mirror of
https://github.com/go-gitea/gitea.git
synced 2024-08-26 21:54:19 -04:00
* update github.com/alecthomas/chroma v0.8.0 -> v0.8.1 * github.com/blevesearch/bleve v1.0.10 -> v1.0.12 * editorconfig-core-go v2.1.1 -> v2.3.7 * github.com/gliderlabs/ssh v0.2.2 -> v0.3.1 * migrate editorconfig.ParseBytes to Parse * github.com/shurcooL/vfsgen to 0d455de96546 * github.com/go-git/go-git/v5 v5.1.0 -> v5.2.0 * github.com/google/uuid v1.1.1 -> v1.1.2 * github.com/huandu/xstrings v1.3.0 -> v1.3.2 * github.com/klauspost/compress v1.10.11 -> v1.11.1 * github.com/markbates/goth v1.61.2 -> v1.65.0 * github.com/mattn/go-sqlite3 v1.14.0 -> v1.14.4 * github.com/mholt/archiver v3.3.0 -> v3.3.2 * github.com/microcosm-cc/bluemonday 4f7140c49acb -> v1.0.4 * github.com/minio/minio-go v7.0.4 -> v7.0.5 * github.com/olivere/elastic v7.0.9 -> v7.0.20 * github.com/urfave/cli v1.20.0 -> v1.22.4 * github.com/prometheus/client_golang v1.1.0 -> v1.8.0 * github.com/xanzy/go-gitlab v0.37.0 -> v0.38.1 * mvdan.cc/xurls v2.1.0 -> v2.2.0 Co-authored-by: Lauris BH <lauris@nix.lv>
50 lines
1.4 KiB
Go
Vendored
50 lines
1.4 KiB
Go
Vendored
// Copyright 2014-2019 Ulrich Kunitz. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style
|
|
// license that can be found in the LICENSE file.
|
|
|
|
package lzma
|
|
|
|
import "fmt"
|
|
|
|
// directCodec allows the encoding and decoding of values with a fixed number
|
|
// of bits. The number of bits must be in the range [1,32].
|
|
type directCodec byte
|
|
|
|
// makeDirectCodec creates a directCodec. The function panics if the number of
|
|
// bits is not in the range [1,32].
|
|
func makeDirectCodec(bits int) directCodec {
|
|
if !(1 <= bits && bits <= 32) {
|
|
panic(fmt.Errorf("bits=%d out of range", bits))
|
|
}
|
|
return directCodec(bits)
|
|
}
|
|
|
|
// Bits returns the number of bits supported by this codec.
|
|
func (dc directCodec) Bits() int {
|
|
return int(dc)
|
|
}
|
|
|
|
// Encode uses the range encoder to encode a value with the fixed number of
|
|
// bits. The most-significant bit is encoded first.
|
|
func (dc directCodec) Encode(e *rangeEncoder, v uint32) error {
|
|
for i := int(dc) - 1; i >= 0; i-- {
|
|
if err := e.DirectEncodeBit(v >> uint(i)); err != nil {
|
|
return err
|
|
}
|
|
}
|
|
return nil
|
|
}
|
|
|
|
// Decode uses the range decoder to decode a value with the given number of
|
|
// given bits. The most-significant bit is decoded first.
|
|
func (dc directCodec) Decode(d *rangeDecoder) (v uint32, err error) {
|
|
for i := int(dc) - 1; i >= 0; i-- {
|
|
x, err := d.DirectDecodeBit()
|
|
if err != nil {
|
|
return 0, err
|
|
}
|
|
v = (v << 1) | x
|
|
}
|
|
return v, nil
|
|
}
|