mac

package

v1.2.2 Latest Latest Go to latest Published: Jan 24, 2019 License: Apache-2.0 Imports: 5 Imported by: 0

Details

Valid go.mod file

The Go module system was introduced in Go 1.11 and is the official dependency management solution for Go.
Redistributable license

Redistributable licenses place minimal restrictions on how software can be used, modified, and redistributed.
Tagged version

Modules with tagged versions give importers more predictable builds.
Stable version

When a project reaches major version v1 it is considered stable.
Learn more about best practices

Package mac provides subtle implementations of the Mac primitive.

This section is empty.

This section is empty.

func ValidateHmacParams(hash string, keySize uint32, tagSize uint32) error

ValidateHmacParams validates parameters of Hmac constructor.

type Hmac struct {
	HashFunc func() hash.Hash
	Key      []byte
	TagSize  uint32
}

Hmac implementation of interface tink.Mac

func NewHmac(hashAlg string, key []byte, tagSize uint32) (*Hmac, error)

NewHmac creates a new instance of Hmac with the specified key and tag size.

func (h *Hmac) ComputeMac(data []byte) ([]byte, error)

ComputeMac computes message authentication code (MAC) for the given data.

func (h *Hmac) VerifyMac(mac []byte, data []byte) (bool, error)

VerifyMac verifies whether the given MAC is a correct authentication code (MAC) the given data.