mboot_extra.h revision af28f636873b7156cfd73ceffa927658cca33fd0
/*
* 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 (c) 2010, Oracle and/or its affiliates. All rights reserved.
*/
#ifndef _MBOOT_EXTRA_H
#define _MBOOT_EXTRA_H
#ifdef __cplusplus
extern "C" {
#endif
#include <stdarg.h>
#include <sys/types.h>
#include "bblk_einfo.h"
/* multiboot header needs to be located in the first 32KB. */
#define MBOOT_SCAN_SIZE (32 * 1024 * 1024)
/* multiboot header AOUT_KLUDGE flag. */
#define BB_MBOOT_AOUT_FLAG (0x00010000)
/* Extra header preceeding the payloads at the end of the bootblock. */
typedef struct _bb_extra_header {
uint32_t size;
uint32_t checksum;
} bb_header_ext_t;
uint32_t compute_checksum(char *, uint32_t);
bblk_einfo_t *find_einfo(char *);
int find_multiboot(char *, uint32_t, uint32_t *);
void add_einfo(char *, char *, bblk_hs_t *, uint32_t);
int compare_bootblocks(char *, char *, char **);
#ifdef __cplusplus
}
#endif
#endif /* _MBOOT_EXTRA_H */