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 //! # Debug Store Crate
18 /// The Debug Store Crate provides functionalities for storing debug events.
19 /// It allows logging and retrieval of debug events, and associated data.
20 mod core;
21 mod event;
22 mod event_type;
23 mod storage;
24
25 pub use core::*;
26 pub use event::*;
27
28 use cxx::{CxxString, CxxVector};
29
30 #[cxx::bridge(namespace = "android::debugstore")]
31 #[allow(unsafe_op_in_unsafe_fn)]
32 mod cxxffi {
33 extern "Rust" {
debug_store_to_string() -> String34 fn debug_store_to_string() -> String;
debug_store_record(name: &CxxString, data: &CxxVector<CxxString>)35 fn debug_store_record(name: &CxxString, data: &CxxVector<CxxString>);
debug_store_begin(name: &CxxString, data: &CxxVector<CxxString>) -> u6436 fn debug_store_begin(name: &CxxString, data: &CxxVector<CxxString>) -> u64;
debug_store_end(id: u64, data: &CxxVector<CxxString>)37 fn debug_store_end(id: u64, data: &CxxVector<CxxString>);
38 }
39
40 #[namespace = "android"]
41 unsafe extern "C++" {
42 include!("utils/SystemClock.h");
uptimeMillis() -> i6443 fn uptimeMillis() -> i64;
44 }
45 }
46
debug_store_to_string() -> String47 fn debug_store_to_string() -> String {
48 DebugStore::get_instance().to_string()
49 }
50
debug_store_record(name: &CxxString, data: &CxxVector<CxxString>)51 fn debug_store_record(name: &CxxString, data: &CxxVector<CxxString>) {
52 DebugStore::get_instance().record(name.to_string_lossy().into_owned(), cxx_vec_to_pairs(data));
53 }
54
debug_store_begin(name: &CxxString, data: &CxxVector<CxxString>) -> u6455 fn debug_store_begin(name: &CxxString, data: &CxxVector<CxxString>) -> u64 {
56 DebugStore::get_instance().begin(name.to_string_lossy().into_owned(), cxx_vec_to_pairs(data))
57 }
58
debug_store_end(id: u64, data: &CxxVector<CxxString>)59 fn debug_store_end(id: u64, data: &CxxVector<CxxString>) {
60 DebugStore::get_instance().end(id, cxx_vec_to_pairs(data));
61 }
62
cxx_vec_to_pairs(vec: &CxxVector<CxxString>) -> Vec<(String, String)>63 fn cxx_vec_to_pairs(vec: &CxxVector<CxxString>) -> Vec<(String, String)> {
64 vec.iter()
65 .map(|s| s.to_string_lossy().into_owned())
66 .collect::<Vec<_>>()
67 .chunks(2)
68 .filter_map(|chunk| match chunk {
69 [k, v] => Some((k.clone(), v.clone())),
70 _ => None,
71 })
72 .collect()
73 }
74