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(krb5_digest_probe): return what mechs are supported/allowed.

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@22156 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Love Hörnquist Åstrand
2007-12-04 20:02:49 +00:00
parent 43e2e59ccb
commit 2da57a288f
1 changed files with 54 additions and 0 deletions
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54
lib/krb5/digest.c
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@@ -1143,3 +1143,57 @@ krb5_ntlm_rep_get_sessionkey(krb5_context context,
ntlm->response.sessionkey->data,
ntlm->response.sessionkey->length);
}
/**
* Get the supported/allowed mechanism for this principal.
*
* @param context A Keberos context.
* @param realm The realm of the KDC.
* @param ccache The credential cache to use when talking to the KDC.
* @param flags The supported mechanism.
*
* @return Return an error code or 0.
*
* @ingroup krb5_digest
*/
krb5_error_code
krb5_digest_probe(krb5_context context,
krb5_realm realm,
krb5_ccache ccache,
unsigned *flags)
{
DigestReqInner ireq;
DigestRepInner irep;
krb5_error_code ret;
memset(&ireq, 0, sizeof(ireq));
memset(&irep, 0, sizeof(irep));
ireq.element = choice_DigestReqInner_supportedMechs;
ret = digest_request(context, realm, ccache,
KRB5_KU_DIGEST_ENCRYPT, &ireq, &irep);
if (ret)
goto out;
if (irep.element == choice_DigestRepInner_error) {
krb5_set_error_string(context, "Digest probe error: %s",
irep.u.error.reason);
ret = irep.u.error.code;
goto out;
}
if (irep.element != choice_DigestRepInner_supportedMechs) {
krb5_set_error_string(context, "Digest reply not an probe");
ret = EINVAL;
goto out;
}
*flags = DigestTypes2int(irep.u.supportedMechs);
out:
free_DigestRepInner(&irep);
return ret;
}