/*** Whole desktop ***/
static void AddDesktop(services_discovery_t *sd)
{
input_item_t *item;
item = input_item_NewCard ("screen://", _("Desktop"));
if (item == NULL)
return;
services_discovery_AddItem(sd, item);
input_item_Release (item);
}
/**
* Adds a source.
*/
static int AddSource (services_discovery_t *sd, const pa_source_info *info)
{
services_discovery_sys_t *sys = sd->p_sys;
msg_Dbg (sd, "adding %s (%s)", info->name, info->description);
char *mrl;
if (unlikely(asprintf (&mrl, "pulse://%s", info->name) == -1))
return -1;
input_item_t *item = input_item_NewCard (mrl, info->description);
free (mrl);
if (unlikely(item == NULL))
return -1;
struct device *d = malloc (sizeof (*d));
if (unlikely(d == NULL))
{
input_item_Release (item);
return -1;
}
d->index = info->index;
d->item = item;
struct device **dp = tsearch (d, &sys->root, cmpsrc);
if (dp == NULL) /* Out-of-memory */
{
free (d);
input_item_Release (item);
return -1;
}
if (*dp != d) /* Update existing source */
{
free (d);
d = *dp;
input_item_SetURI (d->item, item->psz_uri);
input_item_SetName (d->item, item->psz_name);
input_item_Release (item);
return 0;
}
const char *card = pa_proplist_gets(info->proplist, "device.product.name");
services_discovery_AddItemCat(sd, item,
(card != NULL) ? card : N_("Generic"));
d->sd = sd;
return 0;
}
static struct app *AddApp (services_discovery_t *sd, xcb_window_t xid)
{
services_discovery_sys_t *p_sys = sd->p_sys;
char *mrl, *name;
if (asprintf (&mrl, "window://0x%"PRIx8, xid) == -1)
return NULL;
xcb_get_property_reply_t *r =
xcb_get_property_reply (p_sys->conn,
xcb_get_property (p_sys->conn, 0, xid, p_sys->net_wm_name, 0,
0, 1023 /* max size */), NULL);
if (r != NULL)
{
name = strndup (xcb_get_property_value (r),
xcb_get_property_value_length (r));
if (name != NULL)
EnsureUTF8 (name); /* don't trust third party apps too much ;-) */
free (r);
}
/* TODO: use WM_NAME (Latin-1) for very old apps */
else
name = NULL;
input_item_t *item = input_item_NewCard (mrl, name ? name : mrl); /* FIXME */
free (mrl);
free (name);
if (item == NULL)
return NULL;
struct app *app = malloc (sizeof (*app));
if (app == NULL)
{
input_item_Release (item);
return NULL;
}
app->xid = xid;
app->item = item;
app->owner = sd;
services_discovery_AddSubItem(sd, p_sys->apps_root, item);
return app;
}
/* http://www.linuxtv.org/vdrwiki/index.php/Syntax_of_channels.conf or not...
* Read the dvb-apps source code for reference. */
static input_item_t *ParseLine(char *line)
{
char *str, *end;
line += strspn(line, " \t\r"); /* skip leading white spaces */
if (*line == '#')
return NULL; /* skip comments */
/* Extract channel cute name */
char *name = strsep(&line, ":");
assert(name != NULL);
EnsureUTF8(name);
/* Extract central frequency */
str = strsep(&line, ":");
if (str == NULL)
return NULL;
unsigned long freq = strtoul(str, &end, 10);
if (*end)
return NULL;
/* Extract tuning parameters */
str = strsep(&line, ":");
if (str == NULL)
return NULL;
char *mrl;
if (!strcmp(str, "h") || !strcmp(str, "v"))
{ /* DVB-S */
char polarization = toupper(*str);
/* TODO: sat no. */
str = strsep(&line, ":");
if (str == NULL)
return NULL;
/* baud rate */
str = strsep(&line, ":");
if (str == NULL)
return NULL;
unsigned long rate = strtoul(str, &end, 10);
if (*end || rate > (ULONG_MAX / 1000u))
return NULL;
rate *= 1000;
if (asprintf(&mrl,
"dvb-s://frequency=%"PRIu64":polarization=%c:srate=%lu",
freq * UINT64_C(1000000), polarization, rate) == -1)
mrl = NULL;
}
else
if (!strncmp(str, "INVERSION_", 10))
{ /* DVB-C or DVB-T */
int inversion;
str += 10;
if (strcmp(str, "AUTO"))
inversion = -1;
else if (strcmp(str, "OFF"))
inversion = 0;
else if (strcmp(str, "ON"))
inversion = 1;
else
return NULL;
str = strsep(&line, ":");
if (str == NULL)
return NULL;
if (strncmp(str, "BANDWIDTH_", 10))
{ /* DVB-C */
unsigned long rate = strtoul(str, &end, 10);
if (*end)
return NULL;
str = strsep(&line, ":");
const char *fec = ParseFEC(str);
str = strsep(&line, ":");
const char *mod = ParseModulation(str);
if (fec == NULL || mod == NULL)
return NULL;
if (asprintf(&mrl, "dvb-c://frequency=%lu:inversion:%d:srate=%lu:"
"fec=%s:modulation=%s", freq, inversion, rate, fec,
mod) == -1)
mrl = NULL;
}
else
{ /* DVB-T */
unsigned bandwidth = atoi(str + 10);
str = strsep(&line, ":");
const char *hp = ParseFEC(str);
str = strsep(&line, ":");
const char *lp = ParseFEC(str);
str = strsep(&line, ":");
const char *mod = ParseModulation(str);
if (hp == NULL || lp == NULL || mod == NULL)
return NULL;
str = strsep(&line, ":");
if (str == NULL || strncmp(str, "TRANSMISSION_MODE_", 18))
return NULL;
int xmit = atoi(str);
if (xmit == 0)
xmit = -1; /* AUTO */
str = strsep(&line, ":");
const char *guard = ParseGuard(str);
if (guard == NULL)
return NULL;
str = strsep(&line, ":");
if (str == NULL || strncmp(str, "HIERARCHY_", 10))
return NULL;
str += 10;
int hierarchy = atoi(str);
if (!strcmp(str, "AUTO"))
hierarchy = -1;
if (asprintf(&mrl, "dvb-t://frequency=%lu:inversion=%d:"
"bandwidth=%u:code-rate-hp=%s:code-rate-lp=%s:"
"modulation=%s:transmission=%d:guard=%s:"
"hierarchy=%d", freq, inversion, bandwidth, hp, lp,
mod, xmit, guard, hierarchy) == -1)
mrl = NULL;
}
}
else
{ /* ATSC */
const char *mod = ParseModulation(str);
if (mod == NULL)
return NULL;
if (asprintf(&mrl, "atsc://frequency=%lu:modulation=%s", freq,
mod) == -1)
mrl = NULL;
}
if (unlikely(mrl == NULL))
return NULL;
/* Video PID (TODO? set video track) */
strsep(&line, ":");
/* Audio PID (TODO? set audio track) */
strsep(&line, ":");
/* Extract SID */
str = strsep(&line, ":");
if (str == NULL)
{
free(mrl);
return NULL;
}
unsigned long sid = strtoul(str, &end, 10);
if (*end || sid > 65535)
{
free(mrl);
return NULL;
}
char sid_opt[sizeof("program=65535")];
snprintf(sid_opt, sizeof(sid_opt), "program=%lu", sid);
input_item_t *item = input_item_NewCard(mrl, name);
free(mrl);
if (item != NULL)
input_item_AddOption(item, sid_opt, 0);
return item;
}
