Mark Salyzyn | 12bac90 | 2014-02-26 09:50:16 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2012-2014 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 | |
Mark Salyzyn | bf91832 | 2015-04-20 07:26:27 -0700 | [diff] [blame] | 17 | #include <ctype.h> |
Mark Salyzyn | a69d5a4 | 2015-03-16 12:04:09 -0700 | [diff] [blame] | 18 | #include <endian.h> |
Mark Salyzyn | bf91832 | 2015-04-20 07:26:27 -0700 | [diff] [blame] | 19 | #include <fcntl.h> |
Mark Salyzyn | 12bac90 | 2014-02-26 09:50:16 -0800 | [diff] [blame] | 20 | #include <stdio.h> |
| 21 | #include <string.h> |
| 22 | #include <time.h> |
| 23 | #include <unistd.h> |
| 24 | |
Mark Salyzyn | a69d5a4 | 2015-03-16 12:04:09 -0700 | [diff] [blame] | 25 | #include <private/android_logger.h> |
Mark Salyzyn | 12bac90 | 2014-02-26 09:50:16 -0800 | [diff] [blame] | 26 | |
Mark Salyzyn | 1d21d54 | 2016-02-23 08:55:43 -0800 | [diff] [blame] | 27 | #include "LogBuffer.h" |
Mark Salyzyn | 12bac90 | 2014-02-26 09:50:16 -0800 | [diff] [blame] | 28 | #include "LogBufferElement.h" |
Mark Salyzyn | a69d5a4 | 2015-03-16 12:04:09 -0700 | [diff] [blame] | 29 | #include "LogCommand.h" |
Mark Salyzyn | 12bac90 | 2014-02-26 09:50:16 -0800 | [diff] [blame] | 30 | #include "LogReader.h" |
Mark Salyzyn | 1d21d54 | 2016-02-23 08:55:43 -0800 | [diff] [blame] | 31 | #include "LogUtils.h" |
Mark Salyzyn | 12bac90 | 2014-02-26 09:50:16 -0800 | [diff] [blame] | 32 | |
Mark Salyzyn | d18255f | 2017-03-10 08:44:14 -0800 | [diff] [blame] | 33 | const log_time LogBufferElement::FLUSH_ERROR((uint32_t)-1, (uint32_t)-1); |
Mark Salyzyn | 03e6084 | 2015-06-12 14:59:42 -0700 | [diff] [blame] | 34 | atomic_int_fast64_t LogBufferElement::sequence(1); |
Mark Salyzyn | 12bac90 | 2014-02-26 09:50:16 -0800 | [diff] [blame] | 35 | |
Mark Salyzyn | 7139117 | 2014-03-05 07:41:49 -0800 | [diff] [blame] | 36 | LogBufferElement::LogBufferElement(log_id_t log_id, log_time realtime, |
Mark Salyzyn | 3661dd0 | 2014-03-20 16:09:38 -0700 | [diff] [blame] | 37 | uid_t uid, pid_t pid, pid_t tid, |
Chih-Hung Hsieh | 9ff8155 | 2018-08-13 14:22:56 -0700 | [diff] [blame] | 38 | const char* msg, uint16_t len) |
Mark Salyzyn | 6505953 | 2017-03-10 14:31:54 -0800 | [diff] [blame] | 39 | : mUid(uid), |
| 40 | mPid(pid), |
| 41 | mTid(tid), |
Mark Salyzyn | 6505953 | 2017-03-10 14:31:54 -0800 | [diff] [blame] | 42 | mRealTime(realtime), |
| 43 | mMsgLen(len), |
Christopher Ferris | dddc289 | 2017-08-02 17:54:27 -0700 | [diff] [blame] | 44 | mLogId(log_id), |
| 45 | mDropped(false) { |
Mark Salyzyn | 12bac90 | 2014-02-26 09:50:16 -0800 | [diff] [blame] | 46 | mMsg = new char[len]; |
| 47 | memcpy(mMsg, msg, len); |
| 48 | } |
| 49 | |
Mark Salyzyn | 6505953 | 2017-03-10 14:31:54 -0800 | [diff] [blame] | 50 | LogBufferElement::LogBufferElement(const LogBufferElement& elem) |
Christopher Ferris | dddc289 | 2017-08-02 17:54:27 -0700 | [diff] [blame] | 51 | : mUid(elem.mUid), |
Mark Salyzyn | 6505953 | 2017-03-10 14:31:54 -0800 | [diff] [blame] | 52 | mPid(elem.mPid), |
| 53 | mTid(elem.mTid), |
Mark Salyzyn | 6505953 | 2017-03-10 14:31:54 -0800 | [diff] [blame] | 54 | mRealTime(elem.mRealTime), |
| 55 | mMsgLen(elem.mMsgLen), |
Christopher Ferris | dddc289 | 2017-08-02 17:54:27 -0700 | [diff] [blame] | 56 | mLogId(elem.mLogId), |
| 57 | mDropped(elem.mDropped) { |
Jintao Zhu | f795e00 | 2018-12-19 22:20:12 +0800 | [diff] [blame] | 58 | if (mDropped) { |
Tom Cherry | c967fe1 | 2019-08-23 09:09:40 -0700 | [diff] [blame] | 59 | mTag = elem.getTag(); |
Jintao Zhu | f795e00 | 2018-12-19 22:20:12 +0800 | [diff] [blame] | 60 | } else { |
| 61 | mMsg = new char[mMsgLen]; |
| 62 | memcpy(mMsg, elem.mMsg, mMsgLen); |
| 63 | } |
Mark Salyzyn | 24a57dc | 2016-12-13 10:31:29 -0800 | [diff] [blame] | 64 | } |
| 65 | |
Mark Salyzyn | 12bac90 | 2014-02-26 09:50:16 -0800 | [diff] [blame] | 66 | LogBufferElement::~LogBufferElement() { |
Tom Cherry | c967fe1 | 2019-08-23 09:09:40 -0700 | [diff] [blame] | 67 | if (!mDropped) { |
| 68 | delete[] mMsg; |
| 69 | } |
Mark Salyzyn | 12bac90 | 2014-02-26 09:50:16 -0800 | [diff] [blame] | 70 | } |
| 71 | |
Christopher Ferris | dddc289 | 2017-08-02 17:54:27 -0700 | [diff] [blame] | 72 | uint32_t LogBufferElement::getTag() const { |
Tom Cherry | c967fe1 | 2019-08-23 09:09:40 -0700 | [diff] [blame] | 73 | // Binary buffers have no tag. |
| 74 | if (!isBinary()) { |
| 75 | return 0; |
| 76 | } |
| 77 | |
| 78 | // Dropped messages store the tag in place of mMsg. |
| 79 | if (mDropped) { |
| 80 | return mTag; |
| 81 | } |
| 82 | |
| 83 | // For non-dropped messages, we get the tag from the message header itself. |
| 84 | if (mMsgLen < sizeof(android_event_header_t)) { |
| 85 | return 0; |
| 86 | } |
| 87 | |
| 88 | return reinterpret_cast<const android_event_header_t*>(mMsg)->tag; |
Christopher Ferris | dddc289 | 2017-08-02 17:54:27 -0700 | [diff] [blame] | 89 | } |
| 90 | |
Chih-Hung Hsieh | 9ff8155 | 2018-08-13 14:22:56 -0700 | [diff] [blame] | 91 | uint16_t LogBufferElement::setDropped(uint16_t value) { |
Tom Cherry | c967fe1 | 2019-08-23 09:09:40 -0700 | [diff] [blame] | 92 | if (mDropped) { |
| 93 | return mDroppedCount = value; |
Christopher Ferris | dddc289 | 2017-08-02 17:54:27 -0700 | [diff] [blame] | 94 | } |
Tom Cherry | c967fe1 | 2019-08-23 09:09:40 -0700 | [diff] [blame] | 95 | |
| 96 | // The tag information is saved in mMsg data, which is in a union with mTag, used after mDropped |
| 97 | // is set to true. Therefore we save the tag value aside, delete mMsg, then set mTag to the tag |
| 98 | // value in its place. |
| 99 | auto old_tag = getTag(); |
| 100 | delete[] mMsg; |
| 101 | mMsg = nullptr; |
| 102 | |
| 103 | mTag = old_tag; |
Christopher Ferris | dddc289 | 2017-08-02 17:54:27 -0700 | [diff] [blame] | 104 | mDropped = true; |
| 105 | return mDroppedCount = value; |
| 106 | } |
| 107 | |
Mark Salyzyn | bf91832 | 2015-04-20 07:26:27 -0700 | [diff] [blame] | 108 | // caller must own and free character string |
Mark Salyzyn | 6505953 | 2017-03-10 14:31:54 -0800 | [diff] [blame] | 109 | char* android::tidToName(pid_t tid) { |
Yi Kong | 36feb15 | 2018-07-13 17:39:22 -0700 | [diff] [blame] | 110 | char* retval = nullptr; |
Mark Salyzyn | bf91832 | 2015-04-20 07:26:27 -0700 | [diff] [blame] | 111 | char buffer[256]; |
| 112 | snprintf(buffer, sizeof(buffer), "/proc/%u/comm", tid); |
| 113 | int fd = open(buffer, O_RDONLY); |
| 114 | if (fd >= 0) { |
| 115 | ssize_t ret = read(fd, buffer, sizeof(buffer)); |
| 116 | if (ret >= (ssize_t)sizeof(buffer)) { |
| 117 | ret = sizeof(buffer) - 1; |
| 118 | } |
| 119 | while ((ret > 0) && isspace(buffer[ret - 1])) { |
| 120 | --ret; |
| 121 | } |
| 122 | if (ret > 0) { |
| 123 | buffer[ret] = '\0'; |
| 124 | retval = strdup(buffer); |
| 125 | } |
| 126 | close(fd); |
Mark Salyzyn | a69d5a4 | 2015-03-16 12:04:09 -0700 | [diff] [blame] | 127 | } |
| 128 | |
Mark Salyzyn | bf91832 | 2015-04-20 07:26:27 -0700 | [diff] [blame] | 129 | // if nothing for comm, check out cmdline |
Mark Salyzyn | 6505953 | 2017-03-10 14:31:54 -0800 | [diff] [blame] | 130 | char* name = android::pidToName(tid); |
Mark Salyzyn | bf91832 | 2015-04-20 07:26:27 -0700 | [diff] [blame] | 131 | if (!retval) { |
| 132 | retval = name; |
Yi Kong | 36feb15 | 2018-07-13 17:39:22 -0700 | [diff] [blame] | 133 | name = nullptr; |
Mark Salyzyn | bf91832 | 2015-04-20 07:26:27 -0700 | [diff] [blame] | 134 | } |
| 135 | |
| 136 | // check if comm is truncated, see if cmdline has full representation |
| 137 | if (name) { |
| 138 | // impossible for retval to be NULL if name not NULL |
| 139 | size_t retval_len = strlen(retval); |
| 140 | size_t name_len = strlen(name); |
| 141 | // KISS: ToDo: Only checks prefix truncated, not suffix, or both |
Mark Salyzyn | 6505953 | 2017-03-10 14:31:54 -0800 | [diff] [blame] | 142 | if ((retval_len < name_len) && |
| 143 | !fastcmp<strcmp>(retval, name + name_len - retval_len)) { |
Mark Salyzyn | bf91832 | 2015-04-20 07:26:27 -0700 | [diff] [blame] | 144 | free(retval); |
| 145 | retval = name; |
| 146 | } else { |
| 147 | free(name); |
| 148 | } |
| 149 | } |
| 150 | return retval; |
| 151 | } |
| 152 | |
| 153 | // assumption: mMsg == NULL |
Mark Salyzyn | 6505953 | 2017-03-10 14:31:54 -0800 | [diff] [blame] | 154 | size_t LogBufferElement::populateDroppedMessage(char*& buffer, LogBuffer* parent, |
| 155 | bool lastSame) { |
Mark Salyzyn | 80c1fc6 | 2015-06-04 13:35:30 -0700 | [diff] [blame] | 156 | static const char tag[] = "chatty"; |
Mark Salyzyn | bf91832 | 2015-04-20 07:26:27 -0700 | [diff] [blame] | 157 | |
Mark Salyzyn | 6505953 | 2017-03-10 14:31:54 -0800 | [diff] [blame] | 158 | if (!__android_log_is_loggable_len(ANDROID_LOG_INFO, tag, strlen(tag), |
Mark Salyzyn | 29d0b83 | 2016-09-22 09:56:51 -0700 | [diff] [blame] | 159 | ANDROID_LOG_VERBOSE)) { |
Mark Salyzyn | 0dcfae6 | 2014-10-02 13:07:05 -0700 | [diff] [blame] | 160 | return 0; |
| 161 | } |
| 162 | |
Mark Salyzyn | 1d7b071 | 2017-01-23 14:20:31 -0800 | [diff] [blame] | 163 | static const char format_uid[] = "uid=%u%s%s %s %u line%s"; |
Mark Salyzyn | d2712b1 | 2017-04-18 14:09:45 -0700 | [diff] [blame] | 164 | parent->wrlock(); |
Mark Salyzyn | 6505953 | 2017-03-10 14:31:54 -0800 | [diff] [blame] | 165 | const char* name = parent->uidToName(mUid); |
Mark Salyzyn | 059b758 | 2015-06-24 16:22:54 -0700 | [diff] [blame] | 166 | parent->unlock(); |
Mark Salyzyn | 6505953 | 2017-03-10 14:31:54 -0800 | [diff] [blame] | 167 | const char* commName = android::tidToName(mTid); |
Mark Salyzyn | bf91832 | 2015-04-20 07:26:27 -0700 | [diff] [blame] | 168 | if (!commName && (mTid != mPid)) { |
Mark Salyzyn | af5c67f | 2015-04-20 13:35:15 -0700 | [diff] [blame] | 169 | commName = android::tidToName(mPid); |
Mark Salyzyn | bf91832 | 2015-04-20 07:26:27 -0700 | [diff] [blame] | 170 | } |
| 171 | if (!commName) { |
Mark Salyzyn | d2712b1 | 2017-04-18 14:09:45 -0700 | [diff] [blame] | 172 | parent->wrlock(); |
Mark Salyzyn | bf91832 | 2015-04-20 07:26:27 -0700 | [diff] [blame] | 173 | commName = parent->pidToName(mPid); |
Mark Salyzyn | 059b758 | 2015-06-24 16:22:54 -0700 | [diff] [blame] | 174 | parent->unlock(); |
Mark Salyzyn | bf91832 | 2015-04-20 07:26:27 -0700 | [diff] [blame] | 175 | } |
Mark Salyzyn | ebaf2d6 | 2015-10-02 09:22:52 -0700 | [diff] [blame] | 176 | if (name && name[0] && commName && (name[0] == commName[0])) { |
| 177 | size_t len = strlen(name + 1); |
| 178 | if (!strncmp(name + 1, commName + 1, len)) { |
| 179 | if (commName[len + 1] == '\0') { |
Mark Salyzyn | 6505953 | 2017-03-10 14:31:54 -0800 | [diff] [blame] | 180 | free(const_cast<char*>(commName)); |
Yi Kong | 36feb15 | 2018-07-13 17:39:22 -0700 | [diff] [blame] | 181 | commName = nullptr; |
Mark Salyzyn | ebaf2d6 | 2015-10-02 09:22:52 -0700 | [diff] [blame] | 182 | } else { |
Mark Salyzyn | 6505953 | 2017-03-10 14:31:54 -0800 | [diff] [blame] | 183 | free(const_cast<char*>(name)); |
Yi Kong | 36feb15 | 2018-07-13 17:39:22 -0700 | [diff] [blame] | 184 | name = nullptr; |
Mark Salyzyn | ebaf2d6 | 2015-10-02 09:22:52 -0700 | [diff] [blame] | 185 | } |
Mark Salyzyn | 80c1fc6 | 2015-06-04 13:35:30 -0700 | [diff] [blame] | 186 | } |
Mark Salyzyn | bf91832 | 2015-04-20 07:26:27 -0700 | [diff] [blame] | 187 | } |
| 188 | if (name) { |
Yi Kong | 36feb15 | 2018-07-13 17:39:22 -0700 | [diff] [blame] | 189 | char* buf = nullptr; |
Mark Salyzyn | 1761a84 | 2015-08-21 16:44:30 -0700 | [diff] [blame] | 190 | asprintf(&buf, "(%s)", name); |
| 191 | if (buf) { |
Mark Salyzyn | 6505953 | 2017-03-10 14:31:54 -0800 | [diff] [blame] | 192 | free(const_cast<char*>(name)); |
Mark Salyzyn | 1761a84 | 2015-08-21 16:44:30 -0700 | [diff] [blame] | 193 | name = buf; |
Mark Salyzyn | bf91832 | 2015-04-20 07:26:27 -0700 | [diff] [blame] | 194 | } |
| 195 | } |
| 196 | if (commName) { |
Yi Kong | 36feb15 | 2018-07-13 17:39:22 -0700 | [diff] [blame] | 197 | char* buf = nullptr; |
Mark Salyzyn | 1761a84 | 2015-08-21 16:44:30 -0700 | [diff] [blame] | 198 | asprintf(&buf, " %s", commName); |
| 199 | if (buf) { |
Mark Salyzyn | 6505953 | 2017-03-10 14:31:54 -0800 | [diff] [blame] | 200 | free(const_cast<char*>(commName)); |
Mark Salyzyn | 1761a84 | 2015-08-21 16:44:30 -0700 | [diff] [blame] | 201 | commName = buf; |
Mark Salyzyn | bf91832 | 2015-04-20 07:26:27 -0700 | [diff] [blame] | 202 | } |
| 203 | } |
| 204 | // identical to below to calculate the buffer size required |
Mark Salyzyn | 1d7b071 | 2017-01-23 14:20:31 -0800 | [diff] [blame] | 205 | const char* type = lastSame ? "identical" : "expire"; |
Yi Kong | 36feb15 | 2018-07-13 17:39:22 -0700 | [diff] [blame] | 206 | size_t len = snprintf(nullptr, 0, format_uid, mUid, name ? name : "", |
Christopher Ferris | dddc289 | 2017-08-02 17:54:27 -0700 | [diff] [blame] | 207 | commName ? commName : "", type, getDropped(), |
| 208 | (getDropped() > 1) ? "s" : ""); |
Mark Salyzyn | bf91832 | 2015-04-20 07:26:27 -0700 | [diff] [blame] | 209 | |
Mark Salyzyn | a69d5a4 | 2015-03-16 12:04:09 -0700 | [diff] [blame] | 210 | size_t hdrLen; |
Mark Salyzyn | b338b95 | 2016-10-24 16:22:17 -0700 | [diff] [blame] | 211 | if (isBinary()) { |
Mark Salyzyn | a69d5a4 | 2015-03-16 12:04:09 -0700 | [diff] [blame] | 212 | hdrLen = sizeof(android_log_event_string_t); |
| 213 | } else { |
| 214 | hdrLen = 1 + sizeof(tag); |
| 215 | } |
| 216 | |
Mark Salyzyn | 6505953 | 2017-03-10 14:31:54 -0800 | [diff] [blame] | 217 | buffer = static_cast<char*>(calloc(1, hdrLen + len + 1)); |
Mark Salyzyn | a69d5a4 | 2015-03-16 12:04:09 -0700 | [diff] [blame] | 218 | if (!buffer) { |
Mark Salyzyn | 6505953 | 2017-03-10 14:31:54 -0800 | [diff] [blame] | 219 | free(const_cast<char*>(name)); |
| 220 | free(const_cast<char*>(commName)); |
Mark Salyzyn | a69d5a4 | 2015-03-16 12:04:09 -0700 | [diff] [blame] | 221 | return 0; |
| 222 | } |
| 223 | |
| 224 | size_t retval = hdrLen + len; |
Mark Salyzyn | b338b95 | 2016-10-24 16:22:17 -0700 | [diff] [blame] | 225 | if (isBinary()) { |
Mark Salyzyn | 6505953 | 2017-03-10 14:31:54 -0800 | [diff] [blame] | 226 | android_log_event_string_t* event = |
| 227 | reinterpret_cast<android_log_event_string_t*>(buffer); |
Mark Salyzyn | a69d5a4 | 2015-03-16 12:04:09 -0700 | [diff] [blame] | 228 | |
Mark Salyzyn | 0b44476 | 2016-07-15 10:19:16 -0700 | [diff] [blame] | 229 | event->header.tag = htole32(CHATTY_LOG_TAG); |
Mark Salyzyn | 1761a84 | 2015-08-21 16:44:30 -0700 | [diff] [blame] | 230 | event->type = EVENT_TYPE_STRING; |
| 231 | event->length = htole32(len); |
Mark Salyzyn | a69d5a4 | 2015-03-16 12:04:09 -0700 | [diff] [blame] | 232 | } else { |
| 233 | ++retval; |
| 234 | buffer[0] = ANDROID_LOG_INFO; |
| 235 | strcpy(buffer + 1, tag); |
| 236 | } |
| 237 | |
Mark Salyzyn | bf91832 | 2015-04-20 07:26:27 -0700 | [diff] [blame] | 238 | snprintf(buffer + hdrLen, len + 1, format_uid, mUid, name ? name : "", |
Christopher Ferris | dddc289 | 2017-08-02 17:54:27 -0700 | [diff] [blame] | 239 | commName ? commName : "", type, getDropped(), |
| 240 | (getDropped() > 1) ? "s" : ""); |
Mark Salyzyn | 6505953 | 2017-03-10 14:31:54 -0800 | [diff] [blame] | 241 | free(const_cast<char*>(name)); |
| 242 | free(const_cast<char*>(commName)); |
Mark Salyzyn | a69d5a4 | 2015-03-16 12:04:09 -0700 | [diff] [blame] | 243 | |
| 244 | return retval; |
| 245 | } |
| 246 | |
Tom Cherry | e0ac158 | 2019-10-15 15:10:26 -0700 | [diff] [blame] | 247 | log_time LogBufferElement::flushTo(SocketClient* reader, LogBuffer* parent, bool lastSame) { |
Tom Cherry | 47856dd | 2019-10-15 16:53:11 -0700 | [diff] [blame] | 248 | struct logger_entry entry = {}; |
Mark Salyzyn | a69d5a4 | 2015-03-16 12:04:09 -0700 | [diff] [blame] | 249 | |
Tom Cherry | 47856dd | 2019-10-15 16:53:11 -0700 | [diff] [blame] | 250 | entry.hdr_size = sizeof(struct logger_entry); |
Mark Salyzyn | 12bac90 | 2014-02-26 09:50:16 -0800 | [diff] [blame] | 251 | entry.lid = mLogId; |
| 252 | entry.pid = mPid; |
Mark Salyzyn | 3661dd0 | 2014-03-20 16:09:38 -0700 | [diff] [blame] | 253 | entry.tid = mTid; |
Mark Salyzyn | 069c25d | 2015-12-03 15:38:35 -0800 | [diff] [blame] | 254 | entry.uid = mUid; |
Mark Salyzyn | 12bac90 | 2014-02-26 09:50:16 -0800 | [diff] [blame] | 255 | entry.sec = mRealTime.tv_sec; |
| 256 | entry.nsec = mRealTime.tv_nsec; |
| 257 | |
| 258 | struct iovec iovec[2]; |
| 259 | iovec[0].iov_base = &entry; |
Mark Salyzyn | 069c25d | 2015-12-03 15:38:35 -0800 | [diff] [blame] | 260 | iovec[0].iov_len = entry.hdr_size; |
Mark Salyzyn | a69d5a4 | 2015-03-16 12:04:09 -0700 | [diff] [blame] | 261 | |
Yi Kong | 36feb15 | 2018-07-13 17:39:22 -0700 | [diff] [blame] | 262 | char* buffer = nullptr; |
Mark Salyzyn | a69d5a4 | 2015-03-16 12:04:09 -0700 | [diff] [blame] | 263 | |
Christopher Ferris | dddc289 | 2017-08-02 17:54:27 -0700 | [diff] [blame] | 264 | if (mDropped) { |
Mark Salyzyn | 1d7b071 | 2017-01-23 14:20:31 -0800 | [diff] [blame] | 265 | entry.len = populateDroppedMessage(buffer, parent, lastSame); |
Mark Salyzyn | d18255f | 2017-03-10 08:44:14 -0800 | [diff] [blame] | 266 | if (!entry.len) return mRealTime; |
Mark Salyzyn | a69d5a4 | 2015-03-16 12:04:09 -0700 | [diff] [blame] | 267 | iovec[1].iov_base = buffer; |
| 268 | } else { |
| 269 | entry.len = mMsgLen; |
| 270 | iovec[1].iov_base = mMsg; |
| 271 | } |
| 272 | iovec[1].iov_len = entry.len; |
| 273 | |
Mark Salyzyn | eee187a | 2017-03-22 14:58:53 -0700 | [diff] [blame] | 274 | log_time retval = reader->sendDatav(iovec, 1 + (entry.len != 0)) |
| 275 | ? FLUSH_ERROR |
| 276 | : mRealTime; |
Mark Salyzyn | a69d5a4 | 2015-03-16 12:04:09 -0700 | [diff] [blame] | 277 | |
Mark Salyzyn | 6505953 | 2017-03-10 14:31:54 -0800 | [diff] [blame] | 278 | if (buffer) free(buffer); |
Mark Salyzyn | 12bac90 | 2014-02-26 09:50:16 -0800 | [diff] [blame] | 279 | |
Mark Salyzyn | a69d5a4 | 2015-03-16 12:04:09 -0700 | [diff] [blame] | 280 | return retval; |
Mark Salyzyn | 12bac90 | 2014-02-26 09:50:16 -0800 | [diff] [blame] | 281 | } |