9992cf9aeb
allows the code to compile cleanly on amd64 with clang. Reviewed by: rwatson Approved by: ed (mentor)
143 lines
3.9 KiB
C
143 lines
3.9 KiB
C
/*-
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* Copyright (c) 2004 Doug Rabson
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _NET_FIREWIRE_H_
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#define _NET_FIREWIRE_H_
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#define FW_ENCAP_UNFRAG 0
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#define FW_ENCAP_FIRST 1
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#define FW_ENCAP_LAST 2
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#define FW_ENCAP_NEXT 3
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union fw_encap {
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uint32_t ul[2];
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struct {
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#if BYTE_ORDER == BIG_ENDIAN
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uint32_t lf :2;
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uint32_t reserved :14;
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uint32_t ether_type :16;
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#else
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uint32_t ether_type :16;
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uint32_t reserved :14;
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uint32_t lf :2;
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#endif
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} unfrag;
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struct {
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#if BYTE_ORDER == BIG_ENDIAN
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uint32_t lf :2;
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uint32_t reserved1 :2;
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uint32_t datagram_size :12;
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uint32_t ether_type :16;
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uint32_t dgl :16;
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uint32_t reserved2 :16;
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#else
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uint32_t ether_type :16;
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uint32_t datagram_size :12;
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uint32_t reserved1 :2;
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uint32_t lf :2;
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uint32_t reserved2 :16;
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uint32_t dgl :16;
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#endif
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} firstfrag;
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struct {
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#if BYTE_ORDER == BIG_ENDIAN
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uint32_t lf :2;
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uint32_t reserved1 :2;
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uint32_t datagram_size :12;
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uint32_t reserved2 :4;
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uint32_t fragment_offset :12;
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uint32_t dgl :16;
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uint32_t reserved3 :16;
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#else
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uint32_t fragment_offset :12;
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uint32_t reserved2 :4;
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uint32_t datagram_size :12;
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uint32_t reserved1 :2;
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uint32_t lf :2;
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uint32_t reserved3 :16;
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uint32_t dgl :16;
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#endif
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} nextfrag;
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};
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#define MTAG_FIREWIRE 1394
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#define MTAG_FIREWIRE_HWADDR 0
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#define MTAG_FIREWIRE_SENDER_EUID 1
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struct fw_hwaddr {
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uint32_t sender_unique_ID_hi;
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uint32_t sender_unique_ID_lo;
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uint8_t sender_max_rec;
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uint8_t sspd;
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uint16_t sender_unicast_FIFO_hi;
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uint32_t sender_unicast_FIFO_lo;
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};
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/*
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* BPF wants to see one of these.
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*/
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struct fw_bpfhdr {
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uint8_t firewire_dhost[8];
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uint8_t firewire_shost[8];
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uint16_t firewire_type;
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};
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#ifdef _KERNEL
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/*
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* A structure to track the reassembly of a link-level fragmented
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* datagram.
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*/
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struct fw_reass {
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STAILQ_ENTRY(fw_reass) fr_link;
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uint32_t fr_id; /* host+dgl */
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struct mbuf *fr_frags; /* chain of frags */
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};
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STAILQ_HEAD(fw_reass_list, fw_reass);
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struct fw_com {
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struct ifnet *fc_ifp;
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struct fw_hwaddr fc_hwaddr;
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struct firewire_comm *fc_fc;
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uint8_t fc_broadcast_channel;
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uint8_t fc_speed; /* our speed */
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uint16_t fc_node; /* our nodeid */
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struct fw_reass_list fc_frags; /* partial datagrams */
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};
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#define IFP2FWC(ifp) ((struct fw_com *)(ifp)->if_l2com)
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extern void firewire_input(struct ifnet *ifp, struct mbuf *m, uint16_t src);
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extern void firewire_ifattach(struct ifnet *, struct fw_hwaddr *);
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extern void firewire_ifdetach(struct ifnet *);
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extern void firewire_busreset(struct ifnet *);
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extern int firewire_ioctl(struct ifnet *, u_long, caddr_t);
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#endif /* !_KERNEL */
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#endif /* !_NET_FIREWIRE_H_ */
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