syscalls/bind.c

   1 /*
   2  * SYSCALL_DEFINE3(bind, int, fd, struct sockaddr __user *, umyaddr, int, addrlen)
   3  *
   4  * On success, zero is returned.
   5  * On error, -1 is returned, and errno is set appropriately.
   6  */
   7 #include <sys/socket.h>
   8 #include "log.h"
   9 #include "sanitise.h"
  10 #include "shm.h"
  11
  12 /*
  13 static void dump(int childno)
  14 {
  15         struct sockaddr_in *ipv4;
  16
  17         ipv4 = (struct sockaddr_in *) shm->syscall[childno].a2;
  18         output(1, "(sin_family=%d sin_addr.s_addr=%d.%d.%d.%d sin_port=%d)\n",
  19                 ipv4->sin_family,
  20                 (ipv4->sin_addr.s_addr & 0xff000000) >> 24,
  21                 (ipv4->sin_addr.s_addr & 0xff0000) >> 16,
  22                 (ipv4->sin_addr.s_addr & 0xff00) >> 8,
  23                 (ipv4->sin_addr.s_addr & 0xff) ,
  24                 ipv4->sin_port);
  25 }
  26 */
  27
  28 struct syscallentry syscall_bind = {
  29         .name = "bind",
  30         .num_args = 3,
  31         .arg1name = "fd",
  32         .arg1type = ARG_FD,
  33         .arg2name = "umyaddr",
  34         .arg2type = ARG_SOCKADDR,
  35         .arg3name = "addrlen",
  36         .arg3type = ARG_SOCKADDRLEN,
  37         //.sanitise = dump,
  38         .rettype = RET_ZERO_SUCCESS,
  39         .flags = NEED_ALARM,
  40 };