net/proto-x25.c

   1 #include <sys/types.h>
   2 #include <sys/socket.h>
   3 #include <sys/un.h>
   4 #include <netinet/in.h>
   5 #include <linux/x25.h>
   6 #include <stdlib.h>
   7 #include "net.h"
   8 #include "maps.h"       // page_rand
   9 #include "random.h"
  10
  11 void x25_gen_sockaddr(struct sockaddr **addr, socklen_t *addrlen)
  12 {
  13         struct sockaddr_x25 *x25;
  14         unsigned int len;
  15
  16         x25 = malloc(sizeof(struct sockaddr_x25));
  17         if (x25 == NULL)
  18                 return;
  19
  20         x25->sx25_family = PF_X25;
  21         len = rand() % 15;
  22         memset(&page_rand[len], 0, 1);
  23         strncpy(x25->sx25_addr.x25_addr, page_rand, len);
  24         *addr = (struct sockaddr *) x25;
  25         *addrlen = sizeof(struct sockaddr_x25);
  26 }
  27
  28 void x25_rand_socket(struct socket_triplet *st)
  29 {
  30         st->type = SOCK_SEQPACKET;
  31         st->protocol = 0;
  32 }
  33
  34 void x25_setsockopt(struct sockopt *so)
  35 {
  36         so->level = SOL_X25;
  37
  38         page_rand[0] = rand_bool();
  39         so->optval = sizeof(int);
  40 }