net/llc_setsockopt.c

   1 #include <stdlib.h>
   2 #include <net/if.h>
   3 #include <linux/llc.h>
   4 #include "net.h"
   5 #include "maps.h"       // page_rand
   6 #include "compat.h"
   7 #include "config.h"
   8 #include "trinity.h"    // ARRAY_SIZE
   9
  10 #define SOL_LLC 268
  11
  12 #ifndef USE_LLC_OPT_PKTINFO
  13 #define LLC_OPT_PKTINFO LLC_OPT_UNKNOWN
  14 #endif
  15
  16 #define NR_SOL_LLC_OPTS ARRAY_SIZE(llc_opts)
  17 static const unsigned int llc_opts[] = {
  18         LLC_OPT_RETRY, LLC_OPT_SIZE, LLC_OPT_ACK_TMR_EXP, LLC_OPT_P_TMR_EXP,
  19         LLC_OPT_REJ_TMR_EXP, LLC_OPT_BUSY_TMR_EXP, LLC_OPT_TX_WIN, LLC_OPT_RX_WIN,
  20         LLC_OPT_PKTINFO
  21 };
  22
  23 void llc_setsockopt(struct sockopt *so)
  24 {
  25         unsigned char val;
  26
  27         so->level = SOL_LLC;
  28
  29         val = rand() % NR_SOL_LLC_OPTS;
  30         so->optname = llc_opts[val];
  31 }