From 6e2cb00008cbf09e556b00f87603797fcaa47e09 Mon Sep 17 00:00:00 2001
From: Christopher Speller <crspeller@gmail.com>
Date: Mon, 16 Apr 2018 05:37:14 -0700
Subject: Depenancy upgrades and movign to dep. (#8630)

---
 .../x/crypto/chacha20poly1305/chacha20poly1305.go  | 83 ----------------------
 1 file changed, 83 deletions(-)
 delete mode 100644 vendor/golang.org/x/crypto/chacha20poly1305/chacha20poly1305.go

(limited to 'vendor/golang.org/x/crypto/chacha20poly1305/chacha20poly1305.go')

diff --git a/vendor/golang.org/x/crypto/chacha20poly1305/chacha20poly1305.go b/vendor/golang.org/x/crypto/chacha20poly1305/chacha20poly1305.go
deleted file mode 100644
index 3f0dcb9d8..000000000
--- a/vendor/golang.org/x/crypto/chacha20poly1305/chacha20poly1305.go
+++ /dev/null
@@ -1,83 +0,0 @@
-// Copyright 2016 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.
-
-// Package chacha20poly1305 implements the ChaCha20-Poly1305 AEAD as specified in RFC 7539.
-package chacha20poly1305 // import "golang.org/x/crypto/chacha20poly1305"
-
-import (
-	"crypto/cipher"
-	"errors"
-)
-
-const (
-	// KeySize is the size of the key used by this AEAD, in bytes.
-	KeySize = 32
-	// NonceSize is the size of the nonce used with this AEAD, in bytes.
-	NonceSize = 12
-)
-
-type chacha20poly1305 struct {
-	key [32]byte
-}
-
-// New returns a ChaCha20-Poly1305 AEAD that uses the given, 256-bit key.
-func New(key []byte) (cipher.AEAD, error) {
-	if len(key) != KeySize {
-		return nil, errors.New("chacha20poly1305: bad key length")
-	}
-	ret := new(chacha20poly1305)
-	copy(ret.key[:], key)
-	return ret, nil
-}
-
-func (c *chacha20poly1305) NonceSize() int {
-	return NonceSize
-}
-
-func (c *chacha20poly1305) Overhead() int {
-	return 16
-}
-
-func (c *chacha20poly1305) Seal(dst, nonce, plaintext, additionalData []byte) []byte {
-	if len(nonce) != NonceSize {
-		panic("chacha20poly1305: bad nonce length passed to Seal")
-	}
-
-	if uint64(len(plaintext)) > (1<<38)-64 {
-		panic("chacha20poly1305: plaintext too large")
-	}
-
-	return c.seal(dst, nonce, plaintext, additionalData)
-}
-
-var errOpen = errors.New("chacha20poly1305: message authentication failed")
-
-func (c *chacha20poly1305) Open(dst, nonce, ciphertext, additionalData []byte) ([]byte, error) {
-	if len(nonce) != NonceSize {
-		panic("chacha20poly1305: bad nonce length passed to Open")
-	}
-	if len(ciphertext) < 16 {
-		return nil, errOpen
-	}
-	if uint64(len(ciphertext)) > (1<<38)-48 {
-		panic("chacha20poly1305: ciphertext too large")
-	}
-
-	return c.open(dst, nonce, ciphertext, additionalData)
-}
-
-// sliceForAppend takes a slice and a requested number of bytes. It returns a
-// slice with the contents of the given slice followed by that many bytes and a
-// second slice that aliases into it and contains only the extra bytes. If the
-// original slice has sufficient capacity then no allocation is performed.
-func sliceForAppend(in []byte, n int) (head, tail []byte) {
-	if total := len(in) + n; cap(in) >= total {
-		head = in[:total]
-	} else {
-		head = make([]byte, total)
-		copy(head, in)
-	}
-	tail = head[len(in):]
-	return
-}
-- 
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