/**
* Called when new data received
* @param string New data
* @return void
*/
public function stdin($buf)
{
Daemon::log(Debug::exportBytes($buf));
while ($c = array_pop($this->callbacks)) {
list($cb, $st) = $c;
$cb(microtime(true) - $st);
}
}
/**
* Called when new data received
* @param string New data
* @return void
*/
public function stdin($buf)
{
$this->buf .= $buf;
while (($l = $this->gets()) !== FALSE) {
$e = explode(' ', rtrim($l, "\r\n"));
if ($e[0] === 'RUN') {
if (isset($this->appInstance->jobs[$e[1]])) {
call_user_func($this->appInstance->jobs[$e[1]][0], $e[0], $e[1], $this->appInstance);
}
} elseif ($e[0] === 'DONE') {
if (isset($this->appInstance->jobs[$e[1]][1])) {
call_user_func($this->appInstance->jobs[$e[1]][1], $e[0], $e[1], $this->appInstance);
}
} elseif ($e[0] === 'FAILED') {
if (isset($this->appInstance->jobs[$e[1]][2])) {
call_user_func($this->appInstance->jobs[$e[1]][2], $e[0], $e[1], $this->appInstance);
}
}
if ($this->appInstance->config->protologging->value) {
Daemon::log('Lock client <-- Lock server: ' . Debug::exportBytes(implode(' ', $e)) . "\n");
}
}
}
public static function getLV(&$p, $l = 1, $nul = false, $lrev = false)
{
$s = self::b2i(binarySubstr($p, 0, $l), !!$lrev);
//Daemon::log('s = '.$s. ' -- '.Debug::exportBytes(binarySubstr($p,0,$l), true));
$p = binarySubstr($p, $l);
if ($s == 0) {
return '';
}
$r = '';
if (strlen($p) < $s) {
echo "getLV error: buf length (" . strlen($p) . "): " . Debug::exportBytes($p) . ", must be >= string length (" . $s . ")\n";
} elseif ($nul) {
if ($p[$s - 1] != "") {
echo "getLV error: Wrong end of NUL-string (" . Debug::exportBytes($p[$s - 1]) . "), len " . $s . "\n";
} else {
$d = $s - 1;
if ($d < 0) {
$d = 0;
}
$r = binarySubstr($p, 0, $d);
$p = binarySubstr($p, $s);
}
} else {
$r = binarySubstr($p, 0, $s);
$p = binarySubstr($p, $s);
}
return $r;
}
/**
* Read data from the connection's buffer
* @param integer Connection's ID
* @param integer Max. number of bytes to read
* @return string Readed data
*/
public function read($connId, $n)
{
if (!isset($this->buf[$connId])) {
return FALSE;
}
if (isset($this->readEvents[$connId])) {
if (Daemon::$useSockets) {
$read = socket_read(Daemon::$process->pool[$connId], $n);
if ($read === FALSE) {
$no = socket_last_error(Daemon::$process->pool[$connId]);
if ($no !== 11) {
// Resource temporarily unavailable
Daemon::log(get_class($this) . '::' . __METHOD__ . ': connId = ' . $connId . '. Socket error. (' . $no . '): ' . socket_strerror($no));
$this->onFailureEvent($connId, array());
}
}
} else {
$read = fread(Daemon::$process->pool[$connId], $n);
}
} else {
$read = event_buffer_read($this->buf[$connId], $n);
}
if ($read === '' || $read === NULL || $read === FALSE) {
if (Daemon::$config->logreads->value) {
Daemon::log('read(' . $connId . ',' . $n . ') interrupted.');
}
unset(Daemon::$process->readPoolState[$connId]);
return FALSE;
}
if (Daemon::$config->logreads->value) {
Daemon::log('read(' . $connId . ',' . $n . ',[' . gettype($read) . '-' . ($read === FALSE ? 'false' : strlen($read)) . ':' . Debug::exportBytes($read) . ']).');
}
return $read;
}
/**
* Constructor
* @return void
*/
public function __construct($file, $config, $included = FALSE)
{
$cfg = $this;
$cfg->file = $file;
$cfg->result = $config;
$cfg->revision = ++Daemon_Config::$lastRevision;
$cfg->data = file_get_contents($file);
if (substr($cfg->data, 0, 2) === '#!') {
if (!is_executable($file)) {
$this->raiseError('Shebang (#!) detected in the first line, but file hasn\'t +x mode.');
return;
}
$cfg->data = shell_exec($file);
}
$cfg->data = str_replace("\r", '', $cfg->data);
$cfg->len = strlen($cfg->data);
$cfg->state[] = array(self::T_ALL, $cfg->result);
$cfg->tokens = array(self::T_COMMENT => function ($cfg, $c) {
if ($c === "\n") {
array_pop($cfg->state);
}
}, self::T_STRING => function ($cfg, $q) {
$str = '';
++$cfg->p;
for (; $cfg->p < $cfg->len; ++$cfg->p) {
$c = $cfg->getCurrentChar();
if ($c === $q) {
++$cfg->p;
break;
} elseif ($c === '\\') {
if ($cfg->getNextChar() === $q) {
$str .= $q;
++$cfg->p;
} else {
$str .= $c;
}
} else {
$str .= $c;
}
}
if ($cfg->p >= $cfg->len) {
$cfg->raiseError('Unexpected End-Of-File.');
}
return $str;
}, self::T_ALL => function ($cfg, $c) {
if (ctype_space($c)) {
} elseif ($c === '#') {
$cfg->state[] = array(Daemon_ConfigParser::T_COMMENT);
} elseif ($c === '}') {
if (sizeof($cfg->state) > 1) {
$cfg->purgeScope($cfg->getCurrentScope());
array_pop($cfg->state);
} else {
$cfg->raiseError('Unexpected \'}\'');
}
} elseif (ctype_alnum($c)) {
$elements = array('');
$elTypes = array(NULL);
$i = 0;
$tokenType = 0;
for (; $cfg->p < $cfg->len; ++$cfg->p) {
$c = $cfg->getCurrentChar();
if (ctype_space($c) || $c === '=') {
if ($elTypes[$i] !== NULL) {
++$i;
$elTypes[$i] = NULL;
}
} elseif ($c === '"' || $c === '\'') {
if ($elTypes[$i] != NULL) {
$cfg->raiseError('Unexpected T_STRING.');
}
$string = call_user_func($cfg->tokens[Daemon_ConfigParser::T_STRING], $cfg, $c);
--$cfg->p;
if ($elTypes[$i] === NULL) {
$elements[$i] = $string;
$elTypes[$i] = Daemon_ConfigParser::T_STRING;
}
} elseif ($c === '}') {
$cfg->raiseError('Unexpected \'}\' instead of \';\' or \'{\'');
} elseif ($c === ';') {
$tokenType = Daemon_ConfigParser::T_VAR;
break;
} elseif ($c === '{') {
$tokenType = Daemon_ConfigParser::T_BLOCK;
break;
} else {
if ($elTypes[$i] === Daemon_ConfigParser::T_STRING) {
$cfg->raiseError('Unexpected T_CVALUE.');
} else {
if (!isset($elements[$i])) {
$elements[$i] = '';
}
$elements[$i] .= $c;
$elTypes[$i] = Daemon_ConfigParser::T_CVALUE;
}
}
}
foreach ($elTypes as $k => $v) {
if (Daemon_ConfigParser::T_CVALUE === $v) {
if (ctype_digit($elements[$k])) {
$elements[$k] = (int) $elements[$k];
} elseif (is_numeric($elements[$k])) {
$elements[$k] = (double) $elements[$k];
} else {
$l = strtolower($elements[$k]);
if ($l === 'true' || $l === 'on') {
$elements[$k] = true;
} elseif ($l === 'false' || $l === 'off') {
$elements[$k] = false;
} elseif ($l === 'null') {
$elements[$k] = null;
}
}
}
}
if ($tokenType === 0) {
$cfg->raiseError('Expected \';\' or \'{\'');
} elseif ($tokenType === Daemon_ConfigParser::T_VAR) {
$name = str_replace('-', '', strtolower($elements[0]));
$scope = $cfg->getCurrentScope();
if ($name === 'include') {
$path = $elements[1];
if (substr($path, 0, 1) !== '/') {
$path = 'conf/' . $path;
}
$files = glob($path);
if ($files) {
foreach ($files as $fn) {
$parser = new Daemon_ConfigParser($fn, $scope, true);
}
}
} elseif (substr(strtolower($elements[0]), 0, 4) === 'mod-') {
$cfg->raiseError('Variable started with \'mod-\'. This style is deprecated. You should replace it with block.');
} elseif (isset($scope->{$name})) {
if ($scope->{$name}->source != 'cmdline') {
if (!isset($elements[1])) {
$elements[1] = true;
$elTypes[1] = Daemon_ConfigParser::T_CVALUE;
}
if ($elTypes[1] === Daemon_ConfigParser::T_CVALUE && is_string($elements[1])) {
$scope->{$name}->setHumanValue($elements[1]);
} else {
$scope->{$name}->setValue($elements[1]);
}
$scope->{$name}->source = 'config';
$scope->{$name}->revision = $cfg->revision;
}
} elseif (sizeof($cfg->state) > 1) {
$scope->{$name} = new Daemon_ConfigEntry();
$scope->{$name}->source = 'config';
$scope->{$name}->revision = $cfg->revision;
if (!isset($elements[1])) {
$elements[1] = true;
$elTypes[1] = Daemon_ConfigParser::T_CVALUE;
}
$scope->{$name}->setValue($elements[1]);
$scope->{$name}->setValueType($elTypes[1]);
} else {
$cfg->raiseError('Unrecognized parameter \'' . $name . '\'');
}
} elseif ($tokenType === Daemon_ConfigParser::T_BLOCK) {
$scope = $cfg->getCurrentScope();
$sectionName = implode('-', $elements);
$sectionName = strtr($sectionName, '-. ', ':::');
if (!isset($scope->{$sectionName})) {
$scope->{$sectionName} = new Daemon_ConfigSection();
}
$scope->{$sectionName}->source = 'config';
$scope->{$sectionName}->revision = $cfg->revision;
$cfg->state[] = array(Daemon_ConfigParser::T_ALL, $scope->{$sectionName});
}
} else {
$cfg->raiseError('Unexpected char \'' . Debug::exportBytes($c) . '\'');
}
});
for (; $cfg->p < $cfg->len; ++$cfg->p) {
$c = $cfg->getCurrentChar();
$e = end($this->state);
$cfg->token($e[0], $c);
}
if (!$included) {
$this->purgeScope($this->result);
}
}
/**
* Called when new data received.
* @param string New data.
* @return void
*/
public function stdin($buf)
{
$this->buf .= $buf;
while (($l = $this->gets()) !== FALSE) {
$l = rtrim($l, "\r\n");
$e = explode(' ', $l, 2);
if ($e[0] === 'acquire') {
$this->writeln($this->acquireLock($e[1]) . ' ' . $e[1]);
} elseif ($e[0] === 'acquireWait') {
$this->writeln($this->acquireLock($e[1], TRUE) . ' ' . $e[1]);
} elseif ($e[0] === 'done') {
$this->done($e[1], 'DONE');
} elseif ($e[0] === 'failed') {
$this->done($e[1], 'FAILED');
} elseif ($e[0] === 'quit') {
$this->finish();
} elseif ($e[0] !== '') {
$this->writeln('PROTOCOL_ERROR');
}
if ($this->pool->config->protologging->value) {
Daemon::log('Lock client --> Lock server: ' . Debug::exportBytes(implode(' ', $e)) . "\n");
}
}
if (strpos($this->buf, "ÿôÿý") !== FALSE || strpos($this->buf, "ÿì") !== FALSE) {
$this->finish();
}
}
public function onEvBufReadEvent($evBuf, $arg)
{
$connId = $arg[0];
Debug::netEvent(get_class($this) . '::' . __METHOD__ . '(' . $connId . ') invoked. ');
$this->updateLastContact($connId);
$data = '';
while (true) {
$read = event_buffer_read($evBuf, $this->readPacketSize);
if ($read === '' || $read === NULL || $read === false) {
break;
}
$data .= $read;
}
if ($data) {
Debug::netEvent(get_class($this) . '::' . __METHOD__ . '(' . $connId . ') stdin(' . Utils::convertSize(strlen($data)) . ') start... ');
Debug::stdin('Server --> Get Client Data: ' . Debug::exportBytes($data));
$this->connSocketSessionPool[$connId]->stdin($data);
Debug::netEvent(get_class($this) . '::' . __METHOD__ . '(' . $connId . ') stdin(' . Utils::convertSize(strlen($data)) . ') end. ');
}
}
/**
* Called when new data received
* @param string New data
* @return void
*/
public function stdin($buf)
{
$this->buf .= $buf;
if ($this->appInstance->config->protologging->value) {
Daemon::log('Server --> Client: ' . Debug::exportBytes($buf) . "\n\n");
}
start:
$this->buflen = strlen($this->buf);
if ($this->buflen < 5) {
// Not enough data buffered yet
return;
}
$type = binarySubstr($this->buf, 0, 1);
list(, $length) = unpack('N', binarySubstr($this->buf, 1, 4));
$length -= 4;
if ($this->buflen < 5 + $length) {
// Not enough data buffered yet
return;
}
$packet = binarySubstr($this->buf, 5, $length);
$this->buf = binarySubstr($this->buf, 5 + $length);
if ($type === 'R') {
// Authentication request
list(, $authType) = unpack('N', $packet);
if ($authType === 0) {
// Successful
if ($this->appInstance->config->protologging->value) {
Daemon::log(__CLASS__ . ': auth. ok.');
}
$this->cstate = 4;
// Auth. ok
foreach ($this->onConnected as $cb) {
call_user_func($cb, $this, TRUE);
}
} elseif ($authType === 2) {
// KerberosV5
Daemon::log(__CLASS__ . ': Unsupported authentication method: KerberosV5.');
$this->cstate = 3;
// Auth. error
$this->finish();
// Unsupported, finish
} elseif ($authType === 3) {
// Cleartext
$this->sendPacket('p', $this->password);
// Password Message
$this->cstate = 2;
// Auth. packet sent
} elseif ($authType === 4) {
// Crypt
$salt = binarySubstr($packet, 4, 2);
$this->sendPacket('p', crypt($this->password, $salt));
// Password Message
$this->cstate = 2;
// Auth. packet sent
} elseif ($authType === 5) {
// MD5
$salt = binarySubstr($packet, 4, 4);
$this->sendPacket('p', 'md5' . md5(md5($this->password . $this->user) . $salt));
// Password Message
$this->cstate = 2;
// Auth. packet sent
} elseif ($authType === 6) {
// SCM
Daemon::log(__CLASS__ . ': Unsupported authentication method: SCM.');
$this->cstate = 3;
// Auth. error
$this->finish();
// Unsupported, finish
} elseif ($authType == 9) {
// GSS
Daemon::log(__CLASS__ . ': Unsupported authentication method: GSS.');
$this->cstate = 3;
// Auth. error
$this->finish();
// Unsupported, finish
}
} elseif ($type === 'T') {
// Row Description
list(, $numfields) = unpack('n', binarySubstr($packet, 0, 2));
$p = 2;
for ($i = 0; $i < $numfields; ++$i) {
list($name) = $this->decodeNULstrings($packet, 1, $p);
$field = unpack('NtableOID/nattrNo/NdataType/ndataTypeSize/NtypeMod/nformat', binarySubstr($packet, $p, 18));
$p += 18;
$field['name'] = $name;
$this->resultFields[] = $field;
}
} elseif ($type === 'D') {
// Data Row
list(, $numfields) = unpack('n', binarySubstr($packet, 0, 2));
$p = 2;
$row = array();
for ($i = 0; $i < $numfields; ++$i) {
list(, $length) = unpack('N', binarySubstr($packet, $p, 4));
$p += 4;
if ($length === 4294967295.0) {
// hack
$length = -1;
}
if ($length === -1) {
$value = NULL;
} else {
$value = binarySubstr($packet, $p, $length);
$p += $length;
}
$row[$this->resultFields[$i]['name']] = $value;
}
$this->resultRows[] = $row;
} elseif ($type === 'G' || $type === 'H') {
// Copy in response
// The backend is ready to copy data from the frontend to a table; see Section 45.2.5.
if ($this->appInstance->config->protologging->value) {
Daemon::log(__CLASS__ . ': Caught CopyInResponse');
}
} elseif ($type === 'C') {
// Close command
$type = binarySubstr($packet, 0, 1);
if ($type === 'S' || $type === 'P') {
list($name) = $this->decodeNULstrings(binarySubstr($packet, 1));
} else {
$tag = $this->decodeNULstrings($packet);
$tag = explode(' ', $tag[0]);
if ($tag[0] === 'INSERT') {
$this->insertId = $tag[1];
$this->insertNum = $tag[2];
} elseif ($tag[0] === 'DELETE' || $tag[0] === 'UPDATE' || $tag[0] === 'MOVE' || $tag[0] === 'FETCH' || $tag[0] === 'COPY') {
$this->affectedRows = $tag[1];
}
}
$this->onResultDone();
} elseif ($type === 'n') {
// No Data
$this->onResultDone();
} elseif ($type === 'E') {
// Error Response
$code = ord($packet);
$message = '';
foreach ($this->decodeNULstrings(binarySubstr($packet, 1), 0xff) as $p) {
if ($message !== '') {
$message .= ' ';
$p = binarySubstr($p, 1);
}
$message .= $p;
}
$this->errno = -1;
$this->errmsg = $message;
if ($this->cstate == 2) {
// Auth. error
foreach ($this->onConnected as $cb) {
call_user_func($cb, $this, FALSE);
}
$this->cstate = 3;
}
$this->onError();
if ($this->appInstance->config->protologging->value) {
Daemon::log(__CLASS__ . ': Error response caught (0x' . dechex($code) . '): ' . $message);
}
} elseif ($type === 'I') {
// Empty Query Response
$this->errno = -1;
$this->errmsg = 'Query was empty';
$this->onError();
} elseif ($type === 'S') {
// Portal Suspended
if ($this->appInstance->config->protologging->value) {
Daemon::log(__CLASS__ . ': Caught PortalSuspended');
}
} elseif ($type === 'S') {
// Parameter Status
$u = $this->decodeNULstrings($packet, 2);
if (isset($u[0])) {
$this->parameters[$u[0]] = isset($u[1]) ? $u[1] : NULL;
if ($this->appInstance->config->protologging->value) {
Daemon::log(__CLASS__ . ': Parameter ' . $u[0] . ' = \'' . $this->parameters[$u[0]] . '\'');
}
}
} elseif ($type === 'K') {
// Backend Key Data
list(, $this->backendKey) = unpack('N', $packet);
$this->backendKey = isset($u[1]) ? $u[1] : NULL;
if ($this->appInstance->config->protologging->value) {
Daemon::log(__CLASS__ . ': BackendKey is ' . $this->backendKey);
}
} elseif ($type === 'Z') {
// Ready For Query
$this->status = $packet;
if ($this->appInstance->config->protologging->value) {
Daemon::log(__CLASS__ . ': Ready For Query. Status: ' . $this->status);
}
} else {
Daemon::log(__CLASS__ . ': Caught message with unsupported type - ' . $type);
}
goto start;
}
/**
* Called when new data received
* @param string New data
* @return void
*/
public function stdin($buf)
{
$this->buf .= $buf;
if ($this->appInstance->config->protologging->value) {
Daemon::log('Server --> Client: ' . Debug::exportBytes($buf) . "\n\n");
}
start:
$this->buflen = strlen($this->buf);
if (($packet = $this->getPacketHeader()) === FALSE) {
return;
}
$this->seq = $packet[1] + 1;
if ($this->cstate === 0) {
if ($this->buflen < 4 + $packet[0]) {
// not whole packet yet
return;
}
$this->cstate = 1;
$p = 4;
$this->protover = ord(binarySubstr($this->buf, $p++, 1));
$this->serverver = '';
while ($p < $this->buflen) {
$c = binarySubstr($this->buf, $p++, 1);
if ($c === "") {
break;
}
$this->serverver .= $c;
}
$this->threadId = $this->bytes2int(binarySubstr($this->buf, $p, 4));
$p += 4;
$this->scramble = binarySubstr($this->buf, $p, 8);
$p += 9;
$this->serverCaps = $this->bytes2int(binarySubstr($this->buf, $p, 2));
$p += 2;
$this->serverLang = ord(binarySubstr($this->buf, $p++, 1));
$this->serverStatus = $this->bytes2int(binarySubstr($this->buf, $p, 2));
$p += 2;
$p += 13;
$restScramble = binarySubstr($this->buf, $p, 12);
$this->scramble .= $restScramble;
$p += 13;
$this->auth();
} else {
if ($this->buflen < 4 + $packet[0]) {
// not whole packet yet
return;
}
$p = 4;
$fieldCount = ord(binarySubstr($this->buf, $p, 1));
$p += 1;
if ($fieldCount === 0xff) {
// Error packet
$u = unpack('v', binarySubstr($this->buf, $p, 2));
$p += 2;
$this->errno = $u[1];
$state = binarySubstr($this->buf, $p, 6);
$p = +6;
$this->errmsg = binarySubstr($this->buf, $p, $packet[0] + 4 - $p);
$this->onError();
} elseif ($fieldCount === 0x0) {
// OK Packet Empty
if ($this->cstate === 2) {
$this->cstate = 4;
if ($this->dbname !== '') {
$this->query('USE `' . $this->dbname . '`');
}
}
$this->affectedRows = $this->parseEncodedBinary($this->buf, $p);
$this->insertId = $this->parseEncodedBinary($this->buf, $p);
$u = unpack('v', binarySubstr($this->buf, $p, 2));
$p += 2;
$this->serverStatus = $u[1];
$u = unpack('v', binarySubstr($this->buf, $p, 2));
$p += 2;
$this->warnCount = $u[1];
$this->message = binarySubstr($this->buf, $p, $packet[0] + 4 - $p);
$this->onResultDone();
} elseif ($fieldCount === 0xfe) {
// EOF Packet
++$this->instate;
if ($this->instate === 3) {
$this->onResultDone();
}
} else {
// Data packet
--$p;
if ($this->instate === 0) {
// Result Set Header Packet
$extra = $this->parseEncodedBinary($this->buf, $p);
++$this->instate;
} elseif ($this->instate === 1) {
// Field Packet
$field = array('catalog' => $this->parseEncodedString($this->buf, $p), 'db' => $this->parseEncodedString($this->buf, $p), 'table' => $this->parseEncodedString($this->buf, $p), 'org_table' => $this->parseEncodedString($this->buf, $p), 'name' => $this->parseEncodedString($this->buf, $p), 'org_name' => $this->parseEncodedString($this->buf, $p));
++$p;
// filler
$u = unpack('v', binarySubstr($this->buf, $p, 2));
$p += 2;
$field['charset'] = $u[1];
$u = unpack('V', binarySubstr($this->buf, $p, 4));
$p += 4;
$field['length'] = $u[1];
$field['type'] = ord(binarySubstr($this->buf, $p, 1));
++$p;
$u = unpack('v', binarySubstr($this->buf, $p, 2));
$p += 2;
$field['flags'] = $u[1];
$field['decimals'] = ord(binarySubstr($this->buf, $p, 1));
++$p;
$this->resultFields[] = $field;
} elseif ($this->instate === 2) {
// Row Packet
$row = array();
for ($i = 0, $nf = sizeof($this->resultFields); $i < $nf; ++$i) {
$row[$this->resultFields[$i]['name']] = $this->parseEncodedString($this->buf, $p);
}
$this->resultRows[] = $row;
}
}
}
$this->buf = binarySubstr($this->buf, 4 + $packet[0]);
goto start;
}
public function stdin($buf)
{
Debug::debug(Debug::exportBytes($buf));
$this->buf .= $buf;
start:
if ($this->state === 0) {
while (($l = $this->gets()) !== FALSE) {
$e = explode(' ', rtrim($l, "\r\n"));
if ($e[0] == 'VALUE') {
$this->key = $e[1];
$this->valueFlags = $e[2];
$this->valueLength = $e[3];
$this->result = '';
$this->state = 1;
break;
} elseif ($e[0] == 'STAT') {
if ($this->result === NULL) {
$this->result = array();
}
$this->result[$e[1]] = $e[2];
} elseif ($e[0] === 'STORED' || $e[0] === 'END' || $e[0] === 'DELETED' || $e[0] === 'ERROR' || $e[0] === 'CLIENT_ERROR' || $e[0] === 'SERVER_ERROR') {
if ($e[0] !== 'END') {
$this->result = FALSE;
$this->error = isset($e[1]) ? $e[1] : NULL;
}
$cb = array_shift($this->callbacks);
if ($cb) {
call_user_func($cb, $this);
}
$this->valueSize = 0;
$this->result = NULL;
}
}
}
if ($this->state === 1) {
if ($this->valueSize < $this->valueLength) {
$n = $this->valueLength - $this->valueSize;
$buflen = strlen($this->buf);
if ($buflen > $n) {
$this->result .= binarySubstr($this->buf, 0, $n);
$this->buf = binarySubstr($this->buf, $n);
} else {
$this->result .= $this->buf;
$n = $buflen;
$this->buf = '';
}
$this->valueSize += $n;
if ($this->valueSize >= $this->valueLength) {
$this->state = 0;
goto start;
}
}
}
}
/**
* Called when new data received.
* @param string New data.
* @return void
*/
public function stdin($buf)
{
// from mysqld to client.
if ($this->appInstance->config->protologging->value) {
Daemon::log('MysqlProxy: Server --> Client: ' . Debug::exportBytes($buf) . "\n\n");
}
$this->downstream->write($buf);
}
