f013066e |
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 |
0ae25549 |
17 | #include "config.h"\r |
f013066e |
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 |
2951214e |
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 |
f013066e |
35 | #endif\r |
36 | \r |
0ae25549 |
37 | char *PicoConfigFile = "picoconfig.cfg";\r |
38 | currentConfig_t currentConfig, defaultConfig;\r |
144a28a0 |
39 | int rom_loaded = 0;\r |
f013066e |
40 | char noticeMsg[64];\r |
41 | int state_slot = 0;\r |
42 | int config_slot = 0, config_slot_current = 0;\r |
43 | \r |
44 | unsigned char *movie_data = NULL;\r |
45 | static int movie_size = 0;\r |
46 | \r |
47 | // provided by platform code:\r |
48 | extern char romFileName[];\r |
49 | extern void emu_noticeMsgUpdated(void);\r |
50 | extern void emu_getMainDir(char *dst, int len);\r |
51 | extern void emu_setDefaultConfig(void);\r |
52 | extern void menu_romload_prepare(const char *rom_name);\r |
53 | extern void menu_romload_end(void);\r |
54 | \r |
55 | \r |
56 | // utilities\r |
57 | static void strlwr_(char* string)\r |
58 | {\r |
59 | while ( (*string++ = (char)tolower(*string)) );\r |
60 | }\r |
61 | \r |
62 | static int try_rfn_cut(void)\r |
63 | {\r |
64 | FILE *tmp;\r |
65 | char *p;\r |
66 | \r |
67 | p = romFileName + strlen(romFileName) - 1;\r |
68 | for (; p > romFileName; p--)\r |
69 | if (*p == '.') break;\r |
70 | *p = 0;\r |
71 | \r |
72 | if((tmp = fopen(romFileName, "rb"))) {\r |
73 | fclose(tmp);\r |
74 | return 1;\r |
75 | }\r |
76 | return 0;\r |
77 | }\r |
78 | \r |
79 | static void get_ext(char *file, char *ext)\r |
80 | {\r |
81 | char *p;\r |
82 | \r |
83 | p = file + strlen(file) - 4;\r |
84 | if (p < file) p = file;\r |
85 | strncpy(ext, p, 4);\r |
86 | ext[4] = 0;\r |
87 | strlwr_(ext);\r |
88 | }\r |
89 | \r |
90 | char *biosfiles_us[] = { "us_scd2_9306", "SegaCDBIOS9303", "us_scd1_9210" };\r |
91 | char *biosfiles_eu[] = { "eu_mcd2_9306", "eu_mcd2_9303", "eu_mcd1_9210" };\r |
92 | char *biosfiles_jp[] = { "jp_mcd1_9112", "jp_mcd1_9111" };\r |
93 | \r |
94 | int emu_findBios(int region, char **bios_file)\r |
95 | {\r |
96 | static char bios_path[1024];\r |
97 | int i, count;\r |
98 | char **files;\r |
99 | FILE *f = NULL;\r |
100 | \r |
101 | if (region == 4) { // US\r |
102 | files = biosfiles_us;\r |
103 | count = sizeof(biosfiles_us) / sizeof(char *);\r |
104 | } else if (region == 8) { // EU\r |
105 | files = biosfiles_eu;\r |
106 | count = sizeof(biosfiles_eu) / sizeof(char *);\r |
107 | } else if (region == 1 || region == 2) {\r |
108 | files = biosfiles_jp;\r |
109 | count = sizeof(biosfiles_jp) / sizeof(char *);\r |
110 | } else {\r |
111 | return 0;\r |
112 | }\r |
113 | \r |
114 | for (i = 0; i < count; i++)\r |
115 | {\r |
116 | emu_getMainDir(bios_path, sizeof(bios_path));\r |
117 | strcat(bios_path, files[i]);\r |
118 | strcat(bios_path, ".bin");\r |
119 | f = fopen(bios_path, "rb");\r |
120 | if (f) break;\r |
121 | \r |
122 | bios_path[strlen(bios_path) - 4] = 0;\r |
123 | strcat(bios_path, ".zip");\r |
124 | f = fopen(bios_path, "rb");\r |
125 | if (f) break;\r |
126 | }\r |
127 | \r |
128 | if (f) {\r |
129 | lprintf("using bios: %s\n", bios_path);\r |
130 | fclose(f);\r |
131 | if (bios_file) *bios_file = bios_path;\r |
132 | return 1;\r |
133 | } else {\r |
134 | sprintf(menuErrorMsg, "no %s BIOS files found, read docs",\r |
135 | region != 4 ? (region == 8 ? "EU" : "JAP") : "USA");\r |
136 | lprintf("%s\n", menuErrorMsg);\r |
137 | return 0;\r |
138 | }\r |
139 | }\r |
140 | \r |
c6334564 |
141 | /* check if the name begins with BIOS name */\r |
142 | static int emu_isBios(const char *name)\r |
143 | {\r |
144 | int i;\r |
145 | for (i = 0; i < sizeof(biosfiles_us)/sizeof(biosfiles_us[0]); i++)\r |
146 | if (strstr(name, biosfiles_us[i]) != NULL) return 1;\r |
147 | for (i = 0; i < sizeof(biosfiles_eu)/sizeof(biosfiles_eu[0]); i++)\r |
148 | if (strstr(name, biosfiles_eu[i]) != NULL) return 1;\r |
149 | for (i = 0; i < sizeof(biosfiles_jp)/sizeof(biosfiles_jp[0]); i++)\r |
150 | if (strstr(name, biosfiles_jp[i]) != NULL) return 1;\r |
151 | return 0;\r |
152 | }\r |
153 | \r |
0ae25549 |
154 | static unsigned char scd_id_header[0x100];\r |
155 | \r |
f013066e |
156 | /* checks if romFileName points to valid MegaCD image\r |
157 | * if so, checks for suitable BIOS */\r |
158 | int emu_cdCheck(int *pregion)\r |
159 | {\r |
160 | unsigned char buf[32];\r |
161 | pm_file *cd_f;\r |
162 | int type = 0, region = 4; // 1: Japan, 4: US, 8: Europe\r |
163 | \r |
164 | cd_f = pm_open(romFileName);\r |
165 | if (!cd_f) return 0; // let the upper level handle this\r |
166 | \r |
167 | if (pm_read(buf, 32, cd_f) != 32) {\r |
168 | pm_close(cd_f);\r |
169 | return 0;\r |
170 | }\r |
171 | \r |
172 | if (!strncasecmp("SEGADISCSYSTEM", (char *)buf+0x00, 14)) type = 1; // Sega CD (ISO)\r |
173 | if (!strncasecmp("SEGADISCSYSTEM", (char *)buf+0x10, 14)) type = 2; // Sega CD (BIN)\r |
174 | if (type == 0) {\r |
175 | pm_close(cd_f);\r |
176 | return 0;\r |
177 | }\r |
178 | \r |
0ae25549 |
179 | pm_seek(cd_f, (type == 1) ? 0x100 : 0x110, SEEK_SET);\r |
180 | pm_read(scd_id_header, sizeof(scd_id_header), cd_f);\r |
181 | \r |
f013066e |
182 | /* it seems we have a CD image here. Try to detect region now.. */\r |
183 | pm_seek(cd_f, (type == 1) ? 0x100+0x10B : 0x110+0x10B, SEEK_SET);\r |
184 | pm_read(buf, 1, cd_f);\r |
185 | pm_close(cd_f);\r |
186 | \r |
187 | if (buf[0] == 0x64) region = 8; // EU\r |
188 | if (buf[0] == 0xa1) region = 1; // JAP\r |
189 | \r |
190 | lprintf("detected %s Sega/Mega CD image with %s region\n",\r |
191 | type == 2 ? "BIN" : "ISO", region != 4 ? (region == 8 ? "EU" : "JAP") : "USA");\r |
192 | \r |
193 | if (pregion != NULL) *pregion = region;\r |
194 | \r |
195 | return type;\r |
196 | }\r |
197 | \r |
0ae25549 |
198 | static int extract_text(char *dest, unsigned char *src, int len, int swab)\r |
199 | {\r |
200 | char *p = dest;\r |
201 | int i;\r |
202 | \r |
203 | if (swab) swab = 1;\r |
204 | \r |
205 | for (i = len - 1; i >= 0; i--)\r |
206 | {\r |
207 | if (src[i^swab] != ' ') break;\r |
208 | }\r |
209 | len = i + 1;\r |
210 | \r |
211 | for (i = 0; i < len; i++)\r |
212 | {\r |
213 | unsigned char s = src[i^swab];\r |
214 | if (s >= 0x20 && s < 0x7f && s != '#' && s != '|' &&\r |
215 | s != '[' && s != ']' && s != '\\')\r |
216 | {\r |
217 | *p++ = s;\r |
218 | }\r |
219 | else\r |
220 | {\r |
221 | sprintf(p, "\\%02x", s);\r |
222 | p += 3;\r |
223 | }\r |
224 | }\r |
225 | \r |
226 | return p - dest;\r |
227 | }\r |
228 | \r |
229 | char *emu_makeRomId(void)\r |
230 | {\r |
231 | static char id_string[3+0x11+0x11+0x30+16];\r |
232 | unsigned char *id_header;\r |
233 | int pos;\r |
234 | \r |
235 | if (Pico.rom == NULL) {\r |
236 | id_string[0] = 0;\r |
237 | return id_string;\r |
238 | }\r |
239 | \r |
240 | if (PicoMCD & 1) {\r |
241 | id_header = scd_id_header;\r |
242 | strcpy(id_string, "CD|");\r |
243 | } else {\r |
244 | id_header = Pico.rom + 0x100;\r |
245 | strcpy(id_string, "MD|");\r |
246 | }\r |
247 | pos = 3;\r |
248 | \r |
249 | pos += extract_text(id_string + pos, id_header + 0x80, 0x10, 1); // seral\r |
250 | id_string[pos] = '|'; pos++;\r |
251 | pos += extract_text(id_string + pos, id_header + 0xf0, 0x10, 1); // region\r |
252 | id_string[pos] = '|'; pos++;\r |
253 | pos += extract_text(id_string + pos, id_header + 0x50, 0x30, 1); // overseas name\r |
254 | id_string[pos] = 0;\r |
255 | \r |
256 | printf("id_string: %s\n", id_string);\r |
257 | return id_string;\r |
258 | }\r |
259 | \r |
f013066e |
260 | int emu_ReloadRom(void)\r |
261 | {\r |
262 | unsigned int rom_size = 0;\r |
263 | char *used_rom_name = romFileName;\r |
144a28a0 |
264 | unsigned char *rom_data = NULL;\r |
f013066e |
265 | char ext[5];\r |
266 | pm_file *rom;\r |
267 | int ret, cd_state, cd_region, cfg_loaded = 0;\r |
268 | \r |
269 | lprintf("emu_ReloadRom(%s)\n", romFileName);\r |
270 | \r |
271 | get_ext(romFileName, ext);\r |
272 | \r |
273 | // detect wrong extensions\r |
144a28a0 |
274 | if (!strcmp(ext, ".srm") || !strcmp(ext, "s.gz") || !strcmp(ext, ".mds")) { // s.gz ~ .mds.gz\r |
f013066e |
275 | sprintf(menuErrorMsg, "Not a ROM selected.");\r |
276 | return 0;\r |
277 | }\r |
278 | \r |
279 | PicoPatchUnload();\r |
280 | \r |
281 | // check for movie file\r |
144a28a0 |
282 | if (movie_data) {\r |
f013066e |
283 | free(movie_data);\r |
284 | movie_data = 0;\r |
285 | }\r |
144a28a0 |
286 | if (!strcmp(ext, ".gmv")) {\r |
f013066e |
287 | // check for both gmv and rom\r |
288 | int dummy;\r |
289 | FILE *movie_file = fopen(romFileName, "rb");\r |
290 | if(!movie_file) {\r |
291 | sprintf(menuErrorMsg, "Failed to open movie.");\r |
292 | return 0;\r |
293 | }\r |
294 | fseek(movie_file, 0, SEEK_END);\r |
295 | movie_size = ftell(movie_file);\r |
296 | fseek(movie_file, 0, SEEK_SET);\r |
297 | if(movie_size < 64+3) {\r |
298 | sprintf(menuErrorMsg, "Invalid GMV file.");\r |
299 | fclose(movie_file);\r |
300 | return 0;\r |
301 | }\r |
302 | movie_data = malloc(movie_size);\r |
303 | if(movie_data == NULL) {\r |
304 | sprintf(menuErrorMsg, "low memory.");\r |
305 | fclose(movie_file);\r |
306 | return 0;\r |
307 | }\r |
308 | fread(movie_data, 1, movie_size, movie_file);\r |
309 | fclose(movie_file);\r |
310 | if (strncmp((char *)movie_data, "Gens Movie TEST", 15) != 0) {\r |
311 | sprintf(menuErrorMsg, "Invalid GMV file.");\r |
312 | return 0;\r |
313 | }\r |
314 | dummy = try_rfn_cut() || try_rfn_cut();\r |
315 | if (!dummy) {\r |
316 | sprintf(menuErrorMsg, "Could't find a ROM for movie.");\r |
317 | return 0;\r |
318 | }\r |
319 | get_ext(romFileName, ext);\r |
320 | }\r |
321 | else if (!strcmp(ext, ".pat")) {\r |
322 | int dummy;\r |
323 | PicoPatchLoad(romFileName);\r |
324 | dummy = try_rfn_cut() || try_rfn_cut();\r |
325 | if (!dummy) {\r |
326 | sprintf(menuErrorMsg, "Could't find a ROM to patch.");\r |
327 | return 0;\r |
328 | }\r |
329 | get_ext(romFileName, ext);\r |
330 | }\r |
331 | \r |
332 | if ((PicoMCD & 1) && Pico_mcd != NULL)\r |
333 | Stop_CD();\r |
334 | \r |
335 | // check for MegaCD image\r |
336 | cd_state = emu_cdCheck(&cd_region);\r |
337 | if (cd_state > 0)\r |
338 | {\r |
339 | // valid CD image, check for BIOS..\r |
340 | \r |
341 | // we need to have config loaded at this point\r |
342 | ret = emu_ReadConfig(1, 1);\r |
343 | if (!ret) emu_ReadConfig(0, 1);\r |
344 | cfg_loaded = 1;\r |
345 | \r |
346 | if (PicoRegionOverride) {\r |
347 | cd_region = PicoRegionOverride;\r |
348 | lprintf("overrided region to %s\n", cd_region != 4 ? (cd_region == 8 ? "EU" : "JAP") : "USA");\r |
349 | }\r |
350 | if (!emu_findBios(cd_region, &used_rom_name)) {\r |
351 | // bios_help() ?\r |
352 | return 0;\r |
353 | }\r |
354 | \r |
355 | PicoMCD |= 1;\r |
356 | get_ext(used_rom_name, ext);\r |
357 | }\r |
358 | else\r |
359 | {\r |
360 | if (PicoMCD & 1) Stop_CD();\r |
361 | PicoMCD &= ~1;\r |
362 | }\r |
363 | \r |
364 | rom = pm_open(used_rom_name);\r |
144a28a0 |
365 | if (!rom) {\r |
f013066e |
366 | sprintf(menuErrorMsg, "Failed to open rom.");\r |
367 | return 0;\r |
368 | }\r |
369 | \r |
a6df06b7 |
370 | menu_romload_prepare(used_rom_name); // also CD load\r |
f013066e |
371 | \r |
144a28a0 |
372 | PicoCartUnload();\r |
373 | rom_loaded = 0;\r |
f013066e |
374 | \r |
144a28a0 |
375 | if ( (ret = PicoCartLoad(rom, &rom_data, &rom_size)) ) {\r |
f013066e |
376 | sprintf(menuErrorMsg, "PicoCartLoad() failed.");\r |
377 | lprintf("%s\n", menuErrorMsg);\r |
378 | pm_close(rom);\r |
379 | menu_romload_end();\r |
380 | return 0;\r |
381 | }\r |
382 | pm_close(rom);\r |
f013066e |
383 | \r |
384 | // detect wrong files (Pico crashes on very small files), also see if ROM EP is good\r |
144a28a0 |
385 | if (rom_size <= 0x200 || strncmp((char *)rom_data, "Pico", 4) == 0 ||\r |
f013066e |
386 | ((*(unsigned char *)(rom_data+4)<<16)|(*(unsigned short *)(rom_data+6))) >= (int)rom_size) {\r |
387 | if (rom_data) free(rom_data);\r |
f013066e |
388 | sprintf(menuErrorMsg, "Not a ROM selected.");\r |
a6df06b7 |
389 | menu_romload_end();\r |
f013066e |
390 | return 0;\r |
391 | }\r |
392 | \r |
393 | // load config for this ROM (do this before insert to get correct region)\r |
394 | if (!cfg_loaded) {\r |
395 | ret = emu_ReadConfig(1, 1);\r |
396 | if (!ret) emu_ReadConfig(0, 1);\r |
397 | }\r |
398 | \r |
399 | lprintf("PicoCartInsert(%p, %d);\n", rom_data, rom_size);\r |
144a28a0 |
400 | if (PicoCartInsert(rom_data, rom_size)) {\r |
f013066e |
401 | sprintf(menuErrorMsg, "Failed to load ROM.");\r |
a6df06b7 |
402 | menu_romload_end();\r |
f013066e |
403 | return 0;\r |
404 | }\r |
405 | \r |
406 | Pico.m.frame_count = 0;\r |
407 | \r |
408 | // insert CD if it was detected\r |
409 | if (cd_state > 0) {\r |
410 | ret = Insert_CD(romFileName, cd_state == 2);\r |
411 | if (ret != 0) {\r |
412 | sprintf(menuErrorMsg, "Insert_CD() failed, invalid CD image?");\r |
413 | lprintf("%s\n", menuErrorMsg);\r |
a6df06b7 |
414 | menu_romload_end();\r |
f013066e |
415 | return 0;\r |
416 | }\r |
417 | }\r |
418 | \r |
a6df06b7 |
419 | menu_romload_end();\r |
420 | \r |
c6334564 |
421 | if (!emu_isBios(romFileName))\r |
422 | {\r |
423 | // emu_ReadConfig() might have messed currentConfig.lastRomFile\r |
424 | strncpy(currentConfig.lastRomFile, romFileName, sizeof(currentConfig.lastRomFile)-1);\r |
425 | currentConfig.lastRomFile[sizeof(currentConfig.lastRomFile)-1] = 0;\r |
426 | }\r |
f013066e |
427 | \r |
428 | if (PicoPatches) {\r |
429 | PicoPatchPrepare();\r |
430 | PicoPatchApply();\r |
431 | }\r |
432 | \r |
433 | // additional movie stuff\r |
434 | if (movie_data) {\r |
435 | if(movie_data[0x14] == '6')\r |
436 | PicoOpt |= 0x20; // 6 button pad\r |
437 | else PicoOpt &= ~0x20;\r |
438 | PicoOpt |= 0x10040; // accurate timing, no VDP fifo timing\r |
439 | if(movie_data[0xF] >= 'A') {\r |
440 | if(movie_data[0x16] & 0x80) {\r |
441 | PicoRegionOverride = 8;\r |
442 | } else {\r |
443 | PicoRegionOverride = 4;\r |
444 | }\r |
445 | PicoReset(0);\r |
446 | // TODO: bits 6 & 5\r |
447 | }\r |
448 | movie_data[0x18+30] = 0;\r |
449 | sprintf(noticeMsg, "MOVIE: %s", (char *) &movie_data[0x18]);\r |
450 | }\r |
451 | else\r |
452 | {\r |
453 | PicoOpt &= ~0x10000;\r |
454 | if(Pico.m.pal) {\r |
455 | strcpy(noticeMsg, "PAL SYSTEM / 50 FPS");\r |
456 | } else {\r |
457 | strcpy(noticeMsg, "NTSC SYSTEM / 60 FPS");\r |
458 | }\r |
459 | }\r |
460 | emu_noticeMsgUpdated();\r |
461 | \r |
462 | // load SRAM for this ROM\r |
144a28a0 |
463 | if (currentConfig.EmuOpt & 1)\r |
f013066e |
464 | emu_SaveLoadGame(1, 1);\r |
465 | \r |
144a28a0 |
466 | rom_loaded = 1;\r |
f013066e |
467 | return 1;\r |
468 | }\r |
469 | \r |
470 | \r |
471 | static void romfname_ext(char *dst, const char *prefix, const char *ext)\r |
472 | {\r |
473 | char *p;\r |
474 | int prefix_len = 0;\r |
475 | \r |
476 | // make save filename\r |
477 | for (p = romFileName+strlen(romFileName)-1; p >= romFileName && *p != '/'; p--); p++;\r |
478 | *dst = 0;\r |
479 | if (prefix) {\r |
480 | strcpy(dst, prefix);\r |
481 | prefix_len = strlen(prefix);\r |
482 | }\r |
483 | strncpy(dst + prefix_len, p, 511-prefix_len);\r |
484 | dst[511-8] = 0;\r |
485 | if (dst[strlen(dst)-4] == '.') dst[strlen(dst)-4] = 0;\r |
486 | if (ext) strcat(dst, ext);\r |
487 | }\r |
488 | \r |
489 | \r |
490 | int emu_ReadConfig(int game, int no_defaults)\r |
491 | {\r |
0ae25549 |
492 | char cfg[512];\r |
f013066e |
493 | FILE *f;\r |
0ae25549 |
494 | int ret;\r |
f013066e |
495 | \r |
496 | if (!game)\r |
497 | {\r |
498 | if (!no_defaults)\r |
f013066e |
499 | emu_setDefaultConfig();\r |
f013066e |
500 | strncpy(cfg, PicoConfigFile, 511);\r |
501 | if (config_slot != 0)\r |
502 | {\r |
503 | char *p = strrchr(cfg, '.');\r |
504 | if (p == NULL) p = cfg + strlen(cfg);\r |
0ae25549 |
505 | sprintf(p, ".%i.cfg", config_slot);\r |
f013066e |
506 | }\r |
507 | cfg[511] = 0;\r |
0ae25549 |
508 | ret = config_readsect(cfg, NULL);\r |
f013066e |
509 | }\r |
0ae25549 |
510 | else\r |
511 | {\r |
512 | if (!no_defaults)\r |
513 | emu_setDefaultConfig();\r |
f013066e |
514 | \r |
0ae25549 |
515 | // try new .cfg way\r |
516 | if (config_slot != 0)\r |
517 | sprintf(cfg, "game.%i.cfg", config_slot);\r |
518 | else strcpy(cfg, "game.cfg");\r |
519 | ret = config_readsect(cfg, emu_makeRomId());\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 = fread(¤tConfig, 1, sizeof(currentConfig), f);\r |
536 | lprintf("emu_ReadConfig: %s %s\n", cfg, bread > 0 ? "(ok)" : "(failed)");\r |
537 | fclose(f);\r |
538 | ret = 0;\r |
539 | }\r |
540 | \r |
541 | if (ret == 0) {\r |
542 | PicoOpt = currentConfig.s_PicoOpt;\r |
543 | PsndRate = currentConfig.s_PsndRate;\r |
544 | PicoRegionOverride = currentConfig.s_PicoRegion;\r |
545 | PicoAutoRgnOrder = currentConfig.s_PicoAutoRgnOrder;\r |
546 | PicoCDBuffers = currentConfig.s_PicoCDBuffers;\r |
547 | }\r |
548 | }\r |
549 | else\r |
550 | {\r |
551 | }\r |
f013066e |
552 | }\r |
0ae25549 |
553 | \r |
f013066e |
554 | // some sanity checks\r |
555 | if (currentConfig.CPUclock < 10 || currentConfig.CPUclock > 4096) currentConfig.CPUclock = 200;\r |
93c0d147 |
556 | #ifdef PSP\r |
557 | if (currentConfig.gamma < -4 || currentConfig.gamma > 16) currentConfig.gamma = 0;\r |
558 | #else\r |
f013066e |
559 | if (currentConfig.gamma < 10 || currentConfig.gamma > 300) currentConfig.gamma = 100;\r |
93c0d147 |
560 | #endif\r |
f013066e |
561 | if (currentConfig.volume < 0 || currentConfig.volume > 99) currentConfig.volume = 50;\r |
8ede36b9 |
562 | #ifdef __GP2X__\r |
f013066e |
563 | // if volume keys are unbound, bind them to volume control\r |
564 | if (!currentConfig.KeyBinds[23] && !currentConfig.KeyBinds[22]) {\r |
565 | currentConfig.KeyBinds[23] = 1<<29; // vol up\r |
566 | currentConfig.KeyBinds[22] = 1<<30; // vol down\r |
567 | }\r |
8ede36b9 |
568 | #endif\r |
0ae25549 |
569 | if (ret == 0) config_slot_current = config_slot;\r |
570 | return (ret == 0);\r |
f013066e |
571 | }\r |
572 | \r |
573 | \r |
0ae25549 |
574 | int emu_WriteConfig(int is_game)\r |
f013066e |
575 | {\r |
0ae25549 |
576 | char cfg[512], *game_sect = NULL;\r |
577 | int ret, write_lrom = 0;\r |
f013066e |
578 | \r |
0ae25549 |
579 | if (!is_game)\r |
f013066e |
580 | {\r |
581 | strncpy(cfg, PicoConfigFile, 511);\r |
582 | if (config_slot != 0)\r |
583 | {\r |
584 | char *p = strrchr(cfg, '.');\r |
585 | if (p == NULL) p = cfg + strlen(cfg);\r |
0ae25549 |
586 | sprintf(p, ".%i.cfg", config_slot);\r |
f013066e |
587 | }\r |
588 | cfg[511] = 0;\r |
0ae25549 |
589 | write_lrom = 1;\r |
f013066e |
590 | } else {\r |
591 | if (config_slot != 0)\r |
0ae25549 |
592 | sprintf(cfg, "game.%i.cfg", config_slot);\r |
593 | else strcpy(cfg, "game.cfg");\r |
594 | game_sect = emu_makeRomId();\r |
f013066e |
595 | }\r |
596 | \r |
597 | lprintf("emu_WriteConfig: %s ", cfg);\r |
0ae25549 |
598 | ret = config_writesect(cfg, game_sect);\r |
f013066e |
599 | #ifndef NO_SYNC\r |
0ae25549 |
600 | sync();\r |
f013066e |
601 | #endif\r |
0ae25549 |
602 | lprintf((ret == 0) ? "(ok)\n" : "(failed)\n");\r |
f013066e |
603 | \r |
0ae25549 |
604 | if (ret == 0) config_slot_current = config_slot;\r |
605 | return ret == 0;\r |
f013066e |
606 | }\r |
607 | \r |
608 | \r |
609 | void emu_textOut8(int x, int y, const char *text)\r |
610 | {\r |
611 | int i,l,len=strlen(text);\r |
612 | unsigned char *screen = (unsigned char *)SCREEN_BUFFER + x + y*SCREEN_WIDTH;\r |
613 | \r |
614 | /* always using built-in font */\r |
615 | for (i = 0; i < len; i++)\r |
616 | {\r |
617 | for (l=0;l<8;l++)\r |
618 | {\r |
619 | unsigned char fd = fontdata8x8[((text[i])*8)+l];\r |
620 | if (fd&0x80) screen[l*SCREEN_WIDTH+0]=0xf0;\r |
621 | if (fd&0x40) screen[l*SCREEN_WIDTH+1]=0xf0;\r |
622 | if (fd&0x20) screen[l*SCREEN_WIDTH+2]=0xf0;\r |
623 | if (fd&0x10) screen[l*SCREEN_WIDTH+3]=0xf0;\r |
624 | if (fd&0x08) screen[l*SCREEN_WIDTH+4]=0xf0;\r |
625 | if (fd&0x04) screen[l*SCREEN_WIDTH+5]=0xf0;\r |
626 | if (fd&0x02) screen[l*SCREEN_WIDTH+6]=0xf0;\r |
627 | if (fd&0x01) screen[l*SCREEN_WIDTH+7]=0xf0;\r |
628 | }\r |
629 | screen += 8;\r |
630 | }\r |
631 | }\r |
632 | \r |
633 | void emu_textOut16(int x, int y, const char *text)\r |
634 | {\r |
635 | int i,l,len=strlen(text);\r |
636 | unsigned short *screen = (unsigned short *)SCREEN_BUFFER + x + y*SCREEN_WIDTH;\r |
637 | \r |
638 | for (i = 0; i < len; i++)\r |
639 | {\r |
640 | for (l=0;l<8;l++)\r |
641 | {\r |
642 | unsigned char fd = fontdata8x8[((text[i])*8)+l];\r |
643 | if(fd&0x80) screen[l*SCREEN_WIDTH+0]=0xffff;\r |
644 | if(fd&0x40) screen[l*SCREEN_WIDTH+1]=0xffff;\r |
645 | if(fd&0x20) screen[l*SCREEN_WIDTH+2]=0xffff;\r |
646 | if(fd&0x10) screen[l*SCREEN_WIDTH+3]=0xffff;\r |
647 | if(fd&0x08) screen[l*SCREEN_WIDTH+4]=0xffff;\r |
648 | if(fd&0x04) screen[l*SCREEN_WIDTH+5]=0xffff;\r |
649 | if(fd&0x02) screen[l*SCREEN_WIDTH+6]=0xffff;\r |
650 | if(fd&0x01) screen[l*SCREEN_WIDTH+7]=0xffff;\r |
651 | }\r |
652 | screen += 8;\r |
653 | }\r |
654 | }\r |
655 | \r |
656 | \r |
657 | void emu_updateMovie(void)\r |
658 | {\r |
659 | int offs = Pico.m.frame_count*3 + 0x40;\r |
660 | if (offs+3 > movie_size) {\r |
661 | free(movie_data);\r |
662 | movie_data = 0;\r |
663 | strcpy(noticeMsg, "END OF MOVIE.");\r |
664 | lprintf("END OF MOVIE.\n");\r |
665 | emu_noticeMsgUpdated();\r |
666 | } else {\r |
667 | // MXYZ SACB RLDU\r |
668 | PicoPad[0] = ~movie_data[offs] & 0x8f; // ! SCBA RLDU\r |
669 | if(!(movie_data[offs] & 0x10)) PicoPad[0] |= 0x40; // A\r |
670 | if(!(movie_data[offs] & 0x20)) PicoPad[0] |= 0x10; // B\r |
671 | if(!(movie_data[offs] & 0x40)) PicoPad[0] |= 0x20; // A\r |
672 | PicoPad[1] = ~movie_data[offs+1] & 0x8f; // ! SCBA RLDU\r |
673 | if(!(movie_data[offs+1] & 0x10)) PicoPad[1] |= 0x40; // A\r |
674 | if(!(movie_data[offs+1] & 0x20)) PicoPad[1] |= 0x10; // B\r |
675 | if(!(movie_data[offs+1] & 0x40)) PicoPad[1] |= 0x20; // A\r |
676 | PicoPad[0] |= (~movie_data[offs+2] & 0x0A) << 8; // ! MZYX\r |
677 | if(!(movie_data[offs+2] & 0x01)) PicoPad[0] |= 0x0400; // X\r |
678 | if(!(movie_data[offs+2] & 0x04)) PicoPad[0] |= 0x0100; // Z\r |
679 | PicoPad[1] |= (~movie_data[offs+2] & 0xA0) << 4; // ! MZYX\r |
680 | if(!(movie_data[offs+2] & 0x10)) PicoPad[1] |= 0x0400; // X\r |
681 | if(!(movie_data[offs+2] & 0x40)) PicoPad[1] |= 0x0100; // Z\r |
682 | }\r |
683 | }\r |
684 | \r |
685 | \r |
686 | static size_t gzRead2(void *p, size_t _size, size_t _n, void *file)\r |
687 | {\r |
688 | return gzread(file, p, _n);\r |
689 | }\r |
690 | \r |
691 | \r |
692 | static size_t gzWrite2(void *p, size_t _size, size_t _n, void *file)\r |
693 | {\r |
694 | return gzwrite(file, p, _n);\r |
695 | }\r |
696 | \r |
697 | static int try_ropen_file(const char *fname)\r |
698 | {\r |
699 | FILE *f;\r |
700 | \r |
701 | f = fopen(fname, "rb");\r |
702 | if (f) {\r |
703 | fclose(f);\r |
704 | return 1;\r |
705 | }\r |
706 | return 0;\r |
707 | }\r |
708 | \r |
709 | char *emu_GetSaveFName(int load, int is_sram, int slot)\r |
710 | {\r |
711 | static char saveFname[512];\r |
712 | char ext[16];\r |
713 | \r |
714 | if (is_sram)\r |
715 | {\r |
716 | romfname_ext(saveFname, (PicoMCD&1) ? "brm/" : "srm/", (PicoMCD&1) ? ".brm" : ".srm");\r |
717 | if (load) {\r |
718 | if (try_ropen_file(saveFname)) return saveFname;\r |
719 | // try in current dir..\r |
720 | romfname_ext(saveFname, NULL, (PicoMCD&1) ? ".brm" : ".srm");\r |
721 | if (try_ropen_file(saveFname)) return saveFname;\r |
722 | return NULL; // give up\r |
723 | }\r |
724 | }\r |
725 | else\r |
726 | {\r |
727 | ext[0] = 0;\r |
728 | if(slot > 0 && slot < 10) sprintf(ext, ".%i", slot);\r |
729 | strcat(ext, (currentConfig.EmuOpt & 8) ? ".mds.gz" : ".mds");\r |
730 | \r |
731 | romfname_ext(saveFname, "mds/", ext);\r |
732 | if (load) {\r |
733 | if (try_ropen_file(saveFname)) return saveFname;\r |
734 | romfname_ext(saveFname, NULL, ext);\r |
735 | if (try_ropen_file(saveFname)) return saveFname;\r |
736 | if (currentConfig.EmuOpt & 8) {\r |
737 | ext[0] = 0;\r |
738 | if(slot > 0 && slot < 10) sprintf(ext, ".%i", slot);\r |
739 | strcat(ext, ".mds");\r |
740 | \r |
741 | romfname_ext(saveFname, "mds/", ext);\r |
742 | if (try_ropen_file(saveFname)) return saveFname;\r |
743 | romfname_ext(saveFname, NULL, ext);\r |
744 | if (try_ropen_file(saveFname)) return saveFname;\r |
745 | }\r |
746 | return NULL;\r |
747 | }\r |
748 | }\r |
749 | \r |
750 | return saveFname;\r |
751 | }\r |
752 | \r |
753 | int emu_checkSaveFile(int slot)\r |
754 | {\r |
755 | return emu_GetSaveFName(1, 0, slot) ? 1 : 0;\r |
756 | }\r |
757 | \r |
758 | void emu_setSaveStateCbs(int gz)\r |
759 | {\r |
760 | if (gz) {\r |
761 | areaRead = gzRead2;\r |
762 | areaWrite = gzWrite2;\r |
763 | areaEof = (areaeof *) gzeof;\r |
764 | areaSeek = (areaseek *) gzseek;\r |
765 | areaClose = (areaclose *) gzclose;\r |
766 | } else {\r |
767 | areaRead = (arearw *) fread;\r |
768 | areaWrite = (arearw *) fwrite;\r |
769 | areaEof = (areaeof *) feof;\r |
770 | areaSeek = (areaseek *) fseek;\r |
771 | areaClose = (areaclose *) fclose;\r |
772 | }\r |
773 | }\r |
774 | \r |
775 | int emu_SaveLoadGame(int load, int sram)\r |
776 | {\r |
777 | int ret = 0;\r |
778 | char *saveFname;\r |
779 | \r |
780 | // make save filename\r |
781 | saveFname = emu_GetSaveFName(load, sram, state_slot);\r |
782 | if (saveFname == NULL) {\r |
783 | if (!sram) {\r |
784 | strcpy(noticeMsg, load ? "LOAD FAILED (missing file)" : "SAVE FAILED ");\r |
785 | emu_noticeMsgUpdated();\r |
786 | }\r |
787 | return -1;\r |
788 | }\r |
789 | \r |
790 | lprintf("saveLoad (%i, %i): %s\n", load, sram, saveFname);\r |
791 | \r |
11f4e722 |
792 | if (sram)\r |
793 | {\r |
f013066e |
794 | FILE *sramFile;\r |
795 | int sram_size;\r |
796 | unsigned char *sram_data;\r |
797 | int truncate = 1;\r |
798 | if (PicoMCD&1) {\r |
799 | if (PicoOpt&0x8000) { // MCD RAM cart?\r |
800 | sram_size = 0x12000;\r |
801 | sram_data = SRam.data;\r |
802 | if (sram_data)\r |
803 | memcpy32((int *)sram_data, (int *)Pico_mcd->bram, 0x2000/4);\r |
804 | } else {\r |
805 | sram_size = 0x2000;\r |
806 | sram_data = Pico_mcd->bram;\r |
807 | truncate = 0; // the .brm may contain RAM cart data after normal brm\r |
808 | }\r |
809 | } else {\r |
810 | sram_size = SRam.end-SRam.start+1;\r |
811 | if(Pico.m.sram_reg & 4) sram_size=0x2000;\r |
812 | sram_data = SRam.data;\r |
813 | }\r |
814 | if (!sram_data) return 0; // SRam forcefully disabled for this game\r |
815 | \r |
816 | if (load) {\r |
817 | sramFile = fopen(saveFname, "rb");\r |
818 | if(!sramFile) return -1;\r |
819 | fread(sram_data, 1, sram_size, sramFile);\r |
820 | fclose(sramFile);\r |
821 | if ((PicoMCD&1) && (PicoOpt&0x8000))\r |
822 | memcpy32((int *)Pico_mcd->bram, (int *)sram_data, 0x2000/4);\r |
823 | } else {\r |
824 | // sram save needs some special processing\r |
825 | // see if we have anything to save\r |
826 | for (; sram_size > 0; sram_size--)\r |
827 | if (sram_data[sram_size-1]) break;\r |
828 | \r |
829 | if (sram_size) {\r |
830 | sramFile = fopen(saveFname, truncate ? "wb" : "r+b");\r |
831 | if (!sramFile) sramFile = fopen(saveFname, "wb"); // retry\r |
832 | if (!sramFile) return -1;\r |
833 | ret = fwrite(sram_data, 1, sram_size, sramFile);\r |
834 | ret = (ret != sram_size) ? -1 : 0;\r |
835 | fclose(sramFile);\r |
836 | #ifndef NO_SYNC\r |
837 | sync();\r |
838 | #endif\r |
839 | }\r |
840 | }\r |
841 | return ret;\r |
842 | }\r |
843 | else\r |
844 | {\r |
845 | void *PmovFile = NULL;\r |
11f4e722 |
846 | if (strcmp(saveFname + strlen(saveFname) - 3, ".gz") == 0)\r |
847 | {\r |
f013066e |
848 | if( (PmovFile = gzopen(saveFname, load ? "rb" : "wb")) ) {\r |
849 | emu_setSaveStateCbs(1);\r |
11f4e722 |
850 | if (!load) gzsetparams(PmovFile, 9, Z_DEFAULT_STRATEGY);\r |
f013066e |
851 | }\r |
852 | }\r |
853 | else\r |
854 | {\r |
855 | if( (PmovFile = fopen(saveFname, load ? "rb" : "wb")) ) {\r |
856 | emu_setSaveStateCbs(0);\r |
857 | }\r |
858 | }\r |
859 | if(PmovFile) {\r |
860 | ret = PmovState(load ? 6 : 5, PmovFile);\r |
861 | areaClose(PmovFile);\r |
862 | PmovFile = 0;\r |
863 | if (load) Pico.m.dirtyPal=1;\r |
864 | #ifndef NO_SYNC\r |
865 | else sync();\r |
866 | #endif\r |
867 | }\r |
868 | else ret = -1;\r |
869 | if (!ret)\r |
870 | strcpy(noticeMsg, load ? "GAME LOADED " : "GAME SAVED ");\r |
871 | else\r |
872 | {\r |
873 | strcpy(noticeMsg, load ? "LOAD FAILED " : "SAVE FAILED ");\r |
874 | ret = -1;\r |
875 | }\r |
876 | \r |
877 | emu_noticeMsgUpdated();\r |
878 | return ret;\r |
879 | }\r |
880 | }\r |