Squashed 'third_party/elfutils/' content from commit 555e15e
Change-Id: I61cde98949e47e5c8c09c33260de17f30921be79
git-subtree-dir: third_party/elfutils
git-subtree-split: 555e15ebe8bf1eb33d00747173cfc80cc65648a4
diff --git a/libdw/dwarf_formaddr.c b/libdw/dwarf_formaddr.c
new file mode 100644
index 0000000..ddc4838
--- /dev/null
+++ b/libdw/dwarf_formaddr.c
@@ -0,0 +1,57 @@
+/* Return address represented by attribute.
+ Copyright (C) 2003-2010 Red Hat, Inc.
+ This file is part of elfutils.
+ Written by Ulrich Drepper <drepper@redhat.com>, 2003.
+
+ This file is free software; you can redistribute it and/or modify
+ it under the terms of either
+
+ * the GNU Lesser General Public License as published by the Free
+ Software Foundation; either version 3 of the License, or (at
+ your option) any later version
+
+ or
+
+ * the GNU General Public License as published by the Free
+ Software Foundation; either version 2 of the License, or (at
+ your option) any later version
+
+ or both in parallel, as here.
+
+ elfutils 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
+ General Public License for more details.
+
+ You should have received copies of the GNU General Public License and
+ the GNU Lesser General Public License along with this program. If
+ not, see <http://www.gnu.org/licenses/>. */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include <dwarf.h>
+#include "libdwP.h"
+
+
+int
+dwarf_formaddr (Dwarf_Attribute *attr, Dwarf_Addr *return_addr)
+{
+ if (attr == NULL)
+ return -1;
+
+ if (unlikely (attr->form != DW_FORM_addr))
+ {
+ __libdw_seterrno (DWARF_E_NO_ADDR);
+ return -1;
+ }
+
+ if (__libdw_read_address (attr->cu->dbg,
+ cu_sec_idx (attr->cu), attr->valp,
+ attr->cu->address_size, return_addr))
+ return -1;
+
+ return 0;
+}
+INTDEF(dwarf_formaddr)