| /* |
| Licensed to the Apache Software Foundation (ASF) under one or more |
| contributor license agreements. See the NOTICE file distributed with |
| this work for additional information regarding copyright ownership. |
| The ASF licenses this file to You 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. |
| */ |
| |
| package gzip |
| |
| import ( |
| "bytes" |
| g "compress/gzip" |
| "io" |
| "io/ioutil" |
| ) |
| |
| // Compress -- |
| func Compress(buffer io.Writer, data []byte) error { |
| gz := g.NewWriter(buffer) |
| |
| if _, err := gz.Write(data); err != nil { |
| return err |
| } |
| if err := gz.Flush(); err != nil { |
| return err |
| } |
| if err := gz.Close(); err != nil { |
| return err |
| } |
| |
| return nil |
| } |
| |
| // Uncompress -- |
| func Uncompress(buffer io.Writer, data []byte) error { |
| b := bytes.NewBuffer(data) |
| gz, err := g.NewReader(b) |
| |
| defer gz.Close() |
| |
| data, err = ioutil.ReadAll(gz) |
| if err != nil { |
| return err |
| } |
| |
| buffer.Write(data) |
| |
| return nil |
| } |