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  * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
  23  */
  24 
  25 /*
  26  * Rendering functions for nvlist_prt that are of use to all types
  27  * of log.
  28  */
  29 
  30 #include <fmdump.h>
  31 #include <stdio.h>
  32 #include <strings.h>
  33 
  34 extern topo_hdl_t *fmd_fmri_topo_hold(int);
  35 
  36 /*
  37  * Can be appointed to be called for dumping all nvlist members of
  38  * an nvlist we ask to print with nvlist_prt.  Return 0 if the
  39  * nvlist is not recognized as an fmri, and default formatting
  40  * will be applied; otherwise format as an fmri string and return 1.
  41  */
  42 
  43 /*ARGSUSED*/
  44 int
  45 fmdump_render_nvlist(nvlist_prtctl_t pctl, void *private, nvlist_t *nvl,
  46     const char *name, nvlist_t *fmri)
  47 {
  48         topo_hdl_t *thp = fmd_fmri_topo_hold(TOPO_VERSION);
  49         FILE *fp = nvlist_prtctl_getdest(pctl);
  50         char *class, *fmristr = NULL;
  51         uint8_t version;
  52         int err;
  53 
  54         if (nvlist_lookup_string(fmri, FM_FMRI_SCHEME, &class) != 0 ||
  55             nvlist_lookup_uint8(fmri, FM_VERSION, &version) != 0)
  56                 return (0);
  57 
  58         /*
  59          * Instead of hardcoding known FMRI classes here we'll try
  60          * topo_fmri_nvl2str which should fail gracefully for invalid
  61          * schemes (ie an nvlist that just happens to have the expected
  62          * class and version members but that isn't an FMRI).
  63          */
  64         if (topo_fmri_nvl2str(thp, fmri, &fmristr, &err) != 0 ||
  65             fmristr == NULL)
  66                 return (0);
  67 
  68         nvlist_prtctl_doindent(pctl, 1);
  69         nvlist_prtctl_dofmt(pctl, NVLIST_FMT_MEMBER_NAME, name);
  70         (void) fprintf(fp, "%s", fmristr);
  71         topo_hdl_strfree(thp, fmristr);
  72 
  73         return (1);
  74 }