apps/plugin.h

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2002 Björn Stenberg
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License
  14  * as published by the Free Software Foundation; either version 2
  15  * of the License, or (at your option) any later version.
  16  *
  17  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  18  * KIND, either express or implied.
  19  *
  20  ****************************************************************************/
  21 #ifndef _PLUGIN_H_
  22 #define _PLUGIN_H_
  23
  24 /* instruct simulator code to not redefine any symbols when compiling plugins.
  25    (the PLUGIN macro is defined in apps/plugins/Makefile) */
  26 #ifdef PLUGIN
  27 #define NO_REDEFINES_PLEASE
  28 #endif
  29
  30 #ifndef MEM
  31 #define MEM 2
  32 #endif
  33
  34 #include <stdbool.h>
  35 #include <sys/types.h>
  36 #include <stdarg.h>
  37 #include <stdio.h>
  38 #include <stdlib.h>
  39 #include <string.h>
  40
  41 char* strncpy(char *, const char *, size_t);
  42 void* plugin_get_buffer(size_t *buffer_size);
  43
  44 #ifndef __PCTOOL__
  45 #include "config.h"
  46 #include "system.h"
  47 #include "dir.h"
  48 #include "general.h"
  49 #include "kernel.h"
  50 #include "thread.h"
  51 #include "button.h"
  52 #include "action.h"
  53 #include "usb.h"
  54 #include "font.h"
  55 #include "lcd.h"
  56 #include "metadata.h"
  57 #include "sound.h"
  58 #include "mpeg.h"
  59 #include "audio.h"
  60 #include "mp3_playback.h"
  61 #include "talk.h"
  62 #ifdef RB_PROFILE
  63 #include "profile.h"
  64 #endif
  65 #include "misc.h"
  66 #if (CONFIG_CODEC == SWCODEC)
  67 #include "dsp.h"
  68 #include "codecs.h"
  69 #include "playback.h"
  70 #include "codec_thread.h"
  71 #ifdef HAVE_RECORDING
  72 #include "recording.h"
  73 #endif
  74 #else
  75 #include "mas.h"
  76 #endif /* CONFIG_CODEC == SWCODEC */
  77 #include "settings.h"
  78 #include "timer.h"
  79 #include "playlist.h"
  80 #ifdef HAVE_LCD_BITMAP
  81 #include "screendump.h"
  82 #include "scrollbar.h"
  83 #include "jpeg_load.h"
  84 #include "../recorder/bmp.h"
  85 #endif
  86 #include "statusbar.h"
  87 #include "menu.h"
  88 #include "rbunicode.h"
  89 #include "list.h"
  90 #include "tree.h"
  91 #include "color_picker.h"
  92 #include "buffering.h"
  93 #include "tagcache.h"
  94 #include "viewport.h"
  95 #include "ata_idle_notify.h"
  96 #include "settings_list.h"
  97 #include "timefuncs.h"
  98 #include "crc32.h"
  99
 100 #ifdef HAVE_ALBUMART
 101 #include "albumart.h"
 102 #endif
 103
 104 #ifdef HAVE_REMOTE_LCD
 105 #include "lcd-remote.h"
 106 #endif
 107
 108 #include "yesno.h"
 109
 110 #ifdef USB_ENABLE_HID
 111 #include "usbstack/usb_hid_usage_tables.h"
 112 #endif
 113
 114 #ifdef PLUGIN
 115
 116 #if defined(DEBUG) || defined(SIMULATOR)
 117 #undef DEBUGF
 118 #define DEBUGF  rb->debugf
 119 #undef LDEBUGF
 120 #define LDEBUGF rb->debugf
 121 #else
 122 #define DEBUGF(...)
 123 #define LDEBUGF(...)
 124 #endif
 125
 126 #ifdef ROCKBOX_HAS_LOGF
 127 #undef LOGF
 128 #define LOGF rb->logf
 129 #else
 130 #define LOGF(...)
 131 #endif
 132
 133 #endif
 134
 135 #define PLUGIN_MAGIC 0x526F634B /* RocK */
 136
 137 /* increase this every time the api struct changes */
 138 #define PLUGIN_API_VERSION 178
 139
 140 /* update this to latest version if a change to the api struct breaks
 141    backwards compatibility (and please take the opportunity to sort in any
 142    new function which are "waiting" at the end of the function table) */
 143 #define PLUGIN_MIN_API_VERSION 176
 144
 145 /* plugin return codes */
 146 enum plugin_status {
 147     PLUGIN_OK = 0,
 148     PLUGIN_USB_CONNECTED,
 149     PLUGIN_GOTO_WPS,
 150     PLUGIN_ERROR = -1,
 151 };
 152
 153 /* NOTE: To support backwards compatibility, only add new functions at
 154          the end of the structure.  Every time you add a new function,
 155          remember to increase PLUGIN_API_VERSION.  If you make changes to the
 156          existing APIs then also update PLUGIN_MIN_API_VERSION to current
 157          version
 158  */
 159 struct plugin_api {
 160
 161     /* lcd */
 162
 163 #ifdef HAVE_LCD_CONTRAST
 164     void (*lcd_set_contrast)(int x);
 165 #endif
 166     void (*lcd_update)(void);
 167     void (*lcd_clear_display)(void);
 168     int  (*lcd_getstringsize)(const unsigned char *str, int *w, int *h);
 169     void (*lcd_putsxy)(int x, int y, const unsigned char *string);
 170     void (*lcd_puts)(int x, int y, const unsigned char *string);
 171     void (*lcd_puts_scroll)(int x, int y, const unsigned char* string);
 172     void (*lcd_stop_scroll)(void);
 173 #ifdef HAVE_LCD_CHARCELLS
 174     void (*lcd_define_pattern)(unsigned long ucs, const char *pattern);
 175     unsigned long (*lcd_get_locked_pattern)(void);
 176     void (*lcd_unlock_pattern)(unsigned long ucs);
 177     void (*lcd_putc)(int x, int y, unsigned long ucs);
 178     void (*lcd_put_cursor)(int x, int y, unsigned long ucs);
 179     void (*lcd_remove_cursor)(void);
 180     void (*lcd_icon)(int icon, bool enable);
 181     void (*lcd_double_height)(bool on);
 182 #else /* HAVE_LCD_BITMAP */
 183     fb_data* lcd_framebuffer;
 184     void (*lcd_update_rect)(int x, int y, int width, int height);
 185     void (*lcd_set_drawmode)(int mode);
 186     int  (*lcd_get_drawmode)(void);
 187     void (*lcd_setfont)(int font);
 188     void (*lcd_drawpixel)(int x, int y);
 189     void (*lcd_drawline)(int x1, int y1, int x2, int y2);
 190     void (*lcd_hline)(int x1, int x2, int y);
 191     void (*lcd_vline)(int x, int y1, int y2);
 192     void (*lcd_drawrect)(int x, int y, int width, int height);
 193     void (*lcd_fillrect)(int x, int y, int width, int height);
 194     void (*lcd_mono_bitmap_part)(const unsigned char *src, int src_x, int src_y,
 195                                  int stride, int x, int y, int width, int height);
 196     void (*lcd_mono_bitmap)(const unsigned char *src, int x, int y,
 197                             int width, int height);
 198 #if LCD_DEPTH > 1
 199     void     (*lcd_set_foreground)(unsigned foreground);
 200     unsigned (*lcd_get_foreground)(void);
 201     void     (*lcd_set_background)(unsigned foreground);
 202     unsigned (*lcd_get_background)(void);
 203     void (*lcd_bitmap_part)(const fb_data *src, int src_x, int src_y,
 204                             int stride, int x, int y, int width, int height);
 205     void (*lcd_bitmap)(const fb_data *src, int x, int y, int width,
 206                        int height);
 207     fb_data* (*lcd_get_backdrop)(void);
 208     void (*lcd_set_backdrop)(fb_data* backdrop);
 209 #endif
 210 #if LCD_DEPTH == 16
 211     void (*lcd_bitmap_transparent_part)(const fb_data *src,
 212             int src_x, int src_y, int stride,
 213             int x, int y, int width, int height);
 214     void (*lcd_bitmap_transparent)(const fb_data *src, int x, int y,
 215             int width, int height);
 216 #if MEMORYSIZE > 2
 217     void (*lcd_blit_yuv)(unsigned char * const src[3],
 218                          int src_x, int src_y, int stride,
 219                          int x, int y, int width, int height);
 220 #if defined(TOSHIBA_GIGABEAT_F) || defined(SANSA_E200) || defined(SANSA_C200) \
 221     || defined(IRIVER_H10) || defined(COWON_D2) || defined(PHILIPS_HDD1630) \
 222     || defined(SANSA_FUZE) || defined(SANSA_E200V2) || defined(TOSHIBA_GIGABEAT_S)
 223     void (*lcd_yuv_set_options)(unsigned options);
 224 #endif
 225 #endif /* MEMORYSIZE > 2 */
 226 #elif (LCD_DEPTH < 4) && !defined(SIMULATOR)
 227     void (*lcd_blit_mono)(const unsigned char *data, int x, int by, int width,
 228                           int bheight, int stride);
 229     void (*lcd_blit_grey_phase)(unsigned char *values, unsigned char *phases,
 230                                 int bx, int by, int bwidth, int bheight,
 231                                 int stride);
 232 #endif /* LCD_DEPTH */
 233 #if defined(HAVE_LCD_MODES) && (HAVE_LCD_MODES & LCD_MODE_PAL256)
 234     void (*lcd_blit_pal256)(unsigned char *src, int src_x, int src_y, int x, int y,
 235                             int width, int height);
 236     void (*lcd_pal256_update_pal)(fb_data *palette);
 237 #endif
 238     void (*lcd_puts_style)(int x, int y, const unsigned char *str, int style);
 239     void (*lcd_puts_scroll_style)(int x, int y, const unsigned char* string,
 240                                   int style);
 241 #ifdef HAVE_LCD_INVERT
 242     void (*lcd_set_invert_display)(bool yesno);
 243 #endif /* HAVE_LCD_INVERT */
 244 #if defined(HAVE_LCD_MODES)
 245     void (*lcd_set_mode)(int mode);
 246 #endif
 247
 248 #if defined(HAVE_LCD_ENABLE) || defined(HAVE_LCD_SLEEP)
 249     struct event_queue *button_queue;
 250 #endif
 251     unsigned short *(*bidi_l2v)( const unsigned char *str, int orientation );
 252     const unsigned char *(*font_get_bits)( struct font *pf, unsigned short char_code );
 253     struct font* (*font_load)(const char *path);
 254     struct font* (*font_get)(int font);
 255     int  (*font_getstringsize)(const unsigned char *str, int *w, int *h,
 256                                int fontnumber);
 257     int (*font_get_width)(struct font* pf, unsigned short char_code);
 258     void (*screen_clear_area)(struct screen * display, int xstart, int ystart,
 259                               int width, int height);
 260     void (*gui_scrollbar_draw)(struct screen * screen, int x, int y,
 261                                int width, int height, int items,
 262                                int min_shown, int max_shown,
 263                                unsigned flags);
 264 #endif  /* HAVE_LCD_BITMAP */
 265     const char* (*get_codepage_name)(int cp);
 266
 267     /* backlight */
 268     /* The backlight_* functions must be present in the API regardless whether
 269      * HAVE_BACKLIGHT is defined or not. The reason is that the stock Ondio has
 270      * no backlight but can be modded to have backlight (it's prepared on the
 271      * PCB). This makes backlight an all-target feature API wise, and keeps API
 272      * compatible between stock and modded Ondio.
 273      * For OLED targets like the Sansa Clip, the backlight_* functions control
 274      * the display enable, which has essentially the same effect. */
 275     void (*backlight_on)(void);
 276     void (*backlight_off)(void);
 277     void (*backlight_set_timeout)(int index);
 278 #ifdef HAVE_BACKLIGHT_BRIGHTNESS
 279     void (*backlight_set_brightness)(int val);
 280 #endif /* HAVE_BACKLIGHT_BRIGHTNESS */
 281
 282 #if CONFIG_CHARGING
 283     void (*backlight_set_timeout_plugged)(int index);
 284 #endif
 285     bool (*is_backlight_on)(bool ignore_always_off);
 286     void (*splash)(int ticks, const char *str);
 287     void (*splashf)(int ticks, const char *fmt, ...) ATTRIBUTE_PRINTF(2, 3);
 288
 289 #ifdef HAVE_REMOTE_LCD
 290     /* remote lcd */
 291     void (*lcd_remote_set_contrast)(int x);
 292     void (*lcd_remote_clear_display)(void);
 293     void (*lcd_remote_puts)(int x, int y, const unsigned char *string);
 294     void (*lcd_remote_puts_scroll)(int x, int y, const unsigned char* string);
 295     void (*lcd_remote_stop_scroll)(void);
 296     void (*lcd_remote_set_drawmode)(int mode);
 297     int  (*lcd_remote_get_drawmode)(void);
 298     void (*lcd_remote_setfont)(int font);
 299     int  (*lcd_remote_getstringsize)(const unsigned char *str, int *w, int *h);
 300     void (*lcd_remote_drawpixel)(int x, int y);
 301     void (*lcd_remote_drawline)(int x1, int y1, int x2, int y2);
 302     void (*lcd_remote_hline)(int x1, int x2, int y);
 303     void (*lcd_remote_vline)(int x, int y1, int y2);
 304     void (*lcd_remote_drawrect)(int x, int y, int nx, int ny);
 305     void (*lcd_remote_fillrect)(int x, int y, int nx, int ny);
 306     void (*lcd_remote_mono_bitmap_part)(const unsigned char *src, int src_x,
 307                                         int src_y, int stride, int x, int y,
 308                                         int width, int height);
 309     void (*lcd_remote_mono_bitmap)(const unsigned char *src, int x, int y,
 310                                    int width, int height);
 311     void (*lcd_remote_putsxy)(int x, int y, const unsigned char *string);
 312     void (*lcd_remote_puts_style)(int x, int y, const unsigned char *str, int style);
 313     void (*lcd_remote_puts_scroll_style)(int x, int y, const unsigned char* string,
 314                                          int style);
 315     fb_remote_data* lcd_remote_framebuffer;
 316     void (*lcd_remote_update)(void);
 317     void (*lcd_remote_update_rect)(int x, int y, int width, int height);
 318
 319     void (*remote_backlight_on)(void);
 320     void (*remote_backlight_off)(void);
 321     void (*remote_backlight_set_timeout)(int index);
 322 #if CONFIG_CHARGING
 323     void (*remote_backlight_set_timeout_plugged)(int index);
 324 #endif
 325 #endif /* HAVE_REMOTE_LCD */
 326     struct screen* screens[NB_SCREENS];
 327 #if defined(HAVE_REMOTE_LCD) && (LCD_REMOTE_DEPTH > 1)
 328     void     (*lcd_remote_set_foreground)(unsigned foreground);
 329     unsigned (*lcd_remote_get_foreground)(void);
 330     void     (*lcd_remote_set_background)(unsigned background);
 331     unsigned (*lcd_remote_get_background)(void);
 332     void (*lcd_remote_bitmap_part)(const fb_remote_data *src,
 333                                    int src_x, int src_y, int stride,
 334                                    int x, int y, int width, int height);
 335     void (*lcd_remote_bitmap)(const fb_remote_data *src, int x, int y,
 336                               int width, int height);
 337 #endif
 338     void (*viewport_set_defaults)(struct viewport *vp,
 339                                   const enum screen_type screen);
 340     /* list */
 341     void (*gui_synclist_init)(struct gui_synclist * lists,
 342             list_get_name callback_get_item_name, void * data,
 343             bool scroll_all,int selected_size,
 344             struct viewport parent[NB_SCREENS]);
 345     void (*gui_synclist_set_nb_items)(struct gui_synclist * lists, int nb_items);
 346     void (*gui_synclist_set_icon_callback)(struct gui_synclist * lists,
 347                                            list_get_icon icon_callback);
 348     int (*gui_synclist_get_nb_items)(struct gui_synclist * lists);
 349     int  (*gui_synclist_get_sel_pos)(struct gui_synclist * lists);
 350     void (*gui_synclist_draw)(struct gui_synclist * lists);
 351     void (*gui_synclist_select_item)(struct gui_synclist * lists,
 352                                      int item_number);
 353     void (*gui_synclist_add_item)(struct gui_synclist * lists);
 354     void (*gui_synclist_del_item)(struct gui_synclist * lists);
 355     void (*gui_synclist_limit_scroll)(struct gui_synclist * lists, bool scroll);
 356     bool (*gui_synclist_do_button)(struct gui_synclist * lists,
 357                                    int *action, enum list_wrap wrap);
 358     void (*gui_synclist_set_title)(struct gui_synclist *lists, char* title,
 359                                    enum themable_icons icon);
 360     enum yesno_res (*gui_syncyesno_run)(const struct text_message * main_message,
 361                                         const struct text_message * yes_message,
 362                                         const struct text_message * no_message);
 363     void (*simplelist_info_init)(struct simplelist_info *info, char* title,
 364                                  int count, void* data);
 365     bool (*simplelist_show_list)(struct simplelist_info *info);
 366
 367     /* button */
 368     long (*button_get)(bool block);
 369     long (*button_get_w_tmo)(int ticks);
 370     int (*button_status)(void);
 371 #ifdef HAVE_BUTTON_DATA
 372     intptr_t (*button_get_data)(void);
 373     int (*button_status_wdata)(int *pdata);
 374 #endif
 375     void (*button_clear_queue)(void);
 376     int (*button_queue_count)(void);
 377 #ifdef HAS_BUTTON_HOLD
 378     bool (*button_hold)(void);
 379 #endif
 380 #ifdef HAVE_TOUCHSCREEN
 381     void (*touchscreen_set_mode)(enum touchscreen_mode);
 382 #endif
 383 #ifdef HAVE_BUTTON_LIGHT
 384     void (*buttonlight_set_timeout)(int value);
 385     void (*buttonlight_off)(void);
 386     void (*buttonlight_on)(void);
 387 #ifdef HAVE_BUTTONLIGHT_BRIGHTNESS
 388     void (*buttonlight_set_brightness)(int val);
 389 #endif /* HAVE_BUTTONLIGHT_BRIGHTNESS */
 390 #endif /* HAVE_BUTTON_LIGHT */
 391
 392     /* file */
 393     int (*open)(const char* pathname, int flags);
 394     int (*close)(int fd);
 395     ssize_t (*read)(int fd, void* buf, size_t count);
 396     off_t (*lseek)(int fd, off_t offset, int whence);
 397     int (*creat)(const char *pathname);
 398     ssize_t (*write)(int fd, const void* buf, size_t count);
 399     int (*remove)(const char* pathname);
 400     int (*rename)(const char* path, const char* newname);
 401     int (*ftruncate)(int fd, off_t length);
 402     off_t (*filesize)(int fd);
 403     int (*fdprintf)(int fd, const char *fmt, ...) ATTRIBUTE_PRINTF(2, 3);
 404     int (*read_line)(int fd, char* buffer, int buffer_size);
 405     bool (*settings_parseline)(char* line, char** name, char** value);
 406     void (*storage_sleep)(void);
 407     void (*storage_spin)(void);
 408     void (*storage_spindown)(int seconds);
 409 #if USING_STORAGE_CALLBACK
 410     void (*register_storage_idle_func)(void (*function)(void *data));
 411     void (*unregister_storage_idle_func)(void (*function)(void *data), bool run);
 412 #endif /* USING_STORAGE_CALLBACK */
 413     void (*reload_directory)(void);
 414     char *(*create_numbered_filename)(char *buffer, const char *path,
 415                                       const char *prefix, const char *suffix,
 416                                       int numberlen IF_CNFN_NUM_(, int *num));
 417     bool (*file_exists)(const char *file);
 418     char* (*strip_extension)(char* buffer, int buffer_size, const char *filename);
 419
 420
 421     /* dir */
 422     DIR* (*opendir)(const char* name);
 423     int (*closedir)(DIR* dir);
 424     struct dirent* (*readdir)(DIR* dir);
 425     int (*mkdir)(const char *name);
 426     int (*rmdir)(const char *name);
 427     bool (*dir_exists)(const char *path);
 428
 429     /* kernel/ system */
 430 #ifdef CPU_ARM
 431     void (*__div0)(void);
 432 #endif
 433     void (*sleep)(int ticks);
 434     void (*yield)(void);
 435     volatile long* current_tick;
 436     long (*default_event_handler)(long event);
 437     long (*default_event_handler_ex)(long event,
 438             void (*callback)(void *), void *parameter);
 439     unsigned int (*create_thread)(void (*function)(void), void* stack,
 440                                   size_t stack_size, unsigned flags,
 441                                   const char *name
 442                                   IF_PRIO(, int priority)
 443                                   IF_COP(, unsigned int core));
 444     void (*thread_exit)(void);
 445     void (*thread_wait)(unsigned int thread_id);
 446 #if CONFIG_CODEC == SWCODEC
 447     void (*thread_thaw)(unsigned int thread_id);
 448 #ifdef HAVE_PRIORITY_SCHEDULING
 449     int (*thread_set_priority)(unsigned int thread_id, int priority);
 450 #endif
 451     void (*mutex_init)(struct mutex *m);
 452     void (*mutex_lock)(struct mutex *m);
 453     void (*mutex_unlock)(struct mutex *m);
 454 #endif
 455
 456     void (*reset_poweroff_timer)(void);
 457 #ifndef SIMULATOR
 458     int (*system_memory_guard)(int newmode);
 459     long *cpu_frequency;
 460 #ifdef HAVE_ADJUSTABLE_CPU_FREQ
 461 #ifdef CPU_BOOST_LOGGING
 462     void (*cpu_boost_)(bool on_off,char*location,int line);
 463 #else
 464     void (*cpu_boost)(bool on_off);
 465 #endif
 466 #endif /* HAVE_ADJUSTABLE_CPU_FREQ */
 467 #endif /* !SIMULATOR */
 468 #ifdef HAVE_SCHEDULER_BOOSTCTRL
 469     void (*trigger_cpu_boost)(void);
 470     void (*cancel_cpu_boost)(void);
 471 #endif
 472 #if NUM_CORES > 1
 473     void (*cpucache_flush)(void);
 474     void (*cpucache_invalidate)(void);
 475 #endif
 476     bool (*timer_register)(int reg_prio, void (*unregister_callback)(void),
 477                            long cycles, void (*timer_callback)(void)
 478                            IF_COP(, int core));
 479     void (*timer_unregister)(void);
 480     bool (*timer_set_period)(long count);
 481
 482     void (*queue_init)(struct event_queue *q, bool register_queue);
 483     void (*queue_delete)(struct event_queue *q);
 484     void (*queue_post)(struct event_queue *q, long id, intptr_t data);
 485     void (*queue_wait_w_tmo)(struct event_queue *q, struct queue_event *ev,
 486             int ticks);
 487 #if CONFIG_CODEC == SWCODEC
 488     void (*queue_enable_queue_send)(struct event_queue *q,
 489                                     struct queue_sender_list *send,
 490                                     unsigned int thread_id);
 491     bool (*queue_empty)(const struct event_queue *q);
 492     void (*queue_wait)(struct event_queue *q, struct queue_event *ev);
 493     intptr_t (*queue_send)(struct event_queue *q, long id,
 494                            intptr_t data);
 495     void (*queue_reply)(struct event_queue *q, intptr_t retval);
 496 #endif /* CONFIG_CODEC == SWCODEC */
 497
 498     void (*usb_acknowledge)(long id);
 499 #ifdef USB_ENABLE_HID
 500     void (*usb_hid_send)(usage_page_t usage_page, int id);
 501 #endif
 502 #ifdef RB_PROFILE
 503     void (*profile_thread)(void);
 504     void (*profstop)(void);
 505     void (*profile_func_enter)(void *this_fn, void *call_site);
 506     void (*profile_func_exit)(void *this_fn, void *call_site);
 507 #endif
 508     /* event api */
 509     bool (*add_event)(unsigned short id, bool oneshot, void (*handler)(void *data));
 510     void (*remove_event)(unsigned short id, void (*handler)(void *data));
 511     void (*send_event)(unsigned short id, void *data);
 512
 513 #ifdef SIMULATOR
 514     /* special simulator hooks */
 515 #if defined(HAVE_LCD_BITMAP) && LCD_DEPTH < 8
 516     void (*sim_lcd_ex_init)(unsigned long (*getpixel)(int, int));
 517     void (*sim_lcd_ex_update_rect)(int x, int y, int width, int height);
 518 #endif
 519 #endif
 520
 521     /* strings and memory */
 522     int (*snprintf)(char *buf, size_t size, const char *fmt, ...)
 523                     ATTRIBUTE_PRINTF(3, 4);
 524     int (*vsnprintf)(char *buf, int size, const char *fmt, va_list ap);
 525     char* (*strcpy)(char *dst, const char *src);
 526     size_t (*strlcpy)(char *dst, const char *src, size_t length);
 527     size_t (*strlen)(const char *str);
 528     char * (*strrchr)(const char *s, int c);
 529     int (*strcmp)(const char *, const char *);
 530     int (*strncmp)(const char *, const char *, size_t);
 531     int (*strcasecmp)(const char *, const char *);
 532     int (*strncasecmp)(const char *s1, const char *s2, size_t n);
 533     void* (*memset)(void *dst, int c, size_t length);
 534     void* (*memcpy)(void *out, const void *in, size_t n);
 535     void* (*memmove)(void *out, const void *in, size_t n);
 536     const unsigned char *_rbctype_;
 537     int (*atoi)(const char *str);
 538     char *(*strchr)(const char *s, int c);
 539     char *(*strcat)(char *s1, const char *s2);
 540     void *(*memchr)(const void *s1, int c, size_t n);
 541     int (*memcmp)(const void *s1, const void *s2, size_t n);
 542     char *(*strcasestr) (const char* phaystack, const char* pneedle);
 543     char* (*strtok_r)(char *ptr, const char *sep, char **end);
 544     /* unicode stuff */
 545     const unsigned char* (*utf8decode)(const unsigned char *utf8, unsigned short *ucs);
 546     unsigned char* (*iso_decode)(const unsigned char *iso, unsigned char *utf8, int cp, int count);
 547     unsigned char* (*utf16LEdecode)(const unsigned char *utf16, unsigned char *utf8, int count);
 548     unsigned char* (*utf16BEdecode)(const unsigned char *utf16, unsigned char *utf8, int count);
 549     unsigned char* (*utf8encode)(unsigned long ucs, unsigned char *utf8);
 550     unsigned long (*utf8length)(const unsigned char *utf8);
 551     int (*utf8seek)(const unsigned char* utf8, int offset);
 552
 553     /* sound */
 554     void (*sound_set)(int setting, int value);
 555     int (*sound_default)(int setting);
 556     int (*sound_min)(int setting);
 557     int (*sound_max)(int setting);
 558     const char * (*sound_unit)(int setting);
 559     int (*sound_val2phys)(int setting, int value);
 560 #ifndef SIMULATOR
 561     void (*mp3_play_data)(const unsigned char* start, int size,
 562                           void (*get_more)(unsigned char** start, size_t* size));
 563     void (*mp3_play_pause)(bool play);
 564     void (*mp3_play_stop)(void);
 565     bool (*mp3_is_playing)(void);
 566 #if CONFIG_CODEC != SWCODEC
 567     void (*bitswap)(unsigned char *data, int length);
 568 #endif
 569 #endif /* !SIMULATOR */
 570 #if CONFIG_CODEC == SWCODEC
 571     const unsigned long *audio_master_sampr_list;
 572     const unsigned long *hw_freq_sampr;
 573     void (*pcm_apply_settings)(void);
 574     void (*pcm_play_data)(pcm_more_callback_type get_more,
 575             unsigned char* start, size_t size);
 576     void (*pcm_play_stop)(void);
 577     void (*pcm_set_frequency)(unsigned int frequency);
 578     bool (*pcm_is_playing)(void);
 579     bool (*pcm_is_paused)(void);
 580     void (*pcm_play_pause)(bool play);
 581     size_t (*pcm_get_bytes_waiting)(void);
 582     void (*pcm_calculate_peaks)(int *left, int *right);
 583     void (*pcm_play_lock)(void);
 584     void (*pcm_play_unlock)(void);
 585 #ifdef HAVE_RECORDING
 586     const unsigned long *rec_freq_sampr;
 587     void (*pcm_init_recording)(void);
 588     void (*pcm_close_recording)(void);
 589     void (*pcm_record_data)(pcm_more_callback_type2 more_ready,
 590                             void *start, size_t size);
 591     void (*pcm_record_more)(void *start, size_t size);
 592     void (*pcm_stop_recording)(void);
 593     void (*pcm_calculate_rec_peaks)(int *left, int *right);
 594     void (*audio_set_recording_gain)(int left, int right, int type);
 595 #endif /* HAVE_RECORDING */
 596 #if INPUT_SRC_CAPS != 0
 597     void (*audio_set_output_source)(int monitor);
 598     void (*audio_set_input_source)(int source, unsigned flags);
 599 #endif
 600     void (*dsp_set_crossfeed)(bool enable);
 601     void (*dsp_set_eq)(bool enable);
 602     void (*dsp_dither_enable)(bool enable);
 603     intptr_t (*dsp_configure)(struct dsp_config *dsp, int setting,
 604                               intptr_t value);
 605     int (*dsp_process)(struct dsp_config *dsp, char *dest,
 606                        const char *src[], int count);
 607     int (*dsp_input_count)(struct dsp_config *dsp, int count);
 608     int (*dsp_output_count)(struct dsp_config *dsp, int count);
 609 #endif /* CONFIG_CODEC == SWCODC */
 610
 611     /* playback control */
 612     int (*playlist_amount)(void);
 613     int (*playlist_resume)(void);
 614     void (*playlist_start)(int start_index, int offset);
 615     int (*playlist_add)(const char *filename);
 616     void (*playlist_sync)(struct playlist_info* playlist);
 617     int (*playlist_remove_all_tracks)(struct playlist_info *playlist);
 618     int (*playlist_create)(const char *dir, const char *file);
 619     int (*playlist_insert_track)(struct playlist_info* playlist,
 620             const char *filename, int position, bool queue, bool sync);
 621     int (*playlist_insert_directory)(struct playlist_info* playlist,
 622                               const char *dirname, int position, bool queue,
 623                               bool recurse);
 624     int (*playlist_shuffle)(int random_seed, int start_index);
 625     void (*audio_play)(long offset);
 626     void (*audio_stop)(void);
 627     void (*audio_pause)(void);
 628     void (*audio_resume)(void);
 629     void (*audio_next)(void);
 630     void (*audio_prev)(void);
 631     void (*audio_ff_rewind)(long newtime);
 632     struct mp3entry* (*audio_next_track)(void);
 633     int (*audio_status)(void);
 634     struct mp3entry* (*audio_current_track)(void);
 635     void (*audio_flush_and_reload_tracks)(void);
 636     int (*audio_get_file_pos)(void);
 637 #if !defined(SIMULATOR) && (CONFIG_CODEC != SWCODEC)
 638     unsigned long (*mpeg_get_last_header)(void);
 639 #endif
 640 #if (CONFIG_CODEC == MAS3587F) || (CONFIG_CODEC == MAS3539F) || \
 641     (CONFIG_CODEC == SWCODEC)
 642     void (*sound_set_pitch)(int32_t pitch);
 643 #endif
 644
 645     /* MAS communication */
 646 #if !defined(SIMULATOR) && (CONFIG_CODEC != SWCODEC)
 647     int (*mas_readmem)(int bank, int addr, unsigned long* dest, int len);
 648     int (*mas_writemem)(int bank, int addr, const unsigned long* src, int len);
 649     int (*mas_readreg)(int reg);
 650     int (*mas_writereg)(int reg, unsigned int val);
 651 #if (CONFIG_CODEC == MAS3587F) || (CONFIG_CODEC == MAS3539F)
 652     int (*mas_codec_writereg)(int reg, unsigned int val);
 653     int (*mas_codec_readreg)(int reg);
 654     void (*i2c_begin)(void);
 655     void (*i2c_end)(void);
 656     int  (*i2c_write)(int address, const unsigned char* buf, int count );
 657 #endif
 658 #endif
 659
 660     /* menu */
 661     int (*do_menu)(const struct menu_item_ex *menu, int *start_selected,
 662                    struct viewport parent[NB_SCREENS], bool hide_bars);
 663
 664     /* scroll bar */
 665     struct gui_syncstatusbar *statusbars;
 666     void (*gui_syncstatusbar_draw)(struct gui_syncstatusbar * bars, bool force_redraw);
 667
 668     /* options */
 669     const struct settings_list* (*get_settings_list)(int*count);
 670     const struct settings_list* (*find_setting)(const void* variable, int *id);
 671     bool (*option_screen)(const struct settings_list *setting,
 672                           struct viewport parent[NB_SCREENS],
 673                           bool use_temp_var, unsigned char* option_title);
 674     bool (*set_option)(const char* string, const void* variable,
 675                        enum optiontype type, const struct opt_items* options,
 676                        int numoptions, void (*function)(int));
 677     bool (*set_bool_options)(const char* string, const bool* variable,
 678                              const char* yes_str, int yes_voice,
 679                              const char* no_str, int no_voice,
 680                              void (*function)(bool));
 681     bool (*set_int)(const unsigned char* string, const char* unit, int voice_unit,
 682                     const int* variable, void (*function)(int), int step,
 683                     int min, int max,
 684                     const char* (*formatter)(char*, size_t, int, const char*) );
 685     bool (*set_bool)(const char* string, const bool* variable );
 686
 687 #ifdef HAVE_LCD_COLOR
 688     bool (*set_color)(struct screen *display, char *title, unsigned *color,
 689                    unsigned banned_color);
 690 #endif
 691     /* action handling */
 692     int (*get_custom_action)(int context,int timeout,
 693                           const struct button_mapping* (*get_context_map)(int));
 694     int (*get_action)(int context, int timeout);
 695 #ifdef HAVE_TOUCHSCREEN
 696     int (*action_get_touchscreen_press)(short *x, short *y);
 697 #endif
 698     bool (*action_userabort)(int timeout);
 699
 700     /* power */
 701     int (*battery_level)(void);
 702     bool (*battery_level_safe)(void);
 703     int (*battery_time)(void);
 704 #ifndef SIMULATOR
 705     unsigned int (*battery_voltage)(void);
 706 #endif
 707 #if CONFIG_CHARGING
 708     bool (*charger_inserted)(void);
 709 # if CONFIG_CHARGING >= CHARGING_MONITOR
 710     bool (*charging_state)(void);
 711 # endif
 712 #endif
 713 #ifdef HAVE_USB_POWER
 714     bool (*usb_powered)(void);
 715 #endif
 716
 717     /* misc */
 718     void (*srand)(unsigned int seed);
 719     int  (*rand)(void);
 720     void (*qsort)(void *base, size_t nmemb, size_t size,
 721                   int(*compar)(const void *, const void *));
 722     int (*kbd_input)(char* buffer, int buflen);
 723     struct tm* (*get_time)(void);
 724     int  (*set_time)(const struct tm *tm);
 725 #if CONFIG_RTC
 726     time_t (*mktime)(struct tm *t);
 727 #endif
 728     void* (*plugin_get_buffer)(size_t *buffer_size);
 729     void* (*plugin_get_audio_buffer)(size_t *buffer_size);
 730     void (*plugin_tsr)(bool (*exit_callback)(bool reenter));
 731     char* (*plugin_get_current_filename)(void);
 732 #ifdef PLUGIN_USE_IRAM
 733     void (*plugin_iram_init)(char *iramstart, char *iramcopy, size_t iram_size,
 734                              char *iedata, size_t iedata_size);
 735 #endif
 736 #if defined(DEBUG) || defined(SIMULATOR)
 737     void (*debugf)(const char *fmt, ...) ATTRIBUTE_PRINTF(1, 2);
 738 #endif
 739 #ifdef ROCKBOX_HAS_LOGF
 740     void (*logf)(const char *fmt, ...) ATTRIBUTE_PRINTF(1, 2);
 741 #endif
 742     struct user_settings* global_settings;
 743     struct system_status *global_status;
 744     void (*talk_disable)(bool disable);
 745 #if CONFIG_CODEC == SWCODEC
 746     void (*codec_thread_do_callback)(void (*fn)(void),
 747                                      unsigned int *audio_thread_id);
 748     int (*codec_load_file)(const char* codec, struct codec_api *api);
 749     const char *(*get_codec_filename)(int cod_spec);
 750 #endif
 751     bool (*get_metadata)(struct mp3entry* id3, int fd, const char* trackname);
 752     bool (*mp3info)(struct mp3entry *entry, const char *filename);
 753     int (*count_mp3_frames)(int fd, int startpos, int filesize,
 754                             void (*progressfunc)(int));
 755     int (*create_xing_header)(int fd, long startpos, long filesize,
 756             unsigned char *buf, unsigned long num_frames,
 757             unsigned long rec_time, unsigned long header_template,
 758             void (*progressfunc)(int), bool generate_toc);
 759     unsigned long (*find_next_frame)(int fd, long *offset,
 760             long max_offset, unsigned long last_header);
 761
 762 #if (CONFIG_CODEC == MAS3587F) || (CONFIG_CODEC == MAS3539F)
 763     unsigned short (*peak_meter_scale_value)(unsigned short val,
 764                                              int meterwidth);
 765     void (*peak_meter_set_use_dbfs)(bool use);
 766     bool (*peak_meter_get_use_dbfs)(void);
 767 #endif
 768 #ifdef HAVE_LCD_BITMAP
 769     int (*read_bmp_file)(const char* filename, struct bitmap *bm, int maxsize,
 770                          int format, const struct custom_format *cformat);
 771     int (*read_bmp_fd)(int fd, struct bitmap *bm, int maxsize,
 772                        int format, const struct custom_format *cformat);
 773 #ifdef HAVE_JPEG
 774     int (*read_jpeg_file)(const char* filename, struct bitmap *bm, int maxsize,
 775                           int format, const struct custom_format *cformat);
 776     int (*read_jpeg_fd)(int fd, struct bitmap *bm, int maxsize,
 777                         int format, const struct custom_format *cformat);
 778 #endif
 779     void (*screen_dump_set_hook)(void (*hook)(int fh));
 780 #endif
 781     int (*show_logo)(void);
 782     struct tree_context* (*tree_get_context)(void);
 783     void (*set_current_file)(char* path);
 784     void (*set_dirfilter)(int l_dirfilter);
 785
 786 #ifdef HAVE_WHEEL_POSITION
 787     int (*wheel_status)(void);
 788     void (*wheel_send_events)(bool send);
 789 #endif
 790
 791 #ifdef IRIVER_H100_SERIES
 792     /* Routines for the iriver_flash -plugin. */
 793     bool (*detect_original_firmware)(void);
 794     bool (*detect_flashed_ramimage)(void);
 795     bool (*detect_flashed_romimage)(void);
 796 #endif
 797
 798     void (*led)(bool on);
 799
 800 #if (CONFIG_CODEC == SWCODEC)
 801     /* buffering API */
 802     int (*bufopen)(const char *file, size_t offset, enum data_type type,
 803                    void *user_data);
 804     int (*bufalloc)(const void *src, size_t size, enum data_type type);
 805     bool (*bufclose)(int handle_id);
 806     int (*bufseek)(int handle_id, size_t newpos);
 807     int (*bufadvance)(int handle_id, off_t offset);
 808     ssize_t (*bufread)(int handle_id, size_t size, void *dest);
 809     ssize_t (*bufgetdata)(int handle_id, size_t size, void **data);
 810     ssize_t (*bufgettail)(int handle_id, size_t size, void **data);
 811     ssize_t (*bufcuttail)(int handle_id, size_t size);
 812
 813     ssize_t (*buf_get_offset)(int handle_id, void *ptr);
 814     ssize_t (*buf_handle_offset)(int handle_id);
 815     void (*buf_request_buffer_handle)(int handle_id);
 816     void (*buf_set_base_handle)(int handle_id);
 817     size_t (*buf_used)(void);
 818 #endif
 819
 820 #ifdef HAVE_TAGCACHE
 821     bool (*tagcache_search)(struct tagcache_search *tcs, int tag);
 822     void (*tagcache_search_set_uniqbuf)(struct tagcache_search *tcs,
 823            void *buffer, long length);
 824     bool (*tagcache_search_add_filter)(struct tagcache_search *tcs,
 825                                     int tag, int seek);
 826     bool (*tagcache_get_next)(struct tagcache_search *tcs);
 827     bool (*tagcache_retrieve)(struct tagcache_search *tcs, int idxid,
 828                            int tag, char *buf, long size);
 829     void (*tagcache_search_finish)(struct tagcache_search *tcs);
 830     long (*tagcache_get_numeric)(const struct tagcache_search *tcs, int tag);
 831 #ifdef HAVE_TC_RAMCACHE
 832     bool (*tagcache_fill_tags)(struct mp3entry *id3, const char *filename);
 833 #endif
 834 #endif
 835
 836 #ifdef HAVE_ALBUMART
 837     bool (*search_albumart_files)(const struct mp3entry *id3, const char *size_string,
 838                                   char *buf, int buflen);
 839 #endif
 840
 841 #ifdef HAVE_SEMAPHORE_OBJECTS
 842     void (*semaphore_init)(struct semaphore *s, int max, int start);
 843     void (*semaphore_wait)(struct semaphore *s);
 844     void (*semaphore_release)(struct semaphore *s);
 845 #endif
 846
 847     const char *appsversion;
 848     /* new stuff at the end, sort into place next time
 849        the API gets incompatible */
 850
 851 #if (CONFIG_CODEC == SWCODEC)
 852     void (*pcmbuf_beep)(unsigned int frequency,
 853                         size_t duration,
 854                         int amplitude);
 855 #endif
 856     unsigned (*crc_32)(const void *src, unsigned len, unsigned crc32);
 857     int (*open_utf8)(const char* pathname, int flags);
 858 #ifdef HAVE_LCD_BITMAP
 859     void (*viewportmanager_theme_enable)(enum screen_type screen, bool enable,
 860                                          struct viewport *viewport);
 861     void (*viewportmanager_theme_undo)(enum screen_type screen, bool force_redraw);
 862 #endif
 863     int* __errno;
 864 };
 865
 866 /* plugin header */
 867 struct plugin_header {
 868     unsigned long magic;
 869     unsigned short target_id;
 870     unsigned short api_version;
 871     unsigned char *load_addr;
 872     unsigned char *end_addr;
 873     enum plugin_status(*entry_point)(const void*);
 874     const struct plugin_api **api;
 875 };
 876
 877 #ifdef PLUGIN
 878 #ifndef SIMULATOR
 879 extern unsigned char plugin_start_addr[];
 880 extern unsigned char plugin_end_addr[];
 881 #define PLUGIN_HEADER \
 882         const struct plugin_api *rb DATA_ATTR; \
 883         const struct plugin_header __header \
 884         __attribute__ ((section (".header")))= { \
 885         PLUGIN_MAGIC, TARGET_ID, PLUGIN_API_VERSION, \
 886         plugin_start_addr, plugin_end_addr, plugin_start, &rb };
 887 #else /* SIMULATOR */
 888 #define PLUGIN_HEADER \
 889         const struct plugin_api *rb DATA_ATTR; \
 890         const struct plugin_header __header \
 891         __attribute__((visibility("default"))) = { \
 892         PLUGIN_MAGIC, TARGET_ID, PLUGIN_API_VERSION, \
 893         NULL, NULL, plugin_start, &rb };
 894 #endif /* SIMULATOR */
 895
 896 #ifdef PLUGIN_USE_IRAM
 897 /* Declare IRAM variables */
 898 #define PLUGIN_IRAM_DECLARE \
 899     extern char iramcopy[]; \
 900     extern char iramstart[]; \
 901     extern char iramend[]; \
 902     extern char iedata[]; \
 903     extern char iend[];
 904 /* Initialize IRAM */
 905 #define PLUGIN_IRAM_INIT(api) \
 906     (api)->plugin_iram_init(iramstart, iramcopy, iramend-iramstart, \
 907                             iedata, iend-iedata);
 908 #else
 909 #define PLUGIN_IRAM_DECLARE
 910 #define PLUGIN_IRAM_INIT(api)
 911 #endif /* PLUGIN_USE_IRAM */
 912 #endif /* PLUGIN */
 913
 914 int plugin_load(const char* plugin, const void* parameter);
 915 void* plugin_get_audio_buffer(size_t *buffer_size);
 916 #ifdef PLUGIN_USE_IRAM
 917 void plugin_iram_init(char *iramstart, char *iramcopy, size_t iram_size,
 918                       char *iedata, size_t iedata_size);
 919 #endif
 920
 921 /* plugin_tsr,
 922     callback returns true to allow the new plugin to load,
 923     reenter means the currently running plugin is being reloaded */
 924 void plugin_tsr(bool (*exit_callback)(bool reenter));
 925
 926 /* defined by the plugin */
 927 extern const struct plugin_api *rb;
 928 enum plugin_status plugin_start(const void* parameter)
 929     NO_PROF_ATTR;
 930
 931 #endif /* __PCTOOL__ */
 932 #endif