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- /*
- * Human-readable config file management for PicoDrive
- * (c) notaz, 2008
- */
- #include <stdio.h>
- #include <string.h>
- #include <stdlib.h>
- #ifdef UIQ3
- #include <unistd.h>
- #endif
- #include "config.h"
- #include "lprintf.h"
- static char *mystrip(char *str);
- #ifndef _MSC_VER
- #include "menu.h"
- #include "emu.h"
- #include <Pico/Pico.h>
- extern menu_entry opt_entries[];
- extern menu_entry opt2_entries[];
- extern menu_entry cdopt_entries[];
- extern menu_entry ctrlopt_entries[];
- extern const int opt_entry_count;
- extern const int opt2_entry_count;
- extern const int cdopt_entry_count;
- extern const int ctrlopt_entry_count;
- #ifdef PSP
- extern menu_entry opt3_entries[];
- extern const int opt3_entry_count;
- #endif
- static menu_entry *cfg_opts[] =
- {
- opt_entries,
- opt2_entries,
- cdopt_entries,
- ctrlopt_entries,
- #ifdef PSP
- opt3_entries,
- #endif
- };
- static const int *cfg_opt_counts[] =
- {
- &opt_entry_count,
- &opt2_entry_count,
- &cdopt_entry_count,
- &ctrlopt_entry_count,
- #ifdef PSP
- &opt3_entry_count,
- #endif
- };
- #define NL "\r\n"
- static int seek_sect(FILE *f, const char *section)
- {
- char line[128], *tmp;
- int len;
- len = strlen(section);
- // seek to the section needed
- while (!feof(f))
- {
- tmp = fgets(line, sizeof(line), f);
- if (tmp == NULL) break;
- if (line[0] != '[') continue; // not section start
- if (strncmp(line + 1, section, len) == 0 && line[len+1] == ']')
- return 1; // found it
- }
- return 0;
- }
- static void custom_write(FILE *f, const menu_entry *me, int no_def)
- {
- char *str, str24[24];
- switch (me->id)
- {
- case MA_OPT_RENDERER:
- if (no_def && !((defaultConfig.s_PicoOpt^PicoOpt)&POPT_ALT_RENDERER) &&
- !((defaultConfig.EmuOpt^currentConfig.EmuOpt)&0x80)) return;
- if (PicoOpt&POPT_ALT_RENDERER)
- str =
- #ifndef PSP
- "8bit "
- #endif
- "fast";
- else if (currentConfig.EmuOpt&0x80)
- str =
- #ifndef PSP
- "16bit "
- #endif
- "accurate";
- else
- str = "8bit accurate";
- fprintf(f, "Renderer = %s", str);
- break;
- case MA_OPT_SCALING:
- if (no_def && defaultConfig.scaling == currentConfig.scaling) return;
- #ifdef __GP2X__
- switch (currentConfig.scaling) {
- default: str = "OFF"; break;
- case 1: str = "hw horizontal"; break;
- case 2: str = "hw horiz. + vert."; break;
- case 3: str = "sw horizontal"; break;
- }
- fprintf(f, "Scaling = %s", str);
- #endif
- break;
- case MA_OPT_FRAMESKIP:
- if (no_def && defaultConfig.Frameskip == currentConfig.Frameskip) return;
- if (currentConfig.Frameskip < 0)
- strcpy(str24, "Auto");
- else sprintf(str24, "%i", currentConfig.Frameskip);
- fprintf(f, "Frameskip = %s", str24);
- break;
- case MA_OPT_SOUND_QUALITY:
- if (no_def && !((defaultConfig.s_PicoOpt^PicoOpt)&POPT_EN_STEREO) &&
- defaultConfig.s_PsndRate == PsndRate) return;
- str = (PicoOpt&POPT_EN_STEREO)?"stereo":"mono";
- fprintf(f, "Sound Quality = %i %s", PsndRate, str);
- break;
- case MA_OPT_REGION:
- if (no_def && defaultConfig.s_PicoRegion == PicoRegionOverride &&
- defaultConfig.s_PicoAutoRgnOrder == PicoAutoRgnOrder) return;
- strncpy(str24, me_region_name(PicoRegionOverride, PicoAutoRgnOrder), 23); str24[23] = 0;
- fprintf(f, "Region = %s", mystrip(str24));
- break;
- case MA_OPT_CONFIRM_STATES:
- if (no_def && !((defaultConfig.EmuOpt^currentConfig.EmuOpt)&(5<<9))) return;
- switch ((currentConfig.EmuOpt >> 9) & 5) {
- default: str = "OFF"; break;
- case 1: str = "writes"; break;
- case 4: str = "loads"; break;
- case 5: str = "both"; break;
- }
- fprintf(f, "Confirm savestate = %s", str);
- break;
- case MA_OPT_CPU_CLOCKS:
- if (no_def && defaultConfig.CPUclock == currentConfig.CPUclock) return;
- #ifdef __GP2X__
- fprintf(f, "GP2X CPU clocks = %i", currentConfig.CPUclock);
- #elif defined(PSP)
- fprintf(f, "PSP CPU clock = %i", currentConfig.CPUclock);
- #endif
- break;
- case MA_OPT2_GAMMA:
- if (no_def && defaultConfig.gamma == currentConfig.gamma) return;
- fprintf(f, "Gamma correction = %.3f", (double)currentConfig.gamma / 100.0);
- break;
- case MA_OPT2_SQUIDGEHACK:
- if (no_def && !((defaultConfig.EmuOpt^currentConfig.EmuOpt)&0x0010)) return;
- fprintf(f, "Squidgehack = %i", (currentConfig.EmuOpt&0x0010)>>4);
- break;
- case MA_CDOPT_READAHEAD:
- if (no_def && defaultConfig.s_PicoCDBuffers == PicoCDBuffers) return;
- sprintf(str24, "%i", PicoCDBuffers * 2);
- fprintf(f, "ReadAhead buffer = %s", str24);
- break;
- /* PSP */
- case MA_OPT3_SCALE:
- if (no_def && defaultConfig.scale == currentConfig.scale) return;
- fprintf(f, "Scale factor = %.2f", currentConfig.scale);
- break;
- case MA_OPT3_HSCALE32:
- if (no_def && defaultConfig.hscale32 == currentConfig.hscale32) return;
- fprintf(f, "Hor. scale (for low res. games) = %.2f", currentConfig.hscale32);
- break;
- case MA_OPT3_HSCALE40:
- if (no_def && defaultConfig.hscale40 == currentConfig.hscale40) return;
- fprintf(f, "Hor. scale (for hi res. games) = %.2f", currentConfig.hscale40);
- break;
- case MA_OPT3_FILTERING:
- if (no_def && defaultConfig.scaling == currentConfig.scaling) return;
- fprintf(f, "Bilinear filtering = %i", currentConfig.scaling);
- break;
- case MA_OPT3_GAMMAA:
- if (no_def && defaultConfig.gamma == currentConfig.gamma) return;
- fprintf(f, "Gamma adjustment = %i", currentConfig.gamma);
- break;
- case MA_OPT3_BLACKLVL:
- if (no_def && defaultConfig.gamma2 == currentConfig.gamma2) return;
- fprintf(f, "Black level = %i", currentConfig.gamma2);
- break;
- case MA_OPT3_VSYNC:
- if (no_def && (defaultConfig.EmuOpt&0x12000) == (currentConfig.gamma2&0x12000)) return;
- strcpy(str24, "never");
- if (currentConfig.EmuOpt & 0x2000)
- strcpy(str24, (currentConfig.EmuOpt & 0x10000) ? "sometimes" : "always");
- fprintf(f, "Wait for vsync = %s", str24);
- break;
- default:
- lprintf("unhandled custom_write: %i\n", me->id);
- return;
- }
- fprintf(f, NL);
- }
- #if PLAT_HAVE_JOY
- static const char *joyKeyNames[32] =
- {
- "UP", "DOWN", "LEFT", "RIGHT", "b1", "b2", "b3", "b4",
- "b5", "b6", "b7", "b8", "b9", "b10", "b11", "b12",
- "b13", "b14", "b15", "b16", "b17", "b19", "b19", "b20",
- "b21", "b22", "b23", "b24", "b25", "b26", "b27", "b28"
- };
- #endif
- static void keys_write(FILE *fn, const char *bind_str, const int binds[32],
- const int def_binds[32], const char * const names[32], int key_count, int no_defaults)
- {
- int t, i;
- char act[48], name[32];
- for (t = 0; t < key_count; t++)
- {
- act[0] = act[31] = 0;
- if (no_defaults && binds[t] == def_binds[t])
- continue;
- #ifdef __GP2X__
- if (strcmp(names[t], "SELECT") == 0) continue;
- #endif
- if (t >= 32 || names[t] == NULL || strcmp(names[t], "???") == 0) {
- if ((t >= '0' && t <= '9') || (t >= 'a' && t <= 'z') || (t >= 'A' && t <= 'Z'))
- sprintf(name, "%c", t);
- else
- sprintf(name, "\\x%02x", t);
- }
- else
- strcpy(name, names[t]);
- if (binds[t] == 0 && def_binds[t] != 0) {
- fprintf(fn, "%s %s =" NL, bind_str, name); // no binds
- continue;
- }
- for (i = 0; i < sizeof(me_ctrl_actions) / sizeof(me_ctrl_actions[0]); i++) {
- if (me_ctrl_actions[i].mask & binds[t]) {
- strncpy(act, me_ctrl_actions[i].name, 31);
- fprintf(fn, "%s %s = player%i %s" NL, bind_str, name,
- ((binds[t]>>16)&1)+1, mystrip(act));
- }
- }
- for (i = 0; emuctrl_actions[i].name != NULL; i++) {
- if (emuctrl_actions[i].mask & binds[t]) {
- strncpy(act, emuctrl_actions[i].name, 31);
- fprintf(fn, "%s %s = %s" NL, bind_str, name, mystrip(act));
- }
- }
- }
- }
- static int default_var(const menu_entry *me)
- {
- switch (me->id)
- {
- case MA_OPT_ACC_TIMING:
- case MA_OPT_ACC_SPRITES:
- case MA_OPT_ARM940_SOUND:
- case MA_OPT_6BUTTON_PAD:
- case MA_OPT2_ENABLE_Z80:
- case MA_OPT2_ENABLE_YM2612:
- case MA_OPT2_ENABLE_SN76496:
- case MA_OPT2_SVP_DYNAREC:
- case MA_CDOPT_CDDA:
- case MA_CDOPT_PCM:
- case MA_CDOPT_SAVERAM:
- case MA_CDOPT_SCALEROT_CHIP:
- case MA_CDOPT_BETTER_SYNC:
- return defaultConfig.s_PicoOpt;
- case MA_OPT_SHOW_FPS:
- case MA_OPT_ENABLE_SOUND:
- case MA_OPT_SRAM_STATES:
- case MA_OPT2_A_SN_GAMMA:
- case MA_OPT2_VSYNC:
- case MA_OPT2_GZIP_STATES:
- case MA_OPT2_NO_LAST_ROM:
- case MA_OPT2_RAMTIMINGS:
- case MA_CDOPT_LEDS:
- return defaultConfig.EmuOpt;
- case MA_CTRL_TURBO_RATE: return defaultConfig.turbo_rate;
- case MA_OPT_SCALING: return defaultConfig.scaling;
- case MA_OPT_ROTATION: return defaultConfig.rotation;
- case MA_OPT_SAVE_SLOT:
- default:
- return 0;
- }
- }
- int config_writesect(const char *fname, const char *section)
- {
- FILE *fo = NULL, *fn = NULL; // old and new
- int no_defaults = 0; // avoid saving defaults
- menu_entry *me;
- int t, i, tlen, ret;
- char line[128], *tmp;
- if (section != NULL)
- {
- no_defaults = 1;
- fo = fopen(fname, "r");
- if (fo == NULL) {
- fn = fopen(fname, "w");
- goto write;
- }
- ret = seek_sect(fo, section);
- if (!ret) {
- // sect not found, we can simply append
- fclose(fo); fo = NULL;
- fn = fopen(fname, "a");
- goto write;
- }
- // use 2 files..
- fclose(fo);
- rename(fname, "tmp.cfg");
- fo = fopen("tmp.cfg", "r");
- fn = fopen(fname, "w");
- if (fo == NULL || fn == NULL) goto write;
- // copy everything until sect
- tlen = strlen(section);
- while (!feof(fo))
- {
- tmp = fgets(line, sizeof(line), fo);
- if (tmp == NULL) break;
- if (line[0] == '[' && strncmp(line + 1, section, tlen) == 0 && line[tlen+1] == ']')
- break;
- fputs(line, fn);
- }
- // now skip to next sect
- while (!feof(fo))
- {
- tmp = fgets(line, sizeof(line), fo);
- if (tmp == NULL) break;
- if (line[0] == '[') {
- fseek(fo, -strlen(line), SEEK_CUR);
- break;
- }
- }
- if (feof(fo))
- {
- fclose(fo); fo = NULL;
- remove("tmp.cfg");
- }
- }
- else
- {
- fn = fopen(fname, "w");
- }
- write:
- if (fn == NULL) {
- if (fo) fclose(fo);
- return -1;
- }
- if (section != NULL)
- fprintf(fn, "[%s]" NL, section);
- for (t = 0; t < sizeof(cfg_opts) / sizeof(cfg_opts[0]); t++)
- {
- me = cfg_opts[t];
- tlen = *(cfg_opt_counts[t]);
- for (i = 0; i < tlen; i++, me++)
- {
- if (!me->need_to_save) continue;
- if ((me->beh != MB_ONOFF && me->beh != MB_RANGE) || me->name == NULL)
- custom_write(fn, me, no_defaults);
- else if (me->beh == MB_ONOFF) {
- if (!no_defaults || ((*(int *)me->var ^ default_var(me)) & me->mask))
- fprintf(fn, "%s = %i" NL, me->name, (*(int *)me->var & me->mask) ? 1 : 0);
- } else if (me->beh == MB_RANGE) {
- if (!no_defaults || (*(int *)me->var ^ default_var(me)))
- fprintf(fn, "%s = %i" NL, me->name, *(int *)me->var);
- }
- }
- }
- // save key config
- keys_write(fn, "bind", currentConfig.KeyBinds, defaultConfig.KeyBinds, keyNames, PLAT_MAX_KEYS, no_defaults);
- #if PLAT_HAVE_JOY
- keys_write(fn, "bind_joy0", currentConfig.JoyBinds[0], defaultConfig.JoyBinds[0], joyKeyNames, 32, 1);
- keys_write(fn, "bind_joy1", currentConfig.JoyBinds[1], defaultConfig.JoyBinds[1], joyKeyNames, 32, 1);
- keys_write(fn, "bind_joy2", currentConfig.JoyBinds[2], defaultConfig.JoyBinds[2], joyKeyNames, 32, 1);
- keys_write(fn, "bind_joy3", currentConfig.JoyBinds[3], defaultConfig.JoyBinds[3], joyKeyNames, 32, 1);
- #endif
- #ifndef PSP
- if (section == NULL)
- fprintf(fn, "Sound Volume = %i" NL, currentConfig.volume);
- #endif
- fprintf(fn, NL);
- if (fo != NULL)
- {
- // copy whatever is left
- while (!feof(fo))
- {
- tmp = fgets(line, sizeof(line), fo);
- if (tmp == NULL) break;
- fputs(line, fn);
- }
- fclose(fo);
- remove("tmp.cfg");
- }
- fclose(fn);
- return 0;
- }
- int config_writelrom(const char *fname)
- {
- char line[128], *tmp, *optr = NULL;
- char *old_data = NULL;
- int size;
- FILE *f;
- if (strlen(loadedRomFName) == 0) return -1;
- f = fopen(fname, "r");
- if (f != NULL)
- {
- fseek(f, 0, SEEK_END);
- size = ftell(f);
- fseek(f, 0, SEEK_SET);
- old_data = malloc(size + size/8);
- if (old_data != NULL)
- {
- optr = old_data;
- while (!feof(f))
- {
- tmp = fgets(line, sizeof(line), f);
- if (tmp == NULL) break;
- mystrip(line);
- if (strncasecmp(line, "LastUsedROM", 11) == 0)
- continue;
- sprintf(optr, "%s", line);
- optr += strlen(optr);
- }
- }
- fclose(f);
- }
- f = fopen(fname, "w");
- if (f == NULL) return -1;
- if (old_data != NULL) {
- fwrite(old_data, 1, optr - old_data, f);
- free(old_data);
- }
- fprintf(f, "LastUsedROM = %s" NL, loadedRomFName);
- fclose(f);
- return 0;
- }
- /* --------------------------------------------------------------------------*/
- int config_readlrom(const char *fname)
- {
- char line[128], *tmp;
- int i, len, ret = -1;
- FILE *f;
- f = fopen(fname, "r");
- if (f == NULL) return -1;
- // seek to the section needed
- while (!feof(f))
- {
- tmp = fgets(line, sizeof(line), f);
- if (tmp == NULL) break;
- if (strncasecmp(line, "LastUsedROM", 11) != 0) continue;
- len = strlen(line);
- for (i = 0; i < len; i++)
- if (line[i] == '#' || line[i] == '\r' || line[i] == '\n') { line[i] = 0; break; }
- tmp = strchr(line, '=');
- if (tmp == NULL) break;
- tmp++;
- mystrip(tmp);
- len = sizeof(loadedRomFName);
- strncpy(loadedRomFName, tmp, len);
- loadedRomFName[len-1] = 0;
- ret = 0;
- break;
- }
- fclose(f);
- return ret;
- }
- static int custom_read(menu_entry *me, const char *var, const char *val)
- {
- char *tmp;
- int tmpi;
- switch (me->id)
- {
- case MA_OPT_RENDERER:
- if (strcasecmp(var, "Renderer") != 0) return 0;
- if (strcasecmp(val, "8bit fast") == 0 || strcasecmp(val, "fast") == 0) {
- PicoOpt |= POPT_ALT_RENDERER;
- }
- else if (strcasecmp(val, "16bit accurate") == 0 || strcasecmp(val, "accurate") == 0) {
- PicoOpt &= ~POPT_ALT_RENDERER;
- currentConfig.EmuOpt |= 0x80;
- }
- else if (strcasecmp(val, "8bit accurate") == 0) {
- PicoOpt &= ~POPT_ALT_RENDERER;
- currentConfig.EmuOpt &= ~0x80;
- }
- else
- return 0;
- return 1;
- case MA_OPT_SCALING:
- #ifdef __GP2X__
- if (strcasecmp(var, "Scaling") != 0) return 0;
- if (strcasecmp(val, "OFF") == 0) {
- currentConfig.scaling = 0;
- } else if (strcasecmp(val, "hw horizontal") == 0) {
- currentConfig.scaling = 1;
- } else if (strcasecmp(val, "hw horiz. + vert.") == 0) {
- currentConfig.scaling = 2;
- } else if (strcasecmp(val, "sw horizontal") == 0) {
- currentConfig.scaling = 3;
- } else
- return 0;
- return 1;
- #else
- return 0;
- #endif
- case MA_OPT_FRAMESKIP:
- if (strcasecmp(var, "Frameskip") != 0) return 0;
- if (strcasecmp(val, "Auto") == 0)
- currentConfig.Frameskip = -1;
- else currentConfig.Frameskip = atoi(val);
- return 1;
- case MA_OPT_SOUND_QUALITY:
- if (strcasecmp(var, "Sound Quality") != 0) return 0;
- PsndRate = strtoul(val, &tmp, 10);
- if (PsndRate < 8000 || PsndRate > 44100)
- PsndRate = 22050;
- while (*tmp == ' ') tmp++;
- if (strcasecmp(tmp, "stereo") == 0) {
- PicoOpt |= POPT_EN_STEREO;
- } else if (strcasecmp(tmp, "mono") == 0) {
- PicoOpt &= ~POPT_EN_STEREO;
- } else
- return 0;
- return 1;
- case MA_OPT_REGION:
- if (strcasecmp(var, "Region") != 0) return 0;
- if (strncasecmp(val, "Auto: ", 6) == 0)
- {
- const char *p = val + 5, *end = val + strlen(val);
- int i;
- PicoRegionOverride = PicoAutoRgnOrder = 0;
- for (i = 0; p < end && i < 3; i++)
- {
- while (*p == ' ') p++;
- if (p[0] == 'J' && p[1] == 'P') {
- PicoAutoRgnOrder |= 1 << (i*4);
- } else if (p[0] == 'U' && p[1] == 'S') {
- PicoAutoRgnOrder |= 4 << (i*4);
- } else if (p[0] == 'E' && p[1] == 'U') {
- PicoAutoRgnOrder |= 8 << (i*4);
- }
- while (*p != ' ' && *p != 0) p++;
- if (*p == 0) break;
- }
- }
- else if (strcasecmp(val, "Auto") == 0) {
- PicoRegionOverride = 0;
- } else if (strcasecmp(val, "Japan NTSC") == 0) {
- PicoRegionOverride = 1;
- } else if (strcasecmp(val, "Japan PAL") == 0) {
- PicoRegionOverride = 2;
- } else if (strcasecmp(val, "USA") == 0) {
- PicoRegionOverride = 4;
- } else if (strcasecmp(val, "Europe") == 0) {
- PicoRegionOverride = 8;
- } else
- return 0;
- return 1;
- case MA_OPT_CONFIRM_STATES:
- if (strcasecmp(var, "Confirm savestate") != 0) return 0;
- if (strcasecmp(val, "OFF") == 0) {
- currentConfig.EmuOpt &= ~(5<<9);
- } else if (strcasecmp(val, "writes") == 0) {
- currentConfig.EmuOpt &= ~(5<<9);
- currentConfig.EmuOpt |= 1<<9;
- } else if (strcasecmp(val, "loads") == 0) {
- currentConfig.EmuOpt &= ~(5<<9);
- currentConfig.EmuOpt |= 4<<9;
- } else if (strcasecmp(val, "both") == 0) {
- currentConfig.EmuOpt &= ~(5<<9);
- currentConfig.EmuOpt |= 5<<9;
- } else
- return 0;
- return 1;
- case MA_OPT_CPU_CLOCKS:
- #ifdef __GP2X__
- if (strcasecmp(var, "GP2X CPU clocks") != 0) return 0;
- #elif defined(PSP)
- if (strcasecmp(var, "PSP CPU clock") != 0) return 0;
- #endif
- currentConfig.CPUclock = atoi(val);
- return 1;
- case MA_OPT2_GAMMA:
- if (strcasecmp(var, "Gamma correction") != 0) return 0;
- currentConfig.gamma = (int) (atof(val) * 100.0);
- return 1;
- case MA_OPT2_SQUIDGEHACK:
- if (strcasecmp(var, "Squidgehack") != 0) return 0;
- tmpi = atoi(val);
- if (tmpi) *(int *)me->var |= me->mask;
- else *(int *)me->var &= ~me->mask;
- return 1;
- case MA_CDOPT_READAHEAD:
- if (strcasecmp(var, "ReadAhead buffer") != 0) return 0;
- PicoCDBuffers = atoi(val) / 2;
- return 1;
- /* PSP */
- case MA_OPT3_SCALE:
- if (strcasecmp(var, "Scale factor") != 0) return 0;
- currentConfig.scale = atof(val);
- return 1;
- case MA_OPT3_HSCALE32:
- if (strcasecmp(var, "Hor. scale (for low res. games)") != 0) return 0;
- currentConfig.hscale32 = atof(val);
- return 1;
- case MA_OPT3_HSCALE40:
- if (strcasecmp(var, "Hor. scale (for hi res. games)") != 0) return 0;
- currentConfig.hscale40 = atof(val);
- return 1;
- case MA_OPT3_FILTERING:
- if (strcasecmp(var, "Bilinear filtering") != 0) return 0;
- currentConfig.scaling = atoi(val);
- return 1;
- case MA_OPT3_GAMMAA:
- if (strcasecmp(var, "Gamma adjustment") != 0) return 0;
- currentConfig.gamma = atoi(val);
- return 1;
- case MA_OPT3_BLACKLVL:
- if (strcasecmp(var, "Black level") != 0) return 0;
- currentConfig.gamma2 = atoi(val);
- return 1;
- case MA_OPT3_VSYNC:
- if (strcasecmp(var, "Wait for vsync") != 0) return 0;
- if (strcasecmp(val, "never") == 0) {
- currentConfig.EmuOpt &= ~0x12000;
- } else if (strcasecmp(val, "sometimes") == 0) {
- currentConfig.EmuOpt |= 0x12000;
- } else if (strcasecmp(val, "always") == 0) {
- currentConfig.EmuOpt &= ~0x12000;
- currentConfig.EmuOpt |= 0x02000;
- } else
- return 0;
- return 1;
- default:
- lprintf("unhandled custom_read: %i\n", me->id);
- return 0;
- }
- }
- static unsigned int keys_encountered = 0;
- static void keys_parse(const char *var, const char *val, int binds[32],
- const char * const names[32], int max_keys)
- {
- int t, i;
- unsigned int player;
- for (t = 0; t < 32; t++)
- {
- if (names[t] && strcmp(names[t], var) == 0) break;
- }
- if (t == 32)
- {
- int len = strlen(var);
- if (len == 1) t = var[0];
- else if (len >= 4 && var[0] == '\\' && var[1] == 'x') {
- char *p;
- t = (int)strtoul(var + 2, &p, 16);
- if (*p != 0) t = max_keys; // parse failed
- }
- else
- t = max_keys; // invalid
- }
- if (t < 0 || t >= max_keys) {
- lprintf("unhandled bind \"%s\"\n", var);
- return;
- }
- if (binds == currentConfig.KeyBinds && !(keys_encountered & (1<<t))) { // hack
- binds[t] = 0;
- keys_encountered |= 1<<t;
- }
- if (val[0] == 0)
- return;
- if (strncasecmp(val, "player", 6) == 0)
- {
- player = atoi(val + 6) - 1;
- if (player > 1) goto fail;
- for (i = 0; i < sizeof(me_ctrl_actions) / sizeof(me_ctrl_actions[0]); i++) {
- if (strncasecmp(me_ctrl_actions[i].name, val + 8, strlen(val + 8)) == 0) {
- binds[t] |= me_ctrl_actions[i].mask | (player<<16);
- return;
- }
- }
- }
- for (i = 0; emuctrl_actions[i].name != NULL; i++) {
- if (strncasecmp(emuctrl_actions[i].name, val, strlen(val)) == 0) {
- binds[t] |= emuctrl_actions[i].mask;
- return;
- }
- }
- fail:
- lprintf("unhandled action \"%s\"\n", val);
- return;
- }
- #define try_joy_parse(num) { \
- if (strncasecmp(var, "bind_joy"#num " ", 10) == 0) { \
- keys_parse(var + 10, val, currentConfig.JoyBinds[num], joyKeyNames, 32); \
- return; \
- } \
- }
- static void parse(const char *var, const char *val)
- {
- menu_entry *me;
- int t, i, tlen, tmp, ret = 0;
- if (strcasecmp(var, "LastUsedROM") == 0)
- return; /* handled elsewhere */
- if (strcasecmp(var, "Sound Volume") == 0) {
- currentConfig.volume = atoi(val);
- return;
- }
- // key binds
- if (strncasecmp(var, "bind ", 5) == 0) {
- keys_parse(var + 5, val, currentConfig.KeyBinds, keyNames, PLAT_MAX_KEYS);
- return;
- }
- #if PLAT_HAVE_JOY
- try_joy_parse(0)
- try_joy_parse(1)
- try_joy_parse(2)
- try_joy_parse(3)
- #endif
- for (t = 0; t < sizeof(cfg_opts) / sizeof(cfg_opts[0]) && ret == 0; t++)
- {
- me = cfg_opts[t];
- tlen = *(cfg_opt_counts[t]);
- for (i = 0; i < tlen && ret == 0; i++, me++)
- {
- if (!me->need_to_save) continue;
- if (me->name != NULL) {
- if (strcasecmp(var, me->name) != 0) continue; // surely not this one
- if (me->beh == MB_ONOFF) {
- tmp = atoi(val);
- if (tmp) *(int *)me->var |= me->mask;
- else *(int *)me->var &= ~me->mask;
- return;
- } else if (me->beh == MB_RANGE) {
- tmp = atoi(val);
- if (tmp < me->min) tmp = me->min;
- if (tmp > me->max) tmp = me->max;
- *(int *)me->var = tmp;
- return;
- }
- }
- ret = custom_read(me, var, val);
- }
- }
- if (!ret) lprintf("config_readsect: unhandled var: \"%s\"\n", var);
- }
- int config_havesect(const char *fname, const char *section)
- {
- FILE *f;
- int ret;
- f = fopen(fname, "r");
- if (f == NULL) return 0;
- ret = seek_sect(f, section);
- fclose(f);
- return ret;
- }
- int config_readsect(const char *fname, const char *section)
- {
- char line[128], *var, *val;
- FILE *f;
- int ret;
- f = fopen(fname, "r");
- if (f == NULL) return -1;
- if (section != NULL)
- {
- ret = seek_sect(f, section);
- if (!ret) {
- lprintf("config_readsect: %s: missing section [%s]\n", fname, section);
- fclose(f);
- return -1;
- }
- }
- keys_encountered = 0;
- while (!feof(f))
- {
- ret = config_get_var_val(f, line, sizeof(line), &var, &val);
- if (ret == 0) break;
- if (ret == -1) continue;
- parse(var, val);
- }
- fclose(f);
- return 0;
- }
- #endif // _MSC_VER
- static char *mystrip(char *str)
- {
- int i, len;
- len = strlen(str);
- for (i = 0; i < len; i++)
- if (str[i] != ' ') break;
- if (i > 0) memmove(str, str + i, len - i + 1);
- len = strlen(str);
- for (i = len - 1; i >= 0; i--)
- if (str[i] != ' ') break;
- str[i+1] = 0;
- return str;
- }
- /* returns:
- * 0 - EOF, end
- * 1 - parsed ok
- * -1 - failed to parse line
- */
- int config_get_var_val(void *file, char *line, int lsize, char **rvar, char **rval)
- {
- char *var, *val, *tmp;
- FILE *f = file;
- int len, i;
- tmp = fgets(line, lsize, f);
- if (tmp == NULL) return 0;
- if (line[0] == '[') return 0; // other section
- // strip comments, linefeed, spaces..
- len = strlen(line);
- for (i = 0; i < len; i++)
- if (line[i] == '#' || line[i] == '\r' || line[i] == '\n') { line[i] = 0; break; }
- mystrip(line);
- len = strlen(line);
- if (len <= 0) return -1;;
- // get var and val
- for (i = 0; i < len; i++)
- if (line[i] == '=') break;
- if (i >= len || strchr(&line[i+1], '=') != NULL) {
- lprintf("config_readsect: can't parse: %s\n", line);
- return -1;
- }
- line[i] = 0;
- var = line;
- val = &line[i+1];
- mystrip(var);
- mystrip(val);
- #ifndef _MSC_VER
- if (strlen(var) == 0 || (strlen(val) == 0 && strncasecmp(var, "bind", 4) != 0)) {
- lprintf("config_readsect: something's empty: \"%s\" = \"%s\"\n", var, val);
- return -1;;
- }
- #endif
- *rvar = var;
- *rval = val;
- return 1;
- }
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