/*

 * iSCSI error helpers

 *

 * Copyright (C) 2011 Mike Christie

 * Copyright (C) 2011 Red Hat, Inc. All rights reserved.

 * maintained by open-iscsi@googlegroups.com

 *

 * 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.

 *

 * See the file COPYING included with this distribution for more details.

 */

#include "stdlib.h"

#include "iscsi_err.h"

#include "log.h"

static char *iscsi_err_msgs[] = {

	/* 0 */ "",

	/* 1 */ "unknown error",

	/* 2 */ "session not found",

	/* 3 */ "no available memory",

	/* 4 */ "encountered connection failure",

	/* 5 */ "encountered iSCSI login failure",

	/* 6 */ "encountered iSCSI database failure",

	/* 7 */ "invalid parameter",

	/* 8 */ "connection timed out",

	/* 9 */ "internal error",

	/* 10 */ "encountered iSCSI logout failure",

	/* 11 */ "iSCSI PDU timed out",

	/* 12 */ "iSCSI driver not found. Please make sure it is loaded, and retry the operation",

	/* 13 */ "daemon access denied",

	/* 14 */ "iSCSI driver does not support requested capability.",

	/* 15 */ "session exists",

	/* 16 */ "Unknown request",

	/* 17 */ "iSNS service not supported",

	/* 18 */ "could not communicate to iscsid",

	/* 19 */ "encountered non-retryable iSCSI login failure",

	/* 20 */ "could not connect to iscsid",

	/* 21 */ "no objects found",

	/* 22 */ "sysfs lookup failure",

	/* 23 */ "host not found",

	/* 24 */ "iSCSI login failed due to authorization failure",

	/* 25 */ "iSNS query failed",

	/* 26 */ "iSNS registration failed",

	/* 27 */ "operation not supported",

	/* 28 */ "device or resource in use",

	/* 29 */ "operation failed but retry may succeed",

	/* 30 */ "unknown discovery type",

	/* 31 */ "child process terminated",

	/* 32 */ "target likely not connected",

};

char *iscsi_err_to_str(int err)

{

	if (err >= ISCSI_MAX_ERR_VAL || err < 0) {

		log_error("invalid error code %d", err);

		return NULL;

	}

	return iscsi_err_msgs[err];

}

void iscsi_err_print_msg(int err)

{

	if (err >= ISCSI_MAX_ERR_VAL || err < 0) {

		log_error("invalid error code %d", err);

		return;

	}

	log_error("initiator reported error (%d - %s)", err,

		  iscsi_err_msgs[err]);

}