Exemplo n.º 1
0
/*
 *===========================================================================
 *                    ipcom_sysvar_tree_get
 *===========================================================================
 * Description:
 * Parameters:
 * Returns:
 */
IP_STATIC Ipcom_sysvar_tree *
ipcom_sysvar_tree_get(int vr)
{
#if IPCOM_VR_MAX > 1
    if (vr == -1)
        vr = ipcom_proc_vr_get();

    if (vr >= IPCOM_VR_MAX)
        return IP_NULL;
#else
    vr = 0;
#endif

    if (ipcom_sysvar.tree[vr].sysvars)
        ipcom_sysvar.tree[vr].referenced++;
    else
    {
        ipcom_sysvar.tree[vr].sysvars
            = ipcom_hash_new((Ipcom_hash_obj_func) ipcom_sysvar_hash_obj,
                             (Ipcom_hash_key_func) ipcom_sysvar_hash_key,
                             (Ipcom_hash_cmp_func) ipcom_sysvar_hash_cmp);

        if (ipcom_sysvar.tree[vr].sysvars == IP_NULL)
            return IP_NULL;

        ipcom_sysvar.tree[vr].vr = vr;
        ipcom_sysvar.tree[vr].referenced = 1;
        ipcom_sysvar_tree_initialize(&ipcom_sysvar.tree[vr]);
    }

    return &ipcom_sysvar.tree[vr];
}
/*
 *===========================================================================
 *                      ipnet_vrrp_add_addr
 *===========================================================================
 * Description: Adds a virtual router address.
 * Parameters:  netif - The network interface the VRIP will be assigned to.
 *              vrid - The VRID the address will be assigned to.
 * Returns:     0 = success, <0 = error code.
 *
 */
IP_GLOBAL int
ipnet_vrrp_add_addr(Ipnet_netif *netif, Ip_u8 vrid, struct Ip_in_addr addr)
{
    Ipnet_vrrp_addr_t *addr_entry;

    if (ipnet->vrrp_addrs == IP_NULL)
    {
        ipnet->vrrp_addrs = ipcom_hash_new((Ipcom_hash_obj_func) ipnet_vrrp_obj_hash,
                                           (Ipcom_hash_key_func) ipnet_vrrp_obj_hash,
                                           (Ipcom_hash_cmp_func) ipnet_vrrp_hash_cmp);
        if (ipnet->vrrp_addrs == IP_NULL)
            return -IP_ERRNO_ENOMEM;
    }

    addr_entry = ipnet_vrrp_get_addr_entry(netif, vrid);
    if (addr_entry == IP_NULL)
    {
        addr_entry = ipcom_malloc(sizeof(Ipnet_vrrp_addr_t));
        if (addr_entry == IP_NULL)
            return -IP_ERRNO_ENOMEM;
        IPNET_IF_LOCK(netif);
        addr_entry->netif     = netif;
        addr_entry->vrid      = vrid;
        addr_entry->num_addrs = 1;
        addr_entry->addrs[0]  = addr;
    }
    else
    {
        Ipnet_vrrp_addr_t *a;
        int                i;

        i = ipnet_vrrp_addr_index(addr_entry, addr);
        if (i >= 0)
            return -IP_ERRNO_EEXIST;

        (void)ipcom_hash_remove(ipnet->vrrp_addrs, addr_entry);
        a = ipcom_realloc(addr_entry,
                          sizeof(Ipnet_vrrp_addr_t) + addr_entry->num_addrs * sizeof(Ipnet_vrrp_addr_t));
        if (a == IP_NULL)
            return -IP_ERRNO_ENOMEM;
        a->addrs[a->num_addrs++] = addr;
        addr_entry = a;
    }

    if (ipcom_hash_add(ipnet->vrrp_addrs, addr_entry) != IPCOM_SUCCESS)
    {
        ipcom_free(addr_entry);
        return -IP_ERRNO_ENOMEM;
    }

    IPCOM_LOG2(INFO, "VRRP: added address %s on %s",
               ipcom_inet_ntop(IP_AF_INET, &addr, ipnet->log_buf, sizeof(ipnet->log_buf)),
               netif->ipcom.name);

    return 0;
}
/*
 *===========================================================================
 *                    ipcom_env_init
 *===========================================================================
 * Description:
 * Parameters:
 * Returns:
 */
IP_STATIC Ip_err
ipcom_env_init(void *procptr)
{
    Ipcom_proc   *proc = procptr;

    ip_assert(proc != IP_NULL);

    (void)ipcom_mutex_create(&proc->env_mutex);

    proc->env_tree = ipcom_hash_new((Ipcom_hash_obj_func)ipcom_env_hash_obj,
                                    (Ipcom_hash_key_func)ipcom_env_hash_key,
                                    (Ipcom_hash_cmp_func)ipcom_env_hash_cmp);
    ip_assert(proc->env_tree != IP_NULL);

    return IPCOM_SUCCESS;
}
/*
 *===========================================================================
 *                    ipl2tp_start
 *===========================================================================
 * Description: Start L2TP daemon.
 * Parameters:  
 * Returns:     
 *
 */
IP_PUBLIC Ip_err
ipl2tp_start(void)
{
    Ip_u16  pw_list[]   = 
    { 
        IPL2TP_ATTR_PW_TYPE_ETHERNET, 
        IPL2TP_ATTR_PW_TYPE_ETHERNET_VLAN        
    };

    Ipl2tp_attrobj attr      = IP_NULL;
    Ipl2tp_attrobj tattr2    = IP_NULL;
    Ipl2tp_attrobj sattr2    = IP_NULL;
    Ipl2tp_attrobj tattr3    = IP_NULL;
    Ipl2tp_attrobj sattr3    = IP_NULL;

    Ip_u32 enable_v2;
    Ip_u32 enable_v3;

    ipl2tp_example_sessions = ipcom_hash_new((Ipcom_hash_obj_func)ipl2tp_example_obj_hash_key,
                                             (Ipcom_hash_key_func)ipl2tp_example_obj_hash_key,
                                             (Ipcom_hash_cmp_func)ipl2tp_example_cmp_key);

    ipcom_list_init(&ipl2tp_example_fds);

    /* Initialize */
    ipl2tp_attr_strappend(&attr, 
                          IPL2TP_ATTR_SET_HOST_NAME, 
                          L2TP_HOST_NAME);
    ipl2tp_attr_pappend(&attr, 
                        IPL2TP_ATTR_SET_L2TP_WRITE_CALLBACK,
                        (void *)ipl2tp_l2tp_write);

    ipl2tp_attr_iappend(&attr, 
                        IPL2TP_ATTR_SET_ENABLE_OUTGOING,
                        IPL2TP_MIB_YES);

#if L2TP_VERSION_2_ENABLE == TRUE
    enable_v2 = IPL2TP_MIB_YES;
#else
    enable_v2 = IPL2TP_MIB_NO;
#endif

    ipl2tp_attr_iappend(&attr, 
                        IPL2TP_ATTR_SET_ENABLE_L2TP_V2,
                        enable_v2);

#if L2TP_VERSION_3_ENABLE == TRUE
    enable_v3 = IPL2TP_MIB_YES;
#else
    enable_v3 = IPL2TP_MIB_NO;
#endif

    ipl2tp_attr_iappend(&attr, 
                        IPL2TP_ATTR_SET_ENABLE_L2TP_V3,
                        enable_v3);

    ipl2tp_attr_pappend(&tattr2, 
                        IPL2TP_TATTR_SET_STATUS_CALLBACK,
                        (void *)ipl2tp_example_tstatus_v2);
    ipl2tp_attr_pappend(&tattr3, 
                        IPL2TP_TATTR_SET_STATUS_CALLBACK,
                        (void *)ipl2tp_example_tstatus_v3);
    ipl2tp_attr_vappend(&tattr3, 
                        IPL2TP_TATTR_SET_LOCAL_PSEUDOWIRE_CAPABILITIES_LIST,
                        (void *)pw_list,
                        sizeof(pw_list));

    ipl2tp_attr_pappend(&sattr2, 
                        IPL2TP_SATTR_SET_STATUS_CALLBACK,
                        (void *)ipl2tp_example_sstatus_v2);
    ipl2tp_attr_pappend(&sattr2, 
                        IPL2TP_SATTR_SET_DATA_CALLBACK,
                        (void *)ipl2tp_ppp_data_cb);
    ipl2tp_attr_pappend(&sattr3, 
                        IPL2TP_SATTR_SET_STATUS_CALLBACK,
                        (void *)ipl2tp_example_sstatus_v3);
    ipl2tp_attr_iappend(&sattr3, 
                        IPL2TP_SATTR_SET_PSEUDOWIRE_TYPE,
                        IPL2TP_ATTR_PW_TYPE_ETHERNET_VLAN);

    ipl2tp_api_open(attr, tattr2, tattr3, sattr2, sattr3);

    ipl2tp_attr_delete(&attr);
    ipl2tp_attr_delete(&tattr2);
    ipl2tp_attr_delete(&sattr2);
    ipl2tp_attr_delete(&tattr3);
    ipl2tp_attr_delete(&sattr3);

    /* Spawn new daemon process */
    return ipcom_proc_acreate("l2tps", ipl2tps, IP_NULL, IP_NULL);
}