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major menu unification, minor reorganization
[picodrive.git] / platform / common / config.c
CommitLineData
835e7900 1/*
2 * Human-readable config file management for PicoDrive
ca482e5d 3 * (c) notaz, 2008
835e7900 4 */
5
4609d0cd 6#include <stdio.h>
835e7900 7#include <string.h>
8#include <stdlib.h>
f8af9634 9#ifdef __EPOC32__
ca482e5d 10#include <unistd.h>
11#endif
835e7900 12#include "config.h"
7e4c661a 13#include "input.h"
4609d0cd 14#include "lprintf.h"
15
16static char *mystrip(char *str);
17
18#ifndef _MSC_VER
19
835e7900 20#include "menu.h"
21#include "emu.h"
efcba75f 22#include <pico/pico.h>
835e7900 23
7b802576 24#define NL "\r\n"
835e7900 25
835e7900 26static int seek_sect(FILE *f, const char *section)
27{
28 char line[128], *tmp;
29 int len;
30
31 len = strlen(section);
32 // seek to the section needed
33 while (!feof(f))
34 {
35 tmp = fgets(line, sizeof(line), f);
36 if (tmp == NULL) break;
37
38 if (line[0] != '[') continue; // not section start
39 if (strncmp(line + 1, section, len) == 0 && line[len+1] == ']')
40 return 1; // found it
41 }
42
43 return 0;
44}
45
46
c46ffd31 47static void custom_write(FILE *f, const menu_entry *me, int no_def)
835e7900 48{
713c9224 49 char str24[24];
835e7900 50
51 switch (me->id)
52 {
835e7900 53 case MA_OPT2_GAMMA:
c46ffd31 54 if (no_def && defaultConfig.gamma == currentConfig.gamma) return;
835e7900 55 fprintf(f, "Gamma correction = %.3f", (double)currentConfig.gamma / 100.0);
56 break;
57 case MA_OPT2_SQUIDGEHACK:
c46ffd31 58 if (no_def && !((defaultConfig.EmuOpt^currentConfig.EmuOpt)&0x0010)) return;
835e7900 59 fprintf(f, "Squidgehack = %i", (currentConfig.EmuOpt&0x0010)>>4);
60 break;
61 case MA_CDOPT_READAHEAD:
c46ffd31 62 if (no_def && defaultConfig.s_PicoCDBuffers == PicoCDBuffers) return;
835e7900 63 sprintf(str24, "%i", PicoCDBuffers * 2);
64 fprintf(f, "ReadAhead buffer = %s", str24);
65 break;
6fc57144 66 /* PSP */
67 case MA_OPT3_SCALE:
68 if (no_def && defaultConfig.scale == currentConfig.scale) return;
69 fprintf(f, "Scale factor = %.2f", currentConfig.scale);
70 break;
71 case MA_OPT3_HSCALE32:
72 if (no_def && defaultConfig.hscale32 == currentConfig.hscale32) return;
73 fprintf(f, "Hor. scale (for low res. games) = %.2f", currentConfig.hscale32);
74 break;
75 case MA_OPT3_HSCALE40:
76 if (no_def && defaultConfig.hscale40 == currentConfig.hscale40) return;
77 fprintf(f, "Hor. scale (for hi res. games) = %.2f", currentConfig.hscale40);
78 break;
79 case MA_OPT3_FILTERING:
80 if (no_def && defaultConfig.scaling == currentConfig.scaling) return;
81 fprintf(f, "Bilinear filtering = %i", currentConfig.scaling);
82 break;
83 case MA_OPT3_GAMMAA:
84 if (no_def && defaultConfig.gamma == currentConfig.gamma) return;
85 fprintf(f, "Gamma adjustment = %i", currentConfig.gamma);
86 break;
87 case MA_OPT3_BLACKLVL:
88 if (no_def && defaultConfig.gamma2 == currentConfig.gamma2) return;
89 fprintf(f, "Black level = %i", currentConfig.gamma2);
90 break;
91 case MA_OPT3_VSYNC:
92 if (no_def && (defaultConfig.EmuOpt&0x12000) == (currentConfig.gamma2&0x12000)) return;
93 strcpy(str24, "never");
94 if (currentConfig.EmuOpt & 0x2000)
95 strcpy(str24, (currentConfig.EmuOpt & 0x10000) ? "sometimes" : "always");
96 fprintf(f, "Wait for vsync = %s", str24);
97 break;
835e7900 98
99 default:
c46ffd31 100 lprintf("unhandled custom_write: %i\n", me->id);
835e7900 101 return;
102 }
103 fprintf(f, NL);
104}
105
1ca2ea4f 106
7e4c661a 107static void keys_write(FILE *fn, const char *bind_str, int dev_id, const int *binds, int no_defaults)
1ca2ea4f 108{
7e4c661a 109 char act[48];
110 int key_count, t, i;
111 const int *def_binds;
112
113 key_count = in_get_dev_bind_count(dev_id);
114 def_binds = in_get_dev_def_binds(dev_id);
1ca2ea4f 115
ca482e5d 116 for (t = 0; t < key_count; t++)
1ca2ea4f 117 {
7e4c661a 118 const char *name;
1ca2ea4f 119 act[0] = act[31] = 0;
7e4c661a 120
1ca2ea4f 121 if (no_defaults && binds[t] == def_binds[t])
122 continue;
7e4c661a 123
124 name = in_get_key_name(dev_id, t);
1ca2ea4f 125#ifdef __GP2X__
7e4c661a 126 if (strcmp(name, "SELECT") == 0) continue;
1ca2ea4f 127#endif
ca482e5d 128
6fc57144 129 if (binds[t] == 0 && def_binds[t] != 0) {
7e4c661a 130 fprintf(fn, "%s %s =" NL, bind_str, name);
6fc57144 131 continue;
132 }
133
1ca2ea4f 134 for (i = 0; i < sizeof(me_ctrl_actions) / sizeof(me_ctrl_actions[0]); i++) {
135 if (me_ctrl_actions[i].mask & binds[t]) {
bdec53c9 136 strncpy(act, me_ctrl_actions[i].name, 31);
ca482e5d 137 fprintf(fn, "%s %s = player%i %s" NL, bind_str, name,
bdec53c9 138 ((binds[t]>>16)&1)+1, mystrip(act));
1ca2ea4f 139 }
140 }
1ca2ea4f 141
bdec53c9 142 for (i = 0; emuctrl_actions[i].name != NULL; i++) {
143 if (emuctrl_actions[i].mask & binds[t]) {
144 strncpy(act, emuctrl_actions[i].name, 31);
ca482e5d 145 fprintf(fn, "%s %s = %s" NL, bind_str, name, mystrip(act));
bdec53c9 146 }
147 }
1ca2ea4f 148 }
149}
150
151
c46ffd31 152static int default_var(const menu_entry *me)
153{
154 switch (me->id)
155 {
156 case MA_OPT_ACC_TIMING:
157 case MA_OPT_ACC_SPRITES:
158 case MA_OPT_ARM940_SOUND:
159 case MA_OPT_6BUTTON_PAD:
160 case MA_OPT2_ENABLE_Z80:
161 case MA_OPT2_ENABLE_YM2612:
162 case MA_OPT2_ENABLE_SN76496:
1ca2ea4f 163 case MA_OPT2_SVP_DYNAREC:
c46ffd31 164 case MA_CDOPT_CDDA:
165 case MA_CDOPT_PCM:
166 case MA_CDOPT_SAVERAM:
167 case MA_CDOPT_SCALEROT_CHIP:
168 case MA_CDOPT_BETTER_SYNC:
169 return defaultConfig.s_PicoOpt;
170
171 case MA_OPT_SHOW_FPS:
172 case MA_OPT_ENABLE_SOUND:
173 case MA_OPT_SRAM_STATES:
174 case MA_OPT2_A_SN_GAMMA:
175 case MA_OPT2_VSYNC:
176 case MA_OPT2_GZIP_STATES:
177 case MA_OPT2_NO_LAST_ROM:
178 case MA_OPT2_RAMTIMINGS:
179 case MA_CDOPT_LEDS:
180 return defaultConfig.EmuOpt;
181
ca482e5d 182 case MA_CTRL_TURBO_RATE: return defaultConfig.turbo_rate;
183 case MA_OPT_SCALING: return defaultConfig.scaling;
184 case MA_OPT_ROTATION: return defaultConfig.rotation;
f0f0d2df 185
c46ffd31 186 case MA_OPT_SAVE_SLOT:
187 default:
188 return 0;
189 }
190}
835e7900 191
192int config_writesect(const char *fname, const char *section)
193{
194 FILE *fo = NULL, *fn = NULL; // old and new
c46ffd31 195 int no_defaults = 0; // avoid saving defaults
835e7900 196 menu_entry *me;
713c9224 197 int t, tlen, ret;
835e7900 198 char line[128], *tmp;
199
200 if (section != NULL)
201 {
c46ffd31 202 no_defaults = 1;
203
835e7900 204 fo = fopen(fname, "r");
205 if (fo == NULL) {
206 fn = fopen(fname, "w");
207 goto write;
208 }
209
210 ret = seek_sect(fo, section);
211 if (!ret) {
212 // sect not found, we can simply append
213 fclose(fo); fo = NULL;
214 fn = fopen(fname, "a");
215 goto write;
216 }
217
218 // use 2 files..
219 fclose(fo);
220 rename(fname, "tmp.cfg");
221 fo = fopen("tmp.cfg", "r");
222 fn = fopen(fname, "w");
223 if (fo == NULL || fn == NULL) goto write;
224
225 // copy everything until sect
226 tlen = strlen(section);
227 while (!feof(fo))
228 {
229 tmp = fgets(line, sizeof(line), fo);
230 if (tmp == NULL) break;
231
232 if (line[0] == '[' && strncmp(line + 1, section, tlen) == 0 && line[tlen+1] == ']')
233 break;
234 fputs(line, fn);
235 }
236
237 // now skip to next sect
238 while (!feof(fo))
239 {
240 tmp = fgets(line, sizeof(line), fo);
241 if (tmp == NULL) break;
242 if (line[0] == '[') {
243 fseek(fo, -strlen(line), SEEK_CUR);
244 break;
245 }
246 }
247 if (feof(fo))
248 {
249 fclose(fo); fo = NULL;
250 remove("tmp.cfg");
251 }
252 }
253 else
254 {
255 fn = fopen(fname, "w");
256 }
257
258write:
259 if (fn == NULL) {
260 if (fo) fclose(fo);
261 return -1;
262 }
263 if (section != NULL)
264 fprintf(fn, "[%s]" NL, section);
265
713c9224 266 me = me_list_get_first();
267 while (me != NULL)
835e7900 268 {
713c9224 269 int dummy;
270 if (!me->need_to_save)
271 goto next;
272 if (me->beh == MB_OPT_ONOFF) {
273 if (!no_defaults || ((*(int *)me->var ^ default_var(me)) & me->mask))
274 fprintf(fn, "%s = %i" NL, me->name, (*(int *)me->var & me->mask) ? 1 : 0);
275 } else if (me->beh == MB_OPT_RANGE) {
276 if (!no_defaults || (*(int *)me->var ^ default_var(me)))
277 fprintf(fn, "%s = %i" NL, me->name, *(int *)me->var);
278 } else if (me->name != NULL && me->generate_name != NULL) {
279 strncpy(line, me->generate_name(0, &dummy), sizeof(line));
280 line[sizeof(line) - 1] = 0;
281 mystrip(line);
282 fprintf(fn, "%s = %s" NL, me->name, line);
283 } else
284 custom_write(fn, me, no_defaults);
285next:
286 me = me_list_get_next();
835e7900 287 }
1ca2ea4f 288
7e4c661a 289 /* input: save device names */
290 for (t = 0; t < IN_MAX_DEVS; t++)
291 {
292 const int *binds = in_get_dev_binds(t);
713c9224 293 const char *name = in_get_dev_name(t, 0, 0);
7e4c661a 294 if (binds == NULL || name == NULL)
295 continue;
296
297 fprintf(fn, "input%d = %s" NL, t, name);
298 }
299
300 /* input: save binds */
301 for (t = 0; t < IN_MAX_DEVS; t++)
302 {
303 const int *binds = in_get_dev_binds(t);
713c9224 304 const char *name = in_get_dev_name(t, 0, 0);
7e4c661a 305 char strbind[16];
306 int count;
307
308 if (binds == NULL || name == NULL)
309 continue;
310
311 sprintf(strbind, "bind%d", t);
312 if (t == 0) strbind[4] = 0;
313
314 count = in_get_dev_bind_count(t);
315 keys_write(fn, strbind, t, binds, no_defaults);
316 }
317
6fc57144 318#ifndef PSP
7b802576 319 if (section == NULL)
320 fprintf(fn, "Sound Volume = %i" NL, currentConfig.volume);
6fc57144 321#endif
7b802576 322
835e7900 323 fprintf(fn, NL);
324
325 if (fo != NULL)
326 {
327 // copy whatever is left
328 while (!feof(fo))
329 {
330 tmp = fgets(line, sizeof(line), fo);
331 if (tmp == NULL) break;
332
333 fputs(line, fn);
334 }
335 fclose(fo);
336 remove("tmp.cfg");
337 }
338
339 fclose(fn);
340 return 0;
341}
342
343
835e7900 344int config_writelrom(const char *fname)
345{
346 char line[128], *tmp, *optr = NULL;
347 char *old_data = NULL;
348 int size;
349 FILE *f;
350
713c9224 351 if (strlen(rom_fname_loaded) == 0) return -1;
835e7900 352
353 f = fopen(fname, "r");
354 if (f != NULL)
355 {
356 fseek(f, 0, SEEK_END);
357 size = ftell(f);
358 fseek(f, 0, SEEK_SET);
359 old_data = malloc(size + size/8);
360 if (old_data != NULL)
361 {
362 optr = old_data;
363 while (!feof(f))
364 {
365 tmp = fgets(line, sizeof(line), f);
366 if (tmp == NULL) break;
367 mystrip(line);
368 if (strncasecmp(line, "LastUsedROM", 11) == 0)
369 continue;
370 sprintf(optr, "%s", line);
371 optr += strlen(optr);
372 }
373 }
374 fclose(f);
375 }
376
377 f = fopen(fname, "w");
378 if (f == NULL) return -1;
379
380 if (old_data != NULL) {
381 fwrite(old_data, 1, optr - old_data, f);
382 free(old_data);
383 }
713c9224 384 fprintf(f, "LastUsedROM = %s" NL, rom_fname_loaded);
835e7900 385 fclose(f);
386 return 0;
387}
388
1ca2ea4f 389/* --------------------------------------------------------------------------*/
390
391int config_readlrom(const char *fname)
392{
393 char line[128], *tmp;
394 int i, len, ret = -1;
395 FILE *f;
396
397 f = fopen(fname, "r");
398 if (f == NULL) return -1;
399
400 // seek to the section needed
401 while (!feof(f))
402 {
403 tmp = fgets(line, sizeof(line), f);
404 if (tmp == NULL) break;
405
406 if (strncasecmp(line, "LastUsedROM", 11) != 0) continue;
407 len = strlen(line);
408 for (i = 0; i < len; i++)
409 if (line[i] == '#' || line[i] == '\r' || line[i] == '\n') { line[i] = 0; break; }
410 tmp = strchr(line, '=');
411 if (tmp == NULL) break;
412 tmp++;
413 mystrip(tmp);
414
713c9224 415 len = sizeof(rom_fname_loaded);
416 strncpy(rom_fname_loaded, tmp, len);
417 rom_fname_loaded[len-1] = 0;
1ca2ea4f 418 ret = 0;
419 break;
420 }
421 fclose(f);
422 return ret;
423}
424
835e7900 425
426static int custom_read(menu_entry *me, const char *var, const char *val)
427{
428 char *tmp;
429 int tmpi;
430
431 switch (me->id)
432 {
433 case MA_OPT_RENDERER:
434 if (strcasecmp(var, "Renderer") != 0) return 0;
6fc57144 435 if (strcasecmp(val, "8bit fast") == 0 || strcasecmp(val, "fast") == 0) {
602133e1 436 PicoOpt |= POPT_ALT_RENDERER;
835e7900 437 }
6fc57144 438 else if (strcasecmp(val, "16bit accurate") == 0 || strcasecmp(val, "accurate") == 0) {
602133e1 439 PicoOpt &= ~POPT_ALT_RENDERER;
835e7900 440 currentConfig.EmuOpt |= 0x80;
441 }
442 else if (strcasecmp(val, "8bit accurate") == 0) {
602133e1 443 PicoOpt &= ~POPT_ALT_RENDERER;
835e7900 444 currentConfig.EmuOpt &= ~0x80;
445 }
446 else
447 return 0;
448 return 1;
449
450 case MA_OPT_SCALING:
6fc57144 451#ifdef __GP2X__
835e7900 452 if (strcasecmp(var, "Scaling") != 0) return 0;
453 if (strcasecmp(val, "OFF") == 0) {
454 currentConfig.scaling = 0;
455 } else if (strcasecmp(val, "hw horizontal") == 0) {
456 currentConfig.scaling = 1;
457 } else if (strcasecmp(val, "hw horiz. + vert.") == 0) {
458 currentConfig.scaling = 2;
459 } else if (strcasecmp(val, "sw horizontal") == 0) {
460 currentConfig.scaling = 3;
461 } else
462 return 0;
463 return 1;
6fc57144 464#else
465 return 0;
466#endif
835e7900 467
468 case MA_OPT_FRAMESKIP:
469 if (strcasecmp(var, "Frameskip") != 0) return 0;
470 if (strcasecmp(val, "Auto") == 0)
471 currentConfig.Frameskip = -1;
472 else currentConfig.Frameskip = atoi(val);
473 return 1;
474
475 case MA_OPT_SOUND_QUALITY:
476 if (strcasecmp(var, "Sound Quality") != 0) return 0;
477 PsndRate = strtoul(val, &tmp, 10);
478 if (PsndRate < 8000 || PsndRate > 44100)
479 PsndRate = 22050;
480 while (*tmp == ' ') tmp++;
481 if (strcasecmp(tmp, "stereo") == 0) {
602133e1 482 PicoOpt |= POPT_EN_STEREO;
835e7900 483 } else if (strcasecmp(tmp, "mono") == 0) {
602133e1 484 PicoOpt &= ~POPT_EN_STEREO;
835e7900 485 } else
486 return 0;
487 return 1;
488
489 case MA_OPT_REGION:
490 if (strcasecmp(var, "Region") != 0) return 0;
491 if (strncasecmp(val, "Auto: ", 6) == 0)
492 {
493 const char *p = val + 5, *end = val + strlen(val);
494 int i;
495 PicoRegionOverride = PicoAutoRgnOrder = 0;
c46ffd31 496 for (i = 0; p < end && i < 3; i++)
497 {
498 while (*p == ' ') p++;
835e7900 499 if (p[0] == 'J' && p[1] == 'P') {
500 PicoAutoRgnOrder |= 1 << (i*4);
501 } else if (p[0] == 'U' && p[1] == 'S') {
502 PicoAutoRgnOrder |= 4 << (i*4);
503 } else if (p[0] == 'E' && p[1] == 'U') {
504 PicoAutoRgnOrder |= 8 << (i*4);
505 }
c46ffd31 506 while (*p != ' ' && *p != 0) p++;
507 if (*p == 0) break;
835e7900 508 }
509 }
510 else if (strcasecmp(val, "Auto") == 0) {
511 PicoRegionOverride = 0;
512 } else if (strcasecmp(val, "Japan NTSC") == 0) {
513 PicoRegionOverride = 1;
514 } else if (strcasecmp(val, "Japan PAL") == 0) {
515 PicoRegionOverride = 2;
516 } else if (strcasecmp(val, "USA") == 0) {
517 PicoRegionOverride = 4;
518 } else if (strcasecmp(val, "Europe") == 0) {
519 PicoRegionOverride = 8;
520 } else
521 return 0;
522 return 1;
523
524 case MA_OPT_CONFIRM_STATES:
525 if (strcasecmp(var, "Confirm savestate") != 0) return 0;
526 if (strcasecmp(val, "OFF") == 0) {
1ca2ea4f 527 currentConfig.EmuOpt &= ~(5<<9);
835e7900 528 } else if (strcasecmp(val, "writes") == 0) {
1ca2ea4f 529 currentConfig.EmuOpt &= ~(5<<9);
530 currentConfig.EmuOpt |= 1<<9;
835e7900 531 } else if (strcasecmp(val, "loads") == 0) {
1ca2ea4f 532 currentConfig.EmuOpt &= ~(5<<9);
533 currentConfig.EmuOpt |= 4<<9;
835e7900 534 } else if (strcasecmp(val, "both") == 0) {
1ca2ea4f 535 currentConfig.EmuOpt &= ~(5<<9);
536 currentConfig.EmuOpt |= 5<<9;
835e7900 537 } else
538 return 0;
539 return 1;
540
541 case MA_OPT_CPU_CLOCKS:
6fc57144 542#ifdef __GP2X__
835e7900 543 if (strcasecmp(var, "GP2X CPU clocks") != 0) return 0;
6fc57144 544#elif defined(PSP)
545 if (strcasecmp(var, "PSP CPU clock") != 0) return 0;
546#endif
835e7900 547 currentConfig.CPUclock = atoi(val);
548 return 1;
549
550 case MA_OPT2_GAMMA:
551 if (strcasecmp(var, "Gamma correction") != 0) return 0;
552 currentConfig.gamma = (int) (atof(val) * 100.0);
553 return 1;
554
555 case MA_OPT2_SQUIDGEHACK:
556 if (strcasecmp(var, "Squidgehack") != 0) return 0;
557 tmpi = atoi(val);
558 if (tmpi) *(int *)me->var |= me->mask;
559 else *(int *)me->var &= ~me->mask;
560 return 1;
561
562 case MA_CDOPT_READAHEAD:
563 if (strcasecmp(var, "ReadAhead buffer") != 0) return 0;
564 PicoCDBuffers = atoi(val) / 2;
565 return 1;
566
6fc57144 567 /* PSP */
568 case MA_OPT3_SCALE:
569 if (strcasecmp(var, "Scale factor") != 0) return 0;
570 currentConfig.scale = atof(val);
571 return 1;
572 case MA_OPT3_HSCALE32:
573 if (strcasecmp(var, "Hor. scale (for low res. games)") != 0) return 0;
574 currentConfig.hscale32 = atof(val);
575 return 1;
576 case MA_OPT3_HSCALE40:
577 if (strcasecmp(var, "Hor. scale (for hi res. games)") != 0) return 0;
578 currentConfig.hscale40 = atof(val);
579 return 1;
580 case MA_OPT3_FILTERING:
581 if (strcasecmp(var, "Bilinear filtering") != 0) return 0;
582 currentConfig.scaling = atoi(val);
583 return 1;
584 case MA_OPT3_GAMMAA:
585 if (strcasecmp(var, "Gamma adjustment") != 0) return 0;
586 currentConfig.gamma = atoi(val);
587 return 1;
588 case MA_OPT3_BLACKLVL:
589 if (strcasecmp(var, "Black level") != 0) return 0;
590 currentConfig.gamma2 = atoi(val);
591 return 1;
592 case MA_OPT3_VSYNC:
593 if (strcasecmp(var, "Wait for vsync") != 0) return 0;
594 if (strcasecmp(val, "never") == 0) {
595 currentConfig.EmuOpt &= ~0x12000;
596 } else if (strcasecmp(val, "sometimes") == 0) {
597 currentConfig.EmuOpt |= 0x12000;
598 } else if (strcasecmp(val, "always") == 0) {
599 currentConfig.EmuOpt &= ~0x12000;
600 currentConfig.EmuOpt |= 0x02000;
601 } else
602 return 0;
603 return 1;
604
835e7900 605 default:
c46ffd31 606 lprintf("unhandled custom_read: %i\n", me->id);
835e7900 607 return 0;
608 }
609}
610
611
bdec53c9 612static unsigned int keys_encountered = 0;
613
7e4c661a 614static int parse_bind_val(const char *val)
615{
616 int i;
617
618 if (val[0] == 0)
619 return 0;
620
621 if (strncasecmp(val, "player", 6) == 0)
622 {
623 unsigned int player;
624 player = atoi(val + 6) - 1;
625 if (player > 1)
626 return -1;
627
628 for (i = 0; i < sizeof(me_ctrl_actions) / sizeof(me_ctrl_actions[0]); i++) {
629 if (strncasecmp(me_ctrl_actions[i].name, val + 8, strlen(val + 8)) == 0)
630 return me_ctrl_actions[i].mask | (player<<16);
631 }
632 }
633 for (i = 0; emuctrl_actions[i].name != NULL; i++) {
634 if (strncasecmp(emuctrl_actions[i].name, val, strlen(val)) == 0)
635 return emuctrl_actions[i].mask;
636 }
637
638 return -1;
639}
640
641static void keys_parse(const char *key, const char *val, int dev_id)
1ca2ea4f 642{
7e4c661a 643 int binds;
1ca2ea4f 644
7e4c661a 645 binds = parse_bind_val(val);
646 if (binds == -1) {
647 lprintf("config: unhandled action \"%s\"\n", val);
648 return;
649 }
650
651 in_config_bind_key(dev_id, key, binds);
1ca2ea4f 652}
653
7e4c661a 654static int get_numvar_num(const char *var)
655{
656 char *p = NULL;
657 int num;
658
659 if (var[0] == ' ')
660 return 0;
661
662 num = strtoul(var, &p, 10);
663 if (*p == 0 || *p == ' ')
664 return num;
665
666 return -1;
667}
668
669/* map dev number in confing to input dev number */
670static unsigned char input_dev_map[IN_MAX_DEVS];
671
835e7900 672static void parse(const char *var, const char *val)
673{
674 menu_entry *me;
713c9224 675 int tmp, ret = 0;
835e7900 676
1ca2ea4f 677 if (strcasecmp(var, "LastUsedROM") == 0)
678 return; /* handled elsewhere */
679
7b802576 680 if (strcasecmp(var, "Sound Volume") == 0) {
681 currentConfig.volume = atoi(val);
682 return;
683 }
684
7e4c661a 685 /* input: device name */
686 if (strncasecmp(var, "input", 5) == 0) {
687 int num = get_numvar_num(var + 5);
688 if (num >= 0 && num < IN_MAX_DEVS)
689 input_dev_map[num] = in_config_parse_dev(val);
690 else
b6820926 691 lprintf("config: failed to parse: %s\n", var);
7e4c661a 692 return;
693 }
694
1ca2ea4f 695 // key binds
7e4c661a 696 if (strncasecmp(var, "bind", 4) == 0) {
697 const char *p = var + 4;
698 int num = get_numvar_num(p);
699 if (num < 0 || num >= IN_MAX_DEVS) {
b6820926 700 lprintf("config: failed to parse: %s\n", var);
7e4c661a 701 return;
702 }
703
704 num = input_dev_map[num];
705 if (num < 0 || num >= IN_MAX_DEVS) {
b6820926 706 lprintf("config: invalid device id: %s\n", var);
7e4c661a 707 return;
708 }
709
710 while (*p && *p != ' ') p++;
711 while (*p && *p == ' ') p++;
712 keys_parse(p, val, num);
1ca2ea4f 713 return;
714 }
7e4c661a 715
713c9224 716 me = me_list_get_first();
717 while (me != NULL && ret == 0)
835e7900 718 {
713c9224 719 if (!me->need_to_save)
720 goto next;
721 if (me->name != NULL && me->name[0] != 0) {
722 if (strcasecmp(var, me->name) != 0)
723 goto next; /* surely not this one */
724 if (me->beh == MB_OPT_ONOFF) {
725 tmp = atoi(val);
726 if (tmp) *(int *)me->var |= me->mask;
727 else *(int *)me->var &= ~me->mask;
728 return;
729 } else if (me->beh == MB_OPT_RANGE) {
730 tmp = atoi(val);
731 if (tmp < me->min) tmp = me->min;
732 if (tmp > me->max) tmp = me->max;
733 *(int *)me->var = tmp;
734 return;
835e7900 735 }
835e7900 736 }
713c9224 737 ret = custom_read(me, var, val);
738next:
739 me = me_list_get_next();
835e7900 740 }
84100c0f 741 if (!ret) lprintf("config_readsect: unhandled var: \"%s\"\n", var);
835e7900 742}
743
744
1ca2ea4f 745int config_havesect(const char *fname, const char *section)
746{
747 FILE *f;
748 int ret;
749
750 f = fopen(fname, "r");
751 if (f == NULL) return 0;
752
753 ret = seek_sect(f, section);
754 fclose(f);
755 return ret;
756}
757
835e7900 758int config_readsect(const char *fname, const char *section)
759{
4609d0cd 760 char line[128], *var, *val;
1ca2ea4f 761 FILE *f;
4609d0cd 762 int ret;
835e7900 763
1ca2ea4f 764 f = fopen(fname, "r");
d6114368 765 if (f == NULL) return -1;
835e7900 766
767 if (section != NULL)
768 {
769 ret = seek_sect(f, section);
770 if (!ret) {
c46ffd31 771 lprintf("config_readsect: %s: missing section [%s]\n", fname, section);
835e7900 772 fclose(f);
773 return -1;
774 }
775 }
776
bdec53c9 777 keys_encountered = 0;
7e4c661a 778 memset(input_dev_map, 0xff, sizeof(input_dev_map));
bdec53c9 779
7e4c661a 780 in_config_start();
835e7900 781 while (!feof(f))
782 {
4609d0cd 783 ret = config_get_var_val(f, line, sizeof(line), &var, &val);
784 if (ret == 0) break;
785 if (ret == -1) continue;
835e7900 786
787 parse(var, val);
788 }
7e4c661a 789 in_config_end();
835e7900 790
791 fclose(f);
792 return 0;
793}
794
4609d0cd 795#endif // _MSC_VER
796
797static char *mystrip(char *str)
798{
799 int i, len;
800
801 len = strlen(str);
802 for (i = 0; i < len; i++)
803 if (str[i] != ' ') break;
804 if (i > 0) memmove(str, str + i, len - i + 1);
805
806 len = strlen(str);
807 for (i = len - 1; i >= 0; i--)
808 if (str[i] != ' ') break;
809 str[i+1] = 0;
810
811 return str;
812}
813
814/* returns:
815 * 0 - EOF, end
816 * 1 - parsed ok
817 * -1 - failed to parse line
818 */
819int config_get_var_val(void *file, char *line, int lsize, char **rvar, char **rval)
820{
821 char *var, *val, *tmp;
822 FILE *f = file;
823 int len, i;
824
825 tmp = fgets(line, lsize, f);
826 if (tmp == NULL) return 0;
827
828 if (line[0] == '[') return 0; // other section
829
830 // strip comments, linefeed, spaces..
831 len = strlen(line);
832 for (i = 0; i < len; i++)
833 if (line[i] == '#' || line[i] == '\r' || line[i] == '\n') { line[i] = 0; break; }
834 mystrip(line);
835 len = strlen(line);
836 if (len <= 0) return -1;;
837
838 // get var and val
839 for (i = 0; i < len; i++)
840 if (line[i] == '=') break;
841 if (i >= len || strchr(&line[i+1], '=') != NULL) {
842 lprintf("config_readsect: can't parse: %s\n", line);
843 return -1;
844 }
845 line[i] = 0;
846 var = line;
847 val = &line[i+1];
848 mystrip(var);
849 mystrip(val);
850
851#ifndef _MSC_VER
852 if (strlen(var) == 0 || (strlen(val) == 0 && strncasecmp(var, "bind", 4) != 0)) {
853 lprintf("config_readsect: something's empty: \"%s\" = \"%s\"\n", var, val);
854 return -1;;
855 }
856#endif
857
858 *rvar = var;
859 *rval = val;
860 return 1;
861}
862
fast MegaDrive/MegaCD/32X emulator