introspection.c

来自「一个免费的SMART CARD OS系统。」· C语言 代码 · 共 103 行

/* ============================================================================
   Project Name : jayaCard
   Module Name  : proto/bios/simu/introspection.c
   Version : $Id: introspection.c,v 1.5 2004/04/23 20:29:15 dgil Exp $

	Description: a module for introspection of the BIOS/COS

    The Original Code is jayaCard code.

    The Initial Developer of the Original Code is Gilles Dumortier.

	Portions created by the Initial Developer are Copyright (C) 2002-2004 the
    Initial Developer. All Rights Reserved.

    Contributor(s):

    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; see http://www.gnu.org/licenses/gpl.html

   History Rev	Description
   020203 dgil	wrote it from scratch
   050303 dgil	Move it to bios/simu
   ============================================================================
*/

#include "precomp.h"

/* ============================================================================
	Local Globals
   ========================================================================= */

jbyte	gPrevEEPROM[SIMU_EEPROM_SIZE];

jbool	gbFirstIntro = jtrue;

/* ============================================================================
	introspection()

	eeprom:
		compare new content vs previous content
		update content for next introspection
   ========================================================================= */

void introspection(void)
{
    if (LOG_ISENABLED("INTROSPECTION")) {
        jint32  n;
        jbool   bnewline;
        jbool   bintros;

        bintros = jfalse;

        /* first introspection : make the initial image */
        if (gbFirstIntro==jfalse) {

            /* introspection of EEPROM */
            bnewline = jtrue;
            for (n=0; n<SIMU_EEPROM_SIZE;n++) {
                if (gPrevEEPROM[n] != gEEPROM[n]) {
                    if (!bintros) {
                        printf("\nIntrospection >>>");
                        bintros = jtrue;
                    }
                    if (bnewline) printf("\n0x%.6lX: ",n);
                    bnewline = jfalse;
                    #if defined(JAYACFG_EEPROM_INVERSED)
                    printf("%.2X<%.2X ",LOBYTE(~gPrevEEPROM[n]),LOBYTE(~gEEPROM[n]));
                    #else
                    printf("%.2X<%.2X ",gPrevEEPROM[n],gEEPROM[n]);
                    #endif
                }

                if (gPrevEEPROM[n] == gEEPROM[n]) {
                    bnewline = jtrue;
                }
            }

        }

        /* introspection : make the image */
        memcpy(gPrevEEPROM,gEEPROM,sizeof(gEEPROM));
        gbFirstIntro = jfalse;

        if (bintros) {
            printf(" <<<\n");
        }
    }
}

/* =========================================================================
	That's all folks !
   ========================================================================= */