X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fserial_libsp.c;h=bfdc3202261c8adfb198fff28a8c80a29ccf07fe;hb=f5c697bfe6d80c95051eaa1f52e1fefb54effa97;hp=f5a2b74b59f477ce3a4499f8eea024795eb5d854;hpb=82b9f3d116ce0c982291a2dfdd15cd8a1c4cc16e;p=libsigrok.git

diff --git a/src/serial_libsp.c b/src/serial_libsp.c
index f5a2b74b..bfdc3202 100644
--- a/src/serial_libsp.c
+++ b/src/serial_libsp.c
@@ -280,6 +280,30 @@ static int sr_ser_libsp_set_params(struct sr_serial_dev_inst *serial,
 	return SR_OK;
 }
 
+static int sr_ser_libsp_set_handshake(struct sr_serial_dev_inst *serial,
+	int rts, int dtr)
+{
+	int ret;
+
+	if (!serial->sp_data) {
+		sr_dbg("Cannot configure unopened serial port %s.", serial->port);
+		return SR_ERR;
+	}
+
+	if (rts >= 0) {
+		ret = sp_set_rts(serial->sp_data, rts ? SP_RTS_ON : SP_RTS_OFF);
+		if (ret != SP_OK)
+			return SR_ERR;
+	}
+	if (dtr >= 0) {
+		ret = sp_set_dtr(serial->sp_data, dtr ? SP_DTR_ON : SP_DTR_OFF);
+		if (ret != SP_OK)
+			return SR_ERR;
+	}
+
+	return SR_OK;
+}
+
 #ifdef G_OS_WIN32
 typedef HANDLE event_handle;
 #else
@@ -494,6 +518,7 @@ static struct ser_lib_functions serlib_sp = {
 	.write = sr_ser_libsp_write,
 	.read = sr_ser_libsp_read,
 	.set_params = sr_ser_libsp_set_params,
+	.set_handshake = sr_ser_libsp_set_handshake,
 	.setup_source_add = sr_ser_libsp_source_add,
 	.setup_source_remove = sr_ser_libsp_source_remove,
 	.list = sr_ser_libsp_list,