libui/common/alloc.c

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// 16 may 2019
#include <stdlib.h>
#include <string.h>
#include "ui.h"
#include "uipriv.h"
void *uiprivAlloc(size_t n, const char *what)
{
void *p;
p = malloc(n);
if (p == NULL)
uiprivInternalError("memory exhausted allocating %s", what);
memset(p, 0, n);
return p;
}
void *uiprivRealloc(void *p, size_t old, size_t new, const char *what)
{
p = realloc(p, new);
if (p == NULL)
uiprivInternalError("memory exhausted reallocating %s", what);
if (new > old)
memset(((uint8_t *) p) + old, 0, new - old);
return p;
}
void uiprivFree(void *p)
{
free(p);
}