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应用层与底层过滤驱动的通信
我在HidUsb下加载了USB键盘过滤驱动,我用下面的方法创建了设备借口
PDEVICE_OBJECT fido; status = IoCreateDevice(DriverObject, sizeof(DEVICE_EXTENSION), &deviceName, FILE_DEVICE_UNKNOWN, 0, TRUE, &fido); if (!NT_SUCCESS(status)) { // can't create device object KdPrint((DRIVERNAME " - IoCreateDevice failed - %X\n", status)); return status; } PDEVICE_EXTENSION pdx = (PDEVICE_EXTENSION) fido->DeviceExtension; //创建符号连接名 status = IoCreateSymbolicLink(&linkName, &deviceName); if (!NT_SUCCESS(status)) { IoDeleteDevice( fido ); return status; } 但是我用CreateFile打不开设备对象,用IrpTrace跟踪,发现CreateFile请求发送到HidUsb,我的驱动接受不到,请高手指点. |
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沙发#
发布于:2007-04-23 20:38
会不会是.....一些相关的dispatch function都pass给下一层了,忘了改回来所致
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