jwt/signing_method.go

25 lines
677 B
Go

package jwt
var signingMethods = map[string]func() SigningMethod{}
// Signing method
type SigningMethod interface {
Verify(signingString, signature string, key interface{}) error
Sign(signingString string, key interface{}) (string, error)
Alg() string
}
// Register the "alg" name and a factory function for signing method.
// This is typically done during init() in the method's implementation
func RegisterSigningMethod(alg string, f func() SigningMethod) {
signingMethods[alg] = f
}
// Get a signing method from an "alg" string
func GetSigningMethod(alg string) (method SigningMethod) {
if methodF, ok := signingMethods[alg]; ok {
method = methodF()
}
return
}