Source file src/crypto/rand/rand_linux.go

     1	// Copyright 2014 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 linux at most 2^25-1 bytes will be returned per call.
     9	// From the manpage
    10	//
    11	//	*  When reading from the urandom source, a maximum of 33554431 bytes
    12	//	   is returned by a single call to getrandom() on systems where int
    13	//	   has a size of 32 bits.
    14	const maxGetRandomRead = (1 << 25) - 1
    15	

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