resctl_t *resctl_init(void)
{
resctl_t *ctl;
mrp_resource_client_t *client;
mrp_resource_set_t *set;
const char *zone = "driver";
const char *play = "audio_playback";
const char *rec = "audio_recording";
const char *cls = "phone";
bool ar = false;
uint32_t prio = 1; /* what is this ? */
ctl = NULL;
client = NULL;
set = NULL;
ctl = mrp_allocz(sizeof(*ctl));
if (ctl == NULL) {
mrp_log_error("Failed to initialize telephony resource control.");
goto fail;
}
client = mrp_resource_client_create("telephony", ctl);
if (client == NULL) {
mrp_log_error("Failed to create telephony resource client.");
goto fail;
}
set = mrp_resource_set_create(client, ar, prio, event_cb, ctl);
if (set == NULL) {
mrp_log_error("Failed to create telephony resource set.");
goto fail;
}
if (mrp_resource_set_add_resource(set, play, false, NULL, true) < 0 ||
mrp_resource_set_add_resource(set, rec , false, NULL, true) < 0) {
mrp_log_error("Failed to initialize telephony resource set.");
goto fail;
}
if (mrp_application_class_add_resource_set(cls, zone, set, 0) != 0) {
mrp_log_error("Failed to assign telephony resource set with class.");
goto fail;
}
ctl->client = client;
ctl->set = set;
ctl->seqno = 1;
return ctl;
fail:
if (set != NULL)
mrp_resource_set_destroy(set);
if (client != NULL)
mrp_resource_client_destroy(client);
mrp_free(ctl);
return NULL;
}
static int resource_set_lua_create(lua_State *L)
{
char e[128] = "";
resource_set_lua_t *rset;
int narg;
mrp_htbl_config_t conf;
mrp_debug("create");
narg = lua_gettop(L);
rset = (resource_set_lua_t *) mrp_lua_create_object(L,
RESOURCE_SET_LUA_CLASS, NULL, 0);
if (!rset)
return luaL_error(L, "could not create Lua object");
rset->L = L;
/* user can affect these values */
rset->zone = mrp_strdup("default");
rset->application_class = NULL;
rset->autorelease = FALSE;
rset->dont_wait = FALSE;
rset->priority = 0;
rset->committed = FALSE;
rset->initialized = FALSE;
switch (narg) {
case 2:
/* argument table */
if (mrp_lua_init_members(rset, L, -2, e, sizeof(e)) != 1)
return luaL_error(L, "failed to initialize resource members (%s)",
e);
break;
default:
return luaL_error(L, "expecting a constructor argument, "
"got %d", narg);
}
if (rset->application_class == NULL)
return luaL_error(L, "application_class is a mandatory parameter");
if (rset->priority < 0)
rset->priority = 0;
/* initial state, these cannot be set by user */
rset->available = FALSE;
rset->acquired = FALSE;
/* initialize resource map */
conf.nbucket = 0;
conf.nentry = 10;
conf.comp = mrp_string_comp;
conf.hash = mrp_string_hash;
conf.free = htbl_free_resource;
rset->resources = mrp_htbl_create(&conf);
if (!rset->resources)
goto error;
/* do the actual resource work */
if (!client) {
/* create the resource client */
client = mrp_resource_client_create("lua", NULL);
if (!client)
goto error;
}
rset->resource_set = mrp_resource_set_create(client, rset->autorelease,
rset->dont_wait, rset->priority, event_cb, rset);
if (rset->resource_set)
n_sets++;
else
goto error;
rset->initialized = TRUE;
mrp_lua_push_object(L, rset);
return 1;
error:
return luaL_error(L, "internal resource library error");
}
