The highest tagged major version is v2.

crypt

package

v1.0.0 Latest Latest Go to latest Published: Nov 7, 2020 License: AGPL-3.0 Imports: 31 Imported by: 5

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Repository

github.com/omecodes/libome

Documentation ¶

Index ¶

Constants
func AESGCMDecrypt(key, data []byte) ([]byte, error)
func AESGCMDecryptWithNonce(key, nonce, data []byte) ([]byte, error)
func AESGCMEncrypt(key, data []byte) ([]byte, error)
func AESGCMEncryptWithSalt(key, salt, data []byte) ([]byte, error)
func GenerateCACertificate(t *CertificateTemplate) (*x509.Certificate, error)
func GenerateServiceCertificate(t *CertificateTemplate) (*x509.Certificate, error)
func GenerateVerificationCode(max int) (string, error)
func LoadCertificate(file string) (*x509.Certificate, error)
func LoadPrivateKey(password []byte, file string) (crypto.PrivateKey, error)
func NewPassword(length int) string
func PEMDecodeCertificate(pemBytes []byte) (*x509.Certificate, error)
func PEMDecodePublicKey(pemBytes []byte) (interface{}, string, error)
func PEMEncodeCertificate(cert *x509.Certificate) ([]byte, error)
func PEMEncodeKey(key crypto.PrivateKey) ([]byte, error)
func PEMEncodePublicKey(k crypto.PublicKey) ([]byte, error)
func RandomCode(max int) (string, error)
func Reveal(phrase string, info *Info) ([]byte, error)
func StoreCertificate(cert *x509.Certificate, file string, perm os.FileMode) error
func StorePrivateKey(key crypto.PrivateKey, password []byte, file string) error
type AESGCMDecryptWrapper
- func NewDecryptWrapper(key []byte, opts ...ReadOption) *AESGCMDecryptWrapper
- func (d *AESGCMDecryptWrapper) Wrap(reader io.Reader) io.Reader
type AESGCMEncryptWrapper
- func NewEncryptWrapper(key []byte, opts ...ReadOption) *AESGCMEncryptWrapper
- func (d *AESGCMEncryptWrapper) WithOutputSize(inputSize int64) int64
- func (d *AESGCMEncryptWrapper) Wrap(reader io.Reader) io.Reader
type CertificateTemplate
type Info
- func Generate(phrase string, length int) ([]byte, *Info, error)
type ReadOption
- func WithBlockSize(size int64) ReadOption
- func WithLimit(limit int64) ReadOption
- func WithOffset(offset int64) ReadOption
type ReaderWrapper
type WriterWrapper

Constants ¶

View Source

const (
	AESGCMNonceSize = 12
)

View Source

const (
	// PBKDF2Iterations set to 10 000 which is the acceptable number of pbkdf2 iterations for year 2020
	PBKDF2Iterations = 10000
)

Variables ¶

This section is empty.

Functions ¶

func AESGCMDecrypt ¶

func AESGCMDecrypt(key, data []byte) ([]byte, error)

func AESGCMDecryptWithNonce ¶

func AESGCMDecryptWithNonce(key, nonce, data []byte) ([]byte, error)

func AESGCMEncrypt ¶

func AESGCMEncrypt(key, data []byte) ([]byte, error)

func AESGCMEncryptWithSalt ¶

func AESGCMEncryptWithSalt(key, salt, data []byte) ([]byte, error)

func GenerateCACertificate ¶

func GenerateCACertificate(t *CertificateTemplate) (*x509.Certificate, error)

GenerateCACertificate generates a certificate for a CA

func GenerateServiceCertificate ¶

func GenerateServiceCertificate(t *CertificateTemplate) (*x509.Certificate, error)

GenerateServiceCertificate generates a certificate for a service

func GenerateVerificationCode ¶

func GenerateVerificationCode(max int) (string, error)

func LoadCertificate ¶

func LoadCertificate(file string) (*x509.Certificate, error)

LoadCertificate load file and decode it into a x509.Certificate

func LoadPrivateKey ¶

func LoadPrivateKey(password []byte, file string) (crypto.PrivateKey, error)

LoadPrivateKey load encrypted private key from "file" and decrypts it

func NewPassword ¶

func NewPassword(length int) string

func PEMDecodeCertificate ¶

func PEMDecodeCertificate(pemBytes []byte) (*x509.Certificate, error)

PEMDecodeCertificate creates certificate from pem bytes

func PEMDecodePublicKey ¶

func PEMDecodePublicKey(pemBytes []byte) (interface{}, string, error)

func PEMEncodeCertificate ¶

func PEMEncodeCertificate(cert *x509.Certificate) ([]byte, error)

PEMEncodeCertificate encodes certificate chain into pem file

func PEMEncodeKey ¶

func PEMEncodeKey(key crypto.PrivateKey) ([]byte, error)

func PEMEncodePublicKey ¶

func PEMEncodePublicKey(k crypto.PublicKey) ([]byte, error)

func RandomCode ¶

func RandomCode(max int) (string, error)

func Reveal ¶

func Reveal(phrase string, info *Info) ([]byte, error)

Reveal decrypts info.Encrypted with a key built from phrase and info content.

func StoreCertificate ¶

func StoreCertificate(cert *x509.Certificate, file string, perm os.FileMode) error

StoreCertificate encode certificate and store the result in "file"

func StorePrivateKey ¶

func StorePrivateKey(key crypto.PrivateKey, password []byte, file string) error

StorePrivateKey encrypts the private key and save it in "file"

Types ¶

type AESGCMDecryptWrapper ¶

type AESGCMDecryptWrapper struct {
	// contains filtered or unexported fields
}

func NewDecryptWrapper ¶

func NewDecryptWrapper(key []byte, opts ...ReadOption) *AESGCMDecryptWrapper

func (*AESGCMDecryptWrapper) Wrap ¶

func (d *AESGCMDecryptWrapper) Wrap(reader io.Reader) io.Reader

type AESGCMEncryptWrapper ¶

type AESGCMEncryptWrapper struct {
	// contains filtered or unexported fields
}

func NewEncryptWrapper ¶

func NewEncryptWrapper(key []byte, opts ...ReadOption) *AESGCMEncryptWrapper

func (*AESGCMEncryptWrapper) WithOutputSize ¶

func (d *AESGCMEncryptWrapper) WithOutputSize(inputSize int64) int64

func (*AESGCMEncryptWrapper) Wrap ¶

func (d *AESGCMEncryptWrapper) Wrap(reader io.Reader) io.Reader

type CertificateTemplate ¶

type CertificateTemplate struct {
	Organization      string
	Name              string
	Domains           []string
	IPs               []net.IP
	Expiry            time.Duration
	PublicKey         crypto.PublicKey
	SignerPrivateKey  crypto.PrivateKey
	SignerCertificate *x509.Certificate
}

CertificateTemplate specs for generating a certificate

type Info ¶

type Info struct {
	Iterations   int    `json:"iterations"`
	Salt         string `json:"salt"`
	Length       int    `json:"length"`
	Hash         string `json:"hash"`
	Alg          string `json:"alg"`
	EncryptedKey string `json:"encrypted_key"`
}

Info about encrypted key parameter

func Generate ¶

func Generate(phrase string, length int) ([]byte, *Info, error)

Generate generates random password of size length. Then encrypted with a key derived from password using pbkdf2. The derivation parameters are put in an Info object

type ReadOption ¶

type ReadOption func(*readOptions)

func WithBlockSize ¶

func WithBlockSize(size int64) ReadOption

func WithLimit ¶

func WithLimit(limit int64) ReadOption

func WithOffset ¶

func WithOffset(offset int64) ReadOption

type ReaderWrapper ¶

type ReaderWrapper interface {
	Wrap(reader io.Reader) io.Reader
}

type WriterWrapper ¶

type WriterWrapper interface {
	Wrap(writer io.Writer) io.Writer
}

Source Files ¶

View all Source files

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