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3c312cb409
* github.com/araddon/dateparse upgrade => v0.0.0-20200409225146-d820a6159ab1 * code.gitea.io/sdk/gitea upgrade => v0.11.3 * github.com/olekukonko/tablewriter upgrade => v0.0.4 * github.com/mattn/go-runewidth upgrade => v0.0.9 * github.com/stretchr/testify upgrade => v1.5.1 * github.com/davecgh/go-spew upgrade => v1.1.1 * github.com/urfave/cli/v2 upgrade => v2.2.0 Co-authored-by: 6543 <6543@obermui.de> Reviewed-on: https://gitea.com/gitea/tea/pulls/129 Reviewed-by: techknowlogick <techknowlogick@gitea.io> Reviewed-by: Lunny Xiao <xiaolunwen@gmail.com>
48 lines
1.1 KiB
Go
48 lines
1.1 KiB
Go
// Copyright 2012 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// +build !gccgo,!purego
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package poly1305
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//go:noescape
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func update(state *macState, msg []byte)
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// mac is a wrapper for macGeneric that redirects calls that would have gone to
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// updateGeneric to update.
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//
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// Its Write and Sum methods are otherwise identical to the macGeneric ones, but
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// using function pointers would carry a major performance cost.
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type mac struct{ macGeneric }
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func (h *mac) Write(p []byte) (int, error) {
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nn := len(p)
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if h.offset > 0 {
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n := copy(h.buffer[h.offset:], p)
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if h.offset+n < TagSize {
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h.offset += n
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return nn, nil
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}
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p = p[n:]
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h.offset = 0
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update(&h.macState, h.buffer[:])
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}
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if n := len(p) - (len(p) % TagSize); n > 0 {
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update(&h.macState, p[:n])
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p = p[n:]
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}
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if len(p) > 0 {
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h.offset += copy(h.buffer[h.offset:], p)
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}
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return nn, nil
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}
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func (h *mac) Sum(out *[16]byte) {
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state := h.macState
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if h.offset > 0 {
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update(&state, h.buffer[:h.offset])
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}
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finalize(out, &state.h, &state.s)
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}
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