chacha_ppc64x.mx raw

   1  // Copyright 2019 The Go Authors. All rights reserved.
   2  // Use of this source code is governed by a BSD-style
   3  // license that can be found in the LICENSE file.
   4  
   5  //go:build gc && !purego && (ppc64 || ppc64le)
   6  
   7  package chacha20
   8  
   9  const bufSize = 256
  10  
  11  //go:noescape
  12  func chaCha20_ctr32_vsx(out, inp *byte, len int, key *[8]uint32, counter *uint32)
  13  
  14  func (c *Cipher) xorKeyStreamBlocks(dst, src []byte) {
  15  	chaCha20_ctr32_vsx(&dst[0], &src[0], len(src), &c.key, &c.counter)
  16  }
  17