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如何创建shadowdevice以避免重入,devicetype应该如何设置?
如何创建shadowdevice以避免重入,devicetype应该如何设置?
还有我创建了一个shadowdevice(assigned a name with "\Device\MyFilterDeviceC),但是我在用\Device\MyFilterDeviceC\1.txt打开文件时提示STATUS_OBJECT_PATH_NOT_FOUND,那位大虾知道是怎么回事?? :( 打开文件的代码如下: NTSTATUS Status; OBJECT_ATTRIBUTES oa; UNICODE_STRING file; WCHAR filebuf[] = L"\\Device\\MyFilterDeviceC\\1.txt"; RtlInitUnicodeString(&file, filebuf); InitializeObjectAttributes(&oa, &file, OBJ_CASE_INSENSITIVE | OBJ_KERNEL_HANDLE, NULL, NULL); Status = ZwOpenFile(&Handle, FILE_ALL_ACCESS, &oa, &IoStatus, 0, FILE_NON_DIRECTORY_FILE); |
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沙发#
发布于:2004-02-02 11:54
犯了一个低级错误
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板凳#
发布于:2004-02-02 14:10
非常低级\\
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