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 (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 22 /* 23 * Copyright 2007 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 <fm/fmd_fmri.h> 30 #include <fm/libtopo.h> 31 #include <fm/topo_mod.h> 32 #include <libdevinfo.h> 33 #include <alloca.h> 34 #include <string.h> 35 36 int 37 fmd_fmri_init(void) 38 { 39 return (0); 40 } 41 42 void 43 fmd_fmri_fini(void) 44 { 45 } 46 47 ssize_t 48 fmd_fmri_nvl2str(nvlist_t *nvl, char *buf, size_t buflen) 49 { 50 int err; 51 ssize_t len; 52 topo_hdl_t *thp; 53 char *str; 54 55 if ((thp = fmd_fmri_topo_hold(TOPO_VERSION)) == NULL) 56 return (fmd_fmri_set_errno(EINVAL)); 57 58 if (topo_fmri_nvl2str(thp, nvl, &str, &err) != 0) { 59 fmd_fmri_topo_rele(thp); 60 return (fmd_fmri_set_errno(EINVAL)); 61 } 62 63 if (buf != NULL) 64 len = snprintf(buf, buflen, "%s", str); 65 else 66 len = strlen(str); 67 68 topo_hdl_strfree(thp, str); 69 fmd_fmri_topo_rele(thp); 70 71 return (len); 72 } 73 74 int 75 fmd_fmri_present(nvlist_t *nvl) 76 { 77 int err, present; 78 topo_hdl_t *thp; 79 80 if ((thp = fmd_fmri_topo_hold(TOPO_VERSION)) == NULL) 81 return (fmd_fmri_set_errno(EINVAL)); 82 err = 0; 83 present = topo_fmri_present(thp, nvl, &err); 84 fmd_fmri_topo_rele(thp); 85 86 if (err != 0) 87 return (0); 88 else 89 return (present); 90 } 91 92 int 93 fmd_fmri_unusable(nvlist_t *nvl) 94 { 95 uint8_t version; 96 int err, unusable; 97 topo_hdl_t *thp; 98 99 if (nvlist_lookup_uint8(nvl, FM_VERSION, &version) != 0 || 100 version > FM_DEV_SCHEME_VERSION) 101 return (fmd_fmri_set_errno(EINVAL)); 102 103 if ((thp = fmd_fmri_topo_hold(TOPO_VERSION)) == NULL) 104 return (fmd_fmri_set_errno(EINVAL)); 105 err = 0; 106 unusable = topo_fmri_unusable(thp, nvl, &err); 107 fmd_fmri_topo_rele(thp); 108 109 if (err != 0) 110 return (0); 111 else 112 return (unusable); 113 } 114