1 // Copyright (c) 2010 Google Inc.
2 // All rights reserved.
3 //
4 // Redistribution and use in source and binary forms, with or without
5 // modification, are permitted provided that the following conditions are
6 // met:
7 //
8 //     * Redistributions of source code must retain the above copyright
9 // notice, this list of conditions and the following disclaimer.
10 //     * Redistributions in binary form must reproduce the above
11 // copyright notice, this list of conditions and the following disclaimer
12 // in the documentation and/or other materials provided with the
13 // distribution.
14 //     * Neither the name of Google Inc. nor the names of its
15 // contributors may be used to endorse or promote products derived from
16 // this software without specific prior written permission.
17 //
18 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 
30 // exploitability_engine.h: Generic exploitability engine.
31 //
32 // The Exploitability class is an abstract base class providing common
33 // generic methods that apply to exploitability engines for specific platforms.
34 // Specific implementations will extend this class by providing run
35 // methods to fill in the exploitability_ enumeration of the ProcessState
36 // for a crash.
37 //
38 // Author: Cris Neckar
39 
40 #ifndef GOOGLE_BREAKPAD_PROCESSOR_EXPLOITABILITY_H_
41 #define GOOGLE_BREAKPAD_PROCESSOR_EXPLOITABILITY_H_
42 
43 #include "google_breakpad/common/breakpad_types.h"
44 #include "google_breakpad/processor/minidump.h"
45 #include "google_breakpad/processor/process_state.h"
46 
47 namespace google_breakpad {
48 
49 class Exploitability {
50  public:
~Exploitability()51   virtual ~Exploitability() {}
52 
53   static Exploitability *ExploitabilityForPlatform(Minidump *dump,
54                                                    ProcessState *process_state);
55 
56   ExploitabilityRating CheckExploitability();
57   bool AddressIsAscii(uint64_t);
58 
59  protected:
60   Exploitability(Minidump *dump,
61                  ProcessState *process_state);
62 
63   Minidump *dump_;
64   ProcessState *process_state_;
65   SystemInfo *system_info_;
66 
67  private:
68   virtual ExploitabilityRating CheckPlatformExploitability() = 0;
69 };
70 
71 }  // namespace google_breakpad
72 
73 #endif  // GOOGLE_BREAKPAD_PROCESSOR_EXPLOITABILITY_H_
74