Limit binary data to 21MB

binary/binary.go

@@ -2,10 +2,16 @@ package binary
 
 import (
 	"encoding/json"
+	"errors"
 	"io"
 	"reflect"
 )
 
+// TODO document and maybe make it configurable.
+const MaxBinaryReadSize = 21 * 1024 * 1024
+
+var ErrMaxBinaryReadSizeReached = errors.New("Error: max binary read size reached")
+
 func ReadBinary(o interface{}, r io.Reader, n *int64, err *error) interface{} {
 	rv, rt := reflect.ValueOf(o), reflect.TypeOf(o)
 	if rv.Kind() == reflect.Ptr {