99 lines
4.0 KiB
Python
99 lines
4.0 KiB
Python
import struct
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import asyncio
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from unittest.mock import AsyncMock
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from pm3py.protocol import Cmd
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from pm3py.transport import PM3Response
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from pm3py.hw import HWCommands
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def make_ng_response(cmd: int, status: int, payload: bytes) -> PM3Response:
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return PM3Response(cmd=cmd, status=status, reason=0, ng=True, data=payload)
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def make_mock_transport():
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transport = AsyncMock()
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return transport
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def _make_caps_response(is_rdv4=False):
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"""Build a capabilities response with is_rdv4 flag."""
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# version(1) + baudrate(4) + bigbuf_size(4) + 4 bytes of flags
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flags = bytearray(4)
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flags[0] = 0x80 # compiled_with_lf
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if is_rdv4:
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flags[3] = 0x02 # is_rdv4 at byte 12 bit 1
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return make_ng_response(Cmd.CAPABILITIES, 0, struct.pack("<BII", 7, 115200, 40000) + bytes(flags))
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def test_ping():
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transport = make_mock_transport()
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hw = HWCommands(transport)
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ping_data = bytes(range(32))
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transport.send_ng.return_value = make_ng_response(Cmd.PING, 0, ping_data)
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result = asyncio.get_event_loop().run_until_complete(hw.ping(32))
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assert result["success"] is True
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assert result["length"] == 32
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def test_version():
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transport = make_mock_transport()
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hw = HWCommands(transport)
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# Build version response: id(4) + section_size(4) + versionstr_len(4) + versionstr
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vstr = b"Proxmark3 OS\x00"
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payload = struct.pack("<III", 0x270B0A40, 512*1024, len(vstr)) + vstr
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transport.send_ng.return_value = make_ng_response(Cmd.VERSION, 0, payload)
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result = asyncio.get_event_loop().run_until_complete(hw.version())
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assert "chip_id" in result
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assert "version_string" in result
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def test_status():
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transport = make_mock_transport()
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hw = HWCommands(transport)
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transport.send_ng.return_value = make_ng_response(Cmd.STATUS, 0, b"")
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result = asyncio.get_event_loop().run_until_complete(hw.status())
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assert result["status"] == 0
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def test_led_on_by_name():
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transport = make_mock_transport()
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hw = HWCommands(transport)
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transport.send_ng.return_value = make_ng_response(Cmd.LED_CONTROL, 0, b"")
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result = asyncio.get_event_loop().run_until_complete(hw.led("green", on=True))
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transport.send_ng.assert_called_once()
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def test_led_pulse():
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transport = make_mock_transport()
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hw = HWCommands(transport)
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# pulse on "red" (C=0x04) — not PWM-capable on Easy, so pre-set as RDV4
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hw._is_rdv4 = True # skip capabilities fetch; RDV4 has PWM on A,D only... but red=C
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# Actually red=C is not PWM on either platform. Use "orange" (A) which is PWM on both.
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transport.send_ng.return_value = make_ng_response(Cmd.LED_CONTROL, 0, b"")
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result = asyncio.get_event_loop().run_until_complete(
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hw.led("orange", pulse=True, speed=300, count=3))
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# Verify the payload (last call to send_ng)
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call_args = transport.send_ng.call_args
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payload = call_args[0][1]
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led_mask, action, brightness, speed, count = struct.unpack("<BBBHH", payload)
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assert led_mask == 0x01 # orange = A
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assert action == 4 # pulse
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assert speed == 300
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assert count == 3
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def test_led_brightness():
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transport = make_mock_transport()
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hw = HWCommands(transport)
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# Pre-cache as Easy — PWM capable on A,B only
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hw._is_rdv4 = False
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transport.send_ng.return_value = make_ng_response(Cmd.LED_CONTROL, 0, b"")
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result = asyncio.get_event_loop().run_until_complete(hw.led("green", brightness=50))
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payload = transport.send_ng.call_args[0][1]
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led_mask, action, bright, _, _ = struct.unpack("<BBBHH", payload)
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assert led_mask == 0x02 # green = B
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assert action == 3 # pwm
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assert bright == 50
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def test_led_pwm_non_capable_raises():
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"""PWM on a non-PWM LED should raise PM3Error."""
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from pm3py.transport import PM3Error
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import pytest
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transport = make_mock_transport()
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hw = HWCommands(transport)
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hw._is_rdv4 = False # Easy: only A,B support PWM
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with pytest.raises(PM3Error, match="do not support"):
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asyncio.get_event_loop().run_until_complete(
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hw.led("blue", brightness=50)) # blue=D, not PWM on Easy
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