From bfac51e4ff32f7e4016fb841b20651922697b7ea Mon Sep 17 00:00:00 2001
From: Stefan `Sec` Zehl <sec@42.org>
Date: Fri, 12 Aug 2011 22:24:37 +0200
Subject: [PATCH] Mini short-range chat app.

---
 firmware/l0dable/minichat.c | 197 ++++++++++++++++++++++++++++++++++++
 1 file changed, 197 insertions(+)
 create mode 100644 firmware/l0dable/minichat.c

diff --git a/firmware/l0dable/minichat.c b/firmware/l0dable/minichat.c
new file mode 100644
index 0000000..46e395a
--- /dev/null
+++ b/firmware/l0dable/minichat.c
@@ -0,0 +1,197 @@
+/* CCC MSN 0.1b @ CCC 2011 Germany
+ * Developers:
+ *  - Simpson
+ *  - 0xCC
+ * 
+ * Base Codes:
+ *  - sign.c (For Mesh Communication)
+ *  - blink.c (For Led Notification)
+ * 
+ * */
+#include <sysinit.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdio.h>
+
+#include "basic/basic.h"
+#include "basic/config.h"
+
+#include "funk/nrf24l01p.h"
+#include "funk/rftransfer.h"
+
+#include "lcd/render.h"
+#include "lcd/print.h"
+
+#include "usetable.h"
+
+/*Global Communication Config*/
+uint8_t mac[5] = {1,2,3,5,5};
+struct NRF_CFG config = 
+{
+   .channel= 81,
+   .txmac= "\x1\x2\x3\x5\x5",
+   .nrmacs=1,
+   .mac0=  "\x1\x2\x3\x5\x5",
+   .maclen ="\x20",
+};
+
+/*Possible Messages*/
+char msgs[5][20]={" Hi There!"," At Kourou"," At Baikonur","Party Hard!","Like a Boss!"};
+
+void initDisplay(void);
+void initMesh(void);
+void waitMsg(void);
+void blink(void);
+
+/*Main Loop*/
+void ram(void) 
+{
+	initDisplay();
+	uint8_t key;
+	do 
+	{
+		key = getInput();
+		if(key == BTN_DOWN)
+			waitMsg();
+		else if (key == BTN_UP)
+			initMesh();
+    } while(key != BTN_ENTER);
+}
+
+/*Message Receiver*/
+void waitMsg()
+{
+	uint8_t key;
+	unsigned char buf[32];
+	char sender_nick[10];
+	int n,i;
+	int index=0;
+	int rcv =0;
+	int try=0;
+	do
+	{
+		key = getInput();
+		if(1)
+		{
+			nrf_config_set(&config);
+			n = nrf_rcv_pkt_time(100,32,buf);
+			getInputWaitTimeout(100);
+			if(n == 32)
+			{
+				index=buf[0];
+				for(i=0;i<10;i++)
+					sender_nick[i]=buf[i+1];
+				lcdClear();
+				lcdPrintln("");
+				lcdPrintln("CCC MSN 0.1b");
+				lcdPrintln("---------------");
+				lcdPrintln(msgs[index]);        
+				lcdPrintln("");        
+				lcdPrintln("Received");
+				lcdPrintln("");
+				lcdPrintln("_______________");
+				lcdPrintln(sender_nick);
+				lcdRefresh();
+				blink();
+				rcv=1;
+				try=0;
+			} else if(rcv)
+			{
+				lcdClear();
+				lcdPrintln("");
+				lcdPrintln("CCC MSN 0.1b");
+				lcdPrintln("-----------------");
+				lcdPrintln("Waiting...");                
+				lcdPrint("Try ");
+				lcdPrintln(IntToStr(try,5,0));
+				lcdPrintln("");
+				lcdPrintln(msgs[index]);
+				lcdPrintln("_______________");
+				lcdPrintln(sender_nick);
+				lcdRefresh();
+			}
+			try++;
+		}
+		if(!rcv)
+		{
+			lcdClear();
+			lcdPrintln("");
+			lcdPrintln("CCC MSN 0.1b");
+			lcdPrintln("-----------------");
+			lcdPrintln("Waiting...");        
+			lcdPrintln("");        
+			lcdPrint("Try ");
+			lcdPrintln(IntToStr(try,5,0));
+			lcdPrintln("");
+			lcdPrintln("_______________");
+			lcdPrintln("W8 Users Auto");
+			lcdRefresh();
+		}
+	}while(key != BTN_ENTER);
+	initDisplay();
+}
+
+/*Starter*/
+void initDisplay(void)
+{   
+    lcdClear();
+    lcdPrintln("");
+    lcdPrintln("CCC MSN 0.1b");
+    lcdNl();
+    lcdPrintln("Commands:");        
+    lcdPrintln("UP/Down");        
+    lcdPrintln("Press to Exit!");
+    lcdPrintln("");
+    lcdPrintln("_______________");
+    lcdPrintln(GLOBAL(nickname));
+    lcdRefresh();
+}
+
+/*Start to Talk*/
+void initMesh(void)
+{
+	char buf[32];
+	uint8_t key;
+	int index=0;
+	int trys=0;
+	int i;
+	do 
+	{
+		key = getInput();
+		if(key == BTN_RIGHT)
+			index=(index+1)%5;
+		if(key == BTN_UP)
+		{
+			memset(buf,0,32);
+			buf[0]=index;
+			for(i=0;i<11;i++)
+				buf[i+1]=GLOBAL(nickname)[i];
+			nrf_config_set(&config);
+			nrf_snd_pkt_crc(32,(uint8_t *)buf);
+			trys=trys+1;
+		}
+		lcdClear();
+		lcdPrintln("");
+		lcdPrintln("CCC MSN 0.1b");
+		lcdPrintln("-----------------");
+		lcdPrintln(msgs[index]);        
+		lcdPrintln("");        
+		lcdPrint("Try ");
+		lcdPrintln(IntToStr(trys,5,0));
+		lcdPrintln("");
+		lcdPrintln("_______________");
+		lcdPrintln("UP To Send Msg");
+		lcdRefresh();
+    } while(key != BTN_ENTER);
+    initDisplay();
+}
+
+/*Led Blink*/
+void blink(void)
+{
+	for (int x=0;x<20;x++)
+	{
+		gpioSetValue (RB_LED1, x%2); 
+		delayms(50);
+	}
+}