yurys@chromium.org | 937ea9d | 2014-08-01 22:10:38 +0900 | [diff] [blame] | 1 | // Copyright (c) 2014 The Chromium Authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
ssid | 89455a7 | 2015-01-27 22:14:07 +0900 | [diff] [blame] | 5 | #include "base/trace_event/trace_event_argument.h" |
yurys@chromium.org | 937ea9d | 2014-08-01 22:10:38 +0900 | [diff] [blame] | 6 | |
avi | 2cea4dd | 2015-12-24 13:03:44 +0900 | [diff] [blame] | 7 | #include <stdint.h> |
| 8 | |
danakj | 800d2ea | 2015-11-25 14:29:58 +0900 | [diff] [blame] | 9 | #include <utility> |
| 10 | |
primiano | 47c6906 | 2015-07-25 05:13:32 +0900 | [diff] [blame] | 11 | #include "base/bits.h" |
yurys@chromium.org | 937ea9d | 2014-08-01 22:10:38 +0900 | [diff] [blame] | 12 | #include "base/json/json_writer.h" |
dcheng | cc8e4d8 | 2016-04-05 06:25:51 +0900 | [diff] [blame] | 13 | #include "base/memory/ptr_util.h" |
primiano | f599925 | 2015-06-11 09:43:15 +0900 | [diff] [blame] | 14 | #include "base/trace_event/trace_event_memory_overhead.h" |
yurys@chromium.org | 937ea9d | 2014-08-01 22:10:38 +0900 | [diff] [blame] | 15 | #include "base/values.h" |
| 16 | |
| 17 | namespace base { |
primiano | d6acdd2 | 2015-02-05 23:20:26 +0900 | [diff] [blame] | 18 | namespace trace_event { |
yurys@chromium.org | 937ea9d | 2014-08-01 22:10:38 +0900 | [diff] [blame] | 19 | |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 20 | namespace { |
| 21 | const char kTypeStartDict = '{'; |
| 22 | const char kTypeEndDict = '}'; |
| 23 | const char kTypeStartArray = '['; |
| 24 | const char kTypeEndArray = ']'; |
| 25 | const char kTypeBool = 'b'; |
| 26 | const char kTypeInt = 'i'; |
| 27 | const char kTypeDouble = 'd'; |
| 28 | const char kTypeString = 's'; |
| 29 | const char kTypeCStr = '*'; |
| 30 | |
| 31 | #ifndef NDEBUG |
| 32 | const bool kStackTypeDict = false; |
| 33 | const bool kStackTypeArray = true; |
| 34 | #define DCHECK_CURRENT_CONTAINER_IS(x) DCHECK_EQ(x, nesting_stack_.back()) |
| 35 | #define DCHECK_CONTAINER_STACK_DEPTH_EQ(x) DCHECK_EQ(x, nesting_stack_.size()) |
| 36 | #define DEBUG_PUSH_CONTAINER(x) nesting_stack_.push_back(x) |
| 37 | #define DEBUG_POP_CONTAINER() nesting_stack_.pop_back() |
| 38 | #else |
| 39 | #define DCHECK_CURRENT_CONTAINER_IS(x) do {} while (0) |
| 40 | #define DCHECK_CONTAINER_STACK_DEPTH_EQ(x) do {} while (0) |
| 41 | #define DEBUG_PUSH_CONTAINER(x) do {} while (0) |
| 42 | #define DEBUG_POP_CONTAINER() do {} while (0) |
| 43 | #endif |
| 44 | |
| 45 | inline void WriteKeyNameAsRawPtr(Pickle& pickle, const char* ptr) { |
| 46 | pickle.WriteBytes(&kTypeCStr, 1); |
avi | 2cea4dd | 2015-12-24 13:03:44 +0900 | [diff] [blame] | 47 | pickle.WriteUInt64(static_cast<uint64_t>(reinterpret_cast<uintptr_t>(ptr))); |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 48 | } |
| 49 | |
jbroman | 5a1db87 | 2015-11-19 01:19:48 +0900 | [diff] [blame] | 50 | inline void WriteKeyNameWithCopy(Pickle& pickle, base::StringPiece str) { |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 51 | pickle.WriteBytes(&kTypeString, 1); |
| 52 | pickle.WriteString(str); |
| 53 | } |
| 54 | |
| 55 | std::string ReadKeyName(PickleIterator& pickle_iterator) { |
| 56 | const char* type = nullptr; |
| 57 | bool res = pickle_iterator.ReadBytes(&type, 1); |
| 58 | std::string key_name; |
| 59 | if (res && *type == kTypeCStr) { |
avi | 2cea4dd | 2015-12-24 13:03:44 +0900 | [diff] [blame] | 60 | uint64_t ptr_value = 0; |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 61 | res = pickle_iterator.ReadUInt64(&ptr_value); |
| 62 | key_name = reinterpret_cast<const char*>(static_cast<uintptr_t>(ptr_value)); |
| 63 | } else if (res && *type == kTypeString) { |
| 64 | res = pickle_iterator.ReadString(&key_name); |
| 65 | } |
| 66 | DCHECK(res); |
| 67 | return key_name; |
| 68 | } |
| 69 | } // namespace |
| 70 | |
| 71 | TracedValue::TracedValue() : TracedValue(0) { |
| 72 | } |
| 73 | |
| 74 | TracedValue::TracedValue(size_t capacity) { |
| 75 | DEBUG_PUSH_CONTAINER(kStackTypeDict); |
| 76 | if (capacity) |
| 77 | pickle_.Reserve(capacity); |
yurys@chromium.org | 937ea9d | 2014-08-01 22:10:38 +0900 | [diff] [blame] | 78 | } |
| 79 | |
| 80 | TracedValue::~TracedValue() { |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 81 | DCHECK_CURRENT_CONTAINER_IS(kStackTypeDict); |
| 82 | DEBUG_POP_CONTAINER(); |
| 83 | DCHECK_CONTAINER_STACK_DEPTH_EQ(0u); |
yurys@chromium.org | 937ea9d | 2014-08-01 22:10:38 +0900 | [diff] [blame] | 84 | } |
| 85 | |
| 86 | void TracedValue::SetInteger(const char* name, int value) { |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 87 | DCHECK_CURRENT_CONTAINER_IS(kStackTypeDict); |
| 88 | pickle_.WriteBytes(&kTypeInt, 1); |
| 89 | pickle_.WriteInt(value); |
| 90 | WriteKeyNameAsRawPtr(pickle_, name); |
| 91 | } |
| 92 | |
jbroman | 5a1db87 | 2015-11-19 01:19:48 +0900 | [diff] [blame] | 93 | void TracedValue::SetIntegerWithCopiedName(base::StringPiece name, int value) { |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 94 | DCHECK_CURRENT_CONTAINER_IS(kStackTypeDict); |
| 95 | pickle_.WriteBytes(&kTypeInt, 1); |
| 96 | pickle_.WriteInt(value); |
jbroman | 5a1db87 | 2015-11-19 01:19:48 +0900 | [diff] [blame] | 97 | WriteKeyNameWithCopy(pickle_, name); |
yurys@chromium.org | 937ea9d | 2014-08-01 22:10:38 +0900 | [diff] [blame] | 98 | } |
| 99 | |
| 100 | void TracedValue::SetDouble(const char* name, double value) { |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 101 | DCHECK_CURRENT_CONTAINER_IS(kStackTypeDict); |
| 102 | pickle_.WriteBytes(&kTypeDouble, 1); |
| 103 | pickle_.WriteDouble(value); |
| 104 | WriteKeyNameAsRawPtr(pickle_, name); |
| 105 | } |
| 106 | |
jbroman | 5a1db87 | 2015-11-19 01:19:48 +0900 | [diff] [blame] | 107 | void TracedValue::SetDoubleWithCopiedName(base::StringPiece name, |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 108 | double value) { |
| 109 | DCHECK_CURRENT_CONTAINER_IS(kStackTypeDict); |
| 110 | pickle_.WriteBytes(&kTypeDouble, 1); |
| 111 | pickle_.WriteDouble(value); |
jbroman | 5a1db87 | 2015-11-19 01:19:48 +0900 | [diff] [blame] | 112 | WriteKeyNameWithCopy(pickle_, name); |
yurys@chromium.org | 937ea9d | 2014-08-01 22:10:38 +0900 | [diff] [blame] | 113 | } |
| 114 | |
| 115 | void TracedValue::SetBoolean(const char* name, bool value) { |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 116 | DCHECK_CURRENT_CONTAINER_IS(kStackTypeDict); |
| 117 | pickle_.WriteBytes(&kTypeBool, 1); |
| 118 | pickle_.WriteBool(value); |
| 119 | WriteKeyNameAsRawPtr(pickle_, name); |
| 120 | } |
| 121 | |
jbroman | 5a1db87 | 2015-11-19 01:19:48 +0900 | [diff] [blame] | 122 | void TracedValue::SetBooleanWithCopiedName(base::StringPiece name, |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 123 | bool value) { |
| 124 | DCHECK_CURRENT_CONTAINER_IS(kStackTypeDict); |
| 125 | pickle_.WriteBytes(&kTypeBool, 1); |
| 126 | pickle_.WriteBool(value); |
jbroman | 5a1db87 | 2015-11-19 01:19:48 +0900 | [diff] [blame] | 127 | WriteKeyNameWithCopy(pickle_, name); |
yurys@chromium.org | 937ea9d | 2014-08-01 22:10:38 +0900 | [diff] [blame] | 128 | } |
| 129 | |
jbroman | 5a1db87 | 2015-11-19 01:19:48 +0900 | [diff] [blame] | 130 | void TracedValue::SetString(const char* name, base::StringPiece value) { |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 131 | DCHECK_CURRENT_CONTAINER_IS(kStackTypeDict); |
| 132 | pickle_.WriteBytes(&kTypeString, 1); |
| 133 | pickle_.WriteString(value); |
| 134 | WriteKeyNameAsRawPtr(pickle_, name); |
yurys@chromium.org | 937ea9d | 2014-08-01 22:10:38 +0900 | [diff] [blame] | 135 | } |
| 136 | |
jbroman | 5a1db87 | 2015-11-19 01:19:48 +0900 | [diff] [blame] | 137 | void TracedValue::SetStringWithCopiedName(base::StringPiece name, |
| 138 | base::StringPiece value) { |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 139 | DCHECK_CURRENT_CONTAINER_IS(kStackTypeDict); |
| 140 | pickle_.WriteBytes(&kTypeString, 1); |
| 141 | pickle_.WriteString(value); |
jbroman | 5a1db87 | 2015-11-19 01:19:48 +0900 | [diff] [blame] | 142 | WriteKeyNameWithCopy(pickle_, name); |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 143 | } |
| 144 | |
| 145 | void TracedValue::SetValue(const char* name, const TracedValue& value) { |
| 146 | DCHECK_CURRENT_CONTAINER_IS(kStackTypeDict); |
| 147 | BeginDictionary(name); |
| 148 | pickle_.WriteBytes(value.pickle_.payload(), |
| 149 | static_cast<int>(value.pickle_.payload_size())); |
| 150 | EndDictionary(); |
| 151 | } |
| 152 | |
jbroman | 5a1db87 | 2015-11-19 01:19:48 +0900 | [diff] [blame] | 153 | void TracedValue::SetValueWithCopiedName(base::StringPiece name, |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 154 | const TracedValue& value) { |
| 155 | DCHECK_CURRENT_CONTAINER_IS(kStackTypeDict); |
| 156 | BeginDictionaryWithCopiedName(name); |
| 157 | pickle_.WriteBytes(value.pickle_.payload(), |
| 158 | static_cast<int>(value.pickle_.payload_size())); |
| 159 | EndDictionary(); |
yurys@chromium.org | 937ea9d | 2014-08-01 22:10:38 +0900 | [diff] [blame] | 160 | } |
| 161 | |
| 162 | void TracedValue::BeginDictionary(const char* name) { |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 163 | DCHECK_CURRENT_CONTAINER_IS(kStackTypeDict); |
| 164 | DEBUG_PUSH_CONTAINER(kStackTypeDict); |
| 165 | pickle_.WriteBytes(&kTypeStartDict, 1); |
| 166 | WriteKeyNameAsRawPtr(pickle_, name); |
| 167 | } |
| 168 | |
jbroman | 5a1db87 | 2015-11-19 01:19:48 +0900 | [diff] [blame] | 169 | void TracedValue::BeginDictionaryWithCopiedName(base::StringPiece name) { |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 170 | DCHECK_CURRENT_CONTAINER_IS(kStackTypeDict); |
| 171 | DEBUG_PUSH_CONTAINER(kStackTypeDict); |
| 172 | pickle_.WriteBytes(&kTypeStartDict, 1); |
jbroman | 5a1db87 | 2015-11-19 01:19:48 +0900 | [diff] [blame] | 173 | WriteKeyNameWithCopy(pickle_, name); |
yurys@chromium.org | 937ea9d | 2014-08-01 22:10:38 +0900 | [diff] [blame] | 174 | } |
| 175 | |
| 176 | void TracedValue::BeginArray(const char* name) { |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 177 | DCHECK_CURRENT_CONTAINER_IS(kStackTypeDict); |
| 178 | DEBUG_PUSH_CONTAINER(kStackTypeArray); |
| 179 | pickle_.WriteBytes(&kTypeStartArray, 1); |
| 180 | WriteKeyNameAsRawPtr(pickle_, name); |
| 181 | } |
| 182 | |
jbroman | 5a1db87 | 2015-11-19 01:19:48 +0900 | [diff] [blame] | 183 | void TracedValue::BeginArrayWithCopiedName(base::StringPiece name) { |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 184 | DCHECK_CURRENT_CONTAINER_IS(kStackTypeDict); |
| 185 | DEBUG_PUSH_CONTAINER(kStackTypeArray); |
| 186 | pickle_.WriteBytes(&kTypeStartArray, 1); |
jbroman | 5a1db87 | 2015-11-19 01:19:48 +0900 | [diff] [blame] | 187 | WriteKeyNameWithCopy(pickle_, name); |
yurys@chromium.org | 937ea9d | 2014-08-01 22:10:38 +0900 | [diff] [blame] | 188 | } |
| 189 | |
| 190 | void TracedValue::EndDictionary() { |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 191 | DCHECK_CURRENT_CONTAINER_IS(kStackTypeDict); |
| 192 | DEBUG_POP_CONTAINER(); |
| 193 | pickle_.WriteBytes(&kTypeEndDict, 1); |
yurys@chromium.org | 937ea9d | 2014-08-01 22:10:38 +0900 | [diff] [blame] | 194 | } |
| 195 | |
| 196 | void TracedValue::AppendInteger(int value) { |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 197 | DCHECK_CURRENT_CONTAINER_IS(kStackTypeArray); |
| 198 | pickle_.WriteBytes(&kTypeInt, 1); |
| 199 | pickle_.WriteInt(value); |
yurys@chromium.org | 937ea9d | 2014-08-01 22:10:38 +0900 | [diff] [blame] | 200 | } |
| 201 | |
| 202 | void TracedValue::AppendDouble(double value) { |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 203 | DCHECK_CURRENT_CONTAINER_IS(kStackTypeArray); |
| 204 | pickle_.WriteBytes(&kTypeDouble, 1); |
| 205 | pickle_.WriteDouble(value); |
yurys@chromium.org | 937ea9d | 2014-08-01 22:10:38 +0900 | [diff] [blame] | 206 | } |
| 207 | |
| 208 | void TracedValue::AppendBoolean(bool value) { |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 209 | DCHECK_CURRENT_CONTAINER_IS(kStackTypeArray); |
| 210 | pickle_.WriteBytes(&kTypeBool, 1); |
| 211 | pickle_.WriteBool(value); |
yurys@chromium.org | 937ea9d | 2014-08-01 22:10:38 +0900 | [diff] [blame] | 212 | } |
| 213 | |
jbroman | 5a1db87 | 2015-11-19 01:19:48 +0900 | [diff] [blame] | 214 | void TracedValue::AppendString(base::StringPiece value) { |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 215 | DCHECK_CURRENT_CONTAINER_IS(kStackTypeArray); |
| 216 | pickle_.WriteBytes(&kTypeString, 1); |
| 217 | pickle_.WriteString(value); |
yurys@chromium.org | 937ea9d | 2014-08-01 22:10:38 +0900 | [diff] [blame] | 218 | } |
| 219 | |
| 220 | void TracedValue::BeginArray() { |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 221 | DCHECK_CURRENT_CONTAINER_IS(kStackTypeArray); |
| 222 | DEBUG_PUSH_CONTAINER(kStackTypeArray); |
| 223 | pickle_.WriteBytes(&kTypeStartArray, 1); |
yurys@chromium.org | 937ea9d | 2014-08-01 22:10:38 +0900 | [diff] [blame] | 224 | } |
| 225 | |
| 226 | void TracedValue::BeginDictionary() { |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 227 | DCHECK_CURRENT_CONTAINER_IS(kStackTypeArray); |
| 228 | DEBUG_PUSH_CONTAINER(kStackTypeDict); |
| 229 | pickle_.WriteBytes(&kTypeStartDict, 1); |
yurys@chromium.org | 937ea9d | 2014-08-01 22:10:38 +0900 | [diff] [blame] | 230 | } |
| 231 | |
| 232 | void TracedValue::EndArray() { |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 233 | DCHECK_CURRENT_CONTAINER_IS(kStackTypeArray); |
| 234 | DEBUG_POP_CONTAINER(); |
| 235 | pickle_.WriteBytes(&kTypeEndArray, 1); |
yurys@chromium.org | 937ea9d | 2014-08-01 22:10:38 +0900 | [diff] [blame] | 236 | } |
| 237 | |
dcheng | cc8e4d8 | 2016-04-05 06:25:51 +0900 | [diff] [blame] | 238 | void TracedValue::SetValue(const char* name, |
| 239 | std::unique_ptr<base::Value> value) { |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 240 | SetBaseValueWithCopiedName(name, *value); |
yurys@chromium.org | 937ea9d | 2014-08-01 22:10:38 +0900 | [diff] [blame] | 241 | } |
| 242 | |
jbroman | 5a1db87 | 2015-11-19 01:19:48 +0900 | [diff] [blame] | 243 | void TracedValue::SetBaseValueWithCopiedName(base::StringPiece name, |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 244 | const base::Value& value) { |
| 245 | DCHECK_CURRENT_CONTAINER_IS(kStackTypeDict); |
| 246 | switch (value.GetType()) { |
jdoerrie | 89ee31a | 2016-12-08 00:43:28 +0900 | [diff] [blame] | 247 | case base::Value::Type::NONE: |
| 248 | case base::Value::Type::BINARY: |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 249 | NOTREACHED(); |
| 250 | break; |
| 251 | |
jdoerrie | 89ee31a | 2016-12-08 00:43:28 +0900 | [diff] [blame] | 252 | case base::Value::Type::BOOLEAN: { |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 253 | bool bool_value; |
| 254 | value.GetAsBoolean(&bool_value); |
| 255 | SetBooleanWithCopiedName(name, bool_value); |
| 256 | } break; |
| 257 | |
jdoerrie | 89ee31a | 2016-12-08 00:43:28 +0900 | [diff] [blame] | 258 | case base::Value::Type::INTEGER: { |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 259 | int int_value; |
| 260 | value.GetAsInteger(&int_value); |
| 261 | SetIntegerWithCopiedName(name, int_value); |
| 262 | } break; |
| 263 | |
jdoerrie | 89ee31a | 2016-12-08 00:43:28 +0900 | [diff] [blame] | 264 | case base::Value::Type::DOUBLE: { |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 265 | double double_value; |
| 266 | value.GetAsDouble(&double_value); |
| 267 | SetDoubleWithCopiedName(name, double_value); |
| 268 | } break; |
| 269 | |
jdoerrie | 89ee31a | 2016-12-08 00:43:28 +0900 | [diff] [blame] | 270 | case base::Value::Type::STRING: { |
jdoerrie | 0d1295b | 2017-03-06 20:12:04 +0900 | [diff] [blame] | 271 | const Value* string_value; |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 272 | value.GetAsString(&string_value); |
| 273 | SetStringWithCopiedName(name, string_value->GetString()); |
| 274 | } break; |
| 275 | |
jdoerrie | 89ee31a | 2016-12-08 00:43:28 +0900 | [diff] [blame] | 276 | case base::Value::Type::DICTIONARY: { |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 277 | const DictionaryValue* dict_value; |
| 278 | value.GetAsDictionary(&dict_value); |
| 279 | BeginDictionaryWithCopiedName(name); |
| 280 | for (DictionaryValue::Iterator it(*dict_value); !it.IsAtEnd(); |
| 281 | it.Advance()) { |
| 282 | SetBaseValueWithCopiedName(it.key(), it.value()); |
| 283 | } |
| 284 | EndDictionary(); |
| 285 | } break; |
| 286 | |
jdoerrie | 89ee31a | 2016-12-08 00:43:28 +0900 | [diff] [blame] | 287 | case base::Value::Type::LIST: { |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 288 | const ListValue* list_value; |
| 289 | value.GetAsList(&list_value); |
| 290 | BeginArrayWithCopiedName(name); |
dcheng | 1fa44fb | 2016-05-26 03:30:47 +0900 | [diff] [blame] | 291 | for (const auto& base_value : *list_value) |
jdoerrie | 4518400 | 2017-04-12 03:09:14 +0900 | [diff] [blame^] | 292 | AppendBaseValue(base_value); |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 293 | EndArray(); |
| 294 | } break; |
| 295 | } |
| 296 | } |
| 297 | |
| 298 | void TracedValue::AppendBaseValue(const base::Value& value) { |
| 299 | DCHECK_CURRENT_CONTAINER_IS(kStackTypeArray); |
| 300 | switch (value.GetType()) { |
jdoerrie | 89ee31a | 2016-12-08 00:43:28 +0900 | [diff] [blame] | 301 | case base::Value::Type::NONE: |
| 302 | case base::Value::Type::BINARY: |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 303 | NOTREACHED(); |
| 304 | break; |
| 305 | |
jdoerrie | 89ee31a | 2016-12-08 00:43:28 +0900 | [diff] [blame] | 306 | case base::Value::Type::BOOLEAN: { |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 307 | bool bool_value; |
| 308 | value.GetAsBoolean(&bool_value); |
| 309 | AppendBoolean(bool_value); |
| 310 | } break; |
| 311 | |
jdoerrie | 89ee31a | 2016-12-08 00:43:28 +0900 | [diff] [blame] | 312 | case base::Value::Type::INTEGER: { |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 313 | int int_value; |
| 314 | value.GetAsInteger(&int_value); |
| 315 | AppendInteger(int_value); |
| 316 | } break; |
| 317 | |
jdoerrie | 89ee31a | 2016-12-08 00:43:28 +0900 | [diff] [blame] | 318 | case base::Value::Type::DOUBLE: { |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 319 | double double_value; |
| 320 | value.GetAsDouble(&double_value); |
| 321 | AppendDouble(double_value); |
| 322 | } break; |
| 323 | |
jdoerrie | 89ee31a | 2016-12-08 00:43:28 +0900 | [diff] [blame] | 324 | case base::Value::Type::STRING: { |
jdoerrie | 0d1295b | 2017-03-06 20:12:04 +0900 | [diff] [blame] | 325 | const Value* string_value; |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 326 | value.GetAsString(&string_value); |
| 327 | AppendString(string_value->GetString()); |
| 328 | } break; |
| 329 | |
jdoerrie | 89ee31a | 2016-12-08 00:43:28 +0900 | [diff] [blame] | 330 | case base::Value::Type::DICTIONARY: { |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 331 | const DictionaryValue* dict_value; |
| 332 | value.GetAsDictionary(&dict_value); |
| 333 | BeginDictionary(); |
| 334 | for (DictionaryValue::Iterator it(*dict_value); !it.IsAtEnd(); |
| 335 | it.Advance()) { |
| 336 | SetBaseValueWithCopiedName(it.key(), it.value()); |
| 337 | } |
| 338 | EndDictionary(); |
| 339 | } break; |
| 340 | |
jdoerrie | 89ee31a | 2016-12-08 00:43:28 +0900 | [diff] [blame] | 341 | case base::Value::Type::LIST: { |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 342 | const ListValue* list_value; |
| 343 | value.GetAsList(&list_value); |
| 344 | BeginArray(); |
dcheng | 1fa44fb | 2016-05-26 03:30:47 +0900 | [diff] [blame] | 345 | for (const auto& base_value : *list_value) |
jdoerrie | 4518400 | 2017-04-12 03:09:14 +0900 | [diff] [blame^] | 346 | AppendBaseValue(base_value); |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 347 | EndArray(); |
| 348 | } break; |
| 349 | } |
| 350 | } |
| 351 | |
dcheng | cc8e4d8 | 2016-04-05 06:25:51 +0900 | [diff] [blame] | 352 | std::unique_ptr<base::Value> TracedValue::ToBaseValue() const { |
| 353 | std::unique_ptr<DictionaryValue> root(new DictionaryValue); |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 354 | DictionaryValue* cur_dict = root.get(); |
| 355 | ListValue* cur_list = nullptr; |
| 356 | std::vector<Value*> stack; |
| 357 | PickleIterator it(pickle_); |
| 358 | const char* type; |
| 359 | |
| 360 | while (it.ReadBytes(&type, 1)) { |
| 361 | DCHECK((cur_dict && !cur_list) || (cur_list && !cur_dict)); |
| 362 | switch (*type) { |
| 363 | case kTypeStartDict: { |
vmpstr | 39d09dc | 2016-06-29 11:15:58 +0900 | [diff] [blame] | 364 | auto* new_dict = new DictionaryValue(); |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 365 | if (cur_dict) { |
primiano | e62a75d | 2015-09-18 18:57:40 +0900 | [diff] [blame] | 366 | cur_dict->SetWithoutPathExpansion(ReadKeyName(it), |
dcheng | cc8e4d8 | 2016-04-05 06:25:51 +0900 | [diff] [blame] | 367 | WrapUnique(new_dict)); |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 368 | stack.push_back(cur_dict); |
| 369 | cur_dict = new_dict; |
| 370 | } else { |
dcheng | cc8e4d8 | 2016-04-05 06:25:51 +0900 | [diff] [blame] | 371 | cur_list->Append(WrapUnique(new_dict)); |
jdoerrie | 4518400 | 2017-04-12 03:09:14 +0900 | [diff] [blame^] | 372 | // |new_dict| is invalidated at this point, so |cur_dict| needs to be |
| 373 | // reset. |
| 374 | cur_list->GetDictionary(cur_list->GetSize() - 1, &cur_dict); |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 375 | stack.push_back(cur_list); |
| 376 | cur_list = nullptr; |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 377 | } |
| 378 | } break; |
| 379 | |
| 380 | case kTypeEndArray: |
| 381 | case kTypeEndDict: { |
| 382 | if (stack.back()->GetAsDictionary(&cur_dict)) { |
| 383 | cur_list = nullptr; |
| 384 | } else if (stack.back()->GetAsList(&cur_list)) { |
| 385 | cur_dict = nullptr; |
| 386 | } |
| 387 | stack.pop_back(); |
| 388 | } break; |
| 389 | |
| 390 | case kTypeStartArray: { |
vmpstr | 39d09dc | 2016-06-29 11:15:58 +0900 | [diff] [blame] | 391 | auto* new_list = new ListValue(); |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 392 | if (cur_dict) { |
primiano | e62a75d | 2015-09-18 18:57:40 +0900 | [diff] [blame] | 393 | cur_dict->SetWithoutPathExpansion(ReadKeyName(it), |
dcheng | cc8e4d8 | 2016-04-05 06:25:51 +0900 | [diff] [blame] | 394 | WrapUnique(new_list)); |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 395 | stack.push_back(cur_dict); |
| 396 | cur_dict = nullptr; |
| 397 | cur_list = new_list; |
| 398 | } else { |
dcheng | cc8e4d8 | 2016-04-05 06:25:51 +0900 | [diff] [blame] | 399 | cur_list->Append(WrapUnique(new_list)); |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 400 | stack.push_back(cur_list); |
jdoerrie | 4518400 | 2017-04-12 03:09:14 +0900 | [diff] [blame^] | 401 | // |cur_list| is invalidated at this point, so it needs to be reset. |
| 402 | cur_list->GetList(cur_list->GetSize() - 1, &cur_list); |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 403 | } |
| 404 | } break; |
| 405 | |
| 406 | case kTypeBool: { |
| 407 | bool value; |
| 408 | CHECK(it.ReadBool(&value)); |
| 409 | if (cur_dict) { |
primiano | e62a75d | 2015-09-18 18:57:40 +0900 | [diff] [blame] | 410 | cur_dict->SetBooleanWithoutPathExpansion(ReadKeyName(it), value); |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 411 | } else { |
| 412 | cur_list->AppendBoolean(value); |
| 413 | } |
| 414 | } break; |
| 415 | |
| 416 | case kTypeInt: { |
| 417 | int value; |
| 418 | CHECK(it.ReadInt(&value)); |
| 419 | if (cur_dict) { |
primiano | e62a75d | 2015-09-18 18:57:40 +0900 | [diff] [blame] | 420 | cur_dict->SetIntegerWithoutPathExpansion(ReadKeyName(it), value); |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 421 | } else { |
| 422 | cur_list->AppendInteger(value); |
| 423 | } |
| 424 | } break; |
| 425 | |
| 426 | case kTypeDouble: { |
| 427 | double value; |
| 428 | CHECK(it.ReadDouble(&value)); |
| 429 | if (cur_dict) { |
primiano | e62a75d | 2015-09-18 18:57:40 +0900 | [diff] [blame] | 430 | cur_dict->SetDoubleWithoutPathExpansion(ReadKeyName(it), value); |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 431 | } else { |
| 432 | cur_list->AppendDouble(value); |
| 433 | } |
| 434 | } break; |
| 435 | |
| 436 | case kTypeString: { |
| 437 | std::string value; |
| 438 | CHECK(it.ReadString(&value)); |
| 439 | if (cur_dict) { |
primiano | e62a75d | 2015-09-18 18:57:40 +0900 | [diff] [blame] | 440 | cur_dict->SetStringWithoutPathExpansion(ReadKeyName(it), value); |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 441 | } else { |
| 442 | cur_list->AppendString(value); |
| 443 | } |
| 444 | } break; |
| 445 | |
| 446 | default: |
| 447 | NOTREACHED(); |
| 448 | } |
| 449 | } |
| 450 | DCHECK(stack.empty()); |
danakj | 800d2ea | 2015-11-25 14:29:58 +0900 | [diff] [blame] | 451 | return std::move(root); |
yurys@chromium.org | 937ea9d | 2014-08-01 22:10:38 +0900 | [diff] [blame] | 452 | } |
| 453 | |
| 454 | void TracedValue::AppendAsTraceFormat(std::string* out) const { |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 455 | DCHECK_CURRENT_CONTAINER_IS(kStackTypeDict); |
| 456 | DCHECK_CONTAINER_STACK_DEPTH_EQ(1u); |
| 457 | |
| 458 | // TODO(primiano): this could be smarter, skip the ToBaseValue encoding and |
| 459 | // produce the JSON on its own. This will require refactoring JSONWriter |
| 460 | // to decouple the base::Value traversal from the JSON writing bits |
yurys@chromium.org | 937ea9d | 2014-08-01 22:10:38 +0900 | [diff] [blame] | 461 | std::string tmp; |
primiano | 9f75b24 | 2015-06-11 21:15:07 +0900 | [diff] [blame] | 462 | JSONWriter::Write(*ToBaseValue(), &tmp); |
yurys@chromium.org | 937ea9d | 2014-08-01 22:10:38 +0900 | [diff] [blame] | 463 | *out += tmp; |
yurys@chromium.org | 937ea9d | 2014-08-01 22:10:38 +0900 | [diff] [blame] | 464 | } |
| 465 | |
primiano | f599925 | 2015-06-11 09:43:15 +0900 | [diff] [blame] | 466 | void TracedValue::EstimateTraceMemoryOverhead( |
| 467 | TraceEventMemoryOverhead* overhead) { |
primiano | fb2bebf | 2015-06-13 05:38:20 +0900 | [diff] [blame] | 468 | overhead->Add("TracedValue", |
primiano | 47c6906 | 2015-07-25 05:13:32 +0900 | [diff] [blame] | 469 | /* allocated size */ |
bashi | 6cd2012 | 2016-04-12 10:05:43 +0900 | [diff] [blame] | 470 | pickle_.GetTotalAllocatedSize(), |
primiano | 47c6906 | 2015-07-25 05:13:32 +0900 | [diff] [blame] | 471 | /* resident size */ |
bashi | 6cd2012 | 2016-04-12 10:05:43 +0900 | [diff] [blame] | 472 | pickle_.size()); |
primiano | f599925 | 2015-06-11 09:43:15 +0900 | [diff] [blame] | 473 | } |
| 474 | |
primiano | d6acdd2 | 2015-02-05 23:20:26 +0900 | [diff] [blame] | 475 | } // namespace trace_event |
yurys@chromium.org | 937ea9d | 2014-08-01 22:10:38 +0900 | [diff] [blame] | 476 | } // namespace base |