Diff: utilities.cpp

Revision:

29:0ea07cc7124b

Child:

31:2c813f321db7

diff -r fbcd3bac0cd7 -r 0ea07cc7124b utilities.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/utilities.cpp	Tue Jun 16 11:53:20 2015 +0000
@@ -0,0 +1,56 @@
+#include "mbed.h"
+#include "sx1276-hal.h"
+#include "main.h"
+#include "debug.h"
+#include "vt100.h"
+#include "serial_api.h"
+
+int get_kbd_str(char* buf, int size)
+{
+    char c;
+    int i;
+    static int prev_len;
+    
+    for (i = 0;;) {
+        if (pc.readable()) {
+            c = pc.getc();
+            if (c == 8 && i > 0) {
+                pc.putc(8);
+                pc.putc(' ');
+                pc.putc(8);
+                i--;
+            } else if (c == '\r') {
+                if (i == 0) {
+                    if (app == APP_CHAT)
+                        return 0;
+                    else
+                        return prev_len; // repeat previous
+                } else {
+                    buf[i] = 0; // null terminate
+                    prev_len = i;
+                    return i;
+                }
+            } else if (c == 3) {
+                // ctrl-C abort
+                return -1;
+            } else if (i < size) {
+                buf[i++] = c;
+                pc.putc(c);
+            }
+        }  else {
+            if (app == APP_PING)
+                ping_pong();
+            if (app == APP_HELLO)
+                hello();
+            if (app == APP_GPS)
+                check_gps();    
+            #if 1    
+            if (app == APP_CHAT)
+            {
+                // printf("utility call to console chat\r\n");
+                check_rx_chat();    
+            }
+            #endif
+        }
+    } // ...for()
+}