From: travisutk <travisutk@12e2690d-a6be-4b82-a7b7-67c4a43b65c8>
Date: Thu, 10 Feb 2011 02:42:49 +0000 (+0000)
Subject: 'goodfet.nrf sniffnike' for sniffing Nike+iPod packets.
X-Git-Url: http://git.rot13.org/?p=goodfet;a=commitdiff_plain;h=053fca013042a25eecdae93dc08955d6cc106468

'goodfet.nrf sniffnike' for sniffing Nike+iPod packets.
Checksumming needs to be fixed on this one.

git-svn-id: https://svn.code.sf.net/p/goodfet/code/trunk@904 12e2690d-a6be-4b82-a7b7-67c4a43b65c8
---

diff --git a/client/goodfet.nrf b/client/goodfet.nrf
index 66a6eb6..1e2a416 100755
--- a/client/goodfet.nrf
+++ b/client/goodfet.nrf
@@ -682,6 +682,40 @@ if(sys.argv[1]=="sniffsf"):
         printpacket(packet);
         sys.stdout.flush();
 
+if(sys.argv[1]=="sniffnike"):
+    #TODO remove all poke() calls.
+    
+    client.poke(0x00,0x00); #Stop nRF
+    client.poke(0x01,0x00); #Disable Shockburst
+    client.poke(0x02,0x01); #Set RX Pipe 0
+    
+    client.RF_setfreq(2425 * 10**6);
+    client.poke(0x06,0x20|0x06); #250 kbps
+    client.poke(0x07,0x78); #Reset status register
+    
+    #Nike Settings
+    client.RF_setmaclen(2); # Illegal by datasheet, but it works!
+    client.RF_setsmac(0xc2bd);
+    client.RF_settmac(0xc2bd); #Should we forge data?
+    
+    client.RF_setpacketlen(32); #No idea what the length is.
+    
+    #Power radio, prime for RX, two-byte checksum.
+    client.poke(0x00,0x70|0x03); #0x08 for checksum, 0x04 for two bytes.
+    
+    print "Listening as %010x on %i MHz" % (client.RF_getsmac(),
+                                           client.RF_getfreq()/10**6);
+    print "Expect some false-positives.";
+    
+    #Now we're ready to get packets.
+    while 1:
+        packet=None;
+        while packet==None:
+            #time.sleep(0.1);
+            packet=client.RF_rxpacket();
+        printpacket(packet);
+        sys.stdout.flush();
+
 if(sys.argv[1]=="snifftp"):
     client.poke(0x00,0x00); #Stop nRF
     client.poke(0x01,0x00); #Disable Shockburst