about summary refs log tree commit diff
path: root/REORG.TODO/nptl_db/td_thr_tls_get_addr.c
diff options
context:
space:
mode:
Diffstat (limited to 'REORG.TODO/nptl_db/td_thr_tls_get_addr.c')
-rw-r--r--REORG.TODO/nptl_db/td_thr_tls_get_addr.c42
1 files changed, 42 insertions, 0 deletions
diff --git a/REORG.TODO/nptl_db/td_thr_tls_get_addr.c b/REORG.TODO/nptl_db/td_thr_tls_get_addr.c
new file mode 100644
index 0000000000..5bc5ecd497
--- /dev/null
+++ b/REORG.TODO/nptl_db/td_thr_tls_get_addr.c
@@ -0,0 +1,42 @@
+/* Get address of thread local variable.
+   Copyright (C) 2002-2017 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@cygnus.com>, 2002.
+
+   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, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <link.h>
+#include "thread_dbP.h"
+
+td_err_e
+td_thr_tls_get_addr (const td_thrhandle_t *th,
+		     psaddr_t map_address, size_t offset, psaddr_t *address)
+{
+  td_err_e err;
+  psaddr_t modid;
+
+  /* Get the TLS module ID from the `struct link_map' in the inferior.  */
+  err = DB_GET_FIELD (modid, th->th_ta_p, map_address, link_map,
+		      l_tls_modid, 0);
+  if (err == TD_NOCAPAB)
+    return TD_NOAPLIC;
+  if (err == TD_OK)
+    {
+      err = td_thr_tlsbase (th, (uintptr_t) modid, address);
+      if (err == TD_OK)
+	*address += offset;
+    }
+  return err;
+}