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      1 /*
      2  * Copyright (C) 2013 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 #ifndef _LIBBACKTRACE_BACKTRACE_PTRACE_H
     18 #define _LIBBACKTRACE_BACKTRACE_PTRACE_H
     19 
     20 #include <stdint.h>
     21 #include <sys/types.h>
     22 
     23 #include <backtrace/Backtrace.h>
     24 
     25 class BacktraceMap;
     26 
     27 class BacktracePtrace : public Backtrace {
     28 public:
     29   BacktracePtrace(pid_t pid, pid_t tid, BacktraceMap* map) : Backtrace(pid, tid, map) {}
     30   virtual ~BacktracePtrace() {}
     31 
     32   size_t Read(uintptr_t addr, uint8_t* buffer, size_t bytes);
     33 
     34   bool ReadWord(uintptr_t ptr, word_t* out_value);
     35 };
     36 
     37 #endif // _LIBBACKTRACE_BACKTRACE_PTRACE_H
     38