NekoCardReader/diag_reader.py at main · zheznanohana/NekoCardReader · GitHub

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# -*- coding: utf-8 -*-
r"""
读卡器占用诊断 —— 看清楚到底谁占着 PaSoRi、felica.dll 卡在哪一步。

跑法(在 main.py 同目录, 比如 E:\NekoCardReaderx):
    1) 先关掉所有别的本程序窗口 / 旧打包版 exe(任务管理器确认无残留)
    2) 先【不要贴卡】, 直接跑:  python diag_reader.py
    3) 把整段输出原样发回
"""
import ctypes
import subprocess
import sys

LINE = "=" * 64


def step1_processes():
    print(LINE); print("STEP 1  正在运行、可能抢读卡器的进程"); print(LINE)
    try:
        out = subprocess.run(["tasklist"], capture_output=True, text=True, timeout=10).stdout
        keys = ["python", "neko", "card", "sfcard", "felica", "pasori", "sony", "nfc", "pcscd", "scard"]
        hits = [ln.rstrip() for ln in out.splitlines() if any(k in ln.lower() for k in keys)]
        if hits:
            for ln in hits:
                print("   ", ln)
            print("   ^ 如果这里除了本次 python 之外还有 NekoCardReader/旧 exe/SFCard 等, 它就是占用者")
        else:
            print("   (没发现明显的读卡相关进程)")
    except Exception as e:
        print("   tasklist 失败:", e)


def step2_pcsc():
    print(); print(LINE); print("STEP 2  PC/SC 层(中国卡走这里): 读卡器是否被这套栈占着"); print(LINE)
    try:
        from smartcard.System import readers
        rs = readers()
        print("   PC/SC readers:", [str(r) for r in rs] or "(无)")
        if not rs:
            print("   没有 PC/SC 读卡器 —— 说明设备没挂在 PC/SC 上"); return
        tgt = next((r for r in rs if any(k in str(r) for k in ("FeliCa", "PaSoRi", "Sony", "RC-S", "NFC"))), rs[0])
        conn = tgt.createConnection()
        try:
            conn.connect()
            print("   PC/SC 连接:", tgt, "-> 成功")
            print("   >>> 设备此刻挂在 PC/SC 栈上(智能卡服务在用)。felica.dll 要直连独占,")
            print("       PC/SC 占着时它就打不开 = 你看到的『占用』。")
            try: conn.disconnect()
            except Exception: pass
        except Exception as e:
            print("   PC/SC 连接:", tgt, "-> 失败:", e)
            print("   (没贴卡时连不上属正常; 若报 in use / sharing violation 则是别的进程占着)")
    except Exception as e:
        print("   PC/SC 不可用(没装 pyscard 或服务没起):", e)


def step3_felica():
    print(); print(LINE); print("STEP 3  felica.dll: 加载 + 打开读卡器, 走到哪一步"); print(LINE)
    try:
        import felica64_reader as F
    except Exception as e:
        print("   import felica64_reader 失败:", e); return
    try:
        dll = F._dll()
        print("   load felica.dll: OK")
    except Exception as e:
        print("   load felica.dll 失败:", e); return
    U8 = ctypes.c_ubyte

    def cf(name, at=()):
        f = getattr(dll, name); f.restype = U8; f.argtypes = list(at); return f
    try:
        cf("initialize_library")()
        cf("set_time_out", [ctypes.c_ulong])(1000)
        print("   initialize_library: OK")
        r = cf("open_reader_writer_auto")()
        print("   open_reader_writer_auto 返回值 =", r, " (1=成功独占, 其它=打不开/被占)")
        if r == 1:
            print("   >>> felica 这次成功独占了读卡器!")
            print("       => 读卡本身没问题, 之前的『占用』是别的进程没关干净(关掉它即可)。")
            try: cf("close_reader_writer")()
            except Exception: pass
        else:
            print("   >>> felica 打不开。结合 STEP 2: 若 STEP 2 能连上, 就是 PC/SC/智能卡服务占着;")
            print("       若 STEP 1 有别的本程序进程, 就是那个进程占着。")
        try: cf("dispose_library")()
        except Exception: pass
    except Exception as e:
        print("   felica 调用异常:", e)


if __name__ == "__main__":
    print("读卡器占用诊断  (Python", sys.version.split()[0],
          ",", 8 * ctypes.sizeof(ctypes.c_void_p), "位)")
    print()
    step1_processes()
    step2_pcsc()
    step3_felica()
    print(); print("DONE —— 把上面【全部】输出发回。")