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The DeviceDsmValidateOutputLength function validates the length of an output buffer.
Syntax
BOOLEAN DeviceDsmValidateOutputLength(
PDEVICE_DSM_DEFINITION Definition,
ULONG OutputLength
);
Parameters
Definition
Pointer to a DEVICE_DSM_DEFINITION structure that defines the operation.
OutputLength
Length, in bytes, of the output buffer.
Return value
DeviceDsmValidateOutputLength returns TRUE when the length of the output buffer is valid; otherwise, it returns FALSE.
Remarks
The output buffer includes the DEVICE_DSM_OUTPUT structure plus the output block that immediately follows it, if any.
See Data Set Management Overview for more details on handling a DSM.
Requirements
| Requirement | Value |
|---|---|
| Header | ntddstor.h |