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      1 /*
      2  * CDDL HEADER START
      3  *
      4  * The contents of this file are subject to the terms of the
      5  * Common Development and Distribution License, Version 1.0 only
      6  * (the "License").  You may not use this file except in compliance
      7  * with the License.
      8  *
      9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
     10  * or http://www.opensolaris.org/os/licensing.
     11  * See the License for the specific language governing permissions
     12  * and limitations under the License.
     13  *
     14  * When distributing Covered Code, include this CDDL HEADER in each
     15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
     16  * If applicable, add the following below this CDDL HEADER, with the
     17  * fields enclosed by brackets "[]" replaced with your own identifying
     18  * information: Portions Copyright [yyyy] [name of copyright owner]
     19  *
     20  * CDDL HEADER END
     21  */
     22 
     23 /*
     24  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
     25  * Use is subject to license terms.
     26  */
     27 
     28 #ifndef	_FMD_CONF_H
     29 #define	_FMD_CONF_H
     30 
     31 #pragma ident	"%Z%%M%	%I%	%E% SMI"
     32 
     33 #include <sys/types.h>
     34 
     35 #ifdef	__cplusplus
     36 extern "C" {
     37 #endif
     38 
     39 struct fmd_conf_param;
     40 
     41 typedef struct fmd_conf_ops {
     42 	int (*co_set)(struct fmd_conf_param *, const char *);
     43 	void (*co_get)(const struct fmd_conf_param *, void *);
     44 	int (*co_del)(struct fmd_conf_param *, const char *);
     45 	void (*co_free)(struct fmd_conf_param *);
     46 } fmd_conf_ops_t;
     47 
     48 typedef struct fmd_conf_formal {
     49 	const char *cf_name;
     50 	const fmd_conf_ops_t *cf_ops;
     51 	const char *cf_default;
     52 } fmd_conf_formal_t;
     53 
     54 typedef struct fmd_conf_param {
     55 	const fmd_conf_formal_t *cp_formal;
     56 	struct fmd_conf_param *cp_next;
     57 	union {
     58 		uint64_t cpv_num;
     59 		char *cpv_str;
     60 		void *cpv_ptr;
     61 	} cp_value;
     62 } fmd_conf_param_t;
     63 
     64 typedef struct fmd_conf_defer {
     65 	char *cd_name;
     66 	char *cd_value;
     67 	struct fmd_conf_defer *cd_next;
     68 } fmd_conf_defer_t;
     69 
     70 typedef struct fmd_conf {
     71 	pthread_rwlock_t cf_lock;
     72 	const fmd_conf_formal_t *cf_argv;
     73 	int cf_argc;
     74 	uint_t cf_flag;
     75 	fmd_conf_param_t *cf_params;
     76 	fmd_conf_param_t **cf_parhash;
     77 	uint_t cf_parhashlen;
     78 	fmd_conf_defer_t *cf_defer;
     79 } fmd_conf_t;
     80 
     81 typedef struct fmd_conf_verb {
     82 	const char *cv_name;
     83 	int (*cv_exec)(fmd_conf_t *, int, char *[]);
     84 } fmd_conf_verb_t;
     85 
     86 typedef struct fmd_conf_path {
     87 	const char **cpa_argv;
     88 	int cpa_argc;
     89 } fmd_conf_path_t;
     90 
     91 typedef struct fmd_conf_mode {
     92 	const char *cm_name;
     93 	const char *cm_desc;
     94 	uint_t cm_bits;
     95 } fmd_conf_mode_t;
     96 
     97 extern int fmd_conf_mode_set(const fmd_conf_mode_t *,
     98     fmd_conf_param_t *, const char *);
     99 extern void fmd_conf_mode_get(const fmd_conf_param_t *, void *);
    100 
    101 extern int fmd_conf_notsup(fmd_conf_param_t *, const char *);
    102 extern void fmd_conf_nop(fmd_conf_param_t *);
    103 
    104 extern const fmd_conf_ops_t fmd_conf_bool;	/* int */
    105 extern const fmd_conf_ops_t fmd_conf_int8;	/* int8_t */
    106 extern const fmd_conf_ops_t fmd_conf_uint8;	/* uint8_t */
    107 extern const fmd_conf_ops_t fmd_conf_int16;	/* int16_t */
    108 extern const fmd_conf_ops_t fmd_conf_uint16;	/* uint16_t */
    109 extern const fmd_conf_ops_t fmd_conf_int32;	/* int32_t */
    110 extern const fmd_conf_ops_t fmd_conf_uint32;	/* uint32_t */
    111 extern const fmd_conf_ops_t fmd_conf_int64;	/* int64_t */
    112 extern const fmd_conf_ops_t fmd_conf_uint64;	/* uint64_t */
    113 extern const fmd_conf_ops_t fmd_conf_string;	/* const char* */
    114 extern const fmd_conf_ops_t fmd_conf_path;	/* fmd_conf_path_t* */
    115 extern const fmd_conf_ops_t fmd_conf_list;	/* fmd_conf_path_t* */
    116 extern const fmd_conf_ops_t fmd_conf_time;	/* hrtime_t */
    117 extern const fmd_conf_ops_t fmd_conf_size;	/* uint64_t */
    118 extern const fmd_conf_ops_t fmd_conf_signal;	/* int */
    119 extern const fmd_conf_ops_t fmd_conf_parent;	/* any */
    120 
    121 extern const char FMD_PROP_SUBSCRIPTIONS[];	/* fmd_conf_list */
    122 extern const char FMD_PROP_DICTIONARIES[];	/* fmd_conf_list */
    123 
    124 #define	FMD_CONF_DEFER	0x1			/* permit deferred settings */
    125 
    126 extern fmd_conf_t *fmd_conf_open(const char *,
    127     int, const fmd_conf_formal_t *, uint_t);
    128 extern void fmd_conf_merge(fmd_conf_t *, const char *);
    129 extern void fmd_conf_propagate(fmd_conf_t *, fmd_conf_t *, const char *);
    130 extern void fmd_conf_close(fmd_conf_t *);
    131 
    132 extern const char *fmd_conf_getnzstr(fmd_conf_t *, const char *);
    133 extern const fmd_conf_ops_t *fmd_conf_gettype(fmd_conf_t *, const char *);
    134 extern int fmd_conf_getprop(fmd_conf_t *, const char *, void *);
    135 extern int fmd_conf_setprop(fmd_conf_t *, const char *, const char *);
    136 extern int fmd_conf_delprop(fmd_conf_t *, const char *, const char *);
    137 
    138 #ifdef	__cplusplus
    139 }
    140 #endif
    141 
    142 #endif	/* _FMD_CONF_H */
    143