This structure contains fields for the SMH_NOTIFY message.
typedef struct _PARM_NOTIFY { ULONG ulFunction; /* SMH command function. */ HID hid; /* Handler ID. */ HSTREAM hstream; /* Stream instance handle. */ ULONG ulFlags; /* Flags. */ ULONG ulGetNumEntries; /* Number of table entries. */ ULONG ulRetNumEntries; /* Number of table entries. */ PVOID pGetBufTab; /* Output - Pointer to buffer/record table. */ PVOID pRetBufTab; /* Input - Pointer to buffer/record table. */ } PARM_NOTIFY; typedef PARM _ NOTIFY FAR * PPARM _ NOTIFY ;