#GoodFET Chipcon SPI Client
# (C) 2011 Travis Goodspeed
+# Additions 2011-2012 Ryan Speers ryan@rmspeers.com
#N.B.,
#Might be CC2420 Specific
from GoodFETCCSPI import GoodFETCCSPI;
+
+#Some quick functions for yanking values out of a packet.
+def srcadr(packet):
+ """Returns the source address of a packet as an integer."""
+ return ord(packet[4])+(ord(packet[5])<<8);
+def isencrypted(packet):
+ """Returns true if the packet is encrypted.""";
+ return ord(packet[1])&0x08;
+def pktnonceseq(packet):
+ """Returns the nonce sequence of a packet."""
+ nonce=0;
+ for byte in [0xa,9,8,7]:
+ nonce=(nonce<<8)|ord(packet[byte]);
+ return nonce;
+
if(len(sys.argv)==1):
print "Usage: %s verb [objects]\n" % sys.argv[0];
print "%s info" % sys.argv[0];
print "%s regs" % sys.argv[0];
+ print "%s ram" % sys.argv[0];
+ print "%s ramtest" % sys.argv[0];
print "%s test" % sys.argv[0];
print "%s peek 0x$start [0x$stop]" % sys.argv[0];
print "%s poke 0x$adr 0x$val" % sys.argv[0];
print "%s txtest" % sys.argv[0];
print "\n%s rssi" % sys.argv[0];
+ print "%s spectrum" % sys.argv[0];
+ print "%s spectrumcsv" % sys.argv[0];
+
+ print "\n%s surf" % sys.argv[0];
print "%s sniff [chan]" % sys.argv[0];
+ print "%s sniffstrings [chan]" % sys.argv[0];
print "%s bsniff [chan]" % sys.argv[0];
+ print "%s sniffcrypt 0x$key [chan]" % sys.argv[0];
print "%s sniffdissect" % sys.argv[0];
+ print "%s sniffnonce" % sys.argv[0];
print "\n%s txtoscount [-i|-r] TinyOS BlinkToLED" % sys.argv[0];
- print "%s reflexjam" % sys.argv[0];
+ print "%s reflexjam [channel=11] [delay=0]" % sys.argv[0];
sys.exit();
client.RF_setfreq(freq);
else:
client.RF_setchan(freq);
+ duration=0;
+ if len(sys.argv)>3:
+ duration=eval(sys.argv[3]);
client.CC_RFST_RX();
print "Reflexively jamming on %i MHz" % (client.RF_getfreq()/10**6);
#Now we let the firmware take over, watching for packets and jamming them.
+ #Standard reflexive jam is done with duration=0.
+ #To selectively jam packets that are above a certain length, set duration
+ # to the number of milliseconds needed to jam frames of that length.
+ # Api-Do project has script available to tune/test this duration.
+ # code.google.com/p/zigbeesecurity (rmspeers)
if sys.argv[1]=="reflexjam":
- client.RF_reflexjam();
+ client.RF_reflexjam(duration);
elif sys.argv[1]=="reflexjamack":
client.RF_reflexjam_autoack();
for adr in range(0x10,0x40): #*1024):
val=client.peek(adr);
print "%04x:=0x%04x" % (adr,val);
+if(sys.argv[1]=="ram"):
+ for adr in range(0x0,0x16D,16):
+ row=client.peekram(adr,32);
+ s="";
+ for foo in row:
+ s=s+(" %02x" % ord(foo))
+ print "%04x: %s" % (adr,s);
+if(sys.argv[1]=="ramtest"):
+ client.pokeram(0x00,[0xde,0xad,0xbe,0xef,
+ 0xde,0xad,0xbe,0xef,
+ 0xde,0xad,0xbe,0xef,
+ 0xde,0xad,0xbe,0xef,
+ 0xde,0xad,0xbe,0xef,
+ 0xde,0xad,0xbe,0xef,
+ 0xde,0xad,0xbe,0xef,
+ 0xde,0xad,0xbe,0xef,
+ 0xde,0xad,0xbe,0xef,
+ 0xde,0xad,0xbe,0xef,
+ 0xde,0xad,0xbe,0xef]);
+
+ for adr in range(0x0,0x16D,16):
+ row=client.peekram(adr,32);
+ s="";
+ for foo in row:
+ s=s+(" %02x" % ord(foo))
+ print "%04x: %s" % (adr,s);
if(sys.argv[1]=="test"):
data=client.trans([0x20, 0xde, 0xad]);
print "%02x %02x" % (ord(data[1]), ord(data[2]));
for foo in range(0,rssi>>2):
string=("%s."%string);
print "%02x %04i %s" % (rssi,rssi, string);
-if(sys.argv[1]=="sniff" or sys.argv[1]=="sniffdissect"):
+if(sys.argv[1]=="spectrum"):
+ for chan in range(2400000000,2480000000,5000000):
+ client.RF_setfreq(chan);
+ #print "Listening on %f MHz." % (client.RF_getfreq()/10.0**6);
+
+ client.strobe(0x02); #Calibrate
+ #time.sleep(0.01);
+
+ maxrssi=0;
+ for foo in range(1,10):
+ client.CC_RFST_RX();
+ rssi=client.RF_getrssi();
+ maxrssi=max(rssi,maxrssi);
+ string="";
+ for foo in range(50,rssi):
+ string=("%s."%string);
+ print "%04i %i %s" % (client.RF_getfreq()/10.0**6,rssi, string);
+if(sys.argv[1]=="spectrumcsv"):
+ start=time.time();
+ while 1:
+ for freq in range(2400000000,2480000000,1000000):
+ client.RF_setfreq(freq);
+
+ client.strobe(0x02); #Calibrate
+ client.CC_RFST_RX();
+ rssi=client.RF_getrssi();
+
+ print "%f %i %3i" % (
+ time.time()-start,
+ client.RF_getfreq()/10.0**6,
+ rssi);
+ sys.stdout.flush();
+
+if sys.argv[1]=="surf":
+ print "Scanning channels [11,26].";
+
#Promiscuous mode.
client.RF_promiscuity(1);
- client.RF_autocrc(0);
+ client.RF_autocrc(1);
+
+ chan=11;
+ if len(sys.argv)>2:
+ chan=eval(sys.argv[2]);
+
+ client.CC_RFST_RX();
+
+ #Now we're ready to get packets.
+ while 1:
+ if chan>26: chan=11;
+
+ client.setup(); #Really oughtn't be necessary, but can't hurt.
+ client.RF_setchan(chan);
+
+ packet=None;
+ lasttime=time.time();
+ while packet==None and time.time()-lasttime<0.5:
+ packet=client.RF_rxpacket();
+ if packet!=None:
+ client.printpacket(packet=packet,
+ prefix=("%02d: "%chan));
+ sys.stdout.flush();
+ chan=chan+1;
+
+if(sys.argv[1]=="sniff" or sys.argv[1]=="sniffdissect" or sys.argv[1]=="sniffstrings" or
+ sys.argv[1]=="sniffnonce"):
+ #Promiscuous mode.
+ client.RF_promiscuity(1);
+ client.RF_autocrc(1);
if len(sys.argv)>2:
freq=eval(sys.argv[2]);
- if freq>100:
+ if freq>3000:
client.RF_setfreq(freq);
+ elif freq>100:
+ client.RF_setfreq(freq*1000000);
else:
client.RF_setchan(freq);
client.CC_RFST_RX();
client.RF_getfreq()/10**6);
#Now we're ready to get packets.
while 1:
+ #client.setup(); #Really oughtn't be necessary, but can't hurt.
+ client.CC_RFST_RX();
+
packet=None;
while packet==None:
packet=client.RF_rxpacket();
if sys.argv[1]=="sniffdissect":
client.printdissect(packet);
+ elif sys.argv[1]=="sniffstrings":
+ print packet;
+ elif sys.argv[1]=="sniffnonce":
+ if isencrypted(packet):
+ print "%04x: %08x" % (srcadr(packet),pktnonceseq(packet));
else:
client.printpacket(packet);
sys.stdout.flush();
+
if(sys.argv[1]=="bsniff"):
#Just broadcast.
client.RF_promiscuity(0);
client.printpacket(packet);
sys.stdout.flush();
+if(sys.argv[1]=="sniffcrypt"):
+ print "Zigbee crypto is pretty damned complicated, and this doesn't work yet.";
+ #Just broadcast.
+ client.RF_promiscuity(1);
+ client.RF_setsmac(0xFFFFFFFF);
+ client.RF_autocrc(1);
+ #client.poke(0x19, 0x03C7); #SECCTRL0, enabling CCM crypto w/ KEY0
+ client.poke(0x19, 0x03C6); #SECCTRL0, enabling CTRL crypto w/ KEY0
+
+ #What follows is the nonce.
+ client.poke(0x20, 0x000a); #SECCTRL1, skipping 10 bytes of header
+
+ if len(sys.argv)>2:
+ key=int(sys.argv[2],16);
+ nonce=int(sys.argv[3],16);
+
+ print "Setting KEY0 to %x" % key;
+ print "Setting NONCE to %x" % nonce;
+ client.RF_setkey(key);
+ client.RF_setnonce(nonce);
+ if len(sys.argv)>3:
+ freq=eval(sys.argv[3]);
+ if freq>100:
+ client.RF_setfreq(freq);
+ else:
+ client.RF_setchan(freq);
+ client.CC_RFST_RX();
+ print "Listening as %010x on %i MHz" % (client.RF_getsmac(),
+ client.RF_getfreq()/10**6);
+ #Now we're ready to get packets.
+ while 1:
+ packet=None;
+ while packet==None:
+ packet=client.RF_rxpacketdec();
+ client.printpacket(packet);
+ sys.stdout.flush();
+
if(sys.argv[1]=="txtest"):
if len(sys.argv)>2:
freq=eval(sys.argv[2]);
0xff, 0xff, 0xff, 0xff,
0xde, 0xad, 0xbe, 0xef,
0xba, 0xbe, 0xc0]);
+
if(sys.argv[1]=="txtoscount"):
'''
Clone of what TinyOS's RadioCountToLeds demo code does. Specify a
channel a TinyOS mote programmed with RadioCountToLeds is on, and
- this will act as the second device.
+ this will act as the second device. (ryan@rmspeers.com)
'''
if (len(sys.argv)<=3):
print "Provide -r to work via replays or -i to work via incrementing itself.";
0xff, 0xff, 0xff, 0xff,
]);
elif(sys.argv[1]=="txpipscapy"):
+ # NB: Requires Scapy with dot15d4.py layer. (rmspeers)
try:
from scapy.all import Dot15d4, Dot15d4FCS, Dot15d4Data, Raw
import struct
except ImportError:
- print "To use packet building, Scapy must be installed and have the dot15d4 extension present."
+ print "To use packet building, Scapy must be installed and have the dot15d4 layer present."
print "try: hg clone http://hg.secdev.org/scapy-com";
print " sudo ./setup.py install";
#Overall method is to build from the inner packet outwards in the pkt string
# Make inner packet
scapyinner = Dot15d4FCS(seqnum=130)/Dot15d4Data()/Raw('\xde\xad\xbe\xef');
- #pkt = str(scapyinner)[:-2] + '\xba\xbe\xc0';
pkt = str(scapyinner); #build inner pkt to bytes, adding FCS automatically
- #pkt = '\x0f'+pkt
pkt = struct.pack('b', len(pkt)) + pkt #prepend with its length
pkt = "\x00\x00\x00\x00\xA7" + pkt #add preamble and SFD to inner packet
# Make outer (wrapping) packet
client.RF_autocrc(1);
client.RF_txpacket(pkt)
-
if(sys.argv[1]=="peek"):
start=0x0000;
if(len(sys.argv)>2):
projects / goodfet / blobdiff