sys/net80211/ieee80211_superg.c

348 ieee80211_ff_encap(struct ieee80211vap *vap, struct mbuf *m1, int hdrspace,
357 	m2 = m1->m_nextpkt;
363 	m1->m_nextpkt = NULL;
368 	KASSERT(m1->m_len >= sizeof(eh1), ("no ethernet header!"));
369 	ETHER_HEADER_COPY(&eh1, mtod(m1, caddr_t));
370 	m1 = ieee80211_mbuf_adjust(vap, hdrspace, key, m1);
371 	if (m1 == NULL) {
396 	m1 = ieee80211_ff_encap1(vap, m1, &eh1);
397 	if (m1 == NULL)
411 	for (m = m1; m->m_next != NULL; m = m->m_next)
413 	pad = roundup2(m1->m_pkthdr.len, 4) - m1->m_pkthdr.len;
421 			m1->m_pkthdr.len += pad;
432 	m1->m_pkthdr.len += m2->m_pkthdr.len;
433 	M_PREPEND(m1, sizeof(uint32_t)+2, M_NOWAIT);
434 	if (m1 == NULL) {		/* XXX cannot happen */
440 	memset(mtod(m1, void *), 0, sizeof(uint32_t)+2);
442 	M_PREPEND(m1, sizeof(struct llc), M_NOWAIT);
443 	if (m1 == NULL) {		/* XXX cannot happen */
449 	llc = mtod(m1, struct llc *);
459 	return m1;
462 	if (m1 != NULL)
463 		m_freem(m1);
480 ieee80211_amsdu_encap(struct ieee80211vap *vap, struct mbuf *m1, int hdrspace,
488 	m2 = m1->m_nextpkt;
494 	m1->m_nextpkt = NULL;
499 	KASSERT(m1->m_len >= sizeof(eh1), ("no ethernet header!"));
500 	ETHER_HEADER_COPY(&eh1, mtod(m1, caddr_t));
501 	m1 = ieee80211_mbuf_adjust(vap,
504 		key, m1);
505 	if (m1 == NULL) {
529 	m1 = ieee80211_ff_encap1(vap, m1, &eh1);
530 	if (m1 == NULL)
544 	for (m = m1; m->m_next != NULL; m = m->m_next)
546 	pad = roundup2(m1->m_pkthdr.len, 4) - m1->m_pkthdr.len;
554 			m1->m_pkthdr.len += pad;
562 	m1->m_pkthdr.len += m2->m_pkthdr.len;
566 	return m1;
569 	if (m1 != NULL)
570 		m_freem(m1);
706 	const struct mbuf *m1, const struct mbuf *m2)
722 	framelen = m1->m_pkthdr.len + 32 +