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lint.c revision 1.7 
      1 /*	$NetBSD: lint.c,v 1.7 2008/12/28 01:23:46 christos Exp $	*/
      2 
      3 /*
      4  *  Copyright (c) 2007 The NetBSD Foundation.
      5  *  All rights reserved.
      6  *
      7  *  Redistribution and use in source and binary forms, with or without
      8  *  modification, are permitted provided that the following conditions
      9  *  are met:
     10  *  1. Redistributions of source code must retain the above copyright
     11  *     notice, this list of conditions and the following disclaimer.
     12  *  2. Redistributions in binary form must reproduce the above copyright
     13  *     notice, this list of conditions and the following disclaimer in the
     14  *     documentation and/or other materials provided with the distribution.
     15  *
     16  *  THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     17  *  ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     18  *  TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     19  *  PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     20  *  BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     21  *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     22  *  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     23  *  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     24  *  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     25  *  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     26  *  POSSIBILITY OF SUCH DAMAGE.
     27  */
     28 
     29 #if HAVE_NBTOOL_CONFIG_H
     30 #include "nbtool_config.h"
     31 #endif
     32 
     33 #include <stdlib.h>
     34 
     35 #include "defs.h"
     36 
     37 void
     38 emit_params()
     39 {
     40 
     41 	printf("version\t%d\n", CONFIG_VERSION);
     42 	printf("ident\t\"LINT_%s\"\n", conffile);
     43 	printf("maxusers\t%d\n", defmaxusers);
     44 	printf("config netbsdlint root on ?\n");
     45 	printf("\n");
     46 }
     47 
     48 enum opt_types {
     49 	OT_FLAG,
     50 	OT_PARAM,
     51 	OT_FS
     52 };
     53 
     54 static struct opt_type {
     55 	enum opt_types ot_type;
     56 	const char *ot_name;
     57 	struct hashtab **ot_ht;
     58 } opt_types[] = {
     59 	{ OT_FLAG, "options", &opttab },
     60 	{ OT_PARAM, "options", &opttab },
     61 	{ OT_FS, "file-system", &fsopttab },
     62 };
     63 
     64 static int
     65 do_emit_option(const char *name, void *value, void *v)
     66 {
     67 	struct nvlist *nv = value;
     68 	const struct opt_type *ot = v;
     69 
     70 	if (nv->nv_flags & NV_OBSOLETE)
     71 		return 0;
     72 
     73 	if (ht_lookup(*(ot->ot_ht), name))
     74 		return 0;
     75 
     76 	printf("%s\t%s", ot->ot_name, nv->nv_name);
     77 	if (ot->ot_type == OT_PARAM) {
     78 		struct nvlist *nv2  = ht_lookup(defoptlint, nv->nv_name);
     79 		if (nv2 == NULL)
     80 			nv2 = nv;
     81 		printf("=\"%s\"", nv2->nv_str ? nv2->nv_str : "1");
     82 	}
     83 	printf("\n");
     84 
     85 	return 1;
     86 }
     87 
     88 
     89 void
     90 emit_options()
     91 {
     92 
     93 	(void)ht_enumerate(defflagtab, do_emit_option, &opt_types[0]);
     94 	printf("\n");
     95 	(void)ht_enumerate(defparamtab, do_emit_option, &opt_types[1]);
     96 	printf("\n");
     97 	(void)ht_enumerate(deffstab, do_emit_option, &opt_types[2]);
     98 	printf("\n");
     99 }
    100 
    101 static void
    102 do_emit_instances(struct devbase *d, struct attr *at)
    103 {
    104 	struct nvlist *nv, *nv1;
    105 	struct attr *a;
    106 	struct deva *da;
    107 
    108 	/*
    109 	 * d_isdef is used to check whether a deva has been seen or not,
    110 	 * for there are devices that can be their own ancestor (e.g.
    111 	 * uhub, pci).
    112 	 */
    113 
    114 	if (at != NULL) {
    115 		for (da = d->d_ahead; da != NULL; da = da->d_bsame)
    116 			if (onlist(da->d_atlist, at))
    117 				break;
    118 		if (da == NULL)
    119 			panic("do_emit_instances: no deva found for %s at %s",
    120 			    d->d_name, at->a_name);
    121 
    122 		if (da->d_isdef > 1)
    123 			return;
    124 		da->d_isdef = 2;
    125 	}
    126 
    127 	if (at == NULL && !d->d_ispseudo)
    128 		printf("%s0\tat\troot\n", d->d_name);
    129 	else if (!d->d_ispseudo) {
    130 		printf("%s0\tat\t%s?", d->d_name, at->a_name);
    131 
    132 		for (nv = at->a_locs; nv != NULL; nv = nv->nv_next) {
    133 			if (nv->nv_num == 0)
    134 				printf(" %s %c", nv->nv_name,
    135 				    nv->nv_str ? '?' : '0');
    136 		}
    137 
    138 		printf("\n");
    139 	}
    140 
    141 	/*
    142 	 * Children attachments are found the same way as in the orphan
    143 	 * detection code in main.c.
    144 	 */
    145 	for (nv = d->d_attrs; nv != NULL; nv = nv->nv_next) {
    146 		a = nv->nv_ptr;
    147 		for (nv1 = a->a_devs; nv1 != NULL; nv1 = nv1->nv_next)
    148 			do_emit_instances(nv1->nv_ptr, a);
    149 	}
    150 }
    151 
    152 /* ARGSUSED */
    153 static int
    154 emit_root_instance(const char *name, void *value, void *v)
    155 {
    156 
    157 	do_emit_instances((struct devbase *)value, NULL);
    158 
    159 	return 1;
    160 }
    161 
    162 /* ARGSUSED */
    163 static int
    164 emit_pseudo_instance(const char *name, void *value, void *v)
    165 {
    166 	struct devbase *d = value;
    167 
    168 	if (d->d_ispseudo)
    169 		printf("pseudo-device\t%s\n", d->d_name);
    170 	return 0;
    171 }
    172 
    173 void
    174 emit_instances()
    175 {
    176 
    177 	(void)ht_enumerate(devroottab, emit_root_instance, NULL);
    178 	printf("\n");
    179 	(void)ht_enumerate(devbasetab, emit_pseudo_instance, NULL);
    180 }
    181