--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cmu200/signalgen.c	Sun May 21 07:21:17 2017 +0000
@@ -0,0 +1,38 @@
+/*
+ * This module implements the signal generator functionality.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <strings.h>
+#include "mode.h"
+#include "secaddr.h"
+
+extern char *client_cmd_fields[];
+extern int client_cmd_nfields;
+
+extern int current_mode;
+
+cmd_signal_gen_setup()
+{
+	int rc;
+	char cmdstr[32];
+
+	if (client_cmd_nfields != 2) {
+		send_socket_response("-Wrong number of arguments\n");
+		return(0);
+	}
+	stop_signal_gen();
+	current_mode = OP_MODE_UNDEF;
+	rc = find_named_band(client_cmd_fields[1]);
+	if (rc < 0) {
+		send_socket_response("-Invalid band argument\n");
+		return(0);
+	}
+	sprintf(cmdstr, "*SEC %d\n", SECADDR_RF_NSIG);
+	send_scpi_cmd(cmdstr);
+	current_mode = OP_MODE_SIGNAL_GEN;
+	send_socket_response("+OK\n");
+	return(0);
+}