C++ (Cpp) decode_EtypeList示例

示例#1

文件： rd_req.c 项目： 2014-class/freerouter

static krb5_error_code
find_etypelist(krb5_context context,
	       krb5_auth_context auth_context,
	       EtypeList *etypes)
{
    krb5_error_code ret;
    krb5_authdata *ad;
    krb5_authdata adIfRelevant;
    unsigned i;

    adIfRelevant.len = 0;

    etypes->len = 0;
    etypes->val = NULL;

    ad = auth_context->authenticator->authorization_data;
    if (ad == NULL)
	return 0;

    for (i = 0; i < ad->len; i++) {
	if (ad->val[i].ad_type == KRB5_AUTHDATA_IF_RELEVANT) {
	    ret = decode_AD_IF_RELEVANT(ad->val[i].ad_data.data,
					ad->val[i].ad_data.length,
					&adIfRelevant,
					NULL);
	    if (ret)
		return ret;

	    if (adIfRelevant.len == 1 &&
		adIfRelevant.val[0].ad_type ==
			KRB5_AUTHDATA_GSS_API_ETYPE_NEGOTIATION) {
		break;
	    }
	    free_AD_IF_RELEVANT(&adIfRelevant);
	    adIfRelevant.len = 0;
	}
    }

    if (adIfRelevant.len == 0)
	return 0;

    ret = decode_EtypeList(adIfRelevant.val[0].ad_data.data,
			   adIfRelevant.val[0].ad_data.length,
			   etypes,
			   NULL);
    if (ret)
	krb5_clear_error_string(context);

    free_AD_IF_RELEVANT(&adIfRelevant);

    return ret;
}

示例#2

文件： rd_req.c 项目： aosm/Heimdal

static krb5_error_code
find_etypelist(krb5_context context,
	       krb5_auth_context auth_context,
	       EtypeList *etypes)
{
    krb5_error_code ret;
    krb5_data data;

    ret = _krb5_get_ad(context, auth_context->authenticator->authorization_data, NULL, KRB5_AUTHDATA_GSS_API_ETYPE_NEGOTIATION, &data);
    if (ret)
	return 0;

    ret = decode_EtypeList(data.data, data.length, etypes, NULL);
    krb5_data_free(&data);
    if (ret)
	krb5_clear_error_message(context);

    return ret;
}