Allocates a thread-local storage index. This index may then be used to store and retrieve values that are local to this thread.

DWORD RtTlsAlloc(
    void
);

Parameters

None.

Return Values

A valid index.

Success.

0xFFFFFFFF

Failure. Table is full and no more entries are available. There are TLS_MINIMUM_AVAILABLE slots in the table.
The value returned by GetLastRtError is E_LIMIT.

Requirements