mcc.setUsage(Credential::SIGNING_CREDENTIAL);
if (keyName.first)
mcc.getKeyNames().insert(keyName.second);
- if (sigalg.first)
+ if (sigalg.first) {
+ // Using an explicit algorithm, so resolve a credential directly.
mcc.setXMLAlgorithm(sigalg.second);
- cred = credResolver->resolve(&mcc);
+ cred = credResolver->resolve(&mcc);
+ }
+ else {
+ // Prefer credential based on peer's requirements.
+ pair<const SigningMethod*,const Credential*> p = role->getSigningMethod(*credResolver, mcc);
+ if (p.first)
+ sigalg = make_pair(true, p.first->getAlgorithm());
+ if (p.second)
+ cred = p.second;
+ }
}
else {
CredentialCriteria cc;
}
if (cred) {
// Signed request.
+ pair<bool,const XMLCh*> digalg = relyingParty->getXMLString("digestAlg");
+ if (!digalg.first && role) {
+ const DigestMethod* dm = role->getDigestMethod();
+ if (dm)
+ digalg = make_pair(true, dm->getAlgorithm());
+ }
return encoder.encode(
httpResponse,
msg,
&application,
cred,
sigalg.second,
- relyingParty->getXMLString("digestAlg").second
+ (digalg.first ? digalg.second : nullptr)
);
}
else {