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comparison: toolkit/crashreporter/google-breakpad/src/processor/exploitability_unittest.cc
toolkit/crashreporter/google-breakpad/src/processor/exploitability_unittest.cc
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| 1 // All rights reserved. | |
| 2 // | |
| 3 // Redistribution and use in source and binary forms, with or without | |
| 4 // modification, are permitted provided that the following conditions are | |
| 5 // met: | |
| 6 // | |
| 7 // * Redistributions of source code must retain the above copyright | |
| 8 // notice, this list of conditions and the following disclaimer. | |
| 9 // * Redistributions in binary form must reproduce the above | |
| 10 // copyright notice, this list of conditions and the following disclaimer | |
| 11 // in the documentation and/or other materials provided with the | |
| 12 // distribution. | |
| 13 // * Neither the name of Google Inc. nor the names of its | |
| 14 // contributors may be used to endorse or promote products derived from | |
| 15 // this software without specific prior written permission. | |
| 16 // | |
| 17 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 18 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 19 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 20 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 21 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 22 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 23 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 24 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 25 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 26 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 27 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE// | |
| 28 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 29 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 30 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 31 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 32 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 33 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 34 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 35 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 36 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 37 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 38 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 39 | |
| 40 #include <stdlib.h> | |
| 41 #include <unistd.h> | |
| 42 | |
| 43 #include <string> | |
| 44 | |
| 45 #include "breakpad_googletest_includes.h" | |
| 46 #include "common/using_std_string.h" | |
| 47 #include "google_breakpad/processor/basic_source_line_resolver.h" | |
| 48 #include "google_breakpad/processor/call_stack.h" | |
| 49 #include "google_breakpad/processor/code_module.h" | |
| 50 #include "google_breakpad/processor/code_modules.h" | |
| 51 #include "google_breakpad/processor/minidump.h" | |
| 52 #include "google_breakpad/processor/minidump_processor.h" | |
| 53 #include "google_breakpad/processor/process_state.h" | |
| 54 #include "google_breakpad/processor/stack_frame.h" | |
| 55 #include "google_breakpad/processor/symbol_supplier.h" | |
| 56 | |
| 57 namespace google_breakpad { | |
| 58 class MockMinidump : public Minidump { | |
| 59 public: | |
| 60 MockMinidump() : Minidump("") { | |
| 61 } | |
| 62 | |
| 63 MOCK_METHOD0(Read, bool()); | |
| 64 MOCK_CONST_METHOD0(path, string()); | |
| 65 MOCK_CONST_METHOD0(header, const MDRawHeader*()); | |
| 66 MOCK_METHOD0(GetThreadList, MinidumpThreadList*()); | |
| 67 }; | |
| 68 } | |
| 69 | |
| 70 namespace { | |
| 71 | |
| 72 using google_breakpad::BasicSourceLineResolver; | |
| 73 using google_breakpad::CallStack; | |
| 74 using google_breakpad::CodeModule; | |
| 75 using google_breakpad::MinidumpProcessor; | |
| 76 using google_breakpad::MinidumpThreadList; | |
| 77 using google_breakpad::MinidumpThread; | |
| 78 using google_breakpad::MockMinidump; | |
| 79 using google_breakpad::ProcessState; | |
| 80 using google_breakpad::SymbolSupplier; | |
| 81 using google_breakpad::SystemInfo; | |
| 82 | |
| 83 class TestSymbolSupplier : public SymbolSupplier { | |
| 84 public: | |
| 85 TestSymbolSupplier() : interrupt_(false) {} | |
| 86 | |
| 87 virtual SymbolResult GetSymbolFile(const CodeModule *module, | |
| 88 const SystemInfo *system_info, | |
| 89 string *symbol_file); | |
| 90 | |
| 91 virtual SymbolResult GetSymbolFile(const CodeModule *module, | |
| 92 const SystemInfo *system_info, | |
| 93 string *symbol_file, | |
| 94 string *symbol_data); | |
| 95 | |
| 96 virtual SymbolResult GetCStringSymbolData(const CodeModule *module, | |
| 97 const SystemInfo *system_info, | |
| 98 string *symbol_file, | |
| 99 char **symbol_data); | |
| 100 | |
| 101 virtual void FreeSymbolData(const CodeModule *module) { } | |
| 102 // When set to true, causes the SymbolSupplier to return INTERRUPT | |
| 103 void set_interrupt(bool interrupt) { interrupt_ = interrupt; } | |
| 104 | |
| 105 private: | |
| 106 bool interrupt_; | |
| 107 }; | |
| 108 | |
| 109 SymbolSupplier::SymbolResult TestSymbolSupplier::GetSymbolFile( | |
| 110 const CodeModule *module, | |
| 111 const SystemInfo *system_info, | |
| 112 string *symbol_file) { | |
| 113 | |
| 114 if (interrupt_) { | |
| 115 return INTERRUPT; | |
| 116 } | |
| 117 | |
| 118 return NOT_FOUND; | |
| 119 } | |
| 120 | |
| 121 SymbolSupplier::SymbolResult TestSymbolSupplier::GetCStringSymbolData( | |
| 122 const CodeModule *module, | |
| 123 const SystemInfo *system_info, | |
| 124 string *symbol_file, | |
| 125 char **symbol_data) { | |
| 126 return GetSymbolFile(module, system_info, symbol_file); | |
| 127 } | |
| 128 | |
| 129 SymbolSupplier::SymbolResult TestSymbolSupplier::GetSymbolFile( | |
| 130 const CodeModule *module, | |
| 131 const SystemInfo *system_info, | |
| 132 string *symbol_file, | |
| 133 string *symbol_data) { | |
| 134 return GetSymbolFile(module, system_info, symbol_file); | |
| 135 } | |
| 136 | |
| 137 TEST(ExploitabilityTest, TestWindowsEngine) { | |
| 138 TestSymbolSupplier supplier; | |
| 139 BasicSourceLineResolver resolver; | |
| 140 MinidumpProcessor processor(&supplier, &resolver, true); | |
| 141 ProcessState state; | |
| 142 | |
| 143 string minidump_file = string(getenv("srcdir") ? getenv("srcdir") : ".") + | |
| 144 "/src/processor/testdata/ascii_read_av.dmp"; | |
| 145 ASSERT_EQ(processor.Process(minidump_file, &state), | |
| 146 google_breakpad::PROCESS_OK); | |
| 147 ASSERT_EQ(google_breakpad::EXPLOITABILITY_HIGH, | |
| 148 state.exploitability()); | |
| 149 | |
| 150 minidump_file = string(getenv("srcdir") ? getenv("srcdir") : ".") + | |
| 151 "/src/processor/testdata/ascii_read_av_block_write.dmp"; | |
| 152 ASSERT_EQ(processor.Process(minidump_file, &state), | |
| 153 google_breakpad::PROCESS_OK); | |
| 154 ASSERT_EQ(google_breakpad::EXPLOITABILITY_HIGH, | |
| 155 state.exploitability()); | |
| 156 | |
| 157 minidump_file = string(getenv("srcdir") ? getenv("srcdir") : ".") + | |
| 158 "/src/processor/testdata/ascii_read_av_clobber_write.dmp"; | |
| 159 ASSERT_EQ(processor.Process(minidump_file, &state), | |
| 160 google_breakpad::PROCESS_OK); | |
| 161 ASSERT_EQ(google_breakpad::EXPLOITABILITY_HIGH, | |
| 162 state.exploitability()); | |
| 163 | |
| 164 minidump_file = string(getenv("srcdir") ? getenv("srcdir") : ".") + | |
| 165 "/src/processor/testdata/ascii_read_av_conditional.dmp"; | |
| 166 ASSERT_EQ(processor.Process(minidump_file, &state), | |
| 167 google_breakpad::PROCESS_OK); | |
| 168 ASSERT_EQ(google_breakpad::EXPLOITABILITY_HIGH, | |
| 169 state.exploitability()); | |
| 170 | |
| 171 minidump_file = string(getenv("srcdir") ? getenv("srcdir") : ".") + | |
| 172 "/src/processor/testdata/ascii_read_av_then_jmp.dmp"; | |
| 173 ASSERT_EQ(processor.Process(minidump_file, &state), | |
| 174 google_breakpad::PROCESS_OK); | |
| 175 ASSERT_EQ(google_breakpad::EXPLOITABILITY_HIGH, | |
| 176 state.exploitability()); | |
| 177 | |
| 178 minidump_file = string(getenv("srcdir") ? getenv("srcdir") : ".") + | |
| 179 "/src/processor/testdata/ascii_read_av_xchg_write.dmp"; | |
| 180 ASSERT_EQ(processor.Process(minidump_file, &state), | |
| 181 google_breakpad::PROCESS_OK); | |
| 182 ASSERT_EQ(google_breakpad::EXPLOITABILITY_HIGH, | |
| 183 state.exploitability()); | |
| 184 | |
| 185 minidump_file = string(getenv("srcdir") ? getenv("srcdir") : ".") + | |
| 186 "/src/processor/testdata/ascii_write_av.dmp"; | |
| 187 ASSERT_EQ(processor.Process(minidump_file, &state), | |
| 188 google_breakpad::PROCESS_OK); | |
| 189 ASSERT_EQ(google_breakpad::EXPLOITABILITY_HIGH, | |
| 190 state.exploitability()); | |
| 191 | |
| 192 minidump_file = string(getenv("srcdir") ? getenv("srcdir") : ".") + | |
| 193 "/src/processor/testdata/ascii_write_av_arg_to_call.dmp"; | |
| 194 ASSERT_EQ(processor.Process(minidump_file, &state), | |
| 195 google_breakpad::PROCESS_OK); | |
| 196 ASSERT_EQ(google_breakpad::EXPLOITABILITY_HIGH, | |
| 197 state.exploitability()); | |
| 198 | |
| 199 minidump_file = string(getenv("srcdir") ? getenv("srcdir") : ".") + | |
| 200 "/src/processor/testdata/null_read_av.dmp"; | |
| 201 ASSERT_EQ(processor.Process(minidump_file, &state), | |
| 202 google_breakpad::PROCESS_OK); | |
| 203 ASSERT_EQ(google_breakpad::EXPLOITABILITY_NONE, | |
| 204 state.exploitability()); | |
| 205 | |
| 206 minidump_file = string(getenv("srcdir") ? getenv("srcdir") : ".") + | |
| 207 "/src/processor/testdata/null_write_av.dmp"; | |
| 208 ASSERT_EQ(processor.Process(minidump_file, &state), | |
| 209 google_breakpad::PROCESS_OK); | |
| 210 ASSERT_EQ(google_breakpad::EXPLOITABILITY_NONE, | |
| 211 state.exploitability()); | |
| 212 | |
| 213 minidump_file = string(getenv("srcdir") ? getenv("srcdir") : ".") + | |
| 214 "/src/processor/testdata/stack_exhaustion.dmp"; | |
| 215 ASSERT_EQ(processor.Process(minidump_file, &state), | |
| 216 google_breakpad::PROCESS_OK); | |
| 217 ASSERT_EQ(google_breakpad::EXPLOITABILITY_NONE, | |
| 218 state.exploitability()); | |
| 219 | |
| 220 minidump_file = string(getenv("srcdir") ? getenv("srcdir") : ".") + | |
| 221 "/src/processor/testdata/exec_av_on_stack.dmp"; | |
| 222 ASSERT_EQ(processor.Process(minidump_file, &state), | |
| 223 google_breakpad::PROCESS_OK); | |
| 224 ASSERT_EQ(google_breakpad::EXPLOITABILITY_HIGH, | |
| 225 state.exploitability()); | |
| 226 | |
| 227 minidump_file = string(getenv("srcdir") ? getenv("srcdir") : ".") + | |
| 228 "/src/processor/testdata/write_av_non_null.dmp"; | |
| 229 ASSERT_EQ(processor.Process(minidump_file, &state), | |
| 230 google_breakpad::PROCESS_OK); | |
| 231 ASSERT_EQ(google_breakpad::EXPLOITABLITY_MEDIUM, | |
| 232 state.exploitability()); | |
| 233 | |
| 234 minidump_file = string(getenv("srcdir") ? getenv("srcdir") : ".") + | |
| 235 "/src/processor/testdata/read_av_non_null.dmp"; | |
| 236 ASSERT_EQ(processor.Process(minidump_file, &state), | |
| 237 google_breakpad::PROCESS_OK); | |
| 238 ASSERT_EQ(google_breakpad::EXPLOITABILITY_LOW, | |
| 239 state.exploitability()); | |
| 240 | |
| 241 minidump_file = string(getenv("srcdir") ? getenv("srcdir") : ".") + | |
| 242 "/src/processor/testdata/read_av_clobber_write.dmp"; | |
| 243 ASSERT_EQ(processor.Process(minidump_file, &state), | |
| 244 google_breakpad::PROCESS_OK); | |
| 245 ASSERT_EQ(google_breakpad::EXPLOITABILITY_LOW, | |
| 246 state.exploitability()); | |
| 247 | |
| 248 minidump_file = string(getenv("srcdir") ? getenv("srcdir") : ".") + | |
| 249 "/src/processor/testdata/read_av_conditional.dmp"; | |
| 250 ASSERT_EQ(processor.Process(minidump_file, &state), | |
| 251 google_breakpad::PROCESS_OK); | |
| 252 ASSERT_EQ(google_breakpad::EXPLOITABILITY_LOW, | |
| 253 state.exploitability()); | |
| 254 } | |
| 255 } |
