[AX25] Introduce ax25_type_trans
Replacing the open coded equivalents and making ax25 look more like a linux network protocol, i.e. more similar to inet. Signed-off-by: Arnaldo Carvalho de Melo <acme@ghostprotocols.net> Signed-off-by: Ralf Baechle <ralf@linux-mips.org> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -394,13 +394,11 @@ static void sp_bump(struct sixpack *sp, char cmd)
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if ((skb = dev_alloc_skb(count)) == NULL)
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goto out_mem;
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skb->dev = sp->dev;
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ptr = skb_put(skb, count);
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*ptr++ = cmd; /* KISS command */
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memcpy(ptr, sp->cooked_buf + 1, count);
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skb->mac.raw = skb->data;
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skb->protocol = htons(ETH_P_AX25);
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skb->protocol = ax25_type_trans(skb, sp->dev);
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netif_rx(skb);
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sp->dev->last_rx = jiffies;
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sp->stats.rx_packets++;
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@ -601,12 +601,10 @@ static void do_rxpacket(struct net_device *dev)
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bc->stats.rx_dropped++;
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return;
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}
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skb->dev = dev;
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cp = skb_put(skb, pktlen);
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*cp++ = 0; /* KISS kludge */
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memcpy(cp, bc->hdlcrx.buf, pktlen - 1);
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skb->protocol = htons(ETH_P_AX25);
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skb->mac.raw = skb->data;
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skb->protocol = ax25_type_trans(skb, dev);
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netif_rx(skb);
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dev->last_rx = jiffies;
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bc->stats.rx_packets++;
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@ -211,11 +211,7 @@ static int bpq_rcv(struct sk_buff *skb, struct net_device *dev, struct packet_ty
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ptr = skb_push(skb, 1);
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*ptr = 0;
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skb->dev = dev;
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skb->protocol = htons(ETH_P_AX25);
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skb->mac.raw = skb->data;
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skb->pkt_type = PACKET_HOST;
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skb->protocol = ax25_type_trans(skb, dev);
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netif_rx(skb);
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dev->last_rx = jiffies;
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unlock:
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@ -272,8 +268,6 @@ static int bpq_xmit(struct sk_buff *skb, struct net_device *dev)
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skb = newskb;
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}
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skb->protocol = htons(ETH_P_AX25);
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ptr = skb_push(skb, 2);
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*ptr++ = (size + 5) % 256;
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@ -287,7 +281,7 @@ static int bpq_xmit(struct sk_buff *skb, struct net_device *dev)
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return -ENODEV;
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}
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skb->dev = dev;
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skb->protocol = ax25_type_trans(skb, dev);
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skb->nh.raw = skb->data;
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dev->hard_header(skb, dev, ETH_P_BPQ, bpq->dest_addr, NULL, 0);
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bpq->stats.tx_packets++;
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@ -1306,9 +1306,7 @@ static void rx_bh(void *arg)
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data = skb_put(skb, cb + 1);
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data[0] = 0;
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memcpy(&data[1], priv->rx_buf[i], cb);
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skb->dev = priv->dev;
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skb->protocol = ntohs(ETH_P_AX25);
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skb->mac.raw = skb->data;
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skb->protocol = ax25_type_trans(skb, priv->dev);
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netif_rx(skb);
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priv->dev->last_rx = jiffies;
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priv->stats.rx_packets++;
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@ -174,12 +174,10 @@ static void hdlc_rx_flag(struct net_device *dev, struct hdlcdrv_state *s)
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s->stats.rx_dropped++;
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return;
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}
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skb->dev = dev;
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cp = skb_put(skb, pkt_len);
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*cp++ = 0; /* KISS kludge */
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memcpy(cp, s->hdlcrx.buffer, pkt_len - 1);
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skb->protocol = htons(ETH_P_AX25);
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skb->mac.raw = skb->data;
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skb->protocol = ax25_type_trans(skb, dev);
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netif_rx(skb);
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dev->last_rx = jiffies;
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s->stats.rx_packets++;
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@ -332,12 +332,10 @@ static void ax_bump(struct ax_disp *ax)
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return;
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}
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skb->dev = ax->dev;
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spin_lock_bh(&ax->buflock);
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memcpy(skb_put(skb,count), ax->rbuff, count);
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spin_unlock_bh(&ax->buflock);
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skb->mac.raw = skb->data;
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skb->protocol = htons(ETH_P_AX25);
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skb->protocol = ax25_type_trans(skb, ax->dev);
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netif_rx(skb);
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ax->dev->last_rx = jiffies;
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ax->rx_packets++;
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@ -1630,10 +1630,7 @@ static void scc_net_rx(struct scc_channel *scc, struct sk_buff *skb)
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scc->dev_stat.rx_packets++;
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scc->dev_stat.rx_bytes += skb->len;
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skb->dev = scc->dev;
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skb->protocol = htons(ETH_P_AX25);
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skb->mac.raw = skb->data;
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skb->pkt_type = PACKET_HOST;
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skb->protocol = ax25_type_trans(skb, scc->dev);
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netif_rx(skb);
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scc->dev->last_rx = jiffies;
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@ -522,12 +522,10 @@ static inline void yam_rx_flag(struct net_device *dev, struct yam_port *yp)
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++yp->stats.rx_dropped;
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} else {
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unsigned char *cp;
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skb->dev = dev;
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cp = skb_put(skb, pkt_len);
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*cp++ = 0; /* KISS kludge */
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memcpy(cp, yp->rx_buf, pkt_len - 1);
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skb->protocol = htons(ETH_P_AX25);
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skb->mac.raw = skb->data;
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skb->protocol = ax25_type_trans(skb, dev);
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netif_rx(skb);
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dev->last_rx = jiffies;
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++yp->stats.rx_packets;
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@ -220,6 +220,14 @@ static __inline__ void ax25_cb_put(ax25_cb *ax25)
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}
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}
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static inline unsigned short ax25_type_trans(struct sk_buff *skb, struct net_device *dev)
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{
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skb->dev = dev;
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skb->pkt_type = PACKET_HOST;
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skb->mac.raw = skb->data;
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return htons(ETH_P_AX25);
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}
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/* af_ax25.c */
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extern struct hlist_head ax25_list;
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extern spinlock_t ax25_list_lock;
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@ -143,8 +143,7 @@ static void ax25_kiss_cmd(ax25_dev *ax25_dev, unsigned char cmd, unsigned char p
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*p++ = cmd;
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*p++ = param;
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skb->dev = ax25_dev->dev;
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skb->protocol = htons(ETH_P_AX25);
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skb->protocol = ax25_type_trans(skb, ax25_dev->dev);
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dev_queue_xmit(skb);
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}
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@ -351,8 +351,7 @@ void ax25_queue_xmit(struct sk_buff *skb, struct net_device *dev)
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{
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unsigned char *ptr;
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skb->protocol = htons(ETH_P_AX25);
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skb->dev = ax25_fwd_dev(dev);
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skb->protocol = ax25_type_trans(skb, ax25_fwd_dev(dev));
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ptr = skb_push(skb, 1);
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*ptr = 0x00; /* KISS */
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