cc3200: Make telnet server ignore NULL characters.

This fixes paste mode (Ctrl-E) which was not working for the telnet REPL.
7 years ago · 1673e19cb9
parent af3e45419c
commit 1673e19cb9
1 changed files with 5 additions and 1 deletions
--- a/cc3200/telnet/telnet.c
+++ b/cc3200/telnet/telnet.c
@ -451,9 +451,13 @@ static void telnet_parse_input (uint8_t *str, int16_t *len) {
                (*len)--;
                _str++;
            }
-            else {
+            else if (*_str > 0) {
                *str++ = *_str++;
            }
+            else {
+                _str++;
+                *len -= 1;
+            }
        }
        else {
            // in case we have received an incomplete telnet option, unlikely, but possible