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[NET]: Wrap hard_header_parse
Wrap the hard_header_parse function to simplify next step of header_ops conversion. Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -162,7 +162,8 @@ static int ether1394_header(struct sk_buff *skb, struct net_device *dev,
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unsigned short type, void *daddr, void *saddr,
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unsigned len);
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static int ether1394_rebuild_header(struct sk_buff *skb);
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static int ether1394_header_parse(struct sk_buff *skb, unsigned char *haddr);
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static int ether1394_header_parse(const struct sk_buff *skb,
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unsigned char *haddr);
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static int ether1394_header_cache(struct neighbour *neigh, struct hh_cache *hh);
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static void ether1394_header_cache_update(struct hh_cache *hh,
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struct net_device *dev,
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@ -751,11 +752,10 @@ static int ether1394_rebuild_header(struct sk_buff *skb)
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return 0;
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}
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static int ether1394_header_parse(struct sk_buff *skb, unsigned char *haddr)
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static int ether1394_header_parse(const struct sk_buff *skb,
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unsigned char *haddr)
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{
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struct net_device *dev = skb->dev;
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memcpy(haddr, dev->dev_addr, ETH1394_ALEN);
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memcpy(haddr, skb->dev->dev_addr, ETH1394_ALEN);
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return ETH1394_ALEN;
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}
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@ -2481,7 +2481,7 @@ void stop_airo_card( struct net_device *dev, int freeres )
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EXPORT_SYMBOL(stop_airo_card);
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static int wll_header_parse(struct sk_buff *skb, unsigned char *haddr)
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static int wll_header_parse(const struct sk_buff *skb, unsigned char *haddr)
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{
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memcpy(haddr, skb_mac_header(skb) + 10, ETH_ALEN);
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return ETH_ALEN;
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@ -2698,11 +2698,6 @@ static int mpi_map_card(struct airo_info *ai, struct pci_dev *pci)
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static void wifi_setup(struct net_device *dev)
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{
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dev->hard_header = NULL;
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dev->rebuild_header = NULL;
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dev->hard_header_cache = NULL;
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dev->header_cache_update= NULL;
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dev->hard_header_parse = wll_header_parse;
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dev->hard_start_xmit = &airo_start_xmit11;
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dev->get_stats = &airo_get_stats;
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@ -6561,10 +6561,10 @@ static struct ethtool_ops qeth_ethtool_ops = {
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};
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static int
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qeth_hard_header_parse(struct sk_buff *skb, unsigned char *haddr)
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qeth_hard_header_parse(const struct sk_buff *skb, unsigned char *haddr)
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{
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struct qeth_card *card;
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struct ethhdr *eth;
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const struct qeth_card *card;
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const struct ethhdr *eth;
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card = qeth_get_card_from_dev(skb->dev);
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if (card->options.layer2)
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@ -657,7 +657,7 @@ struct net_device
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void (*vlan_rx_kill_vid)(struct net_device *dev,
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unsigned short vid);
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int (*hard_header_parse)(struct sk_buff *skb,
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int (*hard_header_parse)(const struct sk_buff *skb,
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unsigned char *haddr);
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int (*neigh_setup)(struct net_device *dev, struct neigh_parms *);
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#ifdef CONFIG_NETPOLL
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@ -809,6 +809,16 @@ static inline int dev_hard_header(struct sk_buff *skb, struct net_device *dev,
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return dev->hard_header(skb, dev, type, daddr, saddr, len);
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}
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static inline int dev_parse_header(const struct sk_buff *skb,
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unsigned char *haddr)
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{
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const struct net_device *dev = skb->dev;
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if (!dev->hard_header_parse)
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return 0;
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return dev->hard_header_parse(skb, haddr);
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}
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typedef int gifconf_func_t(struct net_device * dev, char __user * bufptr, int len);
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extern int register_gifconf(unsigned int family, gifconf_func_t * gifconf);
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static inline int unregister_gifconf(unsigned int family)
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@ -207,9 +207,9 @@ EXPORT_SYMBOL(eth_type_trans);
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* @skb: packet to extract header from
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* @haddr: destination buffer
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*/
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static int eth_header_parse(struct sk_buff *skb, unsigned char *haddr)
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static int eth_header_parse(const struct sk_buff *skb, unsigned char *haddr)
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{
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struct ethhdr *eth = eth_hdr(skb);
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const struct ethhdr *eth = eth_hdr(skb);
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memcpy(haddr, eth->h_source, ETH_ALEN);
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return ETH_ALEN;
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}
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@ -250,10 +250,8 @@ ipq_build_packet_message(struct ipq_queue_entry *entry, int *errp)
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if (entry->info->indev && entry->skb->dev) {
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pmsg->hw_type = entry->skb->dev->type;
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if (entry->skb->dev->hard_header_parse)
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pmsg->hw_addrlen =
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entry->skb->dev->hard_header_parse(entry->skb,
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pmsg->hw_addr);
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pmsg->hw_addrlen = dev_parse_header(entry->skb,
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pmsg->hw_addr);
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}
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if (data_len)
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@ -248,10 +248,7 @@ ipq_build_packet_message(struct ipq_queue_entry *entry, int *errp)
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if (entry->info->indev && entry->skb->dev) {
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pmsg->hw_type = entry->skb->dev->type;
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if (entry->skb->dev->hard_header_parse)
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pmsg->hw_addrlen =
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entry->skb->dev->hard_header_parse(entry->skb,
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pmsg->hw_addr);
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pmsg->hw_addrlen = dev_parse_header(entry->skb, pmsg->hw_addr);
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}
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if (data_len)
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@ -47,7 +47,7 @@ struct ieee80211_tx_status_rtap_hdr {
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/* common interface routines */
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static int header_parse_80211(struct sk_buff *skb, unsigned char *haddr)
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static int header_parse_80211(const struct sk_buff *skb, unsigned char *haddr)
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{
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memcpy(haddr, skb_mac_header(skb) + 10, ETH_ALEN); /* addr2 */
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return ETH_ALEN;
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@ -481,12 +481,13 @@ __build_packet_message(struct nfulnl_instance *inst,
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NFA_PUT(inst->skb, NFULA_MARK, sizeof(tmp_uint), &tmp_uint);
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}
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if (indev && skb->dev && skb->dev->hard_header_parse) {
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if (indev && skb->dev) {
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struct nfulnl_msg_packet_hw phw;
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int len = skb->dev->hard_header_parse((struct sk_buff *)skb,
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phw.hw_addr);
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phw.hw_addrlen = htons(len);
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NFA_PUT(inst->skb, NFULA_HWADDR, sizeof(phw), &phw);
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int len = dev_parse_header(skb, phw.hw_addr);
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if (len > 0) {
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phw.hw_addrlen = htons(len);
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NFA_PUT(inst->skb, NFULA_HWADDR, sizeof(phw), &phw);
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}
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}
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if (skb->tstamp.tv64) {
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@ -485,14 +485,13 @@ nfqnl_build_packet_message(struct nfqnl_instance *queue,
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NFA_PUT(skb, NFQA_MARK, sizeof(u_int32_t), &tmp_uint);
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}
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if (indev && entskb->dev
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&& entskb->dev->hard_header_parse) {
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if (indev && entskb->dev) {
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struct nfqnl_msg_packet_hw phw;
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int len = entskb->dev->hard_header_parse(entskb,
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phw.hw_addr);
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phw.hw_addrlen = htons(len);
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NFA_PUT(skb, NFQA_HWADDR, sizeof(phw), &phw);
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int len = dev_parse_header(entskb, phw.hw_addr);
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if (len) {
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phw.hw_addrlen = htons(len);
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NFA_PUT(skb, NFQA_HWADDR, sizeof(phw), &phw);
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}
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}
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if (entskb->tstamp.tv64) {
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@ -519,10 +519,8 @@ static int packet_rcv(struct sk_buff *skb, struct net_device *dev, struct packet
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sll->sll_ifindex = orig_dev->ifindex;
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else
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sll->sll_ifindex = dev->ifindex;
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sll->sll_halen = 0;
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if (dev->hard_header_parse)
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sll->sll_halen = dev->hard_header_parse(skb, sll->sll_addr);
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sll->sll_halen = dev_parse_header(skb, sll->sll_addr);
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PACKET_SKB_CB(skb)->origlen = skb->len;
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@ -658,9 +656,7 @@ static int tpacket_rcv(struct sk_buff *skb, struct net_device *dev, struct packe
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h->tp_usec = tv.tv_usec;
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sll = (struct sockaddr_ll*)((u8*)h + TPACKET_ALIGN(sizeof(*h)));
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sll->sll_halen = 0;
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if (dev->hard_header_parse)
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sll->sll_halen = dev->hard_header_parse(skb, sll->sll_addr);
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sll->sll_halen = dev_parse_header(skb, sll->sll_addr);
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sll->sll_family = AF_PACKET;
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sll->sll_hatype = dev->type;
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sll->sll_protocol = skb->protocol;
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