Than McIntosh | 7e2f4e9 | 2015-03-05 11:05:02 -0500 | [diff] [blame] | 1 | /* |
| 2 | ** |
| 3 | ** Copyright 2015, The Android Open Source Project |
| 4 | ** |
| 5 | ** Licensed under the Apache License, Version 2.0 (the "License"); |
| 6 | ** you may not use this file except in compliance with the License. |
| 7 | ** You may obtain a copy of the License at |
| 8 | ** |
| 9 | ** http://www.apache.org/licenses/LICENSE-2.0 |
| 10 | ** |
| 11 | ** Unless required by applicable law or agreed to in writing, software |
| 12 | ** distributed under the License is distributed on an "AS IS" BASIS, |
| 13 | ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 14 | ** See the License for the specific language governing permissions and |
| 15 | ** limitations under the License. |
| 16 | */ |
| 17 | |
| 18 | // Semaphore file that indicates that the user is opting in |
| 19 | #define SEMAPHORE_FILENAME "perf_profile_collection_enabled.txt" |
| 20 | |
Dehao Chen | 5c41562 | 2015-05-07 13:16:35 -0700 | [diff] [blame] | 21 | // File containing a list of sequence numbers corresponding to profiles |
| 22 | // that have been processed/uploaded. Written by the GmsCore uploader, |
| 23 | // within the GmsCore files directory. |
| 24 | #define PROCESSED_FILENAME "perfprofd_processed.txt" |
| 25 | |
| 26 | // File containing a list of sequence numbers corresponding to profiles |
| 27 | // that have been created by the perfprofd but not yet uploaded. Written |
| 28 | // by perfprofd within the destination directory; consumed by GmsCore. |
| 29 | #define PRODUCED_FILENAME "perfprofd_produced.txt" |
| 30 | |
Than McIntosh | 7e2f4e9 | 2015-03-05 11:05:02 -0500 | [diff] [blame] | 31 | // Main routine for perfprofd daemon |
| 32 | extern int perfprofd_main(int argc, char **argv); |
| 33 | |
| 34 | // |
| 35 | // This enumeration holds the results of what happened when on an |
| 36 | // attempted perf profiling run. |
| 37 | // |
| 38 | typedef enum { |
| 39 | |
| 40 | // Success |
| 41 | OK_PROFILE_COLLECTION, |
| 42 | |
| 43 | // Fork system call failed (lo mem?) |
| 44 | ERR_FORK_FAILED, |
| 45 | |
| 46 | // Perf ran but crashed or returned a bad exit status |
| 47 | ERR_PERF_RECORD_FAILED, |
| 48 | |
| 49 | // The perf.data encoding process failed somehow |
| 50 | ERR_PERF_ENCODE_FAILED, |
| 51 | |
| 52 | // We tried to open the output file perf.data.encoded but the open failed |
| 53 | ERR_OPEN_ENCODED_FILE_FAILED, |
| 54 | |
| 55 | // Error while writing perf.data.encoded |
| 56 | ERR_WRITE_ENCODED_FILE_FAILED |
| 57 | } PROFILE_RESULT; |
| 58 | |
| 59 | // |
| 60 | // Given a full path to a perf.data file specified by "data_file_path", |
| 61 | // read/summarize/encode the contents into a new file specified |
| 62 | // by "encoded_file_path". Return status indicates whether the operation |
| 63 | // was successful (either OK_PROFILE_COLLECTION or an error of some sort). |
| 64 | // |
| 65 | PROFILE_RESULT encode_to_proto(const std::string &data_file_path, |
Dehao Chen | 5c41562 | 2015-05-07 13:16:35 -0700 | [diff] [blame] | 66 | const char *encoded_file_path); |