diff options
| -rw-r--r-- | frontend/main.c | 115 | ||||
| -rw-r--r-- | frontend/main.h | 2 | ||||
| -rw-r--r-- | frontend/menu.c | 96 | ||||
| -rw-r--r-- | libpcsxcore/cheat.c | 4 | ||||
| -rw-r--r-- | libpcsxcore/cheat.h | 3 | ||||
| -rw-r--r-- | maemo/main.c | 1 | ||||
| -rw-r--r-- | readme.txt | 11 |
7 files changed, 225 insertions, 7 deletions
diff --git a/frontend/main.c b/frontend/main.c index d6f4cd1..9d3cc33 100644 --- a/frontend/main.c +++ b/frontend/main.c @@ -22,6 +22,7 @@ #include "menu.h" #include "plat.h" #include "../libpcsxcore/misc.h" +#include "../libpcsxcore/cheat.h" #include "../libpcsxcore/new_dynarec/new_dynarec.h" #include "../plugins/cdrcimg/cdrcimg.h" #include "common/plat.h" @@ -265,6 +266,119 @@ do_state_slot: printf("* %s\n", hud_msg); } +static int cdidcmp(const char *id1, const char *id2) +{ + while (*id1 != 0 && *id2 != 0) { + if (*id1 == '_') { id1++; continue; } + if (*id2 == '_') { id2++; continue; } + if (*id1 != *id2) + break; + id1++; + id2++; + } + + return *id1 - *id2; +} + +static void parse_cwcheat(void) +{ + char line[256], buf[64], name[64], *p; + int newcheat = 1; + u32 a, v; + FILE *f; + + f = fopen("cheatpops.db", "r"); + if (f == NULL) + return; + + /* find the game */ + while (fgets(line, sizeof(line), f)) { + if (sscanf(line, "_S %63s", buf) != 1) + continue; + if (cdidcmp(buf, CdromId) == 0) + break; + } + + if (feof(f)) + goto out; + + printf("cwcheat section found for %s\n", CdromId); + while (fgets(line, sizeof(line), f)) + { + p = line + strlen(line); + for (p--; p >= line && (*p == '\r' || *p == '\n' || *p == ' '); p--) + *p = 0; + if (*p == 0 || *p == '#' || *p == ';') + continue; + + if (strncmp(line, "_S", 2) == 0) + break; + if (strncmp(line, "_G", 2) == 0) { + printf(" cwcheat game name: '%s'\n", line + 3); + continue; + } + if (strncmp(line, "_C0", 3) == 0) { + if (!newcheat && Cheats[NumCheats - 1].n == 0) { + printf("cheat '%s' failed to parse\n", name); + free(Cheats[NumCheats - 1].Descr); + NumCheats--; + } + snprintf(name, sizeof(name), "%s", line + 4); + newcheat = 1; + continue; + } + if (sscanf(line, "_L %x %x", &a, &v) != 2) { + printf("line failed to parse: '%s'\n", line); + continue; + } + + if (newcheat) { + if (NumCheats >= NumCheatsAllocated) { + NumCheatsAllocated += 16; + Cheats = realloc(Cheats, sizeof(Cheat) * + NumCheatsAllocated); + if (Cheats == NULL) + break; + } + Cheats[NumCheats].Descr = strdup(name); + Cheats[NumCheats].Enabled = 0; + Cheats[NumCheats].First = NumCodes; + Cheats[NumCheats].n = 0; + NumCheats++; + newcheat = 0; + } + + if (NumCodes >= NumCodesAllocated) { + NumCodesAllocated += 16; + CheatCodes = realloc(CheatCodes, sizeof(CheatCode) * + NumCodesAllocated); + if (CheatCodes == NULL) + break; + } + CheatCodes[NumCodes].Addr = a; + CheatCodes[NumCodes].Val = v; + NumCodes++; + Cheats[NumCheats - 1].n++; + } + +out: + fclose(f); +} + +void emu_on_new_cd(void) +{ + ClearAllCheats(); + parse_cwcheat(); + + if (Config.HLE) { + printf("note: running with HLE BIOS, expect compatibility problems\n"); + printf("----------------------------------------------------------\n"); + } + + snprintf(hud_msg, sizeof(hud_msg), "Booting up..."); + hud_new_msg = 2; +} + int main(int argc, char *argv[]) { // what is the name of the config file? @@ -399,6 +513,7 @@ int main(int argc, char *argv[]) printf(_("Could not load CD-ROM!\n")); return -1; } + emu_on_new_cd(); ready_to_go = 1; } } diff --git a/frontend/main.h b/frontend/main.h index 22a42f6..9483798 100644 --- a/frontend/main.h +++ b/frontend/main.h @@ -36,6 +36,8 @@ extern char cfgfile_basename[MAXPATHLEN]; extern int state_slot; void emu_set_default_config(void); +void emu_on_new_cd(void); + int get_state_filename(char *buf, int size, int i); int emu_check_state(int slot); int emu_save_state(int slot); diff --git a/frontend/menu.c b/frontend/menu.c index e469580..3fd5425 100644 --- a/frontend/menu.c +++ b/frontend/menu.c @@ -30,6 +30,7 @@ #include "../libpcsxcore/misc.h" #include "../libpcsxcore/cdrom.h" #include "../libpcsxcore/cdriso.h" +#include "../libpcsxcore/cheat.h" #include "../libpcsxcore/psemu_plugin_defs.h" #include "../libpcsxcore/new_dynarec/new_dynarec.h" #include "../plugins/dfinput/main.h" @@ -52,6 +53,8 @@ typedef enum MA_MAIN_SWAP_CD_MULTI, MA_MAIN_RUN_BIOS, MA_MAIN_RUN_EXE, + MA_MAIN_LOAD_CHEATS, + MA_MAIN_CHEATS, MA_MAIN_CONTROLS, MA_MAIN_CREDITS, MA_MAIN_EXIT, @@ -1560,6 +1563,59 @@ static int menu_loop_memcards(int id, int keys) return 0; } +// ------------ cheats menu ------------ + +static void draw_cheatlist(int sel) +{ + int max_cnt, start, i, pos, active; + + max_cnt = g_menuscreen_h / me_sfont_h; + start = max_cnt / 2 - sel; + + menu_draw_begin(1); + + for (i = 0; i < NumCheats; i++) { + pos = start + i; + if (pos < 0) continue; + if (pos >= max_cnt) break; + active = Cheats[i].Enabled; + smalltext_out16(14, pos * me_sfont_h, + active ? "ON " : "OFF", active ? 0xfff6 : 0xffff); + smalltext_out16(14 + me_sfont_w*4, pos * me_sfont_h, + Cheats[i].Descr, active ? 0xfff6 : 0xffff); + } + pos = start + i; + if (pos < max_cnt) + smalltext_out16(14, pos * me_sfont_h, "done", 0xffff); + + text_out16(5, max_cnt / 2 * me_sfont_h, ">"); + menu_draw_end(); +} + +static void menu_loop_cheats(void) +{ + static int menu_sel = 0; + int inp; + + for (;;) + { + draw_cheatlist(menu_sel); + inp = in_menu_wait(PBTN_UP|PBTN_DOWN|PBTN_LEFT|PBTN_RIGHT|PBTN_L|PBTN_R + |PBTN_MOK|PBTN_MBACK, NULL, 33); + if (inp & PBTN_UP ) { menu_sel--; if (menu_sel < 0) menu_sel = NumCheats; } + if (inp & PBTN_DOWN) { menu_sel++; if (menu_sel > NumCheats) menu_sel = 0; } + if (inp &(PBTN_LEFT|PBTN_L)) { menu_sel-=10; if (menu_sel < 0) menu_sel = 0; } + if (inp &(PBTN_RIGHT|PBTN_R)) { menu_sel+=10; if (menu_sel > NumCheats) menu_sel = NumCheats; } + if (inp & PBTN_MOK) { // action + if (menu_sel < NumCheats) + Cheats[menu_sel].Enabled = !Cheats[menu_sel].Enabled; + else break; + } + if (inp & PBTN_MBACK) + break; + } +} + // --------- main menu help ---------- static void menu_bios_warn(void) @@ -1599,6 +1655,7 @@ static void menu_bios_warn(void) // ------------ main menu ------------ +static menu_entry e_menu_main[]; void OnFile_Exit(); static void draw_frame_main(void) @@ -1752,9 +1809,9 @@ static int run_cd_image(const char *fname) return -1; } + emu_on_new_cd(); ready_to_go = 1; - snprintf(hud_msg, sizeof(hud_msg), "Booting up..."); - hud_new_msg = 2; + return 0; } @@ -1787,9 +1844,6 @@ static int romsel_run(void) return -1; } - if (Config.HLE) - printf("note: running without BIOS, expect compatibility problems\n"); - strcpy(last_selected_fname, rom_fname_reload); return 0; } @@ -1842,6 +1896,28 @@ static int swap_cd_multidisk(void) return 0; } +static void load_pcsx_cht(void) +{ + char path[256]; + char *fname; + + path[0] = 0; + fname = menu_loop_romsel(path, sizeof(path)); + if (fname == NULL) + return; + + printf("selected cheat file: %s\n", fname); + LoadCheats(fname); + + if (NumCheats == 0 && NumCodes == 0) + me_update_msg("failed to load cheats"); + else { + snprintf(path, sizeof(path), "%d cheat(s) loaded", NumCheats + NumCodes); + me_update_msg(path); + } + me_enable(e_menu_main, MA_MAIN_CHEATS, ready_to_go && NumCheats); +} + static int main_menu_handler(int id, int keys) { switch (id) @@ -1882,6 +1958,12 @@ static int main_menu_handler(int id, int keys) if (run_exe() == 0) return 1; break; + case MA_MAIN_CHEATS: + menu_loop_cheats(); + break; + case MA_MAIN_LOAD_CHEATS: + load_pcsx_cht(); + break; case MA_MAIN_CREDITS: draw_menu_message(credits_text, draw_frame_credits); in_menu_wait(PBTN_MOK|PBTN_MBACK, NULL, 70); @@ -1904,6 +1986,7 @@ static menu_entry e_menu_main2[] = mee_handler_id("Run BIOS", MA_MAIN_RUN_BIOS, main_menu_handler), mee_handler_id("Run EXE", MA_MAIN_RUN_EXE, main_menu_handler), mee_handler ("Memcard manager", menu_loop_memcards), + mee_handler_id("Load PCSX cheats..", MA_MAIN_LOAD_CHEATS, main_menu_handler), mee_end, }; @@ -1914,6 +1997,7 @@ static int main_menu2_handler(int id, int keys) me_enable(e_menu_main2, MA_MAIN_SWAP_CD, ready_to_go); me_enable(e_menu_main2, MA_MAIN_SWAP_CD_MULTI, ready_to_go && cdrIsoMultidiskCount > 1); me_enable(e_menu_main2, MA_MAIN_RUN_BIOS, bios_sel != 0); + me_enable(e_menu_main2, MA_MAIN_LOAD_CHEATS, ready_to_go); return me_loop_d(e_menu_main2, &sel, NULL, draw_frame_main); } @@ -1931,6 +2015,7 @@ static menu_entry e_menu_main[] = mee_handler_id("Load CD image", MA_MAIN_LOAD_ROM, main_menu_handler), mee_handler ("Options", menu_loop_options), mee_handler ("Controls", menu_loop_keyconfig), + mee_handler_id("Cheats", MA_MAIN_CHEATS, main_menu_handler), mee_handler_h ("Extra stuff", main_menu2_handler, h_extra), mee_handler_id("Credits", MA_MAIN_CREDITS, main_menu_handler), mee_handler_id("Exit", MA_MAIN_EXIT, main_menu_handler), @@ -1956,6 +2041,7 @@ void menu_loop(void) me_enable(e_menu_main, MA_MAIN_SAVE_STATE, ready_to_go && CdromId[0]); me_enable(e_menu_main, MA_MAIN_LOAD_STATE, ready_to_go && CdromId[0]); me_enable(e_menu_main, MA_MAIN_RESET_GAME, ready_to_go); + me_enable(e_menu_main, MA_MAIN_CHEATS, ready_to_go && NumCheats); in_set_config_int(0, IN_CFG_BLOCKING, 1); diff --git a/libpcsxcore/cheat.c b/libpcsxcore/cheat.c index 21d88b8..9ce7ed8 100644 --- a/libpcsxcore/cheat.c +++ b/libpcsxcore/cheat.c @@ -24,11 +24,11 @@ Cheat *Cheats = NULL; int NumCheats = 0; -static int NumCheatsAllocated = 0; +int NumCheatsAllocated = 0; CheatCode *CheatCodes = NULL; int NumCodes = 0; -static int NumCodesAllocated = 0; +int NumCodesAllocated = 0; s8 *prevM = NULL; u32 *SearchResults = NULL; diff --git a/libpcsxcore/cheat.h b/libpcsxcore/cheat.h index d54f22c..c533b93 100644 --- a/libpcsxcore/cheat.h +++ b/libpcsxcore/cheat.h @@ -87,6 +87,9 @@ extern s8 *prevM; extern u32 *SearchResults; extern int NumSearchResults; +extern int NumCheatsAllocated; +extern int NumCodesAllocated; + #define PREVM(mem) (&prevM[mem]) #define PrevMu8(mem) (*(u8 *)PREVM(mem)) #define PrevMu16(mem) (SWAP16(*(u16 *)PREVM(mem))) diff --git a/maemo/main.c b/maemo/main.c index 481e9cd..7412791 100644 --- a/maemo/main.c +++ b/maemo/main.c @@ -125,6 +125,7 @@ int maemo_main(int argc, char **argv) printf(_("Could not load CD-ROM!\n")); return -1; } + emu_on_new_cd(); ready_to_go = 1; } } @@ -72,6 +72,17 @@ builtin_spu - P.E.Op.S. SPU plugin, optimized for ARM. spunull.so - NULL plugin, i.e. no sound emulation. +Cheats +------ + +PCSX and cwcheat cheat formats are supported. PCSX .cht file can be loaded from +"extra stuff" menu after game is loaded, while cwcheat cheats are automatically +loaded from cheatpops.db file, if one is present in emulator's directory and +has any cheats for the loaded game in it. +If any of those files are successfully loaded, 'cheats' option will appear in +the main menu where it is possible to enable/disable individual cheats. + + Changelog --------- |