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/*
* Copyright (C) 2018 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_ERROR_H
#define _LIBUNWINDSTACK_ERROR_H
#include <stdint.h>
namespace unwindstack {
enum ErrorCode : uint8_t {
ERROR_NONE, // No error.
ERROR_MEMORY_INVALID, // Memory read failed.
ERROR_UNWIND_INFO, // Unable to use unwind information to unwind.
ERROR_UNSUPPORTED, // Encountered unsupported feature.
ERROR_INVALID_MAP, // Unwind in an invalid map.
ERROR_MAX_FRAMES_EXCEEDED, // The number of frames exceed the total allowed.
ERROR_REPEATED_FRAME, // The last frame has the same pc/sp as the next.
ERROR_INVALID_ELF, // Unwind in an invalid elf.
};
struct ErrorData {
ErrorCode code;
uint64_t address; // Only valid when code is ERROR_MEMORY_INVALID.
// Indicates the failing address.
};
} // namespace unwindstack
#endif // _LIBUNWINDSTACK_ERROR_H
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