1 /*
2 * Copyright (C) 2019 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 "palette/palette.h"
18
19 #include <stdbool.h>
20
21 #include <map>
22 #include <mutex>
23
24 #include <android-base/logging.h>
25 #include <android-base/macros.h> // For ATTRIBUTE_UNUSED
26
27 #include "palette_system.h"
28
29 // Cached thread priority for testing. No thread priorities are ever affected.
30 static std::mutex g_tid_priority_map_mutex;
31 static std::map<int32_t, int32_t> g_tid_priority_map;
32
33 // Unless explicitly mentioned otherwise, the following methods have been
34 // introduced in version 1 API, corresponding to SDK level 31.
35
PaletteSchedSetPriority(int32_t tid,int32_t priority)36 palette_status_t PaletteSchedSetPriority(int32_t tid, int32_t priority) {
37 if (priority < art::palette::kMinManagedThreadPriority ||
38 priority > art::palette::kMaxManagedThreadPriority) {
39 return PALETTE_STATUS_INVALID_ARGUMENT;
40 }
41 std::lock_guard guard(g_tid_priority_map_mutex);
42 g_tid_priority_map[tid] = priority;
43 return PALETTE_STATUS_OK;
44 }
45
PaletteSchedGetPriority(int32_t tid,int32_t * priority)46 palette_status_t PaletteSchedGetPriority(int32_t tid,
47 /*out*/ int32_t* priority) {
48 std::lock_guard guard(g_tid_priority_map_mutex);
49 if (g_tid_priority_map.find(tid) == g_tid_priority_map.end()) {
50 g_tid_priority_map[tid] = art::palette::kNormalManagedThreadPriority;
51 }
52 *priority = g_tid_priority_map[tid];
53 return PALETTE_STATUS_OK;
54 }
55
PaletteWriteCrashThreadStacks(const char * stacks,size_t stacks_len)56 palette_status_t PaletteWriteCrashThreadStacks(/*in*/ const char* stacks, size_t stacks_len) {
57 LOG(INFO) << std::string_view(stacks, stacks_len);
58 return PALETTE_STATUS_OK;
59 }
60
PaletteTraceEnabled(bool * enabled)61 palette_status_t PaletteTraceEnabled(/*out*/ bool* enabled) {
62 *enabled = false;
63 return PALETTE_STATUS_OK;
64 }
65
PaletteTraceBegin(const char * name ATTRIBUTE_UNUSED)66 palette_status_t PaletteTraceBegin(const char* name ATTRIBUTE_UNUSED) {
67 return PALETTE_STATUS_OK;
68 }
69
PaletteTraceEnd()70 palette_status_t PaletteTraceEnd() {
71 return PALETTE_STATUS_OK;
72 }
73
PaletteTraceIntegerValue(const char * name ATTRIBUTE_UNUSED,int32_t value ATTRIBUTE_UNUSED)74 palette_status_t PaletteTraceIntegerValue(const char* name ATTRIBUTE_UNUSED,
75 int32_t value ATTRIBUTE_UNUSED) {
76 return PALETTE_STATUS_OK;
77 }
78
PaletteAshmemCreateRegion(const char * name ATTRIBUTE_UNUSED,size_t size ATTRIBUTE_UNUSED,int * fd)79 palette_status_t PaletteAshmemCreateRegion(const char* name ATTRIBUTE_UNUSED,
80 size_t size ATTRIBUTE_UNUSED, int* fd) {
81 *fd = -1;
82 return PALETTE_STATUS_NOT_SUPPORTED;
83 }
84
PaletteAshmemSetProtRegion(int fd ATTRIBUTE_UNUSED,int prot ATTRIBUTE_UNUSED)85 palette_status_t PaletteAshmemSetProtRegion(int fd ATTRIBUTE_UNUSED, int prot ATTRIBUTE_UNUSED) {
86 return PALETTE_STATUS_NOT_SUPPORTED;
87 }
88
PaletteCreateOdrefreshStagingDirectory(const char ** staging_dir)89 palette_status_t PaletteCreateOdrefreshStagingDirectory(const char** staging_dir) {
90 *staging_dir = nullptr;
91 return PALETTE_STATUS_NOT_SUPPORTED;
92 }
93
PaletteShouldReportDex2oatCompilation(bool * value)94 palette_status_t PaletteShouldReportDex2oatCompilation(bool* value) {
95 *value = false;
96 return PALETTE_STATUS_OK;
97 }
98
PaletteNotifyStartDex2oatCompilation(int source_fd ATTRIBUTE_UNUSED,int art_fd ATTRIBUTE_UNUSED,int oat_fd ATTRIBUTE_UNUSED,int vdex_fd ATTRIBUTE_UNUSED)99 palette_status_t PaletteNotifyStartDex2oatCompilation(int source_fd ATTRIBUTE_UNUSED,
100 int art_fd ATTRIBUTE_UNUSED,
101 int oat_fd ATTRIBUTE_UNUSED,
102 int vdex_fd ATTRIBUTE_UNUSED) {
103 return PALETTE_STATUS_OK;
104 }
105
PaletteNotifyEndDex2oatCompilation(int source_fd ATTRIBUTE_UNUSED,int art_fd ATTRIBUTE_UNUSED,int oat_fd ATTRIBUTE_UNUSED,int vdex_fd ATTRIBUTE_UNUSED)106 palette_status_t PaletteNotifyEndDex2oatCompilation(int source_fd ATTRIBUTE_UNUSED,
107 int art_fd ATTRIBUTE_UNUSED,
108 int oat_fd ATTRIBUTE_UNUSED,
109 int vdex_fd ATTRIBUTE_UNUSED) {
110 return PALETTE_STATUS_OK;
111 }
112
PaletteNotifyDexFileLoaded(const char * path ATTRIBUTE_UNUSED)113 palette_status_t PaletteNotifyDexFileLoaded(const char* path ATTRIBUTE_UNUSED) {
114 return PALETTE_STATUS_OK;
115 }
116
PaletteNotifyOatFileLoaded(const char * path ATTRIBUTE_UNUSED)117 palette_status_t PaletteNotifyOatFileLoaded(const char* path ATTRIBUTE_UNUSED) {
118 return PALETTE_STATUS_OK;
119 }
120
PaletteShouldReportJniInvocations(bool * value)121 palette_status_t PaletteShouldReportJniInvocations(bool* value) {
122 *value = false;
123 return PALETTE_STATUS_OK;
124 }
125
PaletteNotifyBeginJniInvocation(JNIEnv * env ATTRIBUTE_UNUSED)126 palette_status_t PaletteNotifyBeginJniInvocation(JNIEnv* env ATTRIBUTE_UNUSED) {
127 return PALETTE_STATUS_OK;
128 }
129
PaletteNotifyEndJniInvocation(JNIEnv * env ATTRIBUTE_UNUSED)130 palette_status_t PaletteNotifyEndJniInvocation(JNIEnv* env ATTRIBUTE_UNUSED) {
131 return PALETTE_STATUS_OK;
132 }
133
134 // Introduced in version 2 API, corresponding to SDK level 33.
PaletteReportLockContention(JNIEnv * env ATTRIBUTE_UNUSED,int32_t wait_ms ATTRIBUTE_UNUSED,const char * filename ATTRIBUTE_UNUSED,int32_t line_number ATTRIBUTE_UNUSED,const char * method_name ATTRIBUTE_UNUSED,const char * owner_filename ATTRIBUTE_UNUSED,int32_t owner_line_number ATTRIBUTE_UNUSED,const char * owner_method_name ATTRIBUTE_UNUSED,const char * proc_name ATTRIBUTE_UNUSED,const char * thread_name ATTRIBUTE_UNUSED)135 palette_status_t PaletteReportLockContention(
136 JNIEnv* env ATTRIBUTE_UNUSED, int32_t wait_ms ATTRIBUTE_UNUSED,
137 const char* filename ATTRIBUTE_UNUSED, int32_t line_number ATTRIBUTE_UNUSED,
138 const char* method_name ATTRIBUTE_UNUSED, const char* owner_filename ATTRIBUTE_UNUSED,
139 int32_t owner_line_number ATTRIBUTE_UNUSED, const char* owner_method_name ATTRIBUTE_UNUSED,
140 const char* proc_name ATTRIBUTE_UNUSED, const char* thread_name ATTRIBUTE_UNUSED) {
141 return PALETTE_STATUS_OK;
142 }
143
144 // Introduced in version 3 API, corresponding to SDK level 34.
PaletteSetTaskProfiles(int32_t tid ATTRIBUTE_UNUSED,const char * const profiles[]ATTRIBUTE_UNUSED,size_t profiles_len ATTRIBUTE_UNUSED)145 palette_status_t PaletteSetTaskProfiles(int32_t tid ATTRIBUTE_UNUSED,
146 const char* const profiles[] ATTRIBUTE_UNUSED,
147 size_t profiles_len ATTRIBUTE_UNUSED) {
148 return PALETTE_STATUS_OK;
149 }
150
151 // Introduced in version 4 API, corresponding to SDK level 36.
PaletteDebugStoreGetString(char * result ATTRIBUTE_UNUSED,size_t max_size ATTRIBUTE_UNUSED)152 palette_status_t PaletteDebugStoreGetString(char* result ATTRIBUTE_UNUSED,
153 size_t max_size ATTRIBUTE_UNUSED) {
154 result[0] = '\0';
155 return PALETTE_STATUS_OK;
156 }