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Retrieves the number of used bytes in the internal data buffer that is used for writing to disc.
Syntax
HRESULT get_UsedSystemBuffer(
[out] LONG *value
);
Parameters
[out] value
Size, in bytes, of the used portion of the internal data buffer that is used for writing to disc.
Return value
S_OK is returned on success, but other success codes may be returned as a result of implementation. The following error codes are commonly returned on operation failure, but do not represent the only possible error values:
| Return code | Description |
|---|---|
|
Pointer is not valid.
Value: 0x80004003 |
Remarks
This value increases as data is read into the buffer and decreases as data is written to disc.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows Vista, Windows XP with SP2 [desktop apps only] |
| Minimum supported server | Windows Server 2003 [desktop apps only] |
| Target Platform | Windows |
| Header | imapi2.h |