/*! \brief SpeechCreate() Dialplan Application */
static int speech_create(struct ast_channel *chan, void *data)
{
struct ast_module_user *u = NULL;
struct ast_speech *speech = NULL;
struct ast_datastore *datastore = NULL;
u = ast_module_user_add(chan);
/* Request a speech object */
speech = ast_speech_new(data, AST_FORMAT_SLINEAR);
if (speech == NULL) {
/* Not available */
pbx_builtin_setvar_helper(chan, "ERROR", "1");
ast_module_user_remove(u);
return 0;
}
datastore = ast_channel_datastore_alloc(&speech_datastore, NULL);
if (datastore == NULL) {
ast_speech_destroy(speech);
pbx_builtin_setvar_helper(chan, "ERROR", "1");
ast_module_user_remove(u);
return 0;
}
datastore->data = speech;
ast_channel_datastore_add(chan, datastore);
pbx_builtin_setvar_helper(chan, "ERROR", NULL);
ast_module_user_remove(u);
return 0;
}
static int setup_mixmonitor_ds(struct mixmonitor *mixmonitor, struct ast_channel *chan)
{
struct ast_datastore *datastore = NULL;
struct mixmonitor_ds *mixmonitor_ds;
if (!(mixmonitor_ds = ast_calloc(1, sizeof(*mixmonitor_ds)))) {
return -1;
}
ast_mutex_init(&mixmonitor_ds->lock);
ast_cond_init(&mixmonitor_ds->destruction_condition, NULL);
if (!(datastore = ast_channel_datastore_alloc(&mixmonitor_ds_info, NULL))) {
ast_free(mixmonitor_ds);
return -1;
}
/* No need to lock mixmonitor_ds since this is still operating in the channel's thread */
mixmonitor_ds->chan = chan;
datastore->data = mixmonitor_ds;
ast_channel_lock(chan);
ast_channel_datastore_add(chan, datastore);
ast_channel_unlock(chan);
mixmonitor->mixmonitor_ds = mixmonitor_ds;
return 0;
}
/*! \note Returns the channel in the chanspy_ds locked as well as the chanspy_ds locked */
static struct chanspy_ds *setup_chanspy_ds(struct ast_channel *chan, struct chanspy_ds *chanspy_ds)
{
struct ast_datastore *datastore = NULL;
ast_mutex_lock(&chanspy_ds->lock);
if (!(datastore = ast_channel_datastore_alloc(&chanspy_ds_info, chanspy_ds->unique_id))) {
ast_mutex_unlock(&chanspy_ds->lock);
chanspy_ds = chanspy_ds_free(chanspy_ds);
ast_channel_unlock(chan);
return NULL;
}
chanspy_ds->chan = chan;
datastore->data = chanspy_ds;
ast_channel_datastore_add(chan, datastore);
return chanspy_ds;
}
static int volume_write(struct ast_channel *chan, const char *cmd, char *data, const char *value)
{
struct ast_datastore *datastore = NULL;
struct volume_information *vi = NULL;
int is_new = 0;
if (!(datastore = ast_channel_datastore_find(chan, &volume_datastore, NULL))) {
/* Allocate a new datastore to hold the reference to this volume and audiohook information */
if (!(datastore = ast_channel_datastore_alloc(&volume_datastore, NULL)))
return 0;
if (!(vi = ast_calloc(1, sizeof(*vi)))) {
ast_channel_datastore_free(datastore);
return 0;
}
ast_audiohook_init(&vi->audiohook, AST_AUDIOHOOK_TYPE_MANIPULATE, "Volume");
vi->audiohook.manipulate_callback = volume_callback;
ast_set_flag(&vi->audiohook, AST_AUDIOHOOK_WANTS_DTMF);
is_new = 1;
} else {
vi = datastore->data;
}
/* Adjust gain on volume information structure */
if (!strcasecmp(data, "tx"))
vi->tx_gain = atoi(value);
else if (!strcasecmp(data, "rx"))
vi->rx_gain = atoi(value);
if (is_new) {
datastore->data = vi;
ast_channel_datastore_add(chan, datastore);
ast_audiohook_attach(chan, &vi->audiohook);
}
return 0;
}