/* va_server.h - kernel crash dump file translation library

 *

 * Copyright (C) 1999, 2000, 2001, 2002 Mission Critical Linux, Inc.

 * Copyright (C) 2002, 2003, 2004, 2005 David Anderson

 * Copyright (C) 2002, 2003, 2004, 2005 Red Hat, Inc. All rights reserved.

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation; either version 2 of the License, or

 * (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * 10/99, Dave Winchell, Initial release for kernel crash dump support.

 * 11/12/99, Dave Winchell, Add support for in memory dumps.

 */

#include "vas_crash.h"

extern int vas_page_size;

extern u_long vas_base_va;

int va_server_init(char *crash_file, u_long *start, u_long *end, u_long *stride);

int va_server_init_v1(char *crash_file, u_long *start, u_long *end, u_long *stride);

int vas_lseek(u_long position, int whence);

int vas_lseek_v1(u_long position, int whence);

size_t vas_read(void *buf_in, size_t count);

size_t vas_read_v1(void *buf_in, size_t count);

size_t vas_write(void *buf_in, size_t count);

size_t vas_write_v1(void *buf_in, size_t count);

void vas_free_data(u_long va);

void vas_free_data_v1(u_long va);

/* in-memory formats */

struct map_hdr {

     struct crash_map_entry *map;   /* array of map entries */

     int blk_size;                  /* blocksize for this map */

};

struct map_hdr_v1 {

     u_long start_va;

     u_long end_va;

     struct crash_map_entry_v1 *map;   /* array of map entries */

     int map_entries;               /* entries in array pointed to by map */

     u_long va_per_entry;           /* va covered by each map_entry */

     int blk_offset;                /* add this to start_blk in map_entry

			             * this allows relocation of compressed data

				     * while using original maps

				     */

     int blk_size;                  /* blocksize for this map */

     struct map_hdr_v1 *next;

};

extern int clean_exit(int);