/* $Copyright:
 *
 * Copyright © 2000 by the Massachusetts Institute of Technology.
 * 
 * All rights reserved.
 * 
 * Permission to use, copy, modify, and distribute this software and its
 * documentation for any purpose and without fee is hereby granted,
 * provided that the above copyright notice appear in all copies and that
 * both that copyright notice and this permission notice appear in
 * supporting documentation, and that the name of M.I.T. not be used in
 * advertising or publicity pertaining to distribution of the software
 * without specific, written prior permission.  Furthermore if you modify
 * this software you must label your software as modified software and not
 * distribute it in such a fashion that it might be confused with the
 * original MIT software. M.I.T. makes no representations about the
 * suitability of this software for any purpose.  It is provided "as is"
 * without express or implied warranty.
 * 
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
 * MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 * 
 * Individual source code files are copyright MIT, Cygnus Support,
 * OpenVision, Oracle, Sun Soft, FundsXpress, and others.
 * 
 * Project Athena, Athena, Athena MUSE, Discuss, Hesiod, Kerberos, Moira,
 * and Zephyr are trademarks of the Massachusetts Institute of Technology
 * (MIT).  No commercial use of these trademarks may be made without prior
 * written permission of MIT.
 * 
 * "Commercial use" means use of a name in a product or other for-profit
 * manner.  It does NOT prevent a commercial firm from referring to the MIT
 * trademarks in order to convey information (although in doing so,
 * recognition of their trademark status should be given).
 * $
 */

/* $Header: /afs/andrew/system/cvs/src/sasl/mac/CommonKClient/mac_kclient3/Headers/KerberosPreferences/KerberosPreferences.h,v 1.2 2001/12/04 02:05:54 rjs3 Exp $ */

/* 
 *
 * PreferenceLib.h -- Functions to handle Kerberos Preference file access.
 *
 */


#ifndef __KERBEROSPREFERENCES__
#define __KERBEROSPREFERENCES__

#include <KerberosSupport/KerberosConditionalMacros.h>

#if TARGET_API_MAC_OSX && TARGET_API_MAC_CARBON
    #include <CoreServices/CoreServices.h>
#elif TARGET_API_MAC_OS8 || TARGET_API_MAC_CARBON
    #include <MacTypes.h>
    #include <Files.h>
#else
	#error "Unknown OS"
#endif

#if PRAGMA_ONCE
#pragma once
#endif

#ifdef __cplusplus
extern "C" {
#endif

#if PRAGMA_IMPORT
#pragma import on
#endif

#if PRAGMA_STRUCT_ALIGN
	#pragma options align=mac68k
#elif PRAGMA_STRUCT_PACKPUSH
	#pragma pack(push, 2)
#elif PRAGMA_STRUCT_PACK
	#pragma pack(2)
#endif

/* ************************************************ */
/* Locations for where to look for preference files */
/* ************************************************ */
enum
{
	kpUserPreferences				= 0x00000001,
	kpSystemPreferences				= 0x00000002
};

/* ********************** */
/* Name, Creator and Type */
/* ********************** */

#define kerberosPreferences_FileType	FOUR_CHAR_CODE ('pref')
#define kerberosPreferences_Creator		FOUR_CHAR_CODE ('Krb ')
#define kerberosPreferences_FileName	"\pKerberos Preferences"

/* ******************* */
/* Function prototypes */
/* ******************* */

/* ********************************************************* */
/* Creates a valid preference file at the location specified */
/* ********************************************************* */
OSErr KPInitializeWithDefaultKerberosLibraryPreferences (
	const FSSpec* prefLocation);

/* ****************************************************************************** */
/* File the array with list of preferences that match the options provided        */
/* ****************************************************************************** */
OSErr KPGetListOfPreferencesFiles (
	UInt32 userSystemFlags,
	FSSpecPtr* thePrefFiles,
	UInt32* outNumberOfFiles);

/* ********************************************************* */
/* Free the array containing the list of preference files    */
/* ********************************************************* */
void KPFreeListOfPreferencesFiles (
	FSSpecPtr thePrefFiles);

/* ********************************************************* */
/* Check if file exists and is readable                      */
/* ********************************************************* */
OSErr KPPreferencesFileIsReadable (
	const FSSpec*	inPrefsFile);

/* ********************************************************* */
/* Check if file is writable                                 */
/* ********************************************************* */
OSErr KPPreferencesFileIsWritable (
	const FSSpec*	inPrefsFile);

/* ********************************************************* */
/* Create an empty file                                      */
/* ********************************************************* */
OSErr KPCreatePreferencesFile (
	const FSSpec*	inPrefsFile);


#if PRAGMA_STRUCT_ALIGN
	#pragma options align=reset
#elif PRAGMA_STRUCT_PACKPUSH
	#pragma pack(pop)
#elif PRAGMA_STRUCT_PACK
	#pragma pack()
#endif

#ifdef PRAGMA_IMPORT_OFF
#pragma import off
#elif PRAGMA_IMPORT
#pragma import reset
#endif

#ifdef __cplusplus
}
#endif

#endif /* __KERBEROSPREFERENCES__ */
