350 lines
7.7 KiB
C
350 lines
7.7 KiB
C
/*****************************************************************************
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*
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* $Id$
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* Purpose ...............: Setup Safecracker Data
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*
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*****************************************************************************
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* Copyright (C) 1997-2002
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*
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* Michiel Broek FIDO: 2:280/2802
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* Beekmansbos 10
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* 1971 BV IJmuiden
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* the Netherlands
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*
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* This file is part of MBSE safe.
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*
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* This safe is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2, or (at your option) any
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* later version.
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*
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* MB safe is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with MB safe; see the file COPYING. If not, write to the Free
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* Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
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*****************************************************************************/
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#include "../config.h"
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#include "../lib/libs.h"
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#include "../lib/memwatch.h"
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#include "../lib/structs.h"
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#include "../lib/users.h"
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#include "../lib/records.h"
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#include "../lib/common.h"
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#include "../lib/clcomm.h"
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#include "screen.h"
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#include "mutil.h"
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#include "ledit.h"
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#include "m_global.h"
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#include "m_safe.h"
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int SafeUpdated = 0;
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/*
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* Count nr of safecracker records in the database.
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* Creates the database if it doesn't exist.
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*/
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int CountSafe(void)
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{
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FILE *fil;
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char ffile[PATH_MAX];
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int count;
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sprintf(ffile, "%s/etc/safe.data", getenv("MBSE_ROOT"));
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if ((fil = fopen(ffile, "r")) == NULL) {
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if ((fil = fopen(ffile, "a+")) != NULL) {
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Syslog('+', "created new %s", ffile);
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safehdr.hdrsize = sizeof(safehdr);
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safehdr.recsize = sizeof(safe);
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fwrite(&safehdr, sizeof(safehdr), 1, fil);
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fclose(fil);
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chmod(ffile, 0660);
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return 0;
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} else
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return -1;
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}
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count = 0;
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fread(&safehdr, sizeof(safehdr), 1, fil);
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while (fread(&safe, safehdr.recsize, 1, fil) == 1) {
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count++;
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}
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fclose(fil);
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return count;
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}
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/*
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* Open database for editing. The datafile is copied, if the format
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* is changed it will be converted on the fly. All editing must be
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* done on the copied file.
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*/
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int OpenSafe(void);
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int OpenSafe(void)
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{
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FILE *fin, *fout;
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char fnin[PATH_MAX], fnout[PATH_MAX];
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long oldsize;
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sprintf(fnin, "%s/etc/safe.data", getenv("MBSE_ROOT"));
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sprintf(fnout, "%s/etc/safe.temp", getenv("MBSE_ROOT"));
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if ((fin = fopen(fnin, "r")) != NULL) {
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if ((fout = fopen(fnout, "w")) != NULL) {
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fread(&safehdr, sizeof(safehdr), 1, fin);
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/*
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* In case we are automaic upgrading the data format
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* we save the old format. If it is changed, the
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* database must always be updated.
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*/
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oldsize = safehdr.recsize;
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if (oldsize != sizeof(safe)) {
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SafeUpdated = 1;
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Syslog('+', "Upgraded %s, format changed", fnin);
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} else
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SafeUpdated = 0;
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safehdr.hdrsize = sizeof(safehdr);
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safehdr.recsize = sizeof(safe);
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fwrite(&safehdr, sizeof(safehdr), 1, fout);
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/*
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* The datarecord is filled with zero's before each
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* read, so if the format changed, the new fields
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* will be empty.
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*/
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memset(&safe, 0, sizeof(safe));
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while (fread(&safe, oldsize, 1, fin) == 1) {
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fwrite(&safe, sizeof(safe), 1, fout);
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memset(&safe, 0, sizeof(safe));
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}
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fclose(fin);
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fclose(fout);
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return 0;
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} else
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return -1;
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}
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return -1;
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}
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void CloseSafe(int);
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void CloseSafe(int force)
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{
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char fin[PATH_MAX], fout[PATH_MAX];
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sprintf(fin, "%s/etc/safe.data", getenv("MBSE_ROOT"));
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sprintf(fout,"%s/etc/safe.temp", getenv("MBSE_ROOT"));
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if (SafeUpdated == 1) {
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if (force || (yes_no((char *)"Database is changed, save changes") == 1)) {
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working(1, 0, 0);
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if ((rename(fout, fin)) == 0)
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unlink(fout);
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chmod(fin, 0660);
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Syslog('+', "Updated \"safe.data\"");
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return;
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}
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}
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chmod(fin, 0660);
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working(1, 0, 0);
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unlink(fout);
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}
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/*
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* Edit one record, return -1 if there are errors, 0 if ok.
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*/
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int EditSafeRec(int Area)
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{
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FILE *fil;
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char mfile[PATH_MAX];
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long offset;
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int j, Open;
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unsigned long crc, crc1;
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clr_index();
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working(1, 0, 0);
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IsDoing("Edit Safe");
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sprintf(mfile, "%s/etc/safe.temp", getenv("MBSE_ROOT"));
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if ((fil = fopen(mfile, "r")) == NULL) {
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working(2, 0, 0);
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return -1;
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}
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offset = sizeof(safehdr) + ((Area -1) * sizeof(safe));
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if (fseek(fil, offset, 0) != 0) {
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working(2, 0, 0);
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return -1;
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}
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fread(&safe, sizeof(safe), 1, fil);
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fclose(fil);
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crc = 0xffffffff;
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crc = upd_crc32((char *)&safe, crc, sizeof(safe));
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working(0, 0, 0);
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set_color(WHITE, BLACK);
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mvprintw( 5, 5, "8.8 EDIT safe");
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set_color(CYAN, BLACK);
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mvprintw( 7, 5, "1. Name");
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mvprintw( 8, 5, "2. Date");
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mvprintw( 9, 5, "3. Tries");
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mvprintw(10, 5, "4. Opended");
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for (;;) {
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set_color(WHITE, BLACK);
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show_str( 7,17,35, safe.Name);
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show_str( 8,17,10, safe.Date);
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show_int( 9,17, safe.Trys);
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show_bool(10,17, safe.Opened);
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j = select_menu(4);
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switch(j) {
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case 0: crc1 = 0xffffffff;
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crc1 = upd_crc32((char *)&safe, crc1, sizeof(safe));
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if (crc != crc1) {
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if (yes_no((char *)"Record is changed, save") == 1) {
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working(1, 0, 0);
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if ((fil = fopen(mfile, "r+")) == NULL) {
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working(2, 0, 0);
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return -1;
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}
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fseek(fil, offset, 0);
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fwrite(&safe, sizeof(safe), 1, fil);
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fclose(fil);
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SafeUpdated = 1;
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working(1, 0, 0);
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working(0, 0, 0);
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}
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}
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IsDoing("Browsing Menu");
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return 0;
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case 1: E_STR( 7,17,35, safe.Name, "The Safecrackers ^Username^")
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case 2: E_STR( 8,17,10, safe.Date, "The ^last date^ attempt to open the safe (DD-MM-YYYY)")
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case 3: E_INT( 9,17, safe.Trys, "The ^number of tries^ for today to open the safe")
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case 4: Open = edit_bool(10,17, safe.Opened, (char *)"Set or reset the safe ^cracked^ status");
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if (safe.Opened && !Open) {
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safe.Opened = FALSE;
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safe.Trys = 0;
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}
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break;
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}
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}
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return 0;
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}
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void EditSafe(void)
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{
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int records, i, x, y, o;
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char pick[12];
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FILE *fil;
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char temp[PATH_MAX];
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long offset;
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clr_index();
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working(1, 0, 0);
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IsDoing("Browsing Menu");
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if (config_read() == -1) {
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working(2, 0, 0);
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return;
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}
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records = CountSafe();
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if (records == -1) {
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working(2, 0, 0);
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return;
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}
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if (OpenSafe() == -1) {
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working(2, 0, 0);
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return;
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}
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working(0, 0, 0);
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o = 0;
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for (;;) {
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clr_index();
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set_color(WHITE, BLACK);
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mvprintw( 5, 5, "8.8 SAFE CRACKER SETUP");
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set_color(CYAN, BLACK);
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if (records != 0) {
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sprintf(temp, "%s/etc/safe.temp", getenv("MBSE_ROOT"));
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working(1, 0, 0);
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if ((fil = fopen(temp, "r")) != NULL) {
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fread(&safehdr, sizeof(safehdr), 1, fil);
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x = 2;
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y = 7;
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set_color(CYAN, BLACK);
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for (i = 1; i <= 20; i++) {
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if (i == 11) {
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x = 42;
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y = 7;
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}
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if ((o + i) <= records) {
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offset = sizeof(safehdr) + (((o + i) - 1) * safehdr.recsize);
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fseek(fil, offset, 0);
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fread(&safe, safehdr.recsize, 1, fil);
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if (safe.Opened)
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set_color(LIGHTRED, BLACK);
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else
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set_color(CYAN, BLACK);
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sprintf(temp, "%3d. %-32s", o + i, safe.Name);
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temp[38] = '\0';
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mvprintw(y, x, temp);
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y++;
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}
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}
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fclose(fil);
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}
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}
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working(0, 0, 0);
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strcpy(pick, select_pick(records,20));
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if (strncmp(pick, "-", 1) == 0) {
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CloseSafe(FALSE);
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return;
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}
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if (strncmp(pick, "N", 1) == 0)
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if ((o + 20) < records)
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o = o + 20;
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if (strncmp(pick, "P", 1) == 0)
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if ((o - 20) >= 0)
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o = o - 20;
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if ((atoi(pick) >= 1) && (atoi(pick) <= records)) {
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EditSafeRec(atoi(pick));
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o = ((atoi(pick) - 1) / 20) * 20;
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}
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}
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}
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void InitSafe(void)
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{
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CountSafe();
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OpenSafe();
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CloseSafe(TRUE);
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}
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