1 // Copyright 2013 Google LLC 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 LLC 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 29 // stackwalker_address_list.h: a pseudo stackwalker. 30 // 31 // Doesn't actually walk a stack, rather initializes a CallStack given an 32 // explicit list of already walked return addresses. 33 // 34 // Author: Chris Hamilton <[email protected]> 35 36 #ifndef PROCESSOR_STACKWALKER_ADDRESS_LIST_H_ 37 #define PROCESSOR_STACKWALKER_ADDRESS_LIST_H_ 38 39 #include "google_breakpad/common/breakpad_types.h" 40 #include "google_breakpad/processor/stackwalker.h" 41 42 namespace google_breakpad { 43 44 class CodeModules; 45 46 class StackwalkerAddressList : public Stackwalker { 47 public: 48 // Initializes this stack walker with an explicit set of frame addresses. 49 // |modules| and |frame_symbolizer| are passed directly through to the base 50 // Stackwalker constructor. 51 StackwalkerAddressList(const uint64_t* frames, 52 size_t frame_count, 53 const CodeModules* modules, 54 StackFrameSymbolizer* frame_symbolizer); 55 StackwalkerAddressList(const StackwalkerAddressList&) = delete; 56 void operator=(const StackwalkerAddressList&) = delete; 57 58 private: 59 // Implementation of Stackwalker. 60 virtual StackFrame* GetContextFrame(); 61 virtual StackFrame* GetCallerFrame(const CallStack* stack, 62 bool stack_scan_allowed); 63 64 const uint64_t* frames_; 65 size_t frame_count_; 66 }; 67 68 } // namespace google_breakpad 69 70 #endif // PROCESSOR_STACKWALKER_ADDRESS_LIST_H_ 71