diff --git a/libelf/elf32_getshdr.c b/libelf/elf32_getshdr.c
new file mode 100644
index 0000000..237d912
--- /dev/null
+++ b/libelf/elf32_getshdr.c
@@ -0,0 +1,299 @@
+/* Return section header.
+   Copyright (C) 1998-2002, 2005, 2007, 2009, 2012, 2014, 2015 Red Hat, Inc.
+   This file is part of elfutils.
+   Written by Ulrich Drepper <drepper@redhat.com>, 1998.
+
+   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 <assert.h>
+#include <errno.h>
+#include <stdbool.h>
+#include <unistd.h>
+
+#include <system.h>
+#include "libelfP.h"
+#include "common.h"
+
+#ifndef LIBELFBITS
+# define LIBELFBITS 32
+#endif
+
+
+static ElfW2(LIBELFBITS,Shdr) *
+load_shdr_wrlock (Elf_Scn *scn)
+{
+  ElfW2(LIBELFBITS,Shdr) *result;
+
+  /* Read the section header table.  */
+  Elf *elf = scn->elf;
+  ElfW2(LIBELFBITS,Ehdr) *ehdr = elf->state.ELFW(elf,LIBELFBITS).ehdr;
+
+  /* Try again, maybe the data is there now.  */
+  result = scn->shdr.ELFW(e,LIBELFBITS);
+  if (result != NULL)
+    goto out;
+
+  size_t shnum;
+  if (__elf_getshdrnum_rdlock (elf, &shnum) != 0
+      || shnum > SIZE_MAX / sizeof (ElfW2(LIBELFBITS,Shdr)))
+    goto out;
+  size_t size = shnum * sizeof (ElfW2(LIBELFBITS,Shdr));
+
+  /* Allocate memory for the section headers.  We know the number
+     of entries from the ELF header.  */
+  ElfW2(LIBELFBITS,Shdr) *shdr = elf->state.ELFW(elf,LIBELFBITS).shdr =
+    (ElfW2(LIBELFBITS,Shdr) *) malloc (size);
+  if (elf->state.ELFW(elf,LIBELFBITS).shdr == NULL)
+    {
+      __libelf_seterrno (ELF_E_NOMEM);
+      goto out;
+    }
+  elf->state.ELFW(elf,LIBELFBITS).shdr_malloced = 1;
+
+  if (elf->map_address != NULL)
+    {
+      /* First see whether the information in the ELF header is
+	 valid and it does not ask for too much.  */
+      if (unlikely (ehdr->e_shoff >= elf->maximum_size)
+	  || unlikely (elf->maximum_size - ehdr->e_shoff < size))
+	{
+	  /* Something is wrong.  */
+	  __libelf_seterrno (ELF_E_INVALID_SECTION_HEADER);
+	  goto free_and_out;
+	}
+
+      ElfW2(LIBELFBITS,Shdr) *notcvt;
+
+      /* All the data is already mapped.  If we could use it
+	 directly this would already have happened.  Unless
+	 we allocated the memory ourselves and the ELF_F_MALLOCED
+	 flag is set.  */
+      void *file_shdr = ((char *) elf->map_address
+			 + elf->start_offset + ehdr->e_shoff);
+
+      assert ((elf->flags & ELF_F_MALLOCED)
+	      || ehdr->e_ident[EI_DATA] != MY_ELFDATA
+	      || elf->cmd == ELF_C_READ_MMAP
+	      || (! ALLOW_UNALIGNED
+		  && ((uintptr_t) file_shdr
+		      & (__alignof__ (ElfW2(LIBELFBITS,Shdr)) - 1)) != 0));
+
+      /* Now copy the data and at the same time convert the byte order.  */
+      if (ehdr->e_ident[EI_DATA] == MY_ELFDATA)
+	{
+	  assert ((elf->flags & ELF_F_MALLOCED)
+		  || elf->cmd == ELF_C_READ_MMAP
+		  || ! ALLOW_UNALIGNED);
+	  memcpy (shdr, file_shdr, size);
+	}
+      else
+	{
+	  bool copy = ! (ALLOW_UNALIGNED
+			 || ((uintptr_t) file_shdr
+			     & (__alignof__ (ElfW2(LIBELFBITS,Shdr)) - 1))
+			     == 0);
+	  if (! copy)
+	    notcvt = (ElfW2(LIBELFBITS,Shdr) *)
+	      ((char *) elf->map_address
+	       + elf->start_offset + ehdr->e_shoff);
+	  else
+	    {
+	      notcvt = (ElfW2(LIBELFBITS,Shdr) *) malloc (size);
+	      if (unlikely (notcvt == NULL))
+		{
+		  __libelf_seterrno (ELF_E_NOMEM);
+		  goto out;
+		}
+	      memcpy (notcvt, ((char *) elf->map_address
+			       + elf->start_offset + ehdr->e_shoff),
+		      size);
+	    }
+
+	  for (size_t cnt = 0; cnt < shnum; ++cnt)
+	    {
+	      CONVERT_TO (shdr[cnt].sh_name, notcvt[cnt].sh_name);
+	      CONVERT_TO (shdr[cnt].sh_type, notcvt[cnt].sh_type);
+	      CONVERT_TO (shdr[cnt].sh_flags, notcvt[cnt].sh_flags);
+	      CONVERT_TO (shdr[cnt].sh_addr, notcvt[cnt].sh_addr);
+	      CONVERT_TO (shdr[cnt].sh_offset, notcvt[cnt].sh_offset);
+	      CONVERT_TO (shdr[cnt].sh_size, notcvt[cnt].sh_size);
+	      CONVERT_TO (shdr[cnt].sh_link, notcvt[cnt].sh_link);
+	      CONVERT_TO (shdr[cnt].sh_info, notcvt[cnt].sh_info);
+	      CONVERT_TO (shdr[cnt].sh_addralign,
+			  notcvt[cnt].sh_addralign);
+	      CONVERT_TO (shdr[cnt].sh_entsize, notcvt[cnt].sh_entsize);
+
+	      /* If this is a section with an extended index add a
+		 reference in the section which uses the extended
+		 index.  */
+	      if (shdr[cnt].sh_type == SHT_SYMTAB_SHNDX
+		  && shdr[cnt].sh_link < shnum)
+		elf->state.ELFW(elf,LIBELFBITS).scns.data[shdr[cnt].sh_link].shndx_index
+		  = cnt;
+
+	      /* Set the own shndx_index field in case it has not yet
+		 been set.  */
+	      if (elf->state.ELFW(elf,LIBELFBITS).scns.data[cnt].shndx_index == 0)
+		elf->state.ELFW(elf,LIBELFBITS).scns.data[cnt].shndx_index
+		  = -1;
+	    }
+
+	  if (copy)
+	    free (notcvt);
+	}
+    }
+  else if (likely (elf->fildes != -1))
+    {
+      /* Read the header.  */
+      ssize_t n = pread_retry (elf->fildes,
+			       elf->state.ELFW(elf,LIBELFBITS).shdr, size,
+			       elf->start_offset + ehdr->e_shoff);
+      if (unlikely ((size_t) n != size))
+	{
+	  /* Severe problems.  We cannot read the data.  */
+	  __libelf_seterrno (ELF_E_READ_ERROR);
+	  goto free_and_out;
+	}
+
+      /* If the byte order of the file is not the same as the one
+	 of the host convert the data now.  */
+      if (ehdr->e_ident[EI_DATA] != MY_ELFDATA)
+	for (size_t cnt = 0; cnt < shnum; ++cnt)
+	  {
+	    CONVERT (shdr[cnt].sh_name);
+	    CONVERT (shdr[cnt].sh_type);
+	    CONVERT (shdr[cnt].sh_flags);
+	    CONVERT (shdr[cnt].sh_addr);
+	    CONVERT (shdr[cnt].sh_offset);
+	    CONVERT (shdr[cnt].sh_size);
+	    CONVERT (shdr[cnt].sh_link);
+	    CONVERT (shdr[cnt].sh_info);
+	    CONVERT (shdr[cnt].sh_addralign);
+	    CONVERT (shdr[cnt].sh_entsize);
+	  }
+    }
+  else
+    {
+      /* The file descriptor was already enabled and not all data was
+	 read.  Undo the allocation.  */
+      __libelf_seterrno (ELF_E_FD_DISABLED);
+
+    free_and_out:
+      free (shdr);
+      elf->state.ELFW(elf,LIBELFBITS).shdr = NULL;
+      elf->state.ELFW(elf,LIBELFBITS).shdr_malloced = 0;
+
+      goto out;
+    }
+
+  /* Set the pointers in the `scn's.  */
+  for (size_t cnt = 0; cnt < shnum; ++cnt)
+    elf->state.ELFW(elf,LIBELFBITS).scns.data[cnt].shdr.ELFW(e,LIBELFBITS)
+      = &elf->state.ELFW(elf,LIBELFBITS).shdr[cnt];
+
+  result = scn->shdr.ELFW(e,LIBELFBITS);
+  assert (result != NULL);
+
+out:
+  return result;
+}
+
+static bool
+scn_valid (Elf_Scn *scn)
+{
+  if (scn == NULL)
+    return false;
+
+  if (unlikely (scn->elf->state.elf.ehdr == NULL))
+    {
+      __libelf_seterrno (ELF_E_WRONG_ORDER_EHDR);
+      return false;
+    }
+
+  if (unlikely (scn->elf->class != ELFW(ELFCLASS,LIBELFBITS)))
+    {
+      __libelf_seterrno (ELF_E_INVALID_CLASS);
+      return false;
+    }
+
+  return true;
+}
+
+ElfW2(LIBELFBITS,Shdr) *
+internal_function
+__elfw2(LIBELFBITS,getshdr_rdlock) (Elf_Scn *scn)
+{
+  ElfW2(LIBELFBITS,Shdr) *result;
+
+  if (!scn_valid (scn))
+    return NULL;
+
+  result = scn->shdr.ELFW(e,LIBELFBITS);
+  if (result == NULL)
+    {
+      rwlock_unlock (scn->elf->lock);
+      rwlock_wrlock (scn->elf->lock);
+      result = scn->shdr.ELFW(e,LIBELFBITS);
+      if (result == NULL)
+	result = load_shdr_wrlock (scn);
+    }
+
+  return result;
+}
+
+ElfW2(LIBELFBITS,Shdr) *
+internal_function
+__elfw2(LIBELFBITS,getshdr_wrlock) (Elf_Scn *scn)
+{
+  ElfW2(LIBELFBITS,Shdr) *result;
+
+  if (!scn_valid (scn))
+    return NULL;
+
+  result = scn->shdr.ELFW(e,LIBELFBITS);
+  if (result == NULL)
+    result = load_shdr_wrlock (scn);
+
+  return result;
+}
+
+ElfW2(LIBELFBITS,Shdr) *
+elfw2(LIBELFBITS,getshdr) (Elf_Scn *scn)
+{
+  ElfW2(LIBELFBITS,Shdr) *result;
+
+  if (!scn_valid (scn))
+    return NULL;
+
+  rwlock_rdlock (scn->elf->lock);
+  result = __elfw2(LIBELFBITS,getshdr_rdlock) (scn);
+  rwlock_unlock (scn->elf->lock);
+
+  return result;
+}