| Linux in-mum-web1499.main-hosting.eu 5.14.0-503.40.1.el9_5.x86_64 #1 SMP PREEMPT_DYNAMIC Mon May 5 06:06:04 EDT 2025 x86_64 Path : /opt/golang/1.22.0/src/crypto/subtle/ |
| Current File : //opt/golang/1.22.0/src/crypto/subtle/xor.go |
// Copyright 2022 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 subtle
// XORBytes sets dst[i] = x[i] ^ y[i] for all i < n = min(len(x), len(y)),
// returning n, the number of bytes written to dst.
// If dst does not have length at least n,
// XORBytes panics without writing anything to dst.
func XORBytes(dst, x, y []byte) int {
n := len(x)
if len(y) < n {
n = len(y)
}
if n == 0 {
return 0
}
if n > len(dst) {
panic("subtle.XORBytes: dst too short")
}
xorBytes(&dst[0], &x[0], &y[0], n) // arch-specific
return n
}