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Diffstat (limited to 'linuxthreads_db/td_ta_tsd_iter.c')
-rw-r--r--linuxthreads_db/td_ta_tsd_iter.c56
1 files changed, 56 insertions, 0 deletions
diff --git a/linuxthreads_db/td_ta_tsd_iter.c b/linuxthreads_db/td_ta_tsd_iter.c
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index 0000000000..2eb41f6a15
--- /dev/null
+++ b/linuxthreads_db/td_ta_tsd_iter.c
@@ -0,0 +1,56 @@
+/* Iterate over a process's thread-specific data.
+ Copyright (C) 1999, 2000, 2001, 2002 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 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 "thread_dbP.h"
+#include <linuxthreads/internals.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 ("td_ta_tsd_iter");
+
+ /* 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;
+}