35 lines
736 B
Go
35 lines
736 B
Go
package dongle
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import (
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"golang.org/x/crypto/bcrypt"
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)
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// ByBcrypt signs by bcrypt.
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// 通过 bcrypt 签名
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func (s Signer) ByBcrypt(rounds ...int) Signer {
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if len(s.src) == 0 || s.Error != nil {
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return s
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}
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if len(rounds) == 0 {
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// 10 is the standard number of rounds in bcrypt.
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rounds = []int{10}
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}
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dst, err := bcrypt.GenerateFromPassword(s.src, rounds[0])
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if rounds[0] < 4 || rounds[0] > 31 || err != nil {
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s.Error = invalidBcryptRoundsError()
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return s
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}
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s.dst = dst
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return s
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}
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// ByBcrypt verify by bcrypt.
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// 通过 bcrypt 验签
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func (v Verifier) ByBcrypt() Verifier {
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if len(v.src) == 0 || v.Error != nil {
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return v
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}
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v.Error = bcrypt.CompareHashAndPassword(interface2bytes(v.sign), v.src)
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return v
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}
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