windows-xp/Source/XPSP1/NT/net/ipsec/spd/server/tnf-load.h

DWORD
LoadPersistedTnFilters(
    HKEY hParentRegKey
    );

DWORD
SPDReadTnFilter(
    HKEY hParentRegKey,
    LPWSTR pszTnFilterUniqueID,
    PTUNNEL_FILTER * ppTnFilter
    );

DWORD
UnMarshallTnFilterBuffer(
    LPBYTE pBuffer,
    DWORD dwBufferSize,
    PTUNNEL_FILTER pTnFilter
    );