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hash_bcrypt.go
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/
hash_bcrypt.go
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// Copyright © 2024 Ory Corp
// SPDX-License-Identifier: Apache-2.0
package fosite
import (
"context"
"github.com/ory/x/errorsx"
"golang.org/x/crypto/bcrypt"
)
const DefaultBCryptWorkFactor = 12
// BCrypt implements the Hasher interface by using BCrypt.
type BCrypt struct {
Config interface {
BCryptCostProvider
}
}
func (b *BCrypt) Hash(ctx context.Context, data []byte) ([]byte, error) {
wf := b.Config.GetBCryptCost(ctx)
if wf == 0 {
wf = DefaultBCryptWorkFactor
}
s, err := bcrypt.GenerateFromPassword(data, wf)
if err != nil {
return nil, errorsx.WithStack(err)
}
return s, nil
}
func (b *BCrypt) Compare(ctx context.Context, hash, data []byte) error {
if err := bcrypt.CompareHashAndPassword(hash, data); err != nil {
return errorsx.WithStack(err)
}
return nil
}