// SetNum sets a number in the specified field of the engine configuration.
// Certain fields accept only 32-bit numbers, silently truncating the higher bits
// of the engine config. See dat.go for more information.
func (e *Engine) SetNum(field EngineField, num uint64) error {
err := C.cl_engine_set_num((*C.struct_cl_engine)(e), C.enum_cl_engine_field(field), C.longlong(num))
if ErrorCode(err) != Success {
return fmt.Errorf("%v", StrError(ErrorCode(err)))
}
return nil
}
// GetNum acquires a number from the specified field of the engine configuration. Tests show that
// the ClamAV library will not overflow 32-bit fields, so a GetNum on a 32-bit field can safely be
// cast to uint32.
func (e *Engine) GetNum(field EngineField) (uint64, error) {
var err ErrorCode
ne := (*C.struct_cl_engine)(e)
num := uint64(C.cl_engine_get_num(ne, C.enum_cl_engine_field(field), (*C.int)(unsafe.Pointer(&err))))
if err != Success {
return num, fmt.Errorf("%v", StrError(ErrorCode(err)))
}
return num, nil
}
// GetString returns a string from the corresponding field of the engine configuration.
func (e *Engine) GetString(field EngineField) (string, error) {
var err ErrorCode
str := C.GoString(C.cl_engine_get_str((*C.struct_cl_engine)(e), C.enum_cl_engine_field(field), (*C.int)(unsafe.Pointer(&err))))
if err != Success {
return "", fmt.Errorf("%v", StrError(ErrorCode(err)))
}
return str, nil
}
// SetString sets a string in the corresponding field of the engine configuration.
// See dat.go for the corresponding (char *) fields in ClamAV.
func (e *Engine) SetString(field EngineField, s string) error {
str := C.CString(s)
defer C.free(unsafe.Pointer(str))
err := C.cl_engine_set_str((*C.struct_cl_engine)(e), C.enum_cl_engine_field(field), str)
if ErrorCode(err) != Success {
return fmt.Errorf("%v", StrError(ErrorCode(err)))
}
return nil
}