X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fhardware%2Fdemo%2Fapi.c;h=c5259b286144621d6f763ec611b7045df7ab49f2;hb=05b0cc416fbfe95fb6440a786942a61dc1eeac52;hp=e3fa63b54a2f69042b72332daf1d5ce06b6b1356;hpb=dd7a72ea697a172032f5473b0ddff5e8d47222f4;p=libsigrok.git

diff --git a/src/hardware/demo/api.c b/src/hardware/demo/api.c
index e3fa63b5..c5259b28 100644
--- a/src/hardware/demo/api.c
+++ b/src/hardware/demo/api.c
@@ -265,8 +265,6 @@ static int config_set(uint32_t key, GVariant *data,
 	struct sr_channel *ch;
 	GSList *l;
 	int logic_pattern, analog_pattern;
-	unsigned int i;
-	const char *stropt;
 
 	devc = sdi->priv;
 
@@ -293,21 +291,9 @@ static int config_set(uint32_t key, GVariant *data,
 	case SR_CONF_PATTERN_MODE:
 		if (!cg)
 			return SR_ERR_CHANNEL_GROUP;
-		stropt = g_variant_get_string(data, NULL);
-		logic_pattern = analog_pattern = -1;
-		for (i = 0; i < ARRAY_SIZE(logic_pattern_str); i++) {
-			if (!strcmp(stropt, logic_pattern_str[i])) {
-				logic_pattern = i;
-				break;
-			}
-		}
-		for (i = 0; i < ARRAY_SIZE(analog_pattern_str); i++) {
-			if (!strcmp(stropt, analog_pattern_str[i])) {
-				analog_pattern = i;
-				break;
-			}
-		}
-		if (logic_pattern == -1 && analog_pattern == -1)
+		logic_pattern = std_str_idx(data, ARRAY_AND_SIZE(logic_pattern_str));
+		analog_pattern = std_str_idx(data, ARRAY_AND_SIZE(analog_pattern_str));
+		if (logic_pattern < 0 && analog_pattern < 0)
 			return SR_ERR_ARG;
 		for (l = cg->channels; l; l = l->next) {
 			ch = l->data;
@@ -414,6 +400,7 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi)
 
 	devc = sdi->priv;
 	devc->sent_samples = 0;
+	devc->sent_frame_samples = 0;
 
 	/*
 	 * Determine the numbers of logic and analog channels that are
@@ -467,6 +454,9 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi)
 
 	std_session_send_df_header(sdi);
 
+	if (SAMPLES_PER_FRAME > 0)
+		std_session_send_frame_begin(sdi);
+
 	/* We use this timestamp to decide how many more samples to send. */
 	devc->start_us = g_get_monotonic_time();
 	devc->spent_us = 0;
@@ -478,6 +468,10 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi)
 static int dev_acquisition_stop(struct sr_dev_inst *sdi)
 {
 	sr_session_source_remove(sdi->session, -1);
+
+	if (SAMPLES_PER_FRAME > 0)
+		std_session_send_frame_end(sdi);
+
 	std_session_send_df_end(sdi);
 
 	return SR_OK;