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 // Forward declarations.
25 class Elf;
26 class Memory;
27 
28 struct MapInfo {
29   uint64_t start;
30   uint64_t end;
31   uint64_t offset;
32   uint16_t flags;
33   std::string name;
34   Elf* elf = nullptr;
35   // This value is only non-zero if the offset is non-zero but there is
36   // no elf signature found at that offset. This indicates that the
37   // entire file is represented by the Memory object returned by CreateMemory,
38   // instead of a portion of the file.
39   uint64_t elf_offset;
40 
41   Memory* CreateMemory(pid_t pid);
42 };
43 
44 #endif  // _LIBUNWINDSTACK_MAP_INFO_H
45