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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "common.h"
#include "mem.h"
/*******************************************************************************
*
* Allocate number of bytes of memory equal to "block".
*
*******************************************************************************/
void *mem_alloc (unsigned long block, char *item)
{
void *ptr;
ptr = (void *) malloc (block);
if (ptr != NULL) {
memset (ptr, 0, block);
} else {
fprintf (stderr, "Unable to allocate %s\n", item);
exit (0);
}
return (ptr);
}
/****************************************************************************
*
* Free memory pointed to by "*ptr_addr".
*
*****************************************************************************/
void mem_free (void **ptr_addr)
{
if (*ptr_addr != NULL) {
free (*ptr_addr);
*ptr_addr = NULL;
}
}
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