krowinski /
php-mysql-replication
| @@ 392-400 (lines=9) @@ | ||
| 389 | * @param int $position |
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| 390 | * @return int |
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| 391 | */ |
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| 392 | protected function bitGet($bitmap, $position) |
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| 393 | { |
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| 394 | $bit = $bitmap[(int)($position / 8)]; |
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| 395 | if (is_string($bit)) { |
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| 396 | $bit = ord($bit); |
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| 397 | } |
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| 398 | ||
| 399 | return $bit & (1 << ($position & 7)); |
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| 400 | } |
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| 401 | ||
| 402 | /** |
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| 403 | * @param string $nullBitmap |
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| @@ 407-415 (lines=9) @@ | ||
| 404 | * @param int $position |
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| 405 | * @return int |
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| 406 | */ |
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| 407 | protected function checkNull($nullBitmap, $position) |
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| 408 | { |
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| 409 | $bit = $nullBitmap[(int)($position / 8)]; |
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| 410 | if (is_string($bit)) { |
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| 411 | $bit = ord($bit); |
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| 412 | } |
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| 413 | ||
| 414 | return $bit & (1 << ($position % 8)); |
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| 415 | } |
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| 416 | ||
| 417 | /** |
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| 418 | * @param int $size |
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