Mercurial > hg > early-roguelike
view rogue5/state.c @ 237:2236ef808bcb
XRogue: fix some uses of entire structs instead of their members.
Some calls to runto() were given a pointer to the player struct instead
of to the player's coordinates. A call to death() was passed a pointer
to a monster instead of the monster's type number.
author | John "Elwin" Edwards |
---|---|
date | Tue, 08 Mar 2016 20:47:57 -0500 |
parents | 696277507a2e |
children | d08f19d529eb |
line wrap: on
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/* state.c - Portable Rogue Save State Code Copyright (C) 1999, 2000, 2005 Nicholas J. Kisseberth All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. 3. Neither the name(s) of the author(s) nor the names of other contributors may be used to endorse or promote products derived from this software without specific prior written permission. THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) AND CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR(S) OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include <stdlib.h> #include <string.h> #include <curses.h> #include <errno.h> #include "rogue.h" /************************************************************************/ /* Save State Code */ /************************************************************************/ #define RSID_STATS 0xABCD0001 #define RSID_THING 0xABCD0002 #define RSID_THING_NULL 0xDEAD0002 #define RSID_OBJECT 0xABCD0003 #define RSID_MAGICITEMS 0xABCD0004 #define RSID_KNOWS 0xABCD0005 #define RSID_GUESSES 0xABCD0006 #define RSID_OBJECTLIST 0xABCD0007 #define RSID_BAGOBJECT 0xABCD0008 #define RSID_MONSTERLIST 0xABCD0009 #define RSID_MONSTERSTATS 0xABCD000A #define RSID_MONSTERS 0xABCD000B #define RSID_TRAP 0xABCD000C #define RSID_WINDOW 0xABCD000D #define RSID_DAEMONS 0xABCD000E #define RSID_IWEAPS 0xABCD000F #define RSID_IARMOR 0xABCD0010 #define RSID_SPELLS 0xABCD0011 #define RSID_ILIST 0xABCD0012 #define RSID_HLIST 0xABCD0013 #define RSID_DEATHTYPE 0xABCD0014 #define RSID_CTYPES 0XABCD0015 #define RSID_COORDLIST 0XABCD0016 #define RSID_ROOMS 0XABCD0017 #define READSTAT (format_error || read_error ) #define WRITESTAT (write_error) static int read_error = FALSE; static int write_error = FALSE; static int format_error = FALSE; static int endian = 0x01020304; #define big_endian ( *((char *)&endian) == 0x01 ) void rs_write(FILE *savef, const void *ptr, size_t size) { encwrite(ptr, size, savef); } void rs_read(FILE *savef, void *ptr, size_t size) { encread(ptr, size, savef); } void rs_write_int(FILE *savef, int c) { char bytes[4]; char *buf = (char *) &c; if (big_endian) { bytes[3] = buf[0]; bytes[2] = buf[1]; bytes[1] = buf[2]; bytes[0] = buf[3]; buf = bytes; } rs_write(savef, buf, 4); } void rs_read_int(FILE *savef, int *i) { char bytes[4]; int input = 0; char *buf = (char *)&input; rs_read(savef, &input, 4); if (encerror()) return; if (big_endian) { bytes[3] = buf[0]; bytes[2] = buf[1]; bytes[1] = buf[2]; bytes[0] = buf[3]; buf = bytes; } *i = *((int *) buf); } void rs_write_uint(FILE *savef, unsigned int c) { char bytes[4]; char *buf = (char *) &c; if (big_endian) { bytes[3] = buf[0]; bytes[2] = buf[1]; bytes[1] = buf[2]; bytes[0] = buf[3]; buf = bytes; } rs_write(savef, buf, 4); } void rs_read_uint(FILE *savef, unsigned int *i) { char bytes[4]; int input = 0; char *buf = (char *)&input; rs_read(savef, &input, 4); if (encerror()) return; if (big_endian) { bytes[3] = buf[0]; bytes[2] = buf[1]; bytes[1] = buf[2]; bytes[0] = buf[3]; buf = bytes; } *i = *((unsigned int *) buf); } void rs_write_chars(FILE *savef, const char *c, int cnt) { rs_write_int(savef, cnt); rs_write(savef, c, cnt); } void rs_read_chars(FILE *savef, char *i, int cnt) { int value = 0; rs_read_int(savef, &value); if (!encerror() && (value != cnt)) encseterr(EILSEQ); rs_read(savef, i, cnt); } void rs_write_ints(FILE *savef, int *c, int cnt) { int n = 0; rs_write_int(savef, cnt); for(n = 0; n < cnt; n++) rs_write_int(savef,c[n]); } void rs_read_ints(FILE *savef, int *i, int cnt) { int n, value; rs_read_int(savef,&value); if (!encerror() && (value != cnt)) encseterr(EILSEQ); for(n = 0; n < cnt; n++) rs_read_int(savef, &i[n]); } void rs_write_marker(FILE *savef, int id) { rs_write_int(savef, id); } void rs_read_marker(FILE *savef, int id) { int nid; rs_read_int(savef, &nid); if (!encerror() && (id != nid)) encseterr(EILSEQ); } /******************************************************************************/ void rs_write_string(FILE *savef, const char *s) { int len = 0; len = (s == NULL) ? 0 : (int) strlen(s) + 1; rs_write_int(savef, len); rs_write_chars(savef, s, len); } void rs_read_string(FILE *savef, char *s, int max) { int len = 0; rs_read_int(savef, &len); if (!encerror() && (len > max)) encseterr(EILSEQ); rs_read_chars(savef, s, len); } void rs_read_new_string(FILE *savef, char **s) { int len=0; char *buf=0; rs_read_int(savef, &len); if (encerror()) return; if (len == 0) buf = NULL; else { buf = malloc(len); if (buf == NULL) encseterr(ENOMEM); } rs_read_chars(savef, buf, len); *s = buf; } void rs_write_string_index(FILE *savef, const char *master[], int max, const char *str) { int i; for(i = 0; i < max; i++) if (str == master[i]) { rs_write_int(savef, i); return; } rs_write_int(savef,-1); } void rs_read_string_index(FILE *savef, const char *master[], int maxindex, const char **str) { int i; rs_read_int(savef, &i); if (!encerror() && (i > maxindex)) encseterr(EILSEQ); else if (i >= 0) *str = master[i]; else *str = NULL; } void rs_write_coord(FILE *savef, coord c) { rs_write_int(savef, c.x); rs_write_int(savef, c.y); } void rs_read_coord(FILE *savef, coord *c) { coord in; rs_read_int(savef,&in.x); rs_read_int(savef,&in.y); if (!encerror()) { c->x = in.x; c->y = in.y; } } void rs_write_window(FILE *savef, WINDOW *win) { int row,col,height,width; width = getmaxx(win); height = getmaxy(win); rs_write_marker(savef,RSID_WINDOW); rs_write_int(savef,height); rs_write_int(savef,width); for(row=0;row<height;row++) for(col=0;col<width;col++) rs_write_int(savef, mvwinch(win,row,col)); } void rs_read_window(FILE *savef, WINDOW *win) { int row,col,maxlines,maxcols,value,width,height; width = getmaxx(win); height = getmaxy(win); rs_read_marker(savef, RSID_WINDOW); rs_read_int(savef, &maxlines); rs_read_int(savef, &maxcols); if (encerror()) return; for(row = 0; row < maxlines; row++) for(col = 0; col < maxcols; col++) { rs_read_int(savef, &value); if ((row < height) && (col < width)) mvwaddch(win,row,col,value); } } /******************************************************************************/ void * get_list_item(THING *l, int i) { int cnt; for(cnt = 0; l != NULL; cnt++, l = l->l_next) if (cnt == i) return(l); return(NULL); } int find_list_ptr(THING *l, void *ptr) { int cnt; for(cnt = 0; l != NULL; cnt++, l = l->l_next) if (l == ptr) return(cnt); return(-1); } int list_size(THING *l) { int cnt; for(cnt = 0; l != NULL; cnt++, l = l->l_next) ; return(cnt); } /******************************************************************************/ void rs_write_stats(FILE *savef, struct stats *s) { rs_write_marker(savef, RSID_STATS); rs_write_int(savef, s->s_str); rs_write_int(savef, s->s_exp); rs_write_int(savef, s->s_lvl); rs_write_int(savef, s->s_arm); rs_write_int(savef, s->s_hpt); rs_write_chars(savef, s->s_dmg, sizeof(s->s_dmg)); rs_write_int(savef,s->s_maxhp); } void rs_read_stats(FILE *savef, struct stats *s) { rs_read_marker(savef, RSID_STATS); rs_read_int(savef,&s->s_str); rs_read_int(savef,&s->s_exp); rs_read_int(savef,&s->s_lvl); rs_read_int(savef,&s->s_arm); rs_read_int(savef,&s->s_hpt); rs_read_chars(savef,s->s_dmg,sizeof(s->s_dmg)); rs_read_int(savef,&s->s_maxhp); } void rs_write_stone_index(FILE *savef, const STONE master[], int max, const char *str) { int i; for(i = 0; i < max; i++) if (str == master[i].st_name) { rs_write_int(savef,i); return; } rs_write_int(savef,-1); } void rs_read_stone_index(FILE *savef, const STONE master[], int maxindex, const char **str) { int i = 0; rs_read_int(savef,&i); if (!encerror() && (i > maxindex)) encseterr(EILSEQ); else if (i >= 0) *str = master[i].st_name; else *str = NULL; } void rs_write_scrolls(FILE *savef) { int i; for(i = 0; i < MAXSCROLLS; i++) rs_write_string(savef, s_names[i]); } void rs_read_scrolls(FILE *savef) { int i; for(i = 0; i < MAXSCROLLS; i++) rs_read_new_string(savef, &s_names[i]); } void rs_write_potions(FILE *savef) { int i; for(i = 0; i < MAXPOTIONS; i++) rs_write_string_index(savef, rainbow, cNCOLORS, p_colors[i]); } void rs_read_potions(FILE *savef) { int i; for(i = 0; i < MAXPOTIONS; i++) rs_read_string_index(savef, rainbow, cNCOLORS, &p_colors[i]); } void rs_write_rings(FILE *savef) { int i; for(i = 0; i < MAXRINGS; i++) rs_write_stone_index(savef, stones, cNSTONES, r_stones[i]); } void rs_read_rings(FILE *savef) { int i; for(i = 0; i < MAXRINGS; i++) rs_read_stone_index(savef, stones, cNSTONES, &r_stones[i]); } void rs_write_sticks(FILE *savef) { int i; for (i = 0; i < MAXSTICKS; i++) { if (strcmp(ws_type[i],"staff") == 0) { rs_write_int(savef,0); rs_write_string_index(savef, wood, cNWOOD, ws_made[i]); } else { rs_write_int(savef,1); rs_write_string_index(savef, metal, cNMETAL, ws_made[i]); } } } void rs_read_sticks(FILE *savef) { int i = 0, list = 0; for(i = 0; i < MAXSTICKS; i++) { rs_read_int(savef,&list); if (list == 0) { rs_read_string_index(savef, wood, cNWOOD, &ws_made[i]); ws_type[i] = "staff"; } else { rs_read_string_index(savef, metal, cNMETAL, &ws_made[i]); ws_type[i] = "wand"; } } } void rs_write_daemons(FILE *savef, struct delayed_action *dlist, int cnt) { int i = 0; int func = 0; rs_write_marker(savef, RSID_DAEMONS); rs_write_int(savef, cnt); for(i = 0; i < cnt; i++) { if (dlist[i].d_func == rollwand) func = 1; else if (dlist[i].d_func == doctor) func = 2; else if (dlist[i].d_func == stomach) func = 3; else if (dlist[i].d_func == runners) func = 4; else if (dlist[i].d_func == swander) func = 5; else if (dlist[i].d_func == nohaste) func = 6; else if (dlist[i].d_func == unconfuse) func = 7; else if (dlist[i].d_func == unsee) func = 8; else if (dlist[i].d_func == sight) func = 9; else if (dlist[i].d_func == turn_see_off) func = 10; else if (dlist[i].d_func == NULL) func = 0; else func = -1; rs_write_int(savef, dlist[i].d_type); rs_write_int(savef, func); rs_write_int(savef, dlist[i].d_arg); rs_write_int(savef, dlist[i].d_time); } } void rs_read_daemons(FILE *savef, struct delayed_action *dlist, int cnt) { int i = 0; int func = 0; int value = 0; rs_read_marker(savef, RSID_DAEMONS); rs_read_int(savef, &value); if (!encerror() && (value > cnt)) { encseterr(EILSEQ); return; } for(i=0; i < cnt; i++) { func = 0; rs_read_int(savef, &dlist[i].d_type); rs_read_int(savef, &func); rs_read_int(savef, &dlist[i].d_arg); rs_read_int(savef, &dlist[i].d_time); if (encerror()) return; switch(func) { case 1: dlist[i].d_func = rollwand; break; case 2: dlist[i].d_func = doctor; break; case 3: dlist[i].d_func = stomach; break; case 4: dlist[i].d_func = runners; break; case 5: dlist[i].d_func = swander; break; case 6: dlist[i].d_func = nohaste; break; case 7: dlist[i].d_func = unconfuse; break; case 8: dlist[i].d_func = unsee; break; case 9: dlist[i].d_func = sight; break; case 10: dlist[i].d_func = turn_see_off; break; default:dlist[i].d_func = NULL; break; } if (dlist[i].d_func == NULL) { dlist[i].d_type = 0; dlist[i].d_arg = 0; dlist[i].d_time = 0; } } } void rs_write_obj_info(FILE *savef, struct obj_info *i, int cnt) { int n; rs_write_marker(savef, RSID_MAGICITEMS); rs_write_int(savef, cnt); for(n = 0; n < cnt; n++) { /* oi_name is constant, defined at compile time in all cases */ rs_write_int(savef,i[n].oi_prob); rs_write_int(savef,i[n].oi_worth); rs_write_string(savef,i[n].oi_guess); rs_write_int(savef,i[n].oi_know); } } void rs_read_obj_info(FILE *savef, struct obj_info *mi, int cnt) { int n; int value; rs_read_marker(savef, RSID_MAGICITEMS); rs_read_int(savef, &value); if (!encerror() && (value > cnt)) { encseterr(EILSEQ); return; } for(n = 0; n < value; n++) { /* mi_name is const, defined at compile time in all cases */ rs_read_int(savef,&mi[n].oi_prob); rs_read_int(savef,&mi[n].oi_worth); rs_read_new_string(savef,&mi[n].oi_guess); rs_read_int(savef,&mi[n].oi_know); } } void rs_write_room(FILE *savef, struct room *r) { rs_write_coord(savef, r->r_pos); rs_write_coord(savef, r->r_max); rs_write_coord(savef, r->r_gold); rs_write_int(savef, r->r_goldval); rs_write_int(savef, r->r_flags); rs_write_int(savef, r->r_nexits); rs_write_coord(savef, r->r_exit[0]); rs_write_coord(savef, r->r_exit[1]); rs_write_coord(savef, r->r_exit[2]); rs_write_coord(savef, r->r_exit[3]); rs_write_coord(savef, r->r_exit[4]); rs_write_coord(savef, r->r_exit[5]); rs_write_coord(savef, r->r_exit[6]); rs_write_coord(savef, r->r_exit[7]); rs_write_coord(savef, r->r_exit[8]); rs_write_coord(savef, r->r_exit[9]); rs_write_coord(savef, r->r_exit[10]); rs_write_coord(savef, r->r_exit[11]); } void rs_read_room(FILE *savef, struct room *r) { rs_read_coord(savef,&r->r_pos); rs_read_coord(savef,&r->r_max); rs_read_coord(savef,&r->r_gold); rs_read_int(savef,&r->r_goldval); rs_read_int(savef,&r->r_flags); rs_read_int(savef,&r->r_nexits); rs_read_coord(savef,&r->r_exit[0]); rs_read_coord(savef,&r->r_exit[1]); rs_read_coord(savef,&r->r_exit[2]); rs_read_coord(savef,&r->r_exit[3]); rs_read_coord(savef,&r->r_exit[4]); rs_read_coord(savef,&r->r_exit[5]); rs_read_coord(savef,&r->r_exit[6]); rs_read_coord(savef,&r->r_exit[7]); rs_read_coord(savef,&r->r_exit[8]); rs_read_coord(savef,&r->r_exit[9]); rs_read_coord(savef,&r->r_exit[10]); rs_read_coord(savef,&r->r_exit[11]); } void rs_write_rooms(FILE *savef, struct room r[], int cnt) { int n = 0; rs_write_int(savef, cnt); for(n = 0; n < cnt; n++) rs_write_room(savef, &r[n]); } void rs_read_rooms(FILE *savef, struct room *r, int cnt) { int value = 0, n = 0; rs_read_int(savef,&value); if (!encerror() && (value > cnt)) encseterr(EILSEQ); else for(n = 0; n < value; n++) rs_read_room(savef,&r[n]); } void rs_write_room_reference(FILE *savef, struct room *rp) { int i, room = -1; for (i = 0; i < MAXROOMS; i++) if (&rooms[i] == rp) room = i; rs_write_int(savef, room); } void rs_read_room_reference(FILE *savef, struct room **rp) { int i; rs_read_int(savef, &i); if (!encerror()) { if (i >= 0 && i < MAXROOMS) *rp = &rooms[i]; else *rp = NULL; } } void rs_write_monsters(FILE *savef, struct monster *m, int cnt) { int n; rs_write_marker(savef, RSID_MONSTERS); rs_write_int(savef, cnt); for(n=0;n<cnt;n++) rs_write_stats(savef, &m[n].m_stats); } void rs_read_monsters(FILE *savef, struct monster *m, int cnt) { int value = 0, n = 0; rs_read_marker(savef, RSID_MONSTERS); rs_read_int(savef, &value); if (!encerror() && (value != cnt)) encseterr(EILSEQ); else for(n = 0; n < cnt; n++) rs_read_stats(savef, &m[n].m_stats); } void rs_write_object(FILE *savef, THING *o) { rs_write_marker(savef, RSID_OBJECT); rs_write_int(savef, o->_o._o_type); rs_write_coord(savef, o->_o._o_pos); rs_write_int(savef, o->_o._o_launch); rs_write_int(savef, o->_o._o_packch); rs_write_chars(savef, o->_o._o_damage, sizeof(o->_o._o_damage)); rs_write_chars(savef, o->_o._o_hurldmg, sizeof(o->_o._o_hurldmg)); rs_write_int(savef, o->_o._o_count); rs_write_int(savef, o->_o._o_which); rs_write_int(savef, o->_o._o_hplus); rs_write_int(savef, o->_o._o_dplus); rs_write_int(savef, o->_o._o_arm); rs_write_int(savef, o->_o._o_flags); rs_write_int(savef, o->_o._o_group); rs_write_string(savef, o->_o._o_label); } void rs_read_object(FILE *savef, THING *o) { rs_read_marker(savef, RSID_OBJECT); rs_read_int(savef, &o->_o._o_type); rs_read_coord(savef, &o->_o._o_pos); rs_read_int(savef, &o->_o._o_launch); rs_read_int(savef, &o->_o._o_packch); rs_read_chars(savef, o->_o._o_damage, sizeof(o->_o._o_damage)); rs_read_chars(savef, o->_o._o_hurldmg, sizeof(o->_o._o_hurldmg)); rs_read_int(savef, &o->_o._o_count); rs_read_int(savef, &o->_o._o_which); rs_read_int(savef, &o->_o._o_hplus); rs_read_int(savef, &o->_o._o_dplus); rs_read_int(savef, &o->_o._o_arm); rs_read_int(savef, &o->_o._o_flags); rs_read_int(savef, &o->_o._o_group); rs_read_new_string(savef, &o->_o._o_label); } void rs_write_object_list(FILE *savef, THING *l) { rs_write_marker(savef, RSID_OBJECTLIST); rs_write_int(savef, list_size(l)); for( ;l != NULL; l = l->l_next) rs_write_object(savef, l); } void rs_read_object_list(FILE *savef, THING **list) { int i, cnt; THING *l = NULL, *previous = NULL, *head = NULL; rs_read_marker(savef, RSID_OBJECTLIST); rs_read_int(savef, &cnt); if (encerror()) return; for (i = 0; i < cnt; i++) { l = new_item(); l->l_prev = previous; if (previous != NULL) previous->l_next = l; rs_read_object(savef,l); if (previous == NULL) head = l;