net/ether.c

   1 #include <stdlib.h>
   2 #include <linux/if_ether.h>
   3 #include "net.h"
   4 #include "utils.h"
   5 #include "compat.h"
   6
   7 static const int ether_types[] = {
   8
   9         /*These are the defined Ethernet Protocol ID's. */
  10         ETH_P_LOOP, ETH_P_PUP, ETH_P_PUPAT, ETH_P_IP,
  11         ETH_P_X25, ETH_P_ARP, ETH_P_BPQ, ETH_P_IEEEPUP,
  12         ETH_P_IEEEPUPAT, ETH_P_BATMAN, ETH_P_DEC, ETH_P_DNA_DL,
  13         ETH_P_DNA_RC, ETH_P_DNA_RT, ETH_P_LAT, ETH_P_DIAG,
  14         ETH_P_CUST, ETH_P_SCA, ETH_P_TEB, ETH_P_RARP,
  15         ETH_P_ATALK, ETH_P_AARP, ETH_P_8021Q, ETH_P_IPX,
  16         ETH_P_IPV6, ETH_P_PAUSE, ETH_P_SLOW, ETH_P_WCCP,
  17
  18         ETH_P_PPP_DISC, ETH_P_PPP_SES, ETH_P_MPLS_UC, ETH_P_MPLS_MC,
  19         ETH_P_ATMMPOA, ETH_P_LINK_CTL, ETH_P_ATMFATE,
  20
  21         ETH_P_PAE, ETH_P_AOE, ETH_P_8021AD, ETH_P_802_EX1,
  22         ETH_P_TIPC, ETH_P_8021AH, ETH_P_MVRP, ETH_P_1588, ETH_P_PRP,
  23         ETH_P_FCOE, ETH_P_TDLS, ETH_P_FIP, ETH_P_QINQ1,
  24         ETH_P_QINQ2, ETH_P_QINQ3, ETH_P_EDSA, ETH_P_AF_IUCV,
  25
  26         ETH_P_802_3_MIN,
  27
  28         /* Non DIX types. Won't clash for 1500 types. */
  29         ETH_P_802_3, ETH_P_AX25, ETH_P_ALL, ETH_P_802_2,
  30         ETH_P_SNAP, ETH_P_DDCMP, ETH_P_WAN_PPP, ETH_P_PPP_MP,
  31         ETH_P_LOCALTALK, ETH_P_CAN, ETH_P_CANFD, ETH_P_PPPTALK,
  32         ETH_P_TR_802_2, ETH_P_MOBITEX, ETH_P_CONTROL, ETH_P_IRDA,
  33         ETH_P_ECONET, ETH_P_HDLC, ETH_P_ARCNET, ETH_P_DSA,
  34         ETH_P_TRAILER, ETH_P_PHONET, ETH_P_IEEE802154, ETH_P_CAIF,
  35 };
  36
  37 #define NR_ETHER_TYPES ARRAY_SIZE(ether_types)
  38
  39 int get_random_ether_type(void)
  40 {
  41         return ether_types[rand() % NR_ETHER_TYPES];
  42 }