| /* | |
| * (C) Copyright 2001 | |
| * Murray Jensen <Murray.Jensen@cmst.csiro.au> | |
| * | |
| * SPDX-License-Identifier: GPL-2.0+ | |
| */ | |
| #include <stdio.h> | |
| #include <stdlib.h> | |
| #include <unistd.h> | |
| #include <time.h> | |
| int | |
| main(int argc, char *argv[]) | |
| { | |
| unsigned long ethaddr_low, ethaddr_high; | |
| srand(time(0) + (getpid() << 8)); | |
| /* | |
| * setting the 2nd LSB in the most significant byte of | |
| * the address makes it a locally administered ethernet | |
| * address | |
| */ | |
| ethaddr_high = (rand() & 0xfeff) | 0x0200; | |
| ethaddr_low = rand(); | |
| printf("%02lx:%02lx:%02lx:%02lx:%02lx:%02lx\n", | |
| ethaddr_high >> 8, ethaddr_high & 0xff, | |
| ethaddr_low >> 24, (ethaddr_low >> 16) & 0xff, | |
| (ethaddr_low >> 8) & 0xff, ethaddr_low & 0xff); | |
| return (0); | |
| } |