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/* Copyright (C) 2008 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by David Bartley <dtbartle@csclub.uwaterloo.ca>, 2008.

The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.

The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA.  */

#include <pthreadP.h>
#include <thread.h>
#include <errno.h>

int thr_getspecific (key, valuep)
      thread_key_t key;
      void **valuep;
{
  /* We need to check that key is valid.  */
  if (key >= PTHREAD_KEYS_MAX)
    return EINVAL;
  uintptr_t seq = __pthread_keys[key].seq;
  if (KEY_UNUSED (seq) || KEY_USABLE (seq))
    return EINVAL;

  *valuep = __pthread_getspecific (key);
  return 0;
}