#include <u.h>
#include <libc.h>
#include <thread.h>
#include <ip.h>

#include "dat.h"
#include "fns.h"

void*
emalloc(ulong sz)
{
	void *v;

	v = malloc(sz);
	if(v == nil)
		sysfatal("malloc %lud fails", sz);
	memset(v, 0, sz);
	return v;
}

Block*
newblock(ulong length, uchar *data)
{
	Block *b;

	b = emalloc(sizeof(*b)+length);

	b->length = length;
	b->data = (uchar*)&b[1];
	memcpy(b->data, data, length);

	return b;
}