[WebSocket] Performance

No more sprintf calls
This commit is contained in:
Chris Boden 2012-07-15 11:57:42 -04:00
parent 0ee6ef6008
commit 3a844edbfd
2 changed files with 48 additions and 45 deletions

View File

@ -67,39 +67,22 @@ class Frame implements FrameInterface {
return;
}
$firstByte = chr(($final ? 128 : 0) + $opcode);
$this->defPayLen = strlen($payload);
$this->firstByte = ($final ? 128 : 0) + $opcode;
$this->secondByte = $this->defPayLen;
$this->isCoalesced = true;
$raw = '';
$plLen = strlen($payload);
if ($plLen <= 125) {
$raw .= sprintf('%08b', $plLen);
} elseif ($plLen <= 65535) {
$raw .= sprintf('%08b', 126) . sprintf('%016b', $plLen);
} else { // todo, make sure msg isn't longer than b1x71
$raw .= sprintf('%08b', 127) . sprintf('%064b', $plLen);
$ext = '';
if ($this->defPayLen > 65535) {
$ext = pack('NN', 0, $this->defPayLen);
$this->secondByte = 127;
} elseif ($this->defPayLen > 125) {
$ext = pack('n', $this->defPayLen);
$this->secondByte = 126;
}
$this->addBuffer($firstByte . static::encode($raw) . $payload);
}
/**
* Encode the fake binary string to send over the wire
* @param string of 1's and 0's
* @return string
*/
public static function encode($in) {
if (strlen($in) > 8) {
$out = '';
while (strlen($in) >= 8) {
$out .= static::encode(substr($in, 0, 8));
$in = substr($in, 8);
}
return $out;
}
return chr(bindec($in));
$this->data = chr($this->firstByte) . chr($this->secondByte) . $ext . $payload;
$this->bytesRecvd = 2 + strlen($ext) + $this->defPayLen;
}
/**
@ -407,7 +390,7 @@ class Frame implements FrameInterface {
* {@inheritdoc}
*/
public function getPayloadStartingByte() {
return 1 + $this->getNumPayloadBytes() + strlen($this->getMaskingKey());
return 1 + $this->getNumPayloadBytes() + ($this->isMasked() ? static::MASK_LENGTH : 0);
}
/**

View File

@ -18,6 +18,26 @@ class FrameTest extends \PHPUnit_Framework_TestCase {
$this->_frame = new Frame;
}
/**
* Encode the fake binary string to send over the wire
* @param string of 1's and 0's
* @return string
*/
public static function encode($in) {
if (strlen($in) > 8) {
$out = '';
while (strlen($in) >= 8) {
$out .= static::encode(substr($in, 0, 8));
$in = substr($in, 8);
}
return $out;
}
return chr(bindec($in));
}
/**
* This is a data provider
* @param string The UTF8 message
@ -63,7 +83,7 @@ class FrameTest extends \PHPUnit_Framework_TestCase {
$this->setExpectedException('\UnderflowException');
if (!empty($bin)) {
$this->_frame->addBuffer(Frame::encode($bin));
$this->_frame->addBuffer(static::encode($bin));
}
call_user_func(array($this->_frame, $method));
@ -91,7 +111,7 @@ class FrameTest extends \PHPUnit_Framework_TestCase {
* @covers Ratchet\WebSocket\Version\RFC6455\Frame::isFinal
*/
public function testFinCodeFromBits($fin, $rsv1, $rsv2, $rsv3, $opcode, $bin) {
$this->_frame->addBuffer(Frame::encode($bin));
$this->_frame->addBuffer(static::encode($bin));
$this->assertEquals($fin, $this->_frame->isFinal());
}
@ -102,7 +122,7 @@ class FrameTest extends \PHPUnit_Framework_TestCase {
* @covers Ratchet\WebSocket\Version\RFC6455\Frame::getRsv3
*/
public function testGetRsvFromBits($fin, $rsv1, $rsv2, $rsv3, $opcode, $bin) {
$this->_frame->addBuffer(Frame::encode($bin));
$this->_frame->addBuffer(static::encode($bin));
$this->assertEquals($rsv1, $this->_frame->getRsv1());
$this->assertEquals($rsv2, $this->_frame->getRsv2());
@ -114,7 +134,7 @@ class FrameTest extends \PHPUnit_Framework_TestCase {
* @covers Ratchet\WebSocket\Version\RFC6455\Frame::getOpcode
*/
public function testOpcodeFromBits($fin, $rsv1, $rsv2, $rsv3, $opcode, $bin) {
$this->_frame->addBuffer(Frame::encode($bin));
$this->_frame->addBuffer(static::encode($bin));
$this->assertEquals($opcode, $this->_frame->getOpcode());
}
@ -153,8 +173,8 @@ class FrameTest extends \PHPUnit_Framework_TestCase {
* @covers Ratchet\WebSocket\Version\RFC6455\Frame::getFirstPayloadVal
*/
public function testFirstPayloadDesignationValue($bits, $bin) {
$this->_frame->addBuffer(Frame::encode($this->_firstByteFinText));
$this->_frame->addBuffer(Frame::encode($bin));
$this->_frame->addBuffer(static::encode($this->_firstByteFinText));
$this->_frame->addBuffer(static::encode($bin));
$ref = new \ReflectionClass($this->_frame);
$cb = $ref->getMethod('getFirstPayloadVal');
@ -180,8 +200,8 @@ class FrameTest extends \PHPUnit_Framework_TestCase {
* @covers Ratchet\WebSocket\Version\RFC6455\Frame::getNumPayloadBits
*/
public function testDetermineHowManyBitsAreUsedToDescribePayload($expected_bits, $bin) {
$this->_frame->addBuffer(Frame::encode($this->_firstByteFinText));
$this->_frame->addBuffer(Frame::encode($bin));
$this->_frame->addBuffer(static::encode($this->_firstByteFinText));
$this->_frame->addBuffer(static::encode($bin));
$ref = new \ReflectionClass($this->_frame);
$cb = $ref->getMethod('getNumPayloadBits');
@ -215,8 +235,8 @@ class FrameTest extends \PHPUnit_Framework_TestCase {
* @covers Ratchet\WebSocket\Version\RFC6455\Frame::isMasked
*/
public function testIsMaskedReturnsExpectedValue($masked, $payload_length, $bin) {
$this->_frame->addBuffer(Frame::encode($this->_firstByteFinText));
$this->_frame->addBuffer(Frame::encode($bin));
$this->_frame->addBuffer(static::encode($this->_firstByteFinText));
$this->_frame->addBuffer(static::encode($bin));
$this->assertEquals($masked, $this->_frame->isMasked());
}
@ -235,8 +255,8 @@ class FrameTest extends \PHPUnit_Framework_TestCase {
* @covers Ratchet\WebSocket\Version\RFC6455\Frame::getPayloadLength
*/
public function testGetPayloadLengthWhenOnlyFirstFrameIsUsed($masked, $payload_length, $bin) {
$this->_frame->addBuffer(Frame::encode($this->_firstByteFinText));
$this->_frame->addBuffer(Frame::encode($bin));
$this->_frame->addBuffer(static::encode($this->_firstByteFinText));
$this->_frame->addBuffer(static::encode($bin));
$this->assertEquals($payload_length, $this->_frame->getPayloadLength());
}
@ -267,8 +287,8 @@ class FrameTest extends \PHPUnit_Framework_TestCase {
* @todo I I wrote the dataProvider incorrectly, skpping for now
*/
public function testGetMaskingKey($mask) {
$this->_frame->addBuffer(Frame::encode($this->_firstByteFinText));
$this->_frame->addBuffer(Frame::encode($this->_secondByteMaskedSPL));
$this->_frame->addBuffer(static::encode($this->_firstByteFinText));
$this->_frame->addBuffer(static::encode($this->_secondByteMaskedSPL));
$this->_frame->addBuffer($mask);
$this->assertEquals($mask, $this->_frame->getMaskingKey());