mbed-os5 only for TYBLE16
Dependents: TYBLE16_simple_data_logger TYBLE16_MP3_Air
features/lwipstack/LWIPInterfaceL3IP.cpp
- Committer:
- kenjiArai
- Date:
- 2019-12-31
- Revision:
- 1:9db0e321a9f4
- Parent:
- 0:5b88d5760320
File content as of revision 1:9db0e321a9f4:
/* * Copyright (c) 2018 ARM Limited * SPDX-License-Identifier: Apache-2.0 * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #include "lwip/tcpip.h" #include "lwip/tcp.h" #include "lwip/ip.h" #include "netif/etharp.h" #include "lwip/ethip6.h" #include "netsocket/nsapi_types.h" #include "netsocket/L3IP.h" #include "LWIPStack.h" #if LWIP_L3IP #if LWIP_IPV4 err_t LWIP::Interface::l3ip4_output(struct netif *netif, struct pbuf *p, const ip4_addr_t *ipaddr) { /* Increase reference counter since lwip stores handle to pbuf and frees it after output */ pbuf_ref(p); LWIP::Interface *mbed_if = static_cast<LWIP::Interface *>(netif->state); bool ret = mbed_if->l3ip->link_out(p); return ret ? ERR_OK : ERR_IF; } #endif #if LWIP_IPV6 err_t LWIP::Interface::l3ip6_output(struct netif *netif, struct pbuf *p, const ip6_addr_t *ipaddr) { /* Increase reference counter since lwip stores handle to pbuf and frees it after output */ pbuf_ref(p); LWIP::Interface *mbed_if = static_cast<LWIP::Interface *>(netif->state); bool ret = mbed_if->l3ip->link_out(p); return ret ? ERR_OK : ERR_IF; } #endif void LWIP::Interface::l3ip_input(net_stack_mem_buf_t *buf) { struct pbuf *p = static_cast<struct pbuf *>(buf); /* pass all packets to IP stack input */ if (netif.input(p, &netif) != ERR_OK) { LWIP_DEBUGF(NETIF_DEBUG, ("Emac LWIP: IP input error\n")); pbuf_free(p); } } void LWIP::Interface::l3ip_state_change(bool up) { if (up) { tcpip_callback_with_block((tcpip_callback_fn)netif_set_link_up, &netif, 1); } else { tcpip_callback_with_block((tcpip_callback_fn)netif_set_link_down, &netif, 1); } } #if LWIP_IGMP #include "lwip/igmp.h" /** * IPv4 address filtering setup. * * \param[in] netif the lwip network interface structure * \param[in] group IPv4 group to modify * \param[in] action * \return ERR_OK or error code */ err_t LWIP::Interface::l3ip_multicast_ipv4_filter(struct netif *netif, const ip4_addr_t *group, enum netif_mac_filter_action action) { LWIP::Interface *mbed_if = static_cast<LWIP::Interface *>(netif->state); SocketAddress addr(&group, NSAPI_IPv6); switch (action) { case NETIF_ADD_MAC_FILTER: { mbed_if->l3ip->add_ipv4_multicast_group(addr.get_ip_address()); return ERR_OK; } case NETIF_DEL_MAC_FILTER: mbed_if->l3ip->remove_ipv4_multicast_group(addr.get_ip_address()); return ERR_OK; default: return ERR_ARG; } } #endif #if LWIP_IPV6_MLD #include "lwip/mld6.h" /** * IPv6 address filtering setup. * * \param[in] netif the lwip network interface structure * \param[in] group IPv6 group to modify * \param[in] action * \return ERR_OK or error code */ err_t LWIP::Interface::l3ip_multicast_ipv6_filter(struct netif *netif, const ip6_addr_t *group, enum netif_mac_filter_action action) { LWIP::Interface *mbed_if = static_cast<LWIP::Interface *>(netif->state); SocketAddress addr(&group, NSAPI_IPv6); switch (action) { case NETIF_ADD_MAC_FILTER: { mbed_if->l3ip->add_ipv6_multicast_group(addr.get_ip_address()); return ERR_OK; } case NETIF_DEL_MAC_FILTER: mbed_if->l3ip->remove_ipv6_multicast_group(addr.get_ip_address()); return ERR_OK; default: return ERR_ARG; } } #endif err_t LWIP::Interface::l3ip_if_init(struct netif *netif) { int err = ERR_OK; LWIP::Interface *mbed_if = static_cast<LWIP::Interface *>(netif->state); mbed_if->l3ip->set_memory_manager(*mbed_if->memory_manager); mbed_if->l3ip->set_link_input_cb(mbed::callback(mbed_if, &LWIP::Interface::l3ip_input)); mbed_if->l3ip->set_link_state_cb(mbed::callback(mbed_if, &LWIP::Interface::l3ip_state_change)); /* Interface capabilities */ netif->flags = NETIF_FLAG_BROADCAST; if (!mbed_if->l3ip->power_up()) { err = ERR_IF; } netif->mtu = mbed_if->l3ip->get_mtu_size(); mbed_if->l3ip->get_ifname(netif->name, NSAPI_INTERFACE_PREFIX_SIZE); #if LWIP_IPV4 netif->output = &LWIP::Interface::l3ip4_output; #if LWIP_IGMP netif->igmp_mac_filter = &LWIP::Interface::l3ip_multicast_ipv4_filter; netif->flags |= NETIF_FLAG_IGMP; #endif /* LWIP_IGMP */ #endif /* LWIP_IPV4 */ #if LWIP_IPV6 netif->output_ip6 = &LWIP::Interface::l3ip6_output; #if LWIP_IPV6_MLD netif->mld_mac_filter = &LWIP::Interface::l3ip_multicast_ipv6_filter; netif->flags |= NETIF_FLAG_MLD6; #else // Would need to enable all multicasts here - no API in fsl_enet to do that #error "IPv6 multicasts won't be received if LWIP_IPV6_MLD is disabled, breaking the system" #endif #endif netif->linkoutput = NULL; return err; } #endif