# # Map C types to Perl types # struct in_addr * T_PTROBJ # # Input conversions # INPUT T_PTROBJ if (sv_derived_from($arg, \"${ntype}\")) { IV tmp = SvIV((SV*)SvRV($arg)); $var = ($type) tmp; } else croak(\"$var is not of type ${ntype}\") # # Output conversions # OUTPUT T_PTROBJ sv_setref_pv($arg, \"${ntype}\", (void*)$var);