platform_system_core/libunwindstack/MapInfo.h
Christopher Ferris 3958f8060a Elf interface for new unwinder.
This cl includes the code to read arm unwind information from a shared
library.

Bug: 23762183

Test: Passes all unit tests. I can dump the arm unwind information
Test: for an arm shared library.
Change-Id: I43501ea2eab843b81de8bd5128401dd1971af8d3
2017-03-09 12:27:16 -08:00

44 lines
1.2 KiB
C++

/*
* Copyright (C) 2016 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef _LIBUNWINDSTACK_MAP_INFO_H
#define _LIBUNWINDSTACK_MAP_INFO_H
#include <stdint.h>
#include <string>
// Forward declarations.
class Elf;
class Memory;
struct MapInfo {
uint64_t start;
uint64_t end;
uint64_t offset;
uint16_t flags;
std::string name;
Elf* elf = nullptr;
// This value is only non-zero if the offset is non-zero but there is
// no elf signature found at that offset. This indicates that the
// entire file is represented by the Memory object returned by CreateMemory,
// instead of a portion of the file.
uint64_t elf_offset;
Memory* CreateMemory(pid_t pid);
};
#endif // _LIBUNWINDSTACK_MAP_INFO_H