1/* 2 * ng_l2cap_misc.c 3 * 4 * Copyright (c) Maksim Yevmenkin <m_evmenkin@yahoo.com> 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions --- 12 unchanged lines hidden (view full) --- 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 * 28 * $Id: ng_l2cap_misc.c,v 1.16 2002/09/04 21:38:38 max Exp $ |
29 * $FreeBSD: head/sys/netgraph/bluetooth/l2cap/ng_l2cap_misc.c 109623 2003-01-21 08:56:16Z alfred $ |
30 */ 31 32#include <sys/param.h> 33#include <sys/systm.h> 34#include <sys/kernel.h> 35#include <sys/malloc.h> 36#include <sys/mbuf.h> 37#include <sys/queue.h> --- 389 unchanged lines hidden (view full) --- 427 428/* 429 * Prepend "m"buf with "size" bytes 430 */ 431 432struct mbuf * 433ng_l2cap_prepend(struct mbuf *m, int size) 434{ |
435 M_PREPEND(m, size, M_NOWAIT); |
436 if (m == NULL || (m->m_len < size && (m = m_pullup(m, size)) == NULL)) 437 return (NULL); 438 439 return (m); 440} /* ng_l2cap_prepend */ 441 442/* 443 * Default flow settings --- 74 unchanged lines hidden --- |