information is not available in
90 static bool GetOSInfo(Minidump* dump, SystemInfo* info);
92 // Returns a textual representation of the reason that a crash occurred,
93 // if the minidump in dump was produced as a result of a crash. Returns
94 // an empty string if this information cannot be determined. If address
95 // is non-NULL, it will be set to contain the address that caused the
96 // exception, if this information is available. This will be a code
97 // address when the crash was caused by problems such as illegal
98 // instructions or divisions by zero, or a data address when the crash
99 // was caused by a memory access violation.
100 static string GetCrashReason(Minidump* dump, uint64_t* address);
102 // This function returns true if the passed-in error code is
103 // something unrecoverable(i.e. retry should not happen). For
104 // instance, if the minidump is corrupt, then it makes no sense to
105 // retry as we won't be able to glean additional information.
106 // However, as an example of the other case, the symbol supplier can
107 // return an error code indicating it was 'interrupted', which can
108 // happen of the symbols are fetched from a remote store, and a
109 // retry might be successful later on.
110 // You should not call this method with PROCESS_OK! Test for
111 // that separately before calling this.
112 static bool IsErrorUnrecoverable(ProcessResult p) {
113 assert(p != PROCESS_OK);
114 return (p != PROCESS_SYMBOL_SUPPLIER_INTERRUPTED);
117 // Returns a textual representation of an assertion included
118 // in the minidump. Returns an empty string if this information
119 // does not exist or cannot be determined.
120 static string GetAssertion(Minidump* dump);
123 StackFrameSymbolizer* frame_symbolizer_;
124 // Indicate whether resolver_helper_ is owned by this instance.
125 bool own_frame_symbolizer_;
127 // This flag enables the exploitability scanner which attempts to
128 // guess how likely it is that the crash represents an exploitable
129 // memory corruption issue.
130 bool enable_exploitability_;
133 } // namespace google_breakpad
135 #endif // GOOGLE_BREAKPAD_PROCESSOR_MINIDUMP_PROCESSOR_H__