/*
 * 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 2007 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

#ifndef _ELF_READ_H
#define _ELF_READ_H

#define BUFSZ 128
typedef struct Elf_Info {
        boolean_t       dynamic;        /* dymanically linked? */
        unsigned        core_type;      /* core? what type of core? */
        unsigned        stripped;       /* symtab, debug info */
        unsigned        flags;          /* e_flags */
        unsigned        machine;        /* e_machine */
        unsigned        type;           /* e_type */
        int             elffd;          /* fd of file being processed */
        char            fname[PRFNSZ];  /* name of process that dumped core */
        char            cap_str[BUFSZ]; /* hw/sw capabilities */
        char            *file;          /* file being processed */
        boolean_t       kmod;
} Elf_Info;

/* values for Elf_Info.stripped */
#define E_DBGINF        0x01
#define E_SYMTAB        0x02
#define E_NOSTRIP       0x03

/* values for Elf_Info.core_type; */
#define EC_NOTCORE      0x0
#define EC_OLDCORE      0x1
#define EC_NEWCORE      0x2

/* elf file processing errors */
#define ELF_ERR_ELFCAP1         gettext("%s: %s zero size or zero entry ELF " \
        "section - ELF capabilities ignored\n")
#define ELF_ERR_ELFCAP2         gettext("%s: %s: can't read ELF capabilities " \
        "data - ELF capabilities ignored\n")
#define ELF_ERR_DYNAMIC1        gettext("%s: %s zero size or zero entry ELF " \
        "section - ELF dynamic tags ignored\n")
#define ELF_ERR_DYNAMIC2        gettext("%s: %s: can't read ELF dynamic " \
        "data - ELF dynamic tags ignored\n")

extern int is_in_list(char *str);

/* return status for elf_read and its helper functions */
#define ELF_READ_OKAY 1
#define ELF_READ_FAIL 0

#if defined(_ELF64)

#define Elf_Ehdr        Elf64_Ehdr
#define Elf_Shdr        Elf64_Shdr
#define Elf_Phdr        Elf64_Phdr
#define Elf_Cap         Elf64_Cap
#define Elf_Nhdr        Elf64_Nhdr
#define Elf_Word        Elf64_Word
#define Elf_Dyn         Elf64_Dyn

#define elf_read        elf_read64
#define elf_xlatetom    elf64_xlatetom
#define elf_fsize       elf64_fsize
#define get_class       get_class64
#define get_version     get_version64
#define get_format      get_format64

#else

#define Elf_Ehdr        Elf32_Ehdr
#define Elf_Shdr        Elf32_Shdr
#define Elf_Phdr        Elf32_Phdr
#define Elf_Cap         Elf32_Cap
#define Elf_Nhdr        Elf32_Nhdr
#define Elf_Word        Elf32_Word
#define Elf_Dyn         Elf32_Dyn

#define elf_read        elf_read32
#define elf_xlatetom    elf32_xlatetom
#define elf_fsize       elf32_fsize
#define get_class       get_class32
#define get_version     get_version32
#define get_format      get_format32

#endif

/* so lint can understand elf_read64 is defined */
#ifdef lint
#define elf_read64      elf_read
#endif /* lint */

#endif /* _ELF_READ_H */