opcreg_free()

   #include opcapi.h

   int opcreg_free(
              opcregcond        *reg_cond       /* in/out */
                  );

Parameters

reg_cond

HPOM registration condition structure.

Description

The function opcreg_free() deallocates memory previously allocated by opcreg_create(), opcreg_copy(), or opcreg_set_...().

Return Values

OPC_ERR_OK:

OK

OPC_ERR_INVALID_OUTPARAM:

reg_cond is invalid

Versions

HPOM for Windows A.07.50 and later

See Also

opcreg_copy()

opcreg_create()

opcreg_get_long()

opcreg_get_str()

opcreg_set_long()

opcreg_set_str()