auto import from //depot/cupcake/@135843

1 files changed, 49 insertions, 0 deletions

diff --git a/libelf/elf_rand.c b/libelf/elf_rand.c
new file mode 100644
index 00000000..76c3862f
--- /dev/null
+++ b/libelf/elf_rand.c
@@ -0,0 +1,49 @@
+/* Select specific element in archive.
+   Copyright (C) 1998, 1999, 2000, 2002 Red Hat, Inc.
+   Contributed by Ulrich Drepper <drepper@redhat.com>, 1998.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation, version 2.
+
+   This program 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 a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software Foundation,
+   Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include <libelf.h>
+#include <stddef.h>
+
+#include "libelfP.h"
+
+
+size_t
+elf_rand (elf, offset)
+     Elf *elf;
+     size_t offset;
+{
+  /* Be gratious, the specs demand it.  */
+  if (elf == NULL || elf->kind != ELF_K_AR)
+    return 0;
+
+  /* Save the old offset and set the offset.  */
+  elf->state.ar.offset = elf->start_offset + offset;
+
+  /* Get the next archive header.  */
+  if (__libelf_next_arhdr (elf) != 0)
+    {
+      /* Mark the archive header as unusable.  */
+      elf->state.ar.elf_ar_hdr.ar_name = NULL;
+      return 0;
+    }
+
+  return offset;
+}