| /* |
| * Copyright (c) 2020, The OpenThread Authors. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * 3. Neither the name of the copyright holder nor the |
| * names of its contributors may be used to endorse or promote products |
| * derived from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
| * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| * POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| /** |
| * @file |
| * This file implements the platform Backbone interface management on Linux. |
| */ |
| |
| #include "openthread-posix-config.h" |
| |
| #if OPENTHREAD_CONFIG_BACKBONE_ROUTER_ENABLE |
| |
| #include "multicast_routing.hpp" |
| #include "platform-posix.h" |
| #include "common/code_utils.hpp" |
| #include "posix/platform/mainloop.hpp" |
| |
| char gBackboneNetifName[IFNAMSIZ] = ""; |
| unsigned int gBackboneNetifIndex = 0; |
| #if OPENTHREAD_CONFIG_BACKBONE_ROUTER_MULTICAST_ROUTING_ENABLE |
| static ot::Posix::MulticastRoutingManager sMulticastRoutingManager; |
| #endif |
| |
| void platformBackboneInit(const char *aInterfaceName) |
| { |
| if (aInterfaceName == nullptr || aInterfaceName[0] == '\0') |
| { |
| otLogWarnPlat("Backbone Router feature is disabled: infra/backbone interface is missing"); |
| ExitNow(); |
| } |
| |
| VerifyOrDie(strnlen(aInterfaceName, sizeof(gBackboneNetifName)) < sizeof(gBackboneNetifName), |
| OT_EXIT_INVALID_ARGUMENTS); |
| strcpy(gBackboneNetifName, aInterfaceName); |
| |
| gBackboneNetifIndex = if_nametoindex(gBackboneNetifName); |
| VerifyOrDie(gBackboneNetifIndex > 0, OT_EXIT_FAILURE); |
| |
| otLogInfoPlat("Backbone interface is configured to %s (%d)", gBackboneNetifName, gBackboneNetifIndex); |
| |
| exit: |
| return; |
| } |
| |
| void platformBackboneSetUp(void) |
| { |
| #if OPENTHREAD_CONFIG_BACKBONE_ROUTER_MULTICAST_ROUTING_ENABLE |
| sMulticastRoutingManager.SetUp(); |
| #endif |
| } |
| |
| void platformBackboneTearDown(void) |
| { |
| #if OPENTHREAD_CONFIG_BACKBONE_ROUTER_MULTICAST_ROUTING_ENABLE |
| sMulticastRoutingManager.TearDown(); |
| #endif |
| } |
| |
| void platformBackboneDeinit(void) |
| { |
| gBackboneNetifIndex = 0; |
| |
| memset(gBackboneNetifName, 0, sizeof(gBackboneNetifName)); |
| } |
| |
| void platformBackboneStateChange(otInstance *aInstance, otChangedFlags aFlags) |
| { |
| OT_UNUSED_VARIABLE(aInstance); |
| OT_UNUSED_VARIABLE(aFlags); |
| |
| #if OPENTHREAD_CONFIG_BACKBONE_ROUTER_MULTICAST_ROUTING_ENABLE |
| sMulticastRoutingManager.HandleStateChange(aInstance, aFlags); |
| #endif |
| } |
| |
| #endif |