X-Git-Url: https://sigrok.org/gitweb/?p=libsigrok.git;a=blobdiff_plain;f=src%2Fhardware%2Flecroy-xstream%2Fprotocol.c;h=a05ff618d5e4c8eeaa1877f6fc46b6ada7ac7875;hp=8a2129a71bb28ecd3b5291cba8f1a3e8bcdd8897;hb=36165cf0f7a226f76d3e9832a70e06d9d0d634ec;hpb=d5db6ea7e17b5f8b8f13dd67fdb7e126931fdb05

diff --git a/src/hardware/lecroy-xstream/protocol.c b/src/hardware/lecroy-xstream/protocol.c
index 8a2129a7..a05ff618 100644
--- a/src/hardware/lecroy-xstream/protocol.c
+++ b/src/hardware/lecroy-xstream/protocol.c
@@ -435,6 +435,7 @@ SR_PRIV int lecroy_xstream_state_get(struct sr_dev_inst *sdi)
 		}
 		i++;
 	}
+	g_free(tmp_str);
 
 	if (!trig_source || scope_state_get_array_option(trig_source,
 			config->trigger_sources, config->num_trigger_sources,
@@ -448,6 +449,7 @@ SR_PRIV int lecroy_xstream_state_get(struct sr_dev_inst *sdi)
 	if (scope_state_get_array_option(tmp_str, config->trigger_slopes,
 			config->num_trigger_slopes, &state->trigger_slope) != SR_OK)
 		return SR_ERR;
+	g_free(tmp_str);
 
 	if (sr_scpi_get_float(sdi->conn, "TRIG_DELAY?", &state->horiz_triggerpos) != SR_OK)
 		return SR_ERR;
@@ -626,13 +628,10 @@ SR_PRIV int lecroy_xstream_receive_data(int fd, int revents, void *cb_data)
 	struct sr_analog_encoding encoding;
 	struct sr_analog_meaning meaning;
 	struct sr_analog_spec spec;
-	char buf[8];
 
 	(void)fd;
 	(void)revents;
 
-	data = NULL;
-
 	if (!(sdi = cb_data))
 		return TRUE;
 
@@ -645,12 +644,7 @@ SR_PRIV int lecroy_xstream_receive_data(int fd, int revents, void *cb_data)
 	if (ch->type != SR_CHANNEL_ANALOG)
 		return SR_ERR;
 
-	/* Pass on the received data of the channel(s). */
-	if (sr_scpi_read_data(sdi->conn, buf, 4) != 4) {
-		sr_err("Reading header failed, scope probably didn't send any data.");
-		return TRUE;
-	}
-
+	data = NULL;
 	if (sr_scpi_get_block(sdi->conn, NULL, &data) != SR_OK) {
 		if (data)
 			g_byte_array_free(data, TRUE);
@@ -666,6 +660,7 @@ SR_PRIV int lecroy_xstream_receive_data(int fd, int revents, void *cb_data)
 
 	if (analog.num_samples == 0) {
 		g_free(analog.data);
+		g_byte_array_free(data, TRUE);
 
 		/* No data available, we have to acquire data first. */
 		g_snprintf(command, sizeof(command), "ARM;WAIT;*OPC;C%d:WAVEFORM?", ch->index + 1);
@@ -678,6 +673,7 @@ SR_PRIV int lecroy_xstream_receive_data(int fd, int revents, void *cb_data)
 		if (state->sample_rate == 0)
 			if (lecroy_xstream_update_sample_rate(sdi, analog.num_samples) != SR_OK) {
 				g_free(analog.data);
+				g_byte_array_free(data, TRUE);
 				return SR_ERR;
 			}
 	}
@@ -686,10 +682,8 @@ SR_PRIV int lecroy_xstream_receive_data(int fd, int revents, void *cb_data)
 	 * Send "frame begin" packet upon reception of data for the
 	 * first enabled channel.
 	 */
-	if (devc->current_channel == devc->enabled_channels) {
-		packet.type = SR_DF_FRAME_BEGIN;
-		sr_session_send(sdi, &packet);
-	}
+	if (devc->current_channel == devc->enabled_channels)
+		std_session_send_df_frame_begin(sdi);
 
 	meaning.channels = g_slist_append(NULL, ch);
 	packet.payload = &analog;
@@ -713,8 +707,7 @@ SR_PRIV int lecroy_xstream_receive_data(int fd, int revents, void *cb_data)
 		return TRUE;
 	}
 
-	packet.type = SR_DF_FRAME_END;
-	sr_session_send(sdi, &packet);
+	std_session_send_df_frame_end(sdi);
 
 	/*
 	 * End of frame was reached. Stop acquisition after the specified