1 #ifndef __LINUX_NETDEVICE_WRAPPER_H
2 #define __LINUX_NETDEVICE_WRAPPER_H 1
4 #include_next <linux/netdevice.h>
8 #include <linux/version.h>
9 /* Before 2.6.21, struct net_device has a "struct class_device" member named
10 * class_dev. Beginning with 2.6.21, struct net_device instead has a "struct
11 * device" member named dev. Otherwise the usage of these members is pretty
13 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,21)
14 #define NETDEV_DEV_MEMBER class_dev
16 #define NETDEV_DEV_MEMBER dev
20 #define to_net_dev(class) container_of(class, struct net_device, NETDEV_DEV_MEMBER)
23 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,26)
25 struct net *dev_net(const struct net_device *dev)
29 #elif LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,25)
37 void dev_net_set(struct net_device *dev, const struct net *net)
43 #endif /* linux kernel < 2.6.26 */
45 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,24)
46 #define NETIF_F_NETNS_LOCAL 0
49 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,24)
50 #define proc_net init_net.proc_net
53 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,32)
54 typedef int netdev_tx_t;
57 #ifndef for_each_netdev
58 /* Linux before 2.6.22 didn't have for_each_netdev at all. */
59 #define for_each_netdev(net, d) for (d = dev_base; d; d = d->next)
60 #elif LINUX_VERSION_CODE < KERNEL_VERSION(2,6,24)
61 /* Linux 2.6.24 added a network namespace pointer to the macro. */
62 #undef for_each_netdev
63 #define for_each_netdev(net,d) list_for_each_entry(d, &dev_base_head, dev_list)
66 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20)
67 #define net_xmit_eval(e) ((e) == NET_XMIT_CN? 0 : (e))
70 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,33)
71 extern void unregister_netdevice_queue(struct net_device *dev,
72 struct list_head *head);
73 extern void unregister_netdevice_many(struct list_head *head);
76 #ifndef HAVE_DEV_DISABLE_LRO
77 extern void dev_disable_lro(struct net_device *dev);
80 /* Linux 2.6.28 introduced dev_get_stats():
81 * const struct net_device_stats *dev_get_stats(struct net_device *dev);
83 * Linux 2.6.36 changed dev_get_stats() to:
84 * struct rtnl_link_stats64 *dev_get_stats(struct net_device *dev,
85 * struct rtnl_link_stats64 *storage);
87 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,36)
88 #define dev_get_stats(dev, storage) rpl_dev_get_stats(dev, storage)
89 struct rtnl_link_stats64 *dev_get_stats(struct net_device *dev,
90 struct rtnl_link_stats64 *storage);
93 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,19)
94 #define skb_checksum_help(skb) skb_checksum_help((skb), 0)
97 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,36)
98 static inline int netdev_rx_handler_register(struct net_device *dev,
100 void *rx_handler_data)
104 rcu_assign_pointer(dev->br_port, rx_handler_data);
107 static inline void netdev_rx_handler_unregister(struct net_device *dev)
109 rcu_assign_pointer(dev->br_port, NULL);
113 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,19)
114 #undef SET_ETHTOOL_OPS
115 #define SET_ETHTOOL_OPS(netdev, ops) \
116 ( (netdev)->ethtool_ops = (struct ethtool_ops *)(ops) )
119 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,24)
120 #define dev_get_by_name(net, name) dev_get_by_name(name)
121 #define dev_get_by_index(net, ifindex) dev_get_by_index(ifindex)
122 #define __dev_get_by_name(net, name) __dev_get_by_name(name)
123 #define __dev_get_by_index(net, ifindex) __dev_get_by_index(ifindex)
124 #define dev_get_by_index_rcu(net, ifindex) dev_get_by_index_rcu(ifindex)
127 #ifndef HAVE_DEV_GET_BY_INDEX_RCU
128 static inline struct net_device *dev_get_by_index_rcu(struct net *net, int ifindex)
130 struct net_device *dev;
132 read_lock(&dev_base_lock);
133 dev = __dev_get_by_index(net, ifindex);
134 read_unlock(&dev_base_lock);
141 #define NETIF_F_FSO 0
144 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,30)
145 #define NETIF_F_FCOE_CRC (1 << 24) /* FCoE CRC32 */
148 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,23)
149 #define NETIF_F_IPV6_CSUM 16 /* Can checksum TCP/UDP over IPV6 */
151 #define NETIF_F_V4_CSUM (NETIF_F_GEN_CSUM | NETIF_F_IP_CSUM)
152 #define NETIF_F_V6_CSUM (NETIF_F_GEN_CSUM | NETIF_F_IPV6_CSUM)
155 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,38)
156 #define skb_gso_segment rpl_skb_gso_segment
157 struct sk_buff *rpl_skb_gso_segment(struct sk_buff *skb, u32 features);
159 #define netif_skb_features rpl_netif_skb_features
160 u32 rpl_netif_skb_features(struct sk_buff *skb);
162 #define netif_needs_gso rpl_netif_needs_gso
163 static inline int rpl_netif_needs_gso(struct sk_buff *skb, int features)
165 return skb_is_gso(skb) && (!skb_gso_ok(skb, features) ||
166 unlikely(skb->ip_summed != CHECKSUM_PARTIAL));