bluetooth/btpand/bnep.c

88 	size_t len;
91 	if (pkt->len < 1)
99 		if (pkt->len < (ETHER_ADDR_LEN * 2) + ETHER_TYPE_LEN) {
113 		len = bnep_recv_control(pkt->chan, pkt->ptr, pkt->len, false);
114 		if (len == 0)
117 		packet_adj(pkt, len);
121 		if (pkt->len < ETHER_TYPE_LEN) {
133 		if (pkt->len < ETHER_ADDR_LEN + ETHER_TYPE_LEN) {
146 		if (pkt->len < ETHER_ADDR_LEN + ETHER_TYPE_LEN) {
183 	size_t len, size;
187 		if (pkt->len < 2)
193 		if (pkt->len < size + 2)
198 			len = bnep_recv_control(pkt->chan, pkt->ptr + 2, size, true);
199 			if (len != size)
217 			eh->len = size;
232 	size_t len;
241 		len = bnep_recv_control_command_not_understood(chan, ptr, size);
248 		len = bnep_recv_setup_connection_req(chan, ptr, size);
255 		len = bnep_recv_setup_connection_rsp(chan, ptr, size);
259 		len = bnep_recv_filter_net_type_set(chan, ptr, size);
263 		len = bnep_recv_filter_net_type_rsp(chan, ptr, size);
267 		len = bnep_recv_filter_multi_addr_set(chan, ptr, size);
271 		len = bnep_recv_filter_multi_addr_rsp(chan, ptr, size);
275 		len = 0;
279 	if (len == 0)
282 	return len;
307 	size_t len;
312 	len = *ptr++;
313 	if (size < (len * 2 + 1))
319 		return (len * 2 + 1);
322 	if (len == 2)
324 	else if (len == 4)
326 	else if (len == 16)
333 	if (memcmp(ptr, NAP_UUID + off, len) == 0)
335 	else if (memcmp(ptr, GN_UUID + off, len) == 0)
337 	else if (memcmp(ptr, PANU_UUID + off, len) == 0)
347 	ptr += len;
349 	if (memcmp(ptr, NAP_UUID + off, len) == 0)
351 	else if (memcmp(ptr, GN_UUID + off, len) == 0)
353 	else if (memcmp(ptr, PANU_UUID + off, len) == 0)
373 	return (len * 2 + 1);
409 	size_t len;
414 	len = be16dec(ptr);
417 	if (size < (len + 2))
422 		return (len + 2);
425 	nf = len / 4;
462 	return (len + 2);
492 	size_t len;
497 	len = be16dec(ptr);
500 	if (size < (len + 2))
505 		return (len + 2);
508 	nf = len / (ETHER_ADDR_LEN * 2);
552 	return (len + 2);
623 	pkt->len = p - pkt->ptr;
644 		iov[0].iov_len = pkt->len;
680 			if (p + eh->len > chan->sendbuf + chan->mtu)
686 			memcpy(p, eh->ptr, eh->len);
687 			p += eh->len;
698 			iov[1].iov_len = pkt->len;
700 		    && pkt->len >= ETHER_VLAN_ENCAP_LEN) {
726 		if (pkt->len < 4)