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/* Validate a thread handle.
Copyright (C) 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1999.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include "thread_dbP.h"
td_err_e
td_thr_validate (const td_thrhandle_t *th)
{
struct pthread_handle_struct *handles = th->th_ta_p->handles;
int pthread_threads_max = th->th_ta_p->pthread_threads_max;
int cnt;
LOG (__FUNCTION__);
/* Now get all descriptors, one after the other. */
for (cnt = 0; cnt < pthread_threads_max; ++cnt, ++handles)
{
struct pthread_handle_struct phc;
if (cnt == 1)
/* Skip the manager thread. */
continue;
if (ps_pdread (th->th_ta_p->ph, handles, &phc,
sizeof (struct pthread_handle_struct)) != PS_OK)
return TD_ERR; /* XXX Other error value? */
if (phc.h_descr != NULL && phc.h_descr == th->th_unique)
{
/* XXX There should be another test using the TID but this is
currently not available. */
return TD_OK;
}
}
return TD_ERR;
}
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