/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
 * vim:expandtab:shiftwidth=8:tabstop=8:
 *
 * Copyright (C) 2002 Cluster File Systems, Inc.
 *   Author: You Feng <youfeng@clusterfs.com>
 *
 *   This file is part of Lustre, http://www.lustre.org.
 *
 *   Lustre is free software; you can redistribute it and/or
 *   modify it under the terms of version 2 of the GNU General Public
 *   License as published by the Free Software Foundation.
 *
 *   Lustre 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.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with Lustre; if not, write to the Free Software
 *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

#ifndef __LP_UTILS_H__
#define __LP_UTILS_H__

#include "lustre/lustre_user.h"

#define FAIL(msg) \
 \
do { \
        printf("%s: Process %d (%s)\n", timestamp(), rank, hostname); \
        if (debug) \
                printf("\tFAILED in %s:%d:%s()\n", __FILE__, __LINE__, __func__); \
        else \
                printf("\tFAILED in %s()\n", __func__); \
        printf("%s", msg); \
        fflush(stdout); \
        MPI_Abort(MPI_COMM_WORLD, 1); \
} while(0)

#define FILEMODE S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH
#define MAX_FILENAME_LEN 512

extern int verbose;
extern int debug;

extern int rank;
extern int size;

extern char hostname[];
extern char *timestamp();
extern char *testdir;

extern inline void begin(char *str);
extern inline void end(char *str);

extern void dump_diff(char *orig_buf, char *buf, int len, long off);
extern void lp_gethostname(void);

extern void create_file(char *name, long filesize, int fill);
extern void fill_file(char *name, long filesize);

#define LP_STAT_FMT \
 \
"Stat error:\n \
\tfields\t\tvalue\told value\n \
\tst_dev\t\t%d\t%d\n \
\tst_ino\t\t%d\t%d\n \
\tst_mode\t\t%o\t%o\n \
\tst_nlink\t%d\t%d\n \
\tst_uid\t\t%d\t%d\n \
\tst_gid\t\t%d\t%d\n \
\tst_rdev\t\t%x.%x\t%x.%x\n \
\tst_size\t\t%lu\t%lu\n \
\tst_blksize\t%d\t%d\n \
\tst_blocks\t%u\t%u\n \
\tst_atime\t%d\t%d\n \
\tst_mtime\t%d\t%d\n \
\tst_ctime\t%d\t%d\n"
                                                                                
#define LP_STAT_ARGS \
 \
(int)state->st_dev, (int)old_state->st_dev, \
(int)state->st_ino, (int)old_state->st_ino, \
state->st_mode & 07777, old_state->st_mode & 07777, \
(int)state->st_nlink, (int)old_state->st_nlink, \
state->st_uid, old_state->st_uid, \
state->st_gid, old_state->st_gid, \
(int)((state->st_rdev >> 8) & 0xff), (int)(state->st_rdev & 0xff), \
(int)((old_state->st_rdev >> 8) & 0xff), (int)(old_state->st_rdev & 0xff), \
(unsigned long)state->st_size, (unsigned long)old_state->st_size, \
(int)state->st_blksize, (int)old_state->st_blksize, \
(unsigned int)state->st_blocks, (unsigned int)old_state->st_blocks, \
(int)state->st_atime, (int)old_state->st_atime, \
(int)state->st_mtime, (int)old_state->st_mtime, \
(int)state->st_ctime, (int)old_state->st_ctime

extern void check_stat(char *filename, struct stat *state, struct stat *old_state);
extern void remove_file(char *name);
extern void remove_file_or_dir(char *name);
extern void fill_stride(char *buf, int buf_size, long long rank, long long _off);

#endif /* __LP_UTILS_H__ */