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https://github.com/openhwgroup/cvw
synced 2025-02-11 06:05:49 +00:00
Removed unused file.
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df88939bcb
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/*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*/
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#include <arpa/inet.h>
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#include <linux/if_packet.h>
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <sys/ioctl.h>
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#include <sys/socket.h>
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#include <net/if.h>
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#include <netinet/ether.h>
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#include <unistd.h>
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#define DEST_MAC0 0x43
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#define DEST_MAC1 0x68
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#define DEST_MAC2 0x11
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#define DEST_MAC3 0x11
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#define DEST_MAC4 0x02
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#define DEST_MAC5 0x45
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#define SRC_MAC0 0x54
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#define SRC_MAC1 0x16
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#define SRC_MAC2 0x00
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#define SRC_MAC3 0x00
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#define SRC_MAC4 0x54
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#define SRC_MAC5 0x8F
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#define DEFAULT_IF "eth0"
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#define BUF_SIZ 1024
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#define ETHER_TYPE 0x5c00 // The type defined in packetizer.sv
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int main(int argc, char *argv[])
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{
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int sockfd;
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struct ifreq if_idx;
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struct ifreq if_mac;
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int tx_len = 0;
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char sendbuf[BUF_SIZ];
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struct ether_header *eh = (struct ether_header *) sendbuf;
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struct iphdr *iph = (struct iphdr *) (sendbuf + sizeof(struct ether_header));
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struct sockaddr_ll socket_address;
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char ifName[IFNAMSIZ];
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/* Get interface name */
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if (argc > 1)
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strcpy(ifName, argv[1]);
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else
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strcpy(ifName, DEFAULT_IF);
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/* Open RAW socket to send on */
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//if ((sockfd = socket(AF_PACKET, SOCK_RAW, IPPROTO_RAW)) == -1) {
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if ((sockfd = socket(AF_PACKET, SOCK_RAW, htons(ETHER_TYPE))) == -1) {
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perror("socket");
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}
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/* Get the index of the interface to send on */
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memset(&if_idx, 0, sizeof(struct ifreq));
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strncpy(if_idx.ifr_name, ifName, IFNAMSIZ-1);
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if (ioctl(sockfd, SIOCGIFINDEX, &if_idx) < 0)
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perror("SIOCGIFINDEX");
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/* Get the MAC address of the interface to send on */
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memset(&if_mac, 0, sizeof(struct ifreq));
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strncpy(if_mac.ifr_name, ifName, IFNAMSIZ-1);
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if (ioctl(sockfd, SIOCGIFHWADDR, &if_mac) < 0)
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perror("SIOCGIFHWADDR");
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/* Construct the Ethernet header */
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memset(sendbuf, 0, BUF_SIZ);
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/* Ethernet header */
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/* eh->ether_shost[0] = ((uint8_t *)&if_mac.ifr_hwaddr.sa_data)[0]; */
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/* eh->ether_shost[1] = ((uint8_t *)&if_mac.ifr_hwaddr.sa_data)[1]; */
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/* eh->ether_shost[2] = ((uint8_t *)&if_mac.ifr_hwaddr.sa_data)[2]; */
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/* eh->ether_shost[3] = ((uint8_t *)&if_mac.ifr_hwaddr.sa_data)[3]; */
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/* eh->ether_shost[4] = ((uint8_t *)&if_mac.ifr_hwaddr.sa_data)[4]; */
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/* eh->ether_shost[5] = ((uint8_t *)&if_mac.ifr_hwaddr.sa_data)[5]; */
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eh->ether_shost[0] = SRC_MAC0;
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eh->ether_shost[1] = SRC_MAC1;
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eh->ether_shost[2] = SRC_MAC2;
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eh->ether_shost[3] = SRC_MAC3;
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eh->ether_shost[4] = SRC_MAC4;
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eh->ether_shost[5] = SRC_MAC5;
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eh->ether_dhost[0] = DEST_MAC0;
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eh->ether_dhost[1] = DEST_MAC1;
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eh->ether_dhost[2] = DEST_MAC2;
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eh->ether_dhost[3] = DEST_MAC3;
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eh->ether_dhost[4] = DEST_MAC4;
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eh->ether_dhost[5] = DEST_MAC5;
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/* Ethertype field */
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//eh->ether_type = htons(ETH_P_IP);
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eh->ether_type = htons(ETHER_TYPE);
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tx_len += sizeof(struct ether_header);
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/* Packet data */
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sendbuf[tx_len++] = 0xde;
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sendbuf[tx_len++] = 0xad;
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sendbuf[tx_len++] = 0xbe;
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sendbuf[tx_len++] = 0xef;
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/* Index of the network device */
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socket_address.sll_ifindex = if_idx.ifr_ifindex;
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/* Address length*/
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socket_address.sll_halen = ETH_ALEN;
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/* Destination MAC */
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socket_address.sll_addr[0] = DEST_MAC0;
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socket_address.sll_addr[1] = DEST_MAC1;
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socket_address.sll_addr[2] = DEST_MAC2;
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socket_address.sll_addr[3] = DEST_MAC3;
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socket_address.sll_addr[4] = DEST_MAC4;
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socket_address.sll_addr[5] = DEST_MAC5;
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int i;
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printf("buffer: ");
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for(i=0;i<tx_len;i++){
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printf("%02hhx ", sendbuf[i]);
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}
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printf("\n");
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printf("sockfd %x\n", sockfd);
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/* Send packet */
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if (sendto(sockfd, sendbuf, tx_len, 0, (struct sockaddr*)&socket_address, sizeof(struct sockaddr_ll)) < 0){
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printf("Send failed\n");
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}else {
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printf("send success!\n");
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}
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close(sockfd);
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return 0;
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}
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