/* * Copyright (c) 2023-2025 Ian Marco Moffett and the Osmora Team. * 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 Hyra 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 OWNER 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. */ #include #include #include #include "if_ether.h" int ether_load_route(mac_addr_t src, mac_addr_t dest, struct ether_hdr *res) { uint32_t *p; if (res == NULL) { return -EINVAL; } /* Set up the source */ res->source[0] = (src >> 40) & 0xFF; res->source[1] = (src >> 32) & 0xFF; res->source[2] = (src >> 24) & 0xFF; res->source[3] = (src >> 16) & 0xFF; res->source[4] = (src >> 8) & 0xFF; res->source[5] = src & 0xFF; /* Set up the destination */ res->dest[0] = (dest >> 40) & 0xFF; res->dest[1] = (dest >> 32) & 0xFF; res->dest[2] = (dest >> 24) & 0xFF; res->dest[3] = (dest >> 16) & 0xFF; res->dest[4] = (dest >> 8) & 0xFF; res->dest[5] = dest & 0xFF; /* Setup the protocl ID */ res->proto = 0; res->proto |= (PROTO_ID & 0xFF) << 8; res->proto |= (PROTO_ID >> 8) & 0xFF; return 0; }