mirror of
https://github.com/autc04/Retro68.git
synced 2024-11-28 05:51:04 +00:00
26 lines
704 B
Go
26 lines
704 B
Go
// Copyright 2011 The Go Authors. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style
|
|
// license that can be found in the LICENSE file.
|
|
|
|
// +build 386 arm arm64 mips64 mips64le ppc64 ppc64le
|
|
|
|
package crc32
|
|
|
|
// The file contains the generic version of updateCastagnoli which just calls
|
|
// the software implementation.
|
|
|
|
func updateCastagnoli(crc uint32, p []byte) uint32 {
|
|
return update(crc, castagnoliTable, p)
|
|
}
|
|
|
|
func updateIEEE(crc uint32, p []byte) uint32 {
|
|
// only use slicing-by-8 when input is >= 4KB
|
|
if len(p) >= 4096 {
|
|
ieeeTable8Once.Do(func() {
|
|
ieeeTable8 = makeTable8(IEEE)
|
|
})
|
|
return updateSlicingBy8(crc, ieeeTable8, p)
|
|
}
|
|
return update(crc, IEEETable, p)
|
|
}
|