comparison: src/cx/buffer.h
src/cx/buffer.h
- changeset 1291
- 5942859fd76c
- parent 1290
- 4ac889e14211
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| 1290:4ac889e14211 | 1291:5942859fd76c |
|---|---|
| 472 /** | 472 /** |
| 473 * Ensures that the buffer has a minimum capacity. | 473 * Ensures that the buffer has a minimum capacity. |
| 474 * | 474 * |
| 475 * If the current capacity is not sufficient, the buffer will be extended. | 475 * If the current capacity is not sufficient, the buffer will be extended. |
| 476 * | 476 * |
| 477 * The new capacity will be a power of two until the system's page size is reached. | |
| 478 * Then, the new capacity will be a multiple of the page size. | |
| 479 * | |
| 477 * @param buffer the buffer | 480 * @param buffer the buffer |
| 478 * @param capacity the minimum required capacity for this buffer | 481 * @param capacity the minimum required capacity for this buffer |
| 479 * @retval zero the capacity was already sufficient or successfully increased | 482 * @retval zero the capacity was already sufficient or successfully increased |
| 480 * @retval non-zero on allocation failure | 483 * @retval non-zero on allocation failure |
| 481 * @see cxBufferShrink() | 484 * @see cxBufferShrink() |
