/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License (the "License").
 * You may not use this file except in compliance with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*
 * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

#ifndef _DHCP_SYMBOL_COMMON_H
#define _DHCP_SYMBOL_COMMON_H

/*
 * This file contains DHCP symbol definitions that are shared between userland
 * (libdhcputil) and standalone.  The sharing is just for convenience; there's
 * no inherent relationship between the two implementations.
 *
 * NOTE: This file should never be included directly, but rather through
 *       either <dhcp_symbol.h> or <dhcp_impl.h>.
 */

#ifdef __cplusplus
extern "C" {
#endif

/*
 * Symbol category ids and strings
 */
typedef enum {
        DSYM_BAD_CAT    = -1,   /* An invalid category */
        DSYM_STANDARD   = 0,    /* Standard option */
        DSYM_EXTEND     = 1,    /* Extended Standard option */
        DSYM_VENDOR     = 2,    /* Vendor-specific option */
        DSYM_SITE       = 3,    /* Site-specific option */
        DSYM_FIELD      = 4,    /* DHCP packet fixed field option */
        DSYM_INTERNAL   = 5     /* Solaris DHCP internal option */
} dsym_category_t;

/*
 * Symbol type ids and strings
 */
typedef enum {
        DSYM_BAD_TYPE   = -1,   /* An invalid type */
        DSYM_ASCII      = 0,    /* A printable character string */
        DSYM_OCTET      = 1,    /* An array of bytes */
        DSYM_IP         = 2,    /* An IP address */
        DSYM_NUMBER     = 3,    /* A signed number */
        DSYM_BOOL       = 4,    /* No associated value */
        DSYM_INCLUDE    = 5,    /* Include macro (internal only) */
        DSYM_UNUMBER8   = 6,    /* An 8-bit unsigned integer */
        DSYM_UNUMBER16  = 7,    /* A 16-bit unsigned integer */
        DSYM_UNUMBER32  = 8,    /* A 32-bit unsigned integer */
        DSYM_UNUMBER64  = 9,    /* A 64-bit unsigned integer */
        DSYM_SNUMBER8   = 10,   /* An 8-bit signed integer */
        DSYM_SNUMBER16  = 11,   /* A 16-bit signed integer */
        DSYM_SNUMBER32  = 12,   /* A 32-bit signed integer */
        DSYM_SNUMBER64  = 13,   /* A 64-bit signed integer */
        DSYM_UNUMBER24  = 14,   /* A 24-bit unsigned integer */
        DSYM_IPV6       = 15,   /* An IPv6 address */
        DSYM_DUID       = 16,   /* A DHCP Unique Identifier */
        DSYM_DOMAIN     = 17    /* An RFC 1035-encoded domain name */
} dsym_cdtype_t;

#ifdef __cplusplus
}
#endif

#endif /* _DHCP_SYMBOL_COMMON_H */