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33 lines
602 B
Go
33 lines
602 B
Go
package main
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import (
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crand "crypto/rand"
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"math/big"
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)
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type secureRandomSource struct{}
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var RandomSource secureRandomSource
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var int63Limit = big.NewInt(0).Lsh(big.NewInt(1), 63)
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var int64Limit = big.NewInt(0).Lsh(big.NewInt(1), 64)
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func (_ secureRandomSource) Seed(_ int64) {
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}
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func (_ secureRandomSource) Int63() int64 {
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randNum, err := crand.Int(crand.Reader, int63Limit)
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if err != nil {
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panic(err)
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}
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return randNum.Int64()
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}
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func (_ secureRandomSource) Uint64() uint64 {
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randNum, err := crand.Int(crand.Reader, int64Limit)
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if err != nil {
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panic(err)
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}
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return randNum.Uint64()
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}
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