Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2017 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 | |
Tej Singh | 484524a | 2018-02-01 15:10:05 -0800 | [diff] [blame] | 17 | #define DEBUG false // STOPSHIP if true |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 18 | #include "logd/LogEvent.h" |
| 19 | |
Muhammad Qureshi | 3f9c330 | 2020-04-01 16:11:53 -0700 | [diff] [blame] | 20 | #include <android-base/stringprintf.h> |
| 21 | #include <android/binder_ibinder.h> |
| 22 | #include <private/android_filesystem_config.h> |
| 23 | |
Ruchir Rastogi | 1329651 | 2020-03-24 10:59:49 -0700 | [diff] [blame] | 24 | #include "annotations.h" |
Yangster-mac | 2087716 | 2017-12-22 17:19:39 -0800 | [diff] [blame] | 25 | #include "stats_log_util.h" |
Jeffrey Huang | 74fc435 | 2020-03-06 15:18:33 -0800 | [diff] [blame] | 26 | #include "statslog_statsd.h" |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 27 | |
| 28 | namespace android { |
| 29 | namespace os { |
| 30 | namespace statsd { |
| 31 | |
Jeff Hamilton | fa2f91c | 2019-03-22 00:25:02 -0400 | [diff] [blame] | 32 | // for TrainInfo experiment id serialization |
| 33 | const int FIELD_ID_EXPERIMENT_ID = 1; |
| 34 | |
yro | 24809bd | 2017-10-31 23:06:53 -0700 | [diff] [blame] | 35 | using namespace android::util; |
Ruchir Rastogi | e449b0c | 2020-02-10 17:40:09 -0800 | [diff] [blame] | 36 | using android::base::StringPrintf; |
Yao Chen | 9c1debe | 2018-02-19 14:39:19 -0800 | [diff] [blame] | 37 | using android::util::ProtoOutputStream; |
David Chen | 1481fe1 | 2017-10-16 13:16:34 -0700 | [diff] [blame] | 38 | using std::string; |
Yao Chen | 9c1debe | 2018-02-19 14:39:19 -0800 | [diff] [blame] | 39 | using std::vector; |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 40 | |
Tej Singh | b26d044 | 2020-01-31 16:18:21 -0800 | [diff] [blame] | 41 | // stats_event.h socket types. Keep in sync. |
| 42 | /* ERRORS */ |
| 43 | #define ERROR_NO_TIMESTAMP 0x1 |
| 44 | #define ERROR_NO_ATOM_ID 0x2 |
| 45 | #define ERROR_OVERFLOW 0x4 |
| 46 | #define ERROR_ATTRIBUTION_CHAIN_TOO_LONG 0x8 |
| 47 | #define ERROR_TOO_MANY_KEY_VALUE_PAIRS 0x10 |
| 48 | #define ERROR_ANNOTATION_DOES_NOT_FOLLOW_FIELD 0x20 |
| 49 | #define ERROR_INVALID_ANNOTATION_ID 0x40 |
| 50 | #define ERROR_ANNOTATION_ID_TOO_LARGE 0x80 |
| 51 | #define ERROR_TOO_MANY_ANNOTATIONS 0x100 |
| 52 | #define ERROR_TOO_MANY_FIELDS 0x200 |
| 53 | #define ERROR_INVALID_VALUE_TYPE 0x400 |
| 54 | #define ERROR_STRING_NOT_NULL_TERMINATED 0x800 |
| 55 | |
| 56 | /* TYPE IDS */ |
| 57 | #define INT32_TYPE 0x00 |
| 58 | #define INT64_TYPE 0x01 |
| 59 | #define STRING_TYPE 0x02 |
| 60 | #define LIST_TYPE 0x03 |
| 61 | #define FLOAT_TYPE 0x04 |
| 62 | #define BOOL_TYPE 0x05 |
| 63 | #define BYTE_ARRAY_TYPE 0x06 |
| 64 | #define OBJECT_TYPE 0x07 |
| 65 | #define KEY_VALUE_PAIRS_TYPE 0x08 |
| 66 | #define ATTRIBUTION_CHAIN_TYPE 0x09 |
| 67 | #define ERROR_TYPE 0x0F |
| 68 | |
Ruchir Rastogi | dfd63d4 | 2020-02-20 17:54:13 -0800 | [diff] [blame] | 69 | LogEvent::LogEvent(int32_t uid, int32_t pid) |
Muhammad Qureshi | 3f9c330 | 2020-04-01 16:11:53 -0700 | [diff] [blame] | 70 | : mLogdTimestampNs(time(nullptr)), mLogUid(uid), mLogPid(pid) { |
Ruchir Rastogi | dfd63d4 | 2020-02-20 17:54:13 -0800 | [diff] [blame] | 71 | } |
| 72 | |
Chenjie Yu | 6b1667c | 2019-01-18 10:09:33 -0800 | [diff] [blame] | 73 | LogEvent::LogEvent(const string& trainName, int64_t trainVersionCode, bool requiresStaging, |
| 74 | bool rollbackEnabled, bool requiresLowLatencyMonitor, int32_t state, |
| 75 | const std::vector<uint8_t>& experimentIds, int32_t userId) { |
| 76 | mLogdTimestampNs = getWallClockNs(); |
| 77 | mElapsedTimestampNs = getElapsedRealtimeNs(); |
Jeffrey Huang | 74fc435 | 2020-03-06 15:18:33 -0800 | [diff] [blame] | 78 | mTagId = util::BINARY_PUSH_STATE_CHANGED; |
Ruchir Rastogi | e449b0c | 2020-02-10 17:40:09 -0800 | [diff] [blame] | 79 | mLogUid = AIBinder_getCallingUid(); |
| 80 | mLogPid = AIBinder_getCallingPid(); |
Chenjie Yu | 6b1667c | 2019-01-18 10:09:33 -0800 | [diff] [blame] | 81 | |
| 82 | mValues.push_back(FieldValue(Field(mTagId, getSimpleField(1)), Value(trainName))); |
| 83 | mValues.push_back(FieldValue(Field(mTagId, getSimpleField(2)), Value(trainVersionCode))); |
| 84 | mValues.push_back(FieldValue(Field(mTagId, getSimpleField(3)), Value((int)requiresStaging))); |
| 85 | mValues.push_back(FieldValue(Field(mTagId, getSimpleField(4)), Value((int)rollbackEnabled))); |
| 86 | mValues.push_back( |
| 87 | FieldValue(Field(mTagId, getSimpleField(5)), Value((int)requiresLowLatencyMonitor))); |
| 88 | mValues.push_back(FieldValue(Field(mTagId, getSimpleField(6)), Value(state))); |
| 89 | mValues.push_back(FieldValue(Field(mTagId, getSimpleField(7)), Value(experimentIds))); |
| 90 | mValues.push_back(FieldValue(Field(mTagId, getSimpleField(8)), Value(userId))); |
| 91 | } |
| 92 | |
Howard Ro | a46b658 | 2018-09-18 16:45:02 -0700 | [diff] [blame] | 93 | LogEvent::LogEvent(int64_t wallClockTimestampNs, int64_t elapsedTimestampNs, |
Chenjie Yu | 97dbb20 | 2019-02-13 16:42:04 -0800 | [diff] [blame] | 94 | const InstallTrainInfo& trainInfo) { |
| 95 | mLogdTimestampNs = wallClockTimestampNs; |
| 96 | mElapsedTimestampNs = elapsedTimestampNs; |
Jeffrey Huang | 74fc435 | 2020-03-06 15:18:33 -0800 | [diff] [blame] | 97 | mTagId = util::TRAIN_INFO; |
Muhammad Qureshi | f4ca824 | 2019-03-01 09:20:15 -0800 | [diff] [blame] | 98 | |
Chenjie Yu | 97dbb20 | 2019-02-13 16:42:04 -0800 | [diff] [blame] | 99 | mValues.push_back( |
| 100 | FieldValue(Field(mTagId, getSimpleField(1)), Value(trainInfo.trainVersionCode))); |
Jeff Hamilton | fa2f91c | 2019-03-22 00:25:02 -0400 | [diff] [blame] | 101 | std::vector<uint8_t> experimentIdsProto; |
| 102 | writeExperimentIdsToProto(trainInfo.experimentIds, &experimentIdsProto); |
| 103 | mValues.push_back(FieldValue(Field(mTagId, getSimpleField(2)), Value(experimentIdsProto))); |
Muhammad Qureshi | f4ca824 | 2019-03-01 09:20:15 -0800 | [diff] [blame] | 104 | mValues.push_back(FieldValue(Field(mTagId, getSimpleField(3)), Value(trainInfo.trainName))); |
| 105 | mValues.push_back(FieldValue(Field(mTagId, getSimpleField(4)), Value(trainInfo.status))); |
Chenjie Yu | 97dbb20 | 2019-02-13 16:42:04 -0800 | [diff] [blame] | 106 | } |
| 107 | |
Ruchir Rastogi | 84eb44b | 2020-03-12 18:48:48 -0700 | [diff] [blame] | 108 | void LogEvent::parseInt32(int32_t* pos, int32_t depth, bool* last, uint8_t numAnnotations) { |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 109 | int32_t value = readNextValue<int32_t>(); |
| 110 | addToValues(pos, depth, value, last); |
Ruchir Rastogi | 84eb44b | 2020-03-12 18:48:48 -0700 | [diff] [blame] | 111 | parseAnnotations(numAnnotations); |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 112 | } |
| 113 | |
Ruchir Rastogi | 84eb44b | 2020-03-12 18:48:48 -0700 | [diff] [blame] | 114 | void LogEvent::parseInt64(int32_t* pos, int32_t depth, bool* last, uint8_t numAnnotations) { |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 115 | int64_t value = readNextValue<int64_t>(); |
| 116 | addToValues(pos, depth, value, last); |
Ruchir Rastogi | 84eb44b | 2020-03-12 18:48:48 -0700 | [diff] [blame] | 117 | parseAnnotations(numAnnotations); |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 118 | } |
| 119 | |
Ruchir Rastogi | 84eb44b | 2020-03-12 18:48:48 -0700 | [diff] [blame] | 120 | void LogEvent::parseString(int32_t* pos, int32_t depth, bool* last, uint8_t numAnnotations) { |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 121 | int32_t numBytes = readNextValue<int32_t>(); |
| 122 | if ((uint32_t)numBytes > mRemainingLen) { |
| 123 | mValid = false; |
| 124 | return; |
| 125 | } |
| 126 | |
| 127 | string value = string((char*)mBuf, numBytes); |
| 128 | mBuf += numBytes; |
| 129 | mRemainingLen -= numBytes; |
| 130 | addToValues(pos, depth, value, last); |
Ruchir Rastogi | 84eb44b | 2020-03-12 18:48:48 -0700 | [diff] [blame] | 131 | parseAnnotations(numAnnotations); |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 132 | } |
| 133 | |
Ruchir Rastogi | 84eb44b | 2020-03-12 18:48:48 -0700 | [diff] [blame] | 134 | void LogEvent::parseFloat(int32_t* pos, int32_t depth, bool* last, uint8_t numAnnotations) { |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 135 | float value = readNextValue<float>(); |
| 136 | addToValues(pos, depth, value, last); |
Ruchir Rastogi | 84eb44b | 2020-03-12 18:48:48 -0700 | [diff] [blame] | 137 | parseAnnotations(numAnnotations); |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 138 | } |
| 139 | |
Ruchir Rastogi | 84eb44b | 2020-03-12 18:48:48 -0700 | [diff] [blame] | 140 | void LogEvent::parseBool(int32_t* pos, int32_t depth, bool* last, uint8_t numAnnotations) { |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 141 | // cast to int32_t because FieldValue does not support bools |
| 142 | int32_t value = (int32_t)readNextValue<uint8_t>(); |
| 143 | addToValues(pos, depth, value, last); |
Ruchir Rastogi | 84eb44b | 2020-03-12 18:48:48 -0700 | [diff] [blame] | 144 | parseAnnotations(numAnnotations); |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 145 | } |
| 146 | |
Ruchir Rastogi | 84eb44b | 2020-03-12 18:48:48 -0700 | [diff] [blame] | 147 | void LogEvent::parseByteArray(int32_t* pos, int32_t depth, bool* last, uint8_t numAnnotations) { |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 148 | int32_t numBytes = readNextValue<int32_t>(); |
| 149 | if ((uint32_t)numBytes > mRemainingLen) { |
| 150 | mValid = false; |
| 151 | return; |
| 152 | } |
| 153 | |
| 154 | vector<uint8_t> value(mBuf, mBuf + numBytes); |
| 155 | mBuf += numBytes; |
| 156 | mRemainingLen -= numBytes; |
| 157 | addToValues(pos, depth, value, last); |
Ruchir Rastogi | 84eb44b | 2020-03-12 18:48:48 -0700 | [diff] [blame] | 158 | parseAnnotations(numAnnotations); |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 159 | } |
| 160 | |
Ruchir Rastogi | 84eb44b | 2020-03-12 18:48:48 -0700 | [diff] [blame] | 161 | void LogEvent::parseKeyValuePairs(int32_t* pos, int32_t depth, bool* last, uint8_t numAnnotations) { |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 162 | int32_t numPairs = readNextValue<uint8_t>(); |
| 163 | |
| 164 | for (pos[1] = 1; pos[1] <= numPairs; pos[1]++) { |
| 165 | last[1] = (pos[1] == numPairs); |
| 166 | |
| 167 | // parse key |
| 168 | pos[2] = 1; |
Ruchir Rastogi | 84eb44b | 2020-03-12 18:48:48 -0700 | [diff] [blame] | 169 | parseInt32(pos, /*depth=*/2, last, /*numAnnotations=*/0); |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 170 | |
| 171 | // parse value |
| 172 | last[2] = true; |
Ruchir Rastogi | 84eb44b | 2020-03-12 18:48:48 -0700 | [diff] [blame] | 173 | |
| 174 | uint8_t typeInfo = readNextValue<uint8_t>(); |
| 175 | switch (getTypeId(typeInfo)) { |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 176 | case INT32_TYPE: |
Muhammad Qureshi | 3f9c330 | 2020-04-01 16:11:53 -0700 | [diff] [blame] | 177 | pos[2] = 2; // pos[2] determined by index of type in KeyValuePair in atoms.proto |
Ruchir Rastogi | 84eb44b | 2020-03-12 18:48:48 -0700 | [diff] [blame] | 178 | parseInt32(pos, /*depth=*/2, last, /*numAnnotations=*/0); |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 179 | break; |
| 180 | case INT64_TYPE: |
| 181 | pos[2] = 3; |
Ruchir Rastogi | 84eb44b | 2020-03-12 18:48:48 -0700 | [diff] [blame] | 182 | parseInt64(pos, /*depth=*/2, last, /*numAnnotations=*/0); |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 183 | break; |
| 184 | case STRING_TYPE: |
| 185 | pos[2] = 4; |
Ruchir Rastogi | 84eb44b | 2020-03-12 18:48:48 -0700 | [diff] [blame] | 186 | parseString(pos, /*depth=*/2, last, /*numAnnotations=*/0); |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 187 | break; |
| 188 | case FLOAT_TYPE: |
| 189 | pos[2] = 5; |
Ruchir Rastogi | 84eb44b | 2020-03-12 18:48:48 -0700 | [diff] [blame] | 190 | parseFloat(pos, /*depth=*/2, last, /*numAnnotations=*/0); |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 191 | break; |
| 192 | default: |
| 193 | mValid = false; |
| 194 | } |
| 195 | } |
| 196 | |
Ruchir Rastogi | 84eb44b | 2020-03-12 18:48:48 -0700 | [diff] [blame] | 197 | parseAnnotations(numAnnotations); |
| 198 | |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 199 | pos[1] = pos[2] = 1; |
| 200 | last[1] = last[2] = false; |
| 201 | } |
| 202 | |
Ruchir Rastogi | 84eb44b | 2020-03-12 18:48:48 -0700 | [diff] [blame] | 203 | void LogEvent::parseAttributionChain(int32_t* pos, int32_t depth, bool* last, |
| 204 | uint8_t numAnnotations) { |
Muhammad Qureshi | 83aaa66 | 2020-04-21 12:51:36 -0700 | [diff] [blame] | 205 | const unsigned int firstUidInChainIndex = mValues.size(); |
| 206 | const int32_t numNodes = readNextValue<uint8_t>(); |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 207 | for (pos[1] = 1; pos[1] <= numNodes; pos[1]++) { |
| 208 | last[1] = (pos[1] == numNodes); |
| 209 | |
| 210 | // parse uid |
| 211 | pos[2] = 1; |
Ruchir Rastogi | 84eb44b | 2020-03-12 18:48:48 -0700 | [diff] [blame] | 212 | parseInt32(pos, /*depth=*/2, last, /*numAnnotations=*/0); |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 213 | |
| 214 | // parse tag |
| 215 | pos[2] = 2; |
| 216 | last[2] = true; |
Ruchir Rastogi | 84eb44b | 2020-03-12 18:48:48 -0700 | [diff] [blame] | 217 | parseString(pos, /*depth=*/2, last, /*numAnnotations=*/0); |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 218 | } |
Muhammad Qureshi | 83aaa66 | 2020-04-21 12:51:36 -0700 | [diff] [blame] | 219 | // Check if at least one node was successfully parsed. |
| 220 | if (mValues.size() - 1 > firstUidInChainIndex) { |
Ruchir Rastogi | 1e8c57f | 2020-04-27 17:41:58 -0700 | [diff] [blame] | 221 | mAttributionChainStartIndex = static_cast<int8_t>(firstUidInChainIndex); |
| 222 | mAttributionChainEndIndex = static_cast<int8_t>(mValues.size() - 1); |
Muhammad Qureshi | 83aaa66 | 2020-04-21 12:51:36 -0700 | [diff] [blame] | 223 | } |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 224 | |
Ruchir Rastogi | 1329651 | 2020-03-24 10:59:49 -0700 | [diff] [blame] | 225 | parseAnnotations(numAnnotations, firstUidInChainIndex); |
Ruchir Rastogi | 84eb44b | 2020-03-12 18:48:48 -0700 | [diff] [blame] | 226 | |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 227 | pos[1] = pos[2] = 1; |
| 228 | last[1] = last[2] = false; |
| 229 | } |
| 230 | |
Ruchir Rastogi | ffa34f0 | 2020-04-04 15:30:11 -0700 | [diff] [blame] | 231 | // Assumes that mValues is not empty |
| 232 | bool LogEvent::checkPreviousValueType(Type expected) { |
| 233 | return mValues[mValues.size() - 1].mValue.getType() == expected; |
| 234 | } |
| 235 | |
Ruchir Rastogi | 1329651 | 2020-03-24 10:59:49 -0700 | [diff] [blame] | 236 | void LogEvent::parseIsUidAnnotation(uint8_t annotationType) { |
Ruchir Rastogi | ffa34f0 | 2020-04-04 15:30:11 -0700 | [diff] [blame] | 237 | if (mValues.empty() || !checkPreviousValueType(INT) || annotationType != BOOL_TYPE) { |
Ruchir Rastogi | 1329651 | 2020-03-24 10:59:49 -0700 | [diff] [blame] | 238 | mValid = false; |
| 239 | return; |
| 240 | } |
| 241 | |
| 242 | bool isUid = readNextValue<uint8_t>(); |
Ruchir Rastogi | 1e8c57f | 2020-04-27 17:41:58 -0700 | [diff] [blame] | 243 | if (isUid) mUidFieldIndex = static_cast<int8_t>(mValues.size() - 1); |
Ruchir Rastogi | ffa34f0 | 2020-04-04 15:30:11 -0700 | [diff] [blame] | 244 | mValues[mValues.size() - 1].mAnnotations.setUidField(isUid); |
Ruchir Rastogi | 1329651 | 2020-03-24 10:59:49 -0700 | [diff] [blame] | 245 | } |
| 246 | |
| 247 | void LogEvent::parseTruncateTimestampAnnotation(uint8_t annotationType) { |
| 248 | if (!mValues.empty() || annotationType != BOOL_TYPE) { |
| 249 | mValid = false; |
| 250 | return; |
| 251 | } |
| 252 | |
| 253 | mTruncateTimestamp = readNextValue<uint8_t>(); |
| 254 | } |
| 255 | |
Muhammad Qureshi | 3f9c330 | 2020-04-01 16:11:53 -0700 | [diff] [blame] | 256 | void LogEvent::parsePrimaryFieldAnnotation(uint8_t annotationType) { |
| 257 | if (mValues.empty() || annotationType != BOOL_TYPE) { |
Ruchir Rastogi | 1329651 | 2020-03-24 10:59:49 -0700 | [diff] [blame] | 258 | mValid = false; |
| 259 | return; |
| 260 | } |
| 261 | |
Muhammad Qureshi | 3f9c330 | 2020-04-01 16:11:53 -0700 | [diff] [blame] | 262 | const bool primaryField = readNextValue<uint8_t>(); |
| 263 | mValues[mValues.size() - 1].mAnnotations.setPrimaryField(primaryField); |
Ruchir Rastogi | 1329651 | 2020-03-24 10:59:49 -0700 | [diff] [blame] | 264 | } |
| 265 | |
Muhammad Qureshi | 3f9c330 | 2020-04-01 16:11:53 -0700 | [diff] [blame] | 266 | void LogEvent::parsePrimaryFieldFirstUidAnnotation(uint8_t annotationType, |
| 267 | int firstUidInChainIndex) { |
| 268 | if (mValues.empty() || annotationType != BOOL_TYPE || -1 == firstUidInChainIndex) { |
| 269 | mValid = false; |
| 270 | return; |
| 271 | } |
| 272 | |
| 273 | const bool primaryField = readNextValue<uint8_t>(); |
| 274 | mValues[firstUidInChainIndex].mAnnotations.setPrimaryField(primaryField); |
| 275 | } |
| 276 | |
| 277 | void LogEvent::parseExclusiveStateAnnotation(uint8_t annotationType) { |
| 278 | if (mValues.empty() || annotationType != BOOL_TYPE) { |
| 279 | mValid = false; |
| 280 | return; |
| 281 | } |
| 282 | |
| 283 | const bool exclusiveState = readNextValue<uint8_t>(); |
Ruchir Rastogi | 1e8c57f | 2020-04-27 17:41:58 -0700 | [diff] [blame] | 284 | mExclusiveStateFieldIndex = static_cast<int8_t>(mValues.size() - 1); |
Muhammad Qureshi | bfc4bdb | 2020-04-08 06:26:49 -0700 | [diff] [blame] | 285 | mValues[getExclusiveStateFieldIndex()].mAnnotations.setExclusiveState(exclusiveState); |
Muhammad Qureshi | 3f9c330 | 2020-04-01 16:11:53 -0700 | [diff] [blame] | 286 | } |
| 287 | |
| 288 | void LogEvent::parseTriggerStateResetAnnotation(uint8_t annotationType) { |
Ruchir Rastogi | 1329651 | 2020-03-24 10:59:49 -0700 | [diff] [blame] | 289 | if (mValues.empty() || annotationType != INT32_TYPE) { |
| 290 | mValid = false; |
| 291 | return; |
| 292 | } |
| 293 | |
Ruchir Rastogi | 48dbf83 | 2020-04-20 16:50:46 -0700 | [diff] [blame] | 294 | mResetState = readNextValue<int32_t>(); |
Ruchir Rastogi | 1329651 | 2020-03-24 10:59:49 -0700 | [diff] [blame] | 295 | } |
| 296 | |
| 297 | void LogEvent::parseStateNestedAnnotation(uint8_t annotationType) { |
| 298 | if (mValues.empty() || annotationType != BOOL_TYPE) { |
| 299 | mValid = false; |
| 300 | return; |
| 301 | } |
| 302 | |
| 303 | bool nested = readNextValue<uint8_t>(); |
| 304 | mValues[mValues.size() - 1].mAnnotations.setNested(nested); |
| 305 | } |
| 306 | |
| 307 | // firstUidInChainIndex is a default parameter that is only needed when parsing |
| 308 | // annotations for attribution chains. |
| 309 | void LogEvent::parseAnnotations(uint8_t numAnnotations, int firstUidInChainIndex) { |
Ruchir Rastogi | 84eb44b | 2020-03-12 18:48:48 -0700 | [diff] [blame] | 310 | for (uint8_t i = 0; i < numAnnotations; i++) { |
Ruchir Rastogi | 1329651 | 2020-03-24 10:59:49 -0700 | [diff] [blame] | 311 | uint8_t annotationId = readNextValue<uint8_t>(); |
Ruchir Rastogi | 84eb44b | 2020-03-12 18:48:48 -0700 | [diff] [blame] | 312 | uint8_t annotationType = readNextValue<uint8_t>(); |
Ruchir Rastogi | 1329651 | 2020-03-24 10:59:49 -0700 | [diff] [blame] | 313 | |
| 314 | switch (annotationId) { |
| 315 | case ANNOTATION_ID_IS_UID: |
| 316 | parseIsUidAnnotation(annotationType); |
Ruchir Rastogi | 84eb44b | 2020-03-12 18:48:48 -0700 | [diff] [blame] | 317 | break; |
Ruchir Rastogi | 1329651 | 2020-03-24 10:59:49 -0700 | [diff] [blame] | 318 | case ANNOTATION_ID_TRUNCATE_TIMESTAMP: |
| 319 | parseTruncateTimestampAnnotation(annotationType); |
| 320 | break; |
Muhammad Qureshi | 3f9c330 | 2020-04-01 16:11:53 -0700 | [diff] [blame] | 321 | case ANNOTATION_ID_PRIMARY_FIELD: |
| 322 | parsePrimaryFieldAnnotation(annotationType); |
Ruchir Rastogi | 1329651 | 2020-03-24 10:59:49 -0700 | [diff] [blame] | 323 | break; |
Muhammad Qureshi | 3f9c330 | 2020-04-01 16:11:53 -0700 | [diff] [blame] | 324 | case ANNOTATION_ID_PRIMARY_FIELD_FIRST_UID: |
| 325 | parsePrimaryFieldFirstUidAnnotation(annotationType, firstUidInChainIndex); |
| 326 | break; |
| 327 | case ANNOTATION_ID_EXCLUSIVE_STATE: |
| 328 | parseExclusiveStateAnnotation(annotationType); |
| 329 | break; |
| 330 | case ANNOTATION_ID_TRIGGER_STATE_RESET: |
| 331 | parseTriggerStateResetAnnotation(annotationType); |
Ruchir Rastogi | 1329651 | 2020-03-24 10:59:49 -0700 | [diff] [blame] | 332 | break; |
| 333 | case ANNOTATION_ID_STATE_NESTED: |
| 334 | parseStateNestedAnnotation(annotationType); |
Ruchir Rastogi | 84eb44b | 2020-03-12 18:48:48 -0700 | [diff] [blame] | 335 | break; |
| 336 | default: |
| 337 | mValid = false; |
Ruchir Rastogi | 1329651 | 2020-03-24 10:59:49 -0700 | [diff] [blame] | 338 | return; |
Ruchir Rastogi | 84eb44b | 2020-03-12 18:48:48 -0700 | [diff] [blame] | 339 | } |
| 340 | } |
| 341 | } |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 342 | |
| 343 | // This parsing logic is tied to the encoding scheme used in StatsEvent.java and |
| 344 | // stats_event.c |
Ruchir Rastogi | dfd63d4 | 2020-02-20 17:54:13 -0800 | [diff] [blame] | 345 | bool LogEvent::parseBuffer(uint8_t* buf, size_t len) { |
| 346 | mBuf = buf; |
| 347 | mRemainingLen = (uint32_t)len; |
| 348 | |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 349 | int32_t pos[] = {1, 1, 1}; |
| 350 | bool last[] = {false, false, false}; |
| 351 | |
| 352 | // Beginning of buffer is OBJECT_TYPE | NUM_FIELDS | TIMESTAMP | ATOM_ID |
| 353 | uint8_t typeInfo = readNextValue<uint8_t>(); |
| 354 | if (getTypeId(typeInfo) != OBJECT_TYPE) mValid = false; |
| 355 | |
| 356 | uint8_t numElements = readNextValue<uint8_t>(); |
| 357 | if (numElements < 2 || numElements > 127) mValid = false; |
| 358 | |
| 359 | typeInfo = readNextValue<uint8_t>(); |
| 360 | if (getTypeId(typeInfo) != INT64_TYPE) mValid = false; |
| 361 | mElapsedTimestampNs = readNextValue<int64_t>(); |
| 362 | numElements--; |
| 363 | |
| 364 | typeInfo = readNextValue<uint8_t>(); |
| 365 | if (getTypeId(typeInfo) != INT32_TYPE) mValid = false; |
| 366 | mTagId = readNextValue<int32_t>(); |
| 367 | numElements--; |
Muhammad Qureshi | 3f9c330 | 2020-04-01 16:11:53 -0700 | [diff] [blame] | 368 | parseAnnotations(getNumAnnotations(typeInfo)); // atom-level annotations |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 369 | |
| 370 | for (pos[0] = 1; pos[0] <= numElements && mValid; pos[0]++) { |
Ruchir Rastogi | 84eb44b | 2020-03-12 18:48:48 -0700 | [diff] [blame] | 371 | last[0] = (pos[0] == numElements); |
| 372 | |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 373 | typeInfo = readNextValue<uint8_t>(); |
| 374 | uint8_t typeId = getTypeId(typeInfo); |
| 375 | |
Muhammad Qureshi | 3f9c330 | 2020-04-01 16:11:53 -0700 | [diff] [blame] | 376 | switch (typeId) { |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 377 | case BOOL_TYPE: |
Ruchir Rastogi | 84eb44b | 2020-03-12 18:48:48 -0700 | [diff] [blame] | 378 | parseBool(pos, /*depth=*/0, last, getNumAnnotations(typeInfo)); |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 379 | break; |
| 380 | case INT32_TYPE: |
Ruchir Rastogi | 84eb44b | 2020-03-12 18:48:48 -0700 | [diff] [blame] | 381 | parseInt32(pos, /*depth=*/0, last, getNumAnnotations(typeInfo)); |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 382 | break; |
| 383 | case INT64_TYPE: |
Ruchir Rastogi | 84eb44b | 2020-03-12 18:48:48 -0700 | [diff] [blame] | 384 | parseInt64(pos, /*depth=*/0, last, getNumAnnotations(typeInfo)); |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 385 | break; |
| 386 | case FLOAT_TYPE: |
Ruchir Rastogi | 84eb44b | 2020-03-12 18:48:48 -0700 | [diff] [blame] | 387 | parseFloat(pos, /*depth=*/0, last, getNumAnnotations(typeInfo)); |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 388 | break; |
| 389 | case BYTE_ARRAY_TYPE: |
Ruchir Rastogi | 84eb44b | 2020-03-12 18:48:48 -0700 | [diff] [blame] | 390 | parseByteArray(pos, /*depth=*/0, last, getNumAnnotations(typeInfo)); |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 391 | break; |
| 392 | case STRING_TYPE: |
Ruchir Rastogi | 84eb44b | 2020-03-12 18:48:48 -0700 | [diff] [blame] | 393 | parseString(pos, /*depth=*/0, last, getNumAnnotations(typeInfo)); |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 394 | break; |
| 395 | case KEY_VALUE_PAIRS_TYPE: |
Ruchir Rastogi | 84eb44b | 2020-03-12 18:48:48 -0700 | [diff] [blame] | 396 | parseKeyValuePairs(pos, /*depth=*/0, last, getNumAnnotations(typeInfo)); |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 397 | break; |
| 398 | case ATTRIBUTION_CHAIN_TYPE: |
Ruchir Rastogi | 84eb44b | 2020-03-12 18:48:48 -0700 | [diff] [blame] | 399 | parseAttributionChain(pos, /*depth=*/0, last, getNumAnnotations(typeInfo)); |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 400 | break; |
Ruchir Rastogi | 07f7adb | 2020-04-16 17:46:12 -0700 | [diff] [blame] | 401 | case ERROR_TYPE: |
Ruchir Rastogi | 1e8c57f | 2020-04-27 17:41:58 -0700 | [diff] [blame] | 402 | /* mErrorBitmask =*/ readNextValue<int32_t>(); |
Ruchir Rastogi | 07f7adb | 2020-04-16 17:46:12 -0700 | [diff] [blame] | 403 | mValid = false; |
| 404 | break; |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 405 | default: |
| 406 | mValid = false; |
Ruchir Rastogi | 07f7adb | 2020-04-16 17:46:12 -0700 | [diff] [blame] | 407 | break; |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 408 | } |
| 409 | } |
| 410 | |
| 411 | if (mRemainingLen != 0) mValid = false; |
| 412 | mBuf = nullptr; |
Ruchir Rastogi | dfd63d4 | 2020-02-20 17:54:13 -0800 | [diff] [blame] | 413 | return mValid; |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 414 | } |
| 415 | |
| 416 | uint8_t LogEvent::getTypeId(uint8_t typeInfo) { |
Muhammad Qureshi | 3f9c330 | 2020-04-01 16:11:53 -0700 | [diff] [blame] | 417 | return typeInfo & 0x0F; // type id in lower 4 bytes |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 418 | } |
| 419 | |
| 420 | uint8_t LogEvent::getNumAnnotations(uint8_t typeInfo) { |
Muhammad Qureshi | 3f9c330 | 2020-04-01 16:11:53 -0700 | [diff] [blame] | 421 | return (typeInfo >> 4) & 0x0F; // num annotations in upper 4 bytes |
Ruchir Rastogi | 1736ba4 | 2019-11-04 14:37:13 -0800 | [diff] [blame] | 422 | } |
| 423 | |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 424 | int64_t LogEvent::GetLong(size_t key, status_t* err) const { |
Yao Chen | 5bfffb5 | 2018-06-21 16:58:51 -0700 | [diff] [blame] | 425 | // TODO(b/110561208): encapsulate the magical operations in Field struct as static functions |
Yao Chen | 8a8d16c | 2018-02-08 14:50:40 -0800 | [diff] [blame] | 426 | int field = getSimpleField(key); |
| 427 | for (const auto& value : mValues) { |
| 428 | if (value.mField.getField() == field) { |
Yao Chen | ab92a1f | 2018-02-13 15:17:55 -0800 | [diff] [blame] | 429 | if (value.mValue.getType() == LONG) { |
| 430 | return value.mValue.long_value; |
| 431 | } else if (value.mValue.getType() == INT) { |
Yao Chen | 8a8d16c | 2018-02-08 14:50:40 -0800 | [diff] [blame] | 432 | return value.mValue.int_value; |
| 433 | } else { |
| 434 | *err = BAD_TYPE; |
| 435 | return 0; |
| 436 | } |
| 437 | } |
| 438 | if ((size_t)value.mField.getPosAtDepth(0) > key) { |
| 439 | break; |
Yangster-mac | 2087716 | 2017-12-22 17:19:39 -0800 | [diff] [blame] | 440 | } |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 441 | } |
Yao Chen | 8a8d16c | 2018-02-08 14:50:40 -0800 | [diff] [blame] | 442 | |
| 443 | *err = BAD_INDEX; |
| 444 | return 0; |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 445 | } |
| 446 | |
Chenjie Yu | 80f9112 | 2018-01-31 20:24:50 -0800 | [diff] [blame] | 447 | int LogEvent::GetInt(size_t key, status_t* err) const { |
Yao Chen | 8a8d16c | 2018-02-08 14:50:40 -0800 | [diff] [blame] | 448 | int field = getSimpleField(key); |
| 449 | for (const auto& value : mValues) { |
| 450 | if (value.mField.getField() == field) { |
| 451 | if (value.mValue.getType() == INT) { |
| 452 | return value.mValue.int_value; |
| 453 | } else { |
| 454 | *err = BAD_TYPE; |
| 455 | return 0; |
| 456 | } |
| 457 | } |
| 458 | if ((size_t)value.mField.getPosAtDepth(0) > key) { |
| 459 | break; |
| 460 | } |
| 461 | } |
| 462 | |
Chenjie Yu | 80f9112 | 2018-01-31 20:24:50 -0800 | [diff] [blame] | 463 | *err = BAD_INDEX; |
| 464 | return 0; |
Chenjie Yu | 80f9112 | 2018-01-31 20:24:50 -0800 | [diff] [blame] | 465 | } |
| 466 | |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 467 | const char* LogEvent::GetString(size_t key, status_t* err) const { |
Yao Chen | 8a8d16c | 2018-02-08 14:50:40 -0800 | [diff] [blame] | 468 | int field = getSimpleField(key); |
| 469 | for (const auto& value : mValues) { |
| 470 | if (value.mField.getField() == field) { |
| 471 | if (value.mValue.getType() == STRING) { |
| 472 | return value.mValue.str_value.c_str(); |
| 473 | } else { |
| 474 | *err = BAD_TYPE; |
| 475 | return 0; |
| 476 | } |
| 477 | } |
| 478 | if ((size_t)value.mField.getPosAtDepth(0) > key) { |
| 479 | break; |
Yangster-mac | 2087716 | 2017-12-22 17:19:39 -0800 | [diff] [blame] | 480 | } |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 481 | } |
Yao Chen | 8a8d16c | 2018-02-08 14:50:40 -0800 | [diff] [blame] | 482 | |
| 483 | *err = BAD_INDEX; |
| 484 | return NULL; |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 485 | } |
| 486 | |
| 487 | bool LogEvent::GetBool(size_t key, status_t* err) const { |
Yao Chen | 8a8d16c | 2018-02-08 14:50:40 -0800 | [diff] [blame] | 488 | int field = getSimpleField(key); |
| 489 | for (const auto& value : mValues) { |
| 490 | if (value.mField.getField() == field) { |
| 491 | if (value.mValue.getType() == INT) { |
| 492 | return value.mValue.int_value != 0; |
| 493 | } else if (value.mValue.getType() == LONG) { |
| 494 | return value.mValue.long_value != 0; |
| 495 | } else { |
| 496 | *err = BAD_TYPE; |
| 497 | return false; |
| 498 | } |
| 499 | } |
| 500 | if ((size_t)value.mField.getPosAtDepth(0) > key) { |
| 501 | break; |
Yangster-mac | 2087716 | 2017-12-22 17:19:39 -0800 | [diff] [blame] | 502 | } |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 503 | } |
Yao Chen | 8a8d16c | 2018-02-08 14:50:40 -0800 | [diff] [blame] | 504 | |
| 505 | *err = BAD_INDEX; |
| 506 | return false; |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 507 | } |
| 508 | |
| 509 | float LogEvent::GetFloat(size_t key, status_t* err) const { |
Yao Chen | 8a8d16c | 2018-02-08 14:50:40 -0800 | [diff] [blame] | 510 | int field = getSimpleField(key); |
| 511 | for (const auto& value : mValues) { |
| 512 | if (value.mField.getField() == field) { |
| 513 | if (value.mValue.getType() == FLOAT) { |
| 514 | return value.mValue.float_value; |
| 515 | } else { |
| 516 | *err = BAD_TYPE; |
| 517 | return 0.0; |
| 518 | } |
| 519 | } |
| 520 | if ((size_t)value.mField.getPosAtDepth(0) > key) { |
| 521 | break; |
Yangster-mac | 2087716 | 2017-12-22 17:19:39 -0800 | [diff] [blame] | 522 | } |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 523 | } |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 524 | |
Yao Chen | 8a8d16c | 2018-02-08 14:50:40 -0800 | [diff] [blame] | 525 | *err = BAD_INDEX; |
| 526 | return 0.0; |
Yangster-mac | d40053e | 2018-01-09 16:29:22 -0800 | [diff] [blame] | 527 | } |
| 528 | |
Jonathan Nguyen | a0e6de1 | 2020-01-28 18:33:55 -0800 | [diff] [blame] | 529 | std::vector<uint8_t> LogEvent::GetStorage(size_t key, status_t* err) const { |
| 530 | int field = getSimpleField(key); |
| 531 | for (const auto& value : mValues) { |
Muhammad Qureshi | 3f9c330 | 2020-04-01 16:11:53 -0700 | [diff] [blame] | 532 | if (value.mField.getField() == field) { |
| 533 | if (value.mValue.getType() == STORAGE) { |
| 534 | return value.mValue.storage_value; |
| 535 | } else { |
| 536 | *err = BAD_TYPE; |
| 537 | return vector<uint8_t>(); |
| 538 | } |
Jonathan Nguyen | a0e6de1 | 2020-01-28 18:33:55 -0800 | [diff] [blame] | 539 | } |
Muhammad Qureshi | 3f9c330 | 2020-04-01 16:11:53 -0700 | [diff] [blame] | 540 | if ((size_t)value.mField.getPosAtDepth(0) > key) { |
| 541 | break; |
| 542 | } |
Jonathan Nguyen | a0e6de1 | 2020-01-28 18:33:55 -0800 | [diff] [blame] | 543 | } |
| 544 | |
| 545 | *err = BAD_INDEX; |
| 546 | return vector<uint8_t>(); |
| 547 | } |
| 548 | |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 549 | string LogEvent::ToString() const { |
Yao Chen | 20e9e62 | 2018-02-28 11:18:51 -0800 | [diff] [blame] | 550 | string result; |
Yao Chen | 8e6f998 | 2018-11-29 09:39:45 -0800 | [diff] [blame] | 551 | result += StringPrintf("{ uid(%d) %lld %lld (%d)", mLogUid, (long long)mLogdTimestampNs, |
Yao Chen | 20e9e62 | 2018-02-28 11:18:51 -0800 | [diff] [blame] | 552 | (long long)mElapsedTimestampNs, mTagId); |
Yao Chen | 8a8d16c | 2018-02-08 14:50:40 -0800 | [diff] [blame] | 553 | for (const auto& value : mValues) { |
Yao Chen | 20e9e62 | 2018-02-28 11:18:51 -0800 | [diff] [blame] | 554 | result += |
| 555 | StringPrintf("%#x", value.mField.getField()) + "->" + value.mValue.toString() + " "; |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 556 | } |
Yao Chen | 20e9e62 | 2018-02-28 11:18:51 -0800 | [diff] [blame] | 557 | result += " }"; |
| 558 | return result; |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 559 | } |
| 560 | |
Yangster-mac | 2087716 | 2017-12-22 17:19:39 -0800 | [diff] [blame] | 561 | void LogEvent::ToProto(ProtoOutputStream& protoOutput) const { |
Yao Chen | 8a8d16c | 2018-02-08 14:50:40 -0800 | [diff] [blame] | 562 | writeFieldValueTreeToStream(mTagId, getValues(), &protoOutput); |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 563 | } |
| 564 | |
Muhammad Qureshi | 83aaa66 | 2020-04-21 12:51:36 -0700 | [diff] [blame] | 565 | bool LogEvent::hasAttributionChain(std::pair<int, int>* indexRange) const { |
| 566 | if (mAttributionChainStartIndex == -1 || mAttributionChainEndIndex == -1) { |
| 567 | return false; |
| 568 | } |
| 569 | |
| 570 | if (nullptr != indexRange) { |
Ruchir Rastogi | 1e8c57f | 2020-04-27 17:41:58 -0700 | [diff] [blame] | 571 | indexRange->first = static_cast<int>(mAttributionChainStartIndex); |
| 572 | indexRange->second = static_cast<int>(mAttributionChainEndIndex); |
Muhammad Qureshi | 83aaa66 | 2020-04-21 12:51:36 -0700 | [diff] [blame] | 573 | } |
| 574 | |
| 575 | return true; |
| 576 | } |
| 577 | |
Tej Singh | 9b4a5ec | 2019-04-25 12:43:35 -0700 | [diff] [blame] | 578 | void writeExperimentIdsToProto(const std::vector<int64_t>& experimentIds, |
| 579 | std::vector<uint8_t>* protoOut) { |
Jeff Hamilton | fa2f91c | 2019-03-22 00:25:02 -0400 | [diff] [blame] | 580 | ProtoOutputStream proto; |
| 581 | for (const auto& expId : experimentIds) { |
| 582 | proto.write(FIELD_TYPE_INT64 | FIELD_COUNT_REPEATED | FIELD_ID_EXPERIMENT_ID, |
| 583 | (long long)expId); |
| 584 | } |
| 585 | |
| 586 | protoOut->resize(proto.size()); |
| 587 | size_t pos = 0; |
| 588 | sp<ProtoReader> reader = proto.data(); |
| 589 | while (reader->readBuffer() != NULL) { |
| 590 | size_t toRead = reader->currentToRead(); |
| 591 | std::memcpy(protoOut->data() + pos, reader->readBuffer(), toRead); |
| 592 | pos += toRead; |
| 593 | reader->move(toRead); |
| 594 | } |
| 595 | } |
| 596 | |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 597 | } // namespace statsd |
| 598 | } // namespace os |
| 599 | } // namespace android |