go-packages/argon2
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Remove useless options for decoder
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Euphoria Laxis 2024-03-01 16:23:34 +01:00
parent 2abf56dfd6
commit cc6e4b6bbc
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2 changed files with 12 additions and 18 deletions
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2
argon2/argon2_test.go
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@ -36,7 +36,7 @@ func TestEncoder(t *testing.T) {
} }
func TestDecoder(t *testing.T) { func TestDecoder(t *testing.T) {
decoder, _ := NewDecoder(opts...) decoder := NewDecoder()
match, err := decoder.CompareStringToHash(randomString, hashedString) match, err := decoder.CompareStringToHash(randomString, hashedString)
if err != nil { if err != nil {
log.Print(err) log.Print(err)

28
argon2/decoder.go
View File

@ -8,20 +8,13 @@ import (
"strings" "strings"
) )
type Decoder struct { type Decoder struct{}
Options
func NewDecoder() *Decoder {
return new(Decoder)
} }
func NewDecoder(opts ...OptFunc) (*Decoder, *Options) { func (decoder *Decoder) decodeHash(encodedHash string) (o *Options, salt, hash []byte, err error) {
o := defaultOptions
for _, fn := range opts {
fn(&o)
}
return &Decoder{o}, &o
}
func (decoder *Decoder) decodeHash(encodedHash string) (d *Decoder, salt, hash []byte, err error) {
values := strings.Split(encodedHash, "$") values := strings.Split(encodedHash, "$")
if len(values) != 6 { if len(values) != 6 {
return nil, nil, nil, ErrInvalidHash return nil, nil, nil, ErrInvalidHash
@ -34,7 +27,8 @@ func (decoder *Decoder) decodeHash(encodedHash string) (d *Decoder, salt, hash [
if version != argon2.Version { if version != argon2.Version {
return nil, nil, nil, ErrIncompatibleVersion return nil, nil, nil, ErrIncompatibleVersion
} }
_, err = fmt.Sscanf(values[3], "m=%d,t=%d,p=%d", &decoder.Memory, &decoder.Iterations, &decoder.Parallelism) o = new(Options)
_, err = fmt.Sscanf(values[3], "m=%d,t=%d,p=%d", &o.Memory, &o.Iterations, &o.Parallelism)
if err != nil { if err != nil {
return nil, nil, nil, err return nil, nil, nil, err
} }
@ -42,15 +36,15 @@ func (decoder *Decoder) decodeHash(encodedHash string) (d *Decoder, salt, hash [
if err != nil { if err != nil {
return nil, nil, nil, err return nil, nil, nil, err
} }
d = decoder o.SaltLength = uint32(len(salt))
d.SaltLength = uint32(len(salt))
hash, err = base64.RawStdEncoding.DecodeString(values[5]) hash, err = base64.RawStdEncoding.DecodeString(values[5])
if err != nil { if err != nil {
return nil, nil, nil, err return nil, nil, nil, err
} }
d.KeyLength = uint32(len(hash)) o.KeyLength = uint32(len(hash))
return d, salt, hash, nil return o, salt, hash, nil
} }
func (decoder *Decoder) CompareStringToHash(password string, hashedPassword string) (match bool, err error) { func (decoder *Decoder) CompareStringToHash(password string, hashedPassword string) (match bool, err error) {