ExtGetDskFreSpcStruc (FAT32)
[Windows 95 only.]
A structure used by Int 21h Function 7303h Get_ExtFreeSpace (FAT32). The structure contains information about the drive's total disk space and free disk space.
This structure is implemented in Windows OEM Service Release 2 and later.
ExtGetDskFreSpcStruc STRUC
ExtFree_Size DW ?
ExtFree_Level DW ?
ExtFree_SectorsPerCluster DD ?
ExtFree_BytesPerSector DD ?
ExtFree_AvailableClusters DD ?
ExtFree_TotalClusters DD ?
ExtFree_AvailablePhysSectors DD ?
ExtFree_TotalPhysSectors DD ?
ExtFree_AvailableAllocationUnits DD ?
ExtFree_TotalAllocationUnits DD ?
ExtFree_Rsvd DD 2 DUP (?)
ExtGetDskFreSpcStruc ENDS
Members
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ExtFree_Size
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A return value that represents the size of the ExtGetDskFreSpcStruc structure, in bytes. The Get_ExtFreeSpace sub-function returns the size value to this field. This member is used only as a return value.
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ExtFree_Level
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An input and return level value. This must be initialized to zero.
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ExtFree_SectorsPerCluster
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The number of sectors per cluster.
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ExtFree_BytesPerSector
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The number of bytes per sector.
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ExtFree_AvailClusters
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The number of available clusters.
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ExtFree_TotalClusters
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The total number of clusters on the drive.
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ExtFree_AvailablePhysSectors
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The number of physical sectors available on the drive, without adjustment for compression.
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ExtFree_TotalPhysSectors
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The total number of physical sectors on the drive, without adjustment for compression.
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ExtFree_AvailableAllocationUnits
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The number of available allocation units on the drive, without adjustment for compression.
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ExtFree_TotalAllocationUnits
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The total number of allocation units on the drive, without adjustment for compression.
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ExtFree_Rsvd
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Reserved field.