1 /* $NetBSD: lint.c,v 1.17 2025/01/07 14:21:11 joe 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 <sys/cdefs.h> 34 __RCSID("$NetBSD: lint.c,v 1.17 2025/01/07 14:21:11 joe Exp $"); 35 36 #include <assert.h> 37 #include <stdlib.h> 38 39 #include "defs.h" 40 41 void 42 emit_params(void) 43 { 44 45 printf("version\t%d\n", CONFIG_VERSION); 46 printf("ident\t\"LINT_%s\"\n", conffile); 47 printf("maxusers\t%d\n", defmaxusers); 48 printf("config netbsdlint root on ?\n"); 49 printf("\n"); 50 } 51 52 enum opt_types { 53 OT_FLAG, 54 OT_PARAM, 55 OT_FS 56 }; 57 58 static struct opt_type { 59 enum opt_types ot_type; 60 const char *ot_name; 61 struct hashtab **ot_ht; 62 } opt_types[] = { 63 { OT_FLAG, "options", &opttab }, 64 { OT_PARAM, "options", &opttab }, 65 { OT_FS, "file-system", &fsopttab }, 66 }; 67 68 static int 69 do_emit_option(const char *name, struct defoptlist *dl, void *v) 70 { 71 const struct opt_type *ot = v; 72 const char *value; 73 74 if (dl->dl_obsolete) 75 return 0; 76 77 if (ht_lookup(*(ot->ot_ht), name)) 78 return 0; 79 80 printf("%s\t%s", ot->ot_name, dl->dl_name); 81 if (ot->ot_type == OT_PARAM) { 82 struct defoptlist *dl2 = dlhash_lookup(defoptlint, dl->dl_name); 83 if (dl2 != NULL) { 84 assert(dl2 == dl); 85 value = dl2->dl_lintvalue; 86 } else 87 value = dl->dl_value; 88 printf("=\"%s\"", value ? value : "1"); 89 } 90 printf("\n"); 91 92 return 1; 93 } 94 95 /* 96 * Same as do_emit_option but for filesystem definitions, which now 97 * have a different data type. XXX these should probably be unified 98 * again. 99 */ 100 static int 101 do_emit_fs(const char *name, struct nvlist *nv, void *v) 102 { 103 const struct opt_type *ot = v; 104 105 if (ht_lookup(*(ot->ot_ht), name)) 106 return 0; 107 108 assert(ot->ot_type != OT_PARAM); 109 printf("%s\t%s\n", ot->ot_name, nv->nv_name); 110 111 return 1; 112 } 113 114 void 115 emit_options(void) 116 { 117 118 (void)dlhash_enumerate(defflagtab, do_emit_option, &opt_types[0]); 119 printf("\n"); 120 (void)dlhash_enumerate(defparamtab, do_emit_option, &opt_types[1]); 121 printf("\n"); 122 (void)nvhash_enumerate(deffstab, do_emit_fs, &opt_types[2]); 123 printf("\n"); 124 } 125 126 static void 127 do_emit_instances(struct devbase *d, struct attr *at) 128 { 129 struct nvlist *nv1; 130 struct loclist *ll; 131 struct attrlist *al; 132 struct attr *a; 133 struct deva *da; 134 135 /* 136 * d_isdef is used to check whether a deva has been seen or not, 137 * for there are devices that can be their own ancestor (e.g. 138 * uhub, pci). 139 */ 140 141 if (at != NULL) { 142 for (da = d->d_ahead; da != NULL; da = da->d_bsame) 143 if (onlist(da->d_atlist, at)) 144 break; 145 if (da == NULL) 146 panic("do_emit_instances: no deva found for %s at %s", 147 d->d_name, at->a_name); 148 149 if (da->d_isdef > 1) 150 return; 151 da->d_isdef = 2; 152 } 153 154 if (at == NULL && !d->d_ispseudo && d->d_ihead == NULL) 155 printf("%s0\tat\troot\n", d->d_name); 156 else if (at != NULL && !d->d_ispseudo && da->d_ihead == NULL) { 157 printf("%s0\tat\t%s?", d->d_name, at->a_name); 158 159 for (ll = at->a_locs; ll != NULL; ll = ll->ll_next) { 160 if (ll->ll_num == 0) 161 printf(" %s %c", ll->ll_name, 162 ll->ll_string ? '?' : '0'); 163 } 164 165 printf("\n"); 166 } 167 168 /* 169 * Children attachments are found the same way as in the orphan 170 * detection code in main.c. 171 */ 172 for (al = d->d_attrs; al != NULL; al = al->al_next) { 173 a = al->al_this; 174 for (nv1 = a->a_devs; nv1 != NULL; nv1 = nv1->nv_next) 175 do_emit_instances(nv1->nv_ptr, a); 176 } 177 } 178 179 /* ARGSUSED */ 180 static int 181 emit_root_instance(const char *name, void *value, void *v) 182 { 183 184 do_emit_instances((struct devbase *)value, NULL); 185 186 return 1; 187 } 188 189 /* ARGSUSED */ 190 static int 191 emit_pseudo_instance(const char *name, void *value, void *v) 192 { 193 struct devbase *d = value; 194 195 if (d->d_ispseudo && d->d_ihead == NULL) 196 printf("pseudo-device\t%s\n", d->d_name); 197 return 0; 198 } 199 200 void 201 emit_instances(void) 202 { 203 204 (void)ht_enumerate(devroottab, emit_root_instance, NULL); 205 printf("\n"); 206 (void)ht_enumerate(devbasetab, emit_pseudo_instance, NULL); 207 } 208