From: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Date: Mon, 8 Jun 2020 14:10:10 +0000 (+0900)
Subject: seq: event_cntr: add accesor APIs for timestamp data of event pointed by index
X-Git-Tag: v0.1.0~116
X-Git-Url: https://git.alsa-project.org/?a=commitdiff_plain;h=8616dbe37042ae705adc5e3a4b4bd6476237a38c;p=alsa-gobject.git

seq: event_cntr: add accesor APIs for timestamp data of event pointed by index

Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
---

diff --git a/src/seq/alsaseq.map b/src/seq/alsaseq.map
index f427773..8e6dbaa 100644
--- a/src/seq/alsaseq.map
+++ b/src/seq/alsaseq.map
@@ -206,6 +206,8 @@ ALSA_GOBJECT_0_0_0 {
     "alsaseq_event_cntr_set_blob_data";
     "alsaseq_event_cntr_get_queue_data";
     "alsaseq_event_cntr_set_queue_data";
+    "alsaseq_event_cntr_get_tstamp_data";
+    "alsaseq_event_cntr_set_tstamp_data";
   local:
     *;
 };
diff --git a/src/seq/event-cntr.c b/src/seq/event-cntr.c
index 748a489..b455fc0 100644
--- a/src/seq/event-cntr.c
+++ b/src/seq/event-cntr.c
@@ -1258,3 +1258,65 @@ void alsaseq_event_cntr_set_queue_data(ALSASeqEventCntr *self, gsize index,
 
     ev->data.queue = *(struct snd_seq_ev_queue_control *)data;
 }
+
+/**
+ * alsaseq_event_cntr_get_tstamp_data:
+ * @self: A #ALSASeqEventCntr.
+ * @index: The index of event to set.
+ * @data: (out)(transfer none): The timestamp data of event.
+ * @error: A #GError.
+ *
+ * Get the timestamp data of event pointed by the index.
+ */
+void alsaseq_event_cntr_get_tstamp_data(ALSASeqEventCntr *self, gsize index,
+                                    const ALSASeqTstamp **data, GError **error)
+{
+    ALSASeqEventCntrPrivate *priv;
+    struct event_iterator iter;
+    struct snd_seq_event *ev;
+
+    g_return_if_fail(ALSASEQ_IS_EVENT_CNTR(self));
+    priv = alsaseq_event_cntr_get_instance_private(self);
+
+    event_iterator_init(&iter, priv->buf, priv->length, priv->allocated);
+    ev = event_iterator_find(&iter, index);
+    if (ev == NULL) {
+        generate_error(error, EINVAL);
+        return;
+    }
+
+    *data = (const ALSASeqTstamp *)&ev->data.time;
+}
+
+/**
+ * alsaseq_event_cntr_set_tstamp_data:
+ * @self: A #ALSASeqEventCntr.
+ * @index: The index of event to set.
+ * @data: The timestamp data of event.
+ * @error: A #GError.
+ *
+ * Copy the timestamp data to the event pointed by the index.
+ */
+void alsaseq_event_cntr_set_tstamp_data(ALSASeqEventCntr *self, gsize index,
+                                    const ALSASeqTstamp *data, GError **error)
+{
+    ALSASeqEventCntrPrivate *priv;
+    struct event_iterator iter;
+    struct snd_seq_event *ev;
+
+    g_return_if_fail(ALSASEQ_IS_EVENT_CNTR(self));
+    priv = alsaseq_event_cntr_get_instance_private(self);
+
+    event_iterator_init(&iter, priv->buf, priv->length, priv->allocated);
+    ev = event_iterator_find(&iter, index);
+    if (ev == NULL) {
+        generate_error(error, EINVAL);
+        return;
+    }
+
+    ensure_fixed_length_event(priv, ev, error);
+    if (*error != NULL)
+        return;
+
+    ev->data.time = *(union snd_seq_timestamp *)data;
+}
diff --git a/src/seq/event-cntr.h b/src/seq/event-cntr.h
index 94d5a5e..bf61b0b 100644
--- a/src/seq/event-cntr.h
+++ b/src/seq/event-cntr.h
@@ -147,6 +147,11 @@ void alsaseq_event_cntr_get_queue_data(ALSASeqEventCntr *self, gsize index,
 void alsaseq_event_cntr_set_queue_data(ALSASeqEventCntr *self, gsize index,
                             const ALSASeqEventDataQueue *data, GError **error);
 
+void alsaseq_event_cntr_get_tstamp_data(ALSASeqEventCntr *self, gsize index,
+                                    const ALSASeqTstamp **data, GError **error);
+void alsaseq_event_cntr_set_tstamp_data(ALSASeqEventCntr *self, gsize index,
+                                    const ALSASeqTstamp *data, GError **error);
+
 G_END_DECLS
 
 #endif
diff --git a/tests/alsaseq-event-cntr b/tests/alsaseq-event-cntr
index 3950089..93c48fc 100644
--- a/tests/alsaseq-event-cntr
+++ b/tests/alsaseq-event-cntr
@@ -46,6 +46,8 @@ methods = (
     'set_blob_data',
     'get_queue_data',
     'set_queue_data',
+    'get_tstamp_data',
+    'set_tstamp_data',
 )
 signals = ()