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为什么读不出来数据??????????????
代码如下:
RtlInitUnicodeString( &namestring, L\"\\\\DosDevices\\\\\"); RtlAppendUnicodeStringToString(&fullName,&namestring); RtlAppendUnicodeStringToString(&fullName,&filename); InitializeObjectAttributes(&objectattributes, &fullName, OBJ_KERNEL_HANDLE|OBJ_OPENIF|OBJ_CASE_INSENSITIVE, NULL, NULL); status=ZwCreateFile( &filehandle, SYNCHRONIZE|FILE_ANY_ACCESS, &objectattributes, &iostatus1, NULL, FILE_ATTRIBUTE_NORMAL, FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE, FILE_OPEN, FILE_SYNCHRONOUS_IO_NONALERT, NULL, 0 ); if(NT_SUCCESS(status)) { status=ZwReadFile( &filehandle, NULL, NULL, NULL, &iostatus2, databuffer, DATABUFFER_SIZE, NULL, NULL); } else { ExFreePool(databuffer);///////////运行这里 return status; } 其中filename.buffer=\"d:\\111.txt\";也就是fullname.buffer=\"\\dosdevice\\d:\\111.txt\" softice跟踪,filehandle=0x8000012c,databuffer里面有没有数据, 并且每次,程序都运行到else里面!! 不知道错在那里,大虾们帮帮忙吧!!! |
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沙发#
发布于:2002-10-23 12:42
// 先催帐 TEST.txt 存在-- // \"\\\\??\\\\C:\\\\test.txt\" , 另一 |
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