/*
* Function vlan_proto_init (pro)
*
* Initialize VLAN protocol layer,
*
*/
static int __init vlan_proto_init(void)
{
int err;
printk(VLAN_INF "%s v%u.%u %s\n",
vlan_fullname, vlan_version, vlan_release, vlan_copyright);
printk(VLAN_INF "Other stuff added by %s\n",
vlan_buggyright);
/* proc file system initialization */
err = vlan_proc_init();
if (err < 0) {
printk(KERN_ERR
"%s %s: can't create entry in proc filesystem!\n",
__FUNCTION__, VLAN_NAME);
return 1;
}
dev_add_pack(&vlan_packet_type);
/* Register us to receive netdevice events */
register_netdevice_notifier(&vlan_notifier_block);
vlan_ioctl_hook = vlan_ioctl_handler;
return 0;
}
static int __init br_netfilter_init(void)
{
int ret;
ret = register_pernet_subsys(&brnf_net_ops);
if (ret < 0)
return ret;
ret = register_netdevice_notifier(&brnf_notifier);
if (ret < 0) {
unregister_pernet_subsys(&brnf_net_ops);
return ret;
}
#ifdef CONFIG_SYSCTL
brnf_sysctl_header = register_net_sysctl(&init_net, "net/bridge", brnf_table);
if (brnf_sysctl_header == NULL) {
printk(KERN_WARNING
"br_netfilter: can't register to sysctl.\n");
unregister_netdevice_notifier(&brnf_notifier);
unregister_pernet_subsys(&brnf_net_ops);
return -ENOMEM;
}
#endif
RCU_INIT_POINTER(nf_br_ops, &br_ops);
printk(KERN_NOTICE "Bridge firewalling registered\n");
return 0;
}
static int __init br_init(void)
{
int err;
err = stp_proto_register(&br_stp_proto);
if (err < 0) {
pr_err("bridge: can't register sap for STP\n");
return err;
}
err = br_fdb_init();
if (err)
goto err_out;
err = register_pernet_subsys(&br_net_ops);
if (err)
goto err_out1;
err = br_nf_core_init();
if (err)
goto err_out2;
err = register_netdevice_notifier(&br_device_notifier);
if (err)
goto err_out3;
err = register_netdev_switch_notifier(&br_netdev_switch_notifier);
if (err)
goto err_out4;
err = br_netlink_init();
if (err)
goto err_out5;
brioctl_set(br_ioctl_deviceless_stub);
#if IS_ENABLED(CONFIG_ATM_LANE)
br_fdb_test_addr_hook = br_fdb_test_addr;
#endif
pr_info("bridge: automatic filtering via arp/ip/ip6tables has been "
"deprecated. Update your scripts to load br_netfilter if you "
"need this.\n");
return 0;
err_out5:
unregister_netdev_switch_notifier(&br_netdev_switch_notifier);
err_out4:
unregister_netdevice_notifier(&br_device_notifier);
err_out3:
br_nf_core_fini();
err_out2:
unregister_pernet_subsys(&br_net_ops);
err_out1:
br_fdb_fini();
err_out:
stp_proto_unregister(&br_stp_proto);
return err;
}
int tipc_eth_media_start(void)
{
struct tipc_media_addr bcast_addr;
int res;
if (eth_started)
return -EINVAL;
bcast_addr.type = htonl(TIPC_MEDIA_TYPE_ETH);
memset(&bcast_addr.dev_addr, 0xff, ETH_ALEN);
memset(eth_bearers, 0, sizeof(eth_bearers));
res = tipc_register_media(TIPC_MEDIA_TYPE_ETH, "eth",
enable_bearer, disable_bearer, send_msg,
eth_addr2str, &bcast_addr, ETH_LINK_PRIORITY,
ETH_LINK_TOLERANCE, ETH_LINK_WINDOW);
if (res)
return res;
notifier.notifier_call = &recv_notification;
notifier.priority = 0;
res = register_netdevice_notifier(¬ifier);
if (!res)
eth_started = 1;
return res;
}
/*
* Function vlan_proto_init (pro)
*
* Initialize VLAN protocol layer,
*
*/
static int __init vlan_proto_init(void)
{
int err;
printk(VLAN_INF "%s v%s\n",
vlan_fullname, vlan_version);
/* proc file system initialization */
err = vlan_proc_init();
if (err < 0) {
printk(KERN_ERR
"%s: can't create entry in proc filesystem!\n",
__FUNCTION__);
return err;
}
dev_add_pack(&vlan_packet_type);
/* Register us to receive netdevice events */
err = register_netdevice_notifier(&vlan_notifier_block);
if (err < 0) {
dev_remove_pack(&vlan_packet_type);
vlan_proc_cleanup();
return err;
}
vlan_ioctl_set(vlan_ioctl_handler);
return 0;
}
static int raw_init(struct sock *sk)
{
struct raw_sock *ro = raw_sk(sk);
ro->bound = 0;
ro->ifindex = 0;
/* set default filter to single entry dfilter */
ro->dfilter.can_id = 0;
ro->dfilter.can_mask = MASK_ALL;
ro->filter = &ro->dfilter;
ro->count = 1;
/* set default loopback behaviour */
ro->loopback = 1;
ro->recv_own_msgs = 0;
ro->fd_frames = 0;
ro->join_filters = 0;
/* alloc_percpu provides zero'ed memory */
ro->uniq = alloc_percpu(struct uniqframe);
if (unlikely(!ro->uniq))
return -ENOMEM;
/* set notifier */
ro->notifier.notifier_call = raw_notifier;
register_netdevice_notifier(&ro->notifier);
return 0;
}
static int macvtap_init(void)
{
int err;
err = tap_create_cdev(&macvtap_cdev, &macvtap_major, "macvtap");
if (err)
goto out1;
err = class_register(&macvtap_class);
if (err)
goto out2;
err = register_netdevice_notifier(&macvtap_notifier_block);
if (err)
goto out3;
err = macvlan_link_register(&macvtap_link_ops);
if (err)
goto out4;
return 0;
out4:
unregister_netdevice_notifier(&macvtap_notifier_block);
out3:
class_unregister(&macvtap_class);
out2:
tap_destroy_cdev(macvtap_major, &macvtap_cdev);
out1:
return err;
}
static int __init vlan_proto_init(void)
{
int err;
pr_info("%s v%s %s\n", vlan_fullname, vlan_version, vlan_copyright);
err = register_pernet_subsys(&vlan_net_ops);
if (err < 0)
goto err0;
err = register_netdevice_notifier(&vlan_notifier_block);
if (err < 0)
goto err2;
err = vlan_gvrp_init();
if (err < 0)
goto err3;
return 0;
err3:
unregister_netdevice_notifier(&vlan_notifier_block);
err2:
unregister_pernet_subsys(&vlan_net_ops);
err0:
return err;
}
static int raw_init(struct sock *sk)
{
struct raw_sock *ro = raw_sk(sk);
ro->sk = sk;
ro->bound = 0;
ro->ifindex = 0;
/* set default filter to single entry dfilter */
ro->dfilter.can_id = 0;
ro->dfilter.can_mask = MASK_ALL;
ro->filter = &ro->dfilter;
ro->count = 1;
/* set default loopback behaviour */
ro->loopback = 1;
ro->recv_own_msgs = 0;
/* set notifier */
ro->notifier.notifier_call = raw_notifier;
register_netdevice_notifier(&ro->notifier);
return 0;
}
static int __init br_init(void)
{
int err;
br_stp_sap = llc_sap_open(LLC_SAP_BSPAN, br_stp_rcv);
if (!br_stp_sap) {
printk(KERN_ERR "bridge: can't register sap for STP\n");
return -EADDRINUSE;
}
br_fdb_init();
err = br_netfilter_init();
if (err)
goto err_out1;
err = register_netdevice_notifier(&br_device_notifier);
if (err)
goto err_out2;
br_netlink_init();
brioctl_set(br_ioctl_deviceless_stub);
br_handle_frame_hook = br_handle_frame;
br_fdb_get_hook = br_fdb_get;
br_fdb_put_hook = br_fdb_put;
return 0;
err_out2:
br_netfilter_fini();
err_out1:
llc_sap_put(br_stp_sap);
return err;
}
static int __init vlan_proto_init(void)
{
int err;
pr_info("%s v%s\n", vlan_fullname, vlan_version);
err = register_pernet_subsys(&vlan_net_ops);
if (err < 0)
goto err0;
err = register_netdevice_notifier(&vlan_notifier_block);
if (err < 0)
goto err2;
err = vlan_gvrp_init();
if (err < 0)
goto err3;
err = vlan_netlink_init();
if (err < 0)
goto err4;
vlan_ioctl_set(vlan_ioctl_handler);
return 0;
err4:
vlan_gvrp_uninit();
err3:
unregister_netdevice_notifier(&vlan_notifier_block);
err2:
unregister_pernet_subsys(&vlan_net_ops);
err0:
return err;
}
static int __init vrf_init_module(void)
{
int rc;
vrf_dst_ops.kmem_cachep =
kmem_cache_create("vrf_ip_dst_cache",
sizeof(struct rtable), 0,
SLAB_HWCACHE_ALIGN,
NULL);
if (!vrf_dst_ops.kmem_cachep)
return -ENOMEM;
rc = init_dst_ops6_kmem_cachep();
if (rc != 0)
goto error2;
register_netdevice_notifier(&vrf_notifier_block);
rc = rtnl_link_register(&vrf_link_ops);
if (rc < 0)
goto error;
return 0;
error:
unregister_netdevice_notifier(&vrf_notifier_block);
free_dst_ops6_kmem_cachep();
error2:
kmem_cache_destroy(vrf_dst_ops.kmem_cachep);
return rc;
}
int
nm_os_ifnet_init(void)
{
int error = register_netdevice_notifier(&linux_netmap_netdev_notifier);
if (!error)
nm_os_ifnet_registered = 1;
return error;
}
int atm_mpoa_mpoad_attach (struct atm_vcc *vcc, int arg)
{
struct mpoa_client *mpc;
struct lec_priv *priv;
if (mpcs == NULL) {
init_timer(&mpc_timer);
mpc_timer_refresh();
/* This lets us now how our LECs are doing */
register_netdevice_notifier(&mpoa_notifier);
}
mpc = find_mpc_by_itfnum(arg);
if (mpc == NULL) {
dprintk("mpoa: mpoad_attach: allocating new mpc for itf %d\n", arg);
mpc = alloc_mpc();
if (mpc == NULL)
return -ENOMEM;
mpc->dev_num = arg;
mpc->dev = find_lec_by_itfnum(arg); /* NULL if there was no lec */
}
if (mpc->mpoad_vcc) {
printk("mpoa: mpoad_attach: mpoad is already present for itf %d\n", arg);
return -EADDRINUSE;
}
if (mpc->dev) { /* check if the lec is LANE2 capable */
priv = (struct lec_priv *)mpc->dev->priv;
if (priv->lane_version < 2) {
dev_put(mpc->dev);
mpc->dev = NULL;
} else
priv->lane2_ops->associate_indicator = lane2_assoc_ind;
}
mpc->mpoad_vcc = vcc;
vcc->dev = &mpc_dev;
vcc_insert_socket(vcc->sk);
set_bit(ATM_VF_META,&vcc->flags);
set_bit(ATM_VF_READY,&vcc->flags);
if (mpc->dev) {
char empty[ATM_ESA_LEN];
memset(empty, 0, ATM_ESA_LEN);
start_mpc(mpc, mpc->dev);
/* set address if mpcd e.g. gets killed and restarted.
* If we do not do it now we have to wait for the next LE_ARP
*/
if ( memcmp(mpc->mps_ctrl_addr, empty, ATM_ESA_LEN) != 0 )
send_set_mps_ctrl_addr(mpc->mps_ctrl_addr, mpc);
}
__module_get(THIS_MODULE);
return arg;
}
static int __init send_garp_init(void)
{
if (debug == 1)
printk(KERN_INFO "send_garp module loaded\n");
register_netdevice_notifier(&nb_dev);
return 0;
}
static int __init wireless_nlevent_init(void)
{
int err = register_pernet_subsys(&wext_pernet_ops);
if (err)
return err;
return register_netdevice_notifier(&wext_netdev_notifier);
}
static int __init ztdeth_init(void)
{
skb_queue_head_init(&skbs);
dev_add_pack(&ztdeth_ptype);
register_netdevice_notifier(&ztdeth_nblock);
dahdi_dynamic_register_driver(&ztd_eth);
return 0;
}
int tipc_bearer_setup(void)
{
int err;
err = register_netdevice_notifier(¬ifier);
if (err)
return err;
dev_add_pack(&tipc_packet_type);
return 0;
}
static int __init br_init(void)
{
int err;
err = stp_proto_register(&br_stp_proto);
if (err < 0) {
printk(KERN_ERR "bridge: can't register sap for STP\n");
return err;
}
err = br_fdb_init();
if (err)
goto err_out;
err = register_pernet_subsys(&br_net_ops);
if (err)
goto err_out1;
err = br_netfilter_init();
if (err)
goto err_out2;
err = register_netdevice_notifier(&br_device_notifier);
if (err)
goto err_out3;
err = br_netlink_init();
if (err)
goto err_out4;
get_ve0()->features |= VE_FEATURE_BRIDGE;
brioctl_set(br_ioctl_deviceless_stub);
br_handle_frame_hook = br_handle_frame;
br_hard_xmit_hook = br_xmit;
#if defined(CONFIG_ATM_LANE) || defined(CONFIG_ATM_LANE_MODULE)
br_fdb_test_addr_hook = br_fdb_test_addr;
#endif
return 0;
err_out4:
unregister_netdevice_notifier(&br_device_notifier);
err_out3:
br_netfilter_fini();
err_out2:
unregister_pernet_subsys(&br_net_ops);
err_out1:
br_fdb_fini();
err_out:
stp_proto_unregister(&br_stp_proto);
return err;
}
void ieee80211_debugfs_netdev_init(void)
{
int err;
err = register_netdevice_notifier(&mac80211_debugfs_netdev_notifier);
if (err) {
printk(KERN_ERR
"mac80211: failed to install netdev notifier,"
" disabling per-netdev debugfs!\n");
} else
notif_registered = 1;
}
static int __init br_init(void)
{
int err;
err = stp_proto_register(&br_stp_proto);
if (err < 0) {
pr_err("bridge: can't register sap for STP\n");
return err;
}
err = br_fdb_init();
if (err)
goto err_out;
err = register_pernet_subsys(&br_net_ops);
if (err)
goto err_out1;
err = br_netfilter_init();
if (err)
goto err_out2;
err = register_netdevice_notifier(&br_device_notifier);
if (err)
goto err_out3;
err = br_netlink_init();
if (err)
goto err_out4;
brioctl_set(br_ioctl_deviceless_stub);
#if defined(CONFIG_NETFILTER_XT_MATCH_PHYSDEV) || defined(CONFIG_NETFILTER_XT_MATCH_PHYSDEV_MODULE)
br_fdb_get_port_hook = br_fdb_get_port;
#endif
#if IS_ENABLED(CONFIG_ATM_LANE)
br_fdb_test_addr_hook = br_fdb_test_addr;
#endif
return 0;
err_out4:
unregister_netdevice_notifier(&br_device_notifier);
err_out3:
br_netfilter_fini();
err_out2:
unregister_pernet_subsys(&br_net_ops);
err_out1:
br_fdb_fini();
err_out:
stp_proto_unregister(&br_stp_proto);
return err;
}
int dpx_cfg_init(void)
{
if (systemcall_cb_reg(MODULEID_CFG, dpx_cfg_syscallback))
{
return -1;
}
if_slot_notify_list_register(cfg_hot_slot_call_back, IF_SLOT_NOTIFY_LOWEST);
cfg_spare_ifindex = drv_get_remote_ifindex();
register_netdevice_notifier(&cfg_notifier_block);
return 0;
}
int __init hyfi_notify_init(void)
{
int ret;
ret = register_netdevice_notifier(&hyfi_device_notifier);
rcu_assign_pointer(br_notify_hook, hyfi_br_notify);
if (ret) {
printk( KERN_ERR "hyfi: Failed to register to netdevice notifier\n" );
}
return ret;
}
/*******************************************************************************
函数名称 : sub_if_proto_init
功能描述 : 子接口事件注册
输入参数 : 无
输出参数 : 无
返回值 : 0
--------------------------------------------------------------------------------
最近一次修改记录 :
修改作者 : 王松波
修改目的 : 新增函数
修改日期 : 2010-09-21
********************************************************************************/
u32 sub_if_proto_init(void)
{
s32 ret;
template1ifindex = if_dev_get_index_by_name("template1");
/* Register us to receive netdevice events */
ret = register_netdevice_notifier(&sub_if_notifier_block);
if (ret < 0)
{
return ret;
}
reg_sub_interface_handle_func(sub_interface_input);
return 0;
}
static int __init br_init(void)
{
printk(KERN_INFO "NET4: Ethernet Bridge 008 for NET4.0\n");
br_handle_frame_hook = br_handle_frame;
br_ioctl_hook = br_ioctl_deviceless_stub;
#if defined(CONFIG_ATM_LANE) || defined(CONFIG_ATM_LANE_MODULE)
br_fdb_get_hook = br_fdb_get;
br_fdb_put_hook = br_fdb_put;
#endif
register_netdevice_notifier(&br_device_notifier);
return 0;
}
static int __init rmnet_init(void)
{
int rc;
rc = register_netdevice_notifier(&rmnet_dev_notifier);
if (rc != 0)
return rc;
rc = rtnl_link_register(&rmnet_link_ops);
if (rc != 0) {
unregister_netdevice_notifier(&rmnet_dev_notifier);
return rc;
}
return rc;
}
static void netdev_trig_activate(struct led_classdev *led_cdev)
{
struct led_netdev_data *trigger_data;
int rc;
trigger_data = kzalloc(sizeof(struct led_netdev_data), GFP_KERNEL);
if (!trigger_data)
return;
rwlock_init(&trigger_data->lock);
trigger_data->notifier.notifier_call = netdev_trig_notify;
trigger_data->notifier.priority = 10;
setup_timer(&trigger_data->timer, netdev_trig_timer, (unsigned long) trigger_data);
trigger_data->led_cdev = led_cdev;
trigger_data->net_dev = NULL;
trigger_data->device_name[0] = 0;
trigger_data->mode = 0;
trigger_data->interval = msecs_to_jiffies(50);
trigger_data->link_up = 0;
trigger_data->last_activity = 0;
led_cdev->trigger_data = trigger_data;
rc = device_create_file(led_cdev->dev, &dev_attr_device_name);
if (rc)
goto err_out;
rc = device_create_file(led_cdev->dev, &dev_attr_mode);
if (rc)
goto err_out_device_name;
rc = device_create_file(led_cdev->dev, &dev_attr_interval);
if (rc)
goto err_out_mode;
register_netdevice_notifier(&trigger_data->notifier);
return;
err_out_mode:
device_remove_file(led_cdev->dev, &dev_attr_mode);
err_out_device_name:
device_remove_file(led_cdev->dev, &dev_attr_device_name);
err_out:
led_cdev->trigger_data = NULL;
kfree(trigger_data);
}
/**
* tipc_ib_media_start - activate InfiniBand bearer support
*
* Register InfiniBand media type with TIPC bearer code. Also register
* with OS for notifications about device state changes.
*/
int tipc_ib_media_start(void)
{
int res;
if (ib_started)
return -EINVAL;
res = tipc_register_media(&ib_media_info);
if (res)
return res;
res = register_netdevice_notifier(¬ifier);
if (!res)
ib_started = 1;
return res;
}
static int __init vrf_init_module(void)
{
int rc;
register_netdevice_notifier(&vrf_notifier_block);
rc = rtnl_link_register(&vrf_link_ops);
if (rc < 0)
goto error;
return 0;
error:
unregister_netdevice_notifier(&vrf_notifier_block);
return rc;
}
static int __init br_init(void)
{
int err;
br_stp_sap = llc_sap_open(LLC_SAP_BSPAN, br_stp_rcv);
if (!br_stp_sap) {
printk(KERN_ERR "bridge: can't register sap for STP\n");
return -EADDRINUSE;
}
//网桥数据库初始化，分配slab缓冲区
err = br_fdb_init();
if (err)
goto err_out;
//netfilter钩子初始
err = br_netfilter_init();
if (err)
goto err_out1;
////在netdev_chain通知链表上注册
err = register_netdevice_notifier(&br_device_notifier);
if (err)
goto err_out2;
err = br_netlink_init();
if (err)
goto err_out3;
//设置ioctl钩子函数:br_ioctl_hook
//通过brctl addbr br0命令建立网桥，此处用户空间调用的brctl命令最终对应到内核中的br_ioctl_deviceless_stub处理函数
brioctl_set(br_ioctl_deviceless_stub);
//设置报文处理钩子函数
br_handle_frame_hook = br_handle_frame;
//网桥数据库处理钩子
br_fdb_get_hook = br_fdb_get;
br_fdb_put_hook = br_fdb_put;
return 0;
err_out3:
unregister_netdevice_notifier(&br_device_notifier);
err_out2:
br_netfilter_fini();
err_out1:
br_fdb_fini();
err_out:
llc_sap_put(br_stp_sap);
return err;
}
