/*
 * Copyright (C) 2011 Collabora Ltd.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *     * Redistributions of source code must retain the above
 *       copyright notice, this list of conditions and the
 *       following disclaimer.
 *     * Redistributions in binary form must reproduce the
 *       above copyright notice, this list of conditions and
 *       the following disclaimer in the documentation and/or
 *       other materials provided with the distribution.
 *     * The names of contributors to this software may not be
 *       used to endorse or promote products derived from this
 *       software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
 * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
 * DAMAGE.
 *
 * Author: Stef Walter <stefw@collabora.co.uk>
 */

#include "config.h"

#include "pkcs11.h"
#include "p11-kit.h"

/**
 * SECTION:p11-kit-util
 * @title: Utilities
 * @short_description: PKCS\#11 utilities
 *
 * Utility functions for working with PKCS\#11.
 */

#ifdef ENABLE_NLS
#include <libintl.h>
#define _(x) dgettext(PACKAGE_NAME, x)
#else
#define _(x) x
#endif

/**
 * p11_kit_strerror:
 * @rv: The code to get a message for.
 *
 * Get a message for a PKCS\#11 return value or error code. Do not
 * pass CKR_OK or other such non errors to this function.
 *
 * Returns: The user readable and localized message.
 **/
const char*
p11_kit_strerror (CK_RV rv)
{
	switch (rv) {

	/* These are not really errors, or not current */
	case CKR_OK:
	case CKR_NO_EVENT:
	case CKR_FUNCTION_NOT_PARALLEL:
	case CKR_SESSION_PARALLEL_NOT_SUPPORTED:
		return "";

	case CKR_CANCEL:
	case CKR_FUNCTION_CANCELED:
		return _("The operation was cancelled");

	case CKR_HOST_MEMORY:
		return _("Insufficient memory available");
	case CKR_SLOT_ID_INVALID:
		return _("The specified slot ID is not valid");
	case CKR_GENERAL_ERROR:
		return _("Internal error");
	case CKR_FUNCTION_FAILED:
		return _("The operation failed");
	case CKR_ARGUMENTS_BAD:
		return _("Invalid arguments");
	case CKR_NEED_TO_CREATE_THREADS:
		return _("The module cannot create needed threads");
	case CKR_CANT_LOCK:
		return _("The module cannot lock data properly");
	case CKR_ATTRIBUTE_READ_ONLY:
		return _("The field is read-only");
	case CKR_ATTRIBUTE_SENSITIVE:
		return _("The field is sensitive and cannot be revealed");
	case CKR_ATTRIBUTE_TYPE_INVALID:
		return _("The field is invalid or does not exist");
	case CKR_ATTRIBUTE_VALUE_INVALID:
		return _("Invalid value for field");
	case CKR_DATA_INVALID:
		return _("The data is not valid or unrecognized");
	case CKR_DATA_LEN_RANGE:
		return _("The data is too long");
	case CKR_DEVICE_ERROR:
		return _("An error occurred on the device");
	case CKR_DEVICE_MEMORY:
		return _("Insufficient memory available on the device");
	case CKR_DEVICE_REMOVED:
		return _("The device was removed or unplugged");
	case CKR_ENCRYPTED_DATA_INVALID:
		return _("The encrypted data is not valid or unrecognized");
	case CKR_ENCRYPTED_DATA_LEN_RANGE:
		return _("The encrypted data is too long");
	case CKR_FUNCTION_NOT_SUPPORTED:
		return _("This operation is not supported");
	case CKR_KEY_HANDLE_INVALID:
		return _("The key is missing or invalid");
	case CKR_KEY_SIZE_RANGE:
		return _("The key is the wrong size");
	case CKR_KEY_TYPE_INCONSISTENT:
		return _("The key is of the wrong type");
	case CKR_KEY_NOT_NEEDED:
		return _("No key is needed");
	case CKR_KEY_CHANGED:
		return _("The key is different than before");
	case CKR_KEY_NEEDED:
		return _("A key is needed");
	case CKR_KEY_INDIGESTIBLE:
		return _("Cannot include the key in the digest");
	case CKR_KEY_FUNCTION_NOT_PERMITTED:
		return _("This operation cannot be done with this key");
	case CKR_KEY_NOT_WRAPPABLE:
		return _("The key cannot be wrapped");
	case CKR_KEY_UNEXTRACTABLE:
		return _("Cannot export this key");
	case CKR_MECHANISM_INVALID:
		return _("The crypto mechanism is invalid or unrecognized");
	case CKR_MECHANISM_PARAM_INVALID:
		return _("The crypto mechanism has an invalid argument");
	case CKR_OBJECT_HANDLE_INVALID:
		return _("The object is missing or invalid");
	case CKR_OPERATION_ACTIVE:
		return _("Another operation is already taking place");
	case CKR_OPERATION_NOT_INITIALIZED:
		return _("No operation is taking place");
	case CKR_PIN_INCORRECT:
		return _("The password or PIN is incorrect");
	case CKR_PIN_INVALID:
		return _("The password or PIN is invalid");
	case CKR_PIN_LEN_RANGE:
		return _("The password or PIN is of an invalid length");
	case CKR_PIN_EXPIRED:
		return _("The password or PIN has expired");
	case CKR_PIN_LOCKED:
		return _("The password or PIN is locked");
	case CKR_SESSION_CLOSED:
		return _("The session is closed");
	case CKR_SESSION_COUNT:
		return _("Too many sessions are active");
	case CKR_SESSION_HANDLE_INVALID:
		return _("The session is invalid");
	case CKR_SESSION_READ_ONLY:
		return _("The session is read-only");
	case CKR_SESSION_EXISTS:
		return _("An open session exists");
	case CKR_SESSION_READ_ONLY_EXISTS:
		return _("A read-only session exists");
	case CKR_SESSION_READ_WRITE_SO_EXISTS:
		return _("An administrator session exists");
	case CKR_SIGNATURE_INVALID:
		return _("The signature is bad or corrupted");
	case CKR_SIGNATURE_LEN_RANGE:
		return _("The signature is unrecognized or corrupted");
	case CKR_TEMPLATE_INCOMPLETE:
		return _("Certain required fields are missing");
	case CKR_TEMPLATE_INCONSISTENT:
		return _("Certain fields have invalid values");
	case CKR_TOKEN_NOT_PRESENT:
		return _("The device is not present or unplugged");
	case CKR_TOKEN_NOT_RECOGNIZED:
		return _("The device is invalid or unrecognizable");
	case CKR_TOKEN_WRITE_PROTECTED:
		return _("The device is write protected");
	case CKR_UNWRAPPING_KEY_HANDLE_INVALID:
		return _("Cannot import because the key is invalid");
	case CKR_UNWRAPPING_KEY_SIZE_RANGE:
		return _("Cannot import because the key is of the wrong size");
	case CKR_UNWRAPPING_KEY_TYPE_INCONSISTENT:
		return _("Cannot import because the key is of the wrong type");
	case CKR_USER_ALREADY_LOGGED_IN:
		return _("You are already logged in");
	case CKR_USER_NOT_LOGGED_IN:
		return _("No user has logged in");
	case CKR_USER_PIN_NOT_INITIALIZED:
		return _("The user's password or PIN is not set");
	case CKR_USER_TYPE_INVALID:
		return _("The user is of an invalid type");
	case CKR_USER_ANOTHER_ALREADY_LOGGED_IN:
		return _("Another user is already logged in");
	case CKR_USER_TOO_MANY_TYPES:
		return _("Too many users of different types are logged in");
	case CKR_WRAPPED_KEY_INVALID:
		return _("Cannot import an invalid key");
	case CKR_WRAPPED_KEY_LEN_RANGE:
		return _("Cannot import a key of the wrong size");
	case CKR_WRAPPING_KEY_HANDLE_INVALID:
		return _("Cannot export because the key is invalid");
	case CKR_WRAPPING_KEY_SIZE_RANGE:
		return _("Cannot export because the key is of the wrong size");
	case CKR_WRAPPING_KEY_TYPE_INCONSISTENT:
		return _("Cannot export because the key is of the wrong type");
	case CKR_RANDOM_SEED_NOT_SUPPORTED:
		return _("Unable to initialize the random number generator");
	case CKR_RANDOM_NO_RNG:
		return _("No random number generator available");
	case CKR_DOMAIN_PARAMS_INVALID:
		return _("The crypto mechanism has an invalid parameter");
	case CKR_BUFFER_TOO_SMALL:
		return _("Not enough space to store the result");
	case CKR_SAVED_STATE_INVALID:
		return _("The saved state is invalid");
	case CKR_INFORMATION_SENSITIVE:
		return _("The information is sensitive and cannot be revealed");
	case CKR_STATE_UNSAVEABLE:
		return _("The state cannot be saved");
	case CKR_CRYPTOKI_NOT_INITIALIZED:
		return _("The module has not been initialized");
	case CKR_CRYPTOKI_ALREADY_INITIALIZED:
		return _("The module has already been initialized");
	case CKR_MUTEX_BAD:
		return _("Cannot lock data");
	case CKR_MUTEX_NOT_LOCKED:
		return _("The data cannot be locked");
	case CKR_FUNCTION_REJECTED:
		return _("The request was rejected by the user");

	default:
		return _("Unknown error");
	}
}