9a8c855780
In debuggerd, when dumping a tombstone, run the new unwinder and verify the old and new unwinder are the same. If not, dump enough information in the tombstones to figure out how to duplicate the failure. Bug: 23762183 Test: Builds, ran and forced a mismatch and verified output. Change-Id: Ia178bde64d67e623d4f35086ebda68aebbff0c3c
53 lines
1.9 KiB
C++
53 lines
1.9 KiB
C++
/*
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* Copyright (C) 2012 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef _DEBUGGERD_TOMBSTONE_H
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#define _DEBUGGERD_TOMBSTONE_H
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#include <stdbool.h>
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#include <stddef.h>
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#include <sys/types.h>
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#include <map>
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#include <string>
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#include "open_files_list.h"
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class BacktraceMap;
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/* Create and open a tombstone file for writing.
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* Returns a writable file descriptor, or -1 with errno set appropriately.
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* If out_path is non-null, *out_path is set to the path of the tombstone file.
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*/
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int open_tombstone(std::string* path);
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/* Creates a tombstone file and writes the crash dump to it. */
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void engrave_tombstone(int tombstone_fd, BacktraceMap* map, BacktraceMap* map_new,
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const OpenFilesList* open_files, pid_t pid, pid_t tid,
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const std::string& process_name, const std::map<pid_t, std::string>& threads,
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uintptr_t abort_msg_address, std::string* amfd_data);
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void engrave_tombstone_ucontext(int tombstone_fd, uintptr_t abort_msg_address, siginfo_t* siginfo,
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ucontext_t* ucontext);
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// Compatibility shim.
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__attribute__((__unused__))
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static void engrave_tombstone_ucontext(int tombstone_fd, pid_t, pid_t, uintptr_t abort_msg_address,
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siginfo_t* siginfo, ucontext_t* ucontext) {
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engrave_tombstone_ucontext(tombstone_fd, abort_msg_address, siginfo, ucontext);
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}
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#endif // _DEBUGGERD_TOMBSTONE_H
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