kakserpom /
phpdaemon
| @@ 521-530 (lines=10) @@ | ||
| 518 | * @param integer $o Offset |
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| 519 | * @return string|false |
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| 520 | */ |
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| 521 | public function look($n, $o = 0) |
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| 522 | { |
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| 523 | if (!isset($this->bev)) { |
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| 524 | return false; |
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| 525 | } |
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| 526 | if ($this->bev->input->length <= $o) { |
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| 527 | return ''; |
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| 528 | } |
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| 529 | return $this->bev->input->substr($o, $n); |
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| 530 | } |
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| 531 | ||
| 532 | /** |
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| 533 | * Read from buffer without draining |
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| @@ 563-572 (lines=10) @@ | ||
| 560 | * @param integer $n Number of bytes to read |
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| 561 | * @return string|false |
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| 562 | */ |
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| 563 | public function readExact($n) |
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| 564 | { |
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| 565 | if ($n === 0) { |
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| 566 | return ''; |
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| 567 | } |
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| 568 | if (!$this->bev || $this->bev->input->length < $n) { |
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| 569 | return false; |
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| 570 | } |
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| 571 | return $this->read($n); |
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| 572 | } |
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| 573 | ||
| 574 | /** |
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| 575 | * Returns length of input buffer |
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