zitadel-oidc/pkg/oidc/code_challenge.go
Livio Amstutz 1518c843de
feat: token introspection (#83)
* introspect

* introspect and client assertion

* introspect and client assertion

* scopes

* token introspection

* introspect

* refactoring

* fixes

* clenaup

* Update example/internal/mock/storage.go

Co-authored-by: Fabi <38692350+fgerschwiler@users.noreply.github.com>

* clenaup

Co-authored-by: Fabi <38692350+fgerschwiler@users.noreply.github.com>
2021-02-15 13:43:50 +01:00

33 lines
653 B
Go

package oidc
import (
"crypto/sha256"
"github.com/caos/oidc/pkg/utils"
)
const (
CodeChallengeMethodPlain CodeChallengeMethod = "plain"
CodeChallengeMethodS256 CodeChallengeMethod = "S256"
)
type CodeChallengeMethod string
type CodeChallenge struct {
Challenge string
Method CodeChallengeMethod
}
func NewSHACodeChallenge(code string) string {
return utils.HashString(sha256.New(), code, false)
}
func VerifyCodeChallenge(c *CodeChallenge, codeVerifier string) bool {
if c == nil {
return false
}
if c.Method == CodeChallengeMethodS256 {
codeVerifier = NewSHACodeChallenge(codeVerifier)
}
return codeVerifier == c.Challenge
}