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38 lines
758 B
Go
38 lines
758 B
Go
package irc
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import (
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"code.google.com/p/go.crypto/bcrypt"
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"encoding/base64"
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"errors"
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)
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var (
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EmptyPasswordError = errors.New("empty password")
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)
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func GenerateEncodedPassword(passwd string) (encoded string, err error) {
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if passwd == "" {
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err = EmptyPasswordError
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return
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}
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bcrypted, err := bcrypt.GenerateFromPassword([]byte(passwd), bcrypt.MinCost)
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if err != nil {
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return
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}
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encoded = base64.StdEncoding.EncodeToString(bcrypted)
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return
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}
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func DecodePassword(encoded string) (decoded []byte, err error) {
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if encoded == "" {
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err = EmptyPasswordError
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return
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}
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decoded, err = base64.StdEncoding.DecodeString(encoded)
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return
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}
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func ComparePassword(hash, password []byte) error {
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return bcrypt.CompareHashAndPassword(hash, password)
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}
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