X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=serialport.c;h=ab1baa76df2cadd5a8af15e5807c6e55c2a80e80;hb=90cc3ee62b267ba5009fddd72f63b411ad466faa;hp=6104f241a17cb34db7638ef00ac9cebaff4529ce;hpb=69a3739ca07a87d56e376a02f3bc1f0a0a9b64e7;p=libserialport.git

diff --git a/serialport.c b/serialport.c
index 6104f24..ab1baa7 100644
--- a/serialport.c
+++ b/serialport.c
@@ -1298,6 +1298,34 @@ enum sp_return sp_set_flowcontrol(struct sp_port *port, enum sp_flowcontrol flow
 	return SP_OK;
 }
 
+enum sp_return sp_start_break(struct sp_port *port)
+{
+	CHECK_PORT();
+#ifdef _WIN32
+	if (SetCommBreak(port->hdl) == 0)
+		return SP_ERR_FAIL;
+#else
+	if (ioctl(port->fd, TIOCSBRK, 1) < 0)
+		return SP_ERR_FAIL;
+#endif
+
+	return SP_OK;
+}
+
+enum sp_return sp_end_break(struct sp_port *port)
+{
+	CHECK_PORT();
+#ifdef _WIN32
+	if (ClearCommBreak(port->hdl) == 0)
+		return SP_ERR_FAIL;
+#else
+	if (ioctl(port->fd, TIOCCBRK, 1) < 0)
+		return SP_ERR_FAIL;
+#endif
+
+	return SP_OK;
+}
+
 int sp_last_error_code(void)
 {
 #ifdef _WIN32