go-packages/argon2
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Make Options, Encoder and Decoder properties public

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This commit is contained in:
euphoria-laxis 2023-09-13 11:44:19 +02:00
parent 266d155418
commit b8cd7c483d
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GPG Key ID: B556571C219FF9D5
3 changed files with 27 additions and 27 deletions
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8
argon2/decoder.go
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@ -34,7 +34,7 @@ func (decoder *Decoder) decodeHash(encodedHash string) (d *Decoder, salt, hash [
if version != argon2.Version {
return nil, nil, nil, ErrIncompatibleVersion
}
_, err = fmt.Sscanf(values[3], "m=%d,t=%d,p=%d", &decoder.memory, &decoder.iterations, &decoder.parallelism)
_, err = fmt.Sscanf(values[3], "m=%d,t=%d,p=%d", &decoder.Memory, &decoder.Iterations, &decoder.Parallelism)
if err != nil {
return nil, nil, nil, err
}
@ -43,12 +43,12 @@ func (decoder *Decoder) decodeHash(encodedHash string) (d *Decoder, salt, hash [
return nil, nil, nil, err
}
d = decoder
d.saltLength = uint32(len(salt))
d.SaltLength = uint32(len(salt))
hash, err = base64.RawStdEncoding.DecodeString(values[5])
if err != nil {
return nil, nil, nil, err
}
d.keyLength = uint32(len(hash))
d.KeyLength = uint32(len(hash))
return d, salt, hash, nil
}
@ -58,7 +58,7 @@ func (decoder *Decoder) CompareStringToHash(password string, hashedPassword stri
if err != nil {
return false, err
}
otherHash := argon2.IDKey([]byte(password), salt, p.iterations, p.memory, p.parallelism, p.keyLength)
otherHash := argon2.IDKey([]byte(password), salt, p.Iterations, p.Memory, p.Parallelism, p.KeyLength)
if subtle.ConstantTimeCompare(hash, otherHash) == 1 {
return true, nil
}

16
argon2/encoder.go
View File

@ -31,26 +31,26 @@ func (encoder *Encoder) generateRandomBytes(n uint32) ([]byte, error) {
}
func (encoder *Encoder) HashString(password string) (encodedHash string, err error) {
salt, err := encoder.generateRandomBytes(encoder.saltLength)
salt, err := encoder.generateRandomBytes(encoder.SaltLength)
if err != nil {
return "", err
}
hash := argon2.IDKey(
[]byte(password),
salt,
encoder.iterations,
encoder.memory,
encoder.parallelism,
encoder.keyLength,
encoder.Iterations,
encoder.Memory,
encoder.Parallelism,
encoder.KeyLength,
)
b64Salt := base64.RawStdEncoding.EncodeToString(salt)
b64Hash := base64.RawStdEncoding.EncodeToString(hash)
encodedHash = fmt.Sprintf(
"$argon2id$v=%d$m=%d,t=%d,p=%d$%s$%s",
argon2.Version,
encoder.memory,
encoder.iterations,
encoder.parallelism,
encoder.Memory,
encoder.Iterations,
encoder.Parallelism,
b64Salt,
b64Hash,
)

30
argon2/options.go
View File

@ -3,22 +3,22 @@ package argon2
import "errors"
type Options struct {
memory uint32
iterations uint32
parallelism uint8
saltLength uint32
keyLength uint32
Memory uint32
Iterations uint32
Parallelism uint8
SaltLength uint32
KeyLength uint32
}
var (
ErrInvalidHash = errors.New("the encoded hash is not in the correct format")
ErrIncompatibleVersion = errors.New("incompatible version of argon2")
defaultOptions = Options{
memory: 64 * 1024,
iterations: 3,
parallelism: 2,
saltLength: 16,
keyLength: 32,
Memory: 64 * 1024,
Iterations: 3,
Parallelism: 2,
SaltLength: 16,
KeyLength: 32,
}
)
@ -26,30 +26,30 @@ type OptFunc func(*Options)
func SetMemory(memory uint32) OptFunc {
return func(options *Options) {
options.memory = memory
options.Memory = memory
}
}
func SetIterations(iterations uint32) OptFunc {
return func(options *Options) {
options.iterations = iterations
options.Iterations = iterations
}
}
func SetParallelism(parallelism uint8) OptFunc {
return func(options *Options) {
options.parallelism = parallelism
options.Parallelism = parallelism
}
}
func SetSaltLength(saltLength uint32) OptFunc {
return func(options *Options) {
options.saltLength = saltLength
options.SaltLength = saltLength
}
}
func SetKeyLength(keyLength uint32) OptFunc {
return func(options *Options) {
options.keyLength = keyLength
options.KeyLength = keyLength
}
}