ref: 44fea0d80e7f7be8783e77303253ed40d492ce29
dir: /src/doom/deh_cheat.c/
// // Copyright(C) 2005-2014 Simon Howard // // 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. // // // Parses "Cheat" sections in dehacked files // #include <stdlib.h> #include <string.h> #include "doomtype.h" #include "deh_defs.h" #include "deh_io.h" #include "deh_main.h" #include "am_map.h" #include "st_stuff.h" typedef struct { char *name; cheatseq_t *seq; } deh_cheat_t; static deh_cheat_t allcheats[] = { {"Change music", &cheat_mus }, {"Chainsaw", &cheat_choppers }, {"God mode", &cheat_god }, {"Ammo & Keys", &cheat_ammo }, {"Ammo", &cheat_ammonokey }, {"No Clipping 1", &cheat_noclip }, {"No Clipping 2", &cheat_commercial_noclip }, {"Invincibility", &cheat_powerup[0] }, {"Berserk", &cheat_powerup[1] }, {"Invisibility", &cheat_powerup[2] }, {"Radiation Suit", &cheat_powerup[3] }, {"Auto-map", &cheat_powerup[4] }, {"Lite-Amp Goggles", &cheat_powerup[5] }, {"BEHOLD menu", &cheat_powerup[6] }, {"Level Warp", &cheat_clev }, {"Player Position", &cheat_mypos }, {"Map cheat", &cheat_amap }, }; static deh_cheat_t *FindCheatByName(char *name) { size_t i; for (i=0; i<arrlen(allcheats); ++i) { if (!strcasecmp(allcheats[i].name, name)) return &allcheats[i]; } return NULL; } static void *DEH_CheatStart(deh_context_t *context, char *line) { return NULL; } static void DEH_CheatParseLine(deh_context_t *context, char *line, void *tag) { deh_cheat_t *cheat; char *variable_name; char *value; unsigned char *unsvalue; unsigned int i; if (!DEH_ParseAssignment(line, &variable_name, &value)) { // Failed to parse DEH_Warning(context, "Failed to parse assignment"); return; } unsvalue = (unsigned char *) value; cheat = FindCheatByName(variable_name); if (cheat == NULL) { DEH_Warning(context, "Unknown cheat '%s'", variable_name); return; } // write the value into the cheat sequence i = 0; while (unsvalue[i] != 0 && unsvalue[i] != 0xff) { // If the cheat length exceeds the Vanilla limit, stop. This // does not apply if we have the limit turned off. if (!deh_allow_long_cheats && i >= cheat->seq->sequence_len) { DEH_Warning(context, "Cheat sequence longer than supported by " "Vanilla dehacked"); break; } if (deh_apply_cheats) { cheat->seq->sequence[i] = unsvalue[i]; } ++i; // Absolute limit - don't exceed if (i >= MAX_CHEAT_LEN - cheat->seq->parameter_chars) { DEH_Error(context, "Cheat sequence too long!"); return; } } if (deh_apply_cheats) { cheat->seq->sequence[i] = '\0'; } } deh_section_t deh_section_cheat = { "Cheat", NULL, DEH_CheatStart, DEH_CheatParseLine, NULL, NULL, };