1 /* 2 * Copyright (C) 2016 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 _LIBUNWINDSTACK_MAP_INFO_H 18 #define _LIBUNWINDSTACK_MAP_INFO_H 19 20 #include <stdint.h> 21 22 #include <string> 23 24 namespace unwindstack { 25 26 // Forward declarations. 27 class Elf; 28 class Memory; 29 30 struct MapInfo { 31 uint64_t start; 32 uint64_t end; 33 uint64_t offset; 34 uint16_t flags; 35 std::string name; 36 Elf* elf = nullptr; 37 // This value is only non-zero if the offset is non-zero but there is 38 // no elf signature found at that offset. This indicates that the 39 // entire file is represented by the Memory object returned by CreateMemory, 40 // instead of a portion of the file. 41 uint64_t elf_offset; 42 43 Memory* CreateMemory(pid_t pid); 44 Elf* GetElf(pid_t pid, bool init_gnu_debugdata = false); 45 }; 46 47 } // namespace unwindstack 48 49 #endif // _LIBUNWINDSTACK_MAP_INFO_H 50