win32os.h

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/*
 * Copyright (C) 2004  Internet Systems Consortium, Inc. ("ISC")
 * Copyright (C) 2002  Internet Software Consortium.
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
 * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
 * AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
 * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
 * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
 * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 * PERFORMANCE OF THIS SOFTWARE.
 */

/* $Id: win32os.h,v 1.2.176.2.2.2 2004/03/08 09:05:04 marka Exp $ */

#ifndef ISC_WIN32OS_H
#define ISC_WIN32OS_H 1

#include <isc/lang.h>

ISC_LANG_BEGINDECLS

/*
 * Return the number of CPUs available on the system, or 1 if this cannot
 * be determined.
 */

unsigned int
isc_win32os_majorversion(void);
/*
 * Major Version of the O/S.
 */

unsigned int
isc_win32os_minorversion(void);
/*
 * Minor Version of the O/S.
 */

unsigned int
isc_win32os_servicepackmajor(void);
/*
 * Major Version of the Service Pack for O/S.
 */

unsigned int
isc_win32os_servicepackminor(void);
/*
 * Minor Version of the Service Pack for O/S.
 */

int
isc_win32os_versioncheck(unsigned int major, unsigned int minor,
		     unsigned int updatemajor, unsigned int updateminor);

/*
 * Checks the current version of the operating system with the
 * supplied version information.
 * Returns:
 * -1	if less than the version information supplied
 *  0   if equal to all of the version information supplied
 * +1   if greater than the version information supplied
 */

ISC_LANG_ENDDECLS

#endif /* ISC_OS_H */