int plugin_load(const char* plugin, const void* parameter)
{
struct plugin_header *p_hdr;
struct lc_header *hdr;
if (current_plugin_handle && pfn_tsr_exit)
{ /* if we have a resident old plugin and a callback */
if (pfn_tsr_exit(!strcmp(current_plugin, plugin)) == false )
{
/* not allowing another plugin to load */
return PLUGIN_OK;
}
lc_close(current_plugin_handle);
current_plugin_handle = pfn_tsr_exit = NULL;
if (plugin_buffer_handle > 0)
plugin_buffer_handle = core_free(plugin_buffer_handle);
}
splash(0, ID2P(LANG_WAIT));
strcpy(current_plugin, plugin);
current_plugin_handle = lc_open(plugin, pluginbuf, PLUGIN_BUFFER_SIZE);
if (current_plugin_handle == NULL) {
splashf(HZ*2, str(LANG_PLUGIN_CANT_OPEN), plugin);
return -1;
}
p_hdr = lc_get_header(current_plugin_handle);
hdr = p_hdr ? &p_hdr->lc_hdr : NULL;
if (hdr == NULL
|| hdr->magic != PLUGIN_MAGIC
|| hdr->target_id != TARGET_ID
#if (CONFIG_PLATFORM & PLATFORM_NATIVE)
|| hdr->load_addr != pluginbuf
|| hdr->end_addr > pluginbuf + PLUGIN_BUFFER_SIZE
#endif
)
{
lc_close(current_plugin_handle);
splash(HZ*2, str(LANG_PLUGIN_WRONG_MODEL));
return -1;
}
if (hdr->api_version > PLUGIN_API_VERSION
|| hdr->api_version < PLUGIN_MIN_API_VERSION)
{
lc_close(current_plugin_handle);
splash(HZ*2, str(LANG_PLUGIN_WRONG_VERSION));
return -1;
}
#if (CONFIG_PLATFORM & PLATFORM_NATIVE)
plugin_size = hdr->end_addr - pluginbuf;
#else
plugin_size = 0;
#endif
*(p_hdr->api) = &rockbox_api;
lcd_clear_display();
lcd_update();
#ifdef HAVE_REMOTE_LCD
lcd_remote_clear_display();
lcd_remote_update();
#endif
push_current_activity(ACTIVITY_PLUGIN);
/* some plugins assume the entry cache doesn't move and save pointers to it
* they should be fixed properly instead of this lock */
tree_lock_cache(tree_get_context());
FOR_NB_SCREENS(i)
viewportmanager_theme_enable(i, false, NULL);
#ifdef HAVE_TOUCHSCREEN
touchscreen_set_mode(TOUCHSCREEN_BUTTON);
#endif
/* allow voice to back off if the plugin needs lots of memory */
talk_buffer_set_policy(TALK_BUFFER_LOOSE);
plugin_check_open_close__enter();
int rc = p_hdr->entry_point(parameter);
tree_unlock_cache(tree_get_context());
pop_current_activity();
if (!pfn_tsr_exit)
{ /* close handle if plugin is no tsr one */
lc_close(current_plugin_handle);
current_plugin_handle = NULL;
if (plugin_buffer_handle > 0)
plugin_buffer_handle = core_free(plugin_buffer_handle);
}
talk_buffer_set_policy(TALK_BUFFER_DEFAULT);
/* Go back to the global setting in case the plugin changed it */
#ifdef HAVE_TOUCHSCREEN
touchscreen_set_mode(global_settings.touch_mode);
#endif
#ifdef HAVE_LCD_BITMAP
screen_helper_setfont(FONT_UI);
#if LCD_DEPTH > 1
#ifdef HAVE_LCD_COLOR
lcd_set_drawinfo(DRMODE_SOLID, global_settings.fg_color,
global_settings.bg_color);
#else
lcd_set_drawinfo(DRMODE_SOLID, LCD_DEFAULT_FG, LCD_DEFAULT_BG);
#endif
#else /* LCD_DEPTH == 1 */
lcd_set_drawmode(DRMODE_SOLID);
#endif /* LCD_DEPTH */
#endif /* HAVE_LCD_BITMAP */
#ifdef HAVE_REMOTE_LCD
#if LCD_REMOTE_DEPTH > 1
lcd_remote_set_drawinfo(DRMODE_SOLID, LCD_REMOTE_DEFAULT_FG,
LCD_REMOTE_DEFAULT_BG);
#else
lcd_remote_set_drawmode(DRMODE_SOLID);
#endif
#endif
lcd_clear_display();
#ifdef HAVE_REMOTE_LCD
lcd_remote_clear_display();
#endif
FOR_NB_SCREENS(i)
viewportmanager_theme_undo(i, true);
plugin_check_open_close__exit();
if (rc == PLUGIN_ERROR)
splash(HZ*2, str(LANG_PLUGIN_ERROR));
return rc;
}
static int browser(void* param)
{
int ret_val;
#ifdef HAVE_TAGCACHE
struct tree_context* tc = tree_get_context();
#endif
int filter = SHOW_SUPPORTED;
char folder[MAX_PATH] = "/";
/* stuff needed to remember position in file browser */
static char last_folder[MAX_PATH] = "/";
/* and stuff for the database browser */
#ifdef HAVE_TAGCACHE
static int last_db_dirlevel = 0, last_db_selection = 0;
#endif
switch ((intptr_t)param)
{
case GO_TO_FILEBROWSER:
filter = global_settings.dirfilter;
if (global_settings.browse_current &&
last_screen == GO_TO_WPS &&
current_track_path[0])
{
strcpy(folder, current_track_path);
}
else if (!strcmp(last_folder, "/"))
{
strcpy(folder, global_settings.start_directory);
}
else
{
#ifdef HAVE_HOTSWAP
bool in_hotswap = false;
/* handle entering an ejected drive */
int i;
for (i = 0; i < NUM_VOLUMES; i++)
{
char vol_string[VOL_ENUM_POS + 8];
if (!storage_removable(i))
continue;
/* VOL_NAMES contains a %d */
snprintf(vol_string, sizeof(vol_string), "/"VOL_NAMES, i);
/* test whether we would browse the external card */
if (!storage_present(i) &&
(strstr(last_folder, vol_string)
#ifdef HAVE_HOTSWAP_STORAGE_AS_MAIN
|| (i == 0)
#endif
))
{ /* leave folder as "/" to avoid crash when trying
* to access an ejected drive */
strcpy(folder, "/");
in_hotswap = true;
break;
}
}
if (!in_hotswap)
#endif
strcpy(folder, last_folder);
}
break;
#ifdef HAVE_TAGCACHE
case GO_TO_DBBROWSER:
if (!tagcache_is_usable())
{
bool reinit_attempted = false;
/* Now display progress until it's ready or the user exits */
while(!tagcache_is_usable())
{
struct tagcache_stat *stat = tagcache_get_stat();
/* Allow user to exit */
if (action_userabort(HZ/2))
break;
/* Maybe just needs to reboot due to delayed commit */
if (stat->commit_delayed)
{
splash(HZ*2, ID2P(LANG_PLEASE_REBOOT));
break;
}
/* Check if ready status is known */
if (!stat->readyvalid)
{
splash(0, str(LANG_TAGCACHE_BUSY));
continue;
}
/* Re-init if required */
if (!reinit_attempted && !stat->ready &&
stat->processed_entries == 0 && stat->commit_step == 0)
{
/* Prompt the user */
reinit_attempted = true;
static const char *lines[]={
ID2P(LANG_TAGCACHE_BUSY), ID2P(LANG_TAGCACHE_FORCE_UPDATE)};
static const struct text_message message={lines, 2};
if(gui_syncyesno_run(&message, NULL, NULL) == YESNO_NO)
break;
int i;
FOR_NB_SCREENS(i)
screens[i].clear_display();
/* Start initialisation */
tagcache_rebuild();
}
/* Display building progress */
static long talked_tick = 0;
if(global_settings.talk_menu &&
(talked_tick == 0
|| TIME_AFTER(current_tick, talked_tick+7*HZ)))
{
talked_tick = current_tick;
if (stat->commit_step > 0)
{
talk_id(LANG_TAGCACHE_INIT, false);
talk_number(stat->commit_step, true);
talk_id(VOICE_OF, true);
talk_number(tagcache_get_max_commit_step(), true);
} else if(stat->processed_entries)
{
talk_number(stat->processed_entries, false);
talk_id(LANG_BUILDING_DATABASE, true);
}
}
if (stat->commit_step > 0)
{
if (lang_is_rtl())
{
splashf(0, "[%d/%d] %s", stat->commit_step,
tagcache_get_max_commit_step(),
str(LANG_TAGCACHE_INIT));
}
else
{
splashf(0, "%s [%d/%d]", str(LANG_TAGCACHE_INIT),
stat->commit_step,
tagcache_get_max_commit_step());
}
}
else
{
splashf(0, str(LANG_BUILDING_DATABASE),
stat->processed_entries);
}
}
}
if (!tagcache_is_usable())
return GO_TO_PREVIOUS;
filter = SHOW_ID3DB;
tc->dirlevel = last_db_dirlevel;
tc->selected_item = last_db_selection;
break;
#endif
case GO_TO_BROWSEPLUGINS:
filter = SHOW_PLUGINS;
strlcpy(folder, PLUGIN_DIR, MAX_PATH);
break;
}
ret_val = rockbox_browse(folder, filter);
switch ((intptr_t)param)
{
case GO_TO_FILEBROWSER:
if (!get_current_file(last_folder, MAX_PATH) ||
(!strchr(&last_folder[1], '/') &&
global_settings.start_directory[1] != '\0'))
{
last_folder[0] = '/';
last_folder[1] = '\0';
}
break;
#ifdef HAVE_TAGCACHE
case GO_TO_DBBROWSER:
last_db_dirlevel = tc->dirlevel;
last_db_selection = tc->selected_item;
break;
#endif
}
return ret_val;
}
int plugin_load(const char* plugin, const void* parameter)
{
struct plugin_header *p_hdr;
struct lc_header *hdr;
if (current_plugin_handle && pfn_tsr_exit)
{ /* if we have a resident old plugin and a callback */
if (pfn_tsr_exit(!strcmp(current_plugin, plugin)) == false )
{
/* not allowing another plugin to load */
return PLUGIN_OK;
}
lc_close(current_plugin_handle);
current_plugin_handle = pfn_tsr_exit = NULL;
}
splash(0, ID2P(LANG_WAIT));
strcpy(current_plugin, plugin);
current_plugin_handle = lc_open(plugin, pluginbuf, PLUGIN_BUFFER_SIZE);
if (current_plugin_handle == NULL) {
splashf(HZ*2, str(LANG_PLUGIN_CANT_OPEN), plugin);
return -1;
}
p_hdr = lc_get_header(current_plugin_handle);
hdr = p_hdr ? &p_hdr->lc_hdr : NULL;
if (hdr == NULL
|| hdr->magic != PLUGIN_MAGIC
|| hdr->target_id != TARGET_ID
#if (CONFIG_PLATFORM & PLATFORM_NATIVE)
|| hdr->load_addr != pluginbuf
|| hdr->end_addr > pluginbuf + PLUGIN_BUFFER_SIZE
#endif
)
{
lc_close(current_plugin_handle);
splash(HZ*2, str(LANG_PLUGIN_WRONG_MODEL));
return -1;
}
if (hdr->api_version > PLUGIN_API_VERSION
|| hdr->api_version < PLUGIN_MIN_API_VERSION)
{
lc_close(current_plugin_handle);
splash(HZ*2, str(LANG_PLUGIN_WRONG_VERSION));
return -1;
}
#if (CONFIG_PLATFORM & PLATFORM_NATIVE)
plugin_size = hdr->end_addr - pluginbuf;
#else
plugin_size = 0;
#endif
*(p_hdr->api) = &rockbox_api;
lcd_clear_display();
lcd_update();
#ifdef HAVE_REMOTE_LCD
lcd_remote_clear_display();
lcd_remote_update();
#endif
push_current_activity(ACTIVITY_PLUGIN);
/* some plugins assume the entry cache doesn't move and save pointers to it
* they should be fixed properly instead of this lock */
tree_lock_cache(tree_get_context());
FOR_NB_SCREENS(i)
viewportmanager_theme_enable(i, false, NULL);
#ifdef HAVE_TOUCHSCREEN
touchscreen_set_mode(TOUCHSCREEN_BUTTON);
#endif
#ifdef HAVE_PLUGIN_CHECK_OPEN_CLOSE
open_files = 0;
#endif
int rc = p_hdr->entry_point(parameter);
tree_unlock_cache(tree_get_context());
pop_current_activity();
if (!pfn_tsr_exit)
{ /* close handle if plugin is no tsr one */
lc_close(current_plugin_handle);
current_plugin_handle = NULL;
}
/* Go back to the global setting in case the plugin changed it */
#ifdef HAVE_TOUCHSCREEN
touchscreen_set_mode(global_settings.touch_mode);
#endif
#ifdef HAVE_LCD_BITMAP
screen_helper_setfont(FONT_UI);
#if LCD_DEPTH > 1
#ifdef HAVE_LCD_COLOR
lcd_set_drawinfo(DRMODE_SOLID, global_settings.fg_color,
global_settings.bg_color);
#else
lcd_set_drawinfo(DRMODE_SOLID, LCD_DEFAULT_FG, LCD_DEFAULT_BG);
#endif
#else /* LCD_DEPTH == 1 */
lcd_set_drawmode(DRMODE_SOLID);
#endif /* LCD_DEPTH */
#endif /* HAVE_LCD_BITMAP */
#ifdef HAVE_REMOTE_LCD
#if LCD_REMOTE_DEPTH > 1
lcd_remote_set_drawinfo(DRMODE_SOLID, LCD_REMOTE_DEFAULT_FG,
LCD_REMOTE_DEFAULT_BG);
#else
lcd_remote_set_drawmode(DRMODE_SOLID);
#endif
#endif
lcd_clear_display();
#ifdef HAVE_REMOTE_LCD
lcd_remote_clear_display();
#endif
FOR_NB_SCREENS(i)
viewportmanager_theme_undo(i, true);
#ifdef HAVE_PLUGIN_CHECK_OPEN_CLOSE
if(open_files != 0 && !current_plugin_handle)
{
int fd;
logf("Plugin '%s' leaks file handles", plugin);
static const char *lines[] =
{ ID2P(LANG_PLUGIN_ERROR),
"#leak-file-handles" };
static const struct text_message message={ lines, 2 };
button_clear_queue(); /* Empty the keyboard buffer */
gui_syncyesno_run(&message, NULL, NULL);
for(fd=0; fd < MAX_OPEN_FILES; fd++)
if(open_files & (1<<fd))
close_wrapper(fd);
}
#endif
if (rc == PLUGIN_ERROR)
splash(HZ*2, str(LANG_PLUGIN_ERROR));
return rc;
}