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56eb7842b4
since it was deleted on exit.
442 lines
11 KiB
C
442 lines
11 KiB
C
/*
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* Copyright (c) 1988, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Timothy C. Stoehr.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef lint
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static char sccsid[] = "@(#)save.c 8.1 (Berkeley) 5/31/93";
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#endif /* not lint */
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/*
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* save.c
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*
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* This source herein may be modified and/or distributed by anybody who
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* so desires, with the following restrictions:
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* 1.) No portion of this notice shall be removed.
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* 2.) Credit shall not be taken for the creation of this source.
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* 3.) This code is not to be traded, sold, or used for personal
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* gain or profit.
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*
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*/
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#include <stdio.h>
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#include "rogue.h"
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short write_failed = 0;
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char *save_file = (char *) 0;
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static char save_name[80];
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extern boolean detect_monster;
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extern short cur_level, max_level;
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extern char hunger_str[];
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extern char login_name[];
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extern short party_room;
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extern short foods;
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extern boolean is_wood[];
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extern short cur_room;
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extern boolean being_held;
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extern short bear_trap;
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extern short halluc;
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extern short blind;
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extern short confused;
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extern short levitate;
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extern short haste_self;
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extern boolean see_invisible;
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extern boolean detect_monster;
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extern boolean wizard;
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extern boolean score_only;
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extern short m_moves;
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extern boolean msg_cleared;
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save_game()
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{
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char fname[64];
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if (!get_input_line("file name?", save_file, fname, "game not saved",
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0, 1)) {
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return;
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}
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check_message();
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message(fname, 0);
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save_into_file(fname);
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}
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save_into_file(sfile)
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char *sfile;
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{
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FILE *fp;
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int file_id;
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char name_buffer[80];
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char *hptr;
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struct rogue_time rt_buf;
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if (sfile[0] == '~') {
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if (hptr = md_getenv("HOME")) {
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(void) strcpy(name_buffer, hptr);
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(void) strcat(name_buffer, sfile+1);
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sfile = name_buffer;
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}
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}
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/* revoke */
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setgid(getgid());
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if ( ((fp = fopen(sfile, "w")) == NULL) ||
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((file_id = md_get_file_id(sfile)) == -1)) {
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message("problem accessing the save file", 0);
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return;
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}
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md_ignore_signals();
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write_failed = 0;
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(void) xxx(1);
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r_write(fp, (char *) &detect_monster, sizeof(detect_monster));
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r_write(fp, (char *) &cur_level, sizeof(cur_level));
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r_write(fp, (char *) &max_level, sizeof(max_level));
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write_string(hunger_str, fp);
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write_string(login_name, fp);
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r_write(fp, (char *) &party_room, sizeof(party_room));
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write_pack(&level_monsters, fp);
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write_pack(&level_objects, fp);
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r_write(fp, (char *) &file_id, sizeof(file_id));
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rw_dungeon(fp, 1);
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r_write(fp, (char *) &foods, sizeof(foods));
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r_write(fp, (char *) &rogue, sizeof(fighter));
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write_pack(&rogue.pack, fp);
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rw_id(id_potions, fp, POTIONS, 1);
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rw_id(id_scrolls, fp, SCROLS, 1);
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rw_id(id_wands, fp, WANDS, 1);
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rw_id(id_rings, fp, RINGS, 1);
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r_write(fp, (char *) traps, (MAX_TRAPS * sizeof(trap)));
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r_write(fp, (char *) is_wood, (WANDS * sizeof(boolean)));
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r_write(fp, (char *) &cur_room, sizeof(cur_room));
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rw_rooms(fp, 1);
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r_write(fp, (char *) &being_held, sizeof(being_held));
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r_write(fp, (char *) &bear_trap, sizeof(bear_trap));
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r_write(fp, (char *) &halluc, sizeof(halluc));
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r_write(fp, (char *) &blind, sizeof(blind));
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r_write(fp, (char *) &confused, sizeof(confused));
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r_write(fp, (char *) &levitate, sizeof(levitate));
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r_write(fp, (char *) &haste_self, sizeof(haste_self));
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r_write(fp, (char *) &see_invisible, sizeof(see_invisible));
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r_write(fp, (char *) &detect_monster, sizeof(detect_monster));
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r_write(fp, (char *) &wizard, sizeof(wizard));
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r_write(fp, (char *) &score_only, sizeof(score_only));
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r_write(fp, (char *) &m_moves, sizeof(m_moves));
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md_gct(&rt_buf);
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rt_buf.second += 10; /* allow for some processing time */
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r_write(fp, (char *) &rt_buf, sizeof(rt_buf));
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fclose(fp);
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if (write_failed) {
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(void) md_df(sfile); /* delete file */
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} else {
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if (strcmp(sfile, save_name) == 0)
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save_name[0] = 0;
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clean_up("");
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}
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}
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static del_save_file()
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{
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if (!save_name[0])
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return;
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/* revoke */
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setgid(getgid());
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md_df(save_name);
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}
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restore(fname)
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char *fname;
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{
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FILE *fp;
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struct rogue_time saved_time, mod_time;
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char buf[4];
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char tbuf[40];
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int new_file_id, saved_file_id;
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if ( ((new_file_id = md_get_file_id(fname)) == -1) ||
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((fp = fopen(fname, "r")) == NULL)) {
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clean_up("cannot open file");
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}
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if (md_link_count(fname) > 1) {
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clean_up("file has link");
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}
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(void) xxx(1);
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r_read(fp, (char *) &detect_monster, sizeof(detect_monster));
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r_read(fp, (char *) &cur_level, sizeof(cur_level));
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r_read(fp, (char *) &max_level, sizeof(max_level));
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read_string(hunger_str, fp);
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(void) strcpy(tbuf, login_name);
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read_string(login_name, fp);
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if (strcmp(tbuf, login_name)) {
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clean_up("you're not the original player");
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}
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r_read(fp, (char *) &party_room, sizeof(party_room));
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read_pack(&level_monsters, fp, 0);
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read_pack(&level_objects, fp, 0);
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r_read(fp, (char *) &saved_file_id, sizeof(saved_file_id));
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if (new_file_id != saved_file_id) {
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clean_up("sorry, saved game is not in the same file");
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}
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rw_dungeon(fp, 0);
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r_read(fp, (char *) &foods, sizeof(foods));
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r_read(fp, (char *) &rogue, sizeof(fighter));
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read_pack(&rogue.pack, fp, 1);
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rw_id(id_potions, fp, POTIONS, 0);
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rw_id(id_scrolls, fp, SCROLS, 0);
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rw_id(id_wands, fp, WANDS, 0);
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rw_id(id_rings, fp, RINGS, 0);
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r_read(fp, (char *) traps, (MAX_TRAPS * sizeof(trap)));
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r_read(fp, (char *) is_wood, (WANDS * sizeof(boolean)));
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r_read(fp, (char *) &cur_room, sizeof(cur_room));
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rw_rooms(fp, 0);
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r_read(fp, (char *) &being_held, sizeof(being_held));
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r_read(fp, (char *) &bear_trap, sizeof(bear_trap));
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r_read(fp, (char *) &halluc, sizeof(halluc));
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r_read(fp, (char *) &blind, sizeof(blind));
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r_read(fp, (char *) &confused, sizeof(confused));
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r_read(fp, (char *) &levitate, sizeof(levitate));
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r_read(fp, (char *) &haste_self, sizeof(haste_self));
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r_read(fp, (char *) &see_invisible, sizeof(see_invisible));
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r_read(fp, (char *) &detect_monster, sizeof(detect_monster));
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r_read(fp, (char *) &wizard, sizeof(wizard));
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r_read(fp, (char *) &score_only, sizeof(score_only));
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r_read(fp, (char *) &m_moves, sizeof(m_moves));
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r_read(fp, (char *) &saved_time, sizeof(saved_time));
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if (fread(buf, sizeof(char), 1, fp) > 0) {
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clear();
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clean_up("extra characters in file");
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}
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md_gfmt(fname, &mod_time); /* get file modification time */
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if (has_been_touched(&saved_time, &mod_time)) {
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clear();
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clean_up("sorry, file has been touched");
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}
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if ((!wizard)) {
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strcpy(save_name, fname);
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atexit(del_save_file);
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}
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msg_cleared = 0;
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ring_stats(0);
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fclose(fp);
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}
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write_pack(pack, fp)
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object *pack;
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FILE *fp;
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{
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object t;
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while (pack = pack->next_object) {
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r_write(fp, (char *) pack, sizeof(object));
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}
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t.ichar = t.what_is = 0;
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r_write(fp, (char *) &t, sizeof(object));
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}
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read_pack(pack, fp, is_rogue)
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object *pack;
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FILE *fp;
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boolean is_rogue;
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{
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object read_obj, *new_obj;
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for (;;) {
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r_read(fp, (char *) &read_obj, sizeof(object));
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if (read_obj.ichar == 0) {
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pack->next_object = (object *) 0;
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break;
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}
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new_obj = alloc_object();
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*new_obj = read_obj;
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if (is_rogue) {
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if (new_obj->in_use_flags & BEING_WORN) {
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do_wear(new_obj);
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} else if (new_obj->in_use_flags & BEING_WIELDED) {
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do_wield(new_obj);
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} else if (new_obj->in_use_flags & (ON_EITHER_HAND)) {
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do_put_on(new_obj,
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((new_obj->in_use_flags & ON_LEFT_HAND) ? 1 : 0));
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}
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}
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pack->next_object = new_obj;
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pack = new_obj;
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}
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}
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rw_dungeon(fp, rw)
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FILE *fp;
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boolean rw;
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{
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short i, j;
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char buf[DCOLS];
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for (i = 0; i < DROWS; i++) {
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if (rw) {
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r_write(fp, (char *) dungeon[i], (DCOLS * sizeof(dungeon[0][0])));
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for (j = 0; j < DCOLS; j++) {
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buf[j] = mvinch(i, j);
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}
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r_write(fp, buf, DCOLS);
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} else {
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r_read(fp, (char *) dungeon[i], (DCOLS * sizeof(dungeon[0][0])));
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r_read(fp, buf, DCOLS);
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for (j = 0; j < DCOLS; j++) {
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mvaddch(i, j, buf[j]);
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}
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}
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}
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}
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rw_id(id_table, fp, n, wr)
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struct id id_table[];
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FILE *fp;
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int n;
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boolean wr;
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{
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short i;
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for (i = 0; i < n; i++) {
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if (wr) {
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r_write(fp, (char *) &(id_table[i].value), sizeof(short));
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r_write(fp, (char *) &(id_table[i].id_status),
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sizeof(unsigned short));
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write_string(id_table[i].title, fp);
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} else {
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r_read(fp, (char *) &(id_table[i].value), sizeof(short));
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r_read(fp, (char *) &(id_table[i].id_status),
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sizeof(unsigned short));
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read_string(id_table[i].title, fp);
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}
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}
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}
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write_string(s, fp)
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char *s;
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FILE *fp;
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{
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short n;
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n = strlen(s) + 1;
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xxxx(s, n);
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r_write(fp, (char *) &n, sizeof(short));
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r_write(fp, s, n);
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}
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read_string(s, fp)
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char *s;
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FILE *fp;
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{
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short n;
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r_read(fp, (char *) &n, sizeof(short));
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r_read(fp, s, n);
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xxxx(s, n);
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}
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rw_rooms(fp, rw)
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FILE *fp;
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boolean rw;
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{
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short i;
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for (i = 0; i < MAXROOMS; i++) {
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rw ? r_write(fp, (char *) (rooms + i), sizeof(room)) :
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r_read(fp, (char *) (rooms + i), sizeof(room));
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}
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}
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r_read(fp, buf, n)
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FILE *fp;
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char *buf;
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int n;
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{
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if (fread(buf, sizeof(char), n, fp) != n) {
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clean_up("read() failed, don't know why");
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}
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}
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r_write(fp, buf, n)
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FILE *fp;
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char *buf;
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int n;
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{
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if (!write_failed) {
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if (fwrite(buf, sizeof(char), n, fp) != n) {
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message("write() failed, don't know why", 0);
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sound_bell();
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write_failed = 1;
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}
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}
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}
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boolean
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has_been_touched(saved_time, mod_time)
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struct rogue_time *saved_time, *mod_time;
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{
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if (saved_time->year < mod_time->year) {
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return(1);
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} else if (saved_time->year > mod_time->year) {
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return(0);
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}
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if (saved_time->month < mod_time->month) {
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return(1);
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} else if (saved_time->month > mod_time->month) {
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return(0);
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}
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if (saved_time->day < mod_time->day) {
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return(1);
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} else if (saved_time->day > mod_time->day) {
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return(0);
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}
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if (saved_time->hour < mod_time->hour) {
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return(1);
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} else if (saved_time->hour > mod_time->hour) {
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return(0);
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}
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if (saved_time->minute < mod_time->minute) {
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return(1);
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} else if (saved_time->minute > mod_time->minute) {
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return(0);
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}
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if (saved_time->second < mod_time->second) {
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return(1);
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}
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return(0);
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}
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