/* $Id$ 
 *
 * Lasso - A free implementation of the Liberty Alliance specifications.
 *
 * Copyright (C) 2004, 2005 Entr'ouvert
 * http://lasso.entrouvert.org
 * 
 * Authors: See AUTHORS file in top-level directory.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#include <glib/gstrfuncs.h>
#include <lasso/errors.h>
#include <lasso/xml/xml.h>


const char*
lasso_strerror(int error_code)
{
	switch (error_code) {
		case LASSO_ERROR_UNDEFINED:
			return "Undefined error case";
		case LASSO_ERROR_UNIMPLEMENTED:
			return "Unimplemented part of Lasso";
		case LASSO_XML_ERROR_NODE_NOT_FOUND:
			return "Unable to get child of element.";
		case LASSO_XML_ERROR_NODE_CONTENT_NOT_FOUND:
			return "Unable to get content of element.";
		case LASSO_XML_ERROR_ATTR_NOT_FOUND:
			return "Unable to get attribute of element.";
		case LASSO_XML_ERROR_ATTR_VALUE_NOT_FOUND:
			return "Unable to get attribute value of element.";
		case LASSO_XML_ERROR_INVALID_FILE:
			return "Invalid XML file";

		case LASSO_DS_ERROR_SIGNATURE_NOT_FOUND:
			return "Signature element not found.";
		case LASSO_DS_ERROR_INVALID_SIGNATURE:
			return "Invalid signature.";
		case LASSO_DS_ERROR_CONTEXT_CREATION_FAILED:
			return "Failed to create signature context.";
		case LASSO_DS_ERROR_PUBLIC_KEY_LOAD_FAILED:
			return "Failed to load public key.";
		case LASSO_DS_ERROR_PRIVATE_KEY_LOAD_FAILED:
			return "Failed to load private key.";
		case LASSO_DS_ERROR_CERTIFICATE_LOAD_FAILED:
			return "Failed to load certificate.";
		case LASSO_DS_ERROR_SIGNATURE_FAILED:
			return "Failed to sign the node.";
		case LASSO_DS_ERROR_KEYS_MNGR_CREATION_FAILED:
			return "Failed to create keys manager.";
		case LASSO_DS_ERROR_KEYS_MNGR_INIT_FAILED:
			return "Failed to initialize keys manager.";
		case LASSO_DS_ERROR_SIGNATURE_VERIFICATION_FAILED:
			return "Failed to verify signature.";
		case LASSO_DS_ERROR_INVALID_SIGALG:
			return "Invalid signature algorithm.";
		case LASSO_DS_ERROR_SIGNATURE_TEMPLATE_NOT_FOUND:
			return "Signature template has not been found.";

		case LASSO_SERVER_ERROR_PROVIDER_NOT_FOUND:
			return "ProviderID unknown to LassoServer.";
		case LASSO_SERVER_ERROR_ADD_PROVIDER_FAILED:
			return "Failed to add new provider.";
		case LASSO_SERVER_ERROR_ADD_PROVIDER_PROTOCOL_MISMATCH:
			return "Failed to add new provider (protocol mismatch).";
		case LASSO_SERVER_ERROR_SET_ENCRYPTION_PRIVATE_KEY_FAILED:
			return "Failed to load encryption private key.";

		case LASSO_LOGOUT_ERROR_UNSUPPORTED_PROFILE:
			return "Unsupported protocol profile";
		case LASSO_LOGOUT_ERROR_REQUEST_DENIED:
			return "Request denied by identity provider";
		case LASSO_LOGOUT_ERROR_FEDERATION_NOT_FOUND:
			return "Federation not found on logout";
		case LASSO_LOGOUT_ERROR_UNKNOWN_PRINCIPAL:
			return "Unknown principal on logout";

		case LASSO_PROFILE_ERROR_INVALID_QUERY:
			return "Invalid URL query";
		case LASSO_PROFILE_ERROR_INVALID_POST_MSG:
			return "Invalid POST message";
		case LASSO_PROFILE_ERROR_INVALID_SOAP_MSG:
			return "Invalid SOAP message";
		case LASSO_PROFILE_ERROR_MISSING_REQUEST:
			return "Missing request";
		case LASSO_PROFILE_ERROR_INVALID_HTTP_METHOD:
			return "Invalid HTTP method";
		case LASSO_PROFILE_ERROR_INVALID_PROTOCOLPROFILE:
			return "Invalid protocol profile";
		case LASSO_PROFILE_ERROR_INVALID_MSG:
			return "Invalid message";
		case LASSO_PROFILE_ERROR_MISSING_REMOTE_PROVIDERID:
			return "ProviderID not found";
		case LASSO_PROFILE_ERROR_UNSUPPORTED_PROFILE:
			return "Unsupported protocol profile";
		case LASSO_PROFILE_ERROR_UNKNOWN_PROFILE_URL:
			return "Unable to find Profile URL in metadata";
		case LASSO_PROFILE_ERROR_IDENTITY_NOT_FOUND:
			return "Identity not found";
		case LASSO_PROFILE_ERROR_FEDERATION_NOT_FOUND:
			return "Federation not found";
		case LASSO_PROFILE_ERROR_NAME_IDENTIFIER_NOT_FOUND:
			return "Name identifier not found";
		case LASSO_PROFILE_ERROR_BUILDING_QUERY_FAILED:
			return "Error building request QUERY url";
		case LASSO_PROFILE_ERROR_BUILDING_REQUEST_FAILED:
			return "Error building request object";
		case LASSO_PROFILE_ERROR_BUILDING_MESSAGE_FAILED:
			return "Error building request message";
		case LASSO_PROFILE_ERROR_BUILDING_RESPONSE_FAILED:
			return "Error building response object";
		case LASSO_PROFILE_ERROR_SESSION_NOT_FOUND:
			return "Session not found";
		case LASSO_PROFILE_ERROR_BAD_IDENTITY_DUMP:
			return "Failed to create identity from dump";
		case LASSO_PROFILE_ERROR_BAD_SESSION_DUMP:
			return "Failed to create session from dump";
		case LASSO_PROFILE_ERROR_MISSING_RESPONSE:
			return "Missing response";
		case LASSO_PROFILE_ERROR_MISSING_STATUS_CODE:
			return "Missing status code";
		case LASSO_PROFILE_ERROR_MISSING_ARTIFACT:
			return "Missing SAML artifact";
		case LASSO_PROFILE_ERROR_MISSING_RESOURCE_OFFERING:
			return "Missing ressource offering";
		case LASSO_PROFILE_ERROR_MISSING_SERVICE_DESCRIPTION:
			return "Missing service description";
		case LASSO_PROFILE_ERROR_MISSING_SERVICE_TYPE:
			return "Missing service type";
		case LASSO_PROFILE_ERROR_MISSING_ASSERTION:
			return "Missing assertion";
		case LASSO_PROFILE_ERROR_MISSING_SUBJECT:
			return "Missing subject";
		case LASSO_PROFILE_ERROR_MISSING_NAME_IDENTIFIER:
			return "Missing name identifier";
		case LASSO_PROFILE_ERROR_INVALID_ARTIFACT:
			return "Invalid artifact";
		case LASSO_PROFILE_ERROR_MISSING_ENCRYPTION_PRIVATE_KEY:
			return "Found an encrypted element but encryption private key is not set";

		case LASSO_PARAM_ERROR_BAD_TYPE_OR_NULL_OBJ:
			return "An object type provided as parameter "\
				"is invalid or object is NULL.";
		case LASSO_PARAM_ERROR_INVALID_VALUE:
			return "A parameter value is invalid.";
		case LASSO_PARAM_ERROR_CHECK_FAILED:
			return "The error return location should be "\
				"either NULL or contains a NULL error.";

		case LASSO_LOGIN_ERROR_INVALID_NAMEIDPOLICY:
			return "Invalid NameIDPolicy in lib:AuthnRequest";

		case LASSO_DEFEDERATION_ERROR_MISSING_NAME_IDENTIFIER:
			return "Name identifier not found in request";
		case LASSO_LOGIN_ERROR_UNKNOWN_PRINCIPAL:
			return "Unknown principal";
		case LASSO_LOGIN_ERROR_FEDERATION_NOT_FOUND:
			return "Federation not found on login";
		case LASSO_LOGIN_ERROR_REQUEST_DENIED:
			return "Request denied";
		case LASSO_LOGIN_ERROR_NO_DEFAULT_ENDPOINT:
			return "No default endpoint";
		case LASSO_LOGIN_ERROR_ASSERTION_REPLAY:
			return "Assertion replay";

		case LASSO_SOAP_FAULT_REDIRECT_REQUEST:
			return "Redirect request from Attribute Provider";

		default:
			return "Error";
	}
}