/*
 * Copyright (c) 1995, 1996 Erik Theisen.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. The name of the author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef __XEN_ELF_H__
#define __XEN_ELF_H__

#include <xen/elfstructs.h>

#define ELFNOTE_ALIGN(_n_) (((_n_)+3)&~3)
#define ELFNOTE_NAME(_n_) ((char*)(_n_) + sizeof(*(_n_)))
#define ELFNOTE_DESC(_n_) (ELFNOTE_NAME(_n_) + ELFNOTE_ALIGN((_n_)->namesz))
#define ELFNOTE_NEXT(_n_) ((Elf_Note *)(ELFNOTE_DESC(_n_) + ELFNOTE_ALIGN((_n_)->descsz)))

struct domain_setup_info;
extern int loadelfimage(struct domain_setup_info *);
extern int parseelfimage(struct domain_setup_info *);

extern unsigned long long xen_elfnote_numeric(struct domain_setup_info *dsi,
					      int type, int *defined);
extern const char *xen_elfnote_string(struct domain_setup_info *dsi, int type);

#ifdef CONFIG_COMPAT
extern int elf32_sanity_check(const Elf32_Ehdr *ehdr);
extern int loadelf32image(struct domain_setup_info *);
extern int parseelf32image(struct domain_setup_info *);
extern unsigned long long xen_elf32note_numeric(struct domain_setup_info *,
						int type, int *defined);
extern const char *xen_elf32note_string(struct domain_setup_info *, int type);
#endif

#ifdef Elf_Ehdr
extern int elf_sanity_check(const Elf_Ehdr *ehdr);
#endif

#endif /* __XEN_ELF_H__ */