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'这不是我写的,它更强悍了。因为可以直接读写物理扇区(CHS),而不是逻辑扇区。 )9,*s!)9
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Private Declare Function CreateFile Lib "kernel32" Alias "CreateFileA" (ByVal lpFileName As String, ByVal dwDesiredAccess As Long, ByVal dwShareMode As Long, lpSecurityAttributes As Long, ByVal dwCreationDisposition As Long, ByVal dwFlagsAndAttributes As Long, ByVal hTemplateFile As Long) As Long ?$O5w*
Private Declare Function CloseHandle Lib "kernel32" (ByVal hObject As Long) As Long 1'|6IR1'
Private Declare Function ReadFile Lib "kernel32" (ByVal hFile As Long, lpBuffer As Any, ByVal nNumberOfBytesToRead As Long, lpNumberOfBytesRead As Long, ByVal lpOverlapped As Long) As Long '//declare has changed K;2]c3T
Private Declare Function WriteFile Lib "kernel32" (ByVal hFile As Long, lpBuffer As Any, ByVal nNumberOfBytesToWrite As Long, lpNumberOfBytesWritten As Long, ByVal lpOverlapped As Long) As Long '//declare has changed WY@x2bBi
Private Declare Function SetFilePointer Lib "kernel32" (ByVal hFile As Long, ByVal lDistanceToMove As Long, lpDistanceToMoveHigh As Long, ByVal dwMoveMethod As Long) As Long pv;c<NQ'1
'如果用绝对扇区写,那么文件的建立打开都不能用VB的 open 语句了。 X,- '
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Private Const GENERIC_READ = &H80000000 J
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Private Const GENERIC_WRITE = &H40000000 cz_4cMgxu
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Private Const FILE_SHARE_READ = &H1 qZ!1>`B
Private Const FILE_SHARE_WRITE = &H2 kndP?#>
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Private Const OPEN_EXISTING = 3 r#{r]q_E*
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Private Const INVALID_HANDLE_VALUE = -1 T[$Sbz`
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'//file seek (xU+Y1*g"%
Private Const FILE_BEGIN = 0 v}6YbY Tq
Private Const FILE_CURRENT = 1 oz}p]l7
Private Const FILE_END = 2 my#qmI
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Private Const ERROR_SUCCESS = 0& ht^U VV2
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'//device io control I3Sl>e(Z
Private Declare Function DeviceIoControl Lib "kernel32" (ByVal hDevice As Long, ByVal dwIoControlCode As Long, lpInBuffer As Any, ByVal nInBufferSize As Long, lpOutBuffer As Any, ByVal nOutBufferSize As Long, lpBytesReturned As Long, ByVal lpOverlapped As Long) As Long =goZI6 7
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Private Const IOCTL_DISK_GET_DRIVE_GEOMETRY As Long = &H70000 '458752 `92 D]^g
Private Const IOCTL_STORAGE_GET_MEDIA_TYPES_EX As Long = &H2D0C04 h.)2,
Private Const IOCTL_DISK_FORMAT_TRACKS As Long = &H7C018 B0c} 5V
Private Const FSCTL_LOCK_VOLUME As Long = &H90018 c%.f|/.k
Private Const FSCTL_UNLOCK_VOLUME As Long = &H9001C V07x+ovq
Private Const FSCTL_DISMOUNT_VOLUME As Long = &H90020 +n(H"I7cU
Private Const FSCTL_GET_VOLUME_BITMAP = &H9006F inBd.%Yr
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Private Type LARGE_INTEGER ~qNpPIrGr
lowpart As Long Q^Ln`zMe
highpart As Long ?`F"
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End Type >J=x";,D|~
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Private Enum MEDIA_TYPE ";~}"Yz?[
Unknown FV/xp}nz
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F3_1Pt44_512 K{VF_S:
F3_2Pt88_512 1{ #Xa=
F3_20Pt8_512 !DnG)4#
F3_720_512 V mQ7M4j*
F5_360_512 |-7<?aw"
F5_320_512 -
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F5_320_1024 X7kJWX
F5_180_512 6RZ[X[R[}
F5_160_512 IidZ-Il
RemovableMedia Q:+Y-&||"
FixedMedia D}
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End Enum 3&*0n^g
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Private Type DISK_GEOMETRY &Q