/*************************************************************************** * __________ __ ___. * Open \______ \ ____ ____ | | _\_ |__ _______ ___ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ * \/ \/ \/ \/ \/ * $Id$ * * Copyright (C) 2007 Nicolas Pennequin, Dan Everton, Matthias Mohr * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY * KIND, either express or implied. * ****************************************************************************/ #include #include #include #include "config.h" #include "file.h" #include "misc.h" #include "plugin.h" #include "viewport.h" #ifdef __PCTOOL__ #ifdef WPSEDITOR #include "proxy.h" #include "sysfont.h" #else #include "action.h" #include "checkwps.h" #include "audio.h" #define DEBUGF printf #endif /*WPSEDITOR*/ #else #include "debug.h" #include "language.h" #endif /*__PCTOOL__*/ #include #include #include "font.h" #include "wps_internals.h" #include "skin_engine.h" #include "settings.h" #include "settings_list.h" #ifdef HAVE_LCD_BITMAP #include "bmp.h" #endif #include "backdrop.h" #define WPS_ERROR_INVALID_PARAM -1 /* level of current conditional. -1 means we're not in a conditional. */ static int level = -1; /* index of the last WPS_TOKEN_CONDITIONAL_OPTION or WPS_TOKEN_CONDITIONAL_START in current level */ static int lastcond[WPS_MAX_COND_LEVEL]; /* index of the WPS_TOKEN_CONDITIONAL in current level */ static int condindex[WPS_MAX_COND_LEVEL]; /* number of condtional options in current level */ static int numoptions[WPS_MAX_COND_LEVEL]; /* line number, debug only */ static int line_number; /* the current viewport */ static struct skin_viewport *curr_vp; /* the current line, linked to the above viewport */ static struct skin_line *curr_line; #ifdef HAVE_LCD_BITMAP #if LCD_DEPTH > 1 #define MAX_BITMAPS (MAX_IMAGES+MAX_PROGRESSBARS+1) /* WPS images + pbar bitmap + backdrop */ #else #define MAX_BITMAPS (MAX_IMAGES+MAX_PROGRESSBARS) /* WPS images + pbar bitmap */ #endif #define PROGRESSBAR_BMP MAX_IMAGES #define BACKDROP_BMP (MAX_BITMAPS-1) /* pointers to the bitmap filenames in the WPS source */ static const char *bmp_names[MAX_BITMAPS]; #endif /* HAVE_LCD_BITMAP */ #if defined(DEBUG) || defined(SIMULATOR) /* debugging function */ extern void print_debug_info(struct wps_data *data, int fail, int line); extern void debug_skin_usage(void); #endif static void wps_reset(struct wps_data *data); /* Function for parsing of details for a token. At the moment the function is called, the token type has already been set. The function must fill in the details and possibly add more tokens to the token array. It should return the number of chars that has been consumed. wps_bufptr points to the char following the tag (i.e. where details begin). token is the pointer to the 'main' token being parsed */ typedef int (*wps_tag_parse_func)(const char *wps_bufptr, struct wps_token *token, struct wps_data *wps_data); struct wps_tag { enum wps_token_type type; const char name[3]; unsigned char refresh_type; const wps_tag_parse_func parse_func; }; static int skip_end_of_line(const char *wps_bufptr); /* prototypes of all special parse functions : */ static int parse_timeout(const char *wps_bufptr, struct wps_token *token, struct wps_data *wps_data); static int parse_progressbar(const char *wps_bufptr, struct wps_token *token, struct wps_data *wps_data); static int parse_dir_level(const char *wps_bufptr, struct wps_token *token, struct wps_data *wps_data); static int parse_setting_and_lang(const char *wps_bufptr, struct wps_token *token, struct wps_data *wps_data); #ifdef HAVE_LCD_BITMAP static int parse_viewport_display(const char *wps_bufptr, struct wps_token *token, struct wps_data *wps_data); static int parse_viewport(const char *wps_bufptr, struct wps_token *token, struct wps_data *wps_data); static int parse_statusbar_enable(const char *wps_bufptr, struct wps_token *token, struct wps_data *wps_data); static int parse_statusbar_disable(const char *wps_bufptr, struct wps_token *token, struct wps_data *wps_data); static int parse_image_display(const char *wps_bufptr, struct wps_token *token, struct wps_data *wps_data); static int parse_image_load(const char *wps_bufptr, struct wps_token *token, struct wps_data *wps_data); #endif /*HAVE_LCD_BITMAP */ #if (LCD_DEPTH > 1) || (defined(HAVE_REMOTE_LCD) && (LCD_REMOTE_DEPTH > 1)) static int parse_image_special(const char *wps_bufptr, struct wps_token *token, struct wps_data *wps_data); #endif #ifdef HAVE_ALBUMART static int parse_albumart_load(const char *wps_bufptr, struct wps_token *token, struct wps_data *wps_data); static int parse_albumart_display(const char *wps_bufptr, struct wps_token *token, struct wps_data *wps_data); #endif /* HAVE_ALBUMART */ #ifdef HAVE_TOUCHSCREEN static int parse_touchregion(const char *wps_bufptr, struct wps_token *token, struct wps_data *wps_data); #else static int fulline_tag_not_supported(const char *wps_bufptr, struct wps_token *token, struct wps_data *wps_data) { (void)token; (void)wps_data; return skip_end_of_line(wps_bufptr); } #define parse_touchregion fulline_tag_not_supported #endif #ifdef CONFIG_RTC #define WPS_RTC_REFRESH WPS_REFRESH_DYNAMIC #else #define WPS_RTC_REFRESH WPS_REFRESH_STATIC #endif /* array of available tags - those with more characters have to go first (e.g. "xl" and "xd" before "x"). It needs to end with the unknown token. */ static const struct wps_tag all_tags[] = { { WPS_TOKEN_ALIGN_CENTER, "ac", 0, NULL }, { WPS_TOKEN_ALIGN_LEFT, "al", 0, NULL }, { WPS_TOKEN_ALIGN_RIGHT, "ar", 0, NULL }, { WPS_TOKEN_BATTERY_PERCENT, "bl", WPS_REFRESH_DYNAMIC, NULL }, { WPS_TOKEN_BATTERY_VOLTS, "bv", WPS_REFRESH_DYNAMIC, NULL }, { WPS_TOKEN_BATTERY_TIME, "bt", WPS_REFRESH_DYNAMIC, NULL }, { WPS_TOKEN_BATTERY_SLEEPTIME, "bs", WPS_REFRESH_DYNAMIC, NULL }, #if CONFIG_CHARGING >= CHARGING_MONITOR { WPS_TOKEN_BATTERY_CHARGING, "bc", WPS_REFRESH_DYNAMIC, NULL }, #endif #if CONFIG_CHARGING { WPS_TOKEN_BATTERY_CHARGER_CONNECTED,"bp", WPS_REFRESH_DYNAMIC, NULL }, #endif { WPS_TOKEN_RTC_PRESENT , "cc", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_RTC_DAY_OF_MONTH, "cd", WPS_RTC_REFRESH, NULL }, { WPS_TOKEN_RTC_DAY_OF_MONTH_BLANK_PADDED,"ce", WPS_RTC_REFRESH, NULL }, { WPS_TOKEN_RTC_12HOUR_CFG, "cf", WPS_RTC_REFRESH, NULL }, { WPS_TOKEN_RTC_HOUR_24_ZERO_PADDED, "cH", WPS_RTC_REFRESH, NULL }, { WPS_TOKEN_RTC_HOUR_24, "ck", WPS_RTC_REFRESH, NULL }, { WPS_TOKEN_RTC_HOUR_12_ZERO_PADDED, "cI", WPS_RTC_REFRESH, NULL }, { WPS_TOKEN_RTC_HOUR_12, "cl", WPS_RTC_REFRESH, NULL }, { WPS_TOKEN_RTC_MONTH, "cm", WPS_RTC_REFRESH, NULL }, { WPS_TOKEN_RTC_MINUTE, "cM", WPS_RTC_REFRESH, NULL }, { WPS_TOKEN_RTC_SECOND, "cS", WPS_RTC_REFRESH, NULL }, { WPS_TOKEN_RTC_YEAR_2_DIGITS, "cy", WPS_RTC_REFRESH, NULL }, { WPS_TOKEN_RTC_YEAR_4_DIGITS, "cY", WPS_RTC_REFRESH, NULL }, { WPS_TOKEN_RTC_AM_PM_UPPER, "cP", WPS_RTC_REFRESH, NULL }, { WPS_TOKEN_RTC_AM_PM_LOWER, "cp", WPS_RTC_REFRESH, NULL }, { WPS_TOKEN_RTC_WEEKDAY_NAME, "ca", WPS_RTC_REFRESH, NULL }, { WPS_TOKEN_RTC_MONTH_NAME, "cb", WPS_RTC_REFRESH, NULL }, { WPS_TOKEN_RTC_DAY_OF_WEEK_START_MON, "cu", WPS_RTC_REFRESH, NULL }, { WPS_TOKEN_RTC_DAY_OF_WEEK_START_SUN, "cw", WPS_RTC_REFRESH, NULL }, /* current file */ { WPS_TOKEN_FILE_BITRATE, "fb", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_FILE_CODEC, "fc", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_FILE_FREQUENCY, "ff", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_FILE_FREQUENCY_KHZ, "fk", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_FILE_NAME_WITH_EXTENSION, "fm", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_FILE_NAME, "fn", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_FILE_PATH, "fp", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_FILE_SIZE, "fs", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_FILE_VBR, "fv", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_FILE_DIRECTORY, "d", WPS_REFRESH_STATIC, parse_dir_level }, /* next file */ { WPS_TOKEN_FILE_BITRATE, "Fb", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_FILE_CODEC, "Fc", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_FILE_FREQUENCY, "Ff", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_FILE_FREQUENCY_KHZ, "Fk", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_FILE_NAME_WITH_EXTENSION, "Fm", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_FILE_NAME, "Fn", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_FILE_PATH, "Fp", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_FILE_SIZE, "Fs", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_FILE_VBR, "Fv", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_FILE_DIRECTORY, "D", WPS_REFRESH_STATIC, parse_dir_level }, /* current metadata */ { WPS_TOKEN_METADATA_ARTIST, "ia", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_METADATA_COMPOSER, "ic", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_METADATA_ALBUM, "id", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_METADATA_ALBUM_ARTIST, "iA", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_METADATA_GROUPING, "iG", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_METADATA_GENRE, "ig", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_METADATA_DISC_NUMBER, "ik", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_METADATA_TRACK_NUMBER, "in", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_METADATA_TRACK_TITLE, "it", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_METADATA_VERSION, "iv", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_METADATA_YEAR, "iy", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_METADATA_COMMENT, "iC", WPS_REFRESH_STATIC, NULL }, /* next metadata */ { WPS_TOKEN_METADATA_ARTIST, "Ia", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_METADATA_COMPOSER, "Ic", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_METADATA_ALBUM, "Id", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_METADATA_ALBUM_ARTIST, "IA", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_METADATA_GROUPING, "IG", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_METADATA_GENRE, "Ig", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_METADATA_DISC_NUMBER, "Ik", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_METADATA_TRACK_NUMBER, "In", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_METADATA_TRACK_TITLE, "It", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_METADATA_VERSION, "Iv", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_METADATA_YEAR, "Iy", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_METADATA_COMMENT, "IC", WPS_REFRESH_STATIC, NULL }, #if (CONFIG_CODEC != MAS3507D) { WPS_TOKEN_SOUND_PITCH, "Sp", WPS_REFRESH_DYNAMIC, NULL }, #endif #if (CONFIG_LED == LED_VIRTUAL) || defined(HAVE_REMOTE_LCD) { WPS_TOKEN_VLED_HDD, "lh", WPS_REFRESH_DYNAMIC, NULL }, #endif { WPS_TOKEN_MAIN_HOLD, "mh", WPS_REFRESH_DYNAMIC, NULL }, #ifdef HAS_REMOTE_BUTTON_HOLD { WPS_TOKEN_REMOTE_HOLD, "mr", WPS_REFRESH_DYNAMIC, NULL }, #else { WPS_TOKEN_UNKNOWN, "mr", 0, NULL }, #endif { WPS_TOKEN_REPEAT_MODE, "mm", WPS_REFRESH_DYNAMIC, NULL }, { WPS_TOKEN_PLAYBACK_STATUS, "mp", WPS_REFRESH_DYNAMIC, NULL }, { WPS_TOKEN_BUTTON_VOLUME, "mv", WPS_REFRESH_DYNAMIC, parse_timeout }, #ifdef HAVE_LCD_BITMAP { WPS_TOKEN_PEAKMETER, "pm", WPS_REFRESH_PEAK_METER, NULL }, #else { WPS_TOKEN_PLAYER_PROGRESSBAR, "pf", WPS_REFRESH_DYNAMIC | WPS_REFRESH_PLAYER_PROGRESS, parse_progressbar }, #endif { WPS_TOKEN_PROGRESSBAR, "pb", WPS_REFRESH_PLAYER_PROGRESS, parse_progressbar }, { WPS_TOKEN_VOLUME, "pv", WPS_REFRESH_DYNAMIC, NULL }, { WPS_TOKEN_TRACK_ELAPSED_PERCENT, "px", WPS_REFRESH_DYNAMIC, NULL }, { WPS_TOKEN_TRACK_TIME_ELAPSED, "pc", WPS_REFRESH_DYNAMIC, NULL }, { WPS_TOKEN_TRACK_TIME_REMAINING, "pr", WPS_REFRESH_DYNAMIC, NULL }, { WPS_TOKEN_TRACK_LENGTH, "pt", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_PLAYLIST_POSITION, "pp", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_PLAYLIST_ENTRIES, "pe", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_PLAYLIST_NAME, "pn", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_PLAYLIST_SHUFFLE, "ps", WPS_REFRESH_DYNAMIC, NULL }, #ifdef HAVE_TAGCACHE { WPS_TOKEN_DATABASE_PLAYCOUNT, "rp", WPS_REFRESH_DYNAMIC, NULL }, { WPS_TOKEN_DATABASE_RATING, "rr", WPS_REFRESH_DYNAMIC, NULL }, { WPS_TOKEN_DATABASE_AUTOSCORE, "ra", WPS_REFRESH_DYNAMIC, NULL }, #endif #if CONFIG_CODEC == SWCODEC { WPS_TOKEN_REPLAYGAIN, "rg", WPS_REFRESH_STATIC, NULL }, { WPS_TOKEN_CROSSFADE, "xf", WPS_REFRESH_DYNAMIC, NULL }, #endif { WPS_NO_TOKEN, "s", WPS_REFRESH_SCROLL, NULL }, { WPS_TOKEN_SUBLINE_TIMEOUT, "t", 0, parse_timeout }, #ifdef HAVE_LCD_BITMAP { WPS_NO_TOKEN, "we", 0, parse_statusbar_enable }, { WPS_NO_TOKEN, "wd", 0, parse_statusbar_disable }, { WPS_NO_TOKEN, "xl", 0, parse_image_load }, { WPS_TOKEN_IMAGE_PRELOAD_DISPLAY, "xd", WPS_REFRESH_STATIC, parse_image_display }, { WPS_TOKEN_IMAGE_DISPLAY, "x", 0, parse_image_load }, #ifdef HAVE_ALBUMART { WPS_NO_TOKEN, "Cl", 0, parse_albumart_load }, { WPS_TOKEN_ALBUMART_DISPLAY, "C", WPS_REFRESH_STATIC, parse_albumart_display }, #endif { WPS_VIEWPORT_ENABLE, "Vd", WPS_REFRESH_DYNAMIC, parse_viewport_display }, { WPS_NO_TOKEN, "V", 0, parse_viewport }, #if (LCD_DEPTH > 1) || (defined(HAVE_REMOTE_LCD) && (LCD_REMOTE_DEPTH > 1)) { WPS_TOKEN_IMAGE_BACKDROP, "X", 0, parse_image_special }, #endif #endif { WPS_TOKEN_SETTING, "St", WPS_REFRESH_DYNAMIC, parse_setting_and_lang }, { WPS_TOKEN_TRANSLATEDSTRING, "Sx", WPS_REFRESH_STATIC, parse_setting_and_lang }, { WPS_TOKEN_LASTTOUCH, "Tl", WPS_REFRESH_DYNAMIC, parse_timeout }, { WPS_NO_TOKEN, "T", 0, parse_touchregion }, { WPS_TOKEN_UNKNOWN, "", 0, NULL } /* the array MUST end with an empty string (first char is \0) */ }; /* add a skin_token_list item to the list chain. ALWAYS appended because some of the * chains require the order to be kept. */ static void add_to_ll_chain(struct skin_token_list **list, struct skin_token_list *item) { if (*list == NULL) *list = item; else { struct skin_token_list *t = *list; while (t->next) t = t->next; t->next = item; } } /* create and init a new wpsll item. * passing NULL to token will alloc a new one. * You should only pass NULL for the token when the token type (table above) * is WPS_NO_TOKEN which means it is not stored automatically in the skins token array */ static struct skin_token_list *new_skin_token_list_item(struct wps_token *token, void* token_data) { struct skin_token_list *llitem = skin_buffer_alloc(sizeof(struct skin_token_list)); if (!token) token = skin_buffer_alloc(sizeof(struct wps_token)); if (!llitem || !token) return NULL; llitem->next = NULL; llitem->token = token; if (token_data) llitem->token->value.data = token_data; return llitem; } /* Returns the number of chars that should be skipped to jump immediately after the first eol, i.e. to the start of the next line */ static int skip_end_of_line(const char *wps_bufptr) { line_number++; int skip = 0; while(*(wps_bufptr + skip) != '\n') skip++; return ++skip; } /* Starts a new subline in the current line during parsing */ static bool skin_start_new_subline(struct skin_line *line, int curr_token) { struct skin_subline *subline = skin_buffer_alloc(sizeof(struct skin_subline)); if (!subline) return false; subline->first_token_idx = curr_token; subline->next = NULL; subline->line_type = 0; subline->time_mult = 0; line->curr_subline->last_token_idx = curr_token-1; line->curr_subline->next = subline; line->curr_subline = subline; return true; } static bool skin_start_new_line(struct skin_viewport *vp, int curr_token) { struct skin_line *line = skin_buffer_alloc(sizeof(struct skin_line)); struct skin_subline *subline = NULL; if (!line) return false; /* init the subline */ subline = &line->sublines; subline->first_token_idx = curr_token; subline->next = NULL; subline->line_type = 0; subline->time_mult = 0; /* init the new line */ line->curr_subline = &line->sublines; line->next = NULL; line->subline_expire_time = 0; /* connect to curr_line and vp pointers. * 1) close the previous lines subline * 2) connect to vp pointer * 3) connect to curr_line global pointer */ if (curr_line) { curr_line->curr_subline->last_token_idx = curr_token - 1; curr_line->next = line; curr_line->curr_subline = NULL; } curr_line = line; if (!vp->lines) vp->lines = line; line_number++; return true; } #ifdef HAVE_LCD_BITMAP static int parse_statusbar_enable(const char *wps_bufptr, struct wps_token *token, struct wps_data *wps_data) { (void)token; /* Kill warnings */ wps_data->wps_sb_tag = true; wps_data->show_sb_on_wps = true; struct skin_viewport *default_vp = find_viewport(VP_DEFAULT_LABEL, wps_data); if (default_vp->vp.y == 0) { default_vp->vp.y = STATUSBAR_HEIGHT; default_vp->vp.height -= STATUSBAR_HEIGHT; } return skip_end_of_line(wps_bufptr); } static int parse_statusbar_disable(const char *wps_bufptr, struct wps_token *token, struct wps_data *wps_data) { (void)token; /* Kill warnings */ wps_data->wps_sb_tag = true; wps_data->show_sb_on_wps = false; struct skin_viewport *default_vp = find_viewport(VP_DEFAULT_LABEL, wps_data); if (default_vp->vp.y == STATUSBAR_HEIGHT) { default_vp->vp.y = 0; default_vp->vp.height += STATUSBAR_HEIGHT; } return skip_end_of_line(wps_bufptr); } static int get_image_id(int c) { if(c >= 'a' && c <= 'z') return c - 'a'; else if(c >= 'A' && c <= 'Z') return c - 'A' + 26; else return -1; } static char *get_image_filename(const char *start, const char* bmpdir, char *buf, int buf_size) { const char *end = strchr(start, '|'); if ( !end || (end - start) >= (buf_size - (int)ROCKBOX_DIR_LEN - 2) ) { buf = "\0"; return NULL; } int bmpdirlen = strlen(bmpdir); strcpy(buf, bmpdir); buf[bmpdirlen] = '/'; memcpy( &buf[bmpdirlen + 1], start, end - start); buf[bmpdirlen + 1 + end - start] = 0; return buf; } static int parse_image_display(const char *wps_bufptr, struct wps_token *token, struct wps_data *wps_data) { char label = wps_bufptr[0]; int subimage; struct gui_img *img;; /* sanity check */ img = find_image(label, wps_data); if (!img) { token->value.i = label; /* so debug works */ return WPS_ERROR_INVALID_PARAM; } if ((subimage = get_image_id(wps_bufptr[1])) != -1) { if (subimage >= img->num_subimages) return WPS_ERROR_INVALID_PARAM; /* Store sub-image number to display in high bits */ token->value.i = label | (subimage << 8); return 2; /* We have consumed 2 bytes */ } else { token->value.i = label; return 1; /* We have consumed 1 byte */ } } static int parse_image_load(const char *wps_bufptr, struct wps_token *token, struct wps_data *wps_data) { const char *ptr = wps_bufptr; const char *pos; const char* filename; const char* id; const char *newline; int x,y; struct gui_img *img; /* format: %x|n|filename.bmp|x|y| or %xl|n|filename.bmp|x|y| or %xl|n|filename.bmp|x|y|num_subimages| */ if (*ptr != '|') return WPS_ERROR_INVALID_PARAM; ptr++; if (!(ptr = parse_list("ssdd", NULL, '|', ptr, &id, &filename, &x, &y))) return WPS_ERROR_INVALID_PARAM; /* Check there is a terminating | */ if (*ptr != '|') return WPS_ERROR_INVALID_PARAM; /* check the image number and load state */ if(find_image(*id, wps_data)) { /* Invalid image ID */ return WPS_ERROR_INVALID_PARAM; } img = skin_buffer_alloc(sizeof(struct gui_img)); if (!img) return WPS_ERROR_INVALID_PARAM; /* save a pointer to the filename */ img->bm.data = (char*)filename; img->label = *id; img->x = x; img->y = y; img->num_subimages = 1; img->always_display = false; /* save current viewport */ img->vp = &curr_vp->vp; if (token->type == WPS_TOKEN_IMAGE_DISPLAY) { img->always_display = true; } else { /* Parse the (optional) number of sub-images */ ptr++; newline = strchr(ptr, '\n'); pos = strchr(ptr, '|'); if (pos && pos < newline) img->num_subimages = atoi(ptr); if (img->num_subimages <= 0) return WPS_ERROR_INVALID_PARAM; } struct skin_token_list *item = new_skin_token_list_item(NULL, img); if (!item) return WPS_ERROR_INVALID_PARAM; add_to_ll_chain(&wps_data->images, item); /* Skip the rest of the line */ return skip_end_of_line(wps_bufptr); } static int parse_viewport_display(const char *wps_bufptr, struct wps_token *token, struct wps_data *wps_data) { (void)wps_data; char letter = wps_bufptr[0]; if (letter < 'a' || letter > 'z') { /* invalid viewport tag */ return WPS_ERROR_INVALID_PARAM; } token->value.i = letter; return 1; } static int parse_viewport(const char *wps_bufptr, struct wps_token *token, struct wps_data *wps_data) { (void)token; /* Kill warnings */ const char *ptr = wps_bufptr; const int screen = #ifdef HAVE_REMOTE_LCD wps_data->remote_wps ? SCREEN_REMOTE : #endif SCREEN_MAIN; struct skin_viewport *skin_vp = skin_buffer_alloc(sizeof(struct skin_viewport)); /* check for the optional letter to signify its a hideable viewport */ /* %Vl|