Data access functions

The data access functions are called from within the callback functions that are defined within filters, to access information about the current connection or message.
Table 1. Data access functions
Item Description
smfi_getsymal The smfi_getsymal function returns the value of a symbol.
smfi_getpriv The smfi_getpriv function fetches the private data pointer.
smfi_setpriv The smfi_setpriv function sets the private data pointer.
smfi_setreply The smfi_setreply function sets the specific reply code to be used.
smfi_setmlreply The smfi_setmlreply function sets the specific multi-line reply to be used.