X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fscpi%2Fscpi_serial.c;h=c73d1b4841a70ae434f50a6222d3555d881828ee;hb=92499a9c78b63e6a93d67de1883180d40fee7739;hp=6c4e63c7b9122756c7bfaaf2983d9e80203f4489;hpb=35bb2fcef95d23bda27c5b3ec3a014d4e1c22713;p=libsigrok.git

diff --git a/src/scpi/scpi_serial.c b/src/scpi/scpi_serial.c
index 6c4e63c7..c73d1b48 100644
--- a/src/scpi/scpi_serial.c
+++ b/src/scpi/scpi_serial.c
@@ -28,6 +28,8 @@
 
 #define LOG_PREFIX "scpi_serial"
 
+#ifdef HAVE_SERIAL_COMM
+
 struct scpi_serial {
 	struct sr_serial_dev_inst *serial;
 	gboolean got_newline;
@@ -98,6 +100,17 @@ static int scpi_serial_open(struct sr_scpi_dev_inst *scpi)
 	return SR_OK;
 }
 
+static int scpi_serial_connection_id(struct sr_scpi_dev_inst *scpi,
+		char **connection_id)
+{
+	struct scpi_serial *sscpi = scpi->priv;
+	struct sr_serial_dev_inst *serial = sscpi->serial;
+
+	*connection_id = g_strdup(serial->port);
+
+	return SR_OK;
+}
+
 static int scpi_serial_source_add(struct sr_session *session, void *priv,
 		int events, int timeout, sr_receive_data_callback cb, void *cb_data)
 {
@@ -117,20 +130,15 @@ static int scpi_serial_source_remove(struct sr_session *session, void *priv)
 
 static int scpi_serial_send(void *priv, const char *command)
 {
-	int len, result, written;
+	int result;
 	struct scpi_serial *sscpi = priv;
 	struct sr_serial_dev_inst *serial = sscpi->serial;
 
-	len = strlen(command);
-	written = 0;
-	while (written < len) {
-		result = serial_write_nonblocking(serial,
-				command + written, len - written);
-		if (result < 0) {
-			sr_err("Error while sending SCPI command: '%s'.", command);
-			return SR_ERR;
-		}
-		written += result;
+	result = serial_write_blocking(serial, command, strlen(command), 0);
+	if (result < 0) {
+		sr_err("Error while sending SCPI command '%s': %d.",
+			command, result);
+		return SR_ERR;
 	}
 
 	sr_spew("Successfully sent SCPI command: '%s'.", command);
@@ -158,8 +166,6 @@ static int scpi_serial_read_data(void *priv, char *buf, int maxlen)
 		return ret;
 
 	if (ret > 0) {
-		sr_spew("Read %d bytes into buffer.", ret);
-
 		if (buf[ret - 1] == '\n') {
 			sscpi->got_newline = TRUE;
 			sr_spew("Received terminator");
@@ -195,10 +201,12 @@ static void scpi_serial_free(void *priv)
 SR_PRIV const struct sr_scpi_dev_inst scpi_serial_dev = {
 	.name          = "serial",
 	.prefix        = "",
+	.transport     = SCPI_TRANSPORT_SERIAL,
 	.priv_size     = sizeof(struct scpi_serial),
 	.scan          = scpi_serial_scan,
 	.dev_inst_new  = scpi_serial_dev_inst_new,
 	.open          = scpi_serial_open,
+	.connection_id = scpi_serial_connection_id,
 	.source_add    = scpi_serial_source_add,
 	.source_remove = scpi_serial_source_remove,
 	.send          = scpi_serial_send,
@@ -208,3 +216,5 @@ SR_PRIV const struct sr_scpi_dev_inst scpi_serial_dev = {
 	.close         = scpi_serial_close,
 	.free          = scpi_serial_free,
 };
+
+#endif