apps/settings.c

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