samba-mirror/source/lib/tdb_helper.c

/* 
   Unix SMB/CIFS implementation.
   tdb utility functions
   Copyright (C) Andrew Tridgell 1992-1998
   
   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.
   
   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

#include "includes.h"
#include <fnmatch.h>

/* these are little tdb utility functions that are meant to make
   dealing with a tdb database a little less cumbersome in Samba */


/****************************************************************************
 Log tdb messages via DEBUG().
****************************************************************************/

static void tdb_log(TDB_CONTEXT *tdb, int level, const char *format, ...) PRINTF_ATTRIBUTE(3,4);

static void tdb_log(TDB_CONTEXT *tdb, int level, const char *format, ...)
{
	va_list ap;
	char *ptr = NULL;

	va_start(ap, format);
	vasprintf(&ptr, format, ap);
	va_end(ap);
	
	if (!ptr || !*ptr)
		return;

	DEBUG(level, ("tdb(%s): %s", tdb->name ? tdb->name : "unnamed", ptr));
	SAFE_FREE(ptr);
}

/****************************************************************************
 Like tdb_open() but also setup a logging function that redirects to
 the samba DEBUG() system.
****************************************************************************/

TDB_CONTEXT *tdb_open_log(const char *name, int hash_size, int tdb_flags,
			  int open_flags, mode_t mode)
{
	TDB_CONTEXT *tdb;

	if (!lp_use_mmap())
		tdb_flags |= TDB_NOMMAP;

	tdb = tdb_open_ex(name, hash_size, tdb_flags, 
				    open_flags, mode, tdb_log, NULL);
	if (!tdb)
		return NULL;

	return tdb;
}