| 1 | // (c) Copyright 2006-2007 notaz, All rights reserved.\r |
| 2 | // Free for non-commercial use.\r |
| 3 | \r |
| 4 | // For commercial use, separate licencing terms must be obtained.\r |
| 5 | \r |
| 6 | #include <stdio.h>\r |
| 7 | #include <stdlib.h>\r |
| 8 | #include <ctype.h> // tolower\r |
| 9 | #ifndef NO_SYNC\r |
| 10 | #include <unistd.h>\r |
| 11 | #endif\r |
| 12 | \r |
| 13 | #include "emu.h"\r |
| 14 | #include "menu.h"\r |
| 15 | #include "fonts.h"\r |
| 16 | #include "lprintf.h"\r |
| 17 | #include "config.h"\r |
| 18 | \r |
| 19 | #include <Pico/PicoInt.h>\r |
| 20 | #include <Pico/Patch.h>\r |
| 21 | #include <zlib/zlib.h>\r |
| 22 | \r |
| 23 | #if defined(__GP2X__)\r |
| 24 | #include "../gp2x/gp2x.h"\r |
| 25 | #define SCREEN_WIDTH 320\r |
| 26 | #define SCREEN_BUFFER gp2x_screen\r |
| 27 | #elif defined(__GIZ__)\r |
| 28 | #include "../gizmondo/giz.h"\r |
| 29 | #define SCREEN_WIDTH 321\r |
| 30 | #define SCREEN_BUFFER giz_screen\r |
| 31 | #elif defined(PSP)\r |
| 32 | #include "../psp/psp.h"\r |
| 33 | #define SCREEN_WIDTH 512\r |
| 34 | #define SCREEN_BUFFER psp_screen\r |
| 35 | #endif\r |
| 36 | \r |
| 37 | char *PicoConfigFile = "config.cfg";\r |
| 38 | currentConfig_t currentConfig, defaultConfig;\r |
| 39 | int rom_loaded = 0;\r |
| 40 | char noticeMsg[64];\r |
| 41 | int state_slot = 0;\r |
| 42 | int config_slot = 0, config_slot_current = 0;\r |
| 43 | char lastRomFile[512];\r |
| 44 | int kb_combo_keys = 0, kb_combo_acts = 0; // keys and actions which need button combos\r |
| 45 | \r |
| 46 | unsigned char *movie_data = NULL;\r |
| 47 | static int movie_size = 0;\r |
| 48 | \r |
| 49 | // provided by platform code:\r |
| 50 | extern char romFileName[];\r |
| 51 | extern void emu_noticeMsgUpdated(void);\r |
| 52 | extern void emu_getMainDir(char *dst, int len);\r |
| 53 | extern void emu_setDefaultConfig(void);\r |
| 54 | extern void menu_romload_prepare(const char *rom_name);\r |
| 55 | extern void menu_romload_end(void);\r |
| 56 | \r |
| 57 | \r |
| 58 | // utilities\r |
| 59 | static void strlwr_(char* string)\r |
| 60 | {\r |
| 61 | while ( (*string++ = (char)tolower(*string)) );\r |
| 62 | }\r |
| 63 | \r |
| 64 | static int try_rfn_cut(void)\r |
| 65 | {\r |
| 66 | FILE *tmp;\r |
| 67 | char *p;\r |
| 68 | \r |
| 69 | p = romFileName + strlen(romFileName) - 1;\r |
| 70 | for (; p > romFileName; p--)\r |
| 71 | if (*p == '.') break;\r |
| 72 | *p = 0;\r |
| 73 | \r |
| 74 | if((tmp = fopen(romFileName, "rb"))) {\r |
| 75 | fclose(tmp);\r |
| 76 | return 1;\r |
| 77 | }\r |
| 78 | return 0;\r |
| 79 | }\r |
| 80 | \r |
| 81 | static void get_ext(char *file, char *ext)\r |
| 82 | {\r |
| 83 | char *p;\r |
| 84 | \r |
| 85 | p = file + strlen(file) - 4;\r |
| 86 | if (p < file) p = file;\r |
| 87 | strncpy(ext, p, 4);\r |
| 88 | ext[4] = 0;\r |
| 89 | strlwr_(ext);\r |
| 90 | }\r |
| 91 | \r |
| 92 | char *biosfiles_us[] = { "us_scd1_9210", "us_scd2_9306", "SegaCDBIOS9303" };\r |
| 93 | char *biosfiles_eu[] = { "eu_mcd1_9210", "eu_mcd2_9306", "eu_mcd2_9303" };\r |
| 94 | char *biosfiles_jp[] = { "jp_mcd1_9112", "jp_mcd1_9111" };\r |
| 95 | \r |
| 96 | int emu_findBios(int region, char **bios_file)\r |
| 97 | {\r |
| 98 | static char bios_path[1024];\r |
| 99 | int i, count;\r |
| 100 | char **files;\r |
| 101 | FILE *f = NULL;\r |
| 102 | \r |
| 103 | if (region == 4) { // US\r |
| 104 | files = biosfiles_us;\r |
| 105 | count = sizeof(biosfiles_us) / sizeof(char *);\r |
| 106 | } else if (region == 8) { // EU\r |
| 107 | files = biosfiles_eu;\r |
| 108 | count = sizeof(biosfiles_eu) / sizeof(char *);\r |
| 109 | } else if (region == 1 || region == 2) {\r |
| 110 | files = biosfiles_jp;\r |
| 111 | count = sizeof(biosfiles_jp) / sizeof(char *);\r |
| 112 | } else {\r |
| 113 | return 0;\r |
| 114 | }\r |
| 115 | \r |
| 116 | for (i = 0; i < count; i++)\r |
| 117 | {\r |
| 118 | emu_getMainDir(bios_path, sizeof(bios_path));\r |
| 119 | strcat(bios_path, files[i]);\r |
| 120 | strcat(bios_path, ".bin");\r |
| 121 | f = fopen(bios_path, "rb");\r |
| 122 | if (f) break;\r |
| 123 | \r |
| 124 | bios_path[strlen(bios_path) - 4] = 0;\r |
| 125 | strcat(bios_path, ".zip");\r |
| 126 | f = fopen(bios_path, "rb");\r |
| 127 | if (f) break;\r |
| 128 | }\r |
| 129 | \r |
| 130 | if (f) {\r |
| 131 | lprintf("using bios: %s\n", bios_path);\r |
| 132 | fclose(f);\r |
| 133 | if (bios_file) *bios_file = bios_path;\r |
| 134 | return 1;\r |
| 135 | } else {\r |
| 136 | sprintf(menuErrorMsg, "no %s BIOS files found, read docs",\r |
| 137 | region != 4 ? (region == 8 ? "EU" : "JAP") : "USA");\r |
| 138 | lprintf("%s\n", menuErrorMsg);\r |
| 139 | return 0;\r |
| 140 | }\r |
| 141 | }\r |
| 142 | \r |
| 143 | /* check if the name begins with BIOS name */\r |
| 144 | /*\r |
| 145 | static int emu_isBios(const char *name)\r |
| 146 | {\r |
| 147 | int i;\r |
| 148 | for (i = 0; i < sizeof(biosfiles_us)/sizeof(biosfiles_us[0]); i++)\r |
| 149 | if (strstr(name, biosfiles_us[i]) != NULL) return 1;\r |
| 150 | for (i = 0; i < sizeof(biosfiles_eu)/sizeof(biosfiles_eu[0]); i++)\r |
| 151 | if (strstr(name, biosfiles_eu[i]) != NULL) return 1;\r |
| 152 | for (i = 0; i < sizeof(biosfiles_jp)/sizeof(biosfiles_jp[0]); i++)\r |
| 153 | if (strstr(name, biosfiles_jp[i]) != NULL) return 1;\r |
| 154 | return 0;\r |
| 155 | }\r |
| 156 | */\r |
| 157 | \r |
| 158 | static unsigned char id_header[0x100];\r |
| 159 | \r |
| 160 | /* checks if romFileName points to valid MegaCD image\r |
| 161 | * if so, checks for suitable BIOS */\r |
| 162 | int emu_cdCheck(int *pregion)\r |
| 163 | {\r |
| 164 | unsigned char buf[32];\r |
| 165 | pm_file *cd_f;\r |
| 166 | int type = 0, region = 4; // 1: Japan, 4: US, 8: Europe\r |
| 167 | \r |
| 168 | cd_f = pm_open(romFileName);\r |
| 169 | if (!cd_f) return 0; // let the upper level handle this\r |
| 170 | \r |
| 171 | if (pm_read(buf, 32, cd_f) != 32) {\r |
| 172 | pm_close(cd_f);\r |
| 173 | return 0;\r |
| 174 | }\r |
| 175 | \r |
| 176 | if (!strncasecmp("SEGADISCSYSTEM", (char *)buf+0x00, 14)) type = 1; // Sega CD (ISO)\r |
| 177 | if (!strncasecmp("SEGADISCSYSTEM", (char *)buf+0x10, 14)) type = 2; // Sega CD (BIN)\r |
| 178 | if (type == 0) {\r |
| 179 | pm_close(cd_f);\r |
| 180 | return 0;\r |
| 181 | }\r |
| 182 | \r |
| 183 | pm_seek(cd_f, (type == 1) ? 0x100 : 0x110, SEEK_SET);\r |
| 184 | pm_read(id_header, sizeof(id_header), cd_f);\r |
| 185 | \r |
| 186 | /* it seems we have a CD image here. Try to detect region now.. */\r |
| 187 | pm_seek(cd_f, (type == 1) ? 0x100+0x10B : 0x110+0x10B, SEEK_SET);\r |
| 188 | pm_read(buf, 1, cd_f);\r |
| 189 | pm_close(cd_f);\r |
| 190 | \r |
| 191 | if (buf[0] == 0x64) region = 8; // EU\r |
| 192 | if (buf[0] == 0xa1) region = 1; // JAP\r |
| 193 | \r |
| 194 | lprintf("detected %s Sega/Mega CD image with %s region\n",\r |
| 195 | type == 2 ? "BIN" : "ISO", region != 4 ? (region == 8 ? "EU" : "JAP") : "USA");\r |
| 196 | \r |
| 197 | if (pregion != NULL) *pregion = region;\r |
| 198 | \r |
| 199 | return type;\r |
| 200 | }\r |
| 201 | \r |
| 202 | static int extract_text(char *dest, unsigned char *src, int len, int swab)\r |
| 203 | {\r |
| 204 | char *p = dest;\r |
| 205 | int i;\r |
| 206 | \r |
| 207 | if (swab) swab = 1;\r |
| 208 | \r |
| 209 | for (i = len - 1; i >= 0; i--)\r |
| 210 | {\r |
| 211 | if (src[i^swab] != ' ') break;\r |
| 212 | }\r |
| 213 | len = i + 1;\r |
| 214 | \r |
| 215 | for (i = 0; i < len; i++)\r |
| 216 | {\r |
| 217 | unsigned char s = src[i^swab];\r |
| 218 | if (s >= 0x20 && s < 0x7f && s != '#' && s != '|' &&\r |
| 219 | s != '[' && s != ']' && s != '\\')\r |
| 220 | {\r |
| 221 | *p++ = s;\r |
| 222 | }\r |
| 223 | else\r |
| 224 | {\r |
| 225 | sprintf(p, "\\%02x", s);\r |
| 226 | p += 3;\r |
| 227 | }\r |
| 228 | }\r |
| 229 | \r |
| 230 | return p - dest;\r |
| 231 | }\r |
| 232 | \r |
| 233 | char *emu_makeRomId(void)\r |
| 234 | {\r |
| 235 | static char id_string[3+0x11+0x11+0x30+16];\r |
| 236 | int pos, swab = 1;\r |
| 237 | \r |
| 238 | if (PicoMCD & 1) {\r |
| 239 | strcpy(id_string, "CD|");\r |
| 240 | swab = 0;\r |
| 241 | }\r |
| 242 | else strcpy(id_string, "MD|");\r |
| 243 | pos = 3;\r |
| 244 | \r |
| 245 | pos += extract_text(id_string + pos, id_header + 0x80, 0x0e, swab); // serial\r |
| 246 | id_string[pos] = '|'; pos++;\r |
| 247 | pos += extract_text(id_string + pos, id_header + 0xf0, 0x03, swab); // region\r |
| 248 | id_string[pos] = '|'; pos++;\r |
| 249 | pos += extract_text(id_string + pos, id_header + 0x50, 0x30, swab); // overseas name\r |
| 250 | id_string[pos] = 0;\r |
| 251 | \r |
| 252 | return id_string;\r |
| 253 | }\r |
| 254 | \r |
| 255 | int emu_ReloadRom(void)\r |
| 256 | {\r |
| 257 | unsigned int rom_size = 0;\r |
| 258 | char *used_rom_name = romFileName;\r |
| 259 | unsigned char *rom_data = NULL;\r |
| 260 | char ext[5];\r |
| 261 | pm_file *rom;\r |
| 262 | int ret, cd_state, cd_region, cfg_loaded = 0;\r |
| 263 | \r |
| 264 | lprintf("emu_ReloadRom(%s)\n", romFileName);\r |
| 265 | \r |
| 266 | get_ext(romFileName, ext);\r |
| 267 | \r |
| 268 | // detect wrong extensions\r |
| 269 | if (!strcmp(ext, ".srm") || !strcmp(ext, "s.gz") || !strcmp(ext, ".mds")) { // s.gz ~ .mds.gz\r |
| 270 | sprintf(menuErrorMsg, "Not a ROM selected.");\r |
| 271 | return 0;\r |
| 272 | }\r |
| 273 | \r |
| 274 | PicoPatchUnload();\r |
| 275 | \r |
| 276 | // check for movie file\r |
| 277 | if (movie_data) {\r |
| 278 | free(movie_data);\r |
| 279 | movie_data = 0;\r |
| 280 | }\r |
| 281 | if (!strcmp(ext, ".gmv"))\r |
| 282 | {\r |
| 283 | // check for both gmv and rom\r |
| 284 | int dummy;\r |
| 285 | FILE *movie_file = fopen(romFileName, "rb");\r |
| 286 | if(!movie_file) {\r |
| 287 | sprintf(menuErrorMsg, "Failed to open movie.");\r |
| 288 | return 0;\r |
| 289 | }\r |
| 290 | fseek(movie_file, 0, SEEK_END);\r |
| 291 | movie_size = ftell(movie_file);\r |
| 292 | fseek(movie_file, 0, SEEK_SET);\r |
| 293 | if(movie_size < 64+3) {\r |
| 294 | sprintf(menuErrorMsg, "Invalid GMV file.");\r |
| 295 | fclose(movie_file);\r |
| 296 | return 0;\r |
| 297 | }\r |
| 298 | movie_data = malloc(movie_size);\r |
| 299 | if(movie_data == NULL) {\r |
| 300 | sprintf(menuErrorMsg, "low memory.");\r |
| 301 | fclose(movie_file);\r |
| 302 | return 0;\r |
| 303 | }\r |
| 304 | fread(movie_data, 1, movie_size, movie_file);\r |
| 305 | fclose(movie_file);\r |
| 306 | if (strncmp((char *)movie_data, "Gens Movie TEST", 15) != 0) {\r |
| 307 | sprintf(menuErrorMsg, "Invalid GMV file.");\r |
| 308 | return 0;\r |
| 309 | }\r |
| 310 | dummy = try_rfn_cut() || try_rfn_cut();\r |
| 311 | if (!dummy) {\r |
| 312 | sprintf(menuErrorMsg, "Could't find a ROM for movie.");\r |
| 313 | return 0;\r |
| 314 | }\r |
| 315 | get_ext(romFileName, ext);\r |
| 316 | }\r |
| 317 | else if (!strcmp(ext, ".pat")) {\r |
| 318 | int dummy;\r |
| 319 | PicoPatchLoad(romFileName);\r |
| 320 | dummy = try_rfn_cut() || try_rfn_cut();\r |
| 321 | if (!dummy) {\r |
| 322 | sprintf(menuErrorMsg, "Could't find a ROM to patch.");\r |
| 323 | return 0;\r |
| 324 | }\r |
| 325 | get_ext(romFileName, ext);\r |
| 326 | }\r |
| 327 | \r |
| 328 | if ((PicoMCD & 1) && Pico_mcd != NULL)\r |
| 329 | Stop_CD();\r |
| 330 | \r |
| 331 | // check for MegaCD image\r |
| 332 | cd_state = emu_cdCheck(&cd_region);\r |
| 333 | if (cd_state > 0)\r |
| 334 | {\r |
| 335 | PicoMCD |= 1;\r |
| 336 | // valid CD image, check for BIOS..\r |
| 337 | \r |
| 338 | // we need to have config loaded at this point\r |
| 339 | ret = emu_ReadConfig(1, 1);\r |
| 340 | if (!ret) emu_ReadConfig(0, 1);\r |
| 341 | cfg_loaded = 1;\r |
| 342 | \r |
| 343 | if (PicoRegionOverride) {\r |
| 344 | cd_region = PicoRegionOverride;\r |
| 345 | lprintf("overrided region to %s\n", cd_region != 4 ? (cd_region == 8 ? "EU" : "JAP") : "USA");\r |
| 346 | }\r |
| 347 | if (!emu_findBios(cd_region, &used_rom_name)) {\r |
| 348 | // bios_help() ?\r |
| 349 | PicoMCD &= ~1;\r |
| 350 | return 0;\r |
| 351 | }\r |
| 352 | \r |
| 353 | get_ext(used_rom_name, ext);\r |
| 354 | }\r |
| 355 | else\r |
| 356 | {\r |
| 357 | if (PicoMCD & 1) Stop_CD();\r |
| 358 | PicoMCD &= ~1;\r |
| 359 | }\r |
| 360 | \r |
| 361 | rom = pm_open(used_rom_name);\r |
| 362 | if (!rom) {\r |
| 363 | sprintf(menuErrorMsg, "Failed to open rom.");\r |
| 364 | return 0;\r |
| 365 | }\r |
| 366 | \r |
| 367 | menu_romload_prepare(used_rom_name); // also CD load\r |
| 368 | \r |
| 369 | PicoCartUnload();\r |
| 370 | rom_loaded = 0;\r |
| 371 | \r |
| 372 | if ( (ret = PicoCartLoad(rom, &rom_data, &rom_size)) ) {\r |
| 373 | sprintf(menuErrorMsg, "PicoCartLoad() failed.");\r |
| 374 | lprintf("%s\n", menuErrorMsg);\r |
| 375 | pm_close(rom);\r |
| 376 | menu_romload_end();\r |
| 377 | return 0;\r |
| 378 | }\r |
| 379 | pm_close(rom);\r |
| 380 | \r |
| 381 | // detect wrong files (Pico crashes on very small files), also see if ROM EP is good\r |
| 382 | if (rom_size <= 0x200 || strncmp((char *)rom_data, "Pico", 4) == 0 ||\r |
| 383 | ((*(unsigned char *)(rom_data+4)<<16)|(*(unsigned short *)(rom_data+6))) >= (int)rom_size) {\r |
| 384 | if (rom_data) free(rom_data);\r |
| 385 | sprintf(menuErrorMsg, "Not a ROM selected.");\r |
| 386 | menu_romload_end();\r |
| 387 | return 0;\r |
| 388 | }\r |
| 389 | \r |
| 390 | // load config for this ROM (do this before insert to get correct region)\r |
| 391 | if (!(PicoMCD&1))\r |
| 392 | memcpy(id_header, rom_data + 0x100, sizeof(id_header));\r |
| 393 | if (!cfg_loaded) {\r |
| 394 | ret = emu_ReadConfig(1, 1);\r |
| 395 | if (!ret) emu_ReadConfig(0, 1);\r |
| 396 | }\r |
| 397 | \r |
| 398 | lprintf("PicoCartInsert(%p, %d);\n", rom_data, rom_size);\r |
| 399 | if (PicoCartInsert(rom_data, rom_size)) {\r |
| 400 | sprintf(menuErrorMsg, "Failed to load ROM.");\r |
| 401 | menu_romload_end();\r |
| 402 | return 0;\r |
| 403 | }\r |
| 404 | \r |
| 405 | Pico.m.frame_count = 0;\r |
| 406 | \r |
| 407 | // insert CD if it was detected\r |
| 408 | if (cd_state > 0) {\r |
| 409 | ret = Insert_CD(romFileName, cd_state == 2);\r |
| 410 | if (ret != 0) {\r |
| 411 | sprintf(menuErrorMsg, "Insert_CD() failed, invalid CD image?");\r |
| 412 | lprintf("%s\n", menuErrorMsg);\r |
| 413 | menu_romload_end();\r |
| 414 | return 0;\r |
| 415 | }\r |
| 416 | }\r |
| 417 | \r |
| 418 | menu_romload_end();\r |
| 419 | \r |
| 420 | if (PicoPatches) {\r |
| 421 | PicoPatchPrepare();\r |
| 422 | PicoPatchApply();\r |
| 423 | }\r |
| 424 | \r |
| 425 | // additional movie stuff\r |
| 426 | if (movie_data) {\r |
| 427 | if(movie_data[0x14] == '6')\r |
| 428 | PicoOpt |= 0x20; // 6 button pad\r |
| 429 | else PicoOpt &= ~0x20;\r |
| 430 | PicoOpt |= 0x10040; // accurate timing, no VDP fifo timing\r |
| 431 | if(movie_data[0xF] >= 'A') {\r |
| 432 | if(movie_data[0x16] & 0x80) {\r |
| 433 | PicoRegionOverride = 8;\r |
| 434 | } else {\r |
| 435 | PicoRegionOverride = 4;\r |
| 436 | }\r |
| 437 | PicoReset(0);\r |
| 438 | // TODO: bits 6 & 5\r |
| 439 | }\r |
| 440 | movie_data[0x18+30] = 0;\r |
| 441 | sprintf(noticeMsg, "MOVIE: %s", (char *) &movie_data[0x18]);\r |
| 442 | }\r |
| 443 | else\r |
| 444 | {\r |
| 445 | PicoOpt &= ~0x10000;\r |
| 446 | if(Pico.m.pal) {\r |
| 447 | strcpy(noticeMsg, "PAL SYSTEM / 50 FPS");\r |
| 448 | } else {\r |
| 449 | strcpy(noticeMsg, "NTSC SYSTEM / 60 FPS");\r |
| 450 | }\r |
| 451 | }\r |
| 452 | emu_noticeMsgUpdated();\r |
| 453 | \r |
| 454 | // load SRAM for this ROM\r |
| 455 | if (currentConfig.EmuOpt & 1)\r |
| 456 | emu_SaveLoadGame(1, 1);\r |
| 457 | \r |
| 458 | strncpy(lastRomFile, romFileName, sizeof(lastRomFile)-1);\r |
| 459 | lastRomFile[sizeof(lastRomFile)-1] = 0;\r |
| 460 | rom_loaded = 1;\r |
| 461 | return 1;\r |
| 462 | }\r |
| 463 | \r |
| 464 | \r |
| 465 | static void romfname_ext(char *dst, const char *prefix, const char *ext)\r |
| 466 | {\r |
| 467 | char *p;\r |
| 468 | int prefix_len = 0;\r |
| 469 | \r |
| 470 | // make save filename\r |
| 471 | for (p = romFileName+strlen(romFileName)-1; p >= romFileName && *p != '/'; p--); p++;\r |
| 472 | *dst = 0;\r |
| 473 | if (prefix) {\r |
| 474 | strcpy(dst, prefix);\r |
| 475 | prefix_len = strlen(prefix);\r |
| 476 | }\r |
| 477 | strncpy(dst + prefix_len, p, 511-prefix_len);\r |
| 478 | dst[511-8] = 0;\r |
| 479 | if (dst[strlen(dst)-4] == '.') dst[strlen(dst)-4] = 0;\r |
| 480 | if (ext) strcat(dst, ext);\r |
| 481 | }\r |
| 482 | \r |
| 483 | \r |
| 484 | int emu_ReadConfig(int game, int no_defaults)\r |
| 485 | {\r |
| 486 | char cfg[512];\r |
| 487 | FILE *f;\r |
| 488 | int ret;\r |
| 489 | \r |
| 490 | if (!game)\r |
| 491 | {\r |
| 492 | if (!no_defaults)\r |
| 493 | emu_setDefaultConfig();\r |
| 494 | strncpy(cfg, PicoConfigFile, 511);\r |
| 495 | if (config_slot != 0)\r |
| 496 | {\r |
| 497 | char *p = strrchr(cfg, '.');\r |
| 498 | if (p == NULL) p = cfg + strlen(cfg);\r |
| 499 | sprintf(p, ".%i.cfg", config_slot);\r |
| 500 | }\r |
| 501 | cfg[511] = 0;\r |
| 502 | ret = config_readsect(cfg, NULL);\r |
| 503 | }\r |
| 504 | else\r |
| 505 | {\r |
| 506 | char *sect = emu_makeRomId();\r |
| 507 | \r |
| 508 | // try new .cfg way\r |
| 509 | if (config_slot != 0)\r |
| 510 | sprintf(cfg, "game.%i.cfg", config_slot);\r |
| 511 | else strcpy(cfg, "game.cfg");\r |
| 512 | \r |
| 513 | ret = -1;\r |
| 514 | if (config_havesect(cfg, sect)) {\r |
| 515 | int vol = currentConfig.volume;\r |
| 516 | emu_setDefaultConfig();\r |
| 517 | ret = config_readsect(cfg, sect);\r |
| 518 | currentConfig.volume = vol; // make vol global (bah)\r |
| 519 | }\r |
| 520 | \r |
| 521 | if (ret != 0)\r |
| 522 | {\r |
| 523 | // fall back to old\r |
| 524 | char extbuf[16];\r |
| 525 | if (config_slot != 0)\r |
| 526 | sprintf(extbuf, ".%i.pbcfg", config_slot);\r |
| 527 | else strcpy(extbuf, ".pbcfg");\r |
| 528 | romfname_ext(cfg, "cfg/", extbuf);\r |
| 529 | f = fopen(cfg, "rb");\r |
| 530 | if (!f) {\r |
| 531 | romfname_ext(cfg, NULL, ".pbcfg");\r |
| 532 | f = fopen(cfg, "rb");\r |
| 533 | }\r |
| 534 | if (f) {\r |
| 535 | int bread;\r |
| 536 | fseek(f, 512, SEEK_SET); // skip unused lrom buffer\r |
| 537 | bread = fread(¤tConfig, 1, sizeof(currentConfig), f);\r |
| 538 | lprintf("emu_ReadConfig: %s %s\n", cfg, bread > 0 ? "(ok)" : "(failed)");\r |
| 539 | fclose(f);\r |
| 540 | ret = 0;\r |
| 541 | }\r |
| 542 | \r |
| 543 | if (ret == 0) {\r |
| 544 | PicoOpt = currentConfig.s_PicoOpt;\r |
| 545 | PsndRate = currentConfig.s_PsndRate;\r |
| 546 | PicoRegionOverride = currentConfig.s_PicoRegion;\r |
| 547 | PicoAutoRgnOrder = currentConfig.s_PicoAutoRgnOrder;\r |
| 548 | // PicoCDBuffers = currentConfig.s_PicoCDBuffers; // ignore in this case\r |
| 549 | }\r |
| 550 | }\r |
| 551 | else\r |
| 552 | {\r |
| 553 | lprintf("loaded cfg from sect \"%s\"\n", sect);\r |
| 554 | }\r |
| 555 | }\r |
| 556 | \r |
| 557 | // some sanity checks\r |
| 558 | if (currentConfig.CPUclock < 10 || currentConfig.CPUclock > 4096) currentConfig.CPUclock = 200;\r |
| 559 | #ifdef PSP\r |
| 560 | if (currentConfig.gamma < -4 || currentConfig.gamma > 16) currentConfig.gamma = 0;\r |
| 561 | #else\r |
| 562 | if (currentConfig.gamma < 10 || currentConfig.gamma > 300) currentConfig.gamma = 100;\r |
| 563 | #endif\r |
| 564 | if (currentConfig.volume < 0 || currentConfig.volume > 99) currentConfig.volume = 50;\r |
| 565 | #ifdef __GP2X__\r |
| 566 | // if volume keys are unbound, bind them to volume control\r |
| 567 | if (!currentConfig.KeyBinds[23] && !currentConfig.KeyBinds[22]) {\r |
| 568 | currentConfig.KeyBinds[23] = 1<<29; // vol up\r |
| 569 | currentConfig.KeyBinds[22] = 1<<30; // vol down\r |
| 570 | }\r |
| 571 | #endif\r |
| 572 | if (ret == 0) config_slot_current = config_slot;\r |
| 573 | return (ret == 0);\r |
| 574 | }\r |
| 575 | \r |
| 576 | \r |
| 577 | int emu_WriteConfig(int is_game)\r |
| 578 | {\r |
| 579 | char cfg[512], *game_sect = NULL;\r |
| 580 | int ret, write_lrom = 0;\r |
| 581 | \r |
| 582 | if (!is_game)\r |
| 583 | {\r |
| 584 | strncpy(cfg, PicoConfigFile, 511);\r |
| 585 | if (config_slot != 0)\r |
| 586 | {\r |
| 587 | char *p = strrchr(cfg, '.');\r |
| 588 | if (p == NULL) p = cfg + strlen(cfg);\r |
| 589 | sprintf(p, ".%i.cfg", config_slot);\r |
| 590 | }\r |
| 591 | cfg[511] = 0;\r |
| 592 | write_lrom = 1;\r |
| 593 | } else {\r |
| 594 | if (config_slot != 0)\r |
| 595 | sprintf(cfg, "game.%i.cfg", config_slot);\r |
| 596 | else strcpy(cfg, "game.cfg");\r |
| 597 | game_sect = emu_makeRomId();\r |
| 598 | lprintf("emu_WriteConfig: sect \"%s\"\n", game_sect);\r |
| 599 | }\r |
| 600 | \r |
| 601 | lprintf("emu_WriteConfig: %s ", cfg);\r |
| 602 | ret = config_writesect(cfg, game_sect);\r |
| 603 | if (write_lrom) config_writelrom(cfg);\r |
| 604 | #ifndef NO_SYNC\r |
| 605 | sync();\r |
| 606 | #endif\r |
| 607 | lprintf((ret == 0) ? "(ok)\n" : "(failed)\n");\r |
| 608 | \r |
| 609 | if (ret == 0) config_slot_current = config_slot;\r |
| 610 | return ret == 0;\r |
| 611 | }\r |
| 612 | \r |
| 613 | \r |
| 614 | void emu_textOut8(int x, int y, const char *text)\r |
| 615 | {\r |
| 616 | int i,l,len=strlen(text);\r |
| 617 | unsigned char *screen = (unsigned char *)SCREEN_BUFFER + x + y*SCREEN_WIDTH;\r |
| 618 | \r |
| 619 | /* always using built-in font */\r |
| 620 | for (i = 0; i < len; i++)\r |
| 621 | {\r |
| 622 | for (l=0;l<8;l++)\r |
| 623 | {\r |
| 624 | unsigned char fd = fontdata8x8[((text[i])*8)+l];\r |
| 625 | if (fd&0x80) screen[l*SCREEN_WIDTH+0]=0xf0;\r |
| 626 | if (fd&0x40) screen[l*SCREEN_WIDTH+1]=0xf0;\r |
| 627 | if (fd&0x20) screen[l*SCREEN_WIDTH+2]=0xf0;\r |
| 628 | if (fd&0x10) screen[l*SCREEN_WIDTH+3]=0xf0;\r |
| 629 | if (fd&0x08) screen[l*SCREEN_WIDTH+4]=0xf0;\r |
| 630 | if (fd&0x04) screen[l*SCREEN_WIDTH+5]=0xf0;\r |
| 631 | if (fd&0x02) screen[l*SCREEN_WIDTH+6]=0xf0;\r |
| 632 | if (fd&0x01) screen[l*SCREEN_WIDTH+7]=0xf0;\r |
| 633 | }\r |
| 634 | screen += 8;\r |
| 635 | }\r |
| 636 | }\r |
| 637 | \r |
| 638 | void emu_textOut16(int x, int y, const char *text)\r |
| 639 | {\r |
| 640 | int i,l,len=strlen(text);\r |
| 641 | unsigned short *screen = (unsigned short *)SCREEN_BUFFER + x + y*SCREEN_WIDTH;\r |
| 642 | \r |
| 643 | for (i = 0; i < len; i++)\r |
| 644 | {\r |
| 645 | for (l=0;l<8;l++)\r |
| 646 | {\r |
| 647 | unsigned char fd = fontdata8x8[((text[i])*8)+l];\r |
| 648 | if(fd&0x80) screen[l*SCREEN_WIDTH+0]=0xffff;\r |
| 649 | if(fd&0x40) screen[l*SCREEN_WIDTH+1]=0xffff;\r |
| 650 | if(fd&0x20) screen[l*SCREEN_WIDTH+2]=0xffff;\r |
| 651 | if(fd&0x10) screen[l*SCREEN_WIDTH+3]=0xffff;\r |
| 652 | if(fd&0x08) screen[l*SCREEN_WIDTH+4]=0xffff;\r |
| 653 | if(fd&0x04) screen[l*SCREEN_WIDTH+5]=0xffff;\r |
| 654 | if(fd&0x02) screen[l*SCREEN_WIDTH+6]=0xffff;\r |
| 655 | if(fd&0x01) screen[l*SCREEN_WIDTH+7]=0xffff;\r |
| 656 | }\r |
| 657 | screen += 8;\r |
| 658 | }\r |
| 659 | }\r |
| 660 | \r |
| 661 | void emu_findKeyBindCombos(void)\r |
| 662 | {\r |
| 663 | int act, u;\r |
| 664 | \r |
| 665 | // find out which keys and actions are combos\r |
| 666 | kb_combo_keys = kb_combo_acts = 0;\r |
| 667 | for (act = 0; act < 32; act++)\r |
| 668 | {\r |
| 669 | int keyc = 0, keyc2 = 0;\r |
| 670 | if (act == 16 || act == 17) continue; // player2 flag\r |
| 671 | if (act > 17)\r |
| 672 | {\r |
| 673 | for (u = 0; u < 32; u++)\r |
| 674 | if (currentConfig.KeyBinds[u] & (1 << act)) keyc++;\r |
| 675 | }\r |
| 676 | else\r |
| 677 | {\r |
| 678 | for (u = 0; u < 32; u++)\r |
| 679 | if ((currentConfig.KeyBinds[u] & 0x30000) == 0 && // pl. 1\r |
| 680 | (currentConfig.KeyBinds[u] & (1 << act))) keyc++;\r |
| 681 | for (u = 0; u < 32; u++)\r |
| 682 | if ((currentConfig.KeyBinds[u] & 0x30000) == 1 && // pl. 2\r |
| 683 | (currentConfig.KeyBinds[u] & (1 << act))) keyc2++;\r |
| 684 | if (keyc2 > keyc) keyc = keyc2;\r |
| 685 | }\r |
| 686 | if (keyc > 1)\r |
| 687 | {\r |
| 688 | // loop again and mark those keys and actions as combo\r |
| 689 | for (u = 0; u < 32; u++)\r |
| 690 | {\r |
| 691 | if (currentConfig.KeyBinds[u] & (1 << act)) {\r |
| 692 | kb_combo_keys |= 1 << u;\r |
| 693 | kb_combo_acts |= 1 << act;\r |
| 694 | }\r |
| 695 | }\r |
| 696 | }\r |
| 697 | }\r |
| 698 | \r |
| 699 | // printf("combo keys/acts: %08x %08x\n", kb_combo_keys, kb_combo_acts);\r |
| 700 | }\r |
| 701 | \r |
| 702 | \r |
| 703 | void emu_updateMovie(void)\r |
| 704 | {\r |
| 705 | int offs = Pico.m.frame_count*3 + 0x40;\r |
| 706 | if (offs+3 > movie_size) {\r |
| 707 | free(movie_data);\r |
| 708 | movie_data = 0;\r |
| 709 | strcpy(noticeMsg, "END OF MOVIE.");\r |
| 710 | lprintf("END OF MOVIE.\n");\r |
| 711 | emu_noticeMsgUpdated();\r |
| 712 | } else {\r |
| 713 | // MXYZ SACB RLDU\r |
| 714 | PicoPad[0] = ~movie_data[offs] & 0x8f; // ! SCBA RLDU\r |
| 715 | if(!(movie_data[offs] & 0x10)) PicoPad[0] |= 0x40; // A\r |
| 716 | if(!(movie_data[offs] & 0x20)) PicoPad[0] |= 0x10; // B\r |
| 717 | if(!(movie_data[offs] & 0x40)) PicoPad[0] |= 0x20; // A\r |
| 718 | PicoPad[1] = ~movie_data[offs+1] & 0x8f; // ! SCBA RLDU\r |
| 719 | if(!(movie_data[offs+1] & 0x10)) PicoPad[1] |= 0x40; // A\r |
| 720 | if(!(movie_data[offs+1] & 0x20)) PicoPad[1] |= 0x10; // B\r |
| 721 | if(!(movie_data[offs+1] & 0x40)) PicoPad[1] |= 0x20; // A\r |
| 722 | PicoPad[0] |= (~movie_data[offs+2] & 0x0A) << 8; // ! MZYX\r |
| 723 | if(!(movie_data[offs+2] & 0x01)) PicoPad[0] |= 0x0400; // X\r |
| 724 | if(!(movie_data[offs+2] & 0x04)) PicoPad[0] |= 0x0100; // Z\r |
| 725 | PicoPad[1] |= (~movie_data[offs+2] & 0xA0) << 4; // ! MZYX\r |
| 726 | if(!(movie_data[offs+2] & 0x10)) PicoPad[1] |= 0x0400; // X\r |
| 727 | if(!(movie_data[offs+2] & 0x40)) PicoPad[1] |= 0x0100; // Z\r |
| 728 | }\r |
| 729 | }\r |
| 730 | \r |
| 731 | \r |
| 732 | static size_t gzRead2(void *p, size_t _size, size_t _n, void *file)\r |
| 733 | {\r |
| 734 | return gzread(file, p, _n);\r |
| 735 | }\r |
| 736 | \r |
| 737 | \r |
| 738 | static size_t gzWrite2(void *p, size_t _size, size_t _n, void *file)\r |
| 739 | {\r |
| 740 | return gzwrite(file, p, _n);\r |
| 741 | }\r |
| 742 | \r |
| 743 | static int try_ropen_file(const char *fname)\r |
| 744 | {\r |
| 745 | FILE *f;\r |
| 746 | \r |
| 747 | f = fopen(fname, "rb");\r |
| 748 | if (f) {\r |
| 749 | fclose(f);\r |
| 750 | return 1;\r |
| 751 | }\r |
| 752 | return 0;\r |
| 753 | }\r |
| 754 | \r |
| 755 | char *emu_GetSaveFName(int load, int is_sram, int slot)\r |
| 756 | {\r |
| 757 | static char saveFname[512];\r |
| 758 | char ext[16];\r |
| 759 | \r |
| 760 | if (is_sram)\r |
| 761 | {\r |
| 762 | romfname_ext(saveFname, (PicoMCD&1) ? "brm/" : "srm/", (PicoMCD&1) ? ".brm" : ".srm");\r |
| 763 | if (load) {\r |
| 764 | if (try_ropen_file(saveFname)) return saveFname;\r |
| 765 | // try in current dir..\r |
| 766 | romfname_ext(saveFname, NULL, (PicoMCD&1) ? ".brm" : ".srm");\r |
| 767 | if (try_ropen_file(saveFname)) return saveFname;\r |
| 768 | return NULL; // give up\r |
| 769 | }\r |
| 770 | }\r |
| 771 | else\r |
| 772 | {\r |
| 773 | ext[0] = 0;\r |
| 774 | if(slot > 0 && slot < 10) sprintf(ext, ".%i", slot);\r |
| 775 | strcat(ext, (currentConfig.EmuOpt & 8) ? ".mds.gz" : ".mds");\r |
| 776 | \r |
| 777 | romfname_ext(saveFname, "mds/", ext);\r |
| 778 | if (load) {\r |
| 779 | if (try_ropen_file(saveFname)) return saveFname;\r |
| 780 | romfname_ext(saveFname, NULL, ext);\r |
| 781 | if (try_ropen_file(saveFname)) return saveFname;\r |
| 782 | if (currentConfig.EmuOpt & 8) {\r |
| 783 | ext[0] = 0;\r |
| 784 | if(slot > 0 && slot < 10) sprintf(ext, ".%i", slot);\r |
| 785 | strcat(ext, ".mds");\r |
| 786 | \r |
| 787 | romfname_ext(saveFname, "mds/", ext);\r |
| 788 | if (try_ropen_file(saveFname)) return saveFname;\r |
| 789 | romfname_ext(saveFname, NULL, ext);\r |
| 790 | if (try_ropen_file(saveFname)) return saveFname;\r |
| 791 | }\r |
| 792 | return NULL;\r |
| 793 | }\r |
| 794 | }\r |
| 795 | \r |
| 796 | return saveFname;\r |
| 797 | }\r |
| 798 | \r |
| 799 | int emu_checkSaveFile(int slot)\r |
| 800 | {\r |
| 801 | return emu_GetSaveFName(1, 0, slot) ? 1 : 0;\r |
| 802 | }\r |
| 803 | \r |
| 804 | void emu_setSaveStateCbs(int gz)\r |
| 805 | {\r |
| 806 | if (gz) {\r |
| 807 | areaRead = gzRead2;\r |
| 808 | areaWrite = gzWrite2;\r |
| 809 | areaEof = (areaeof *) gzeof;\r |
| 810 | areaSeek = (areaseek *) gzseek;\r |
| 811 | areaClose = (areaclose *) gzclose;\r |
| 812 | } else {\r |
| 813 | areaRead = (arearw *) fread;\r |
| 814 | areaWrite = (arearw *) fwrite;\r |
| 815 | areaEof = (areaeof *) feof;\r |
| 816 | areaSeek = (areaseek *) fseek;\r |
| 817 | areaClose = (areaclose *) fclose;\r |
| 818 | }\r |
| 819 | }\r |
| 820 | \r |
| 821 | int emu_SaveLoadGame(int load, int sram)\r |
| 822 | {\r |
| 823 | int ret = 0;\r |
| 824 | char *saveFname;\r |
| 825 | \r |
| 826 | // make save filename\r |
| 827 | saveFname = emu_GetSaveFName(load, sram, state_slot);\r |
| 828 | if (saveFname == NULL) {\r |
| 829 | if (!sram) {\r |
| 830 | strcpy(noticeMsg, load ? "LOAD FAILED (missing file)" : "SAVE FAILED ");\r |
| 831 | emu_noticeMsgUpdated();\r |
| 832 | }\r |
| 833 | return -1;\r |
| 834 | }\r |
| 835 | \r |
| 836 | lprintf("saveLoad (%i, %i): %s\n", load, sram, saveFname);\r |
| 837 | \r |
| 838 | if (sram)\r |
| 839 | {\r |
| 840 | FILE *sramFile;\r |
| 841 | int sram_size;\r |
| 842 | unsigned char *sram_data;\r |
| 843 | int truncate = 1;\r |
| 844 | if (PicoMCD&1) {\r |
| 845 | if (PicoOpt&0x8000) { // MCD RAM cart?\r |
| 846 | sram_size = 0x12000;\r |
| 847 | sram_data = SRam.data;\r |
| 848 | if (sram_data)\r |
| 849 | memcpy32((int *)sram_data, (int *)Pico_mcd->bram, 0x2000/4);\r |
| 850 | } else {\r |
| 851 | sram_size = 0x2000;\r |
| 852 | sram_data = Pico_mcd->bram;\r |
| 853 | truncate = 0; // the .brm may contain RAM cart data after normal brm\r |
| 854 | }\r |
| 855 | } else {\r |
| 856 | sram_size = SRam.end-SRam.start+1;\r |
| 857 | if(Pico.m.sram_reg & 4) sram_size=0x2000;\r |
| 858 | sram_data = SRam.data;\r |
| 859 | }\r |
| 860 | if (!sram_data) return 0; // SRam forcefully disabled for this game\r |
| 861 | \r |
| 862 | if (load) {\r |
| 863 | sramFile = fopen(saveFname, "rb");\r |
| 864 | if(!sramFile) return -1;\r |
| 865 | fread(sram_data, 1, sram_size, sramFile);\r |
| 866 | fclose(sramFile);\r |
| 867 | if ((PicoMCD&1) && (PicoOpt&0x8000))\r |
| 868 | memcpy32((int *)Pico_mcd->bram, (int *)sram_data, 0x2000/4);\r |
| 869 | } else {\r |
| 870 | // sram save needs some special processing\r |
| 871 | // see if we have anything to save\r |
| 872 | for (; sram_size > 0; sram_size--)\r |
| 873 | if (sram_data[sram_size-1]) break;\r |
| 874 | \r |
| 875 | if (sram_size) {\r |
| 876 | sramFile = fopen(saveFname, truncate ? "wb" : "r+b");\r |
| 877 | if (!sramFile) sramFile = fopen(saveFname, "wb"); // retry\r |
| 878 | if (!sramFile) return -1;\r |
| 879 | ret = fwrite(sram_data, 1, sram_size, sramFile);\r |
| 880 | ret = (ret != sram_size) ? -1 : 0;\r |
| 881 | fclose(sramFile);\r |
| 882 | #ifndef NO_SYNC\r |
| 883 | sync();\r |
| 884 | #endif\r |
| 885 | }\r |
| 886 | }\r |
| 887 | return ret;\r |
| 888 | }\r |
| 889 | else\r |
| 890 | {\r |
| 891 | void *PmovFile = NULL;\r |
| 892 | if (strcmp(saveFname + strlen(saveFname) - 3, ".gz") == 0)\r |
| 893 | {\r |
| 894 | if( (PmovFile = gzopen(saveFname, load ? "rb" : "wb")) ) {\r |
| 895 | emu_setSaveStateCbs(1);\r |
| 896 | if (!load) gzsetparams(PmovFile, 9, Z_DEFAULT_STRATEGY);\r |
| 897 | }\r |
| 898 | }\r |
| 899 | else\r |
| 900 | {\r |
| 901 | if( (PmovFile = fopen(saveFname, load ? "rb" : "wb")) ) {\r |
| 902 | emu_setSaveStateCbs(0);\r |
| 903 | }\r |
| 904 | }\r |
| 905 | if(PmovFile) {\r |
| 906 | ret = PmovState(load ? 6 : 5, PmovFile);\r |
| 907 | areaClose(PmovFile);\r |
| 908 | PmovFile = 0;\r |
| 909 | if (load) Pico.m.dirtyPal=1;\r |
| 910 | #ifndef NO_SYNC\r |
| 911 | else sync();\r |
| 912 | #endif\r |
| 913 | }\r |
| 914 | else ret = -1;\r |
| 915 | if (!ret)\r |
| 916 | strcpy(noticeMsg, load ? "GAME LOADED " : "GAME SAVED ");\r |
| 917 | else\r |
| 918 | {\r |
| 919 | strcpy(noticeMsg, load ? "LOAD FAILED " : "SAVE FAILED ");\r |
| 920 | ret = -1;\r |
| 921 | }\r |
| 922 | \r |
| 923 | emu_noticeMsgUpdated();\r |
| 924 | return ret;\r |
| 925 | }\r |
| 926 | }\r |
| 927 | \r |