xref: /aosp_15_r20/system/extras/memory_replay/PrintTrace.cpp (revision 288bf5226967eb3dac5cce6c939ccc2a7f2b4fe5)
1 /*
2  * Copyright (C) 2024 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 #include <stdio.h>
18 
19 #include <android-base/file.h>
20 
21 #include <memory_trace/MemoryTrace.h>
22 
23 #include "File.h"
24 
Usage()25 static void Usage() {
26   fprintf(stderr, "Usage: %s TRACE_FILE\n",
27           android::base::Basename(android::base::GetExecutablePath()).c_str());
28   fprintf(stderr, "  TRACE_FILE\n");
29   fprintf(stderr, "      The trace file\n");
30   fprintf(stderr, "\n  Print a trace to stdout.\n");
31 }
32 
main(int argc,char ** argv)33 int main(int argc, char** argv) {
34   if (argc != 2) {
35     Usage();
36     return 1;
37   }
38 
39   memory_trace::Entry* entries;
40   size_t num_entries;
41   GetUnwindInfo(argv[1], &entries, &num_entries);
42 
43   for (size_t i = 0; i < num_entries; i++) {
44     printf("%s\n", memory_trace::CreateStringFromEntry(entries[i]).c_str());
45   }
46 
47   FreeEntries(entries, num_entries);
48   return 0;
49 }
50