cert.c

自己根据lkd和情境分析

/* $Id: cert.c,v 1.1.1.1 2004/02/04 12:56:16 laputa Exp $
 *
 * Author       Karsten Keil
 * Copyright    by Karsten Keil      <[e-mail]>
 * 
 * This software may be used and distributed according to the terms
 * of the GNU General Public License, incorporated herein by reference.
 *
 * For changes and modifications please read
 * ../../../Documentation/isdn/HiSax.cert
 *
 */
 
#include <linux/kernel.h>

int
certification_check(int output) {

#ifdef CERTIFICATION
#if CERTIFICATION == 0
	if (output) {
		printk(KERN_INFO "HiSax: Approval certification valid\n");
		printk(KERN_INFO "HiSax: Approved with ELSA Microlink PCI cards\n");
		printk(KERN_INFO "HiSax: Approved with Eicon Technology Diva 2.01 PCI cards\n");
		printk(KERN_INFO "HiSax: Approved with Sedlbauer Speedfax + cards\n");
		printk(KERN_INFO "HiSax: Approved with HFC-S PCI A based cards\n");
	}
	return(0);
#endif
#if CERTIFICATION == 1
	if (output) {
		printk(KERN_INFO "HiSax: Approval certification failed because of\n");
		printk(KERN_INFO "HiSax: unauthorized source code changes\n");
	}
	return(1);
#endif
#if CERTIFICATION == 127
	if (output) {
		printk(KERN_INFO "HiSax: Approval certification not possible\n");
		printk(KERN_INFO "HiSax: because \"md5sum\" is not available\n");
	}
	return(2);
#endif
#else
	if (output) {
		printk(KERN_INFO "HiSax: Certification not verified\n");
	}
	return(3);
#endif
}