--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/uptools/atcmd/smsend_text.c	Mon Mar 05 01:47:18 2018 +0000
@@ -0,0 +1,40 @@
+/*
+ * This module implements SMS sending/writing in text mode.
+ */
+
+#include <sys/types.h>
+#include <stdio.h>
+
+extern void cmgw_callback();
+
+extern int sms_write_mode;
+
+prep_for_text_mode()
+{
+	atinterf_exec_cmd_needok("AT+CMGF=1", 0, 0);
+	atinterf_exec_cmd_needok("AT+CSCS=\"8859-1\"", 0, 0);
+	atinterf_exec_cmd_needok("AT+CSMP=1,,0,0", 0, 0);
+}
+
+send_in_text_mode(binda, textstr)
+	u_char *binda;
+	char *textstr;
+{
+	char *cmdname;
+	void (*callback)();
+	char send_cmd[64], digits[21];
+
+	if (sms_write_mode) {
+		cmdname = "CMGW";
+		callback = cmgw_callback;
+	} else {
+		cmdname = "CMGS";
+		callback = 0;
+	}
+	if (binda[0]) {
+		decode_address_digits(binda + 2, digits, binda[0]);
+		sprintf(send_cmd, "AT+%s=\"%s\",%u", cmdname, digits, binda[1]);
+	} else
+		sprintf(send_cmd, "AT+%s", cmdname);
+	atinterf_exec_cmd_needok(send_cmd, textstr, callback);
+}