xref: /titanic_44/usr/src/lib/libsmbfs/cflib.h (revision 0db3240d392634cfff2f95fb6da34b56b8dc574f)
1 /*
2  * Copyright (c) 2000, Boris Popov
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  * 3. All advertising materials mentioning features or use of this software
14  *    must display the following acknowledgement:
15  *    This product includes software developed by Boris Popov.
16  * 4. Neither the name of the author nor the names of any co-contributors
17  *    may be used to endorse or promote products derived from this software
18  *    without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30  * SUCH DAMAGE.
31  *
32  * $Id: cflib.h,v 1.1.1.1 2001/06/09 00:28:11 zarzycki Exp $
33  */
34 
35 /*
36  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
37  * Use is subject to license terms.
38  */
39 
40 #ifndef _CFLIB_H_
41 #define	_CFLIB_H_
42 
43 struct rcfile;
44 
45 /*
46  * A unified options parser
47  */
48 enum opt_argtype {OPTARG_STR, OPTARG_INT, OPTARG_BOOL};
49 
50 struct opt_args;
51 
52 typedef int opt_callback_t (struct opt_args *);
53 
54 #define	OPTFL_NONE	0x0000
55 #define	OPTFL_HAVEMIN	0x0001
56 #define	OPTFL_HAVEMAX	0x0002
57 #define	OPTFL_MINMAX	NAFL_HAVEMIN | NAFL_HAVEMAX
58 
59 struct opt_args {
60 	enum opt_argtype type;
61 	int	opt;		/* command line option */
62 	char	*name;		/* rc file equiv */
63 	int	flag;		/* OPTFL_* */
64 	int	ival;		/* int/bool values, or max len for str value */
65 	char	*str;		/* string value */
66 	int	min;		/* min for ival */
67 	int	max;		/* max for ival */
68 	opt_callback_t *fn;	/* call back to validate */
69 };
70 typedef struct opt_args opt_args_t;
71 
72 extern int cf_opterr, cf_optind, cf_optopt, cf_optreset;
73 extern const char *cf_optarg;
74 extern struct rcfile *smb_rc;
75 
76 #ifdef __cplusplus
77 extern "C" {
78 #endif
79 
80 int  opt_args_parse(struct rcfile *, struct opt_args *, const char *,
81 	opt_callback_t *);
82 int  opt_args_parseopt(struct opt_args *, int, char *, opt_callback_t *);
83 
84 int  cf_getopt(int, char * const *, const char *);
85 void cf_opt_lock(void);
86 void cf_opt_unlock(void);
87 
88 int  rc_getstringptr(struct rcfile *, const char *, const char *, char **);
89 int  rc_getstring(struct rcfile *, const char *, const char *, size_t, char *);
90 int  rc_getint(struct rcfile *, const char *, const char *, int *);
91 int  rc_getbool(struct rcfile *, const char *, const char *, int *);
92 
93 int smb_open_rcfile(char *);
94 void smb_close_rcfile(void);
95 
96 #ifdef __cplusplus
97 }
98 #endif
99 
100 #endif	/* _CFLIB_H_ */
101