elf_boot.h revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (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 (c) 1990 Sun Microsystems, Inc.
*/
#ifndef _ELF_BOOT_H
#define _ELF_BOOT_H
#ident "%Z%%M% %I% %E% SMI"
/*
* Attribute/value structures used to bootstrap ELF-based dynamic linker.
*/
#ifndef _ASM
typedef struct {
Elf32_Sword eb_tag; /* what this one is */
union { /* possible values */
Elf32_Word eb_val;
Elf32_Addr eb_ptr;
Elf32_Off eb_off;
} eb_un;
} Elf32_Boot;
#endif /* _ASM */
/*
* Attributes
*/
#define EB_NULL 0 /* (void) last entry */
#define EB_DYNAMIC 1 /* (*) dynamic structure of subject */
#define EB_LDSO_BASE 2 /* (caddr_t) base address of ld.so */
#define EB_ARGV 3 /* (caddr_t) argument vector */
#define EB_ENVP 4 /* (char **) environment strings */
#define EB_AUXV 5 /* (auxv_t *) auxiliary vector */
#define EB_DEVZERO 6 /* (int) fd for /dev/zero */
#define EB_PAGESIZE 7 /* (int) page size */
#define EB_MAX 8 /* number of "EBs" */
#endif /* _ELF_BOOT_H */