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-rw-r--r--formats/binary/src/lib.rs57
1 files changed, 57 insertions, 0 deletions
diff --git a/formats/binary/src/lib.rs b/formats/binary/src/lib.rs
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+++ b/formats/binary/src/lib.rs
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+// Copyright 2015 Till Höppner
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+use std::io::{BufRead, Write};
+use std::iter::Iterator;
+
+use event::Event;
+use context::Context;
+use format::{Decode, Encode};
+
+use bincode::{self, SizeLimit};
+
+pub struct Binary;
+
+pub struct Iter<'a> {
+ input: &'a mut BufRead,
+}
+
+impl<'a> Iterator for Iter<'a> {
+ type Item = ::Result<Event<'a>>;
+ fn next(&mut self) -> Option<::Result<Event<'a>>> {
+ Some(bincode::rustc_serialize::decode_from::<_, Event>(&mut self.input,
+ SizeLimit::Infinite)
+ .map_err(|_| ::IlcError::BincodeDecode))
+ }
+}
+
+impl Encode for Binary {
+ fn encode<'a>(&'a self,
+ _context: &'a Context,
+ mut output: &'a mut Write,
+ event: &'a Event)
+ -> ::Result<()> {
+ bincode::rustc_serialize::encode_into(event, &mut output, SizeLimit::Infinite)
+ .map_err(|_| ::IlcError::BincodeEncode)
+ }
+}
+
+impl Decode for Binary {
+ fn decode<'a>(&'a mut self,
+ _context: &'a Context,
+ input: &'a mut BufRead)
+ -> Box<Iterator<Item = ::Result<Event<'a>>> + 'a> {
+ Box::new(Iter { input: input })
+ }
+}