GetLengthSid function
Applies to: desktop apps only
The GetLengthSid function returns the length, in bytes, of a valid security identifier (SID).
Syntax
DWORD WINAPI GetLengthSid( __in PSID pSid );
Parameters
- pSid [in]
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A pointer to the SID structure whose length is returned. The structure is assumed to be valid.
Return value
If the SID structure is valid, the return value is the length, in bytes, of the SID structure.
If the SID structure is not valid, the return value is undefined. Before calling GetLengthSid, pass the SID to the IsValidSid function to verify that the SID is valid.
Examples
For an example that uses this function, see Getting the Logon SID.
Requirements
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Minimum supported client | Windows XP |
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Minimum supported server | Windows Server 2003 |
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Header |
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Library |
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DLL |
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See also
- Access Control Overview
- Basic Access Control Functions
- GetSidLengthRequired
- GetSidSubAuthorityCount
- IsValidSid
- SID
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Build date: 3/7/2012
