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Frame masking perf

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refs ratchetphp/ratchet#226
This commit is contained in:
Chris Boden 2015-05-30 23:28:31 -04:00
parent 621b8f836c
commit ce50c6ceb4
1 changed files with 10 additions and 0 deletions
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10
src/Messaging/Protocol/Frame.php
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@ -303,6 +303,16 @@ class Frame implements FrameInterface {
$payload = substr($this->data, $this->getPayloadStartingByte(), $this->getPayloadLength()); $payload = substr($this->data, $this->getPayloadStartingByte(), $this->getPayloadLength());
} }
$len = strlen($payload);
if (0 === $len) {
return '';
}
return $payload ^ str_pad('', $len, $maskingKey, STR_PAD_RIGHT);
// TODO: Remove this before publish - keeping methods here to compare performance (above is faster but need control against v0.3.3)
$applied = ''; $applied = '';
for ($i = 0, $len = strlen($payload); $i < $len; $i++) { for ($i = 0, $len = strlen($payload); $i < $len; $i++) {
$applied .= $payload[$i] ^ $maskingKey[$i % static::MASK_LENGTH]; $applied .= $payload[$i] ^ $maskingKey[$i % static::MASK_LENGTH];