xor.mx raw

   1  // Copyright 2022 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  package subtle
   6  
   7  import "crypto/internal/fips140/subtle"
   8  
   9  // XORBytes sets dst[i] = x[i] ^ y[i] for all i < n = min(len(x), len(y)),
  10  // returning n, the number of bytes written to dst.
  11  //
  12  // If dst does not have length at least n,
  13  // XORBytes panics without writing anything to dst.
  14  //
  15  // dst and x or y may overlap exactly or not at all,
  16  // otherwise XORBytes may panic.
  17  func XORBytes(dst, x, y []byte) int {
  18  	return subtle.XORBytes(dst, x, y)
  19  }
  20