github.com/code-reading/golang@v0.0.0-20220303082512-ba5bc0e589a3/go/src/crypto/rand/rand_freebsd.go (about)

     1  // Copyright 2018 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 rand
     6  
     7  // maxGetRandomRead is the maximum number of bytes to ask for in one call to the
     8  // getrandom() syscall. In FreeBSD at most 256 bytes will be returned per call.
     9  const maxGetRandomRead = 1 << 8