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 * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #pragma ident "%Z%%M% %I% %E% SMI" 28 29 #include <stdio.h> 30 #include <stdlib.h> 31 #include <unistd.h> 32 #include <ctype.h> 33 #include <priv.h> 34 #include <string.h> 35 #include <libgen.h> 36 #include <errno.h> 37 #include <sys/devpolicy.h> 38 #include <sys/modctl.h> 39 #include <sys/vnode.h> 40 #include <sys/stat.h> 41 42 static char *progname; 43 44 static const priv_impl_info_t *pi; 45 static size_t sz; 46 47 static void 48 fatalerr(const char *s) 49 { 50 (void) fprintf(stderr, "%s: %s: %s\n", progname, s, strerror(errno)); 51 exit(1); 52 /* NOTREACHED */ 53 } 54 55 static void 56 fatal(const char *s) 57 { 58 (void) fprintf(stderr, "%s: %s\n", progname, s); 59 exit(1); 60 /* NOTREACHED */ 61 } 62 63 static void 64 printpolicy(const devplcysys_t *ds) 65 { 66 char *ss; 67 68 ss = priv_set_to_str(DEVPLCYSYS_RDP(ds, pi), ',', PRIV_STR_SHORT); 69 (void) printf("\t"DEVPLCY_TKN_RDP"=%s\n", ss); 70 free(ss); 71 ss = priv_set_to_str(DEVPLCYSYS_WRP(ds, pi), ',', PRIV_STR_SHORT); 72 (void) printf("\t"DEVPLCY_TKN_WRP"=%s\n", ss); 73 free(ss); 74 } 75 76 static void 77 getpolicy(void) 78 { 79 int nitems = 0; 80 char *mem = NULL; 81 int i; 82 devplcysys_t *ds; 83 char major[256]; 84 85 if (modctl(MODGETDEVPOLICY, &nitems, sz, mem) == 0 || errno != ENOMEM) 86 fatalerr("modctl(MODGETDEVPOLICY)"); 87 88 mem = malloc(nitems * sz); 89 if (mem == NULL) 90 fatal("Out of memory"); 91 92 if (modctl(MODGETDEVPOLICY, &nitems, sz, mem) != 0) 93 fatalerr("modctl"); 94 95 for (i = 0; i < nitems; i++) { 96 /* LINTED: alignment */ 97 ds = (devplcysys_t *)(mem + i * sz); 98 if (i == 0) { 99 (void) printf("DEFAULT"); 100 } else { 101 if (modctl(MODGETNAME, major, sizeof (major), 102 &ds->dps_maj) != 0) 103 continue; 104 (void) printf("%s:", major); 105 if (ds->dps_minornm[0] != '\0') { 106 (void) printf("%s", ds->dps_minornm); 107 } else { 108 /* (minor[-minor]) */ 109 (void) printf("(%u", (uint_t)ds->dps_lomin); 110 if (ds->dps_lomin != ds->dps_himin) 111 (void) printf("-%u", 112 (uint_t)ds->dps_himin); 113 (void) putchar(')'); 114 if (ds->dps_isblock) 115 (void) putchar('b'); 116 else 117 (void) putchar('c'); 118 } 119 } 120 (void) putchar('\n'); 121 printpolicy(ds); 122 } 123 } 124 125 static void 126 getdevpolicy(const char *dev) 127 { 128 devplcysys_t *ds; 129 130 ds = malloc(sz); 131 132 if (ds == NULL) 133 fatal("Out of memory"); 134 135 if (modctl(MODGETDEVPOLICYBYNAME, sz, ds, dev) != 0) 136 fatalerr("modctl"); 137 138 (void) printf("%s\n", dev); 139 printpolicy(ds); 140 free(ds); 141 } 142 143 int 144 main(int argc, char **argv) 145 { 146 progname = basename(argv[0]); 147 148 if ((pi = getprivimplinfo()) == NULL) 149 fatalerr("getprivimplinfo"); 150 151 sz = DEVPLCYSYS_SZ(pi); 152 153 if (argc == 1) { 154 getpolicy(); 155 return (0); 156 } 157 158 while (*++argv != NULL) 159 getdevpolicy(*argv); 160 161 return (0); 162 } 163