LXR busybox/libbb/bb_getsockname.c

   1/* vi: set sw=4 ts=4: */
   2/*
   3 * Utility routines.
   4 *
   5 * Licensed under GPLv2, see file LICENSE in this source tree.
   6 */
   7//kbuild:lib-y += bb_getsockname.o
   8
   9#include "libbb.h"
  10
  11int FAST_FUNC bb_getsockname(int sockfd, void *addr, socklen_t addrlen)
  12{
  13        /* The usefullness of this function is that for getsockname(),
  14         * addrlen must go on stack (to _have_ an address to be passed),
  15         * but many callers do not need its modified value.
  16         * By using this shim, they can avoid unnecessary stack spillage.
  17         */
  18        return getsockname(sockfd, (struct sockaddr *)addr, &addrlen);
  19}
  20