Function zcalloc_usable

app/redis-6.2.6/src/zmalloc.c:192–196

Allocate memory or panic. * '*usable' is set to the usable size if non NULL. */

/* Allocate memory or panic.
 * '*usable' is set to the usable size if non NULL. */
void *zcalloc_usable(size_t size, size_t *usable) {
    void *ptr = ztrycalloc_usable(size, usable);
    if (!ptr) zmalloc_oom_handler(size);
    return ptr;
}

/* Try reallocating memory, and return NULL if failed.
 * '*usable' is set to the usable size if non NULL. */