unsigned char cache_icon ( pnd_disco_t *app, unsigned char maxwidth, unsigned char maxheight ) {
SDL_Surface *s;
mm_cache_t *c;
// check if already cached
if ( ( c = cache_query_icon ( app -> unique_id ) ) ) {
return ( 1 ); // already got it
}
// not cached, load it up
//
unsigned char *iconbuf = NULL;
unsigned int buflen = 0;
// same-path icon override?
char ovrfile [ PATH_MAX ];
char *fixpxml;
sprintf ( ovrfile, "%s/%s", app -> object_path, app -> object_filename );
fixpxml = strcasestr ( ovrfile, PND_PACKAGE_FILEEXT );
if ( fixpxml ) {
strcpy ( fixpxml, ".png" );
struct stat statbuf;
if ( stat ( ovrfile, &statbuf ) == 0 ) {
buflen = statbuf.st_size;
if ( ( iconbuf = malloc ( statbuf.st_size ) ) ) {
int fd = open ( ovrfile, O_RDONLY );
if ( fd >= 0 ) {
if ( read ( fd, iconbuf, statbuf.st_size ) != statbuf.st_size ) {
free ( iconbuf );
close ( fd );
return ( 0 );
}
close ( fd );
} // open
} // malloc
} // stat
} // ovr?
// perhaps pndnotifyd has dropped a copy of the icon into /tmp?
#if 1
{
static char *iconpath = NULL;
if ( ! iconpath ) {
iconpath = pnd_conf_get_as_char ( g_desktopconf, "desktop.iconpath" );
}
sprintf ( ovrfile, "%s/%s.png", iconpath, app -> unique_id );
// making sure the file is at least a few seconds old, to help avoid race condition
struct stat statbuf;
if ( stat ( ovrfile, &statbuf ) == 0 && time ( NULL ) - statbuf.st_mtime > 5 ) { // race with pndnotifyd
buflen = statbuf.st_size;
if ( ( iconbuf = malloc ( statbuf.st_size ) ) ) {
int fd = open ( ovrfile, O_RDONLY );
if ( fd >= 0 ) {
if ( read ( fd, iconbuf, statbuf.st_size ) != statbuf.st_size ) {
free ( iconbuf );
close ( fd );
return ( 0 );
}
close ( fd );
} // open
} // malloc
} // stat
}
#endif
// if this is a real pnd file (dir-app or pnd-file-app), then try to pull icon from there
if ( ! iconbuf ) {
if ( app -> object_flags & PND_DISCO_GENERATED ) {
// maybe we can discover this single-file and find an icon?
if ( strcasestr ( app -> object_filename, PND_PACKAGE_FILEEXT ) ) {
// looks like a pnd, now what do we do..
pnd_box_handle h = pnd_disco_file ( app -> object_path, app -> object_filename );
if ( h ) {
pnd_disco_t *d = pnd_box_get_head ( h );
iconbuf = pnd_emit_icon_to_buffer ( d, &buflen );
}
} // filename has .pnd?
} else {
// pull icon into buffer from .pnd if not already found an icon
iconbuf = pnd_emit_icon_to_buffer ( app, &buflen );
} // generated?
} // already got icon?
if ( ! iconbuf ) {
return ( 0 );
}
// ready up a RWbuffer for SDL
SDL_RWops *rwops = SDL_RWFromMem ( iconbuf, buflen );
s = IMG_Load_RW ( rwops, 1 /* free the rwops */ );
if ( ! s ) {
return ( 0 );
}
free ( iconbuf ); // ditch the icon from ram
//pnd_log ( pndn_debug, "Image size is %u x %u (max %u x %u)\n", s -> w, s -> h, maxwidth, maxheight );
// scale the icon?
if ( s -> w < maxwidth ) {
// scale up?
if ( pnd_conf_get_as_int_d ( g_conf, "grid.scale_up_bool", 1 ) ) {
SDL_Surface *scaled;
double scale = (double)maxwidth / (double)s -> w;
//pnd_log ( pndn_debug, " Upscaling; scale factor %f\n", scale );
scaled = rotozoomSurface ( s, 0 /* angle*/, scale /* scale */, 1 /* smooth==1*/ );
SDL_FreeSurface ( s );
s = scaled;
}
} else if ( s -> w > maxwidth ) {
SDL_Surface *scaled;
double scale = (double)maxwidth / (double)s -> w;
//pnd_log ( pndn_debug, " Downscaling; scale factor %f\n", scale );
scaled = rotozoomSurface ( s, 0 /* angle*/, scale /* scale */, 1 /* smooth==1*/ );
SDL_FreeSurface ( s );
s = scaled;
}
// add to cache
c = (mm_cache_t*) malloc ( sizeof(mm_cache_t) );
bzero ( c, sizeof(mm_cache_t) );
if ( ! g_icon_cache ) {
g_icon_cache = c;
} else {
c -> next = g_icon_cache;
g_icon_cache = c;
}
strncpy ( c -> uniqueid, app -> unique_id, 1000 );
c -> i = s;
return ( 1 );
}
// This very recently was inline code; just slight refactor to functionize it so that it can be
// reused in a couple of places. Simple code with simple design quickly became too large for
// its simple design; should revisit a lot of these little things..
void process_discoveries ( pnd_box_handle applist, char *emitdesktoppath, char *emiticonpath ) {
pnd_disco_t *d = pnd_box_get_head ( applist );
while ( d ) {
pnd_log ( pndn_rem, "Found app: %s\n", pnd_box_get_key ( d ) );
// check if icon already exists (from a previous extraction say); if so, we needn't
// do it again
char existingpath [ FILENAME_MAX ];
sprintf ( existingpath, "%s/%s.png", emiticonpath, d -> unique_id /*, d -> subapp_number */ );
struct stat dirs;
if ( stat ( existingpath, &dirs ) == 0 ) {
// icon seems to exist, so just crib the location into the .desktop
pnd_log ( pndn_rem, " Found icon already existed, so reusing it! %s\n", existingpath );
if ( d -> icon ) {
free ( d -> icon );
}
d -> icon = strdup ( existingpath );
} else {
// icon seems unreadable or does not exist; lets try to create it..
pnd_log ( pndn_debug, " Icon not already present, so trying to write it! %s\n", existingpath );
// handle same-path icon override for davec :)
char ovrfile [ PATH_MAX ];
char *fixpxml;
sprintf ( ovrfile, "%s/%s", d -> object_path, d -> object_filename );
fixpxml = strcasestr ( ovrfile, PND_PACKAGE_FILEEXT );
if ( fixpxml ) {
strcpy ( fixpxml, ".png" );
fixpxml = NULL;
struct stat statbuf;
if ( stat ( ovrfile, &statbuf ) == 0 ) {
d -> icon = strdup ( ovrfile );
fixpxml = ovrfile; // !NULL will be the trigger to skip emittinf desktop from .pnd
} // stat
} // ovr?
// attempt to create icon files; if successful, alter the disco struct to contain new
// path, otherwise leave it alone (since it could be a generic icon reference..)
if ( fixpxml == NULL ) {
// don't have an same-path override icon, so go fetch something from pnd file
if ( pnd_emit_icon ( emiticonpath, d ) ) {
// success; fix up icon path to new one..
if ( d -> icon ) {
free ( d -> icon );
}
d -> icon = strdup ( existingpath );
} else {
pnd_log ( pndn_debug, " WARN: Couldn't write out icon %s\n", existingpath );
}
} // got ovr icon already?
} // icon already exists?
// create the .desktop file
if ( pnd_emit_dotdesktop ( emitdesktoppath, pndrun, d ) ) {
// add a watch onto the newly created .desktop?
#if 0
char buffer [ FILENAME_MAX ];
sprintf ( buffer, "%s/%s", emitdesktoppath, d -> unique_id );
pnd_notify_watch_path ( nh, buffer, PND_NOTIFY_RECURSE );
#endif
} else {
pnd_log ( pndn_rem, "ERROR: Error creating .desktop file for app: %s\n", pnd_box_get_key ( d ) );
}
// info .desktop
if ( g_info_p && info_dotdesktoppath ) {
if ( ! pnd_emit_dotinfo ( info_dotdesktoppath, pndrun, d ) ) {
pnd_log ( pndn_rem, "ERROR: Error creating info .desktop file for app: %s\n", pnd_box_get_key ( d ) );
}
}
// does this object request any mkdir's?
if ( d -> mkdir_sp ) {
// it would appear it does! but we have to carefully validate these suckers
pnd_log ( pndn_rem, " App %s requests mkdir: %s\n", d -> object_path, d -> mkdir_sp );
// for each mkdir requested path, do it...
char *searchpath = d -> mkdir_sp;
SEARCHCHUNK_PRE
{
/* "buffer" now holds each chunk of the searchpath, expanded */
// WARN: This whole concept could be flawed; what if they represent '..' in some other obscure way (unicode?)
// and we end up allowing mkdir's all over the place? The risk really is limited -- once the pnd is here,
// if the user _runs it_, it can go nuts, so creating a few dirs isn't all that dangerous...
// HMRF :/
// Perhaps I should have a config setting for pndnotifyd to suppress this whole mkdir behaviour?
// if not containing ".." we allow it
if ( strstr ( buffer, ".." ) == NULL ) {
// determine mountpoint for the file
// - we could deduce this from the path (somewhat risky if we assume leading /media/mmcblk1p1 type notation .. could
// be other distributions entirely
// - better to scan through mount-list and figure it out.. *sucks*
char mountpoint [ PATH_MAX ];
if ( pnd_determine_mountpoint ( d -> object_path, mountpoint, PATH_MAX - strlen ( buffer ) - 1 ) == 1 ) {
strcat ( mountpoint, "/" );
strcat ( mountpoint, buffer );
struct stat t;
if ( stat ( mountpoint, &t ) == 0 ) {
pnd_log ( pndn_rem, " Skipping existing mkdir: %s\n", mountpoint );
} else {
pnd_log ( pndn_rem, " Attempting create of non-existant path: %s\n", mountpoint );
mkdir ( mountpoint, 0777 );
}
} // if figured out the mountpoint
} // if valid path
}
SEARCHCHUNK_POST
} // mkdir request
// next!
d = pnd_box_get_next ( d );
} // while applist
void PndScanner::scanPnds()
{
QString configpath = pnd_conf_query_searchpath();
QString appspath;
QString overridespath;
pnd_box_handle applist;
pnd_conf_handle h;
_pnds.clear();
h = pnd_conf_fetch_by_id(pnd_conf_apps, configpath.toUtf8().data());
if(h)
{
appspath = pnd_conf_get_as_char(h, (char *)PND_APPS_KEY);
if(appspath.isEmpty())
appspath = PND_APPS_SEARCHPATH;
overridespath = pnd_conf_get_as_char(h, (char *)PND_PXML_OVERRIDE_KEY);
if(overridespath.isEmpty())
overridespath = PND_PXML_OVERRIDE_SEARCHPATH;
}
else
{
qWarning() << "Warning: No PND configuration file found. "
"This means that application previews cannot be shown.";
appspath = PND_APPS_SEARCHPATH;
overridespath = PND_PXML_OVERRIDE_SEARCHPATH;
}
applist = pnd_disco_search(appspath.toUtf8().data(),
overridespath.toUtf8().data());
if(applist)
{
pnd_disco_t *discovery = (pnd_disco_t *)pnd_box_get_head(applist);
Pnd translated;
int clockspeed;
bool ok;
while(discovery)
{
translated.uid = discovery->unique_id;
if(discovery->preview_pic1)
translated.preview = discovery->preview_pic1;
/* Returns potentially invalid pointer. Disabled until fixed in libpnd.
else if(discovery->preview_pic2)
translated.preview = discovery->preview_pic2;*/
else
translated.preview = QString();
clockspeed = QString(discovery->clockspeed).toInt(&ok, 10);
if(ok)
translated.clockspeed = clockspeed;
else
translated.clockspeed = 0;
_pnds[translated.uid] = translated;
discovery = (pnd_disco_t *)pnd_box_get_next(discovery);
}
}
}
int main ( int argc, char *argv[] ) {
int i;
int logall = -1; // -1 means normal logging rules; >=0 means log all!
for ( i = 1; i < argc; i++ ) {
if ( argv [ i ][ 0 ] == '-' && argv [ i ][ 1 ] == 'd' ) {
//printf ( "Going daemon mode. Silent running.\n" );
g_daemon_mode = 1;
} else if ( argv [ i ][ 0 ] == '-' && argv [ i ][ 1 ] == 'l' ) {
if ( isdigit ( argv [ i ][ 2 ] ) ) {
unsigned char x = atoi ( argv [ i ] + 2 );
if ( x >= 0 &&
x < pndn_none )
{
logall = x;
}
} else {
logall = 0;
}
} else {
usage ( argv );
exit ( 0 );
}
} // for
/* enable logging?
*/
pnd_log_set_pretext ( "pndevmapperd" );
pnd_log_set_flush ( 1 );
if ( logall == -1 ) {
// standard logging; non-daemon versus daemon
if ( g_daemon_mode ) {
// nada
} else {
pnd_log_set_filter ( pndn_rem );
pnd_log_to_stdout();
}
} else {
FILE *f;
f = fopen ( "/tmp/pndevmapperd.log", "w" );
if ( f ) {
pnd_log_set_filter ( logall );
pnd_log_to_stream ( f );
pnd_log ( pndn_rem, "logall mode - logging to /tmp/pndevmapperd.log\n" );
}
if ( logall == pndn_debug ) {
pnd_log_set_buried_logging ( 1 ); // log the shit out of it
pnd_log ( pndn_rem, "logall mode 0 - turned on buried logging\n" );
}
} // logall
pnd_log ( pndn_rem, "%s built %s %s", argv [ 0 ], __DATE__, __TIME__ );
pnd_log ( pndn_rem, "log level starting as %u", pnd_log_get_filter() );
// basic daemon set up
if ( g_daemon_mode ) {
// set a CWD somewhere else
chdir ( "/tmp" );
// detach from terminal
if ( ( i = fork() ) < 0 ) {
pnd_log ( pndn_error, "ERROR: Couldn't fork()\n" );
exit ( i );
}
if ( i ) {
exit ( 0 ); // exit parent
}
setsid();
// umask
umask ( 022 ); // emitted files can be rwxr-xr-x
} // set up daemon
/* hmm, seems to not like working right after boot.. do we depend on another daemon or
* on giving kernel time to init something, or ... wtf?
* -- lets give the system some time to wake up
*/
{ // delay
// this one works for pndnotifyd, which actually needs INOTIFYH..
//
// check if inotify is awake yet; if not, try waiting for awhile to see if it does
pnd_log ( pndn_rem, "Starting INOTIFY test; should be instant, but may take awhile...\n" );
if ( ! pnd_notify_wait_until_ready ( 120 /* seconds */ ) ) {
pnd_log ( pndn_error, "ERROR: INOTIFY refuses to be useful and quite awhile has passed. Bailing out.\n" );
return ( -1 );
}
pnd_log ( pndn_rem, "INOTIFY seems to be useful, whew.\n" );
// pndnotifyd also waits for user to log in .. pretty excessive, especially since
// what if user wants to close the lid while at the log in screen? for now play the
// odds as thats pretty unliekly usage scenariom but is clearly not acceptible :/
//
// wait for a user to be logged in - we should probably get hupped when a user logs in, so we can handle
// log-out and back in again, with SDs popping in and out between..
pnd_log ( pndn_rem, "Checking to see if a user is logged in\n" );
char tmp_username [ 128 ];
while ( 1 ) {
if ( pnd_check_login ( tmp_username, 127 ) ) {
break;
}
pnd_log ( pndn_debug, " No one logged in yet .. spinning.\n" );
sleep ( 2 );
} // spin
pnd_log ( pndn_rem, "Looks like user '%s' is in, continue.\n", tmp_username );
} // delay
/* inhale config or die trying
*/
char *configpath;
// attempt to fetch a sensible default searchpath for configs
configpath = pnd_conf_query_searchpath();
// attempt to fetch the apps config. since it finds us the runscript
pnd_conf_handle evmaph;
evmaph = pnd_conf_fetch_by_id ( pnd_conf_evmap, configpath );
if ( ! evmaph ) {
// couldn't locate conf, just bail
pnd_log ( pndn_error, "ERROR: Couldn't locate conf file\n" );
exit ( -1 );
}
/* iterate across conf, stocking the event map
*/
void *n = pnd_box_get_head ( evmaph );
while ( n ) {
char *k = pnd_box_get_key ( n );
//printf ( "key %s\n", k );
if ( strncmp ( k, "keys.", 5 ) == 0 ) {
k += 5;
// keys should really push push generic-events onto the table, since they;'re just a special case of them
// to make things easier to read
// figure out which keycode we're talking about
keycode_t *p = keycodes;
while ( p -> keycode != -1 ) {
if ( strcasecmp ( p -> keyname, k ) == 0 ) {
break;
}
p++;
}
if ( p -> keycode != -1 ) {
g_evmap [ g_evmap_max ].key_p = 1; // its a key, not an event
g_evmap [ g_evmap_max ].reqs = p; // note the keycode
// note the script to activate in response
if ( strchr ( n, ' ' ) ) {
char *foo = strdup ( n );
char *t = strchr ( foo, ' ' );
*t = '\0';
g_evmap [ g_evmap_max ].script = foo;
g_evmap [ g_evmap_max ].maxhold = atoi ( t + 1 );
} else {
g_evmap [ g_evmap_max ].script = n;
g_evmap [ g_evmap_max ].maxhold = 0;
}
pnd_log ( pndn_rem, "Registered key %s [%d] to script %s with maxhold %d\n",
p -> keyname, p -> keycode, (char*) n, g_evmap [ g_evmap_max ].maxhold );
g_evmap_max++;
} else {
pnd_log ( pndn_warning, "WARNING! Key '%s' is not handled by pndevmapperd yet! Skipping.", k );
}
} else if ( strncmp ( k, "events.", 7 ) == 0 ) {
k += 7;
// yes, key events could really be defined in this generic sense, and really we could just let people
// put the code and so on right in the conf, but trying to keep it easy on people; maybe should
// add a 'generic' section to conf file and just let folks redefine random events that way
// Really, it'd be nice if the /dev/input/events could spit out useful text, and just use scripts
// to respond without a daemon per se; for that matter, pnd-ls and pnd-map pnd-dotdesktopemitter
// should just exist as scripts rather than daemons, but whose counting?
// figure out which keycode we're talking about
generic_event_t *p = generics;
while ( p -> code != -1 ) {
if ( strcasecmp ( p -> name, k ) == 0 ) {
break;
}
p++;
}
if ( p -> code != -1 ) {
g_evmap [ g_evmap_max ].key_p = 0; // its an event, not a key
g_evmap [ g_evmap_max ].reqs = p; // note the keycode
g_evmap [ g_evmap_max ].script = n; // note the script to activate in response
pnd_log ( pndn_rem, "Registered generic event %s [%d] to script %s\n", p -> name, p -> code, (char*) n );
g_evmap_max++;
} else {
pnd_log ( pndn_warning, "WARNING! Generic event '%s' is not handled by pndevmapperd yet! Skipping.", k );
}
} else if ( strncmp ( k, "pndevmapperd.", 7 ) == 0 ) {
// not consumed here, skip silently
} else if ( strncmp ( k, "battery.", 8 ) == 0 ) {
// not consumed here, skip silently
} else if ( strncmp ( k, "battery_charge.", 15 ) == 0 ) {
// not consumed here, skip silently
} else {
// uhhh
pnd_log ( pndn_warning, "Unknown config key '%s'; skipping.\n", k );
}
n = pnd_box_get_next ( n );
} // while
if ( pnd_conf_get_as_int ( evmaph, "pndevmapperd.loglevel" ) != PND_CONF_BADNUM ) {
pnd_log_set_filter ( pnd_conf_get_as_int ( evmaph, "pndevmapperd.loglevel" ) );
pnd_log ( pndn_rem, "config file causes loglevel to change to %u", pnd_log_get_filter() );
}
if ( pnd_conf_get_as_int ( evmaph, "pndevmapperd.minimum_separation" ) != PND_CONF_BADNUM ) {
g_minimum_separation = pnd_conf_get_as_int ( evmaph, "pndevmapperd.minimum_separation" );
pnd_log ( pndn_rem, "config file causes minimum_separation to change to %u", g_minimum_separation );
}
// battery conf
if ( pnd_conf_get_as_int ( evmaph, "battery.threshold" ) != PND_CONF_BADNUM ) {
b_threshold = pnd_conf_get_as_int ( evmaph, "battery.threshold" );
pnd_log ( pndn_rem, "Battery threshold set to %u", b_threshold );
}
if ( pnd_conf_get_as_int ( evmaph, "battery.check_interval" ) != PND_CONF_BADNUM ) {
b_frequency = pnd_conf_get_as_int ( evmaph, "battery.check_interval" );
pnd_log ( pndn_rem, "Battery check interval set to %u", b_frequency );
}
if ( pnd_conf_get_as_int ( evmaph, "battery.blink_interval" ) != PND_CONF_BADNUM ) {
b_blinkfreq = pnd_conf_get_as_int ( evmaph, "battery.blink_interval" );
pnd_log ( pndn_rem, "Battery blink interval set to %u", b_blinkfreq );
}
if ( pnd_conf_get_as_int ( evmaph, "battery.blink_duration" ) != PND_CONF_BADNUM ) {
b_blinkdur = pnd_conf_get_as_int ( evmaph, "battery.blink_duration" );
pnd_log ( pndn_rem, "Battery blink duration set to %u", b_blinkdur );
}
b_active = 0;
if ( pnd_conf_get_as_int ( evmaph, "battery.shutdown_threshold" ) != PND_CONF_BADNUM ) {
b_shutdown = pnd_conf_get_as_int ( evmaph, "battery.shutdown_threshold" );
pnd_log ( pndn_rem, "Battery shutdown threshold set to %u", b_shutdown );
}
if ( pnd_conf_get_as_int ( evmaph, "battery.shutdown_delay" ) != PND_CONF_BADNUM ) {
b_shutdelay = pnd_conf_get_as_int ( evmaph, "battery.shutdown_delay" );
pnd_log ( pndn_rem, "Battery shutdown delay set to %u", b_shutdelay );
}
if ( pnd_conf_get_as_char ( evmaph, "battery.shutdown_script" ) != NULL ) {
b_shutdown_script = strdup ( pnd_conf_get_as_char ( evmaph, "battery.shutdown_script" ) );
pnd_log ( pndn_rem, "Battery shutdown script set to %s", b_shutdown_script );
}
if ( pnd_conf_get_as_int ( evmaph, "battery_charge.enable" ) != PND_CONF_BADNUM ) {
bc_enable = pnd_conf_get_as_int ( evmaph, "battery_charge.enable" );
pnd_log ( pndn_rem, "Battery charge enable set to %u", bc_enable );
}
if ( pnd_conf_get_as_int ( evmaph, "battery_charge.stop_capacity" ) != PND_CONF_BADNUM ) {
bc_stopcap = pnd_conf_get_as_int ( evmaph, "battery_charge.stop_capacity" );
pnd_log ( pndn_rem, "Battery charge stop capacity set to %u", bc_stopcap );
}
if ( pnd_conf_get_as_int ( evmaph, "battery_charge.stop_current" ) != PND_CONF_BADNUM ) {
bc_stopcur = pnd_conf_get_as_int ( evmaph, "battery_charge.stop_current" );
pnd_log ( pndn_rem, "Battery charge stop current set to %u", bc_stopcur );
}
if ( pnd_conf_get_as_int ( evmaph, "battery_charge.start_capacity" ) != PND_CONF_BADNUM ) {
bc_startcap = pnd_conf_get_as_int ( evmaph, "battery_charge.start_capacity" );
pnd_log ( pndn_rem, "Battery charge start capacity set to %u", bc_startcap );
}
if ( pnd_conf_get_as_char ( evmaph, "battery_charge.device" ) != NULL ) {
bc_charge_device = strdup ( pnd_conf_get_as_char ( evmaph, "battery_charge.device" ) );
pnd_log ( pndn_rem, "Battery charge device set to %s", bc_charge_device );
}
/* do we have anything to do?
*/
if ( ! g_evmap_max ) {
// uuuh, nothing to do?
pnd_log ( pndn_warning, "WARNING! No events configured to watch, so just spinning wheels...\n" );
exit ( -1 );
} // spin
/* set up sigchld -- don't want zombies all over; well, we do, but not process zombies
*/
sigset_t ss;
sigemptyset ( &ss );
struct sigaction siggy;
siggy.sa_handler = sigchld_handler;
siggy.sa_mask = ss; /* implicitly blocks the origin signal */
siggy.sa_flags = SA_RESTART; /* don't need anything */
sigaction ( SIGCHLD, &siggy, NULL );
/* set up the battery level warning timers
*/
siggy.sa_handler = sigalrm_handler;
siggy.sa_mask = ss; /* implicitly blocks the origin signal */
siggy.sa_flags = SA_RESTART; /* don't need anything */
sigaction ( SIGALRM, &siggy, NULL );
if ( set_next_alarm ( b_frequency, 0 ) ) { // check every 'frequency' seconds
pnd_log ( pndn_rem, "Checking for low battery every %u seconds\n", b_frequency );
} else {
pnd_log ( pndn_error, "ERROR: Couldn't set up timer for every %u seconds\n", b_frequency );
}
/* actually try to do something useful
*/
// stolen in part from notaz :)
// try to locate the appropriate devices
int id;
int fds [ 8 ] = { -1, -1, -1, -1, -1, -1, -1, -1 }; // 0 = keypad, 1 = gpio keys
int imaxfd = 0;
for ( id = 0; ; id++ ) {
char fname[64];
char name[256] = { 0, };
int fd;
snprintf ( fname, sizeof ( fname ), "/dev/input/event%i", id );
fd = open ( fname, O_RDONLY );
if ( fd == -1 ) {
break;
}
if ( ioctl (fd, EVIOCGNAME(sizeof(name)), name ) < 0 ) {
name [ 0 ] = '\0';
}
pnd_log ( pndn_rem, "%s maps to %s\n", fname, name );
if ( strcmp ( name, PND_EVDEV_KEYPAD/*"omap_twl4030keypad"*/ ) == 0 ) {
fds [ 0 ] = fd;
} else if ( strcmp ( name, "gpio-keys" ) == 0) {
fds [ 1 ] = fd;
} else if ( strcmp ( name, "AT Translated Set 2 keyboard" ) == 0) { // for vmware, my dev environment
fds [ 0 ] = fd;
} else if ( strcmp ( name, PND_EVDEV_POWER/*"triton2-pwrbutton"*/ ) == 0) {
fds [ 2 ] = fd;
} else if ( strcmp ( name, PND_EVDEV_TS/*"ADS784x Touchscreen"*/ ) == 0) {
fds [ 3 ] = fd;
} else if ( strcmp ( name, PND_EVDEV_NUB1/*"vsense66"*/ ) == 0) {
fds [ 4 ] = fd;
} else if ( strcmp ( name, PND_EVDEV_NUB1/*"vsense67"*/ ) == 0) {
fds [ 5 ] = fd;
} else {
pnd_log ( pndn_rem, "Ignoring unknown device '%s'\n", name );
//fds [ 6 ] = fd;
close ( fd );
fd = -1;
continue;
}
if (imaxfd < fd) imaxfd = fd;
} // for
if ( fds [ 0 ] == -1 ) {
pnd_log ( pndn_warning, "WARNING! Couldn't find keypad device\n" );
}
if ( fds [ 1 ] == -1 ) {
pnd_log ( pndn_warning, "WARNING! couldn't find button device\n" );
}
if ( fds [ 0 ] == -1 && fds [ 1 ] == -1 ) {
pnd_log ( pndn_error, "ERROR! Couldn't find either device!\n" );
//exit ( -2 );
}
/* loop forever, watching for events
*/
while ( 1 ) {
struct input_event ev[64];
unsigned int max_fd = 3; /* imaxfd */
int fd = -1, rd, ret;
fd_set fdset;
// set up fd list
FD_ZERO ( &fdset );
imaxfd = 0;
for (i = 0; i < max_fd /*imaxfd*/; i++) {
if ( fds [ i ] != -1 ) {
FD_SET( fds [ i ], &fdset );
if ( fds [ i ] > imaxfd ) {
imaxfd = fds [ i ];
}
}
}
// figure out if we can block forever, or not
unsigned char do_block = 1;
struct timeval tv;
tv.tv_usec = 0;
tv.tv_sec = 1;
for ( i = i; i < g_evmap_max; i++ ) {
if ( g_evmap [ i ].keydown_time && g_evmap [ i ].maxhold ) {
do_block = 0;
break;
}
}
// wait for fd's or timeout
ret = select ( imaxfd + 1, &fdset, NULL, NULL, do_block ? NULL /* no timeout */ : &tv );
if ( ret == -1 ) {
pnd_log ( pndn_error, "ERROR! select(2) failed with: %s\n", strerror ( errno ) );
continue; // retry!
} else if ( ret == 0 ) { // select returned with timeout (no fd)
// timeout occurred; should only happen when 1 or more keys are being held down and
// they're "maxhold" keys, so we have to see if their timer has passed
unsigned int now = time ( NULL );
for ( i = i; i < g_evmap_max; i++ ) {
if ( g_evmap [ i ].keydown_time &&
g_evmap [ i ].maxhold &&
now - g_evmap [ i ].keydown_time >= g_evmap [ i ].maxhold )
{
keycode_t *k = (keycode_t*) g_evmap [ i ].reqs;
dispatch_key ( k -> keycode, 0 /* key up */ );
}
} // for
} else { // an fd was fiddled with
for ( i = 0; i < max_fd; i++ ) {
if ( fds [ i ] != -1 && FD_ISSET ( fds [ i ], &fdset ) ) {
fd = fds [ i ];
} // fd is set?
} // for
/* buttons or keypad */
rd = read ( fd, ev, sizeof(struct input_event) * 64 );
if ( rd < (int) sizeof(struct input_event) ) {
pnd_log ( pndn_error, "ERROR! read(2) input_event failed with: %s\n", strerror ( errno ) );
break;
}
for (i = 0; i < rd / sizeof(struct input_event); i++ ) {
if ( ev[i].type == EV_SYN ) {
continue;
} else if ( ev[i].type == EV_KEY ) {
// do we even know about this key at all?
keycode_t *p = keycodes;
while ( p -> keycode != -1 ) {
if ( p -> keycode == ev [ i ].code ) {
break;
}
p++;
}
// if we do, hand it off to dispatcher to look up if we actually do something with it
if ( p -> keycode != -1 ) {
if ( logall >= 0 ) {
pnd_log ( pndn_debug, "Key Event: key %s [%d] value %d\n", p -> keyname, p -> keycode, ev [ i ].value );
}
dispatch_key ( p -> keycode, ev [ i ].value );
} else {
if ( logall >= 0 ) {
pnd_log ( pndn_warning, "Unknown Key Event: keycode %d value %d\n", ev [ i ].code, ev [ i ].value );
}
}
} else if ( ev[i].type == EV_SW ) {
// do we even know about this event at all?
generic_event_t *p = generics;
while ( p -> code != -1 ) {
if ( p -> code == ev [ i ].code ) {
break;
}
p++;
}
// if we do, hand it off to dispatcher to look up if we actually do something with it
if ( p -> code != -1 ) {
if ( logall >= 0 ) {
pnd_log ( pndn_debug, "Generic Event: event %s [%d] value %d\n", p -> name, p -> code, ev [ i ].value );
}
dispatch_event ( p -> code, ev [ i ].value );
} else {
if ( logall >= 0 ) {
pnd_log ( pndn_warning, "Unknown Generic Event: code %d value %d\n", ev [ i ].code, ev [ i ].value );
}
}
} else {
pnd_log ( pndn_debug, "DEBUG: Unexpected event type %i received\n", ev[i].type );
continue;
} // type?
} // for
} // an fd was touched
} // while
for (i = 0; i < 2; i++) {
if ( i != 2 && fds [ i ] != -1 ) {
close (fds [ i ] );
}
}
return ( 0 );
} // main
