/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License (the "License").
 * You may not use this file except in compliance with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */

/*
 * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

#ifndef __ELFWRAP_H
#define __ELFWRAP_H

/*
 * Local include file for elfwrap.
 */
#include <libelf.h>
#include <alist.h>
#include <_machelf.h>

/*
 * Define a target descriptor to hold target specific information.
 */
typedef struct {
        uchar_t         td_class;       /* target class (32-bit/64-bit) */
        uchar_t         td_data;        /* target data (LSB/MSB) */
        ushort_t        td_mach;        /* target machine (sparc, i386, etc.) */
        size_t          td_align;       /* target data buffer alignment */
        size_t          td_symsz;       /* target symbol table entry size */
} TargDesc_t;

/*
 * Define a descriptor for each ELF section being output to the new file.
 */
typedef struct {
        const char      *os_name;       /* section name */
        Word            os_type;        /* section type */
        Xword           os_flags;       /* section flags */
        size_t          os_ndx;         /* section index (input file) */
        off_t           os_size;        /* section size (input file) */
        void            *os_addr;       /* section address (input file) */
        Shdr            *os_shdr;       /* section header (output file) */
        Elf_Data        *os_data;       /* section data (output file) */
} OutSec_t;

#define AL_CNT_WOSECS   10              /* default number of input sections */

/*
 * Define a standard section descriptor.
 */
typedef struct {
        const char      *ss_name;       /* section name */
        Word            ss_type;        /* section type */
        Xword           ss_flags;       /* section flags */
} StdSec_t;

/*
 * Define a descriptor to maintain section information.
 */
typedef struct {
        Alist           *od_outsecs;    /* list of output sections */
        size_t          od_symtabno;    /* number of symbol table entries */
        size_t          od_strtabsz;    /* string table size */
        size_t          od_shstrtabsz;  /* section header string table size */
} ObjDesc_t;

/*
 * Define all external interfaces.
 */
extern  int     input32(int, char **, const char *, const char *, ObjDesc_t *);
extern  int     input64(int, char **, const char *, const char *, ObjDesc_t *);
extern  int     output32(const char *, int, const char *, ushort_t,
                    ObjDesc_t *);
extern  int     output64(const char *, int, const char *, ushort_t,
                    ObjDesc_t *);

#if     defined(lint)
extern  void    target_init(TargDesc_t *);
#else
extern  void    target_init_sparc(TargDesc_t *);
extern  void    target_init_sparcv9(TargDesc_t *);
extern  void    target_init_i386(TargDesc_t *);
extern  void    target_init_amd64(TargDesc_t *);
#endif

#ifdef  __cplusplus
extern "C" {
#endif

#ifdef  __cplusplus
}
#endif

#endif  /* __ELFWRAP_H */