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| | mi-malloc 1.8/2.1 | |

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Functions

Zero initialized re-allocation

Re-allocation of zero initialized blocks. More...

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Functions

| | void * | mi_recalloc (void *p, size_t count, size_t size) | | | Re-allocate memory to count elements of size bytes, with extra memory initialized to zero.
| | | | void * | mi_rezalloc (void *p, size_t newsize) | | | | void * | mi_rezalloc_aligned (void *p, size_t newsize, size_t alignment) | | | | void * | mi_rezalloc_aligned_at (void *p, size_t newsize, size_t alignment, size_t offset) | | | | void * | mi_recalloc_aligned (void *p, size_t newcount, size_t size, size_t alignment) | | | | void * | mi_recalloc_aligned_at (void *p, size_t newcount, size_t size, size_t alignment, size_t offset) | | | | void * | mi_heap_rezalloc (mi_heap_t *heap, void *p, size_t newsize) | | | | void * | mi_heap_recalloc (mi_heap_t *heap, void *p, size_t newcount, size_t size) | | | | void * | mi_heap_rezalloc_aligned (mi_heap_t *heap, void *p, size_t newsize, size_t alignment) | | | | void * | mi_heap_rezalloc_aligned_at (mi_heap_t *heap, void *p, size_t newsize, size_t alignment, size_t offset) | | | | void * | mi_heap_recalloc_aligned (mi_heap_t *heap, void *p, size_t newcount, size_t size, size_t alignment) | | | | void * | mi_heap_recalloc_aligned_at (mi_heap_t *heap, void *p, size_t newcount, size_t size, size_t alignment, size_t offset) | | |

Detailed Description

Re-allocation of zero initialized blocks.

The zero-initialized re-allocations are only valid on memory that was originally allocated with zero initialization too, e.g. mi_calloc, mi_zalloc, mi_zalloc_aligned etc. see also https://github.com/microsoft/mimalloc/issues/63#issuecomment-508272992

Function Documentation

mi_heap_recalloc()

| void * mi_heap_recalloc | ( | mi_heap_t * | heap, | | | | void * | p, | | | | size_t | newcount, | | | | size_t | size ) |

mi_heap_recalloc_aligned()

| void * mi_heap_recalloc_aligned | ( | mi_heap_t * | heap, | | | | void * | p, | | | | size_t | newcount, | | | | size_t | size, | | | | size_t | alignment ) |

mi_heap_recalloc_aligned_at()

| void * mi_heap_recalloc_aligned_at | ( | mi_heap_t * | heap, | | | | void * | p, | | | | size_t | newcount, | | | | size_t | size, | | | | size_t | alignment, | | | | size_t | offset ) |

mi_heap_rezalloc()

| void * mi_heap_rezalloc | ( | mi_heap_t * | heap, | | | | void * | p, | | | | size_t | newsize ) |

mi_heap_rezalloc_aligned()

| void * mi_heap_rezalloc_aligned | ( | mi_heap_t * | heap, | | | | void * | p, | | | | size_t | newsize, | | | | size_t | alignment ) |

mi_heap_rezalloc_aligned_at()

| void * mi_heap_rezalloc_aligned_at | ( | mi_heap_t * | heap, | | | | void * | p, | | | | size_t | newsize, | | | | size_t | alignment, | | | | size_t | offset ) |

mi_recalloc()

| void * mi_recalloc | ( | void * | p, | | | | size_t | count, | | | | size_t | size ) |

Re-allocate memory to count elements of size bytes, with extra memory initialized to zero.

Parameters

| p | Pointer to a previously allocated block (or NULL). | | count | The number of elements. | | size | The size of each element. |

ReturnsA pointer to a re-allocated block of count * size bytes, or NULL if out of memory or if count * size overflows.

If there is no overflow, it behaves exactly like mi_rezalloc(p,count*size).

See alsomi_reallocn() recallocarray() (on BSD).

mi_recalloc_aligned()

| void * mi_recalloc_aligned | ( | void * | p, | | | | size_t | newcount, | | | | size_t | size, | | | | size_t | alignment ) |

mi_recalloc_aligned_at()

| void * mi_recalloc_aligned_at | ( | void * | p, | | | | size_t | newcount, | | | | size_t | size, | | | | size_t | alignment, | | | | size_t | offset ) |

mi_rezalloc()

| void * mi_rezalloc | ( | void * | p, | | | | size_t | newsize ) |

mi_rezalloc_aligned()

| void * mi_rezalloc_aligned | ( | void * | p, | | | | size_t | newsize, | | | | size_t | alignment ) |

mi_rezalloc_aligned_at()

| void * mi_rezalloc_aligned_at | ( | void * | p, | | | | size_t | newsize, | | | | size_t | alignment, | | | | size_t | offset ) |

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