static pa_scache_entry* scache_add_item(pa_core *c, const char *name) {
pa_scache_entry *e;
pa_assert(c);
pa_assert(name);
if ((e = pa_namereg_get(c, name, PA_NAMEREG_SAMPLE))) {
if (e->memchunk.memblock)
pa_memblock_unref(e->memchunk.memblock);
pa_xfree(e->filename);
pa_proplist_clear(e->proplist);
pa_assert(e->core == c);
pa_subscription_post(c, PA_SUBSCRIPTION_EVENT_SAMPLE_CACHE|PA_SUBSCRIPTION_EVENT_CHANGE, e->index);
} else {
e = pa_xnew(pa_scache_entry, 1);
if (!pa_namereg_register(c, name, PA_NAMEREG_SAMPLE, e, TRUE)) {
pa_xfree(e);
return NULL;
}
e->name = pa_xstrdup(name);
e->core = c;
e->proplist = pa_proplist_new();
pa_idxset_put(c->scache, e, &e->index);
pa_subscription_post(c, PA_SUBSCRIPTION_EVENT_SAMPLE_CACHE|PA_SUBSCRIPTION_EVENT_NEW, e->index);
}
e->last_used_time = 0;
pa_memchunk_reset(&e->memchunk);
e->filename = NULL;
e->lazy = FALSE;
e->last_used_time = 0;
pa_sample_spec_init(&e->sample_spec);
pa_channel_map_init(&e->channel_map);
pa_cvolume_init(&e->volume);
e->volume_is_set = FALSE;
pa_proplist_sets(e->proplist, PA_PROP_MEDIA_ROLE, "event");
return e;
}
static void update_rule(struct rule *r) {
char *fn = NULL;
struct stat st;
static pa_config_item table[] = {
{ "Name", pa_config_parse_string, NULL, "Desktop Entry" },
{ "Icon", pa_config_parse_string, NULL, "Desktop Entry" },
{ "Type", check_type, NULL, "Desktop Entry" },
{ "X-PulseAudio-Properties", parse_properties, NULL, "Desktop Entry" },
{ "Categories", parse_categories, NULL, "Desktop Entry" },
{ NULL, catch_all, NULL, NULL },
{ NULL, NULL, NULL, NULL },
};
const char *state = NULL;
const char *xdg_data_dirs = NULL;
char *data_dir = NULL;
char *desktop_file_dir = NULL;
pa_assert(r);
if ((xdg_data_dirs = getenv("XDG_DATA_DIRS"))) {
while ((data_dir = pa_split(xdg_data_dirs, ":", &state))) {
desktop_file_dir = pa_sprintf_malloc("%s" PA_PATH_SEP "applications", data_dir);
pa_xfree(fn);
fn = find_desktop_file_in_dir(r, desktop_file_dir, &st);
pa_xfree(desktop_file_dir);
pa_xfree(data_dir);
if (fn) {
break;
}
}
} else {
fn = find_desktop_file_in_dir(r, DESKTOPFILEDIR, &st);
}
if (!fn) {
r->good = false;
return;
}
if (r->good) {
if (st.st_mtime == r->mtime) {
/* Theoretically the filename could have changed, but if so
having the same mtime is very unlikely so not worth tracking it in r */
pa_xfree(fn);
return;
}
pa_log_debug("Found %s (which has been updated since we last checked).", fn);
} else
pa_log_debug("Found %s.", fn);
r->good = true;
r->mtime = st.st_mtime;
pa_xfree(r->application_name);
pa_xfree(r->icon_name);
pa_xfree(r->role);
r->application_name = r->icon_name = r->role = NULL;
if (r->proplist)
pa_proplist_clear(r->proplist);
table[0].data = &r->application_name;
table[1].data = &r->icon_name;
if (pa_config_parse(fn, NULL, table, NULL, false, r) < 0)
pa_log_warn("Failed to parse .desktop file %s.", fn);
pa_xfree(fn);
}
static void update_rule(struct rule *r) {
char *fn;
struct stat st;
static pa_config_item table[] = {
{ "Name", pa_config_parse_string, NULL, "Desktop Entry" },
{ "Icon", pa_config_parse_string, NULL, "Desktop Entry" },
{ "Type", check_type, NULL, "Desktop Entry" },
{ "X-PulseAudio-Properties", parse_properties, NULL, "Desktop Entry" },
{ "Categories", parse_categories, NULL, "Desktop Entry" },
{ NULL, catch_all, NULL, NULL },
{ NULL, NULL, NULL, NULL },
};
pa_bool_t found = FALSE;
pa_assert(r);
fn = pa_sprintf_malloc(DESKTOPFILEDIR PA_PATH_SEP "%s.desktop", r->process_name);
if (stat(fn, &st) == 0)
found = TRUE;
else {
#ifdef DT_DIR
DIR *desktopfiles_dir;
struct dirent *dir;
/* Let's try a more aggressive search, but only one level */
if ((desktopfiles_dir = opendir(DESKTOPFILEDIR))) {
while ((dir = readdir(desktopfiles_dir))) {
if (dir->d_type != DT_DIR
|| strcmp(dir->d_name, ".") == 0
|| strcmp(dir->d_name, "..") == 0)
continue;
pa_xfree(fn);
fn = pa_sprintf_malloc(DESKTOPFILEDIR PA_PATH_SEP "%s" PA_PATH_SEP "%s.desktop", dir->d_name, r->process_name);
if (stat(fn, &st) == 0) {
found = TRUE;
break;
}
}
closedir(desktopfiles_dir);
}
#endif
}
if (!found) {
r->good = FALSE;
pa_xfree(fn);
return;
}
if (r->good) {
if (st.st_mtime == r->mtime) {
/* Theoretically the filename could have changed, but if so
having the same mtime is very unlikely so not worth tracking it in r */
pa_xfree(fn);
return;
}
pa_log_debug("Found %s (which has been updated since we last checked).", fn);
} else
pa_log_debug("Found %s.", fn);
r->good = TRUE;
r->mtime = st.st_mtime;
pa_xfree(r->application_name);
pa_xfree(r->icon_name);
pa_xfree(r->role);
r->application_name = r->icon_name = r->role = NULL;
if (r->proplist)
pa_proplist_clear(r->proplist);
table[0].data = &r->application_name;
table[1].data = &r->icon_name;
if (pa_config_parse(fn, NULL, table, r) < 0)
pa_log_warn("Failed to parse .desktop file %s.", fn);
pa_xfree(fn);
}
void pa_proplist_free(pa_proplist* p) {
pa_assert(p);
pa_proplist_clear(p);
pa_hashmap_free(MAKE_HASHMAP(p), NULL, NULL);
}
