1 /* 2 * Copyright (C) 2014 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 ART_LIBARTBASE_BASE_HEX_DUMP_H_ 18 #define ART_LIBARTBASE_BASE_HEX_DUMP_H_ 19 20 #include "macros.h" 21 22 #include <ostream> 23 24 namespace art { 25 26 // Prints a hex dump in this format: 27 // 28 // 01234560: 00 11 22 33 44 55 66 77 88 99 aa bb cc dd ee ff 0123456789abcdef 29 // 01234568: 00 11 22 33 44 55 66 77 88 99 aa bb cc dd ee ff 0123456789abcdef 30 class HexDump { 31 public: HexDump(const void * address,size_t byte_count,bool show_actual_addresses,const char * prefix)32 HexDump(const void* address, size_t byte_count, bool show_actual_addresses, const char* prefix) 33 : address_(address), byte_count_(byte_count), show_actual_addresses_(show_actual_addresses), 34 prefix_(prefix) { 35 } 36 37 void Dump(std::ostream& os) const; 38 39 private: 40 const void* const address_; 41 const size_t byte_count_; 42 const bool show_actual_addresses_; 43 const char* const prefix_; 44 45 DISALLOW_COPY_AND_ASSIGN(HexDump); 46 }; 47 48 inline std::ostream& operator<<(std::ostream& os, const HexDump& rhs) { 49 rhs.Dump(os); 50 return os; 51 } 52 53 } // namespace art 54 55 #endif // ART_LIBARTBASE_BASE_HEX_DUMP_H_ 56