xref: /onnv-gate/usr/src/lib/libdhcpsvc/modules/files/dhcptab.h (revision 0:68f95e015346)
1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate  * CDDL HEADER START
3*0Sstevel@tonic-gate  *
4*0Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*0Sstevel@tonic-gate  * with the License.
8*0Sstevel@tonic-gate  *
9*0Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate  * and limitations under the License.
13*0Sstevel@tonic-gate  *
14*0Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate  *
20*0Sstevel@tonic-gate  * CDDL HEADER END
21*0Sstevel@tonic-gate  */
22*0Sstevel@tonic-gate /*
23*0Sstevel@tonic-gate  * Copyright (c) 2000 by Sun Microsystems, Inc.
24*0Sstevel@tonic-gate  * All rights reserved.
25*0Sstevel@tonic-gate  */
26*0Sstevel@tonic-gate 
27*0Sstevel@tonic-gate #ifndef _DHCPTAB_H
28*0Sstevel@tonic-gate #define	_DHCPTAB_H
29*0Sstevel@tonic-gate 
30*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
31*0Sstevel@tonic-gate 
32*0Sstevel@tonic-gate #include <sys/types.h>
33*0Sstevel@tonic-gate #include <stdio.h>
34*0Sstevel@tonic-gate #include <dhcp_svc_public.h>
35*0Sstevel@tonic-gate 
36*0Sstevel@tonic-gate /*
37*0Sstevel@tonic-gate  * Implementation-specific data structures for the files dhcptab container.
38*0Sstevel@tonic-gate  * These structures are subject to change at any time.
39*0Sstevel@tonic-gate  */
40*0Sstevel@tonic-gate 
41*0Sstevel@tonic-gate #ifdef	__cplusplus
42*0Sstevel@tonic-gate extern "C" {
43*0Sstevel@tonic-gate #endif
44*0Sstevel@tonic-gate 
45*0Sstevel@tonic-gate /*
46*0Sstevel@tonic-gate  * Per-record state describing the underlying record, including its
47*0Sstevel@tonic-gate  * position on-disk.
48*0Sstevel@tonic-gate  */
49*0Sstevel@tonic-gate typedef struct dt_recpos {
50*0Sstevel@tonic-gate 	dt_rec_t	dtp_rec;	/* traditional record */
51*0Sstevel@tonic-gate 	size_t		dtp_size;	/* its size in the file */
52*0Sstevel@tonic-gate 	off_t		dtp_off;	/* its starting offset in the file */
53*0Sstevel@tonic-gate } dt_recpos_t;
54*0Sstevel@tonic-gate 
55*0Sstevel@tonic-gate /*
56*0Sstevel@tonic-gate  * Per-instance state for each instance of an open_dt()
57*0Sstevel@tonic-gate  */
58*0Sstevel@tonic-gate typedef struct dt_handle {
59*0Sstevel@tonic-gate 	unsigned int	dh_oflags;	/* flags passed into open_dt() */
60*0Sstevel@tonic-gate 	char		dh_location[MAXPATHLEN];
61*0Sstevel@tonic-gate } dt_handle_t;
62*0Sstevel@tonic-gate 
63*0Sstevel@tonic-gate /*
64*0Sstevel@tonic-gate  * Order of the fields in the on-disk record.
65*0Sstevel@tonic-gate  */
66*0Sstevel@tonic-gate enum { DTF_KEY, DTF_TYPE, DTF_SIG, DTF_VALUE };
67*0Sstevel@tonic-gate 
68*0Sstevel@tonic-gate #define	DTF_FIELDS		4	/* number of fields */
69*0Sstevel@tonic-gate #define	DTF_COMMENT_CHAR	'#'
70*0Sstevel@tonic-gate 
71*0Sstevel@tonic-gate /*
72*0Sstevel@tonic-gate  * Constants for use with find_dt()
73*0Sstevel@tonic-gate  */
74*0Sstevel@tonic-gate #define	FIND_PARTIAL	0x0001		/* allow partial success */
75*0Sstevel@tonic-gate #define	FIND_POSITION	0x0002 		/* return dt_recpos_t's */
76*0Sstevel@tonic-gate 
77*0Sstevel@tonic-gate #ifdef	__cplusplus
78*0Sstevel@tonic-gate }
79*0Sstevel@tonic-gate #endif
80*0Sstevel@tonic-gate 
81*0Sstevel@tonic-gate #endif	/* _DHCPTAB_H */
82