// Write writes a compiled ruleset to an io.Writer.
func (r *Rules) Write(wr io.Writer) (err error) {
var stream C.YR_STREAM
stream.user_data = unsafe.Pointer(&wr)
stream.write = C.YR_STREAM_WRITE_FUNC(C.stream_write)
err = newError(C.yr_rules_save_stream(r.cptr, &stream))
return
}
// ReadRules retrieves a compiled ruleset from an io.Reader
func ReadRules(rd io.Reader) (*Rules, error) {
var yrRules *C.YR_RULES
var stream C.YR_STREAM
stream.user_data = unsafe.Pointer(&rd)
stream.read = C.YR_STREAM_READ_FUNC(C.stream_read)
if err := newError(C.yr_rules_load_stream(&stream, &yrRules)); err != nil {
return nil, err
}
r := &Rules{rules: &rules{cptr: yrRules}}
runtime.SetFinalizer(r.rules, (*rules).finalize)
return r, nil
}
func writeStream(w io.Writer) *C.YR_STREAM {
stream := new(C.YR_STREAM)
stream.user_data = unsafe.Pointer(&w)
stream.write = (C.YR_STREAM_WRITE_FUNC)(C.goStreamWrite)
return stream
}
func readStream(r io.Reader) *C.YR_STREAM {
stream := new(C.YR_STREAM)
stream.user_data = unsafe.Pointer(&r)
stream.read = (C.YR_STREAM_READ_FUNC)(C.goStreamRead)
return stream
}