56 lines
1.9 KiB
C
56 lines
1.9 KiB
C
/* Iterate over a process's thread-specific data.
|
|
Copyright (C) 1999, 2000 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"
|
|
#include <alloca.h>
|
|
|
|
td_err_e
|
|
td_ta_tsd_iter (const td_thragent_t *ta, td_key_iter_f *callback,
|
|
void *cbdata_p)
|
|
{
|
|
struct pthread_key_struct *keys;
|
|
int pthread_keys_max;
|
|
int cnt;
|
|
|
|
LOG (__FUNCTION__);
|
|
|
|
/* Test whether the TA parameter is ok. */
|
|
if (! ta_ok (ta))
|
|
return TD_BADTA;
|
|
|
|
pthread_keys_max = ta->pthread_keys_max;
|
|
keys = (struct pthread_key_struct *) alloca (sizeof (keys[0])
|
|
* pthread_keys_max);
|
|
|
|
/* Read all the information about the keys. */
|
|
if (ps_pdread (ta->ph, ta->keys, keys,
|
|
sizeof (keys[0]) * pthread_keys_max) != PS_OK)
|
|
return TD_ERR; /* XXX Other error value? */
|
|
|
|
/* Now get all descriptors, one after the other. */
|
|
for (cnt = 0; cnt < pthread_keys_max; ++cnt)
|
|
if (keys[cnt].in_use
|
|
/* Return with an error if the callback returns a nonzero value. */
|
|
&& callback (cnt, keys[cnt].destr, cbdata_p) != 0)
|
|
return TD_DBERR;
|
|
|
|
return TD_OK;
|
|
}
|