comparison: ucx/cx/allocator.h
ucx/cx/allocator.h
- changeset 112
- c3f2f16fa4b8
- parent 108
- 77254bd6dccb
- child 113
- dde28a806552
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| 111:81c4f73236a4 | 112:c3f2f16fa4b8 |
|---|---|
| 269 ); | 269 ); |
| 270 | 270 |
| 271 /** | 271 /** |
| 272 * Reallocate the previously allocated block in @p mem, making the new block | 272 * Reallocate the previously allocated block in @p mem, making the new block |
| 273 * @p n bytes long. | 273 * @p n bytes long. |
| 274 * This function may return the same pointer that was passed to it, if moving | 274 * This function may return the same pointer passed to it if moving |
| 275 * the memory was not necessary. | 275 * the memory was not necessary. |
| 276 * | 276 * |
| 277 * @note Re-allocating a block allocated by a different allocator is undefined. | 277 * @note Re-allocating a block allocated by a different allocator is undefined. |
| 278 * | 278 * |
| 279 * @param allocator the allocator | 279 * @param allocator the allocator |
| 293 ); | 293 ); |
| 294 | 294 |
| 295 /** | 295 /** |
| 296 * Reallocate the previously allocated block in @p mem, making the new block | 296 * Reallocate the previously allocated block in @p mem, making the new block |
| 297 * @p n bytes long. | 297 * @p n bytes long. |
| 298 * This function may return the same pointer that was passed to it, if moving | 298 * This function may return the same pointer passed to it if moving |
| 299 * the memory was not necessary. | 299 * the memory was not necessary. |
| 300 * | 300 * |
| 301 * The size is calculated by multiplying @p nemb and @p size. | 301 * The size is calculated by multiplying @p nemb and @p size. |
| 302 * If that multiplication overflows, this function returns @c NULL and @c errno | 302 * If that multiplication overflows, this function returns @c NULL, and @c errno |
| 303 * will be set. | 303 * will be set. |
| 304 * | 304 * |
| 305 * @note Re-allocating a block allocated by a different allocator is undefined. | 305 * @note Re-allocating a block allocated by a different allocator is undefined. |
| 306 * | 306 * |
| 307 * @param allocator the allocator | 307 * @param allocator the allocator |
| 328 * This function acts like cxRealloc() using the pointer pointed to by @p mem. | 328 * This function acts like cxRealloc() using the pointer pointed to by @p mem. |
| 329 * | 329 * |
| 330 * @note Re-allocating a block allocated by a different allocator is undefined. | 330 * @note Re-allocating a block allocated by a different allocator is undefined. |
| 331 * | 331 * |
| 332 * @par Error handling | 332 * @par Error handling |
| 333 * @c errno will be set, if the underlying realloc function does so. | 333 * @c errno will be set if the underlying realloc function does so. |
| 334 * | 334 * |
| 335 * @param allocator the allocator | 335 * @param allocator the allocator |
| 336 * @param mem pointer to the pointer to allocated block | 336 * @param mem pointer to the pointer to allocated block |
| 337 * @param n the new size in bytes | 337 * @param n the new size in bytes |
| 338 * @retval zero success | 338 * @retval zero success |
| 353 * This function acts like cxRealloc() using the pointer pointed to by @p mem. | 353 * This function acts like cxRealloc() using the pointer pointed to by @p mem. |
| 354 * | 354 * |
| 355 * @note Re-allocating a block allocated by a different allocator is undefined. | 355 * @note Re-allocating a block allocated by a different allocator is undefined. |
| 356 * | 356 * |
| 357 * @par Error handling | 357 * @par Error handling |
| 358 * @c errno will be set, if the underlying realloc function does so. | 358 * @c errno will be set if the underlying realloc function does so. |
| 359 * | 359 * |
| 360 * @param allocator (@c CxAllocator*) the allocator | 360 * @param allocator (@c CxAllocator*) the allocator |
| 361 * @param mem (@c void**) pointer to the pointer to allocated block | 361 * @param mem (@c void**) pointer to the pointer to allocated block |
| 362 * @param n (@c size_t) the new size in bytes | 362 * @param n (@c size_t) the new size in bytes |
| 363 * @retval zero success | 363 * @retval zero success |
