1 /*
2  * Copyright (C) 2012 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 _DEBUGGERD_TOMBSTONE_H
18 #define _DEBUGGERD_TOMBSTONE_H
19 
20 #include <stdbool.h>
21 #include <stddef.h>
22 #include <sys/types.h>
23 
24 #include <map>
25 #include <string>
26 
27 #include "open_files_list.h"
28 
29 class BacktraceMap;
30 
31 /* Create and open a tombstone file for writing.
32  * Returns a writable file descriptor, or -1 with errno set appropriately.
33  * If out_path is non-null, *out_path is set to the path of the tombstone file.
34  */
35 int open_tombstone(std::string* path);
36 
37 /* Creates a tombstone file and writes the crash dump to it. */
38 void engrave_tombstone(int tombstone_fd, BacktraceMap* map, const OpenFilesList* open_files,
39                        pid_t pid, pid_t tid, const std::string& process_name,
40                        const std::map<pid_t, std::string>& threads, uintptr_t abort_msg_address,
41                        std::string* amfd_data);
42 
43 void engrave_tombstone_ucontext(int tombstone_fd, uintptr_t abort_msg_address, siginfo_t* siginfo,
44                                 ucontext_t* ucontext);
45 
46 // Compatibility shim.
47 __attribute__((__unused__))
engrave_tombstone_ucontext(int tombstone_fd,pid_t,pid_t,uintptr_t abort_msg_address,siginfo_t * siginfo,ucontext_t * ucontext)48 static void engrave_tombstone_ucontext(int tombstone_fd, pid_t, pid_t, uintptr_t abort_msg_address,
49                                        siginfo_t* siginfo, ucontext_t* ucontext) {
50   engrave_tombstone_ucontext(tombstone_fd, abort_msg_address, siginfo, ucontext);
51 }
52 
53 #endif // _DEBUGGERD_TOMBSTONE_H
54