kakserpom /
phpdaemon
| @@ 524-533 (lines=10) @@ | ||
| 521 | * @param integer $o Offset |
|
| 522 | * @return string|false |
|
| 523 | */ |
|
| 524 | public function look($n, $o = 0) |
|
| 525 | { |
|
| 526 | if (!isset($this->bev)) { |
|
| 527 | return false; |
|
| 528 | } |
|
| 529 | if ($this->bev->input->length <= $o) { |
|
| 530 | return ''; |
|
| 531 | } |
|
| 532 | return $this->bev->input->substr($o, $n); |
|
| 533 | } |
|
| 534 | ||
| 535 | /** |
|
| 536 | * Read from buffer without draining |
|
| @@ 566-575 (lines=10) @@ | ||
| 563 | * @param integer $n Number of bytes to read |
|
| 564 | * @return string|false |
|
| 565 | */ |
|
| 566 | public function readExact($n) |
|
| 567 | { |
|
| 568 | if ($n === 0) { |
|
| 569 | return ''; |
|
| 570 | } |
|
| 571 | if (!$this->bev || $this->bev->input->length < $n) { |
|
| 572 | return false; |
|
| 573 | } |
|
| 574 | return $this->read($n); |
|
| 575 | } |
|
| 576 | ||
| 577 | /** |
|
| 578 | * Returns length of input buffer |
|
