apps/settings.c

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2002 by Stuart Martin
  11  * RTC config saving code (C) 2002 by hessu@hes.iki.fi
  12  *
  13  * This program is free software; you can redistribute it and/or
  14  * modify it under the terms of the GNU General Public License
  15  * as published by the Free Software Foundation; either version 2
  16  * of the License, or (at your option) any later version.
  17  *
  18  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  19  * KIND, either express or implied.
  20  *
  21  ****************************************************************************/
  22 #include <stdio.h>
  23 #include <stddef.h>
  24 #include <stdlib.h>
  25 #include <limits.h>
  26 #include "inttypes.h"
  27 #include "config.h"
  28 #include "action.h"
  29 #include "crc32.h"
  30 #include "settings.h"
  31 #include "debug.h"
  32 #include "usb.h"
  33 #include "backlight.h"
  34 #include "audio.h"
  35 #include "mpeg.h"
  36 #include "talk.h"
  37 #include "string.h"
  38 #include "rtc.h"
  39 #include "power.h"
  40 #include "ata_idle_notify.h"
  41 #include "storage.h"
  42 #include "screens.h"
  43 #include "ctype.h"
  44 #include "file.h"
  45 #include "system.h"
  46 #include "general.h"
  47 #include "misc.h"
  48 #ifdef HAVE_LCD_BITMAP
  49 #include "icons.h"
  50 #include "font.h"
  51 #include "peakmeter.h"
  52 #endif
  53 #include "lang.h"
  54 #include "language.h"
  55 #include "powermgmt.h"
  56 #include "sprintf.h"
  57 #include "keyboard.h"
  58 #include "version.h"
  59 #include "sound.h"
  60 #include "rbunicode.h"
  61 #include "dircache.h"
  62 #include "splash.h"
  63 #include "list.h"
  64 #include "settings_list.h"
  65 #include "filetypes.h"
  66 #include "option_select.h"
  67 #include "backdrop.h"
  68 #include "appevents.h"
  69 #if CONFIG_TUNER
  70 #include "radio.h"
  71 #endif
  72 #include "wps.h"
  73
  74 #if CONFIG_CODEC == MAS3507D
  75 void dac_line_in(bool enable);
  76 #endif
  77 struct user_settings global_settings;
  78 struct system_status global_status;
  79
  80 #if CONFIG_CODEC == SWCODEC
  81 #include "dsp.h"
  82 #include "playback.h"
  83 #ifdef HAVE_RECORDING
  84 #include "enc_config.h"
  85 #endif
  86 #endif /* CONFIG_CODEC == SWCODEC */
  87
  88 #define NVRAM_BLOCK_SIZE 44
  89
  90 #ifdef HAVE_LCD_BITMAP
  91 #define MAX_LINES 10
  92 #else
  93 #define MAX_LINES 2
  94 #endif
  95
  96 #ifdef HAVE_REMOTE_LCD
  97 #include "lcd-remote.h"
  98 #endif
  99
 100 long lasttime = 0;
 101
 102 /** NVRAM stuff, if the target doesnt have NVRAM it is saved in ROCKBOX_DIR /nvram.bin **/
 103 /* NVRAM is set out as
 104 [0] 'R'
 105 [1] 'b'
 106 [2] version
 107 [3] stored variable count
 108 [4-7] crc32 checksum
 109 [8-NVRAM_BLOCK_SIZE] data
 110 */
 111 #define NVRAM_DATA_START 8
 112 #define NVRAM_FILE ROCKBOX_DIR "/nvram.bin"
 113 static char nvram_buffer[NVRAM_BLOCK_SIZE];
 114
 115 static bool read_nvram_data(char* buf, int max_len)
 116 {
 117     unsigned crc32 = 0xffffffff;
 118     int var_count = 0, i = 0, buf_pos = 0;
 119 #ifndef HAVE_RTC_RAM
 120     int fd = open(NVRAM_FILE,O_RDONLY);
 121     if (fd < 0)
 122         return false;
 123     memset(buf,0,max_len);
 124     if (read(fd,buf,max_len) < 8) /* min is 8 bytes,magic, ver, vars, crc32 */
 125         return false;
 126     close(fd);
 127 #else
 128     memset(buf,0,max_len);
 129     /* read rtc block */
 130     for (i=0; i < max_len; i++ )
 131         buf[i] = rtc_read(0x14+i);
 132 #endif
 133     /* check magic, version */
 134     if ((buf[0] != 'R') || (buf[1] != 'b')
 135         || (buf[2] != NVRAM_CONFIG_VERSION))
 136         return false;
 137     /* check crc32 */
 138     crc32 = crc_32(&buf[NVRAM_DATA_START],
 139                     max_len-NVRAM_DATA_START-1,0xffffffff);
 140     if (memcmp(&crc32,&buf[4],4))
 141         return false;
 142     /* all good, so read in the settings */
 143     var_count = buf[3];
 144     buf_pos = NVRAM_DATA_START;
 145     for(i=0; i<nb_settings; i++)
 146     {
 147         int nvram_bytes = (settings[i].flags&F_NVRAM_BYTES_MASK)
 148                                 >>F_NVRAM_MASK_SHIFT;
 149         if (nvram_bytes)
 150         {
 151             if ((var_count>0) && (buf_pos<max_len))
 152             {
 153                 memcpy(settings[i].setting,&buf[buf_pos],nvram_bytes);
 154                 buf_pos += nvram_bytes;
 155                 var_count--;
 156             }
 157             else /* should only happen when new items are added to the end */
 158             {
 159                 memcpy(settings[i].setting, &settings[i].default_val, nvram_bytes);
 160             }
 161         }
 162     }
 163     return true;
 164 }
 165 static bool write_nvram_data(char* buf, int max_len)
 166 {
 167     unsigned crc32 = 0xffffffff;
 168     int i = 0, buf_pos = 0;
 169     char var_count = 0;
 170 #ifndef HAVE_RTC_RAM
 171     int fd;
 172 #endif
 173     memset(buf,0,max_len);
 174     /* magic, version */
 175     buf[0] = 'R'; buf[1] = 'b';
 176     buf[2] = NVRAM_CONFIG_VERSION;
 177     buf_pos = NVRAM_DATA_START;
 178     for(i=0; (i<nb_settings) && (buf_pos<max_len); i++)
 179     {
 180         int nvram_bytes = (settings[i].flags&F_NVRAM_BYTES_MASK)
 181                                 >>F_NVRAM_MASK_SHIFT;
 182         if (nvram_bytes)
 183         {
 184             memcpy(&buf[buf_pos],settings[i].setting,nvram_bytes);
 185             buf_pos += nvram_bytes;
 186             var_count++;
 187         }
 188     }
 189     /* count and crc32 */
 190     buf[3] = var_count;
 191     crc32 = crc_32(&buf[NVRAM_DATA_START],
 192                     max_len-NVRAM_DATA_START-1,0xffffffff);
 193     memcpy(&buf[4],&crc32,4);
 194 #ifndef HAVE_RTC_RAM
 195     fd = open(NVRAM_FILE,O_CREAT|O_TRUNC|O_WRONLY);
 196     if (fd >= 0)
 197     {
 198         int len = write(fd,buf,max_len);
 199         close(fd);
 200         if (len < 8)
 201             return false;
 202     }
 203 #else
 204     /* FIXME: okay, it _would_ be cleaner and faster to implement rtc_write so
 205        that it would write a number of bytes at a time since the RTC chip
 206        supports that, but this will have to do for now 8-) */
 207     for (i=0; i < NVRAM_BLOCK_SIZE; i++ ) {
 208         int r = rtc_write(0x14+i, buf[i]);
 209         if (r)
 210             return false;
 211     }
 212 #endif
 213     return true;
 214 }
 215
 216 /** Reading from a config file **/
 217 /*
 218  * load settings from disk or RTC RAM
 219  */
 220 void settings_load(int which)
 221 {
 222     if (which&SETTINGS_RTC)
 223         read_nvram_data(nvram_buffer,NVRAM_BLOCK_SIZE);
 224     if (which&SETTINGS_HD)
 225     {
 226         settings_load_config(CONFIGFILE,false);
 227         settings_load_config(FIXEDSETTINGSFILE,false);
 228     }
 229 }
 230
 231 static bool cfg_string_to_int(int setting_id, int* out, const char* str)
 232 {
 233     const char* start = settings[setting_id].cfg_vals;
 234     char* end = NULL;
 235     char temp[MAX_PATH];
 236     int count = 0;
 237     while (1)
 238     {
 239         end = strchr(start, ',');
 240         if (!end)
 241         {
 242             if (!strcmp(str, start))
 243             {
 244                 *out = count;
 245                 return true;
 246             }
 247             else return false;
 248         }
 249         strlcpy(temp, start, end-start+1);
 250         if (!strcmp(str, temp))
 251         {
 252             *out = count;
 253             return true;
 254         }
 255         start = end +1;
 256         count++;
 257     }
 258     return false;
 259 }
 260
 261 bool settings_load_config(const char* file, bool apply)
 262 {
 263     int fd;
 264     char line[128];
 265     char* name;
 266     char* value;
 267     int i;
 268     fd = open_utf8(file, O_RDONLY);
 269     if (fd < 0)
 270         return false;
 271
 272     while (read_line(fd, line, sizeof line) > 0)
 273     {
 274         if (!settings_parseline(line, &name, &value))
 275             continue;
 276         for(i=0; i<nb_settings; i++)
 277         {
 278             if (settings[i].cfg_name == NULL)
 279                 continue;
 280             if (!strcasecmp(name,settings[i].cfg_name))
 281             {
 282                 switch (settings[i].flags&F_T_MASK)
 283                 {
 284                     case F_T_CUSTOM:
 285                         settings[i].custom_setting->load_from_cfg(settings[i].setting, value);
 286                         break;
 287                     case F_T_INT:
 288                     case F_T_UINT:
 289 #ifdef HAVE_LCD_COLOR
 290                         if (settings[i].flags&F_RGB)
 291                             hex_to_rgb(value, (int*)settings[i].setting);
 292                         else
 293 #endif
 294                             if (settings[i].cfg_vals == NULL)
 295                         {
 296                             *(int*)settings[i].setting = atoi(value);
 297                         }
 298                         else
 299                         {
 300                             int temp, *v = (int*)settings[i].setting;
 301                             bool found = cfg_string_to_int(i, &temp, value);
 302                             if (found)
 303                             {
 304                                 if (settings[i].flags&F_TABLE_SETTING)
 305                                     *v = settings[i].table_setting->values[temp];
 306                                 else
 307                                     *v = temp;
 308                             }
 309                             else
 310                                 *v = atoi(value);
 311                         }
 312                         break;
 313                     case F_T_BOOL:
 314                     {
 315                         int temp;
 316                         if (cfg_string_to_int(i,&temp,value))
 317                             *(bool*)settings[i].setting = (temp!=0);
 318                         if (settings[i].bool_setting->option_callback)
 319                             settings[i].bool_setting->option_callback(temp!=0);
 320                         break;
 321                     }
 322                     case F_T_CHARPTR:
 323                     case F_T_UCHARPTR:
 324                     {
 325                         char storage[MAX_PATH];
 326                         if (settings[i].filename_setting->prefix)
 327                         {
 328                             int len = strlen(settings[i].filename_setting->prefix);
 329                             if (!strncasecmp(value,
 330                                              settings[i].filename_setting->prefix,
 331                                              len))
 332                             {
 333                                 strlcpy(storage, &value[len], MAX_PATH);
 334                             }
 335                             else strlcpy(storage, value, MAX_PATH);
 336                         }
 337                         else strlcpy(storage, value, MAX_PATH);
 338                         if (settings[i].filename_setting->suffix)
 339                         {
 340                             char *s = strcasestr(storage,settings[i].filename_setting->suffix);
 341                             if (s) *s = '\0';
 342                         }
 343                         strlcpy((char*)settings[i].setting, storage,
 344                                 settings[i].filename_setting->max_len);
 345                         break;
 346                     }
 347                 }
 348                 break;
 349             } /* if (!strcmp(name,settings[i].cfg_name)) */
 350         } /* for(...) */
 351     } /* while(...) */
 352
 353     close(fd);
 354     settings_save();
 355     if (apply)
 356         settings_apply(true);
 357     return true;
 358 }
 359
 360 /** Writing to a config file and saving settings **/
 361
 362 bool cfg_int_to_string(int setting_id, int val, char* buf, int buf_len)
 363 {
 364     int flags = settings[setting_id].flags;
 365     const char* start = settings[setting_id].cfg_vals;
 366     char* end = NULL;
 367     int count = 0;
 368
 369     if ((flags&F_T_MASK)==F_T_INT &&
 370         flags&F_TABLE_SETTING)
 371     {
 372         const int *value = settings[setting_id].table_setting->values;
 373         while (start)
 374         {
 375             end = strchr(start,',');
 376             if (value[count] == val)
 377             {
 378                 if (end == NULL)
 379                     strlcpy(buf, start, buf_len);
 380                 else
 381                 {
 382                     int len = (buf_len > (end-start))? end-start: buf_len;
 383                     strlcpy(buf, start, len+1);
 384                 }
 385                 return true;
 386             }
 387             count++;
 388
 389             if (end)
 390                 start = end+1;
 391             else
 392                 break;
 393         }
 394         return false;
 395     }
 396
 397     while (count < val)
 398     {
 399         start = strchr(start,',');
 400         if (!start)
 401             return false;
 402         count++;
 403         start++;
 404     }
 405     end = strchr(start,',');
 406     if (end == NULL)
 407         strlcpy(buf, start, buf_len);
 408     else
 409     {
 410         int len = (buf_len > (end-start))? end-start: buf_len;
 411         strlcpy(buf, start, len+1);
 412     }
 413     return true;
 414 }
 415
 416 bool cfg_to_string(int i/*setting_id*/, char* buf, int buf_len)
 417 {
 418     switch (settings[i].flags&F_T_MASK)
 419     {
 420         case F_T_CUSTOM:
 421             settings[i].custom_setting->write_to_cfg(settings[i].setting,
 422                                                      buf, buf_len);
 423             break;
 424         case F_T_INT:
 425         case F_T_UINT:
 426 #ifdef HAVE_LCD_COLOR
 427             if (settings[i].flags&F_RGB)
 428             {
 429                 int colour = *(int*)settings[i].setting;
 430                 snprintf(buf,buf_len,"%02x%02x%02x",
 431                             (int)RGB_UNPACK_RED(colour),
 432                             (int)RGB_UNPACK_GREEN(colour),
 433                             (int)RGB_UNPACK_BLUE(colour));
 434             }
 435             else
 436 #endif
 437             if (settings[i].cfg_vals == NULL)
 438             {
 439                 snprintf(buf,buf_len,"%d",*(int*)settings[i].setting);
 440             }
 441             else
 442             {
 443                 if (cfg_int_to_string(i, *(int*)settings[i].setting,
 444                                     buf, buf_len) == false)
 445                 {
 446                     snprintf(buf,buf_len,"%d",*(int*)settings[i].setting);
 447                 }
 448                 else
 449                     return false;
 450             }
 451             break;
 452         case F_T_BOOL:
 453             cfg_int_to_string(i,
 454                     *(bool*)settings[i].setting==false?0:1, buf, buf_len);
 455             break;
 456         case F_T_CHARPTR:
 457         case F_T_UCHARPTR:
 458             if (((char*)settings[i].setting)[0]
 459                 && settings[i].filename_setting->prefix)
 460             {
 461                 snprintf(buf,buf_len,"%s%s%s",
 462                     settings[i].filename_setting->prefix,
 463                     (char*)settings[i].setting,
 464                     settings[i].filename_setting->suffix);
 465             }
 466             else strlcpy(buf,(char*)settings[i].setting,
 467                          settings[i].filename_setting->max_len);
 468             break;
 469     } /* switch () */
 470     return true;
 471 }
 472
 473
 474 static bool is_changed(int setting_id)
 475 {
 476     const struct settings_list *setting = &settings[setting_id];
 477     switch (setting->flags&F_T_MASK)
 478     {
 479     case F_T_CUSTOM:
 480         return setting->custom_setting->is_changed(setting->setting,
 481                                             setting->default_val.custom);
 482         break;
 483     case F_T_INT:
 484     case F_T_UINT:
 485         if (setting->flags&F_DEF_ISFUNC)
 486         {
 487             if (*(int*)setting->setting == setting->default_val.func())
 488                 return false;
 489         }
 490         else if (setting->flags&F_T_SOUND)
 491         {
 492             if (*(int*)setting->setting ==
 493                 sound_default(setting->sound_setting->setting))
 494                 return false;
 495         }
 496         else if (*(int*)setting->setting == setting->default_val.int_)
 497             return false;
 498         break;
 499     case F_T_BOOL:
 500         if (*(bool*)setting->setting == setting->default_val.bool_)
 501             return false;
 502         break;
 503     case F_T_CHARPTR:
 504     case F_T_UCHARPTR:
 505         if (!strcmp((char*)setting->setting, setting->default_val.charptr))
 506             return false;
 507         break;
 508     }
 509     return true;
 510 }
 511
 512 static bool settings_write_config(const char* filename, int options)
 513 {
 514     int i;
 515     int fd;
 516     char value[MAX_PATH];
 517     fd = open(filename,O_CREAT|O_TRUNC|O_WRONLY);
 518     if (fd < 0)
 519         return false;
 520     fdprintf(fd, "# .cfg file created by rockbox %s - "
 521                  "http://www.rockbox.org\r\n\r\n", appsversion);
 522     for(i=0; i<nb_settings; i++)
 523     {
 524         if (settings[i].cfg_name == NULL)
 525             continue;
 526         value[0] = '\0';
 527
 528         switch (options)
 529         {
 530             case SETTINGS_SAVE_CHANGED:
 531                 if (!is_changed(i))
 532                     continue;
 533                 break;
 534             case SETTINGS_SAVE_SOUND:
 535                 if ((settings[i].flags&F_SOUNDSETTING) == 0)
 536                     continue;
 537                 break;
 538             case SETTINGS_SAVE_THEME:
 539                 if ((settings[i].flags&F_THEMESETTING) == 0)
 540                     continue;
 541                 break;
 542 #ifdef HAVE_RECORDING
 543             case SETTINGS_SAVE_RECPRESETS:
 544                 if ((settings[i].flags&F_RECSETTING) == 0)
 545                     continue;
 546                 break;
 547 #endif
 548 #if CONFIG_CODEC == SWCODEC
 549             case SETTINGS_SAVE_EQPRESET:
 550                 if ((settings[i].flags&F_EQSETTING) == 0)
 551                     continue;
 552                 break;
 553 #endif
 554         }
 555
 556         cfg_to_string(i, value, MAX_PATH);
 557         fdprintf(fd,"%s: %s\r\n",settings[i].cfg_name,value);
 558     } /* for(...) */
 559     close(fd);
 560     return true;
 561 }
 562 #ifndef HAVE_RTC_RAM
 563 static bool flush_global_status_callback(void)
 564 {
 565     return write_nvram_data(nvram_buffer,NVRAM_BLOCK_SIZE);
 566 }
 567 #endif
 568 static bool flush_config_block_callback(void)
 569 {
 570     bool r1, r2;
 571     r1 = write_nvram_data(nvram_buffer,NVRAM_BLOCK_SIZE);
 572     r2 = settings_write_config(CONFIGFILE, SETTINGS_SAVE_CHANGED);
 573     return r1 || r2;
 574 }
 575
 576 /*
 577  * persist all runtime user settings to disk or RTC RAM
 578  */
 579 static void update_runtime(void)
 580 {
 581     int elapsed_secs;
 582
 583     elapsed_secs = (current_tick - lasttime) / HZ;
 584     global_status.runtime += elapsed_secs;
 585     lasttime += (elapsed_secs * HZ);
 586
 587     if ( global_status.runtime > global_status.topruntime )
 588         global_status.topruntime = global_status.runtime;
 589 }
 590
 591 void status_save(void)
 592 {
 593     update_runtime();
 594 #ifdef HAVE_RTC_RAM
 595     /* this will be done in the storage_callback if
 596        target doesnt have rtc ram */
 597     write_nvram_data(nvram_buffer,NVRAM_BLOCK_SIZE);
 598 #else
 599     register_storage_idle_func(flush_global_status_callback);
 600 #endif
 601 }
 602
 603 int settings_save(void)
 604 {
 605     update_runtime();
 606 #ifdef HAVE_RTC_RAM
 607     /* this will be done in the storage_callback if
 608        target doesnt have rtc ram */
 609     write_nvram_data(nvram_buffer,NVRAM_BLOCK_SIZE);
 610 #endif
 611     register_storage_idle_func(flush_config_block_callback);
 612     return 0;
 613 }
 614
 615 bool settings_save_config(int options)
 616 {
 617     char filename[MAX_PATH];
 618     char *folder, *namebase;
 619     switch (options)
 620     {
 621         case SETTINGS_SAVE_THEME:
 622             folder = THEME_DIR;
 623             namebase = "theme";
 624             break;
 625 #ifdef HAVE_RECORDING
 626         case SETTINGS_SAVE_RECPRESETS:
 627             folder = RECPRESETS_DIR;
 628             namebase = "recording";
 629             break;
 630 #endif
 631 #if CONFIG_CODEC == SWCODEC
 632         case SETTINGS_SAVE_EQPRESET:
 633             folder = EQS_DIR;
 634             namebase = "eq";
 635             break;
 636 #endif
 637         case SETTINGS_SAVE_SOUND:
 638             folder = ROCKBOX_DIR;
 639             namebase = "sound";
 640             break;
 641         default:
 642             folder = ROCKBOX_DIR;
 643             namebase = "config";
 644             break;
 645     }
 646     create_numbered_filename(filename, folder, namebase, ".cfg", 2
 647                              IF_CNFN_NUM_(, NULL));
 648
 649     /* allow user to modify filename */
 650     while (true) {
 651         if (!kbd_input(filename, sizeof filename)) {
 652             break;
 653         }
 654         else {
 655             splash(HZ, ID2P(LANG_CANCEL));
 656             return false;
 657         }
 658     }
 659
 660     if (settings_write_config(filename, options))
 661         splash(HZ, ID2P(LANG_SETTINGS_SAVED));
 662     else
 663         splash(HZ, ID2P(LANG_FAILED));
 664     return true;
 665 }
 666
 667 /** Apply and Reset settings **/
 668
 669
 670 #ifdef HAVE_LCD_BITMAP
 671 /*
 672  * Applies the range infos stored in global_settings to
 673  * the peak meter.
 674  */
 675 void settings_apply_pm_range(void)
 676 {
 677     int pm_min, pm_max;
 678
 679     /* depending on the scale mode (dBfs or percent) the values
 680        of global_settings.peak_meter_dbfs have different meanings */
 681     if (global_settings.peak_meter_dbfs)
 682     {
 683         /* convert to dBfs * 100          */
 684         pm_min = -(((int)global_settings.peak_meter_min) * 100);
 685         pm_max = -(((int)global_settings.peak_meter_max) * 100);
 686     }
 687     else
 688     {
 689         /* percent is stored directly -> no conversion */
 690         pm_min = global_settings.peak_meter_min;
 691         pm_max = global_settings.peak_meter_max;
 692     }
 693
 694     /* apply the range */
 695     peak_meter_init_range(global_settings.peak_meter_dbfs, pm_min, pm_max);
 696 }
 697 #endif /* HAVE_LCD_BITMAP */
 698
 699 void sound_settings_apply(void)
 700 {
 701 #if CONFIG_CODEC == SWCODEC
 702     sound_set_dsp_callback(dsp_callback);
 703 #endif
 704     sound_set(SOUND_BASS, global_settings.bass);
 705     sound_set(SOUND_TREBLE, global_settings.treble);
 706     sound_set(SOUND_BALANCE, global_settings.balance);
 707     sound_set(SOUND_VOLUME, global_settings.volume);
 708     sound_set(SOUND_CHANNELS, global_settings.channel_config);
 709     sound_set(SOUND_STEREO_WIDTH, global_settings.stereo_width);
 710 #if (CONFIG_CODEC == MAS3587F) || (CONFIG_CODEC == MAS3539F)
 711     sound_set(SOUND_LOUDNESS, global_settings.loudness);
 712     sound_set(SOUND_AVC, global_settings.avc);
 713     sound_set(SOUND_MDB_STRENGTH, global_settings.mdb_strength);
 714     sound_set(SOUND_MDB_HARMONICS, global_settings.mdb_harmonics);
 715     sound_set(SOUND_MDB_CENTER, global_settings.mdb_center);
 716     sound_set(SOUND_MDB_SHAPE, global_settings.mdb_shape);
 717     sound_set(SOUND_MDB_ENABLE, global_settings.mdb_enable);
 718     sound_set(SOUND_SUPERBASS, global_settings.superbass);
 719 #endif
 720
 721 #ifdef HAVE_WM8758
 722     sound_set(SOUND_BASS_CUTOFF, global_settings.bass_cutoff);
 723     sound_set(SOUND_TREBLE_CUTOFF, global_settings.treble_cutoff);
 724 #endif
 725 }
 726
 727 void settings_apply(bool read_disk)
 728 {
 729     char buf[64];
 730 #if CONFIG_CODEC == SWCODEC
 731     int i;
 732 #endif
 733     int screen;
 734
 735     sound_settings_apply();
 736
 737 #ifdef HAVE_DISK_STORAGE
 738     audio_set_buffer_margin(global_settings.buffer_margin);
 739 #endif
 740
 741 #ifdef HAVE_LCD_CONTRAST
 742     lcd_set_contrast(global_settings.contrast);
 743 #endif
 744     lcd_scroll_speed(global_settings.scroll_speed);
 745 #ifdef HAVE_REMOTE_LCD
 746     lcd_remote_set_contrast(global_settings.remote_contrast);
 747     lcd_remote_set_invert_display(global_settings.remote_invert);
 748
 749 #ifdef HAVE_LCD_FLIP
 750     lcd_remote_set_flip(global_settings.remote_flip_display);
 751 #endif
 752
 753     lcd_remote_scroll_speed(global_settings.remote_scroll_speed);
 754     lcd_remote_scroll_step(global_settings.remote_scroll_step);
 755     lcd_remote_scroll_delay(global_settings.remote_scroll_delay);
 756     lcd_remote_bidir_scroll(global_settings.remote_bidir_limit);
 757 #ifdef HAVE_REMOTE_LCD_TICKING
 758     lcd_remote_emireduce(global_settings.remote_reduce_ticking);
 759 #endif
 760     remote_backlight_set_timeout(global_settings.remote_backlight_timeout);
 761 #if CONFIG_CHARGING
 762     remote_backlight_set_timeout_plugged(global_settings.remote_backlight_timeout_plugged);
 763 #endif
 764 #ifdef HAS_REMOTE_BUTTON_HOLD
 765     remote_backlight_set_on_button_hold(global_settings.remote_backlight_on_button_hold);
 766 #endif
 767 #endif /* HAVE_REMOTE_LCD */
 768 #ifdef HAVE_BACKLIGHT_BRIGHTNESS
 769     backlight_set_brightness(global_settings.brightness);
 770 #endif
 771 #ifdef HAVE_BACKLIGHT
 772     backlight_set_timeout(global_settings.backlight_timeout);
 773 #if CONFIG_CHARGING
 774     backlight_set_timeout_plugged(global_settings.backlight_timeout_plugged);
 775 #endif
 776 #if    defined(HAVE_BACKLIGHT_FADING_INT_SETTING) \
 777     || defined(HAVE_BACKLIGHT_FADING_BOOL_SETTING)
 778     backlight_set_fade_in(global_settings.backlight_fade_in);
 779     backlight_set_fade_out(global_settings.backlight_fade_out);
 780 #endif
 781 #endif
 782 #ifdef HAVE_BUTTONLIGHT_BRIGHTNESS
 783     buttonlight_set_brightness(global_settings.buttonlight_brightness);
 784 #endif
 785 #ifdef HAVE_BUTTON_LIGHT
 786     buttonlight_set_timeout(global_settings.buttonlight_timeout);
 787 #endif
 788 #ifdef HAVE_DISK_STORAGE
 789     storage_spindown(global_settings.disk_spindown);
 790 #endif
 791 #if (CONFIG_CODEC == MAS3507D) && !defined(SIMULATOR)
 792     dac_line_in(global_settings.line_in);
 793 #endif
 794     set_poweroff_timeout(global_settings.poweroff);
 795
 796     set_battery_capacity(global_settings.battery_capacity);
 797 #if BATTERY_TYPES_COUNT > 1
 798     set_battery_type(global_settings.battery_type);
 799 #endif
 800
 801 #ifdef HAVE_LCD_BITMAP
 802 #ifdef HAVE_LCD_INVERT
 803     lcd_set_invert_display(global_settings.invert);
 804 #endif
 805 #ifdef HAVE_LCD_FLIP
 806     lcd_set_flip(global_settings.flip_display);
 807     button_set_flip(global_settings.flip_display);
 808 #endif
 809     lcd_update(); /* refresh after flipping the screen */
 810     settings_apply_pm_range();
 811     peak_meter_init_times(
 812         global_settings.peak_meter_release, global_settings.peak_meter_hold,
 813         global_settings.peak_meter_clip_hold);
 814 #endif
 815
 816 #ifdef HAVE_SPEAKER
 817     audiohw_enable_speaker(global_settings.speaker_enabled);
 818 #endif
 819
 820     if (read_disk)
 821     {
 822
 823 #ifdef HAVE_LCD_BITMAP
 824         /* fonts need to be loaded before the WPS */
 825         if ( global_settings.font_file[0]) {
 826             snprintf(buf, sizeof buf, FONT_DIR "/%s.fnt",
 827                      global_settings.font_file);
 828             if (font_load(buf) == NULL)
 829                 font_reset();
 830         }
 831         else
 832             font_reset();
 833
 834         if ( global_settings.kbd_file[0]) {
 835             snprintf(buf, sizeof buf, ROCKBOX_DIR "/%s.kbd",
 836                      global_settings.kbd_file);
 837             load_kbd(buf);
 838         }
 839         else
 840             load_kbd(NULL);
 841 #endif
 842
 843         if ( global_settings.wps_file[0] &&
 844             global_settings.wps_file[0] != 0xff ) {
 845             snprintf(buf, sizeof buf, WPS_DIR "/%s.wps",
 846                     global_settings.wps_file);
 847             wps_data_load(SCREEN_MAIN, buf, true);
 848         }
 849         else
 850         {
 851             wps_data_init(SCREEN_MAIN);
 852             wps_data_load(SCREEN_MAIN, NULL, true);
 853         }
 854
 855 #if LCD_DEPTH > 1
 856         if ( global_settings.backdrop_file[0] &&
 857             global_settings.backdrop_file[0] != 0xff ) {
 858             snprintf(buf, sizeof buf, BACKDROP_DIR "/%s.bmp",
 859                     global_settings.backdrop_file);
 860             backdrop_load(BACKDROP_MAIN, buf);
 861         } else {
 862             backdrop_unload(BACKDROP_MAIN);
 863         }
 864 #endif
 865
 866         FOR_NB_SCREENS(screen)
 867             screens[screen].backdrop_show(BACKDROP_MAIN);
 868
 869 #if defined(HAVE_REMOTE_LCD) && (NB_SCREENS > 1)
 870         if ( global_settings.rwps_file[0]) {
 871             snprintf(buf, sizeof buf, WPS_DIR "/%s.rwps",
 872                     global_settings.rwps_file);
 873             wps_data_load(SCREEN_REMOTE, buf, true);
 874         }
 875         else
 876         {
 877             wps_data_init(SCREEN_REMOTE);
 878             wps_data_load(SCREEN_REMOTE, NULL, true);
 879         }
 880 #endif
 881         if ( global_settings.lang_file[0]) {
 882             snprintf(buf, sizeof buf, LANG_DIR "/%s.lng",
 883                      global_settings.lang_file);
 884             lang_load(buf);
 885             talk_init(); /* use voice of same language */
 886         }
 887         /* load the icon set */
 888         icons_init();
 889
 890 #ifdef HAVE_LCD_COLOR
 891         if (global_settings.colors_file[0])
 892             read_color_theme_file();
 893 #endif
 894     }
 895
 896 #ifdef HAVE_LCD_COLOR
 897     screens[SCREEN_MAIN].set_foreground(global_settings.fg_color);
 898     screens[SCREEN_MAIN].set_background(global_settings.bg_color);
 899     screens[SCREEN_MAIN].set_selector_start(global_settings.lss_color);
 900     screens[SCREEN_MAIN].set_selector_end(global_settings.lse_color);
 901     screens[SCREEN_MAIN].set_selector_text(global_settings.lst_color);
 902 #endif
 903
 904 #ifdef HAVE_LCD_BITMAP
 905     lcd_scroll_step(global_settings.scroll_step);
 906     gui_list_screen_scroll_step(global_settings.screen_scroll_step);
 907     gui_list_screen_scroll_out_of_view(global_settings.offset_out_of_view);
 908 #else
 909     lcd_jump_scroll(global_settings.jump_scroll);
 910     lcd_jump_scroll_delay(global_settings.jump_scroll_delay);
 911 #endif
 912     lcd_bidir_scroll(global_settings.bidir_limit);
 913     lcd_scroll_delay(global_settings.scroll_delay);
 914
 915
 916     set_codepage(global_settings.default_codepage);
 917
 918 #if CONFIG_CODEC == SWCODEC
 919     audio_set_crossfade(global_settings.crossfade);
 920     dsp_set_replaygain();
 921     dsp_set_crossfeed(global_settings.crossfeed);
 922     dsp_set_crossfeed_direct_gain(global_settings.crossfeed_direct_gain);
 923     dsp_set_crossfeed_cross_params(global_settings.crossfeed_cross_gain,
 924                                    global_settings.crossfeed_hf_attenuation,
 925                                    global_settings.crossfeed_hf_cutoff);
 926
 927     /* Configure software equalizer, hardware eq is handled in audio_init() */
 928     dsp_set_eq(global_settings.eq_enabled);
 929     dsp_set_eq_precut(global_settings.eq_precut);
 930     for(i = 0; i < 5; i++) {
 931         dsp_set_eq_coefs(i);
 932     }
 933
 934     dsp_dither_enable(global_settings.dithering_enabled);
 935     dsp_timestretch_enable(global_settings.timestretch_enabled);
 936 #endif
 937
 938 #ifdef HAVE_SPDIF_POWER
 939     spdif_power_enable(global_settings.spdif_enable);
 940 #endif
 941
 942 #ifdef HAVE_BACKLIGHT
 943     set_backlight_filter_keypress(global_settings.bl_filter_first_keypress);
 944 #ifdef HAVE_REMOTE_LCD
 945     set_remote_backlight_filter_keypress(global_settings.remote_bl_filter_first_keypress);
 946 #endif
 947 #ifdef HAS_BUTTON_HOLD
 948     backlight_set_on_button_hold(global_settings.backlight_on_button_hold);
 949 #endif
 950 #ifdef HAVE_LCD_SLEEP_SETTING
 951     lcd_set_sleep_after_backlight_off(global_settings.lcd_sleep_after_backlight_off);
 952 #endif
 953 #endif /* HAVE_BACKLIGHT */
 954
 955 #ifdef HAVE_TOUCHPAD_SENSITIVITY_SETTING
 956     touchpad_set_sensitivity(global_settings.touchpad_sensitivity);
 957 #endif
 958
 959 #ifdef HAVE_USB_CHARGING_ENABLE
 960     usb_charging_enable(global_settings.usb_charging);
 961 #endif
 962
 963 #ifdef HAVE_TOUCHSCREEN
 964     touchscreen_set_mode(global_settings.touch_mode);
 965     memcpy(&calibration_parameters, &global_settings.ts_calibration_data, sizeof(struct touchscreen_parameter));
 966 #endif
 967
 968     /* This should stay last */
 969 #if defined(HAVE_RECORDING) && CONFIG_CODEC == SWCODEC
 970     enc_global_settings_apply();
 971 #endif
 972     send_event(GUI_EVENT_STATUSBAR_TOGGLE, NULL);
 973     list_init_viewports(NULL);
 974     send_event(GUI_EVENT_ACTIONUPDATE, (void*)true);
 975 }
 976
 977
 978 /*
 979  * reset all settings to their default value
 980  */
 981 void reset_setting(const struct settings_list *setting, void *var)
 982 {
 983     switch (setting->flags&F_T_MASK)
 984     {
 985     case F_T_CUSTOM:
 986         setting->custom_setting->set_default(setting->setting,
 987                                              setting->default_val.custom);
 988         break;
 989     case F_T_INT:
 990     case F_T_UINT:
 991         if (setting->flags&F_DEF_ISFUNC)
 992             *(int*)var = setting->default_val.func();
 993         else if (setting->flags&F_T_SOUND)
 994             *(int*)var = sound_default(setting->sound_setting->setting);
 995         else *(int*)var = setting->default_val.int_;
 996         break;
 997     case F_T_BOOL:
 998         *(bool*)var = setting->default_val.bool_;
 999         break;
1000     case F_T_CHARPTR:
1001     case F_T_UCHARPTR:
1002         strlcpy((char*)var, setting->default_val.charptr,
1003                 setting->filename_setting->max_len);
1004         break;
1005     }
1006 }
1007
1008 void settings_reset(void)
1009 {
1010     int i;
1011
1012     for(i=0; i<nb_settings; i++)
1013         reset_setting(&settings[i], settings[i].setting);
1014 #if defined (HAVE_RECORDING) && CONFIG_CODEC == SWCODEC
1015     enc_global_settings_reset();
1016 #endif
1017 }
1018
1019 /** Changing setting values **/
1020 const struct settings_list* find_setting(const void* variable, int *id)
1021 {
1022     int i;
1023     for(i=0;i<nb_settings;i++)
1024     {
1025         if (settings[i].setting == variable)
1026         {
1027             if (id)
1028                 *id = i;
1029             return &settings[i];
1030         }
1031     }
1032     return NULL;
1033 }
1034
1035 bool set_bool(const char* string, const bool* variable )
1036 {
1037     return set_bool_options(string, variable,
1038                             (char *)STR(LANG_SET_BOOL_YES),
1039                             (char *)STR(LANG_SET_BOOL_NO),
1040                             NULL);
1041 }
1042
1043
1044 bool set_bool_options(const char* string, const bool* variable,
1045                       const char* yes_str, int yes_voice,
1046                       const char* no_str, int no_voice,
1047                       void (*function)(bool))
1048 {
1049     struct opt_items names[] = {
1050         {(unsigned const char *)no_str, no_voice},
1051         {(unsigned const char *)yes_str, yes_voice}
1052     };
1053     bool result;
1054
1055     result = set_option(string, variable, BOOL, names, 2,
1056                         (void (*)(int))function);
1057     return result;
1058 }
1059
1060 bool set_int(const unsigned char* string,
1061              const char* unit,
1062              int voice_unit,
1063              const int* variable,
1064              void (*function)(int),
1065              int step,
1066              int min,
1067              int max,
1068              void (*formatter)(char*, size_t, int, const char*) )
1069 {
1070     return set_int_ex(string, unit, voice_unit, variable, function,
1071                       step, min, max, formatter, NULL);
1072 }
1073
1074 bool set_int_ex(const unsigned char* string,
1075                 const char* unit,
1076                 int voice_unit,
1077                 const int* variable,
1078                 void (*function)(int),
1079                 int step,
1080                 int min,
1081                 int max,
1082                 void (*formatter)(char*, size_t, int, const char*),
1083                 int32_t (*get_talk_id)(int, int))
1084 {
1085     (void)unit;
1086     struct settings_list item;
1087     struct int_setting data = {
1088         function, voice_unit, min, max, step,
1089         formatter, get_talk_id
1090     };
1091     item.int_setting = &data;
1092     item.flags = F_INT_SETTING|F_T_INT;
1093     item.lang_id = -1;
1094     item.cfg_vals = (char*)string;
1095     item.setting = (void *)variable;
1096     return option_screen(&item, NULL, false, NULL);
1097 }
1098
1099
1100 static const struct opt_items *set_option_options;
1101 static void set_option_formatter(char* buf, size_t size, int item, const char* unit)
1102 {
1103     (void)unit;
1104     const unsigned char *text = set_option_options[item].string;
1105     strlcpy(buf, P2STR(text), size);
1106 }
1107 static int32_t set_option_get_talk_id(int value, int unit)
1108 {
1109     (void)unit;
1110     return set_option_options[value].voice_id;
1111 }
1112 bool set_option(const char* string, const void* variable, enum optiontype type,
1113                 const struct opt_items* options,
1114                 int numoptions, void (*function)(int))
1115 {
1116     int temp;
1117     struct settings_list item;
1118     struct int_setting data = {
1119         function, UNIT_INT, 0, numoptions-1, 1,
1120         set_option_formatter, set_option_get_talk_id
1121     };
1122     set_option_options = options;
1123     item.int_setting = &data;
1124     item.flags = F_INT_SETTING|F_T_INT;
1125     item.lang_id = -1;
1126     item.cfg_vals = (char*)string;
1127     item.setting = &temp;
1128     if (type == BOOL)
1129         temp = *(bool*)variable? 1: 0;
1130     else
1131         temp = *(int*)variable;
1132     if (!option_screen(&item, NULL, false, NULL))
1133     {
1134         if (type == BOOL)
1135             *(bool*)variable = (temp == 1);
1136         else
1137             *(int*)variable = temp;
1138         return false;
1139     }
1140     return true;
1141 }
1142
1143
1144 void set_file(const char* filename, char* setting, int maxlen)
1145 {
1146     const char* fptr = strrchr(filename,'/');
1147     int len;
1148     int extlen = 0;
1149     const char* ptr;
1150
1151     if (!fptr)
1152         return;
1153
1154     fptr++;
1155
1156     len = strlen(fptr);
1157     ptr = fptr + len;
1158     while ((*ptr != '.') && (ptr != fptr)) {
1159         extlen++;
1160         ptr--;
1161     }
1162     if(ptr == fptr) extlen = 0;
1163
1164     if (strncasecmp(ROCKBOX_DIR, filename, strlen(ROCKBOX_DIR)) ||
1165         (len-extlen > maxlen))
1166         return;
1167
1168     strlcpy(setting, fptr, len-extlen+1);
1169
1170     settings_save();
1171 }
1172