blob: b1d93a33d48a38589af0f11e7a80b9ff58863747 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
|
// +build !go1.6
package sdkrand
import "math/rand"
// Read backfills Go 1.6's math.Rand.Reader for Go 1.5
func Read(r *rand.Rand, p []byte) (n int, err error) {
// Copy of Go standard libraries math package's read function not added to
// standard library until Go 1.6.
var pos int8
var val int64
for n = 0; n < len(p); n++ {
if pos == 0 {
val = r.Int63()
pos = 7
}
p[n] = byte(val)
val >>= 8
pos--
}
return n, err
}
|
