diff options
Diffstat (limited to 'vendor/golang.org/x/crypto/salsa20/salsa/salsa20_amd64.go')
-rw-r--r-- | vendor/golang.org/x/crypto/salsa20/salsa/salsa20_amd64.go | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/vendor/golang.org/x/crypto/salsa20/salsa/salsa20_amd64.go b/vendor/golang.org/x/crypto/salsa20/salsa/salsa20_amd64.go new file mode 100644 index 000000000..903c7858e --- /dev/null +++ b/vendor/golang.org/x/crypto/salsa20/salsa/salsa20_amd64.go @@ -0,0 +1,23 @@ +// Copyright 2012 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 amd64,!appengine,!gccgo + +package salsa + +// This function is implemented in salsa2020_amd64.s. + +//go:noescape + +func salsa2020XORKeyStream(out, in *byte, n uint64, nonce, key *byte) + +// XORKeyStream crypts bytes from in to out using the given key and counters. +// In and out may be the same slice but otherwise should not overlap. Counter +// contains the raw salsa20 counter bytes (both nonce and block counter). +func XORKeyStream(out, in []byte, counter *[16]byte, key *[32]byte) { + if len(in) == 0 { + return + } + salsa2020XORKeyStream(&out[0], &in[0], uint64(len(in)), &counter[0], &key[0]) +} |