diff options
Diffstat (limited to 'src/core/platform.h')
| -rw-r--r-- | src/core/platform.h | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/src/core/platform.h b/src/core/platform.h index 2ae0fd0b..70f4e9ef 100644 --- a/src/core/platform.h +++ b/src/core/platform.h @@ -69,10 +69,15 @@ extern const char *nni_plat_strerror(int); // to return NULL if memory cannot be allocated. extern void *nni_alloc(size_t); -// nni_free frees memory allocated with nni_alloc. It takes a size because -// some allocators do not track size, or can operate more efficiently if -// the size is provided with the free call. Examples of this are slab -// allocators like this found in Solaris/illumos (see libumem or kmem). +// nni_zalloc is just like nni_alloc, but ensures that memory is +// initialized to zero. It is a separate function because some platforms +// can use a more efficient zero-based allocation. +extern void *nni_zalloc(size_t); + +// nni_free frees memory allocated with nni_alloc or nni_zalloc. It takes +// a size because some allocators do not track size, or can operate more +// efficiently if the size is provided with the free call. Examples of this +// are slab allocators like this found in Solaris/illumos (see libumem). // This routine does nothing if supplied with a NULL pointer and zero size. // Most implementations can just call free() here. extern void nni_free(void *, size_t); |