yaole
38 lines
871 B
Go
38 lines
871 B
Go
package internal
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import (
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"errors"
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"time"
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)
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const (
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MinEntropyInputLength = 256 >> 3 // 最小熵阈值256比特
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MaxEntropyInputLength = (1 << 35) >> 3 // 最大熵阈值2^35比特
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)
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// 可能返回的错误
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var (
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ErrNeedReseed = errors.New("[drng] - need reseed")
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ErrReturnedBitsTooLong = errors.New("[drng] - requested number of bits too long")
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ErrEntropyLength = errors.New("[drng] - entropy length too short or too long")
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)
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// 安全级别
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type SecureLevel uint
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const (
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SecureLevel1 SecureLevel = 1 + iota
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SecureLevel2
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)
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type DrngConfig struct {
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Seedlen int
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Outlen int
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ReseedIntervalInTime time.Duration // 重播种时间阈值
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ReseedIntervalInCounter int // 重播种计数器阈值
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MinEntropy int64
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MinEntropyInputLength int64
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MaxEntropyInputLength int64
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}
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