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https://gitea.osmocom.org/sim-card/simtrace2.git
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2b8a18bf3a
* Sniffer uses phone endpoints for communication and the ringbuffer
routines the phone communication uses
* Most times the Usart1 interrupt is not triggered, and therefore
no values are recorded
66 lines
1.4 KiB
Python
Executable File
66 lines
1.4 KiB
Python
Executable File
#!/usr/bin/env python3
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import usb.core
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import usb.util
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import sys
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import array
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from constants import PHONE_RD
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def find_dev():
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dev = usb.core.find(idVendor=0x03eb, idProduct=0x6004)
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if dev is None:
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raise ValueError("Device not found")
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else:
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print("Found device")
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return dev
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def find_eps(dev):
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dev.set_configuration()
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cfg = dev.get_active_configuration()
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print("Active config: ")
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print(cfg)
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intf = cfg[(0,0)]
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ep_in = usb.util.find_descriptor(
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intf,
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custom_match = \
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lambda e: \
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usb.util.endpoint_direction(e.bEndpointAddress) == \
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usb.util.ENDPOINT_IN)
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assert ep_in is not None
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ep_out = usb.util.find_descriptor(
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intf,
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custom_match = \
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lambda e: \
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usb.util.endpoint_direction(e.bEndpointAddress) == \
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usb.util.ENDPOINT_OUT)
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assert ep_out is not None
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print("****")
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print(ep_in)
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print(ep_out)
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return (ep_in, ep_out)
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# main code
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def sniff():
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dev = find_dev()
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ans = array.array('B', [])
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while True:
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#ep_out.write("Hello")
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try:
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ans += dev.read(PHONE_RD, 64, 1000)
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except KeyboardInterrupt:
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print("Bye")
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sys.exit()
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except Exception as e:
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print e
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if len(ans) >= 15:
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print("".join("%02x " % b for b in ans))
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ans = array.array('B', [])
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