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 |
3e85ebdd |
37 | char *PicoConfigFile = "config.cfg";\r |
0ae25549 |
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 |
367b6f1f |
43 | char lastRomFile[512];\r |
8e708f92 |
44 | int kb_combo_keys = 0, kb_combo_acts = 0; // keys and actions which need button combos\r |
f013066e |
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_scd2_9306", "SegaCDBIOS9303", "us_scd1_9210" };\r |
93 | char *biosfiles_eu[] = { "eu_mcd2_9306", "eu_mcd2_9303", "eu_mcd1_9210" };\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 |
c6334564 |
143 | /* check if the name begins with BIOS name */\r |
367b6f1f |
144 | /*\r |
c6334564 |
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 |
367b6f1f |
156 | */\r |
c6334564 |
157 | \r |
367b6f1f |
158 | static unsigned char id_header[0x100];\r |
0ae25549 |
159 | \r |
f013066e |
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 |
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183 | pm_seek(cd_f, (type == 1) ? 0x100 : 0x110, SEEK_SET);\r |
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184 | pm_read(id_header, sizeof(id_header), cd_f);\r |
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185 | \r |
f013066e |
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 |
0ae25549 |
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 |
8e708f92 |
236 | int pos, swab = 1;\r |
0ae25549 |
237 | \r |
8e708f92 |
238 | if (PicoMCD & 1) {\r |
239 | strcpy(id_string, "CD|");\r |
240 | swab = 0;\r |
241 | }\r |
367b6f1f |
242 | else strcpy(id_string, "MD|");\r |
0ae25549 |
243 | pos = 3;\r |
244 | \r |
8e708f92 |
245 | pos += extract_text(id_string + pos, id_header + 0x80, 0x0e, swab); // serial\r |
0ae25549 |
246 | id_string[pos] = '|'; pos++;\r |
8e708f92 |
247 | pos += extract_text(id_string + pos, id_header + 0xf0, 0x03, swab); // region\r |
0ae25549 |
248 | id_string[pos] = '|'; pos++;\r |
8e708f92 |
249 | pos += extract_text(id_string + pos, id_header + 0x50, 0x30, swab); // overseas name\r |
0ae25549 |
250 | id_string[pos] = 0;\r |
251 | \r |
0ae25549 |
252 | return id_string;\r |
253 | }\r |
254 | \r |
f013066e |
255 | int emu_ReloadRom(void)\r |
256 | {\r |
257 | unsigned int rom_size = 0;\r |
258 | char *used_rom_name = romFileName;\r |
144a28a0 |
259 | unsigned char *rom_data = NULL;\r |
f013066e |
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 |
144a28a0 |
269 | if (!strcmp(ext, ".srm") || !strcmp(ext, "s.gz") || !strcmp(ext, ".mds")) { // s.gz ~ .mds.gz\r |
f013066e |
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 |
144a28a0 |
277 | if (movie_data) {\r |
f013066e |
278 | free(movie_data);\r |
279 | movie_data = 0;\r |
280 | }\r |
144a28a0 |
281 | if (!strcmp(ext, ".gmv")) {\r |
f013066e |
282 | // check for both gmv and rom\r |
283 | int dummy;\r |
284 | FILE *movie_file = fopen(romFileName, "rb");\r |
285 | if(!movie_file) {\r |
286 | sprintf(menuErrorMsg, "Failed to open movie.");\r |
287 | return 0;\r |
288 | }\r |
289 | fseek(movie_file, 0, SEEK_END);\r |
290 | movie_size = ftell(movie_file);\r |
291 | fseek(movie_file, 0, SEEK_SET);\r |
292 | if(movie_size < 64+3) {\r |
293 | sprintf(menuErrorMsg, "Invalid GMV file.");\r |
294 | fclose(movie_file);\r |
295 | return 0;\r |
296 | }\r |
297 | movie_data = malloc(movie_size);\r |
298 | if(movie_data == NULL) {\r |
299 | sprintf(menuErrorMsg, "low memory.");\r |
300 | fclose(movie_file);\r |
301 | return 0;\r |
302 | }\r |
303 | fread(movie_data, 1, movie_size, movie_file);\r |
304 | fclose(movie_file);\r |
305 | if (strncmp((char *)movie_data, "Gens Movie TEST", 15) != 0) {\r |
306 | sprintf(menuErrorMsg, "Invalid GMV file.");\r |
307 | return 0;\r |
308 | }\r |
309 | dummy = try_rfn_cut() || try_rfn_cut();\r |
310 | if (!dummy) {\r |
311 | sprintf(menuErrorMsg, "Could't find a ROM for movie.");\r |
312 | return 0;\r |
313 | }\r |
314 | get_ext(romFileName, ext);\r |
315 | }\r |
316 | else if (!strcmp(ext, ".pat")) {\r |
317 | int dummy;\r |
318 | PicoPatchLoad(romFileName);\r |
319 | dummy = try_rfn_cut() || try_rfn_cut();\r |
320 | if (!dummy) {\r |
321 | sprintf(menuErrorMsg, "Could't find a ROM to patch.");\r |
322 | return 0;\r |
323 | }\r |
324 | get_ext(romFileName, ext);\r |
325 | }\r |
326 | \r |
327 | if ((PicoMCD & 1) && Pico_mcd != NULL)\r |
328 | Stop_CD();\r |
329 | \r |
330 | // check for MegaCD image\r |
331 | cd_state = emu_cdCheck(&cd_region);\r |
332 | if (cd_state > 0)\r |
333 | {\r |
8e708f92 |
334 | PicoMCD |= 1;\r |
f013066e |
335 | // valid CD image, check for BIOS..\r |
336 | \r |
337 | // we need to have config loaded at this point\r |
338 | ret = emu_ReadConfig(1, 1);\r |
339 | if (!ret) emu_ReadConfig(0, 1);\r |
340 | cfg_loaded = 1;\r |
341 | \r |
342 | if (PicoRegionOverride) {\r |
343 | cd_region = PicoRegionOverride;\r |
344 | lprintf("overrided region to %s\n", cd_region != 4 ? (cd_region == 8 ? "EU" : "JAP") : "USA");\r |
345 | }\r |
346 | if (!emu_findBios(cd_region, &used_rom_name)) {\r |
347 | // bios_help() ?\r |
8e708f92 |
348 | PicoMCD &= ~1;\r |
f013066e |
349 | return 0;\r |
350 | }\r |
351 | \r |
f013066e |
352 | get_ext(used_rom_name, ext);\r |
353 | }\r |
354 | else\r |
355 | {\r |
356 | if (PicoMCD & 1) Stop_CD();\r |
357 | PicoMCD &= ~1;\r |
358 | }\r |
359 | \r |
360 | rom = pm_open(used_rom_name);\r |
144a28a0 |
361 | if (!rom) {\r |
f013066e |
362 | sprintf(menuErrorMsg, "Failed to open rom.");\r |
363 | return 0;\r |
364 | }\r |
365 | \r |
a6df06b7 |
366 | menu_romload_prepare(used_rom_name); // also CD load\r |
f013066e |
367 | \r |
144a28a0 |
368 | PicoCartUnload();\r |
369 | rom_loaded = 0;\r |
f013066e |
370 | \r |
144a28a0 |
371 | if ( (ret = PicoCartLoad(rom, &rom_data, &rom_size)) ) {\r |
f013066e |
372 | sprintf(menuErrorMsg, "PicoCartLoad() failed.");\r |
373 | lprintf("%s\n", menuErrorMsg);\r |
374 | pm_close(rom);\r |
375 | menu_romload_end();\r |
376 | return 0;\r |
377 | }\r |
378 | pm_close(rom);\r |
f013066e |
379 | \r |
380 | // detect wrong files (Pico crashes on very small files), also see if ROM EP is good\r |
144a28a0 |
381 | if (rom_size <= 0x200 || strncmp((char *)rom_data, "Pico", 4) == 0 ||\r |
f013066e |
382 | ((*(unsigned char *)(rom_data+4)<<16)|(*(unsigned short *)(rom_data+6))) >= (int)rom_size) {\r |
383 | if (rom_data) free(rom_data);\r |
f013066e |
384 | sprintf(menuErrorMsg, "Not a ROM selected.");\r |
a6df06b7 |
385 | menu_romload_end();\r |
f013066e |
386 | return 0;\r |
387 | }\r |
388 | \r |
389 | // load config for this ROM (do this before insert to get correct region)\r |
367b6f1f |
390 | if (!(PicoMCD&1))\r |
391 | memcpy(id_header, rom_data + 0x100, sizeof(id_header));\r |
f013066e |
392 | if (!cfg_loaded) {\r |
393 | ret = emu_ReadConfig(1, 1);\r |
394 | if (!ret) emu_ReadConfig(0, 1);\r |
395 | }\r |
396 | \r |
397 | lprintf("PicoCartInsert(%p, %d);\n", rom_data, rom_size);\r |
144a28a0 |
398 | if (PicoCartInsert(rom_data, rom_size)) {\r |
f013066e |
399 | sprintf(menuErrorMsg, "Failed to load ROM.");\r |
a6df06b7 |
400 | menu_romload_end();\r |
f013066e |
401 | return 0;\r |
402 | }\r |
403 | \r |
404 | Pico.m.frame_count = 0;\r |
405 | \r |
406 | // insert CD if it was detected\r |
407 | if (cd_state > 0) {\r |
408 | ret = Insert_CD(romFileName, cd_state == 2);\r |
409 | if (ret != 0) {\r |
410 | sprintf(menuErrorMsg, "Insert_CD() failed, invalid CD image?");\r |
411 | lprintf("%s\n", menuErrorMsg);\r |
a6df06b7 |
412 | menu_romload_end();\r |
f013066e |
413 | return 0;\r |
414 | }\r |
415 | }\r |
416 | \r |
a6df06b7 |
417 | menu_romload_end();\r |
418 | \r |
f013066e |
419 | if (PicoPatches) {\r |
420 | PicoPatchPrepare();\r |
421 | PicoPatchApply();\r |
422 | }\r |
423 | \r |
424 | // additional movie stuff\r |
425 | if (movie_data) {\r |
426 | if(movie_data[0x14] == '6')\r |
427 | PicoOpt |= 0x20; // 6 button pad\r |
428 | else PicoOpt &= ~0x20;\r |
429 | PicoOpt |= 0x10040; // accurate timing, no VDP fifo timing\r |
430 | if(movie_data[0xF] >= 'A') {\r |
431 | if(movie_data[0x16] & 0x80) {\r |
432 | PicoRegionOverride = 8;\r |
433 | } else {\r |
434 | PicoRegionOverride = 4;\r |
435 | }\r |
436 | PicoReset(0);\r |
437 | // TODO: bits 6 & 5\r |
438 | }\r |
439 | movie_data[0x18+30] = 0;\r |
440 | sprintf(noticeMsg, "MOVIE: %s", (char *) &movie_data[0x18]);\r |
441 | }\r |
442 | else\r |
443 | {\r |
444 | PicoOpt &= ~0x10000;\r |
445 | if(Pico.m.pal) {\r |
446 | strcpy(noticeMsg, "PAL SYSTEM / 50 FPS");\r |
447 | } else {\r |
448 | strcpy(noticeMsg, "NTSC SYSTEM / 60 FPS");\r |
449 | }\r |
450 | }\r |
451 | emu_noticeMsgUpdated();\r |
452 | \r |
453 | // load SRAM for this ROM\r |
144a28a0 |
454 | if (currentConfig.EmuOpt & 1)\r |
f013066e |
455 | emu_SaveLoadGame(1, 1);\r |
456 | \r |
367b6f1f |
457 | strncpy(lastRomFile, romFileName, sizeof(lastRomFile)-1);\r |
458 | lastRomFile[sizeof(lastRomFile)-1] = 0;\r |
144a28a0 |
459 | rom_loaded = 1;\r |
f013066e |
460 | return 1;\r |
461 | }\r |
462 | \r |
463 | \r |
464 | static void romfname_ext(char *dst, const char *prefix, const char *ext)\r |
465 | {\r |
466 | char *p;\r |
467 | int prefix_len = 0;\r |
468 | \r |
469 | // make save filename\r |
470 | for (p = romFileName+strlen(romFileName)-1; p >= romFileName && *p != '/'; p--); p++;\r |
471 | *dst = 0;\r |
472 | if (prefix) {\r |
473 | strcpy(dst, prefix);\r |
474 | prefix_len = strlen(prefix);\r |
475 | }\r |
476 | strncpy(dst + prefix_len, p, 511-prefix_len);\r |
477 | dst[511-8] = 0;\r |
478 | if (dst[strlen(dst)-4] == '.') dst[strlen(dst)-4] = 0;\r |
479 | if (ext) strcat(dst, ext);\r |
480 | }\r |
481 | \r |
482 | \r |
483 | int emu_ReadConfig(int game, int no_defaults)\r |
484 | {\r |
0ae25549 |
485 | char cfg[512];\r |
f013066e |
486 | FILE *f;\r |
0ae25549 |
487 | int ret;\r |
f013066e |
488 | \r |
489 | if (!game)\r |
490 | {\r |
491 | if (!no_defaults)\r |
f013066e |
492 | emu_setDefaultConfig();\r |
f013066e |
493 | strncpy(cfg, PicoConfigFile, 511);\r |
494 | if (config_slot != 0)\r |
495 | {\r |
496 | char *p = strrchr(cfg, '.');\r |
497 | if (p == NULL) p = cfg + strlen(cfg);\r |
0ae25549 |
498 | sprintf(p, ".%i.cfg", config_slot);\r |
f013066e |
499 | }\r |
500 | cfg[511] = 0;\r |
0ae25549 |
501 | ret = config_readsect(cfg, NULL);\r |
f013066e |
502 | }\r |
0ae25549 |
503 | else\r |
504 | {\r |
367b6f1f |
505 | char *sect = emu_makeRomId();\r |
f013066e |
506 | \r |
0ae25549 |
507 | // try new .cfg way\r |
508 | if (config_slot != 0)\r |
509 | sprintf(cfg, "game.%i.cfg", config_slot);\r |
510 | else strcpy(cfg, "game.cfg");\r |
367b6f1f |
511 | \r |
512 | ret = -1;\r |
513 | if (config_havesect(cfg, sect)) {\r |
514 | emu_setDefaultConfig();\r |
515 | ret = config_readsect(cfg, sect);\r |
516 | }\r |
0ae25549 |
517 | \r |
518 | if (ret != 0)\r |
519 | {\r |
520 | // fall back to old\r |
521 | char extbuf[16];\r |
522 | if (config_slot != 0)\r |
523 | sprintf(extbuf, ".%i.pbcfg", config_slot);\r |
524 | else strcpy(extbuf, ".pbcfg");\r |
525 | romfname_ext(cfg, "cfg/", extbuf);\r |
526 | f = fopen(cfg, "rb");\r |
527 | if (!f) {\r |
528 | romfname_ext(cfg, NULL, ".pbcfg");\r |
529 | f = fopen(cfg, "rb");\r |
530 | }\r |
531 | if (f) {\r |
367b6f1f |
532 | int bread;\r |
533 | fseek(f, 512, SEEK_SET); // skip unused lrom buffer\r |
534 | bread = fread(¤tConfig, 1, sizeof(currentConfig), f);\r |
0ae25549 |
535 | lprintf("emu_ReadConfig: %s %s\n", cfg, bread > 0 ? "(ok)" : "(failed)");\r |
536 | fclose(f);\r |
537 | ret = 0;\r |
538 | }\r |
539 | \r |
540 | if (ret == 0) {\r |
541 | PicoOpt = currentConfig.s_PicoOpt;\r |
542 | PsndRate = currentConfig.s_PsndRate;\r |
543 | PicoRegionOverride = currentConfig.s_PicoRegion;\r |
544 | PicoAutoRgnOrder = currentConfig.s_PicoAutoRgnOrder;\r |
545 | PicoCDBuffers = currentConfig.s_PicoCDBuffers;\r |
546 | }\r |
547 | }\r |
548 | else\r |
549 | {\r |
367b6f1f |
550 | lprintf("loaded cfg from sect \"%s\"\n", sect);\r |
0ae25549 |
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 |
367b6f1f |
595 | lprintf("emu_WriteConfig: sect \"%s\"\n", game_sect);\r |
f013066e |
596 | }\r |
597 | \r |
598 | lprintf("emu_WriteConfig: %s ", cfg);\r |
0ae25549 |
599 | ret = config_writesect(cfg, game_sect);\r |
367b6f1f |
600 | if (write_lrom) config_writelrom(cfg);\r |
f013066e |
601 | #ifndef NO_SYNC\r |
0ae25549 |
602 | sync();\r |
f013066e |
603 | #endif\r |
0ae25549 |
604 | lprintf((ret == 0) ? "(ok)\n" : "(failed)\n");\r |
f013066e |
605 | \r |
0ae25549 |
606 | if (ret == 0) config_slot_current = config_slot;\r |
607 | return ret == 0;\r |
f013066e |
608 | }\r |
609 | \r |
610 | \r |
611 | void emu_textOut8(int x, int y, const char *text)\r |
612 | {\r |
613 | int i,l,len=strlen(text);\r |
614 | unsigned char *screen = (unsigned char *)SCREEN_BUFFER + x + y*SCREEN_WIDTH;\r |
615 | \r |
616 | /* always using built-in font */\r |
617 | for (i = 0; i < len; i++)\r |
618 | {\r |
619 | for (l=0;l<8;l++)\r |
620 | {\r |
621 | unsigned char fd = fontdata8x8[((text[i])*8)+l];\r |
622 | if (fd&0x80) screen[l*SCREEN_WIDTH+0]=0xf0;\r |
623 | if (fd&0x40) screen[l*SCREEN_WIDTH+1]=0xf0;\r |
624 | if (fd&0x20) screen[l*SCREEN_WIDTH+2]=0xf0;\r |
625 | if (fd&0x10) screen[l*SCREEN_WIDTH+3]=0xf0;\r |
626 | if (fd&0x08) screen[l*SCREEN_WIDTH+4]=0xf0;\r |
627 | if (fd&0x04) screen[l*SCREEN_WIDTH+5]=0xf0;\r |
628 | if (fd&0x02) screen[l*SCREEN_WIDTH+6]=0xf0;\r |
629 | if (fd&0x01) screen[l*SCREEN_WIDTH+7]=0xf0;\r |
630 | }\r |
631 | screen += 8;\r |
632 | }\r |
633 | }\r |
634 | \r |
635 | void emu_textOut16(int x, int y, const char *text)\r |
636 | {\r |
637 | int i,l,len=strlen(text);\r |
638 | unsigned short *screen = (unsigned short *)SCREEN_BUFFER + x + y*SCREEN_WIDTH;\r |
639 | \r |
640 | for (i = 0; i < len; i++)\r |
641 | {\r |
642 | for (l=0;l<8;l++)\r |
643 | {\r |
644 | unsigned char fd = fontdata8x8[((text[i])*8)+l];\r |
645 | if(fd&0x80) screen[l*SCREEN_WIDTH+0]=0xffff;\r |
646 | if(fd&0x40) screen[l*SCREEN_WIDTH+1]=0xffff;\r |
647 | if(fd&0x20) screen[l*SCREEN_WIDTH+2]=0xffff;\r |
648 | if(fd&0x10) screen[l*SCREEN_WIDTH+3]=0xffff;\r |
649 | if(fd&0x08) screen[l*SCREEN_WIDTH+4]=0xffff;\r |
650 | if(fd&0x04) screen[l*SCREEN_WIDTH+5]=0xffff;\r |
651 | if(fd&0x02) screen[l*SCREEN_WIDTH+6]=0xffff;\r |
652 | if(fd&0x01) screen[l*SCREEN_WIDTH+7]=0xffff;\r |
653 | }\r |
654 | screen += 8;\r |
655 | }\r |
656 | }\r |
657 | \r |
8e708f92 |
658 | void emu_findKeyBindCombos(void)\r |
659 | {\r |
660 | int act, u;\r |
661 | \r |
662 | // find out which keys and actions are combos\r |
663 | kb_combo_keys = kb_combo_acts = 0;\r |
664 | for (act = 0; act < 32; act++)\r |
665 | {\r |
666 | int keyc = 0, keyc2 = 0;\r |
667 | if (act == 16 || act == 17) continue; // player2 flag\r |
668 | if (act > 17)\r |
669 | {\r |
670 | for (u = 0; u < 32; u++)\r |
671 | if (currentConfig.KeyBinds[u] & (1 << act)) keyc++;\r |
672 | }\r |
673 | else\r |
674 | {\r |
675 | for (u = 0; u < 32; u++)\r |
676 | if ((currentConfig.KeyBinds[u] & 0x30000) == 0 && // pl. 1\r |
677 | (currentConfig.KeyBinds[u] & (1 << act))) keyc++;\r |
678 | for (u = 0; u < 32; u++)\r |
679 | if ((currentConfig.KeyBinds[u] & 0x30000) == 1 && // pl. 2\r |
680 | (currentConfig.KeyBinds[u] & (1 << act))) keyc2++;\r |
681 | if (keyc2 > keyc) keyc = keyc2;\r |
682 | }\r |
683 | if (keyc > 1)\r |
684 | {\r |
685 | // loop again and mark those keys and actions as combo\r |
686 | for (u = 0; u < 32; u++)\r |
687 | {\r |
688 | if (currentConfig.KeyBinds[u] & (1 << act)) {\r |
689 | kb_combo_keys |= 1 << u;\r |
690 | kb_combo_acts |= 1 << act;\r |
691 | }\r |
692 | }\r |
693 | }\r |
694 | }\r |
695 | \r |
696 | // printf("combo keys/acts: %08x %08x\n", kb_combo_keys, kb_combo_acts);\r |
697 | }\r |
698 | \r |
f013066e |
699 | \r |
700 | void emu_updateMovie(void)\r |
701 | {\r |
702 | int offs = Pico.m.frame_count*3 + 0x40;\r |
703 | if (offs+3 > movie_size) {\r |
704 | free(movie_data);\r |
705 | movie_data = 0;\r |
706 | strcpy(noticeMsg, "END OF MOVIE.");\r |
707 | lprintf("END OF MOVIE.\n");\r |
708 | emu_noticeMsgUpdated();\r |
709 | } else {\r |
710 | // MXYZ SACB RLDU\r |
711 | PicoPad[0] = ~movie_data[offs] & 0x8f; // ! SCBA RLDU\r |
712 | if(!(movie_data[offs] & 0x10)) PicoPad[0] |= 0x40; // A\r |
713 | if(!(movie_data[offs] & 0x20)) PicoPad[0] |= 0x10; // B\r |
714 | if(!(movie_data[offs] & 0x40)) PicoPad[0] |= 0x20; // A\r |
715 | PicoPad[1] = ~movie_data[offs+1] & 0x8f; // ! SCBA RLDU\r |
716 | if(!(movie_data[offs+1] & 0x10)) PicoPad[1] |= 0x40; // A\r |
717 | if(!(movie_data[offs+1] & 0x20)) PicoPad[1] |= 0x10; // B\r |
718 | if(!(movie_data[offs+1] & 0x40)) PicoPad[1] |= 0x20; // A\r |
719 | PicoPad[0] |= (~movie_data[offs+2] & 0x0A) << 8; // ! MZYX\r |
720 | if(!(movie_data[offs+2] & 0x01)) PicoPad[0] |= 0x0400; // X\r |
721 | if(!(movie_data[offs+2] & 0x04)) PicoPad[0] |= 0x0100; // Z\r |
722 | PicoPad[1] |= (~movie_data[offs+2] & 0xA0) << 4; // ! MZYX\r |
723 | if(!(movie_data[offs+2] & 0x10)) PicoPad[1] |= 0x0400; // X\r |
724 | if(!(movie_data[offs+2] & 0x40)) PicoPad[1] |= 0x0100; // Z\r |
725 | }\r |
726 | }\r |
727 | \r |
728 | \r |
729 | static size_t gzRead2(void *p, size_t _size, size_t _n, void *file)\r |
730 | {\r |
731 | return gzread(file, p, _n);\r |
732 | }\r |
733 | \r |
734 | \r |
735 | static size_t gzWrite2(void *p, size_t _size, size_t _n, void *file)\r |
736 | {\r |
737 | return gzwrite(file, p, _n);\r |
738 | }\r |
739 | \r |
740 | static int try_ropen_file(const char *fname)\r |
741 | {\r |
742 | FILE *f;\r |
743 | \r |
744 | f = fopen(fname, "rb");\r |
745 | if (f) {\r |
746 | fclose(f);\r |
747 | return 1;\r |
748 | }\r |
749 | return 0;\r |
750 | }\r |
751 | \r |
752 | char *emu_GetSaveFName(int load, int is_sram, int slot)\r |
753 | {\r |
754 | static char saveFname[512];\r |
755 | char ext[16];\r |
756 | \r |
757 | if (is_sram)\r |
758 | {\r |
759 | romfname_ext(saveFname, (PicoMCD&1) ? "brm/" : "srm/", (PicoMCD&1) ? ".brm" : ".srm");\r |
760 | if (load) {\r |
761 | if (try_ropen_file(saveFname)) return saveFname;\r |
762 | // try in current dir..\r |
763 | romfname_ext(saveFname, NULL, (PicoMCD&1) ? ".brm" : ".srm");\r |
764 | if (try_ropen_file(saveFname)) return saveFname;\r |
765 | return NULL; // give up\r |
766 | }\r |
767 | }\r |
768 | else\r |
769 | {\r |
770 | ext[0] = 0;\r |
771 | if(slot > 0 && slot < 10) sprintf(ext, ".%i", slot);\r |
772 | strcat(ext, (currentConfig.EmuOpt & 8) ? ".mds.gz" : ".mds");\r |
773 | \r |
774 | romfname_ext(saveFname, "mds/", ext);\r |
775 | if (load) {\r |
776 | if (try_ropen_file(saveFname)) return saveFname;\r |
777 | romfname_ext(saveFname, NULL, ext);\r |
778 | if (try_ropen_file(saveFname)) return saveFname;\r |
779 | if (currentConfig.EmuOpt & 8) {\r |
780 | ext[0] = 0;\r |
781 | if(slot > 0 && slot < 10) sprintf(ext, ".%i", slot);\r |
782 | strcat(ext, ".mds");\r |
783 | \r |
784 | romfname_ext(saveFname, "mds/", ext);\r |
785 | if (try_ropen_file(saveFname)) return saveFname;\r |
786 | romfname_ext(saveFname, NULL, ext);\r |
787 | if (try_ropen_file(saveFname)) return saveFname;\r |
788 | }\r |
789 | return NULL;\r |
790 | }\r |
791 | }\r |
792 | \r |
793 | return saveFname;\r |
794 | }\r |
795 | \r |
796 | int emu_checkSaveFile(int slot)\r |
797 | {\r |
798 | return emu_GetSaveFName(1, 0, slot) ? 1 : 0;\r |
799 | }\r |
800 | \r |
801 | void emu_setSaveStateCbs(int gz)\r |
802 | {\r |
803 | if (gz) {\r |
804 | areaRead = gzRead2;\r |
805 | areaWrite = gzWrite2;\r |
806 | areaEof = (areaeof *) gzeof;\r |
807 | areaSeek = (areaseek *) gzseek;\r |
808 | areaClose = (areaclose *) gzclose;\r |
809 | } else {\r |
810 | areaRead = (arearw *) fread;\r |
811 | areaWrite = (arearw *) fwrite;\r |
812 | areaEof = (areaeof *) feof;\r |
813 | areaSeek = (areaseek *) fseek;\r |
814 | areaClose = (areaclose *) fclose;\r |
815 | }\r |
816 | }\r |
817 | \r |
818 | int emu_SaveLoadGame(int load, int sram)\r |
819 | {\r |
820 | int ret = 0;\r |
821 | char *saveFname;\r |
822 | \r |
823 | // make save filename\r |
824 | saveFname = emu_GetSaveFName(load, sram, state_slot);\r |
825 | if (saveFname == NULL) {\r |
826 | if (!sram) {\r |
827 | strcpy(noticeMsg, load ? "LOAD FAILED (missing file)" : "SAVE FAILED ");\r |
828 | emu_noticeMsgUpdated();\r |
829 | }\r |
830 | return -1;\r |
831 | }\r |
832 | \r |
833 | lprintf("saveLoad (%i, %i): %s\n", load, sram, saveFname);\r |
834 | \r |
11f4e722 |
835 | if (sram)\r |
836 | {\r |
f013066e |
837 | FILE *sramFile;\r |
838 | int sram_size;\r |
839 | unsigned char *sram_data;\r |
840 | int truncate = 1;\r |
841 | if (PicoMCD&1) {\r |
842 | if (PicoOpt&0x8000) { // MCD RAM cart?\r |
843 | sram_size = 0x12000;\r |
844 | sram_data = SRam.data;\r |
845 | if (sram_data)\r |
846 | memcpy32((int *)sram_data, (int *)Pico_mcd->bram, 0x2000/4);\r |
847 | } else {\r |
848 | sram_size = 0x2000;\r |
849 | sram_data = Pico_mcd->bram;\r |
850 | truncate = 0; // the .brm may contain RAM cart data after normal brm\r |
851 | }\r |
852 | } else {\r |
853 | sram_size = SRam.end-SRam.start+1;\r |
854 | if(Pico.m.sram_reg & 4) sram_size=0x2000;\r |
855 | sram_data = SRam.data;\r |
856 | }\r |
857 | if (!sram_data) return 0; // SRam forcefully disabled for this game\r |
858 | \r |
859 | if (load) {\r |
860 | sramFile = fopen(saveFname, "rb");\r |
861 | if(!sramFile) return -1;\r |
862 | fread(sram_data, 1, sram_size, sramFile);\r |
863 | fclose(sramFile);\r |
864 | if ((PicoMCD&1) && (PicoOpt&0x8000))\r |
865 | memcpy32((int *)Pico_mcd->bram, (int *)sram_data, 0x2000/4);\r |
866 | } else {\r |
867 | // sram save needs some special processing\r |
868 | // see if we have anything to save\r |
869 | for (; sram_size > 0; sram_size--)\r |
870 | if (sram_data[sram_size-1]) break;\r |
871 | \r |
872 | if (sram_size) {\r |
873 | sramFile = fopen(saveFname, truncate ? "wb" : "r+b");\r |
874 | if (!sramFile) sramFile = fopen(saveFname, "wb"); // retry\r |
875 | if (!sramFile) return -1;\r |
876 | ret = fwrite(sram_data, 1, sram_size, sramFile);\r |
877 | ret = (ret != sram_size) ? -1 : 0;\r |
878 | fclose(sramFile);\r |
879 | #ifndef NO_SYNC\r |
880 | sync();\r |
881 | #endif\r |
882 | }\r |
883 | }\r |
884 | return ret;\r |
885 | }\r |
886 | else\r |
887 | {\r |
888 | void *PmovFile = NULL;\r |
11f4e722 |
889 | if (strcmp(saveFname + strlen(saveFname) - 3, ".gz") == 0)\r |
890 | {\r |
f013066e |
891 | if( (PmovFile = gzopen(saveFname, load ? "rb" : "wb")) ) {\r |
892 | emu_setSaveStateCbs(1);\r |
11f4e722 |
893 | if (!load) gzsetparams(PmovFile, 9, Z_DEFAULT_STRATEGY);\r |
f013066e |
894 | }\r |
895 | }\r |
896 | else\r |
897 | {\r |
898 | if( (PmovFile = fopen(saveFname, load ? "rb" : "wb")) ) {\r |
899 | emu_setSaveStateCbs(0);\r |
900 | }\r |
901 | }\r |
902 | if(PmovFile) {\r |
903 | ret = PmovState(load ? 6 : 5, PmovFile);\r |
904 | areaClose(PmovFile);\r |
905 | PmovFile = 0;\r |
906 | if (load) Pico.m.dirtyPal=1;\r |
907 | #ifndef NO_SYNC\r |
908 | else sync();\r |
909 | #endif\r |
910 | }\r |
911 | else ret = -1;\r |
912 | if (!ret)\r |
913 | strcpy(noticeMsg, load ? "GAME LOADED " : "GAME SAVED ");\r |
914 | else\r |
915 | {\r |
916 | strcpy(noticeMsg, load ? "LOAD FAILED " : "SAVE FAILED ");\r |
917 | ret = -1;\r |
918 | }\r |
919 | \r |
920 | emu_noticeMsgUpdated();\r |
921 | return ret;\r |
922 | }\r |
923 | }\r |
8e708f92 |
924 | \r |