Optelec ClearNote HD Bedienungsanleitung Seite 106

strcpy(ifr.ifr_name, ifname);
ioctl(s, SIOCGIFINDEX, &ifr);
addr.can_family = AF_CAN;
addr.can_ifindex = ifr.ifr_ifindex;
printf("%s at index %d\n", ifname, ifr.ifr_ifindex);
if(bind(s, (struct sockaddr *)&addr, sizeof(addr)) < 0) {
perror("Error in socket bind");
return -2;
}
frame.can_id = 0x123;
frame.can_dlc = 2;
frame.data[0] = 0x11;
frame.data[1] = 0x22;
nbytes = write(s, &frame, sizeof(struct can_frame));
printf("Wrote %d bytes\n", nbytes);
return 0;
}
Verwendung des
SocketCAN-Gateway
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