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 // simple_serializer-inl.h: template specializations for following types: 31 // bool, const char *(C-string), string, 32 // Line, Function, PublicSymbol, WindowsFrameInfo and their linked pointers. 33 // 34 // See simple_serializer.h for moredocumentation. 35 // 36 // Author: Siyang Xie (lambxsy@google.com) 37 38 #ifndef PROCESSOR_SIMPLE_SERIALIZER_INL_H__ 39 #define PROCESSOR_SIMPLE_SERIALIZER_INL_H__ 40 41 #include <string> 42 43 #include "processor/simple_serializer.h" 44 #include "map_serializers-inl.h" 45 46 #include "google_breakpad/processor/basic_source_line_resolver.h" 47 #include "processor/basic_source_line_resolver_types.h" 48 #include "processor/linked_ptr.h" 49 #include "processor/windows_frame_info.h" 50 51 namespace google_breakpad { 52 53 // Specializations of SimpleSerializer: bool 54 template<> 55 class SimpleSerializer<bool> { 56 public: SizeOf(bool boolean)57 static size_t SizeOf(bool boolean) { return 1; } 58 Write(bool boolean,char * dest)59 static char *Write(bool boolean, char *dest) { 60 *dest = static_cast<char>(boolean? 255 : 0); 61 return ++dest; 62 } 63 Read(const char * source,bool * value)64 static const char *Read(const char *source, bool *value) { 65 *value = ((*source) == 0 ? false : true); 66 return ++source; 67 } 68 }; 69 70 // Specializations of SimpleSerializer: string 71 template<> 72 class SimpleSerializer<string> { 73 public: SizeOf(const string & str)74 static size_t SizeOf(const string &str) { return str.size() + 1; } 75 Write(const string & str,char * dest)76 static char *Write(const string &str, char *dest) { 77 strcpy(dest, str.c_str()); 78 return dest + SizeOf(str); 79 } 80 }; 81 82 // Specializations of SimpleSerializer: C-string 83 template<> 84 class SimpleSerializer<const char*> { 85 public: SizeOf(const char * cstring)86 static size_t SizeOf(const char *cstring) { 87 return strlen(cstring) + 1; 88 } 89 Write(const char * cstring,char * dest)90 static char *Write(const char *cstring, char *dest) { 91 strcpy(dest, cstring); 92 return dest + SizeOf(cstring); 93 } 94 }; 95 96 // Specializations of SimpleSerializer: Line 97 template<> 98 class SimpleSerializer<BasicSourceLineResolver::Line> { 99 typedef BasicSourceLineResolver::Line Line; 100 public: SizeOf(const Line & line)101 static size_t SizeOf(const Line &line) { 102 return SimpleSerializer<MemAddr>::SizeOf(line.address) 103 + SimpleSerializer<MemAddr>::SizeOf(line.size) 104 + SimpleSerializer<int32_t>::SizeOf(line.source_file_id) 105 + SimpleSerializer<int32_t>::SizeOf(line.line); 106 } Write(const Line & line,char * dest)107 static char *Write(const Line &line, char *dest) { 108 dest = SimpleSerializer<MemAddr>::Write(line.address, dest); 109 dest = SimpleSerializer<MemAddr>::Write(line.size, dest); 110 dest = SimpleSerializer<int32_t>::Write(line.source_file_id, dest); 111 dest = SimpleSerializer<int32_t>::Write(line.line, dest); 112 return dest; 113 } 114 }; 115 116 // Specializations of SimpleSerializer: PublicSymbol 117 template<> 118 class SimpleSerializer<BasicSourceLineResolver::PublicSymbol> { 119 typedef BasicSourceLineResolver::PublicSymbol PublicSymbol; 120 public: SizeOf(const PublicSymbol & pubsymbol)121 static size_t SizeOf(const PublicSymbol &pubsymbol) { 122 return SimpleSerializer<string>::SizeOf(pubsymbol.name) 123 + SimpleSerializer<MemAddr>::SizeOf(pubsymbol.address) 124 + SimpleSerializer<int32_t>::SizeOf(pubsymbol.parameter_size); 125 } Write(const PublicSymbol & pubsymbol,char * dest)126 static char *Write(const PublicSymbol &pubsymbol, char *dest) { 127 dest = SimpleSerializer<string>::Write(pubsymbol.name, dest); 128 dest = SimpleSerializer<MemAddr>::Write(pubsymbol.address, dest); 129 dest = SimpleSerializer<int32_t>::Write(pubsymbol.parameter_size, dest); 130 return dest; 131 } 132 }; 133 134 // Specializations of SimpleSerializer: WindowsFrameInfo 135 template<> 136 class SimpleSerializer<WindowsFrameInfo> { 137 public: SizeOf(const WindowsFrameInfo & wfi)138 static size_t SizeOf(const WindowsFrameInfo &wfi) { 139 unsigned int size = 0; 140 size += sizeof(int32_t); // wfi.type_ 141 size += SimpleSerializer<int32_t>::SizeOf(wfi.valid); 142 size += SimpleSerializer<uint32_t>::SizeOf(wfi.prolog_size); 143 size += SimpleSerializer<uint32_t>::SizeOf(wfi.epilog_size); 144 size += SimpleSerializer<uint32_t>::SizeOf(wfi.parameter_size); 145 size += SimpleSerializer<uint32_t>::SizeOf(wfi.saved_register_size); 146 size += SimpleSerializer<uint32_t>::SizeOf(wfi.local_size); 147 size += SimpleSerializer<uint32_t>::SizeOf(wfi.max_stack_size); 148 size += SimpleSerializer<bool>::SizeOf(wfi.allocates_base_pointer); 149 size += SimpleSerializer<string>::SizeOf(wfi.program_string); 150 return size; 151 } Write(const WindowsFrameInfo & wfi,char * dest)152 static char *Write(const WindowsFrameInfo &wfi, char *dest) { 153 dest = SimpleSerializer<int32_t>::Write( 154 static_cast<const int32_t>(wfi.type_), dest); 155 dest = SimpleSerializer<int32_t>::Write(wfi.valid, dest); 156 dest = SimpleSerializer<uint32_t>::Write(wfi.prolog_size, dest); 157 dest = SimpleSerializer<uint32_t>::Write(wfi.epilog_size, dest); 158 dest = SimpleSerializer<uint32_t>::Write(wfi.parameter_size, dest); 159 dest = SimpleSerializer<uint32_t>::Write(wfi.saved_register_size, dest); 160 dest = SimpleSerializer<uint32_t>::Write(wfi.local_size, dest); 161 dest = SimpleSerializer<uint32_t>::Write(wfi.max_stack_size, dest); 162 dest = SimpleSerializer<bool>::Write(wfi.allocates_base_pointer, dest); 163 return SimpleSerializer<string>::Write(wfi.program_string, dest); 164 } 165 }; 166 167 // Specializations of SimpleSerializer: Linked_ptr version of 168 // Line, Function, PublicSymbol, WindowsFrameInfo. 169 template<> 170 class SimpleSerializer< linked_ptr<BasicSourceLineResolver::Line> > { 171 typedef BasicSourceLineResolver::Line Line; 172 public: SizeOf(const linked_ptr<Line> & lineptr)173 static size_t SizeOf(const linked_ptr<Line> &lineptr) { 174 if (lineptr.get() == NULL) return 0; 175 return SimpleSerializer<Line>::SizeOf(*(lineptr.get())); 176 } Write(const linked_ptr<Line> & lineptr,char * dest)177 static char *Write(const linked_ptr<Line> &lineptr, char *dest) { 178 if (lineptr.get()) 179 dest = SimpleSerializer<Line>::Write(*(lineptr.get()), dest); 180 return dest; 181 } 182 }; 183 184 template<> 185 class SimpleSerializer<BasicSourceLineResolver::Function> { 186 // Convenient type names. 187 typedef BasicSourceLineResolver::Function Function; 188 typedef BasicSourceLineResolver::Line Line; 189 public: SizeOf(const Function & func)190 static size_t SizeOf(const Function &func) { 191 unsigned int size = 0; 192 size += SimpleSerializer<string>::SizeOf(func.name); 193 size += SimpleSerializer<MemAddr>::SizeOf(func.address); 194 size += SimpleSerializer<MemAddr>::SizeOf(func.size); 195 size += SimpleSerializer<int32_t>::SizeOf(func.parameter_size); 196 size += range_map_serializer_.SizeOf(func.lines); 197 return size; 198 } 199 Write(const Function & func,char * dest)200 static char *Write(const Function &func, char *dest) { 201 dest = SimpleSerializer<string>::Write(func.name, dest); 202 dest = SimpleSerializer<MemAddr>::Write(func.address, dest); 203 dest = SimpleSerializer<MemAddr>::Write(func.size, dest); 204 dest = SimpleSerializer<int32_t>::Write(func.parameter_size, dest); 205 dest = range_map_serializer_.Write(func.lines, dest); 206 return dest; 207 } 208 private: 209 // This static member is defined in module_serializer.cc. 210 static RangeMapSerializer< MemAddr, linked_ptr<Line> > range_map_serializer_; 211 }; 212 213 template<> 214 class SimpleSerializer< linked_ptr<BasicSourceLineResolver::Function> > { 215 typedef BasicSourceLineResolver::Function Function; 216 public: SizeOf(const linked_ptr<Function> & func)217 static size_t SizeOf(const linked_ptr<Function> &func) { 218 if (!func.get()) return 0; 219 return SimpleSerializer<Function>::SizeOf(*(func.get())); 220 } 221 Write(const linked_ptr<Function> & func,char * dest)222 static char *Write(const linked_ptr<Function> &func, char *dest) { 223 if (func.get()) 224 dest = SimpleSerializer<Function>::Write(*(func.get()), dest); 225 return dest; 226 } 227 }; 228 229 template<> 230 class SimpleSerializer< linked_ptr<BasicSourceLineResolver::PublicSymbol> > { 231 typedef BasicSourceLineResolver::PublicSymbol PublicSymbol; 232 public: SizeOf(const linked_ptr<PublicSymbol> & pubsymbol)233 static size_t SizeOf(const linked_ptr<PublicSymbol> &pubsymbol) { 234 if (pubsymbol.get() == NULL) return 0; 235 return SimpleSerializer<PublicSymbol>::SizeOf(*(pubsymbol.get())); 236 } Write(const linked_ptr<PublicSymbol> & pubsymbol,char * dest)237 static char *Write(const linked_ptr<PublicSymbol> &pubsymbol, char *dest) { 238 if (pubsymbol.get()) 239 dest = SimpleSerializer<PublicSymbol>::Write(*(pubsymbol.get()), dest); 240 return dest; 241 } 242 }; 243 244 template<> 245 class SimpleSerializer< linked_ptr<WindowsFrameInfo> > { 246 public: SizeOf(const linked_ptr<WindowsFrameInfo> & wfi)247 static size_t SizeOf(const linked_ptr<WindowsFrameInfo> &wfi) { 248 if (wfi.get() == NULL) return 0; 249 return SimpleSerializer<WindowsFrameInfo>::SizeOf(*(wfi.get())); 250 } Write(const linked_ptr<WindowsFrameInfo> & wfi,char * dest)251 static char *Write(const linked_ptr<WindowsFrameInfo> &wfi, char *dest) { 252 if (wfi.get()) 253 dest = SimpleSerializer<WindowsFrameInfo>::Write(*(wfi.get()), dest); 254 return dest; 255 } 256 }; 257 258 } // namespace google_breakpad 259 260 #endif // PROCESSOR_SIMPLE_SERIALIZER_INL_H__ 261