net/proto-tipc.c

   1 #include <sys/types.h>
   2 #include <sys/socket.h>
   3 #include <sys/un.h>
   4 #include <netinet/in.h>
   5 #include <linux/tipc.h>
   6 #include <stdlib.h>
   7 #include "net.h"
   8 #include "random.h"
   9 #include "utils.h"      // ARRAY_SIZE
  10 #include "compat.h"
  11
  12 void tipc_gen_sockaddr(struct sockaddr **addr, socklen_t *addrlen)
  13 {
  14         struct sockaddr_tipc *tipc;
  15
  16         tipc = malloc(sizeof(struct sockaddr_tipc));
  17         if (tipc == NULL)
  18                 return;
  19         tipc->family = AF_TIPC;
  20         tipc->addrtype = rand();
  21         tipc->scope = rand();
  22         tipc->addr.id.ref = rand();
  23         tipc->addr.id.node = rand();
  24         tipc->addr.nameseq.type = rand();
  25         tipc->addr.nameseq.lower = rand();
  26         tipc->addr.nameseq.upper = rand();
  27         tipc->addr.name.name.type = rand();
  28         tipc->addr.name.name.instance = rand();
  29         tipc->addr.name.domain = rand();
  30         *addr = (struct sockaddr *) tipc;
  31         *addrlen = sizeof(struct sockaddr_tipc);
  32 }
  33
  34 void tipc_rand_socket(struct socket_triplet *st)
  35 {
  36         st->protocol = 0;
  37
  38         switch (rand() % 3) {
  39         case 0: st->type = SOCK_STREAM;
  40                 break;
  41         case 1: st->type = SOCK_SEQPACKET;
  42                 break;
  43         case 2: st->type = SOCK_DGRAM;
  44                 break;
  45         default: break;
  46         }
  47 }
  48
  49 #define NR_SOL_TIPC_OPTS ARRAY_SIZE(tipc_opts)
  50 static const unsigned int tipc_opts[] = {
  51         TIPC_IMPORTANCE, TIPC_SRC_DROPPABLE, TIPC_DEST_DROPPABLE, TIPC_CONN_TIMEOUT,
  52         TIPC_NODE_RECVQ_DEPTH, TIPC_SOCK_RECVQ_DEPTH };
  53
  54 void tipc_setsockopt(struct sockopt *so)
  55 {
  56         unsigned char val;
  57
  58         so->level = SOL_TIPC;
  59
  60         val = rand() % NR_SOL_TIPC_OPTS;
  61         so->optname = tipc_opts[val];
  62
  63         so->optval = sizeof(__u32);
  64 }