/* 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);